CN1966851A - Method for preparing sofa leather with strong wear resistant property and flame retardant property - Google Patents
Method for preparing sofa leather with strong wear resistant property and flame retardant property Download PDFInfo
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- CN1966851A CN1966851A CN 200610154438 CN200610154438A CN1966851A CN 1966851 A CN1966851 A CN 1966851A CN 200610154438 CN200610154438 CN 200610154438 CN 200610154438 A CN200610154438 A CN 200610154438A CN 1966851 A CN1966851 A CN 1966851A
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 239000003063 flame retardant Substances 0.000 title claims description 39
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims description 31
- 239000010985 leather Substances 0.000 title abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 46
- 238000000576 coating method Methods 0.000 claims abstract description 45
- 239000000047 product Substances 0.000 claims abstract description 30
- 238000001035 drying Methods 0.000 claims abstract description 15
- 238000012856 packing Methods 0.000 claims abstract description 5
- 238000005406 washing Methods 0.000 claims abstract description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 171
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 54
- 239000002649 leather substitute Substances 0.000 claims description 42
- 239000000654 additive Substances 0.000 claims description 29
- 230000000996 additive effect Effects 0.000 claims description 29
- 239000002994 raw material Substances 0.000 claims description 25
- 238000009955 starching Methods 0.000 claims description 23
- 239000002002 slurry Substances 0.000 claims description 19
- 239000003085 diluting agent Substances 0.000 claims description 18
- 229920000728 polyester Polymers 0.000 claims description 18
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 18
- 239000011265 semifinished product Substances 0.000 claims description 16
- 239000004744 fabric Substances 0.000 claims description 15
- 238000005299 abrasion Methods 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 12
- 239000000853 adhesive Substances 0.000 claims description 12
- 230000001070 adhesive effect Effects 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 11
- 239000002344 surface layer Substances 0.000 claims description 10
- -1 polysiloxanes Polymers 0.000 claims description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
- 229920002522 Wood fibre Polymers 0.000 claims description 6
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- 150000008055 alkyl aryl sulfonates Chemical class 0.000 claims description 6
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 claims description 6
- 230000000740 bleeding effect Effects 0.000 claims description 6
- 230000001112 coagulating effect Effects 0.000 claims description 6
- 230000015271 coagulation Effects 0.000 claims description 6
- 238000005345 coagulation Methods 0.000 claims description 6
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims description 6
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims description 6
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 6
- 238000000643 oven drying Methods 0.000 claims description 6
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 6
- 229920000570 polyether Polymers 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- 229920005749 polyurethane resin Polymers 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 239000002025 wood fiber Substances 0.000 claims description 6
- 241001597008 Nomeidae Species 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- PZBFGYYEXUXCOF-UHFFFAOYSA-N TCEP Chemical compound OC(=O)CCP(CCC(O)=O)CCC(O)=O PZBFGYYEXUXCOF-UHFFFAOYSA-N 0.000 claims description 3
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 3
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 3
- WHHGLZMJPXIBIX-UHFFFAOYSA-N decabromodiphenyl ether Chemical compound BrC1=C(Br)C(Br)=C(Br)C(Br)=C1OC1=C(Br)C(Br)=C(Br)C(Br)=C1Br WHHGLZMJPXIBIX-UHFFFAOYSA-N 0.000 claims description 3
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 3
- 239000000347 magnesium hydroxide Substances 0.000 claims description 3
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 3
- 150000003014 phosphoric acid esters Chemical class 0.000 claims description 3
- XFZRQAZGUOTJCS-UHFFFAOYSA-N phosphoric acid;1,3,5-triazine-2,4,6-triamine Chemical compound OP(O)(O)=O.NC1=NC(N)=NC(N)=N1 XFZRQAZGUOTJCS-UHFFFAOYSA-N 0.000 claims description 3
- 238000012805 post-processing Methods 0.000 claims description 3
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000004898 kneading Methods 0.000 abstract 2
- 238000007493 shaping process Methods 0.000 abstract 2
- 238000004804 winding Methods 0.000 abstract 2
- 239000002537 cosmetic Substances 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 239000012467 final product Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 238000002791 soaking Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 7
- 230000006378 damage Effects 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000012757 flame retardant agent Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000003678 scratch resistant effect Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
A high-wearing and fire-retardancy sofa leather is made by 1) wet condensing coating, molding in condensing groove, washing in water groove, drying and shaping and finally cooling and winding to become semi product wet process Bayes; 2) back spread coating with the semi product going through drawoff roller extraction shaping, dressing and spread coating, drying and baking and becoming fire-retardancy Bayes after cooling and winding; 3)nonaqueous shifting surface making, namely, separate paper shifting overlay; 4) kneading after treatment with pre-soaking of semi product sofa, squeezing out partial liquid, kneading and drying and finally batching on checking and final product packing. Apart from the major features of anti-friction and anti-retardancy, it can keep fine physical and mechanical performance and cosmetic styles with good quality and durable service.
