CN105082639A - Wet tissue, and compound non-woven fabric and manufacturing method thereof - Google Patents
Wet tissue, and compound non-woven fabric and manufacturing method thereof Download PDFInfo
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Abstract
The invention discloses a compound non-woven fabric. The compound non-woven fabric comprises a first spunlaced jacquard layer and a second spunbonded or melt-blown layer, wherein the first spunlaced jacquard layer and the second spunbonded or melt-blown layer are laminated through heat bonding process, the first spunlaced jacquard layer is a fluffy surface, and the second spunbonded or melt-blown layer is a substrate surface. The invention further discloses a wet tissue and a manufacturing method for the compound non-woven fabric. Thus, the prepared compound non-woven fabric has high thickness, low density and good barrier property; the wet tissue with the compound non-woven fabric as a substrate has high liquid content and high wet stiffness; and practicality of the compound non-woven fabric can be effectively improved.
Description
Technical field
The present invention relates to textile technology field, particularly relate to a kind of wet tissue, compound type non-woven fabric and manufacture method thereof.
Background technology
Paper handkerchief has generally been applied in our life, and the base material of most of paper handkerchief is water thorn plain weave non-woven fabrics in the market.Water thorn plain weave non-woven fabrics great majority adopt water jet process manufacture, wherein water jet process adopts the multiply fine water jet jet fiber net that high pressure produces, water jet is through after fleece, by the bounce-back of holding lace curtaining, interspersed fleece again, thus, in fleece, fiber is under the hydraulic action that different directions high-speed water jet is interspersed, produce displacement, intert, tangle and obvolvent, thus fleece is reinforced.
But there is following shortcoming in water thorn plain weave non-woven fabrics: the thickness of water thorn plain weave non-woven fabrics is low, and barrier is poor, and under moisture state, the heat resistance of water thorn plain weave non-woven fabrics to high temp objects is poor.Even if water thorn plain weave non-woven fabrics increases its thickness by online jacquard weave and embossed technology, but because easily flattening because of stretching when its ridge design formed uses, flower pattern thickness easily loses in back segment processing process, therefore with water thorn plain weave non-woven fabrics and the wet tissue that is base material through the spunlace non-woven cloth of jacquard weave or embossing process, thickness is low, and barrier is poor.In addition, the density of water thorn plain weave non-woven fabrics is high, thus makes the liquid content stinging the wet tissue that plain weave non-woven fabrics is base material with water low.
In sum, be necessary to provide a kind of wet tissue, compound type non-woven fabric and manufacture method thereof to solve the problem.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of wet tissue, compound type non-woven fabric and manufacture method thereof, the thickness of compound type non-woven fabric of the present invention is high, density is low and good barrier property, and make that the liquid content of the wet tissue taking compound type non-woven fabric as base material is high and wet deflection is high, can effectively improve compound type non-woven fabric practicality.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of compound type non-woven fabric, this compound type non-woven fabric comprises the first hydro-entangled master layer and the second spunbond or meltblown layer, first hydro-entangled master layer and the second spunbond or meltblown layer laminated by thermal bonding technology, and the first hydro-entangled master layer is fluffy, the second spunbond or meltblown layer is basal surface.
Wherein, the first hydro-entangled master layer comprises convex area and depressed area, and the area of convex area accounts for the 45%-80% of the base material gross area of the first hydro-entangled master layer, and the thickness of convex area compares the thickness increase 0.4-1.0mm of depressed area.
Wherein, the interstice coverage of convex area and depressed area is 2-5mm, does not form continuous moisture film between layers when using to make compound type non-woven fabric multilayer, strengthens barrier and the heat resistance of compound type non-woven fabric.
Wherein, the thickness range of the first hydro-entangled master layer is 0.5-1.5mm, and the second thickness range that is spunbond or meltblown layer is 0.2-0.8mm, and the total thickness of compound nonwoven cloth is 0.8-1.5mm.
