CN108265526A - A kind of novel synthetic leather material and preparation method thereof - Google Patents
A kind of novel synthetic leather material and preparation method thereof Download PDFInfo
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- CN108265526A CN108265526A CN201810271112.9A CN201810271112A CN108265526A CN 108265526 A CN108265526 A CN 108265526A CN 201810271112 A CN201810271112 A CN 201810271112A CN 108265526 A CN108265526 A CN 108265526A
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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
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
-
- 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
- D06N3/0086—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
-
- 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
- D06N3/045—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 polyolefin or polystyrene (co-)polymers
-
- 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
-
- 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
- D06N2205/00—Condition, form or state of the materials
- D06N2205/10—Particulate form, e.g. powder, granule
-
- 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
- D06N2209/12—Permeability or impermeability properties
- D06N2209/121—Permeability to gases, adsorption
- D06N2209/123—Breathable
-
- 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
- D06N2209/14—Properties of the materials having chemical properties
- D06N2209/143—Inert, i.e. inert to chemical degradation, corrosion resistant
-
- 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
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1635—Elasticity
-
- 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
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1685—Wear resistance
Abstract
The invention discloses a kind of novel synthetic leather materials, in parts by weight, are made of following composition：40 50 parts of flax silk, 20 30 parts of bamboo powder, 8 15 parts of thermoplastic resin cosmetics, 15 30 parts of radish skin, 15 parts of shellac.The invention also discloses the preparation methods of the novel synthetic leather material.Raw material environmental protection that the present invention selected prepare, does not select polyurethane resin, avoids using the toxic chemicals solvent such as N, N ' dimethylformamides, toluene, the safe preparation process of synthetic leather, pollution-free；Synthetic leather that the present invention is prepared is soft, resilience is good, has a stronger wearability, but also with heat resistance, light resistance, water resistance, can the chemical solvents such as methanol tolerant, good permeability.
Description
Technical field
The present invention relates to a kind of novel synthetic leather materials and preparation method thereof.
Background technology
At present, the production technology of synthetic leather mainly has two kinds of wet method and dry method, whether using dry method polyurethane process hides work
Skill or wet polyurethane leather-making technology in synthetic leather production process, are required for using a large amount of toxic organic solvents, such as
N, N '-dimethyl formamide, acetone, toluene etc..
Most of synthetic leather on the market, all using polyurethane resin as main material, and as previously mentioned, polyurethane tree
Fat not only needs to use toxic solvent in process of production, itself also contains not volatile organic matter, therefore produce
Synthetic leather usually has larger peculiar smell, and human body may be damaged by dealing with improperly, also, polyurethane resin is not degradable in itself,
Used poisonous and hazardous organic solvent, needs a large amount of follow-up work to handle in its preparation process, otherwise can be to environment
Cause very big harm, this namely current synthetic leather industry not environmentally the main reason for and limitation synthetic leather development of manufacturing
A key factor.
Invention content
The present invention is in order to overcome the deficiencies of the prior art and provide a kind of novel synthetic leather material and preparation method thereof.
To achieve these goals, the present invention uses following technical scheme：
A kind of novel synthetic leather material in parts by weight, is made of following composition：40-50 parts of flax silk, bamboo powder 20-
30 parts, 8-15 parts of thermoplastic resin cosmetics, 15-30 parts of radish skin, 1-5 parts of shellac.
Preferably, the radish skin is ternip skin, ternip skin intrinsic colour is thin, convenient for making the skin of other colors
Leather.
Preferably, the thermoplastic resin is one or more of polyethylene, polypropylene, polyvinyl chloride.
Preferably, the novel synthetic leather material includes base's knead dough layer, wherein, it counts in parts by weight, base is by following
Composition forms：25-30 parts of flax silk, 10-15 parts of bamboo powder, 1-3 parts of shellac, face layer are made of following composition：15-20 parts of flax silk, bamboo
10-15 parts of powder, 8-15 parts of thermoplastic resin cosmetics, 15-30 parts of radish skin, 1-2 parts of shellac.
