CN103387746A - Fiber- reinforced polyphenylene sulfide/polyamide alloy material and preparation method thereof - Google Patents
Fiber- reinforced polyphenylene sulfide/polyamide alloy material and preparation method thereof Download PDFInfo
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- CN103387746A CN103387746A CN2012101421687A CN201210142168A CN103387746A CN 103387746 A CN103387746 A CN 103387746A CN 2012101421687 A CN2012101421687 A CN 2012101421687A CN 201210142168 A CN201210142168 A CN 201210142168A CN 103387746 A CN103387746 A CN 103387746A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/12—Making granules characterised by structure or composition
- B29B9/14—Making granules characterised by structure or composition fibre-reinforced
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/88—Adding charges, i.e. additives
- B29B7/90—Fillers or reinforcements, e.g. fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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Abstract
The invention belongs to the technical field of polymer materials, and relates to a fiber-reinforced polyphenylene sulfide/polyamide alloy material and a preparation method thereof. The material comprises the following components by weight: 25-56 parts of polyphenylene sulfide, 10-35 parts of polyamide 66, 15-25 parts of carbon fibers, 15-25 parts of glass fibers, 0.5-0.7 parts of an antioxidant, 0.7-1.2 parts of a lubricant and 1-1.5 parts of a coupling agent. In the PPS/PA66 alloy material provided by the invention, the carbon fibers are used for reinforcing conductivity of the material, without reducing the mechanical properties of the material. The material has excellent mechanical properties as well as antistatic properties. The cost of the material is relatively low due to the compound of the fibers and the addition of PA66.
Description
Technical field
The invention belongs to technical field of polymer materials, relate to a kind of fiber reinforcement polyphenylene sulfide/polyamide alloy material and preparation method thereof.
Background technology
Polyphenylene sulfide English is abbreviated as PPS, is a kind of special engineering plastics of excellent combination property, and consumption ranked sixth in engineering plastics, only after five large general engineering plastic.The PPS resin has the advantages such as good thermotolerance, chemical resistant properties, electrical insulating property, humidity resistance, and after strengthening through glass, material also has excellent mechanical property.But the shock strength of PPS is low, poor toughness; And melt viscosity is large, and processing characteristics is bad, and its cost is also higher, these drawbacks limit the application of PPS in the middle end product field.Polyamide (PA) 66 is one of five large-engineering plastics, is widely used in automobile, electronic apparatus and household electric appliances, particularly after glass fibre reinforced modified, can significantly improve rigidity and the toughness of material.The solubility parameters of PPS and PA close (PPS is that 12.5, PA66 is 12.7 ~ 13.6), both consistencies are better, industrially often with PA66, increase the toughness (Chinese patent CN101134847) of PPS and reduce costs.
The volume specific resistance of glass fiber reinforced PA66 and PPS material is all greater than 10
14Ohmcm, be difficult to use in antistatic environment of having relatively high expectations, so the antistatic research of PPS material becomes important research direction.Because the processing temperature of PPS is higher, static inhibitor commonly used can't use under this processing temperature, and the membership that adds of graphitized carbon black causes material property decline more, Chinese patent CN101921485A discloses a kind of antistatic composite fiber reinforcement PPS material and preparation method thereof, and material has excellent mechanical property and certain static resistance simultaneously; Chinese patent CN101134847B has described a kind of PPS/PA matrix material and preparation method thereof, improved material impact toughness and reduced the cost of material, but this material does not have static resistance.
Summary of the invention
Emphasis of the present invention is to improve the antistatic property of matrix material by carbon fiber, makes it to meet higher antistatic requirement, by the cost of selecting to reduce matrix material of glass and PA66.The present invention also provides the preparation method of this matrix material.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of fiber reinforcement polyphenylene sulfide/polyamide alloy material, this material is made by the component that comprises following weight part:
25 ~ 56 parts of polyphenylene sulfides (PPS),
The PA66(polyamide 66) 10 ~ 35 parts,
15 ~ 25 parts of glasses,
15 ~ 25 parts of carbon fibres,
0.5 ~ 0.7 part, oxidation inhibitor,
0.7 ~ 1.2 part of lubricant,
1 ~ 1.5 part of coupling agent.
Described PPS is or/and PA66 is the injection grade product.
Described carbon fiber is PAN-based carbon fiber or asphalt base carbon fiber, is preferably chopped PAN-based carbon fiber or chopped asphalt base carbon fiber.