Wherein, the basis weight range of the first hydro-entangled master layer is 30-200gsm, and the second basis weight range that is spunbond or meltblown layer is 5-30gsm, and total basis weight range of compound nonwoven cloth is 50-75gsm.
Wherein, the density range of compound type non-woven fabric is 0.04-0.07g/cm
3.
Wherein, the viscose glue in the first hydro-entangled master layer or hydrophilic fibre content are less than 10%, the second spunbond or meltblown layer by linear pattern or curled fibrous, keep high humility and high-stiffness to make compound type non-woven fabric.
Wherein, the second spunbond or meltblown layer is made up of any one in terylene, polypropylene, polyethylene.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of wet tissue, and this wet tissue comprises base material and emulsion, and base material is the compound type non-woven fabric of above-mentioned any one.
Wherein, the liquid content scope of wet tissue is 4-7g/g.
Wherein, containing surfactant in emulsion, surfactant use amount is below 0.2%.
Wherein, the amount ranges of surfactant is 0.01%-0.2%, and surfactant is nonionic surface active agent.
For solving the problems of the technologies described above, another technical scheme that the present invention adopts is: the manufacture method providing a kind of compound type non-woven fabric, and the method comprises: form the first hydro-entangled master layer by water jet process and jacquard process; The second spunbond or meltblown layer is formed by spunbond process or melt-blown process; Undertaken laminated by thermal bonding technology by the first hydro-entangled master layer and the second spunbond or meltblown layer, to make formation compound type non-woven fabric, wherein, the first hydro-entangled master layer is fluffy, and the second spunbond or meltblown layer is basal surface.
Wherein, the first hydro-entangled master layer comprises convex area and depressed area, and the area of convex area accounts for the 45%-80% of the base material gross area of the first hydro-entangled master layer, and the thickness of convex area compares the thickness increase 0.4-1.0mm of depressed area.
Wherein, the viscose glue in the first hydro-entangled master layer or hydrophilic fibre content are less than 10%, the second spunbond or meltblown layer by linear pattern or curled fibrous, keep high humility and high-stiffness to make compound type non-woven fabric.
The invention has the beneficial effects as follows: the situation being different from prior art, compound type non-woven fabric of the present invention comprises the first hydro-entangled master layer and the second spunbond or meltblown layer, first hydro-entangled master layer and the second spunbond or meltblown layer laminated by thermal bonding technology, and the first hydro-entangled master layer is fluffy, the second spunbond or meltblown layer is basal surface.By the way, basal surface of the present invention and fluffy combination, fluffy provides primary thickness for compound type non-woven fabric, makes the thickness of compound type non-woven fabric high; In addition, because the thickness of fluffy is not easily damaged, can increase the thickness of compound type non-woven fabric on the contrary, even if compound type non-woven fabric after deformation, its thickness loss is little; Meanwhile, because the thickness of compound type non-woven fabric is high, make the heat resistance of compound type non-woven fabric good, effective to the clean wiping of high temp objects.Further, the density of compound type non-woven fabric of the present invention is low, thus makes the liquid content of the wet tissue taking compound type non-woven fabric as base material high, makes the wet deflection that compound type non-woven fabric still keeps high after imbibition.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first embodiment of compound type non-woven fabric of the present invention;
Fig. 2 is the structural representation of the second embodiment of compound type non-woven fabric of the present invention;
Fig. 3 is the schematic flow sheet of the manufacture method of compound type non-woven fabric of the present invention.
Detailed description of the invention
Below in conjunction with drawings and embodiments, the present invention is described in detail.
As shown in Figure 1, Fig. 1 is the structural representation of the first embodiment of compound type non-woven fabric of the present invention.Compound type non-woven fabric comprises the spunbond or meltblown layer 12 of the first hydro-entangled master layer 11 and second.Wherein, the density of the first hydro-entangled master layer 11 is low and thickness is high, and the second thickness that is spunbond or meltblown layer 12 is low and intensity is high.