Description
Technical field
The invention belongs to the fabric coating field, especially a kind of preparation method with high abrasion and fire resistance sofa artificial leather.
Background technology
Along with socioeconomic fast development, people's living standard improves day by day.Furniture has caused that as the mainstream product that improves people's life class and quality people more and more pay close attention to.Give wherein that the people is the most direct, the most outstanding impression is exactly the performance of furniture with ornament materials.At present, the furniture that exists on the market roughly has following several with ornament materials, and the one, simple textiles, the 2nd, corium, the 3rd, artificial leather, synthetic leather, the 4th, superfine fibre simulated leather.Wherein artificial leather, synthetic leather occupy quite great proportion (having more than 60% approximately), and chief reason is the advantage that it combines numerous ornament materials, have remedied their weak point simultaneously to a certain extent.Such as, the physical mechanical strength of simple textiles is low, and waterproof, antifouling property are poor; The price of corium and superfine fibre simulated leather is high, corium lining shortage of resources, destruction ecological environment or the like.
Artificial leather, synthetic leather are subjected to market and consumer's favor with its outstanding cost performance, and it is widely used in environment such as family, hotel, office, public place of entertainment as furniture decoration with leather.But along with the raising of social development and people's quality of life, consumption level, a kind of more durable, safer ornament materials just becomes very urgent demand.Artificial leather in the past, synthetic leather are as the furniture decoration articles for use, because not wear-resisting, not scratch resistance have had a strong impact on its service life and people's psychological aesthetic conceptions.What is more important, the shortcoming not fire-retardant or poor fire of artificial leather, synthetic leather becomes the crucial source of numerous disaster hidden-troubles even fire generation, such as, slight cigarette end of lighting just can make the sofa that do not have anti-flammability or cushion sustained combustion up to spreading, lead to the fire dangerous situation, make to society and people's life and brought great harm.
In artificial leather, synthetic leather,,, used by some European countries (as Holland, Belgium etc.) restriction because its environmental-protecting performance is poor though the PVC artificial leather itself has excellent flame-retardant performance.At present, clear and definite PVC ordinary people's fabricate-leather production line is put in the middle of the restriction development class in China " promote industry restructuring-temporary provisions " and " promote industry restructuring-instruct catalogue ", and purpose is exactly to promote industry to develop to direction more healthy, more environmental protection.
The Eleventh Five-Year Plan period, the vital task that artificial leather synthetic leather industry faces is exactly the artificial leather synthetic leather technology that will further develop of low pollution, zero pollution, pollution-reducing, further reduce the wasting of resources, energy resource consumption, promote to have the artificial leather synthetic leather technology of the ecological balance.Thereby, than PVC artificial leather more the polyurethane artificial leather, synthetic leather production technology of environmental protection advance to darker, wider direction, wherein most representative as the furniture decoration lining then is the polyurethane wet-method synthetic leather.
The Polyoxyethylene este product has ABRASION RESISTANCE preferably, but its anti-flammability is general, and the fire resistance of most polyurethane wet-method synthetic leather product can not satisfy high standard and the essential requirement of safety on the market.Therefore, how further to improve on the basis of its anti-wear performance, the wet-method synthetic leather of developing a kind of high flame resistance just becomes urgent task.
Summary of the invention
The objective of the invention is to overcome the deficiency of said structure, and provide a kind of preparation method with high abrasion and fire resistance sofa artificial leather, adopt advanced coating agent optimization modulation prescription, product has high-intensity wear-resisting, fire resistance, is fit to do ornament materials such as all kinds of sofa artificial leathers, cushion leather; With wet method gel coating and organic combination of transfer coated and special blade coating technology, make the wear-resisting wiping of product, scratch resistance performance more excellent on the technology, fire resistance is more lasting, and physical and mechanical properties also obtains good assurance.
