CN106193437B - Cast polyurethane sandwich color steel insulation board and its it is manufactured method - Google Patents
Cast polyurethane sandwich color steel insulation board and its it is manufactured method Download PDFInfo
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- CN106193437B CN106193437B CN201610627253.0A CN201610627253A CN106193437B CN 106193437 B CN106193437 B CN 106193437B CN 201610627253 A CN201610627253 A CN 201610627253A CN 106193437 B CN106193437 B CN 106193437B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
- E04C2/292—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and sheet metal
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3897—Low-molecular-weight compounds having heteroatoms other than oxygen containing heteroatoms other than oxygen, halogens, nitrogen, sulfur, phosphorus or silicon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0025—Foam properties rigid
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
Cast polyurethane sandwich color steel insulation board and its it is manufactured method, belong to the production of flame retardant polyurethane energy-saving material and energy-saving building technology field, melamine resin is etherified with high temperature resistant inorganic hydridization melamine resin polyalcohol or polyalcohol, emulsifier, composite catalyst, phosphate flame retardant, foaming agent, if water or waterglass are main raw material(s), agitated dispersion, prepare combined polyether, then with polymeric isocyanate MDI in panel machine, flush coater, it foams on casting machine, up to the full water foamed B1 grades of flame retardant inorganic hydridization polyurethane with melamine rigid foam material of environment-friendly type, inorganic hybridization polyurethane with melamine rigid foam material, which is poured between inner panel and outside plate, forms hard polyurethane foam thermal insulation clamp sandwich layer, the rigid foam material of the invention patent does not contain low boiling hydrocarbon compound fluorochlorohydrocarbon and hydrochlorofluorocarbons class compound, with Water blown, no It destroys ozone layer, generate greenhouse effects, environmental protection, flame retardant property improves at least 20%, and excellent fireproof performance, oxygen index (OI) is greater than 30%.
Description
Technical field
The invention belongs to the production of flame retardant polyurethane energy-saving material and energy-saving building technology fields, in particular to polyurethane sandwich
Color steel insulation board and its be manufactured method.
Background technique
China is the big country of a climate characteristic complexity, such as the Northeast of severe cold, the River of summer hot cold,
This makes the energy consumption of China's building materials very big.The winter warming etc. of northern area, energy consumption account for national total energy consumption
27.3%.But the problem of due to material, technology and technique, China's traditional architecture unit area heating energy consumption are weathers in the world
2-3 times of developed country similar in condition.It is newly-built during the Medium- and Long-Term Plan for Conserving Energy Resources regulation " 13, five " that country promulgates
Building wants strict implement energy conservation standard, while gradually to implement adiabatic heat-insulation transformation to existing building.65% section is carried out comprehensively
75% energy conservation standard is carried out in energy standard, a line city.
The heat insulating energy saving material that China uses at present mainly includes following several: foam type thermal insulation material, composition silicate
Thermal insulation material, heat-insulating calcium silicate product thermal insulation material.
The foam type thermal insulation material used at home is mainly EPS thermal insulation material；And polyurethane (PU) thermal insulation material and EPS
Thermal insulation material is compared, and thermal coefficient is lower, and the heat insulation effect of the PU rigid foam of 50mm thickness is equivalent to 80-100mm thickness
EPS.Especially when energy conservation 65% is realized in north cold area, EPS seam leak falls off existing there are serious freeze thawing phenomenon
As serious.
Ordinary rigid polyurethane foam plastics generally uses low boiling hydrocarbon compound fluorochlorohydrocarbon (F11,141B) as hair
Infusion, however discovered in recent years such compound is the arch-criminal for destroying earth's ozone layer.Hydrochlorofluorocarbons (HCFC) class also has one
Fixed ozone remove function and generation greenhouse effects, so original polyurethane foam system must be substituted, therefore Quan Shuifa
Bubble technology increasingly receives the favor of people.
And there are many deficiencies for common Water-Blown Rigid Polyurethane Foams, and if system viscosity is too big, poor fluidity,
Foaming is uneven and causes abscess coarse, and thermal coefficient is bigger than normal, foams embrittlement etc..
Summary of the invention
In order to solve the above problems existing in the present technology, the present invention provides cast polyurethane sandwich color steel insulation board and
It is manufactured method, is etherified melamine with high temperature resistant inorganic hydridization melamine resin polyalcohol or inorganic hybridization polyalcohol
Resin, emulsifier, composite catalyst, phosphate flame retardant, foaming agent, if water or waterglass are main raw material(s), agitated point
Dissipate, prepare respectively full water foamed B1 grade flame melamine polyurethane plate, spraying, be poured combined polyether, then with polymerize it is different
Cyanate MDI is foamed on panel machine, flush coater, casting machine to get the full water foamed B1 grades of flame retardant inorganic hydridization trimerization of environment-friendly type
Cyanamide polyurethane rigid foam material is hard polyurethane foam thermal insulation clamp sandwich layer, hard polyurethane foam thermal insulation clamp sandwich layer between inner panel and outside plate
It is poured and is formed by inorganic hybridization polyurethane with melamine rigid foam material.