The base material of the first hydro-entangled master layer 11 is made up of non-hydrophilic fiber and hydrophilic fibre or viscose glue.Wherein, non-hydrophilic fiber is the modified fibre that terylene, polypropylene fibre or hydrophily are low.Hydrophilic fibre is wood pulp cellulose, cotton fiber, bamboo fibre or other hydrophilic fibres.In the present embodiment, the hydrophilic fibre of the first hydro-entangled master layer 11 or the content of viscose glue are preferably less than 10%, certainly, in other embodiments, the hydrophilic fibre of the first hydro-entangled master layer 11 or the content of viscose glue can also be other numerical value, and concrete needs determines according to actual design.
In the present embodiment, the thickness range of the first hydro-entangled master layer 11 is 0.5-1.5mm, and the basis weight range of the first hydro-entangled master layer 11 is 30-200gsm.Certainly, in other embodiments, the thickness range of the first hydro-entangled master layer 11 and the basis weight range of the first hydro-entangled master layer 11 can also be other numerical value, and concrete needs determines according to actual conditions.
First hydro-entangled master layer 11 is fluffy, and this fluffy provides main height for compound type non-woven fabric.Wherein, the first hydro-entangled master layer 11 comprises convex area 111 and depressed area 112, the density of convex area 111 and depressed area 112 can identical also can not be identical.Convex area 111 and depressed area 112 form the flower pattern of compound type non-woven fabric, and this flower pattern can be regular pattern composite or irregular type.In the present embodiment, this flower pattern produces preferably by jacquard process.Certainly, in other embodiments, this flower pattern also can improve technique (as the acupuncture) generation of thickness with embossing or other.
In the present embodiment, the area of convex area 111 accounts for more than 45% of the base material gross area of the first hydro-entangled master layer 11.Preferably, the area of convex area 111 accounts for the 45%-80% of the base material gross area of the first hydro-entangled master layer 11.The thickness that the thickness of convex area 111 compares depressed area 112 preferably increases 0.4-1.0mm.Certainly, in other embodiments, the area of convex area 111 can also account for other scopes of the base material gross area of the first hydro-entangled master layer 11, and the thickness that the thickness of convex area 111 compares depressed area 112 can also increase other numerical value, and concrete needs determines according to actual conditions.
In the present embodiment, the interstice coverage of convex area 111 and depressed area 112 is preferably 2-5mm, does not form continuous moisture film between layers when using to make compound type non-woven fabric multilayer, can strengthen barrier and the heat resistance of compound type non-woven fabric.Certainly, in other embodiments, the interstice coverage of convex area 111 and depressed area 112 can also be other numerical value, and concrete needs determines according to actual conditions.
In the present embodiment, the first hydro-entangled master layer 11 is formed by water jet process and jacquard process.First provide fibrous raw material, by shredding mixed processing, carding forms fleece; Water thorn consolidation is carried out to form elementary hydroentangled layer to this fleece; Then be injected on the outer surface of mixed fiber layer through the jacquard weave net having carved floral designs by water jets under high pressure when water stings, thus form jacquard weave line; The first hydro-entangled master layer 11 is formed finally by drying.
Second spunbond or meltblown layer 12 is by any one in linear pattern or curled fiber or multiplely form.Wherein, linear pattern or curled fiber are terylene, polypropylene, polyethylene or other high-strength materials, namely the second spunbond or meltblown layer 12 is made up of at least one in terylene, polypropylene, polyethylene or other high-strength materials, can keep high humility and high-stiffness to make compound type non-woven fabric.
In the present embodiment, the second thickness range that is spunbond or meltblown layer 12 is 0.2-0.8mm, and the second basis weight range that is spunbond or meltblown layer 12 is 5-30gsm.Certainly, in other embodiments, thickness range and second basis weight range that is spunbond or meltblown layer 12 of the second spunbond or meltblown layer 12 can also be other numerical value, and concrete needs determines according to actual conditions.