The invention also discloses a kind of preparation method of novel synthetic leather material, this method is used to prepare above-described new
Type synthetic leather material, and include the following steps：
(1) it stocks up：
(1.1) take diameter be not more than 0.2mm flax silk, be put into volume not less than 50L cylinder in, be carried out at the same time vibrations and
Stirring breaks up to density and is not more than 0.9Kg/m3, and stir agglomerating；
(1.2) bamboo and wood takes skin, dries or air-dries 1-2 days, is crushed to powdery, and the diameter of powdered granule is no more than 300 microns；
(1.3) radish is several takes skin coring, is dried to that water content is no more than weight ratio 5%, is crushed to powdery, powdered granule
Diameter be no more than 500 microns, be exposed to the sun 1-2 hours；
(1.4) thermoplastic resin cosmetics, particle diameter are 20-300 microns, and shellac is several spare.
(2) batch mixing：
(2.1) pockets of flax silk is put into jarring machine and carries out vibrations stirring and break up；
(2.2) flax silk after breaing up is rolled into flake of the thickness no more than 0.3mm, is then pulverized, after pulverizing
Of length no more than 0.8mm of monomer mixture, width are no more than 0.4mm, form fiber crops material fine crushing；
(2.3) thermoplastic resin powder, bamboo powder and radish skin powder are put in proportion into fiber crops material fine crushing, stirring is to being sufficiently mixed；
(3) glue mixing：Shellac is put into mixture, is fully mixed thoroughly；
(4) it is coated with：By the mixed material heating after glue mixing to 45-60 DEG C, 0.5-1h is heated, is uniformly smeared in release paper,
Coating layer thickness is no more than 1.2mm；
(5) it dries：38 DEG C of constant temperature dryings in dryer；
(6) it removes：After release paper is removed, synthetic leather product is obtained.
What the present invention selected prepares raw material environmental protection, does not select polyurethane resin, avoids using N, N '-dimethyl formyl
The toxic chemicals solvent such as amine, toluene, it is the safe preparation process of synthetic leather, pollution-free；Synthetic leather that the present invention is prepared is soft,
Resilience is good, has stronger wearability, but also with heat resistance, light resistance, water resistance, being capable of the chemical solutions such as methanol tolerant
Agent, good permeability.
Specific embodiment
In order to which those skilled in the art is made to be better understood from the present invention program, below in conjunction with specific embodiment to this hair
Bright technical solution carries out clear, complete description.Obviously, described embodiment is only that the part of the present invention is implemented
Example, instead of all the embodiments.
Embodiment 1
(1) it stocks up：
(1.1) flax silk of a diameter of 0.15mm is taken, is put into the cylinder that volume is 60L, is carried out at the same time vibrations and stirring, beats
Density is dissipated to as 0.8Kg/m3, and stir agglomerating；
(1.2) bamboo and wood takes skin, dries or air-dries 2 days, is crushed to powdery, a diameter of 200 microns of powdered granule；
(1.3) ternip is several takes skin coring, is dried to that water content is no more than weight ratio 5%, is crushed to powdery, powdery
A diameter of 500 microns of grain, are exposed to the sun 2 hours；
(1.4) polyurethane resin powder, particle diameter are 100 microns, and shellac is several spare.
Embodiment 2
1-1 weighs 40 parts of flax silk made from embodiment 1,20 parts of bamboo powder, 8 parts of polyethylene powder, 15 parts of ternip skin, worm respectively
1 part of glue, it is spare, more than be parts by weight；
40 parts of flax silk is put into jarring machine by 1-2 to carry out vibrations stirring and breaks up；
Flax silk after breaing up is rolled into flake of the thickness no more than 0.3mm by 1-3, is then pulverized, single after pulverizing
Of length no more than 0.8mm of body mixture, width are no more than 0.4mm, form fiber crops material fine crushing；
1-4 adds in 15 parts of 8 parts of polyethylene powder, 20 parts of bamboo powder and ternip skin powder into fiber crops material fine crushing, stirs to fully mixed
It closes；
1-5 glue mixings：1 part of shellac is added in the mixture obtained to step 1-4, is fully mixed thoroughly；
1-6 is coated with：By the mixed material heating after glue mixing to 50 DEG C, 1h is heated, is uniformly smeared in DE series release papers, applied
Layer thickness is no more than 1.2mm；
1-7 is dried：38 DEG C of constant temperature dryings in dryer；
1-8 is removed：After DE series release paper is removed, synthetic leather product is obtained.