Described glass fibre is alkali-free long glass fibres or short glass fiber, is preferably short glass fiber.
Described oxidation inhibitor is one or more in phenols primary antioxidant or phosphoric acid ester auxiliary antioxidant, is preferably oxidation inhibitor ST3611, the production of the western Neil of ST3615(oil of SPC Chemical Industry Science Co., Ltd) or the production of 412s(Li Anlong (Tianjin) chemical industry company limited).
Described lubricant is selected from one or more in silicone lubricant (GM-100), pentaerythritol stearate (PETs) or modification ethylene bis-fatty acid amides TAF, is preferably GM-100 or PETs.
Described coupling agent is selected from one or more in γ-glycidyl ether oxygen propyl trimethoxy silicane (KH560), γ-mercapto oxypropyl trimethyl silane (KH590), aminoethyl aminopropyl triethoxysilane (KH793), titanate coupling agent sec.-propyl three stearic acid titanic acid ester (TTS), Di(dioctylpyrophosphato) ethylene titanate (titanate coupling agent 311) or aluminium titanium composite coupler, is preferably KH590 and coupling agent TTS is composite.
A kind of preparation method of above-mentioned fiber reinforcement polyphenylene sulfide/polyamide alloy material, the method comprises the following steps:
(1) PPS and PA66 is dry;
(2) 25 ~ 56 parts of polyphenylene sulfides (PPS) of drying being crossed, 10 ~ 35 parts of PA66,0.5 ~ 0.7 part of oxidation inhibitor, 0.7 ~ 1.2 part of lubricant and 1 ~ 1.5 part of coupling agent mix;
(3) mixture that makes in step (2) is added twin screw extruder, at the side spout of forcing machine, add fine and 15 ~ 25 parts of glass blends of 15 ~ 25 parts of carbon, extrude cooling, dry, pelletizing;
The particle that (4) will prepare injection moulding after dry 4 ~ 6h under 100 ℃.
Described drying temperature is 100 ° of C, 4 ~ 6 hours time of drying.
Described injection moulding operates in injection moulding machine, its injection temperature is: 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃.
The temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa.
The present invention compared with prior art, has the following advantages and beneficial effect:
1, material of the present invention has static resistance and excellent mechanical property preferably simultaneously;
2, adopt PPS/PA alloy material and fiber compounded technology to reduce the production cost of material, PA66 adds the toughness that has also improved material, and other mechanical properties do not reduce.
Embodiment
The present invention is further illustrated below in conjunction with embodiment.
Embodiment 1
(1) take dry 25 parts of PA66,25 parts of PPS, 25 parts of chopped PAN-based carbon fiber, 25 parts of chopped glass fibers, 0.5 part of oxidation inhibitor ST3615,0.7 part of lubricant PETs, 0.5 part of lubricant GM-100,0.7 part of coupling agent KH590,0.8 part of coupling agent TTS that crosses;
(2) above-mentioned load weighted PA66, PPS, ST3615, PETs, GM-100, KH590 and TTS are mixed;
(3) then, enter twin screw extruder, side spout at forcing machine adds 25 parts of chopped PAN-based carbon fiber and 25 parts of glasses, 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃, extrudes cooling, dry, pelletizing;
The particle that (4) will obtain is dry 4h under 100 ℃, injection moulding, and the temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa, specific performance is in Table 1.
Embodiment 2
(1) take dry 56 parts of PPS that cross, 14 parts of PA, 15 parts of chopped asphalt base carbon fibers, 15 parts of chopped glass fibers, 0.7 part of oxidation inhibitor ST3611,0.7 part of lubricant PETs and 0.5 part of KH590 and 0.5 part of TTS;
(2) above-mentioned load weighted PA66, PPS, ST3611, PETs, KH590 and TTS are mixed;
(3) then enter twin screw extruder, side spout at forcing machine adds 15 parts of chopped glass fibers and 15 parts of chopped asphalt base carbon fibers, one 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃, extrudes cooling, dry, pelletizing;
(4) particle that obtains is dry 6h under 100 ℃, injection moulding, and the temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa, specific performance is in Table 1.