Second spunbond or meltblown layer 12 is basal surface, and this basal surface is directly combined with fluffy by thermal bonding technology, to make the thickness of fluffy not easily suffer a loss, can increase the thickness of compound type non-woven fabric entirety, simultaneously effective maintenance flower pattern shape.
In the present embodiment, the second spunbond or meltblown layer 12 is formed by spunbond process or melt-blown process.Wherein, spunbond process comprises: after the polymer chips such as terylene, polypropylene or polyethylene, carry out drying, melt extruded to section, and metering spinning, cooling, drawing-off, sub-wire, lapping, reinforces to form spunbond layer.Wherein, melt-blown process comprises: after the polymer such as terylene, polypropylene or polyethylene prepare, through melt extruded, and measuring pump is melt-blown, and melt stream stretches, the processes such as cooling, forms meltblown layer after final reception.
First hydro-entangled master layer 11 and second is spunbond or meltblown layer 12 is laminated by thermal bonding technology, to form compound type non-woven fabric.In the present embodiment, the spunbond or meltblown layer 12 of the first hydro-entangled master layer 11 and second preferably carries out laminated through hot rolling, hot blast or ultrasonic heat adhesion technique.Certainly, in other embodiments, can also be undertaken laminated by other thermal bonding technologies.Wherein, hot rolling technology adopt steel rider to rubber roll or steel rider to woollen blanket mode to impose certain pressure to fleece.Choice refreshments shape that steel rider distributes is protruding, by the steel rider of heating, to second, spunbond or meltblown layer 12 heats, simultaneously in addition certain pressure carries out point-like heat bonding to the first hydro-entangled master layer 11, to fit rubber roll or woollen blanket to make the first hydro-entangled master layer 11, finally by hot-air seasoning, be wound into compound type non-woven fabric.
Preferably, the spunbond or meltblown layer 12 of the first hydro-entangled master layer 11 and second is laminated by thermal bonding technology online.Certainly, in other embodiments, can also the spunbond or meltblown layer 12 of first coiling and molding first hydro-entangled master layer 11 and second, and by the laminated first hydro-entangled master layer 11 and second of thermal bonding technology spunbond or meltblown layer 12, to form compound type non-woven fabric.
Wherein, total basis weight range of compound nonwoven cloth is 35-230gsm, and in the present embodiment, total basis weight range of compound nonwoven cloth is preferably 50-75gsm.The total thickness of compound nonwoven cloth is 0.8-1.5mm.Certainly, in other embodiments, the total thickness of compound nonwoven cloth and total basis weight range of compound nonwoven cloth can also be other numerical value.Compared to existing technology, light water thorn plain weave non-woven fabrics is under above-mentioned total basic weight, and the thickness range of light water thorn plain weave non-woven fabrics is 0.45-0.6mm.When increasing thickness with jacquard weave or embossed technology, under same density, only improve 0.1-0.3mm, the total thickness as reached compound nonwoven cloth of the present invention will improve material cost greatly.
In the present embodiment, the density range of compound type non-woven fabric is 0.04-0.07g/cm
3, to make with the liquid content scope of this compound type non-woven fabric wet tissue product that is base material for 4-7g/g, can not there is dripping phenomenon in this wet tissue product within the scope of this, and humidity and heat insulation demand when can meet wiping high temp objects.And the density of light water thorn plain weave non-woven fabrics is 0.07-0.12g/cm
3, liquid content scope is 2.5-4.5g/g, and in contrast, compound type non-woven fabric of the present invention not only can increase made of soft, and increases wiping force and heat-insulating capability.Certainly, in other embodiments, the density range of compound type non-woven fabric can also be other values.
The present invention also discloses a kind of wet tissue, and wet tissue comprises base material and emulsion, and base material is above-mentioned compound type non-woven fabric.In the present embodiment, the liquid content of wet tissue ranges preferably from 4-7g/g.Within the scope of this, can not there is dripping phenomenon in this wet tissue, and humidity and heat insulation demand when can meet wiping high temp objects.Certainly, in other embodiments, the liquid content scope of wet tissue can also be other values.