The technical solution adopted for the present invention to solve the technical problems.This preparation method with high abrasion and fire resistance sofa artificial leather mainly comprises the steps:
1), the wet method gel coating: base cloth is through after the preliminary treatment, starching blade coating on coating machine, the starching amount is 100 ~ 300g/m
2, weight in wet base, cutter passes through the coagulating basin coagulation forming, coagulating basin dimethyl formamide (DMF) concentration 8 ~ 25%, 20 ~ 35 ℃ of coagulation bath temperatures, setting time 5 ~ 15min then apart from 1.4 ~ 1.8mm; Then enter rinsing bowl and wash, 20 ~ 90 ℃ of rinsing bowl temperature, last groove DMF concentration 0 ~ 1%; After finishing, washing carries out dryness finalization, 100 ~ 170 ℃ of bake out temperatures, and time 2 ~ 8min cools off at last and batches, and is semi-finished product wet method bass;
2), back side blade coating: the semi-finished product bass at first through jockey pulley traction typing, carries out the starching blade coating, starching amount 50 ~ 150g/m then
2, dry weight, cutter is apart from 0.05 ~ 0.5mm; Then carry out drying and cure, 100 ~ 170 ℃ of temperature, time 2 ~ 8min; Cool off at last to batch and just become fire-retardant bass;
3), dry method shifts the face of making, promptly release liners shifts veneer: the release liners that has all kinds of decorative patterns enters coating machine after through check, is coated with the scraper place one and carries out the surface layer starching and apply starching amount 100 ~ 200g/m
2, weight in wet base, cutter is apart from 0.08 ~ 0.15mm; Enter oven drying then, 100 ~ 130 ℃ of temperature, time 2 ~ 5min; Next carry out adhesive linkage and apply starching amount 80 ~ 250g/m
2, weight in wet base, cutter is apart from 0.08 ~ 0.2mm; Enter oven drying to half-dried, 50 ~ 100 ℃ of temperature, time 1 ~ 3min; Half-dried adhesive linkage carries out the bass applying, 30 ~ 100 ℃ of roller temperatures, pressure 2 ~ 5kgf/cm after going out baking oven
2Carry out finish-drying after posting, 100 ~ 130 ℃ of temperature, time 3 ~ 8min; Cool off at last to peel off and just become the semi-finished product sofa artificial leather;
4), rub the line post processing: the semi-finished product sofa artificial leather at first will carry out pre-preg to be handled, and squeezes out partially liq then, pressure 6 ~ 8kgf/cm
2Enter boarding machine and rub line and drying, 30 ~ 60 ℃ of temperature, time 0.5 ~ 2.0h; Last clot check and finished product packing.
Base cloth of the present invention adopts thick twill knitted cloth, the plain weave knitted cloth of 0.45 ~ 0.75mm.
Slurry in the wet method bass operation of the present invention be by the following weight proportioning raw material make, mono-component polyurethane resin: 200 parts, solvent dimethyl formamide (DMF): 150 ~ 300 parts, cloudy alkylaryl sulfonates bleeding agent: 1 ~ 5 part, polyether-modified polysiloxanes levelling agent: 1 ~ 3 part, wood fiber powder: 10 ~ 100 parts, mill base: 1 ~ 8 part, additive flame retardant: 5 ~ 60 parts, viscosity control: 3000 ~ 15000cps.
Slurry in the blade coating operation of the back side of the present invention be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, diluent toluene: 20 ~ 150 parts, solvent dimethyl formamide (DMF): 5 ~ 30 parts, additive flame retardant: 15 ~ 130 parts, viscosity control: 500 ~ 2000cps.
Dry method of the present invention shifts the slurry of making in the face operation; Its coating surface layer be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, dimethyl formamide (DMF): 5～50 parts, diluent toluene: 5～80 parts, butanone: 2～20 parts, hydroxy polyethers modified dimethyl polysiloxane: 0.01～0.5 part, toner: 1～10 part of 1～20 part, additive flame retardant, viscosity control: 2000 ~ 5000cps; Its coating adhesive linkage be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, dimethyl formamide (DMF): 5～40 parts, diluent toluene: 5～70 parts, toner: 1～3 part of 1～20 part, additive flame retardant, viscosity control: 3000 ~ 10000cps.
Additive flame retardant of the present invention, it comprises in following one or more: antimonous oxide, zinc oxide, iron oxide red, melamine phosphate, red phosphorus, aluminium hydroxide, magnesium hydroxide, Firebrake ZB, TCEP, deca-BDE, phosphoric acid ester derivant and other additive flame retardant agent material.
