CN106751171B - Surface layer composition, leather and the leatherwork method of leather - Google Patents
Surface layer composition, leather and the leatherwork method of leather Download PDFInfo
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- CN106751171B CN106751171B CN201611114368.6A CN201611114368A CN106751171B CN 106751171 B CN106751171 B CN 106751171B CN 201611114368 A CN201611114368 A CN 201611114368A CN 106751171 B CN106751171 B CN 106751171B
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- 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
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
-
- 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
- D06N3/0043—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
- D06N3/005—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 obtained by blowing or swelling agent
-
- 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
- D06N3/0056—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
- D06N3/0063—Inorganic compounding ingredients, e.g. metals, carbon fibres, Na2CO3, metal layers; Post-treatment with inorganic compounds
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
-
- 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
- D06N2209/00—Properties of the materials
- D06N2209/10—Properties of the materials having mechanical properties
- D06N2209/103—Resistant to mechanical forces, e.g. shock, impact, puncture, flexion, shear, compression, tear
-
- 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
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/28—Artificial leather
-
- 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
- D06N2213/00—Others characteristics
- D06N2213/02—All layers being of the same kind of material, e.g. all layers being of polyolefins, all layers being of polyesters
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Laminated Bodies (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
This application provides a kind of surface layer composition of leather, leather and leatherwork methods.The surface layer composition includes 4~15 parts of the first filler and 100 parts of the first PVC resin powder.In the surface layer composition, the parts by weight of the first filler in surface layer composition are reduced to 4~15 parts by 20~30 parts in the prior art, the content of calcium powder is reduced, so that the compactness of surface layer improves, and then scratch resistance, and is less prone to the white phenomenon of folding.
Description
Technical field
This application involves field of leather, in particular to the surface layer composition, leather and leatherwork side of a kind of leather
Method.
Background technique
The not scratch resistance (it is rotten that this refers to not scratch resistances, different from the scratch-resistant performance on surface) of leather in the prior art, and
And it is easy to appear the white problem of folding.
Therefore, a kind of method that raising leather scratch resistance is rotten is needed.
Summary of the invention
The main purpose of the application is to provide a kind of surface layer composition of leather, leather and leatherwork method, with solution
Certainly in the prior art leather surface not scratch resistance in the prior art the problem of.
To achieve the goals above, according to the one aspect of the application, a kind of surface layer composition of leather is provided, the face
Layer composition includes 4~15 parts of the first filler and 100 parts of the first PVC resin powder.
Further, by weight, above-mentioned surface layer composition include 50~80 parts the first plasticizer and 6~10 parts
First filler.
Further, by weight, above-mentioned surface layer composition includes 50~70 parts of above-mentioned first plasticizer.
Further, above-mentioned first filler is precipitated calcium carbonate.
Further, above-mentioned surface layer composition further includes 1.5~3.5 parts of the first barium zinc stabilizer.
According to the another aspect of the application, a kind of production method of leather is provided, which includes: step S2,
Surface layer is arranged on the surface of bottom using any of the above-described kind of surface layer composition.
Further, before above-mentioned steps S2, above-mentioned production method further include: step S1 is set on the surface of base fabric
Above-mentioned bottom is set, above-mentioned surface layer is arranged on the surface far from above-mentioned base fabric of above-mentioned bottom.
Further, by weight, the foundation composition for forming above-mentioned bottom includes the second plasticizer, and above-mentioned second increases
Agent is moulded 6~30 parts more than the first plasticizer in above-mentioned surface layer composition.
Further, upon step s 2, above-mentioned production method further include: step S3 carries out at foaming above-mentioned bottom
Reason forms foaming layer, and the expansion ratio for processing of foaming is between 1.3~2.0.
To achieve the goals above, according to the one aspect of the application, a kind of leather is provided, which uses above-mentioned
A kind of production method is made.
Using the technical solution of the application, by the parts by weight of the first filler in surface layer composition by the prior art
20~30 parts are reduced to 4~15 parts, and the content of calcium powder is reduced, so that the compactness of surface layer improves, and then scratch resistance, and not
Easily occur rolling over white phenomenon.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the leather provided according to a kind of embodiment of the application.
Wherein, the above drawings include the following reference numerals:
10, base fabric；20, glue-line；30, foaming layer；40, surface layer；50, layer at table.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As background technique is introduced, the scratch resistance of leather in the prior art is poor, and is easy to appear the white phenomenon of folding, is
Solution technical problem as above, present applicant proposes a kind of surface layer composition of leather, leather and leatherwork method.