Containing surfactant in emulsion, surfactant is preferably nonionic surface active agent, wherein surfactant use amount below 0.2% to increase the wettability of base material.Certainly, other ionics or amphoteric surfactant are also applicable to the present invention.
Nonionic surface active agent comprises TWEEN Series and APG.TWEEN Series comprises polysorbas20, polysorbate60, Tween 80 or other TWEEN Series.APG comprises 8-16 carbon, as APG0810 (carbon chain lengths 8-10), APG1214 (carbon chain lengths 12-14), APG0814 (carbon chain lengths 8-14), APG0816 (carbon chain lengths 8-16) or APG1216 (carbon chain lengths 12-16) etc.Preferably, APG comprises 8-14 carbon.Wherein, nonionic surface active agent also can comprise rilanit special, mainly Cremophor RH40 and PEG-60 rilanit special.
In the present embodiment, for improving the water imbibition of base material, the amount ranges of surfactant is 0.01%-0.2%, preferably, the amount ranges of surfactant is 0.03%-0.1%, within the scope of this, not only effectively can improve the wetability of base material, and make wet tissue not because moisture film sticks Zhang Xiaoying reduction thickness.Certainly, in other embodiments, surfactant use amount can also be other numerical value.
The feature of compound type non-woven fabric is described below in conjunction with embodiment.
Embodiment one: contrast compound type non-woven fabric (large shutter type hydro-entangled master type) and light water sting the heat resistance of plain weave non-woven fabrics under moisture state.As shown in Table 1:
Compound type non-woven fabric of the present invention and light water thorn plain weave non-woven fabrics 4 layers fold, and under moisture state, repeat the total wiping number of times of wiping 75 DEG C of metal bars when hot-face layer (palmar aspect) temperature is more than 45 DEG C.
Table one
As shown in Table 1, under the same conditions, compound type non-woven fabric of the present invention than light water thorn plain weave non-woven fabrics average wiping often, namely the barrier of compound type non-woven fabric and heat resistance high.
Embodiment two: the area of convex area 111 is on the impact of gross thickness.As shown in Table 2:
Total basic weight of compound type non-woven fabric of the present invention is 60-65gsm, the gross thickness of compound type non-woven fabric is 1.0-1.3mm, the thickness of plain is 0.6mm, containing 0.05% surfactant in emulsion, 5 kinds of different composite type non-woven fabrics carry out 3 layer thickness tests by national standard method (FZ/T60004-91) under zero pressure.
Table two
As shown in Table 2, under the same conditions, the area of convex area 111 in 45 ~ 80% scopes,
After compound type non-woven fabric imbibition, thickness reduces minimum.
Embodiment three: the wetability of surfactant addition on compound type non-woven fabric and the impact of thickness.
Surfactant addition is on the impact of the wetability of compound type non-woven fabric.As shown in Table 3:
Total basic weight of compound type non-woven fabric is 75gsm, and thickness in monolayer is 1.168mm, and compound type non-woven fabric absorbs the time (second) needed for about 0.05ml water liquid completely.
Table three
| Polysorbas20 concentration/% | Wetting time/s |
| 0 | Always nonwetting |
| 0.025 | 48 |
| 0.05 | 20 |
| 0.1 | 16.3 |
| 0.2 | 10.7 |
| 0.4 | 4.3 |
As shown in Table 3, under the same conditions, the concentration of surfactant is more than 0.05%, and the lifting of consumption to compound type non-woven fabric wetting effect increasing surfactant is not obvious.
Surfactant addition is on the impact of the thickness of compound type non-woven fabric.As shown in Table 4:
Four 10cm*10cm compound type non-woven fabrics, are immersed in emulsion (four kinds of different polysorbas20 concentration) after 1 minute, are adjusted to about 8.5g/g liquid content, test thickness by national standard method (FZ/T60004-91) under zero pressure.