The technical solution adopted in the present invention is as follows:
Cast polyurethane sandwich color steel insulation board, including inner panel and outside plate, it is characterized in that: being between the inner panel and outside plate
Hard polyurethane foam thermal insulation clamp sandwich layer, the hard polyurethane foam thermal insulation clamp sandwich layer is by inorganic hybridization polyurethane with melamine rigid foam material
Casting is formed；
The inorganic hybridization polyurethane with melamine rigid foam material by inorganic hybridization polyurethane with melamine combined polyether with
Polymeric isocyanate foaming is made；
The inorganic hybridization polyurethane with melamine combined polyether is formulated as follows by ratio of weight and the number of copies:
Inorganic hybridization melamine resin polyalcohol
Or
The inorganic hybridization polyurethane with melamine combined polyether is formulated as follows by ratio of weight and the number of copies:
Inorganic hybridization melamine resin polyalcohol
The inner panel and outside plate are sheet metal, and the sheet metal is color steel plate.
The hard polyurethane foam thermal insulation clamp sandwich layer with a thickness of 0.5-50cm.
The combination of the hard polyurethane foam thermal insulation clamp sandwich layer and inner panel, outside plate is direct solidification bonding, and cohesive force is greater than
100Kpa。
The emulsifier is silicone oil, and the silicone oil is hard bubble silicone oil.
The composite catalyst is potassium acetate, five methyl diethylentriamine, 1,3,5- tri- (dimethylamino-propyl) hexahydro
Triazine, trimethyl-N-2 hydroxypropyl caproic acid, triethylenediamine, N, two in accelerine or dibutyl tin dilaurate
Kind is several.
The fire retardant is phosphate, and the phosphate is tricresyl phosphate (the chloro- 2- propyl of 1-) ester, tricresyl phosphate (2,3- bis-
One or both of chloropropyl) ester, the viscosity of the phosphate is less than 300Pas.
The inorganic hybridization melamine resin polyol molecule structure is as follows:
X in the molecular structure is inorganic hybridization element, including one of B or Sb；
R in the molecular structure is-(CH2)nOH or-(CH2)mO(CH2)mOH or
(OCH2CH2CH2CH3)kOH or-O (CH2)pCH(OH)CH2OH wherein 2≤n≤6,2≤m≤6,2≤p≤6,2
≤k≤41。
The inorganic hybridization polyalcohol etherificate melamine resin molecular structure is as follows:
X in the molecular structure is inorganic hybridization element, including one of B or Sb；
R in the molecular structure is-(CH2)nOH or-(CH2)mO(CH2)mOH or
(OCH2CH2CH2CH3)kOH or-O (CH2)PCH(OH)CH2OH wherein 2≤n≤6,2≤m≤6,2≤p≤6,2
≤k≤41。
Cast polyurethane sandwich color steel insulation board is manufactured method, it is characterised in that: comprising the following specific steps
(1) combined polyether is prepared
Above-mentioned inorganic hybridization polyurethane with melamine combined polyether formula components are added separately in mixing kettle, room temperature stirs
Dispersion 2-4 hours is mixed, micro mechanical admixture is filtered out, obtains inorganic hybridization polyurethane with melamine combined polyether；
(2) moulding by casting
By inorganic hybridization polyurethane with melamine combined polyether obtained in step (1) and polymeric isocyanate according to weight
Than 1:(1-1.8) it is matched, mixing 5-10s is carried out in casting machine and obtains fluid mix, then by the liquid
Mixture is cast between inner panel (1) and outside plate (3), and fluid mix voluntarily foams and glues with inner panel (1) and outside plate (3) solidification
Knot forms the cast polyurethane sandwich color steel insulation board of hard polyurethane foam thermal insulation clamp sandwich layer (2).
Above-mentioned technical proposal of the invention compared with prior art, has the advantage that
1, the rigid foam material used of the invention patent does not contain low boiling hydrocarbon compound fluorochlorohydrocarbon and hydrochlorofluorocarbons class
Compound is not destroyed ozone layer, is not generated greenhouse effects with Water blown, environmental protection, while being used when material preparation inorganic miscellaneous
The melamine resin polyalcohol of change, the introducing of inorganic hybridization element improve flame retardant property, with the resin phase before non-hydridization
Than, high temperature resistance improves 50 DEG C or more, and flame retardant property improves at least 20%, while guaranteeing physical property, anti-flammability
Can be excellent, oxygen index (OI) is greater than 30%, meets B1 grades of GB 8624-2012 standard requirements.
2, of the invention that B1 grades of flame melamine polyurethane composition polyethers of Water blown are carried out using low viscosity phosphate
Effective dilution, overcomes that water-blown polyurethane combined polyether viscosity is too big, and poor fluidity, foaming is uneven and causes abscess thick
Greatly, the defects such as thermal coefficient is bigger than normal, and foams embrittlement, intensity are low.Phosphorus-nitrogen flame-retardant system phosphorus source is provided simultaneously, is improved complete
The flame retardant property of Water blown polyurethane with melamine foamed material.
3, the present invention utilizes low viscosity phosphate, effectively improves full water foamed B1 grades of flame melamine polyurethane group
The viscosity for closing polyethers, sprays full water foamed B1 grades of flame melamine polyurethane rigid foam materials of the invention, can be with
It with casting machine casting, can be formed with high pressure panel machine, thermal insulation material is made.