In a kind of typical embodiment of the application, a kind of surface layer composition of leather is provided, the surface layer composition
The first PVC resin powder including 4~15 parts of the first filler and 100 parts.
The parts by weight of the first filler in above-mentioned surface layer composition are reduced to 4 by 20~30 parts in the prior art~
15 parts, the content of calcium powder is reduced, so that the compactness of surface layer improves, and then scratch resistance, and is less prone to the white phenomenon of folding.
In order to further make the compactness of surface layer higher and guarantee other better performances of leather, the application is preferred
By weight, above-mentioned surface layer composition includes: 50~80 parts of the first plasticizer and 6~10 parts of above-mentioned first filler.
In a kind of embodiment of the application, by weight, above-mentioned surface layer composition includes 50~70 parts of above-mentioned first increasing
Mould agent.The content of plasticizer in surface layer composition is less, enables to the surface layer for the leather to be formed harder, further ensures
The leather of formation has preferable scratch resistance performance.
In general, above-mentioned first plasticizer includes DOP plasticizer and ESPO soybean oil, and DOP plasticizer typically constitutes from first
90% or more, the ESPO soybean oil of plasticizer weight accounts for the 10% or less of the first plasticizer.This is because ESPO soybean oil is easy
It is precipitated, so surface layer can only add a little to improve product stability.
The first filler in the application can be any achievable filler in the prior art, those skilled in the art
Member can select according to the actual situation suitable material as the first filler.In a kind of embodiment of the application, above-mentioned first is filled out
Filling agent is precipitated calcium carbonate.
In order to enable the stability of surface layer composition is good, and the transparency is good with lubricity, and will not promote to foam
Agent is decomposed, and further includes 1.5~3.5 parts of barium zinc stabilizer in the preferably above-mentioned surface layer composition of the application, which is
Liquid barium zinc heat stabilizer.
In the typical embodiment of the another kind of the application, a kind of production method of leather is provided, this method comprises: step
Rapid S2 is arranged surface layer 40 using above-mentioned surface layer composition on the surface of bottom, forms structure shown in FIG. 1.
Above-mentioned leather forms surface layer on the surface of bottom using above-mentioned surface layer composition, the compactness of the surface layer compared with
Height so that the scratch resistance performance of leather is preferable, and is not easy to occur rolling over white phenomenon.
In another embodiment of the application, before above-mentioned steps S2, above-mentioned production method further include: step S1,
Above-mentioned bottom is set on the surface of base fabric 10, and above-mentioned surface layer 40 is arranged on the surface far from above-mentioned base fabric 10 of above-mentioned bottom.
In the another embodiment of the application, by weight, the foundation composition for forming above-mentioned bottom includes the second increasing
Agent is moulded, above-mentioned second plasticizer is 6~30 parts more than the first plasticizer in above-mentioned surface layer composition.It may further ensure that in this way
The leather not only has preferable scratch resistance performance, it is ensured that the leather has preferable feel.
In another embodiment of the application, foundation composition includes 70~90 parts of the second plasticizer, the second of 100 parts
PVC resin powder, 95~105 parts of the second filler and 2~4 parts of foaming agent.
In another embodiment of the application, above-mentioned foundation composition further includes 1.5~3.5 parts of the second barium zinc stabilizer
With 0.5~2 part of lubricant, wherein the second barium zinc stabilizer is the dedicated heat stabilizer of foaming layer, can prevent PVC high temperature from rolling
Degradation in the process；Lubricant is acrylate additive, and plasticizing promotor, can increase abscess pore wall strength, reduce PVC
Degradation, can play lubricating action.
In order to improve the feel of leather, the application is preferably after above-mentioned steps S2, above-mentioned production method further include: step
S3 carries out foaming processing to above-mentioned bottom, forms foaming layer 30 shown in FIG. 1, and the expansion ratio of above-mentioned foaming processing is 1.3
Between~2.0.Also, it when by expansion ratio control in above-mentioned range, can be improved between foaming layer 30 and surface layer 40
Peeling force, and then further improve the scratch resistance performance of leather.And to ensure that the leather is less likely to occur to roll over white existing for one step of progress
As.
In order to enhance the peeling force of base fabric and bottom, the application is preferably before above-mentioned steps S1, and above-mentioned production method is also
Include: step S0, glue-line 20 is set in above-mentioned base fabric 10, form structure shown in FIG. 1, above-mentioned glue-line 20 is above-mentioned for bonding
Base fabric 10 and above-mentioned bottom.
In another embodiment of the application, after above-mentioned steps S3, above-mentioned production method further include: in above-mentioned surface layer
Layer 50 at table is set on 40 surface far from above-mentioned foaming layer 30, forms structure shown in FIG. 1.