Table four
As shown in Table 4, when the concentration of polysorbas20 is more than 0.1%, the initial wet thickness loss of compound type non-woven fabric reaches peak (loss 30%) and tends towards stability, and is chronicity loss (duration is 1 hour).
Consolidated statement three and table four, for reducing wetting time and the thickness loss of compound type non-woven fabric, surfactant use amount is below 0.1%.
Further, as shown in Figure 2, Fig. 2 is the structural representation of the second embodiment of compound type non-woven fabric of the present invention.Compound type non-woven fabric in Fig. 2 and the compound type non-woven fabric main distinction in Fig. 1 are: compound type non-woven fabric comprises the first hydro-entangled master layer 21, adhesive layer 22 and the second hydro-entangled master layer 23.Second hydro-entangled master layer 23 is identical with the first hydro-entangled master layer 21.Adhesive layer 22 is arranged between the second hydro-entangled master layer 23 and the first hydro-entangled master layer 21.In the present embodiment, adhesive layer 22 is preferably low-melting fiber (as compound PE/PET, PE/PP fiber) or PUR.Adhesive layer 22 completes and heat bonding between the first hydro-entangled master layer 21 and the second hydro-entangled master layer 23 after hot blast is reinforced.Second hydro-entangled master layer 23 and the first hydro-entangled master layer 21 are fluffy, can keep the high thickness property of compound type non-woven fabric.
Further, the present invention also discloses the manufacture method of the aforesaid compound type non-woven fabric of a kind of the present invention, and as shown in Figure 3, this manufacture method comprises the following steps:
S101: form the first hydro-entangled master layer 11 by water jet process and jacquard process.
In step S101, first provide fibrous raw material, by shredding mixed processing, carding forms fleece; Water thorn consolidation is carried out to form elementary hydroentangled layer to this fleece; Then be injected on the outer surface of mixed fiber layer through the jacquard weave net having carved floral designs by water jets under high pressure when water stings, thus form jacquard weave line; The first hydro-entangled master layer 11 is formed finally by drying.
S102: form the second spunbond or meltblown layer 12 by spunbond process or melt-blown process.
In step s 102, spunbond process comprises: after the polymer chips such as terylene, polypropylene or polyethylene, carry out drying, melt extruded to section, and metering spinning, cooling, drawing-off, sub-wire, lapping, reinforces to form spunbond layer.Melt-blown process comprises: after the polymer such as terylene, polypropylene or polyethylene prepare, through melt extruded, and measuring pump is melt-blown, and melt stream stretches, the processes such as cooling, forms meltblown layer after final reception.
S103: spunbond for the first hydro-entangled master layer 11 and second or meltblown layer 12 are carried out laminated, to make formation compound type non-woven fabric by thermal bonding technology.
In step s 103, the spunbond or meltblown layer 12 of the first hydro-entangled master layer 11 and second preferably carries out laminated through hot rolling, hot blast or ultrasonic heat adhesion technique.Certainly, in other embodiments, can also be undertaken laminated by other thermal bonding technologies.Wherein, hot rolling technology adopt steel rider to rubber roll or steel rider to woollen blanket mode to impose certain pressure to fleece.Choice refreshments shape that steel rider distributes is protruding, by the steel rider of heating, to second, spunbond or meltblown layer 12 heats, simultaneously in addition certain pressure carries out point-like heat bonding to the first hydro-entangled master layer 11, to fit rubber roll or woollen blanket to make the first hydro-entangled master layer 11, finally by hot-air seasoning, be wound into compound type non-woven fabric.
Preferably, the spunbond or meltblown layer 12 of the first hydro-entangled master layer 11 and second is laminated by thermal bonding technology online.Certainly, in other embodiments, can also the spunbond or meltblown layer 12 of first coiling and molding first hydro-entangled master layer 11 and second, and by the laminated first hydro-entangled master layer 11 and second of thermal bonding technology spunbond or meltblown layer 12, to form compound type non-woven fabric.