Embodiment 3
1-1 weighs 50 parts of flax silk made from embodiment 1,30 parts of bamboo powder, 15 parts of polyethylene powder, 30 parts of ternip skin, worm respectively
5 parts of glue, it is spare, more than be parts by weight；
50 parts of flax silk is put into jarring machine by 1-2 to carry out vibrations stirring and breaks up；
Flax silk after breaing up is rolled into flake of the thickness no more than 0.3mm by 1-3, is then pulverized, single after pulverizing
Of length no more than 0.8mm of body mixture, width are no more than 0.4mm, form fiber crops material fine crushing；
1-4 adds in 30 parts of 15 parts of polyethylene powder, 30 parts of bamboo powder and ternip skin powder into fiber crops material fine crushing, stirs to fully mixed
It closes；
1-5 glue mixings：5 parts of shellac is added in the mixture obtained to step 1-4, is fully mixed thoroughly；
1-6 is coated with：By the mixed material heating after glue mixing to 50 DEG C, 1h is heated, is uniformly smeared in DE series release papers, applied
Layer thickness is no more than 1.2mm；
1-7 is dried：38 DEG C of constant temperature dryings in dryer；
1-8 is removed：After DE series release paper is removed, synthetic leather product is obtained.
Embodiment 4
1-1 weighs 42 parts of flax silk made from embodiment 1,26 parts of bamboo powder, 11 parts of polyethylene powder, 25 parts of ternip skin, worm respectively
5 parts of glue, it is spare, more than be parts by weight；
42 parts of flax silk is put into jarring machine by 1-2 to carry out vibrations stirring and breaks up；
Flax silk after breaing up is rolled into flake of the thickness no more than 0.3mm by 1-3, is then pulverized, single after pulverizing
Of length no more than 0.8mm of body mixture, width are no more than 0.4mm, form fiber crops material fine crushing；
1-4 adds in 25 parts of 11 parts of polyethylene powder, 26 parts of bamboo powder and ternip skin powder into fiber crops material fine crushing, stirs to fully mixed
It closes；
1-5 glue mixings：5 parts of shellac is added in the mixture obtained to step 1-4, is fully mixed thoroughly；
1-6 is coated with：By the mixed material heating after glue mixing to 50 DEG C, 1h is heated, is uniformly smeared in DE series release papers, applied
Layer thickness is no more than 1.2mm；
1-7 is dried：38 DEG C of constant temperature dryings in dryer；
1-8 is removed：After DE series release paper is removed, synthetic leather product is obtained.
Embodiment 5
1-1 weighs 45 parts of flax silk made from embodiment 1,28 parts of bamboo powder, 9 parts of polyethylene powder, 21 parts of ternip skin, worm respectively
3 parts of glue, it is spare, more than be parts by weight；
45 parts of flax silk is put into jarring machine by 1-2 to carry out vibrations stirring and breaks up；
Flax silk after breaing up is rolled into flake of the thickness no more than 0.3mm by 1-3, is then pulverized, single after pulverizing
Of length no more than 0.8mm of body mixture, width are no more than 0.4mm, form fiber crops material fine crushing；
1-4 adds in 21 parts of 9 parts of polyethylene powder, 28 parts of bamboo powder and ternip skin powder into fiber crops material fine crushing, stirs to fully mixed
It closes；
1-5 glue mixings：3 parts of shellac is added in the mixture obtained to step 1-4, is fully mixed thoroughly；
1-6 is coated with：By the mixed material heating after glue mixing to 50 DEG C, 1h is heated, is uniformly smeared in DE series release papers, applied
Layer thickness is no more than 1.2mm；
1-7 is dried：38 DEG C of constant temperature dryings in dryer；
1-8 is removed：After DE series release paper is removed, synthetic leather product is obtained.