The effect that the present invention is useful is: 1. this product is a main feature with the scratch-resistant performance and the fire resistance of excellence, keeps good physical and mechanical properties and appearance style feature simultaneously, and excellent product quality is durable in use, is a kind of green product of nontoxic, environmental protection.Surface abrasion resistance is outstanding, detects by international standard, can reach 2000RUBS, and the index performance satisfies international like product advanced level.Excellent flame-retardant, through the strict standard test of European like product, flaming combustion time 6 ~ 7S, the time 18 ~ 19S of being fuming, product technology level and performance indications are leading domestic, and are international advanced.All far above the regulation of national standard, compared with similar products, performance indications are leading domestic for good physical and mechanical properties, elongation at break, tearing strength, peel strength.Outward appearance performance and style and features are good, smooth, soft, and surface pattern is outstanding, and kishke feel is strong.2. the innovative point of this product mainly shows the innovation that raw material use, and mainly is meant optimizing and revising on the prescription.Select for use the fire retardant of environment-friendly type to carry out composite use, LSZH obviously reduces the harm to human body.Adopt high performance resin slurry, the strict adjustment filled a prescription, and reached the performance of high-strength abrasion-proof, passed through the ISO international standard.The shortcoming that overcome that old product is inflammable, flame retardant effect is poor, harm is big, and improved obviously that old product is not wear-resisting, the shortcoming of not scratch resistance.3, the innovation on the technology: adopt hygrometric state infiltration and dry state to cover with paint, lacquer, colour wash, etc. and combine, and by novel special blade coating technology, overcome the defective that the old product base cloth can't be fire-retardant, and this technology does not make product the drawback that the product feel was really up to the mark in the past, style is suddenlyd change occur.Product style after treatment is still good.Shift the method that adopts " half-dried subsides " in the veneer, do not change the product surface style when reinforcing the coat adhering fastness, the anti-wear of product, anti-scratch performance also improve significantly than old product.
The specific embodiment:
Below in conjunction with embodiment the present invention is further described.
This preparation method with high abrasion and fire resistance sofa artificial leather mainly comprises the steps:
1), the wet method gel coating: base cloth is through after the preliminary treatment, starching blade coating on coating machine, the starching amount is 100 ~ 300g/m
2, weight in wet base, cutter passes through the coagulating basin coagulation forming, coagulating basin dimethyl formamide (DMF) concentration 8 ~ 25%, 20 ~ 35 ℃ of coagulation bath temperatures, setting time 5 ~ 15min then apart from 1.4 ~ 1.8mm; Then enter rinsing bowl and wash, 20 ~ 90 ℃ of rinsing bowl temperature, last groove DMF concentration 0 ~ 1%; After finishing, washing carries out dryness finalization, 100 ~ 170 ℃ of bake out temperatures, and time 2 ~ 8min cools off at last and batches, and is semi-finished product wet method bass; Be specially: base cloth that----the starching blade coating--solidifies--washing--dryness finalization--cooling batch--semi-finished product wet method bass in preliminary treatment (plucking, preimpregnation, calendering).
2), back side blade coating: the semi-finished product bass at first through jockey pulley traction typing, carries out the starching blade coating, starching amount 50 ~ 150g/m then
2, dry weight, cutter is apart from 0.05 ~ 0.5mm; Then carry out drying and cure, 100 ~ 170 ℃ of temperature, time 2 ~ 8min; Cool off at last to batch and just become fire-retardant bass; Be specially: the semi-finished product bass--traction typing--starching blade coating--the fire-retardant bass of dryness finalization--cooling is batched--.
3), dry method shifts the face of making, promptly release liners shifts veneer: the release liners that has all kinds of decorative patterns enters coating machine after through check, is coated with the scraper place one and carries out the surface layer starching and apply starching amount 100 ~ 200g/m
2, weight in wet base, cutter is apart from 0.08 ~ 0.15mm; Enter oven drying then, 100 ~ 130 ℃ of temperature, time 2 ~ 5min; Next carry out adhesive linkage and apply starching amount 80 ~ 250g/m
2, weight in wet base, cutter is apart from 0.08 ~ 0.2mm; Enter oven drying to half-dried, 50 ~ 100 ℃ of temperature, time 1 ~ 3min; Half-dried adhesive linkage carries out the bass applying, 30 ~ 100 ℃ of roller temperatures, pressure 2 ~ 5kgf/cm after going out baking oven
2Carry out finish-drying after posting, 100 ~ 130 ℃ of temperature, time 3 ~ 8min; Cool off at last to peel off and just become the semi-finished product sofa artificial leather; Be specially;----------two are coated with gluing layer, and--predrying----the semi-finished product sofa artificial leather--cools off and peel off--to drying to drying to release liners in the bass applying to be coated with surface layer to go up coating machine in Pre-testing.