In the present embodiment, first hydro-entangled master layer 11 comprises convex area 111 and depressed area 112, the area of convex area 111 accounts for the 45%-80% of the base material gross area of the first hydro-entangled master layer 11, and the thickness of convex area 111 compares the thickness increase 0.4-1.0mm of depressed area 112.Wherein, the interstice coverage of convex area 111 and depressed area 112 is 2-5mm, does not form continuous moisture film between layers when using to make compound type non-woven fabric multilayer, strengthens barrier and the heat resistance of compound type non-woven fabric.
In the present embodiment, the thickness range of the first hydro-entangled master layer 11 is 0.5-1.5mm, and the second thickness range that is spunbond or meltblown layer 12 is 0.2-0.8mm.The basis weight range of the first hydro-entangled master layer 11 is 30-200gsm, and the second basis weight range that is spunbond or meltblown layer 12 is 5-30gsm.Wherein, the viscose glue in the first hydro-entangled master layer 11 or hydrophilic fibre content are less than 10%, the second spunbond or meltblown layer 12 by linear pattern or curled fibrous, keep high humility and high-stiffness to make compound type non-woven fabric.Preferably, the second spunbond or meltblown layer 12 is made up of any one in terylene, polypropylene, polyethylene.
In the present embodiment, total basis weight range of compound nonwoven cloth is 35-230gsm, and preferably, total basis weight range of compound nonwoven cloth is 50-75gsm.The gross thickness of compound nonwoven cloth is 0.8-1.5mm, and the density of compound type non-woven fabric is 0.04-0.07g/cm
3, the liquid content of compound type non-woven fabric is 4-7g/g.
Described in being referred to above by other characteristics of the compound type non-woven fabric prepared by manufacture method of the present invention, do not repeat them here.
In sum, compound type non-woven fabric of the present invention comprises the first hydro-entangled master layer and the second spunbond or meltblown layer, first hydro-entangled master layer and the second spunbond or meltblown layer laminated by thermal bonding technology, and the first hydro-entangled master layer is fluffy, and the second spunbond or meltblown layer is basal surface.By the way, basal surface of the present invention and fluffy combination, fluffy provides primary thickness for compound type non-woven fabric, makes the thickness of compound type non-woven fabric high; In addition, because the thickness of fluffy is not easily damaged, can increase the thickness of compound type non-woven fabric on the contrary, even if compound type non-woven fabric after deformation, its thickness loss is little; Meanwhile, because the thickness of compound type non-woven fabric is high, make the heat resistance of mould assembly non-woven fabrics good, effective to the clean wiping of high temp objects.Further, the density of compound type non-woven fabric of the present invention is low, thus makes the liquid content of the wet tissue taking compound type non-woven fabric as base material high, makes the wet deflection that compound type non-woven fabric still keeps high after imbibition.
The foregoing is only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (15)
1. a compound type non-woven fabric, it is characterized in that, described compound type non-woven fabric comprises the first hydro-entangled master layer and the second spunbond or meltblown layer, described first hydro-entangled master layer and described second spunbond or meltblown layer laminated by thermal bonding technology, and described first hydro-entangled master layer is fluffy, described second spunbond or meltblown layer is basal surface.
2. compound type non-woven fabric according to claim 1, it is characterized in that, described first hydro-entangled master layer comprises convex area and depressed area, the area of described convex area accounts for the 45%-80% of the base material gross area of described first hydro-entangled master layer, and the thickness of described convex area compares the thickness increase 0.4-1.0mm of described depressed area.
3. compound type non-woven fabric according to claim 2, it is characterized in that, the interstice coverage of described convex area and described depressed area is 2-5mm, do not form continuous moisture film between layers when using to make described compound type non-woven fabric multilayer, strengthen barrier and the heat resistance of described compound type non-woven fabric.