4, the cast polyurethane sandwich color steel insulation board of the invention patent manufacture, does not need using expensive high fire-retardance
Phosphate flame retardant makes the reduction of foam cost greatly, reduces 30% or more, economy is more reasonable.
5, cast polyurethane sandwich color steel insulation board of the invention compare with similar product with apparent technical advantage and
Economic advantages provide environmental protection, B1 grades of thermal insulation materials fire-retardant, invention is waterproof integrated for building energy conservation.Can building field,
It is widely used in the fields such as petrochemical industry, freezer cold insulation, great economic benefit will be generated, while completing to execute to country
Montreal Agreement plan, reduces atmospheric warming effect, and protection atmospheric ozone layer has huge social benefit.
Detailed description of the invention
The cross section structure schematic diagram of cast polyurethane sandwich color steel insulation board Fig. 1 of the invention
In figure, 1, inner panel, 2, hard polyurethane foam thermal insulation clamp sandwich layer, 3, outside plate
Specific embodiment
The present invention will be described in detail combined with specific embodiments below, but the invention is not limited to specific embodiments.
Embodiment 1
Cast polyurethane sandwich color steel insulation board, including inner panel 1 and outside plate 3 are poly- ammonia between the inner panel 1 and outside plate 3
Ester hard bubble thermal insulation clamp sandwich layer 2, the hard polyurethane foam thermal insulation clamp sandwich layer 2 are poured by inorganic hybridization polyurethane with melamine rigid foam material
Note is formed；
Inorganic hybridization polyurethane with melamine rigid foam material by inorganic hybridization polyurethane with melamine combined polyether with polymerize
Isocyanates foaming is made；
Inorganic hybridization polyurethane with melamine combined polyether is formulated as follows by ratio of weight and the number of copies:
Inner panel 1 and outside plate 3 are color steel plate.
Hard polyurethane foam thermal insulation clamp sandwich layer with a thickness of 0.5cm.
The combination of hard polyurethane foam thermal insulation clamp sandwich layer 2 and inner panel 1, outside plate 3 is direct solidification bonding, and cohesive force is
105Kpa。
Emulsifier is hard bubble silicone oil.
Composite catalyst is potassium acetate and five methyl diethylentriamine.
Fire retardant is phosphate, and phosphate is tricresyl phosphate (the chloro- 2- propyl of 1-) ester, and the viscosity of phosphate is 290Pas.
Inorganic hybridization melamine resin polyalcohol is specially boron hydridization melamine resin propylene glycol, molecular structural formula
And the preparation method is as follows:
Raw material proportioning:
(1) etherification reaction
Hexamethylolmelamine and methanol are added in reaction kettle according to the above ratio, adding acid for adjusting pH is 2.5, at 35 DEG C
Under conditions of, mixing speed is 60 revs/min, and heat preservation 120min carries out etherification reaction, obtains etherified melamine polyimide resin；
(2) alkali neutralization
It is stirred under the conditions of 40 revs/min of revolving speed, adding alkali to adjust pH is 8.0, which keeps temperature to be lower than 50
℃；
(3) hydridization is reacted
Four water, eight Boratex and water are added into reaction kettle, is warming up to 100 DEG C of reactions 2 hours, under conditions of 80 DEG C, often
Pressure steam methanol, under conditions of 100 DEG C, vacuum degree be 0.090MPa under the conditions of steam water, until water content reach 0.5% with
Under；
(4) cold filtration
60 DEG C are cooled to, 2% super-cell is added, filters out salt with filter, obtains boron hydridization etherified melamine
Polyimide resin；
(5) ether exchange reaction
Propylene glycol and hydrochloric acid is added, at 100 DEG C, carries out ether exchange reaction, the methanol of generation is constantly steamed under normal pressure,
The methanol quality steamed to metering reaches theoretical amount, and ether exchange is completed；
(6) distillation removes remaining methanol
Under conditions of vacuum degree 0.090MPa, 95 DEG C of temperature, the methanol of remaining is steamed, is cooled to room temperature to get boron is arrived
Hydridization melamine resin propylene glycol, yield 99.0%.
Above-mentioned cast polyurethane sandwich color steel insulation board is manufactured method, it is characterised in that: including walking in detail below
It is rapid:
(1) combined polyether is prepared
Above-mentioned inorganic hybridization polyurethane with melamine combined polyether formula components are added separately in mixing kettle, room temperature stirs
Dispersion 2 hours is mixed, micro mechanical admixture is filtered out, obtains inorganic hybridization polyurethane with melamine combined polyether；
(2) moulding by casting
By inorganic hybridization polyurethane with melamine combined polyether obtained in step (1) and polymeric isocyanate according to weight
It is matched than 1:1, mixing 5s is carried out in casting machine and obtains fluid mix, is then poured the fluid mix
Between inner panel 1 and outside plate 3, fluid mix voluntarily foams and bonds with inner panel 1 and the solidification of outside plate 3, forms hard polyurethane foam
The cast polyurethane sandwich color steel insulation board of thermal insulation clamp sandwich layer 2.
Other operations can be carried out after ten minutes, are continuously constructed unaffected, by the sandwich color steel insulation board in 15 DEG C of items
Under part, place 48 hours, intensity can achieve 2Mpa.