4), rub the line post processing: the semi-finished product sofa artificial leather at first will carry out pre-preg and handle (hand feeling agent: water=0.1 ~ 3: 100, weight ratio), squeezes out partially liq then, pressure 6 ~ 8kgf/cm
2Enter boarding machine and rub line and drying, 30 ~ 60 ℃ of temperature, time 0.5 ~ 2.0h; Last clot check and finished product packing.Be specially: the semi-finished product sofa artificial leather--water retting--extruding----clot check--finished product packing of rubbing the line drying.
Base cloth of the present invention adopts thick twill knitted cloth, the plain weave knitted cloth of 0.45 ~ 0.75mm.
Slurry in the wet method bass operation of the present invention be by the following weight proportioning raw material make, mono-component polyurethane resin: 200 parts, solvent dimethyl formamide (DMF): 150 ~ 300 parts, cloudy alkylaryl sulfonates bleeding agent: 1 ~ 5 part, polyether-modified polysiloxanes levelling agent: 1 ~ 3 part, wood fiber powder: 10 ~ 100 parts, mill base: 1 ~ 8 part, additive flame retardant: 5 ~ 60 parts, viscosity control: 3000 ~ 15000cps.
Slurry in the blade coating operation of the back side of the present invention be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, diluent toluene: 20 ~ 150 parts, solvent dimethyl formamide (DMF): 5 ~ 30 parts, additive flame retardant: 15 ~ 130 parts, viscosity control: 500 ~ 2000cps.
Dry method of the present invention shifts the slurry of making in the face operation; Its coating surface layer be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, dimethyl formamide (DMF): 5～50 parts, diluent toluene: 5～80 parts, butanone: 2～20 parts, hydroxy polyethers modified dimethyl polysiloxane: 0.01～0.5 part, toner: 1～10 part of 1～20 part, additive flame retardant, viscosity control: 2000 ~ 5000cps; Its coating adhesive linkage be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, dimethyl formamide (DMF): 5～40 parts, diluent toluene: 5～70 parts, toner: 1～3 part of 1～20 part, additive flame retardant, viscosity control: 3000 ~ 10000cps.
Additive flame retardant of the present invention, it comprises in following one or more: antimonous oxide, zinc oxide, iron oxide red, melamine phosphate, red phosphorus, aluminium hydroxide, magnesium hydroxide, Firebrake ZB, TCEP, deca-BDE, phosphoric acid ester derivant and other additive flame retardant agent material.
Technical target of the product is:
1. anti-wear performance 20000RUBS (ISO 12947-2-1999);
2. 6 ~ 7 seconds fire resistance flaming combustion time, be fuming 18 ~ 19 seconds time (BS 5852-1-1979)
3. alkaline-resisting more than 4 grades (AATCC 6-2001)
4. elongation at break (GB/T8949-1995) below 40%
5. more than the tearing strength 70N (GB/T8949-1995)
6. coating adhesion fastness is more than 10 (GB/T8949-1995)
7. high temperature resistant adhesion fastness is sticking (BS 3424-11-1982) not
Embodiment 1: the slurry in the described wet method bass operation be by the following weight proportioning raw material make, mono-component polyurethane resin: 200 parts, solvent dimethyl formamide (DMF): 150 parts, cloudy alkylaryl sulfonates bleeding agent: 1 part, polyether-modified polysiloxanes levelling agent: 1 part, wood fiber powder: 10 parts, mill base: 1 part, additive flame retardant: 5 parts, viscosity control: 3000cps.
Slurry in the blade coating operation of the back side of the present invention be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, diluent toluene: 20 parts, solvent dimethyl formamide (DMF): 5 parts, additive flame retardant: 15 parts, viscosity control: 500cps.
