CN106087449A - A kind of hydrolysis artificial leather and preparation method thereof - Google Patents
A kind of hydrolysis artificial leather and preparation method thereof Download PDFInfo
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- CN106087449A CN106087449A CN201610704702.7A CN201610704702A CN106087449A CN 106087449 A CN106087449 A CN 106087449A CN 201610704702 A CN201610704702 A CN 201610704702A CN 106087449 A CN106087449 A CN 106087449A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06N3/06—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds with polyvinylchloride or its copolymerisation products
- D06N3/065—PVC together with other resins except polyurethanes
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- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
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- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0043—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by their foraminous structure; Characteristics of the foamed layer or of cellular layers
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0065—Organic pigments, e.g. dyes, brighteners
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
- D06N3/0095—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by inversion technique; by transfer processes
- D06N3/0097—Release surface, e.g. separation sheets; Silicone papers
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
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- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/18—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials
- D06N3/183—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials the layers are one next to the other
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- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
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- C08J2427/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2427/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2427/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
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- C08L2203/14—Applications used for foams
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- D06N2209/00—Properties of the materials
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- D06N2211/00—Specially adapted uses
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Abstract
The present invention relates to a kind of hydrolysis artificial leather, including the surface layer set gradually, intermediate layer and foaming layer, described surface layer includes that the raw material of following weight portion is prepared from: hydrolysis resin 95 105 parts, organic solvent 50 70 parts, aging resistance auxiliary agent 5 10 parts and PU mill base 37 parts, and described hydrolysis resin is polyethers or polyether compound；Described intermediate layer includes that the raw material of following weight portion is prepared from: Corvic 95 105 parts, diisononyl phthalate 60 70 parts and PVC mill base 47 parts；Described foaming layer includes that the raw material of following weight portion is prepared from: Corvic 100 parts, diisononyl phthalate 75 85 parts, filler 50 70 parts and PVC mill base 35 parts.The invention still further relates to the preparation method of a kind of hydrolysis artificial leather.The hydrolysis artificial leather of the present invention can significantly improve the anti-hydrolytic performance of surface layer, the advantage with surface difficult drop-off.
Description
Technical field
The present invention relates to artificial leather technology, particularly to a kind of hydrolysis artificial leather and preparation method thereof.
Background technology
Hydrolysis artificial leather of the prior art includes surface layer, intermediate layer, foaming layer, adhesive layer and artificial leather base fabric, people
Fabricate-leather base fabric glues the one side being located at adhesive layer away from foaming layer.Wherein, polyurethane resin (polyester type) 100 parts, You Jirong are used
The raw material of agent 80-100 part and PU mill base 3-7 part is configured as surface layer；Use Corvic 100 parts, adjacent benzene two
The raw material of formic acid dioctyl ester 50-60 part, BaZn1-2 part and PVC mill base 4-7 part is configured as intermediate layer；Use polychlorostyrene
Vinyl 100 parts, dioctyl phthalate 70-80 part, filler 50-70 part, auxiliary agent (KZn) 2-3 part, foaming agent (AC
Foam powder) raw material of 3-4 part and PVC mill base 3-5 part is configured as foaming layer；The preparation method of its correspondence is: step
1) surface layer slurry, intermediate layer slurry and foaming layer slurry are prepared respectively by above-mentioned formula；Step 2) with surface layer slurry be coated in from
On type paper, dry at a temperature of 100-150；Step 3) it is coated on the surface layer slurry dried with intermediate layer slurry,
Dry at a temperature of 140-160 DEG C；Step 4) it is coated on the intermediate layer slurry dried with foamed slurry, at 170-190 DEG C
At a temperature of foam；Step 5) it is coated uniformly on foaming layer slurry with polyurethane binder；Step 6) by selected base fabric (people
Fabricate-leather base fabric) by two running rollers to pressure, it is allowed to bond with foaming layer；Step 7) dry through 120-160 degree.Again by release paper
Peeled off by base material, be made for leather finish.
After the above-mentioned leather finish made is placed in 10%NaOH aqueous solution immersion 12h, its surface starts shedding off.I.e. deposit
The caducous problem on surface.
Summary of the invention
The technical problem to be solved is: provide hydrolysis artificial leather and the preparation thereof of a kind of surface difficult drop-off
Method.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is:
A kind of hydrolysis artificial leather, including the surface layer set gradually, intermediate layer and foaming layer, described surface layer includes following heavy
The raw material of amount part is prepared from: hydrolysis resin 95-105 part, organic solvent 50-70 part, aging resistance auxiliary agent 5-10 part and PU color
Slurry 3-7 part, described hydrolysis resin is polyethers or polyether compound；Described intermediate layer includes prepared by the raw material of following weight portion
Form: Corvic 95-105 part, diisononyl phthalate 60-70 part and PVC mill base 4-7 part；Described foaming layer
Raw material including following weight portion is prepared from: Corvic 100 parts, diisononyl phthalate 75-85 part, filling
Agent 50-70 part and PVC mill base 3-5 part.