Embodiment 2
Cast polyurethane sandwich color steel insulation board, including inner panel 1 and outside plate 3 are poly- ammonia between the inner panel 1 and outside plate 3
Ester hard bubble thermal insulation clamp sandwich layer 2, the hard polyurethane foam thermal insulation clamp sandwich layer 2 are poured by inorganic hybridization polyurethane with melamine rigid foam material
Note is formed；
Inorganic hybridization polyurethane with melamine rigid foam material by inorganic hybridization polyurethane with melamine combined polyether with polymerize
Isocyanates foaming is made；
Inorganic hybridization polyurethane with melamine combined polyether is formulated as follows by ratio of weight and the number of copies:
Inner panel 1 and outside plate 3 are color steel plate.
Hard polyurethane foam thermal insulation clamp sandwich layer (2) with a thickness of 15cm.
The combination of hard polyurethane foam thermal insulation clamp sandwich layer (2) and inner panel (1), outside plate (3) is direct solidification bonding, cohesive force
For 120Kpa.
Emulsifier is hard bubble silicone oil.
Composite catalyst is five methyl diethylentriamine, 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazine, trimethyl-
N-2 hydroxypropyl caproic acid and dibutyl tin dilaurate.
Fire retardant is phosphate, and phosphate is tricresyl phosphate (2,3- bis- chloropropyl) ester, and the viscosity of phosphate is 285Pas.
Inorganic hybridization melamine resin polyalcohol is specially molybdenum hydridization melamine resin glycerine
Molecular structural formula:
Raw material proportioning:
(1) etherification reaction
Hexamethylolmelamine and methanol are added in reaction kettle according to the above ratio, adding nitre acid for adjusting pH is 5.0,50
Under conditions of DEG C, mixing speed is 70 revs/min, and heat preservation 100min carries out etherification reaction, obtains etherified melamine polyimide resin；
(2) alkali neutralization
It is stirred under the conditions of 70 revs/min of revolving speed, adding alkali to adjust pH is 8.6, which keeps temperature to be lower than 50
℃；
(3) hydridization is reacted
Sodium molybdate and water are added into reaction kettle, is warming up to 105 DEG C and reacts 1.5 hours, under conditions of 90 DEG C, normal pressure steams
Methanol out steams water under the conditions of vacuum degree is 0.095MPa, until water content reaches 0.5% or less under conditions of 105 DEG C；
(4) cold filtration
70 DEG C are cooled to, 2.5% super-cell is added, filters out salt with filter, obtains molybdenum hydridization etherificate trimerization
Melamine resin；
(5) ether exchange reaction
Glycerine and nitric acid is added, at 105 DEG C, carries out ether exchange reaction, the methanol of generation is constantly steamed under normal pressure,
The methanol quality steamed to metering reaches theoretical amount, and ether exchange is completed；
(6) distillation removes remaining methanol
Under conditions of vacuum degree 0.1MPa, 105 DEG C of temperature, the methanol of remaining is steamed, it is inorganic to get arriving to be cooled to room temperature
Hydridization melamine resin polyalcohol, yield 98.0%.
Above-mentioned cast polyurethane sandwich color steel insulation board is manufactured method, it is characterised in that: including walking in detail below
It is rapid:
(1) combined polyether is prepared
Above-mentioned inorganic hybridization polyurethane with melamine combined polyether formula components are added separately in mixing kettle, room temperature stirs
Dispersion 4 hours is mixed, micro mechanical admixture is filtered out, obtains inorganic hybridization polyurethane with melamine combined polyether；
(2) moulding by casting
By inorganic hybridization polyurethane with melamine combined polyether obtained in step (1) and polymeric isocyanate according to weight
It is matched than 1:1.8, mixing 10s is carried out in casting machine and obtains fluid mix, then by the fluid mix
It is cast between inner panel 1 and outside plate 3, fluid mix voluntarily foams and bonds with inner panel 1 and the solidification of outside plate 3, forms polyurethane
The cast polyurethane sandwich color steel insulation board of hard bubble thermal insulation clamp sandwich layer 2.
Other operations can be carried out after ten minutes, are continuously constructed unaffected, by the sandwich color steel insulation board in 40 DEG C of items
Under part, place 24 hours, intensity can achieve 1Mpa.
Embodiment 3
Cast polyurethane sandwich color steel insulation board, including inner panel 1 and outside plate 3, it is characterized in that: the inner panel 1 and outside plate 3 it
Between be hard polyurethane foam thermal insulation clamp sandwich layer 2, the hard polyurethane foam thermal insulation clamp sandwich layer 2 is hard by inorganic hybridization polyurethane with melamine
Foam material is poured to be formed；
Inorganic hybridization polyurethane with melamine rigid foam material by inorganic hybridization polyurethane with melamine combined polyether with polymerize
Isocyanates foaming is made；
The inorganic hybridization polyurethane with melamine combined polyether is formulated as follows by ratio of weight and the number of copies:
Inner panel 1 and outside plate 3 are color steel plate.
Hard polyurethane foam thermal insulation clamp sandwich layer 2 with a thickness of 25cm.
The combination of hard polyurethane foam thermal insulation clamp sandwich layer 2 and inner panel 1, outside plate 3 is direct solidification bonding, and cohesive force is
135Kpa。
Emulsifier is hard bubble silicone oil.
Composite catalyst is 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazine, triethylenediamine and N, N- dimethyl benzene
Amine.