In the typical embodiment of another of the application, a kind of leather is provided, which uses above-mentioned production side
Method is made.
For above-mentioned leather due to being formed using above-mentioned production method, scratch resistance performance is preferable, and, it is not easy to it rolls over
Bai Xianxiang.
In order to enable those skilled in the art can clearly understand the technical solution of the application, below with reference to tool
The embodiment and comparative example of body are illustrated the technical solution of the application.
Embodiment 1
Foundation composition includes 90 parts of the second plasticizer, 100 parts of the second PVC resin powder, 105 parts of heavy carbonic acid
Calcium, 4 parts of AC foaming agent, 2 parts of the second barium zinc stabilizer and 1 part of lubricant.Wherein, the second plasticizer includes 63 parts
DOP plasticizer and 27 parts of ESPO soybean oil.
Surface layer composition include 70 parts the first plasticizer, 100 parts of the first PVC resin powder, 4 parts of precipitated calcium carbonate with
3.5 parts of the first barium zinc stabilizer.Wherein, the first plasticizer includes 65 parts of DOP plasticizer and 5 parts of ESPO soybean oil.
The preparation method of leather specifically:
Bottom is formed using foundation composition in base fabric using calendering technology, surface layer composition is then coated on bottom
Separate base fabric surface on, formed with a thickness of 0.22mm surface layer, the layer for being provided with bottom and surface layer is sent to hair
It foams in bubble furnace, forms the foaming layer with a thickness of 0.25mm, and expansion ratio is 1.5.By base fabric, foaming layer, surface layer shape
At semi-finished product leather be surface-treated, formed table at layer.
Embodiment 2
The difference from example 2 is that foundation composition includes 70 parts of the second plasticizer, 100 parts of the second polyvinyl chloride resin
Powder, 95 parts of powdered whiting, 3 parts of AC foaming agent, 1.5 parts of the second barium zinc stabilizer and 0.5 part of lubricant.Wherein,
Second plasticizer includes 49 parts of DOP plasticizer and 21 parts of ESPO soybean oil.
Surface layer composition include 64 parts the first plasticizer, 100 parts of the first PVC resin powder, 6 parts of precipitated calcium carbonate with
3.5 parts of the first barium zinc stabilizer.Wherein, the first plasticizer includes 60 parts of DOP plasticizer and 4 parts of ESPO soybean oil.
Foundation composition is during foaming forms foaming layer, expansion ratio 2.0.
Embodiment 3
The difference from example 2 is that foundation composition includes 80 parts of the second plasticizer, 100 parts of the second polyvinyl chloride resin
Powder, 100 parts of powdered whiting, 2 parts of AC foaming agent, 2 parts of the second barium zinc stabilizer and 1 part of lubricant.Wherein, second
Plasticizer includes 55 parts of DOP plasticizer and 25 parts of ESPO soybean oil.
Surface layer composition includes 50 parts of the first plasticizer, 100 parts of the first PVC resin powder, 10 parts of precipitated calcium carbonate
With 1.5 parts of the first barium zinc stabilizer.Wherein, the first plasticizer includes 45 parts of DOP plasticizer and 5 parts of ESPO soybean oil.
Before bottom is set, glue-line is set on the surface of base fabric, glue-line is arranged between base fabric and bottom.Foaming times
Rate is 1.3.
Embodiment 4
The difference from example 2 is that: precipitated calcium carbonate is 13 parts.
Embodiment 5
The difference from example 2 is that: the first plasticizer is 80 parts, and the ESPO including 75 parts of DOP plasticizer and 5 parts
Soybean oil.
Embodiment 6
The difference from example 2 is that: include 45 parts of the first plasticizer in surface layer composition, increases including 40 parts of DOP
Mould the ESPO soybean oil of agent with 5 parts.
Embodiment 7
The difference from example 2 is that expansion ratio 3.0.
Comparative example
The difference from example 2 is that precipitated calcium carbonate is 30 parts.
The leather that various examples and comparative examples are formed, and its surface that detects by an unaided eye are scratched using nail or sharp object
Scratch resistance and the white phenomenon of folding, pass through the corresponding hand of surface test that the leather of various examples and comparative examples is touched with hand
Sense, test result are shown in Table 1.