Present invention also offers the preparation method of a kind of hydrolysis artificial leather, according to the face in above-mentioned hydrolysis artificial leather
The proportioning of the raw material of layer, intermediate layer and foaming layer prepares surface layer slurry, intermediate layer slurry and foaming layer slurry, respectively then by face
Layer slurry is coated in release paper, and dries 50-60S under the conditions of 100-150 DEG C；Intermediate layer slurry is coated after the drying
On surface layer slurry, and under the conditions of 150-170 DEG C, dry 75-90S；By foaming layer slurry coating intermediate layer slurry after the drying
On, and foam under the conditions of 170-190 DEG C；Then binding agent is coated on the foaming layer slurry after fully foaming, then
Artificial leather base fabric is glued and is located on the foaming layer slurry being coated with binding agent, and under the conditions of 120-160 DEG C, dry 120-140S；
Then release paper is peeled off, it is thus achieved that described hydrolysis artificial leather.
The beneficial effects of the present invention is:
(1) the aging resistance auxiliary agent in surface layer not only acts as aging resistance effect, and main effect is to increase PU color
Degree of adhesion between slurry (surface layer) and PVC mill base (intermediate layer and foaming layer)；The hydrolysis resin of polyethers or polyether compound
Compared with the polyurethane resin of polyester type of the prior art, the anti-hydrolytic performance of surface layer can be significantly improved；
(2) all containing diisononyl phthalate in intermediate layer and foaming layer, diisononyl phthalate is than existing
Having the dioctyl phthalate in technology, the molecular weight of diisononyl phthalate is higher, be difficult to dilute go out, to leather surface
Water resistance play effective effect, make the surface difficult drop-off of leather；
(3) mutual synergism can be carried out between the diisononyl phthalate in intermediate layer and foaming layer, enter one
Step improves the water resistance of leather surface；Mutual collaborative work is there is also between aging resistance auxiliary agent and hydrolysis resin in surface layer
With, improve the water resistance of leather surface further, make the surface difficult drop-off of leather；
(4) the hydrolysis artificial leather to the present invention carries out surface hydrolysis test, and it soaks in 10%NaOH aqueous solution
After 12h, surface does not comes off；
(5) preparation method of the hydrolysis artificial leather of the present invention have preparation be simple and convenient to operate the advantage high with productivity.
Detailed description of the invention
By describing the technology contents of the present invention in detail, being realized purpose and effect, it is explained below in conjunction with embodiment.
The design of most critical of the present invention is: designs polyethers or the hydrolysis resin of polyether compound in top layer and resists
Aging auxiliary agent, can significantly improve the anti-hydrolytic performance of surface layer.
The present invention provides a kind of hydrolysis artificial leather, including the surface layer set gradually, intermediate layer and foaming layer, described surface layer
Raw material including following weight portion is prepared from: hydrolysis resin 95-105 part, organic solvent 50-70 part, aging resistance auxiliary agent 5-
10 parts and PU mill base 3-7 part, described hydrolysis resin is polyethers or polyether compound；Described intermediate layer includes following weight portion
Raw material be prepared from: Corvic 95-105 part, diisononyl phthalate 60-70 part and PVC mill base 4-7 part；
Described foaming layer includes that the raw material of following weight portion is prepared from: Corvic 95-105 part, the different nonyl of phthalic acid two
Ester 75-85 part, filler 50-70 part and PVC mill base 3-5 part.
Present invention also offers the preparation method of a kind of hydrolysis artificial leather, according to the face in above-mentioned hydrolysis artificial leather
The proportioning of the raw material of layer, intermediate layer and foaming layer prepares surface layer slurry, intermediate layer slurry and foaming layer slurry, respectively then by face
Layer slurry is coated in release paper, and dries 50-60S under the conditions of 100-150 DEG C；Intermediate layer slurry is coated after the drying
On surface layer slurry, and under the conditions of 150-170 DEG C, dry 75-90S；By foaming layer slurry coating intermediate layer slurry after the drying
On, and foam under the conditions of 170-190 DEG C；Then binding agent is coated on the foaming layer slurry after fully foaming, then
Artificial leather base fabric is glued and is located on the foaming layer slurry being coated with binding agent, and under the conditions of 120-160 DEG C, dry 120-140S；
Then release paper is peeled off, it is thus achieved that described hydrolysis artificial leather.