Fire retardant is phosphate, and phosphate is tricresyl phosphate (the chloro- 2- propyl of 1-) ester and tricresyl phosphate (2,3- bis- chloropropyl) ester,
The viscosity of phosphate is 269Pas.
Inorganic hybridization polyalcohol etherificate melamine resin is specially stilba diethylene glycol etherificate melamine resin,
Molecular structural formula and the preparation method is as follows:
Molecular structural formula:
Raw material proportioning:
(1) etherification reaction
Hexamethylolmelamine and diethylene glycol are added in reaction kettle according to the above ratio, adding acid for adjusting pH is 5.5,
Under conditions of 65 DEG C, mixing speed is 80 revs/min, and heat preservation 30min carries out etherification reaction, obtains diethylene glycol etherificate melamine
Polyimide resin；
(2) alkali neutralization
It is stirred under the conditions of 80 revs/min of revolving speed, adding alkali to adjust pH is 9.0, which keeps temperature low
In 50 DEG C；
(3) hydridization is reacted
Antimony oxide and water are added into reaction kettle, is warming up to 110 DEG C and reacts 0.5 hour, hydridization reaction is completed；
(4) distillation removes remaining polyalcohol
Under conditions of vacuum degree 0.1MPa, 100 DEG C of temperature, the diethylene glycol for the remaining being added in step (1) is steamed；
(5) cold filtration
80 DEG C are cooled to, 2.5% super-cell is added, filters out salt with filter, obtains stilba diethylene glycol
Etherified melamine polyimide resin, yield 98.5%.
Above-mentioned cast polyurethane sandwich color steel insulation board is manufactured method, it is characterised in that: including walking in detail below
It is rapid:
(1) combined polyether is prepared
Above-mentioned inorganic hybridization polyurethane with melamine combined polyether formula components are added separately in mixing kettle, room temperature stirs
Dispersion 3 hours is mixed, micro mechanical admixture is filtered out, obtains inorganic hybridization polyurethane with melamine combined polyether；
(2) moulding by casting
By inorganic hybridization polyurethane with melamine combined polyether obtained in step (1) and polymeric isocyanate according to weight
It is matched than 1:1.6, mixing 9s is carried out in casting machine and obtains fluid mix, then pours the fluid mix
It infuses between inner panel 1 and outside plate 3, fluid mix voluntarily foams and bonds with inner panel 1 and the solidification of outside plate 3, forms rigid polyurethane
Steep the cast polyurethane sandwich color steel insulation board of thermal insulation clamp sandwich layer 2.
Other operations can be carried out after ten minutes, are continuously constructed unaffected, by the sandwich color steel insulation board in 28 DEG C of items
Under part, place 29 hours, intensity can achieve 1.2Mpa.
Embodiment 4
Cast polyurethane sandwich color steel insulation board, including inner panel 1 and outside plate 3, it is characterized in that: the inner panel 1 and outside plate 3 it
Between be hard polyurethane foam thermal insulation clamp sandwich layer 2, the hard polyurethane foam thermal insulation clamp sandwich layer 2 is hard by inorganic hybridization polyurethane with melamine
Foam material is poured to be formed；
Inorganic hybridization polyurethane with melamine rigid foam material by inorganic hybridization polyurethane with melamine combined polyether with polymerize
Isocyanates foaming is made；
Inorganic hybridization polyurethane with melamine combined polyether is formulated as follows by ratio of weight and the number of copies:
Inner panel 1 and outside plate 3 are color steel plate.
Hard polyurethane foam thermal insulation clamp sandwich layer 2 with a thickness of 37cm.
The combination of hard polyurethane foam thermal insulation clamp sandwich layer 2 and inner panel 1, outside plate 3 is direct solidification bonding, and cohesive force is
136Kpa。
Emulsifier is hard bubble silicone oil.
Composite catalyst is 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazine, trimethyl-N-2 hydroxypropyl caproic acid, Sanya
Ethyldiamine, N, accelerine and dibutyl tin dilaurate
Fire retardant is phosphate, and phosphate is tricresyl phosphate (2,3- bis- chloropropyl) ester, and the viscosity of phosphate is 280Pas.
Inorganic hybridization melamine resin polyalcohol is specially boron hydridization melamine resin pentaerythrite, molecular structure
With the preparation method is as follows:
Molecular structural formula:
Raw material proportioning:
(1) etherification reaction
Hexamethylolmelamine and methanol are added in reaction kettle according to the above ratio, adding salt acid for adjusting pH is 3.5,55
Under conditions of DEG C, mixing speed is 70 revs/min, and heat preservation 80min carries out etherification reaction, obtains etherified melamine polyimide resin；
(2) alkali neutralization
It is stirred under the conditions of 60 revs/min of revolving speed, adding alkali to adjust pH is 8.5, which keeps temperature to be lower than 50
℃；
(3) hydridization is reacted
Inorganic hybridization compound and water are added into reaction kettle, is warming up to 105 DEG C and reacts 1 hour, under conditions of 90 DEG C,
Normal pressure steams methanol, under conditions of 100 DEG C, water is steamed under the conditions of vacuum degree is 0.090MPa, until water content reaches 0.5%
Below；
(4) cold filtration
70 DEG C are cooled to, 2% super-cell is added, filters out salt with filter, obtains boron hydridization etherified melamine
Polyimide resin；
(5) ether exchange reaction
Pentaerythrite and hydrochloric acid is added at 105 DEG C, carries out ether exchange reaction, the methanol of generation is constantly steamed under normal pressure,
The methanol quality steamed to metering reaches theoretical amount, and ether exchange is completed；
(6) distillation removes remaining methanol
Under conditions of vacuum degree 0.090MPa, 100 DEG C of temperature, the methanol of remaining is steamed, is cooled to room temperature to get nothing is arrived
Machine hydridization melamine resin polyalcohol, yield 98.0%.