Table 1
| Scratch resistance | Roll over white phenomenon | Feel | |
| Embodiment 1 | It is excellent | Nothing | Preferably |
| Embodiment 2 | It is excellent | Nothing | Preferably |
| Embodiment 3 | It is excellent | Nothing | Preferably |
| Embodiment 4 | Well | Nothing | Preferably |
| Embodiment 5 | Well | Nothing | Preferably |
| Embodiment 6 | Well | Nothing | Preferably |
| Embodiment 7 | Well | Nothing | Generally |
| Comparative example | It is poor | Have | Preferably |
By the data in table it is found that by the data in table it is found that compared with comparative example, each embodiment scratch resistance performance compared with
It is good, and without rolling over white phenomenon, in embodiment 1 into embodiment 7, embodiment 4 is since precipitated calcium carbonate is slightly more, compared to other implementations
Its scratch resistance performance is poor for example, and embodiment 5 is since the content of the first plasticizer is slightly more, so that it is relative to other embodiments
Scratch resistance performance is poor, embodiment 6 since the content of the first plasticizer is less so that its relative to other embodiments feel compared with
Difference, embodiment 7 is since expansion ratio is larger, so that the feel of manufactured leather and scratch resistance performance are relatively poor
It can be seen from the above description that the application the above embodiments realize following technical effect:
1), in the surface layer composition in the application, the parts by weight of the first filler are dropped by 20~30 parts in the prior art
Down to 4~15 parts, the content of calcium powder is reduced, so that the compactness of surface layer improves, and then scratch resistance, and it is white to be less prone to folding
Phenomenon
2), the production method in the application is due to using above-mentioned surface layer composition, so that the leather tool that production is formed
There is preferable scratch resistance and is not easy to occur rolling over white phenomenon.
3), the leather of the application has preferable scratch resistance performance using the leather that above-mentioned production method is formed, and does not allow
It is easy to break white.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (6)
1. a kind of production method of leather, which is characterized in that the production method includes:
Bottom is arranged on the surface of base fabric in step S1；
Surface layer is arranged on the surface far from the base fabric of the bottom using the surface layer composition of leather in step S2, described
Surface layer composition includes 4~15 parts of the first filler and 100 parts of the first PVC resin powder, forms the bottom group of the bottom
Closing object includes the second plasticizer, and second plasticizer is 6~30 parts more than the first plasticizer in the surface layer composition；
Step S3 carries out foaming processing to the bottom, forms foaming layer, and the expansion ratio of the foaming processing 1.3~
Between 2.0.
2. manufacturing method according to claim 1, which is characterized in that by weight, the surface layer composition includes 50
~80 parts of the first plasticizer and 6~10 parts of first filler.
3. production method according to claim 2, which is characterized in that by weight, the surface layer composition includes 50
~70 parts of first plasticizer.
4. production method according to claim 2, which is characterized in that first filler is precipitated calcium carbonate.
5. production method according to claim 1 or 2, which is characterized in that the surface layer composition further includes 1.5~3.5
The first barium zinc stabilizer of part.
6. a kind of leather, which is characterized in that the leather is using the production of production method described in any one of claim 1 to 5
It forms.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611114368.6A CN106751171B (en) | 2016-12-06 | 2016-12-06 | Surface layer composition, leather and the leatherwork method of leather |
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|---|---|---|---|
| CN201611114368.6A CN106751171B (en) | 2016-12-06 | 2016-12-06 | Surface layer composition, leather and the leatherwork method of leather |
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| CN106751171B true CN106751171B (en) | 2019-07-19 |
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| IT201900006992A1 (en) * | 2019-05-20 | 2020-11-20 | Vulcaflex Spa | LAMINAR MATERIAL OF THE TYPE OF FAUX LEATHER, LEATHER AND SIMILAR |
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| CN103469607A (en) * | 2013-08-23 | 2013-12-25 | 福建宝利特集团有限公司 | Artificial leather and preparation method thereof |
| CN104264495A (en) * | 2014-08-29 | 2015-01-07 | 合肥市安山涂层织物有限公司 | Flame-retardant PVC artificial leather and preparation method thereof |
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| CN102002865A (en) * | 2010-12-24 | 2011-04-06 | 揭阳市中诚化学工业有限公司 | High-elasticity polyvinyl chloride synthetic leather and production method thereof |
| CN102002864A (en) * | 2010-12-24 | 2011-04-06 | 揭阳市中诚化学工业有限公司 | PVC synthetic leather for vamp of high-grade sneaker and production method thereof |
| CN103469607A (en) * | 2013-08-23 | 2013-12-25 | 福建宝利特集团有限公司 | Artificial leather and preparation method thereof |
| CN104264495A (en) * | 2014-08-29 | 2015-01-07 | 合肥市安山涂层织物有限公司 | Flame-retardant PVC artificial leather and preparation method thereof |
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