Knowable to foregoing description, the beneficial effects of the present invention is:
(1) the aging resistance auxiliary agent in surface layer not only acts as aging resistance effect, and main effect is to increase PU color
Degree of adhesion between slurry (surface layer) and PVC mill base (intermediate layer and foaming layer)；The hydrolysis resin of polyethers or polyether compound
Compared with the polyurethane resin of polyester type of the prior art, the anti-hydrolytic performance of surface layer can be significantly improved；
(2) all containing diisononyl phthalate in intermediate layer and foaming layer, diisononyl phthalate is than existing
Having the dioctyl phthalate in technology, the molecular weight of diisononyl phthalate is higher, be difficult to dilute go out, to leather surface
Water resistance play effective effect, make the surface difficult drop-off of leather；
(3) mutual synergism can be carried out between the diisononyl phthalate in intermediate layer and foaming layer, enter one
Step improves the water resistance of leather surface；Mutual collaborative work is there is also between aging resistance auxiliary agent and hydrolysis resin in surface layer
With, improve the water resistance of leather surface further, make the surface difficult drop-off of leather；
(4) the hydrolysis artificial leather to the present invention carries out surface hydrolysis test, and it soaks in 10%NaOH aqueous solution
After 12h, surface does not comes off；
(5) preparation method of the hydrolysis artificial leather of the present invention have preparation be simple and convenient to operate the advantage high with productivity.
Further, described aging resistance auxiliary agent is polyethers auxiliary agent or the polyether compound auxiliary agent with hydrolytic resistance, institute
Stating hydrolysis resin is WR-1060 type hydrolysis resin.
Seen from the above description, aging resistance auxiliary agent can select the leather with aging resistance effect of the prior art to help
Agent, such as, have polyethers auxiliary agent or the polyether compound auxiliary agent of hydrolytic resistance, is possible to prevent hydrolysis, it is however preferred to have high water resistant
The polyethers of solution property or polyether compound, above-mentioned polyethers auxiliary agent or polyether compound can be to have certain resisting in prior art
Water-disintegrable and comprise the compound of polyether group, e.g., various resistant to hydrolysis polyether-type raw materials of the prior art；Hydrolysis resin is
Polyethers conventional in polyethers of the prior art or polyether compound, such as field of leather or polyethers chemical combination can be selected
Thing, specifically can select WR-1060 type hydrolysis resin.
Further, the raw material in described intermediate layer also includes the heat stabilizer of 1-2 weight portion.Described heat stabilizer is
BaZn。
Seen from the above description, can design above-mentioned heat stabilizer, heat stabilizer can select in field of leather conventional
Heat stabilizer, such as BaZn.
Further, the raw material of described foaming layer also includes the stabilizer of 2-3 weight portion.Described stabilizer is KZn.
Seen from the above description, can design aforementioned stable agent, stabilizer can select conventional stablizing in field of leather
Agent, such as KZn.
Further, the raw material of described foaming layer also includes the foaming agent of 3-4 weight portion.Described foaming agent is AC foaming
Powder.
Seen from the above description, can design above-mentioned foaming agent, foaming agent can select foaming conventional in field of leather
Agent, such as AC foam powder.Separately, filler can be with filler conventional in field of leather, such as CaCO3。
Further, also include adhesive layer and artificial leather base fabric, described foaming layer by described adhesive layer viscous be located at described
On artificial leather base fabric.
Seen from the above description, can design above-mentioned adhesive layer and artificial leather base fabric, foaming layer is glued by described adhesive layer
It is located on described artificial leather base fabric.
Embodiments of the invention one are:
A kind of hydrolysis artificial leather, including the surface layer set gradually, intermediate layer, foaming layer, adhesive layer and artificial leather base fabric,
Described foaming layer is located on described artificial leather base fabric by described adhesive layer is viscous.Described surface layer includes the raw material system of following weight portion
For forming: WR-1060 type hydrolysis resin 95 parts, organic solvent 50 parts, the polyethers auxiliary agent 5 parts with hydrolytic resistance and PU mill base
3 parts, described hydrolysis resin is polyethers or polyether compound；Described intermediate layer include following weight portion raw material preparation and
Become: Corvic 95 parts, diisononyl phthalate 60 parts, PVC mill base 4 parts and the BaZn of 1 weight portion；Described foaming
Layer includes that the raw material of following weight portion is prepared from: Corvic 95 parts, diisononyl phthalate 75 parts, filler
50 parts, PVC mill base 3 parts, the KZn of 2 weight portions and the AC foam powder of 3 weight portions.