Above-mentioned cast polyurethane sandwich color steel insulation board is manufactured method, it is characterised in that: including walking in detail below
It is rapid:
(1) combined polyether is prepared
Above-mentioned inorganic hybridization polyurethane with melamine combined polyether formula components are added separately in mixing kettle, room temperature stirs
Dispersion 3 hours is mixed, micro mechanical admixture is filtered out, obtains inorganic hybridization polyurethane with melamine combined polyether；
(2) moulding by casting
By inorganic hybridization polyurethane with melamine combined polyether obtained in step (1) and polymeric isocyanate according to weight
It is matched than 1:1.4, mixing 8s is carried out in casting machine and obtains fluid mix, then pours the fluid mix
It infuses between inner panel 1 and outside plate 3, fluid mix voluntarily foams and bonds with inner panel 1 and the solidification of outside plate 3, forms rigid polyurethane
Steep the cast polyurethane sandwich color steel insulation board of thermal insulation clamp sandwich layer 2.
Other operations can be carried out after ten minutes, are continuously constructed unaffected, by the sandwich color steel insulation board in 25 DEG C of items
Under part, place 36 hours, intensity can achieve 1.5Mpa.
Embodiment 5
Cast polyurethane sandwich color steel insulation board, including inner panel 1 and outside plate 3, it is characterized in that: the inner panel 1 and outside plate 3 it
Between be hard polyurethane foam thermal insulation clamp sandwich layer 2, the hard polyurethane foam thermal insulation clamp sandwich layer 2 is hard by inorganic hybridization polyurethane with melamine
Foam material is poured to be formed；
Inorganic hybridization polyurethane with melamine rigid foam material by inorganic hybridization polyurethane with melamine combined polyether with polymerize
Isocyanates foaming is made；
Inorganic hybridization polyurethane with melamine combined polyether is formulated as follows by ratio of weight and the number of copies:
Inner panel 1 and outside plate 3 are color steel plate.
Hard polyurethane foam thermal insulation clamp sandwich layer (2) with a thickness of 46cm.
The combination of hard polyurethane foam thermal insulation clamp sandwich layer (2) and inner panel (1), outside plate (3) is direct solidification bonding, cohesive force
For 157Kpa.
Emulsifier is hard bubble silicone oil.
Composite catalyst is potassium acetate, trimethyl-N-2 hydroxypropyl caproic acid, triethylenediamine and N, accelerine.
Fire retardant is phosphate, and phosphate is tricresyl phosphate (the chloro- 2- propyl of 1-) ester and tricresyl phosphate (2,3- bis- chloropropyl) ester,
The viscosity of phosphate is 289Pas.
Inorganic hybridization polyalcohol etherificate melamine resin is specially stilba diethylene glycol etherificate melamine resin,
Molecular structure and the preparation method is as follows:
Molecular structural formula:
Raw material proportioning:
(1) etherification reaction
Hexamethylolmelamine and diethylene glycol are added in reaction kettle according to the above ratio, adding acid for adjusting pH is 5.5,
Under conditions of 65 DEG C, mixing speed is 80 revs/min, and heat preservation 30min carries out etherification reaction, obtains diethylene glycol etherificate melamine
Polyimide resin；
(2) alkali neutralization
It is stirred under the conditions of 80 revs/min of revolving speed, adding alkali to adjust pH is 9.0, which keeps temperature low
In 50 DEG C；
(3) hydridization is reacted
Antimony oxide and water are added into reaction kettle, is warming up to 110 DEG C and reacts 0.5 hour, hydridization reaction is completed；
(4) distillation removes remaining polyalcohol
Under conditions of vacuum degree 0.1MPa, 100 DEG C of temperature, the diethylene glycol for the remaining being added in step (1) is steamed；
(5) cold filtration
80 DEG C are cooled to, 2.5% super-cell is added, filters out salt with filter, obtains stilba diethylene glycol
Etherified melamine polyimide resin, yield 98.5%.
Above-mentioned cast polyurethane sandwich color steel insulation board is manufactured method, it is characterised in that: including walking in detail below
It is rapid:
(1) combined polyether is prepared
Above-mentioned inorganic hybridization polyurethane with melamine combined polyether formula components are added separately in mixing kettle, room temperature stirs
Dispersion 3.5 hours is mixed, micro mechanical admixture is filtered out, obtains inorganic hybridization polyurethane with melamine combined polyether；
(2) moulding by casting
By inorganic hybridization polyurethane with melamine combined polyether obtained in step (1) and polymeric isocyanate according to weight
It is matched than 1:1.3, mixing 7s is carried out in casting machine and obtains fluid mix, then pours the fluid mix
It infuses between inner panel 1 and outside plate 3, fluid mix voluntarily foams and bonds with inner panel 1 and the solidification of outside plate 3, forms rigid polyurethane
Steep the cast polyurethane sandwich color steel insulation board of thermal insulation clamp sandwich layer 2.