Embodiment 3
(1) take dry 42 parts of PPS, 18 parts of PA66,20 parts of chopped PAN-based carbon fiber, 20 parts of chopped glass fibers, 0.6 part of oxidation inhibitor 412s, 0.7 part of lubricant PETs, 0.3 part of lubricant GM-100,0.6 part of KH590 and 0.6 part of TTS that crosses;
(2) above-mentioned load weighted PA66, PPS, 412s, PETs, GM-100, KH590 and TTS are mixed;
(3) then enter twin screw extruder, side spout at forcing machine adds 20 parts of chopped PAN-based carbon fiber and 20 parts of chopped glass fibers, one 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃, extrudes cooling, dry, pelletizing;
The particle that (4) will obtain is dry 5h under 100 ℃, injection moulding, and the temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa, specific performance is in Table 1.
Embodiment 4
(1) take dry 40 parts of PPS, 10 parts of PA that cross, 25 parts of chopped asphalt base carbon fibers, 25 minutes chopped glass fibers, 0.5 part of oxidation inhibitor ST3615,0.7 part of lubricant GM-100,0.5 part of lubricant PETs and 0.6 part of KH590 and 0.9 part of TTS.
(2) above-mentioned load weighted PA66, PPS, ST3615, PETs, GM-100, KH590, TTS are mixed;
(3) then enter twin screw extruder, side spout at forcing machine adds 25 parts of chopped asphalt base carbon fibers, 25 parts of chopped glass fibers, one 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃, extrudes cooling, dry, pelletizing;
The particle that (4) will obtain is dry 4h under 100 ℃, injection moulding, and the temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa, specific performance is in Table 1.
Embodiment 5
(1) take dry 35 parts of PA66,35 parts of PPS that cross, 15 parts of chopped PAN-based carbon fiber, 15 parts of chopped glass fibers, 0.5 part of oxidation inhibitor ST3611,0.7 part of lubricant PETs, 0.5 part of lubricant GM-100,0.4 part of KH590 and 0.6 part of TTS;
(2) after above-mentioned load weighted PA66, PPS, ST3611, PETs, GM-100, KH590, TTS are mixed;
(3) then enter twin screw extruder, side spout at forcing machine adds 15 parts of chopped PAN-based carbon fiber, 15 parts of chopped glass fibers, one 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃, extrudes cooling, dry, pelletizing;
The particle that (4) will obtain is dry 4h under 100 ℃, injection moulding, and the temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa, specific performance is in Table 1.
Embodiment 6
(1) take dry 30 parts of PA66,30 parts of PPS that cross, 25 parts of chopped asphalt base carbon fibers, 15 parts of chopped glass fibers, 0.7 part of oxidation inhibitor 412s, 0.7 part of lubricant PETs and 0.3 part of KH590,0.7 part of TTS;
(2) above-mentioned load weighted PA66, PPS, 412s, PETs, KH590, TTS are mixed;
(3) then enter twin screw extruder, side spout at forcing machine adds 25 parts of chopped asphalt base carbon fibers, 15 parts of chopped glass fibers, one 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃, extrudes cooling, dry, pelletizing;
The particle that (4) will obtain is dry 5h under 100 ℃, injection moulding, and the temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa, specific performance is in Table 1.
Embodiment 7
(1) take dry 25 parts of PPS, 35 parts of PA that cross, 17 parts of chopped PAN-based carbon fiber, 23 parts of chopped glass fibers, 0.6 part of oxidation inhibitor 412s, 0.9 part of lubricant GM-100 and 0.5 part of KH590,0.7 part of TTS;
(2) after above-mentioned load weighted PA66, PPS, 412s, GM-100, KH590, TTS are mixed;
(3) then enter twin screw extruder, side spout at forcing machine adds 17 parts of chopped PAN-based carbon fiber, 23 parts of chopped glass fibers, one 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃, extrudes cooling, dry, pelletizing;
The particle that (4) will obtain is dry 5h under 100 ℃, injection moulding, and the temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa, specific performance is in Table 1.
Embodiment 8
(1) take dry 37 parts of PPS, 23 parts of PA66 that cross, 22 parts of chopped asphalt base carbon fibers, 18 parts of chopped glass fibers, 0.7 part of oxidation inhibitor ST 3615,0.9 part of lubricant PETs and 0.5 part of KH590,0.7 part of TTS;
(2) after above-mentioned load weighted PA66, PPS, ST3615, PETs, KH590, TTS are mixed;
(3) then enter twin screw extruder, side spout at forcing machine adds 22 parts of chopped asphalt base carbon fibers, 18 parts of chopped glass fibers, one 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃, extrudes cooling, dry, pelletizing;
The particle that (4) will obtain is dry 5h under 100 ℃, injection moulding, and the temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa, specific performance is in Table 1.