The preparation method of a kind of above-mentioned hydrolysis artificial leather, according to the surface layer in above-mentioned hydrolysis artificial leather, intermediate layer
Prepare surface layer slurry, intermediate layer slurry and foaming layer slurry respectively with the proportioning of the raw material of foaming layer, then surface layer slurry is coated with
Overlay in release paper, and under the conditions of 100 DEG C, dry 50S；Intermediate layer slurry is coated on surface layer slurry after the drying, and in
75S is dried under the conditions of 150 DEG C；Foaming layer slurry is coated on intermediate layer slurry after the drying, and carries out under the conditions of 170 DEG C
Foaming；Then binding agent is coated on the foaming layer slurry after fully foaming, then by viscous for artificial leather base fabric be located at be coated with viscous
On the foaming layer slurry of mixture, and under the conditions of 120 DEG C, dry 120S；Then release paper is peeled off, it is thus achieved that described hydrolysis people
Fabricate-leather.
Embodiments of the invention two are:
A kind of hydrolysis artificial leather, including the surface layer set gradually, intermediate layer, foaming layer, adhesive layer and artificial leather base fabric,
Described foaming layer is located on described artificial leather base fabric by described adhesive layer is viscous.Described surface layer includes the raw material system of following weight portion
For forming: WR-1060 type hydrolysis resin 105 parts, organic solvent 70 parts, the polyethers auxiliary agent 10 parts with hydrolytic resistance and PU color
Starching 7 parts, described hydrolysis resin is polyethers or polyether compound；Described intermediate layer include following weight portion raw material preparation and
Become: Corvic 105 parts, diisononyl phthalate 70 parts, PVC mill base 7 parts and the BaZn of 2 weight portions；Described
Alveolar layer includes that the raw material of following weight portion is prepared from: Corvic 105 parts, diisononyl phthalate 85 parts, fill out
Fill agent 70 parts, PVC mill base 5 parts, the KZn of 3 weight portions and the AC foam powder of 4 weight portions.
The preparation method of a kind of above-mentioned hydrolysis artificial leather, according to the surface layer in above-mentioned hydrolysis artificial leather, intermediate layer
Prepare surface layer slurry, intermediate layer slurry and foaming layer slurry respectively with the proportioning of the raw material of foaming layer, then surface layer slurry is coated with
Overlay in release paper, and under the conditions of 150 DEG C, dry 60S；Intermediate layer slurry is coated on surface layer slurry after the drying, and in
90S is dried under the conditions of 170 DEG C；Foaming layer slurry is coated on intermediate layer slurry after the drying, and carries out under the conditions of 190 DEG C
Foaming；Then binding agent is coated on the foaming layer slurry after fully foaming, then by viscous for artificial leather base fabric be located at be coated with viscous
On the foaming layer slurry of mixture, and under the conditions of 160 DEG C, dry 140S；Then release paper is peeled off, it is thus achieved that described hydrolysis people
Fabricate-leather.
Embodiments of the invention three are:
A kind of hydrolysis artificial leather, including the surface layer set gradually, intermediate layer, foaming layer, adhesive layer and artificial leather base fabric,
Described foaming layer is located on described artificial leather base fabric by described adhesive layer is viscous.Described surface layer includes the raw material system of following weight portion
For forming: WR-1060 type hydrolysis resin 100 parts, organic solvent 60 parts, the polyethers auxiliary agent 7 parts with hydrolytic resistance and PU color
Starching 6 parts, described hydrolysis resin is polyethers or polyether compound；Described intermediate layer include following weight portion raw material preparation and
Become: Corvic 100 parts, diisononyl phthalate 65 parts, PVC mill base 5 parts and the BaZn of 1.5 weight portions；Described
Foaming layer includes that the raw material of following weight portion is prepared from: Corvic 100 parts, diisononyl phthalate 80 parts,
Filler 60 parts, PVC mill base 4 parts, the KZn of 2.5 weight portions and the AC foam powder of 3.5 weight portions.
The preparation method of a kind of above-mentioned hydrolysis artificial leather, according to the surface layer in above-mentioned hydrolysis artificial leather, intermediate layer
Prepare surface layer slurry, intermediate layer slurry and foaming layer slurry respectively with the proportioning of the raw material of foaming layer, then surface layer slurry is coated with
Overlay in release paper, and under the conditions of 140 DEG C, dry 55S；Intermediate layer slurry is coated on surface layer slurry after the drying, and in
80S is dried under the conditions of 160 DEG C；Foaming layer slurry is coated on intermediate layer slurry after the drying, and carries out under the conditions of 180 DEG C
Foaming；Then binding agent is coated on the foaming layer slurry after fully foaming, then by viscous for artificial leather base fabric be located at be coated with viscous
On the foaming layer slurry of mixture, and under the conditions of 140 DEG C, dry 130S；Then release paper is peeled off, it is thus achieved that described hydrolysis people
Fabricate-leather.