Dry method of the present invention shifts the slurry of making in the face operation; Its coating surface layer be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, dimethyl formamide (DMF): 5 parts, diluent toluene: 5 parts, butanone: 2 parts, hydroxy polyethers modified dimethyl polysiloxane: 0.01 part, toner: 1 part of 1 part, additive flame retardant, viscosity control: 2000cps; Its coating adhesive linkage be by the following weight proportioning raw material make polyester urethane resin: 100 parts, dimethyl formamide (DMF): 5 parts, diluent toluene: 5 parts, toner: 1 part of 1 part, additive flame retardant, viscosity control: 3000cps.
Embodiment 2: the slurry in the wet method bass operation of the present invention be by the following weight proportioning raw material make, mono-component polyurethane resin: 200 parts, solvent dimethyl formamide (DMF): 300 parts, cloudy alkylaryl sulfonates bleeding agent: 5 parts, polyether-modified polysiloxanes levelling agent: 3 parts, wood fiber powder: 100 parts, mill base: 8 parts, additive flame retardant: 60 parts, viscosity control: 15000cps.
Slurry in the blade coating operation of the back side of the present invention be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, diluent toluene: 150 parts, solvent dimethyl formamide (DMF): 30 parts, additive flame retardant: 130 parts, viscosity control: 2000cps.
Dry method of the present invention shifts the slurry of making in the face operation; Its coating surface layer be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, dimethyl formamide (DMF): 50 parts, diluent toluene: 80 parts, butanone: 20 parts, hydroxy polyethers modified dimethyl polysiloxane: 0.5 part, toner: 10 parts of 20 parts, additive flame retardant, viscosity control: 5000cps; Its coating adhesive linkage be by the following weight proportioning raw material make polyester urethane resin: 100 parts, dimethyl formamide (DMF): 40 parts, diluent toluene: 70 parts, toner: 3 parts of 20 parts, additive flame retardant, viscosity control: 10000cps.
Embodiment 3: the slurry in the wet method bass operation of the present invention be by the following weight proportioning raw material make, mono-component polyurethane resin: 200 parts, solvent dimethyl formamide (DMF): 200 parts, cloudy alkylaryl sulfonates bleeding agent: 3 parts, polyether-modified polysiloxanes levelling agent: 2 parts, wood fiber powder: 50 parts, mill base: 4 parts, additive flame retardant: 30 parts, viscosity control: 9000cps.
Slurry in the blade coating operation of the back side of the present invention be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, diluent toluene: 80 parts, solvent dimethyl formamide (DMF): 15 parts, additive flame retardant: 70 parts, viscosity control: 1200cps.
Dry method of the present invention shifts the slurry of making in the face operation; Its coating surface layer be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, dimethyl formamide (DMF): 30 parts, diluent toluene: 40 parts, butanone: 10 parts, hydroxy polyethers modified dimethyl polysiloxane: 0.1 part, toner: 5 parts of 10 parts, additive flame retardant, viscosity control: 2500cps; Its coating adhesive linkage be by the following weight proportioning raw material make polyester urethane resin: 100 parts, dimethyl formamide (DMF): 20 parts, diluent toluene: 35 parts, toner: 2 parts of 10 parts, additive flame retardant, viscosity control: 6000cps.
Claims (6)
1, a kind of preparation method with high abrasion and fire resistance sofa artificial leather is characterized in that: mainly comprise the steps:
1), the wet method gel coating: base cloth is through after the preliminary treatment, starching blade coating on coating machine, the starching amount is 100 ~ 300g/m
2, weight in wet base, cutter passes through the coagulating basin coagulation forming, coagulating basin dimethyl formamide (DMF) concentration 8 ~ 25%, 20 ~ 35 ℃ of coagulation bath temperatures, setting time 5 ~ 15min then apart from 1.4 ~ 1.8mm; Then enter rinsing bowl and wash, 20 ~ 90 ℃ of rinsing bowl temperature, last groove DMF concentration 0 ~ 1%; After finishing, washing carries out dryness finalization, 100 ~ 170 ℃ of bake out temperatures, and time 2 ~ 8min cools off at last and batches, and is semi-finished product wet method bass;
2), back side blade coating: the semi-finished product bass at first through jockey pulley traction typing, carries out the starching blade coating, starching amount 50 ~ 150g/m then
2, dry weight, cutter is apart from 0.05 ~ 0.5mm; Then carry out drying and cure, 100 ~ 170 ℃ of temperature, time 2 ~ 8min; Cool off at last to batch and just become fire-retardant bass;
3), dry method shifts the face of making, promptly release liners shifts veneer: the release liners that has all kinds of decorative patterns enters coating machine after through check, is coated with the scraper place one and carries out the surface layer starching and apply starching amount 100 ~ 200g/m
2, weight in wet base, cutter is apart from 0.08 ~ 0.15mm; Enter oven drying then, 100 ~ 130 ℃ of temperature, time 2 ~ 5min; Next carry out adhesive linkage and apply starching amount 80 ~ 250g/m
2, weight in wet base, cutter is apart from 0.08 ~ 0.2mm; Enter oven drying to half-dried, 50 ~ 100 ℃ of temperature, time 1 ~ 3min; Half-dried adhesive linkage carries out the bass applying, 30 ~ 100 ℃ of roller temperatures, pressure 2 ~ 5kgf/cm after going out baking oven
2Carry out finish-drying after posting, 100 ~ 130 ℃ of temperature, time 3 ~ 8min; Cool off at last to peel off and just become the semi-finished product sofa artificial leather;
4), rub the line post processing: the semi-finished product sofa artificial leather at first will carry out pre-preg to be handled, and squeezes out partially liq then, pressure 6 ~ 8kgf/cm
2Enter boarding machine and rub line and drying, 30 ~ 60 ℃ of temperature, time 0.5 ~ 2.0h; Last clot check and finished product packing.