Table 1 is the performance test results (ISO) of embodiment 1 ~ 8.
Table 1
The performance test results is as shown in table 1, from above data as can be known, the carbon fibre add the antistatic property that can significantly improve material, PA66 adds the mechanical property of having improved material.
Embodiment 9
(1) take dry 30 parts of PPS, 20 parts of PA that cross, 18 parts of chopped PAN-based carbon fiber, 20 parts of alkali-free long glass fibress, 0.5 part of oxidation inhibitor 412s, 1.0 parts of lubricant TAF and 1.3 parts of KH560;
(2) after above-mentioned load weighted PA66, PPS, 412s, TAF, KH560 are mixed;
(3) then enter twin screw extruder, side spout at forcing machine adds 18 parts of chopped PAN-based carbon fiber, 20 parts of alkali-free long glass fibress, one 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃, extrudes cooling, dry, pelletizing;
The particle that (4) will obtain is dry 5h under 100 ℃, injection moulding, and the temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa.
Embodiment 10
(1) take dry 50 parts of PPS, 15 parts of PA that cross, 20 parts of chopped asphalt base carbon fibers, 20 parts of alkali-free long glass fibress, 0.5 part of oxidation inhibitor 412s, 1.0 parts of lubricant TAF and 1.5 parts of KH793;
(2) after above-mentioned load weighted PA66, PPS, 412s, TAF, KH793 are mixed;
(3) then enter twin screw extruder, side spout at forcing machine adds 20 parts of asphalt base carbon fibers, 20 parts of alkali-free long glass fibress, one 220 ~ 250 ℃ of district's temperature, two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃, extrudes cooling, dry, pelletizing;
The particle that (4) will obtain is dry 5h under 100 ℃, injection moulding, and the temperature of described injection moulding is as follows: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa.
The above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and in the General Principle of this explanation is applied to other embodiment and needn't pass through performing creative labour.Therefore, the invention is not restricted to the embodiment here, those skilled in the art are according to announcement of the present invention, and not breaking away from the improvement that category of the present invention makes and revise all should be within protection scope of the present invention.
Claims (9)
1. fiber reinforcement polyphenylene sulfide/polyamide alloy material, it is characterized in that: this material is made by the component that comprises following weight part:
25 ~ 56 parts of polyphenylene sulfides,
10 ~ 35 parts of polyamide 66s,
15 ~ 25 parts of glasses,
15 ~ 25 parts of carbon fibres,
0.5 ~ 0.7 part, oxidation inhibitor,
0.7 ~ 1.2 part of lubricant,
1 ~ 1.5 part of coupling agent.
2. fiber reinforcement polyphenylene sulfide/polyamide alloy material according to claim 1, it is characterized in that: described polyphenylene sulfide is or/and polyamide 66 is the injection grade product.
3. fiber reinforcement polyphenylene sulfide/polyamide alloy material according to claim 1, it is characterized in that: described carbon fiber is PAN-based carbon fiber or asphalt base carbon fiber, is preferably chopped PAN-based carbon fiber or chopped asphalt base carbon fiber.
4. fiber reinforcement polyphenylene sulfide/polyamide alloy material according to claim 1, it is characterized in that: described glass fibre is alkali-free long glass fibres or short glass fiber, is preferably short glass fiber.
5. fiber reinforcement polyphenylene sulfide/polyamide alloy material according to claim 1, it is characterized in that: described oxidation inhibitor is one or more in phenols primary antioxidant or phosphoric acid ester auxiliary antioxidant, is preferably oxidation inhibitor ST3611, ST3615 or 412s.
6. fiber reinforcement polyphenylene sulfide/polyamide alloy material according to claim 1, it is characterized in that: described lubricant is selected from one or more in silicone lubricant, pentaerythritol stearate or modification ethylene bis-fatty acid amides TAF, is preferably silicone lubricant or pentaerythritol stearate.
7. fiber reinforcement polyphenylene sulfide/polyamide alloy material according to claim 1, it is characterized in that: described coupling agent is selected from one or more in γ-glycidyl ether oxygen propyl trimethoxy silicane, γ-mercapto oxypropyl trimethyl silane, aminoethyl aminopropyl triethoxysilane, titanate coupling agent sec.-propyl three stearic acid titanic acid ester, Di(dioctylpyrophosphato) ethylene titanate or aluminium titanium composite coupler, is preferably γ-mercapto oxypropyl trimethyl silane and titanate coupling agent sec.-propyl three stearic acid titanic acid ester are composite.