Other operations can be carried out after ten minutes, are continuously constructed unaffected, by the sandwich color steel insulation board in 29 DEG C of items
Under part, place 39 hours, intensity can achieve 1.8Mpa.
Embodiment 6
Cast polyurethane sandwich color steel insulation board, including inner panel 1 and outside plate 3, it is characterized in that: the inner panel 1 and outside plate 3 it
Between be hard polyurethane foam thermal insulation clamp sandwich layer 2, the hard polyurethane foam thermal insulation clamp sandwich layer 2 is hard by inorganic hybridization polyurethane with melamine
Foam material is poured to be formed；
Inorganic hybridization polyurethane with melamine rigid foam material by inorganic hybridization polyurethane with melamine combined polyether with polymerize
Isocyanates foaming is made；
The inorganic hybridization polyurethane with melamine combined polyether is formulated as follows by ratio of weight and the number of copies:
Inner panel 1 and outside plate 3 are color steel plate.
Hard polyurethane foam thermal insulation clamp sandwich layer 2 with a thickness of 50cm.
The combination of hard polyurethane foam thermal insulation clamp sandwich layer 2 and inner panel 1, outside plate 3 is direct solidification bonding, and cohesive force is
165Kpa。
Emulsifier is hard bubble silicone oil.
Composite catalyst is potassium acetate, trimethyl-N-2 hydroxypropyl caproic acid and triethylenediamine.
Fire retardant is phosphate, and phosphate is tricresyl phosphate (the chloro- 2- propyl of 1-) ester, and the viscosity of phosphate is 276Pas.
Inorganic hybridization polyalcohol is etherified melamine resin
The preparation of molybdenum hydridization glycerine etherified melamine polyimide resin
Molecular structural formula:
Raw material proportioning:
(1) etherification reaction
Hexamethylolmelamine and glycerine are added in reaction kettle according to the above ratio, adding acid for adjusting pH is 4.5,40
Under conditions of DEG C, mixing speed is 65 revs/min, and heat preservation 90min carries out etherification reaction, obtains glycerine etherified melamine amine tree
Rouge；
(2) alkali neutralization
It is stirred under the conditions of 70 revs/min of revolving speed, adding alkali to adjust pH is 8.5, which keeps temperature low
In 50 DEG C；
(3) hydridization is reacted
Sodium molybdate and water are added into reaction kettle, is warming up to 105 DEG C and reacts 1.5 hours, hydridization reaction is completed；
(4) distillation removes remaining polyalcohol
Under conditions of vacuum degree 0.1MPa, 120 DEG C of temperature, the glycerine for the remaining being added in step (1) is steamed；
(5) cold filtration
75 DEG C are cooled to, 2% super-cell is added, filters out salt with filter, obtains molybdenum hydridization glycerine etherificate
Melamine resin, yield 98.2%.
Above-mentioned cast polyurethane sandwich color steel insulation board is manufactured method, it is characterised in that: including walking in detail below
It is rapid:
(1) combined polyether is prepared
Above-mentioned inorganic hybridization polyurethane with melamine combined polyether formula components are added separately in mixing kettle, room temperature stirs
Dispersion 2.5 hours is mixed, micro mechanical admixture is filtered out, obtains inorganic hybridization polyurethane with melamine combined polyether；
(2) moulding by casting
By inorganic hybridization polyurethane with melamine combined polyether obtained in step (1) and polymeric isocyanate according to weight
It is matched than 1:1.4, mixing 6s is carried out in casting machine and obtains fluid mix, then pours the fluid mix
It infuses between inner panel 1 and outside plate 3, fluid mix voluntarily foams and bonds with inner panel 1 and the solidification of outside plate 3, forms rigid polyurethane
Steep the cast polyurethane sandwich color steel insulation board of thermal insulation clamp sandwich layer 2.
Other operations can be carried out after ten minutes, are continuously constructed unaffected, by the sandwich color steel insulation board in 35 DEG C of items
Under part, place 42 hours, intensity can achieve 1.9Mpa.
Claims (8)
1. cast polyurethane sandwich color steel insulation board, including inner panel (1) and outside plate (3), it is characterized in that: the inner panel (1) and outer
It is hard polyurethane foam thermal insulation clamp sandwich layer (2) between plate (3), the hard polyurethane foam thermal insulation clamp sandwich layer (2) is by inorganic hybridization trimerization
Cyanamide polyurethane rigid foam material is poured to be formed；
The inorganic hybridization polyurethane with melamine rigid foam material by inorganic hybridization polyurethane with melamine combined polyether with polymerize
Isocyanates foaming is made；
The inorganic hybridization polyurethane with melamine combined polyether is formulated as follows by ratio of weight and the number of copies:
Or
The inorganic hybridization polyurethane with melamine combined polyether is formulated as follows by ratio of weight and the number of copies:
The inorganic hybridization melamine resin polyol molecule structure is as follows:
X in the molecular structure is inorganic hybridization element, is selected from one of B or Sb；
R in the molecular structure is-(CH2)nOH or-(CH2)mO(CH2)mOH, wherein 2≤n≤6,2≤m≤6；
The inorganic hybridization polyalcohol etherificate melamine resin molecular structure is as follows:
X in the molecular structure is inorganic hybridization element, is selected from one of B or Sb；
R in the molecular structure is-(CH2)nOH or-(CH2)mO(CH2)mOH, wherein 2≤n≤6,2≤m≤6.