Measure of merit
The hydrolysis artificial leather that embodiment one to three obtains is carried out surface hydrolysis test respectively, will they exist respectively
10%NaOH aqueous solution soaks 12h.
Test result is: after the hydrolysis artificial leather that embodiment one to three obtains soaks 12h in 10%NaOH aqueous solution,
Its surface does not the most fall off phenomenon；
Soak time being extended, the hydrolysis artificial leather that embodiment one obtains soaks 24h-in 10%NaOH aqueous solution
After 48h, its surface just falls off phenomenon；The hydrolysis artificial leather that embodiment two obtains soaks in 10%NaOH aqueous solution
After 24h-48h, its surface just falls off phenomenon；The hydrolysis artificial leather that embodiment three obtains soaks in 10%NaOH aqueous solution
After bubble 24h-48h, its surface just falls off phenomenon.
In sum, the hydrolysis artificial leather that the present invention provides can significantly improve the anti-hydrolytic performance of surface layer, has table
The advantage of face difficult drop-off.
The foregoing is only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every utilize this
The equivalents that bright description is made, or directly or indirectly it is used in relevant technical field, the most in like manner it is included in this
In bright scope of patent protection.
Claims (10)
1. a hydrolysis artificial leather, it is characterised in that include surface layer, intermediate layer and the foaming layer set gradually, described surface layer
Raw material including following weight portion is prepared from: hydrolysis resin 95-105 part, organic solvent 50-70 part, aging resistance auxiliary agent 5-
10 parts and PU mill base 3-7 part, described hydrolysis resin is polyethers or polyether compound；Described intermediate layer includes following weight portion
Raw material be prepared from: Corvic 95-105 part, diisononyl phthalate 60-70 part and PVC mill base 4-7 part；
Described foaming layer includes that the raw material of following weight portion is prepared from: Corvic 95-105 part, the different nonyl of phthalic acid two
Ester 75-85 part, filler 50-70 part and PVC mill base 3-5 part.
Hydrolysis artificial leather the most according to claim 1, it is characterised in that described aging resistance auxiliary agent is for having hydrolytic resistance
Polyethers auxiliary agent or polyether compound auxiliary agent, described hydrolysis resin is WR-1060 type hydrolysis resin.
Hydrolysis artificial leather the most according to claim 1, it is characterised in that the raw material in described intermediate layer also includes 1-2 weight
The heat stabilizer of amount part.
Hydrolysis artificial leather the most according to claim 3, it is characterised in that described heat stabilizer is BaZn.
Hydrolysis artificial leather the most according to claim 1, it is characterised in that the raw material of described foaming layer also includes 2-3 weight
The stabilizer of amount part.
Hydrolysis artificial leather the most according to claim 5, it is characterised in that described stabilizer is KZn.
Hydrolysis artificial leather the most according to claim 1, it is characterised in that the raw material of described foaming layer also includes 3-4 weight
The foaming agent of amount part.
Hydrolysis artificial leather the most according to claim 7, it is characterised in that described foaming agent is AC foam powder.
Hydrolysis artificial leather the most according to claim 1, it is characterised in that also include adhesive layer and artificial leather base fabric, institute
State foaming layer to be located on described artificial leather base fabric by described adhesive layer is viscous.
10. the preparation method of a hydrolysis artificial leather, it is characterised in that resistance to according to described in claim 1-5 any one
The proportioning of the raw material of surface layer, intermediate layer and foaming layer in hydrolysis artificial leather is prepared surface layer slurry, intermediate layer slurry respectively and sends out
Alveolar layer slurry, is then coated in surface layer slurry in release paper, and dries 50-60S under the conditions of 100-150 DEG C；By intermediate layer
On slurry coating surface layer slurry after the drying, and under the conditions of 150-170 DEG C, dry 75-90S；Foaming layer slurry is coated in
On intermediate layer slurry after drying, and foam under the conditions of 170-190 DEG C；Then after binding agent is coated in fully foaming
Foaming layer slurry on, then artificial leather base fabric glued be located on the foaming layer slurry being coated with binding agent, and in 120-160 DEG C of bar
120-140S is dried under part；Then release paper is peeled off, it is thus achieved that described hydrolysis artificial leather.
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Application publication date: 20161109 |