8. the preparation method of arbitrary described fiber reinforcement polyphenylene sulfide/polyamide alloy material in a claim 1-7, it is characterized in that: the method comprises the following steps:
(1) polyphenylene sulfide and polyamide 66 is dry;
(2) 25 ~ 56 parts of polyphenylene sulfides drying being crossed, 10 ~ 35 parts of polyamide 66s, 0.5 ~ 0.7 part of oxidation inhibitor, 0.7 ~ 1.2 part of lubricant and 1 ~ 1.5 part of coupling agent mix;
(3) mixture that makes in step (2) is added twin screw extruder, at the side spout of forcing machine, add fine and 15 ~ 25 parts of glass blends of 15 ~ 25 parts of carbon, extrude cooling, dry, pelletizing;
The particle that (4) will prepare injection moulding after dry 4 ~ 6h under 100 ℃.
9. preparation method according to claim 8, it is characterized in that: described drying temperature is 100 ° of C, 4 ~ 6 hours time of drying;
Or the temperature of described forcing machine is: 220 ~ 250 ℃ of district's temperature, and two 260 ~ 280 ℃ of district's temperature, three 270 ~ 280 ℃ of district's temperature, four 280 ~ 290 ℃ of district's temperature, five 280 ~ 290 ℃ of district's temperature, six 280 ~ 290 ℃ of district's temperature, head temperature is 270 ~ 280 ℃;
Or described injection moulding operates in injection moulding machine, and its injection temperature is: 260 ~ 280 ℃ of leading portions, 270 ~ 290 ℃, stage casing, 270 ~ 290 ℃ of back segments, 270 ~ 290 ℃, nozzle, injection pressure 50 ~ 100Mpa.
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| CN2012101421687A CN103387746A (en) | 2012-05-09 | 2012-05-09 | Fiber- reinforced polyphenylene sulfide/polyamide alloy material and preparation method thereof |
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| CN2012101421687A CN103387746A (en) | 2012-05-09 | 2012-05-09 | Fiber- reinforced polyphenylene sulfide/polyamide alloy material and preparation method thereof |
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| CN104476697A (en) * | 2014-11-27 | 2015-04-01 | 东华大学 | Preparation method of modified PPS (polyphenylene sulfide) material |
| CN104817831A (en) * | 2015-05-21 | 2015-08-05 | 国网智能电网研究院 | Electric-insulation thermoplastic resin composition and preparation method thereof |
| CN104861655A (en) * | 2015-05-21 | 2015-08-26 | 广东威林工程塑料有限公司 | Permanent antistatic PPS (polyphenylene sulfide)/PA6 (polyamide 6) alloy and preparation method thereof |
| CN105062071A (en) * | 2015-08-18 | 2015-11-18 | 郑辉 | PPS-PA6-short glass fiber polymer plastic alloy and preparation method thereof |
| CN109071946A (en) * | 2016-05-19 | 2018-12-21 | 英驰株式会社 | Polyarylene sulfide resin composition with excellent chemical resistance |
| CN112812562A (en) * | 2020-12-28 | 2021-05-18 | 富海(东营)新材料科技有限公司 | Low-fiber-floating low-warpage high-glass-fiber-content reinforced polyphenylene sulfide composite material and preparation method thereof |
| CN113764143A (en) * | 2021-07-26 | 2021-12-07 | 平高集团有限公司 | Thermoplastic insulating material and preparation method thereof, insulating part and preparation method thereof |
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| CN104476697A (en) * | 2014-11-27 | 2015-04-01 | 东华大学 | Preparation method of modified PPS (polyphenylene sulfide) material |
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| CN112812562A (en) * | 2020-12-28 | 2021-05-18 | 富海(东营)新材料科技有限公司 | Low-fiber-floating low-warpage high-glass-fiber-content reinforced polyphenylene sulfide composite material and preparation method thereof |
| CN113764143A (en) * | 2021-07-26 | 2021-12-07 | 平高集团有限公司 | Thermoplastic insulating material and preparation method thereof, insulating part and preparation method thereof |
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Application publication date: 20131113 |