2, the preparation method with high abrasion and fire resistance sofa artificial leather according to claim 1 is characterized in that: described base cloth adopts thick twill knitted cloth, the plain weave knitted cloth of 0.45 ~ 0.75mm.
3, the preparation method with high abrasion and fire resistance sofa artificial leather according to claim 1, it is characterized in that: the slurry in the described wet method bass operation be by the following weight proportioning raw material make, mono-component polyurethane resin: 200 parts, solvent dimethyl formamide (DMF): 150 ~ 300 parts, cloudy alkylaryl sulfonates bleeding agent: 1 ~ 5 part, polyether-modified polysiloxanes levelling agent: 1 ~ 3 part, wood fiber powder: 10 ~ 100 parts, mill base: 1 ~ 8 part, additive flame retardant: 5 ~ 60 parts, viscosity control: 3000 ~ 15000cps.
4, the preparation method with high abrasion and fire resistance sofa artificial leather according to claim 1, it is characterized in that: the slurry in the blade coating operation of the described back side be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, diluent toluene: 20 ~ 150 parts, solvent dimethyl formamide (DMF): 5 ~ 30 parts, additive flame retardant: 15 ~ 130 parts, viscosity control: 500 ~ 2000cps.
5, the preparation method with high abrasion and fire resistance sofa artificial leather according to claim 1 is characterized in that: described dry method shifts the slurry of making in the face operation; Its coating surface layer be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, dimethyl formamide (DMF): 5～50 parts, diluent toluene: 5～80 parts, butanone: 2～20 parts, hydroxy polyethers modified dimethyl polysiloxane: 0.01～0.5 part, toner: 1～10 part of 1～20 part, additive flame retardant, viscosity control: 2000 ~ 5000cps; Its coating adhesive linkage be by the following weight proportioning raw material make, polyester urethane resin: 100 parts, dimethyl formamide (DMF): 5～40 parts, diluent toluene: 5～70 parts, toner: 1～3 part of 1～20 part, additive flame retardant, viscosity control: 3000 ~ 10000cps.
6, according to claim 3 or 4 or 5 described preparation methods with high abrasion and fire resistance sofa artificial leather, it is characterized in that: described fire retardant is an additive flame retardant, and it comprises in following one or more: antimonous oxide, zinc oxide, iron oxide red, melamine phosphate, red phosphorus, aluminium hydroxide, magnesium hydroxide, Firebrake ZB, TCEP, deca-BDE, phosphoric acid ester derivant.
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Owner name: ZHEJIANG JINDA MEMBRANE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HAINING JIEMA HI-TECH COATED FABRICS CO., LTD. Effective date: 20140411 |
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Effective date of registration: 20140411 Address after: 314419 No. 2 North Road, Haining warp knitting industrial park, Jiaxing, Zhejiang, Zhejiang Patentee after: ZHEJIANG JINDA MEMBRANE MATERIAL TECHNOLOGY Co.,Ltd. Address before: 314419 Zhejiang province Haining Maqiao kingstec Technology Industrial Park Patentee before: Haining Jiema Hi-Tech Coated Fabrics Co.,Ltd. |
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