4. compound type non-woven fabric according to claim 1, it is characterized in that, the thickness range of described first hydro-entangled master layer is 0.5-1.5mm, and described second thickness range that is spunbond or meltblown layer is 0.2-0.8mm, and the total thickness of described compound nonwoven cloth is 0.8-1.5mm.
5. compound type non-woven fabric according to claim 1, it is characterized in that, the basis weight range of described first hydro-entangled master layer is 30-200gsm, and described second basis weight range that is spunbond or meltblown layer is 5-30gsm, and total basis weight range of described compound nonwoven cloth is 50-75gsm.
6. compound type non-woven fabric according to claim 1, is characterized in that, the density range of described compound type non-woven fabric is 0.04-0.07g/cm
3.
7. compound type non-woven fabric according to claim 1, it is characterized in that, viscose glue in described first hydro-entangled master layer or hydrophilic fibre content are less than 10%, described second spunbond or meltblown layer by linear pattern or curled fibrous, keep high humility and high-stiffness to make described compound type non-woven fabric.
8. compound type non-woven fabric according to claim 7, is characterized in that, described second spunbond or meltblown layer is made up of any one in terylene, polypropylene, polyethylene.
9. a wet tissue, described wet tissue comprises base material and emulsion, it is characterized in that: the compound type non-woven fabric of described base material according to any one of claim 1-8.
10. wet tissue according to claim 9, is characterized in that, the liquid content scope of described wet tissue is 4-7g/g.
11. wet tissues according to claim 9, is characterized in that, containing surfactant in described emulsion, described surfactant use amount is below 0.2%.
12. wet tissues according to claim 11, is characterized in that, the amount ranges of described surfactant is 0.01%-0.2%, and described surfactant is nonionic surface active agent.
The manufacture method of 13. 1 kinds of compound type non-woven fabrics, is characterized in that, described method comprises:
The first hydro-entangled master layer is formed by water jet process and jacquard process;
The second spunbond or meltblown layer is formed by spunbond process or melt-blown process;
Undertaken laminated by thermal bonding technology by described first hydro-entangled master layer and described second spunbond or meltblown layer, to make the described compound type non-woven fabric of formation, wherein, described first hydro-entangled master layer is fluffy, and described second spunbond or meltblown layer is basal surface.
14. methods according to claim 13, it is characterized in that, described first hydro-entangled master layer comprises convex area and depressed area, the area of described convex area accounts for the 45%-80% of the base material gross area of described first hydro-entangled master layer, and the thickness of described convex area compares the thickness increase 0.4-1.0mm of described depressed area.
15. methods according to claim 13, it is characterized in that, viscose glue in described first hydro-entangled master layer or hydrophilic fibre content are less than 10%, described second spunbond or meltblown layer by linear pattern or curled fibrous, keep high humility and high-stiffness to make described compound type non-woven fabric.
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Cited By (5)
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| CN105437630A (en) * | 2015-12-31 | 2016-03-30 | 常熟市金陵无纺布有限公司 | Novel non-woven fabric composite cushion and preparation method thereof |
| CN106691892A (en) * | 2017-01-25 | 2017-05-24 | 江苏诺兴生物科技有限公司 | Antibacterial wet tissue and preparation method thereof |
| CN107399116A (en) * | 2017-07-10 | 2017-11-28 | 浙江优全护理用品科技有限公司 | With no paper ultra-thin super soft core body |
| CN110722850A (en) * | 2019-10-25 | 2020-01-24 | 丁棋 | Soft wet tissue cloth and preparation process thereof |
| CN112205947A (en) * | 2020-10-30 | 2021-01-12 | 稳健医疗(武汉)有限公司 | Dry towel for shoe polishing |
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| CN112205947A (en) * | 2020-10-30 | 2021-01-12 | 稳健医疗(武汉)有限公司 | Dry towel for shoe polishing |
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