2. cast polyurethane sandwich color steel insulation board as described in claim 1, it is characterised in that: the inner panel (1) and outside plate
It (3) is sheet metal, the sheet metal is color steel plate.
3. cast polyurethane sandwich color steel insulation board as described in claim 1, it is characterised in that: the hard polyurethane foam heat preservation
Laminboard layer (2) with a thickness of 0.5-50cm.
4. cast polyurethane sandwich color steel insulation board as described in claim 1, it is characterised in that: the hard polyurethane foam heat preservation
The combination of laminboard layer (2) and inner panel (1), outside plate (3) is direct solidification bonding, and cohesive force is greater than 100Kpa.
5. cast polyurethane sandwich color steel insulation board as described in claim 1, it is characterised in that: the emulsifier is silicone oil,
The silicone oil is hard bubble silicone oil.
6. cast polyurethane sandwich color steel insulation board as described in claim 1, it is characterised in that: the composite catalyst is vinegar
Sour potassium, five methyl diethylentriamine, 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazine, trimethyl-N-2 hydroxypropyl caproic acid,
Two or more in triethylenediamine, N, accelerine or dibutyl tin dilaurate.
7. cast polyurethane sandwich color steel insulation board as described in claim 1, it is characterised in that: the fire retardant is phosphoric acid
Ester, the phosphate are one or both of tricresyl phosphate (the chloro- 2- propyl of 1-) ester, tricresyl phosphate (2,3- bis- chloropropyl) ester, institute
The viscosity for stating phosphate is less than 300Pas.
8. cast polyurethane sandwich color steel insulation board as described in claim 1 is manufactured method, it is characterised in that: including
Step in detail below:
(1) combined polyether is prepared
Inorganic hybridization polyurethane with melamine combined polyether formula components in claim 1 are added separately in mixing kettle,
Stirring at normal temperature is dispersed 2-4 hours, is filtered out micro mechanical admixture, is obtained inorganic hybridization polyurethane with melamine combined polyether；
(2) moulding by casting
By inorganic hybridization polyurethane with melamine combined polyether obtained in step (1) and polymeric isocyanate according to weight ratio 1:
(1-1.8) is matched, and mixing 5-10s is carried out in casting machine and obtains fluid mix, then mixes the liquid
Material is cast between inner panel (1) and outside plate (3), and fluid mix voluntarily foams and bonds with inner panel (1) and outside plate (3) solidification,
Form the cast polyurethane sandwich color steel insulation board of hard polyurethane foam thermal insulation clamp sandwich layer (2).
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| CN107829521A (en) * | 2017-11-14 | 2018-03-23 | 安徽艾米伦特建材科技有限公司 | Broomcorn straw polyurethane/rock wool composite partition wall plate and preparation method thereof |
| CN107938932A (en) * | 2017-11-14 | 2018-04-20 | 安徽艾米伦特建材科技有限公司 | Maize straw polyurethane/rock wool composite partition wall plate and preparation method thereof |
| CN109749037A (en) * | 2018-11-19 | 2019-05-14 | 扬州恒丰塑胶有限责任公司 | A kind of high resistant combustible polyether glycol, hard polyurethane foam and its preparation method and application |
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|---|---|---|---|---|
| CN102295616A (en) * | 2011-05-18 | 2011-12-28 | 杨彦威 | Amino resin having polyhydroxy structure, and preparation method thereof |
| CN102690661A (en) * | 2012-06-07 | 2012-09-26 | 常州大学 | Hybrid fire retardant and preparing method thereof |
| CN104262567A (en) * | 2014-09-09 | 2015-01-07 | 上海应用技术学院 | Flame-retardant polyurethane rigid foam taking melamine as basic characteristic and preparation method of flame-retardant polyurethane rigid foam |
| CN104987484A (en) * | 2015-05-29 | 2015-10-21 | 张家港迪蒙德节能科技有限公司 | Inorganic material hybrid hard melamine polyurethane foam heat insulation material, preparation method thereof and combined polyether used therein |
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| US7700661B2 (en) * | 2005-05-05 | 2010-04-20 | Sleep Innovations, Inc. | Prime foam containing vegetable oil polyol |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102295616A (en) * | 2011-05-18 | 2011-12-28 | 杨彦威 | Amino resin having polyhydroxy structure, and preparation method thereof |
| CN102690661A (en) * | 2012-06-07 | 2012-09-26 | 常州大学 | Hybrid fire retardant and preparing method thereof |
| CN104262567A (en) * | 2014-09-09 | 2015-01-07 | 上海应用技术学院 | Flame-retardant polyurethane rigid foam taking melamine as basic characteristic and preparation method of flame-retardant polyurethane rigid foam |
| CN104987484A (en) * | 2015-05-29 | 2015-10-21 | 张家港迪蒙德节能科技有限公司 | Inorganic material hybrid hard melamine polyurethane foam heat insulation material, preparation method thereof and combined polyether used therein |
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