Embodiment 6
A. the preparation of base：
A.1 25 parts of flax silk made from embodiment 1 are weighed respectively, 10 parts of bamboo powder, 1 part of shellac is spare, more than be parts by weight
Number；
A.2 25 parts of the flax silk weighed up is put into jarring machine and carries out vibrations stirring and break up；
A.3 the flax silk after breaing up is rolled into flake of the thickness no more than 0.3mm, is then pulverized, it is single after pulverizing
Of length no more than 0.8mm of body mixture, width are no more than 0.4mm, form fiber crops material fine crushing；
A.4 it is put in proportion into 10 parts of bamboo powder into fiber crops material fine crushing, stirring is to being sufficiently mixed；
A.5 glue mixing：1 part of shellac is added in the mixture a.4 obtained to step, is fully mixed thoroughly；
B. the preparation of face layer：
B.1 15 parts of flax silk is weighed respectively, 10 parts of bamboo powder, 8 parts of polyethylene powder, 1 part of shellac, 15 parts of ternip skin is spare, with
Upper is parts by weight；
B.2 15 parts of the flax silk weighed up is put into jarring machine and carries out vibrations stirring and break up；
B.3 the flax silk after breaing up is rolled into flake of the thickness no more than 0.3mm, is then pulverized, it is single after pulverizing
Of length no more than 0.8mm of body mixture, width are no more than 0.4mm, form fiber crops material fine crushing；
B.4 8 parts of polyethylene powder is added in into fiber crops material fine crushing, 10 parts of bamboo powder, 15 parts of ternip skin, stirring is to being sufficiently mixed；
B.5 glue mixing：1 part of shellac is added in the mixture b.4 obtained to step, is fully mixed thoroughly；
C. the base that a.5 step obtains is heated to 50 DEG C, is uniformly smeared in DE series release papers after heating 1h；
D. the face layer that b.5 step obtains is heated to 50 DEG C, is uniformly applied in the base handled through step c after heating 1h
It smears, the total coating thickness of final base's knead dough layer is no more than 1.2mm；
E. it dries：38 DEG C of constant temperature dryings in dryer；
F. it removes：After DE series release paper is removed, synthetic leather product is obtained.
Performance measurement and comparison
Synthetic leather product common on the market is chosen as sample is compared, with being synthesized to the embodiment of the present invention 2~6 is obtained
Leather product carries out following performance test respectively, and the results are shown in Table 1.
Sample is compared to be provided by textile college of Institutes Of Technology Of Zhejiang；The main component for comparing sample includes：Polyurethane resin,
Wood powder, N, N '-dimethyl formamide, acetone etc..
1st, wear-resisting property is tested:Reference standard QB/T2726-2005.
2nd, heat resistance is tested:It tests according to QB/T2703-2005 regulations.
3rd, light fastness is tested:It tests according to QB/T2727-2005 regulations.
4th, water absorption rate measures:Each product according to 2cm × 2cm is cut out, is weighed as m1G is put into tap water and impregnates
It is taken out after 24 hours, dries the water on surface, be weighed as m2G, calculating water absorption rate using formula is:(m2-m1)/m1× 100%.
5th, methanol tolerant performance measurement:Each product according to 2cm × 2cm is cut out, is weighed as m3G is put into pure methanol
It is taken out after impregnating 24 hours, dries the methanol on surface, weigh m4G, calculating suction methanol rate using formula is:(m4-m3)/m3×
100%.
6th, air penetrability measures：Under the test pressure of 200Pa, the air penetrability of product is shown in Table 1；Environment temperature：It is 25 DEG C, wet
Degree：35%, test area：10cm2。
7th, feel is tested：Human hand is contacted with synthetic leather product, by human contact come the pliability of more each product and
Resilience.
Table 1
It can be seen from the data in table 1 compared with comparing sample, the synthetic leather of the invention being prepared is soft, rebound
Property it is good, there is stronger wearability, but also with heat resistance, light resistance, water resistance, can the chemical solvents such as methanol tolerant, thoroughly
Gas is good；What the present invention selected prepares raw material environmental protection, does not select polyurethane resin, avoids using N, N '-dimethyl formyl
The toxic chemicals solvent such as amine, toluene, the preparation process of synthetic leather are more safe and pollution-free.
Double-deck synthetic leather prepared by by embodiment 6, carries out ageing-resistant experiment, and ageing-resistant degree is common synthetic leather
3-5 times, and it is not easy delamination splitting.
Obviously, described embodiment is only the part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment should all belong to the scope of protection of the invention.
Claims (6)
1. a kind of novel synthetic leather material, it is characterized in that, in parts by weight, it is made of following composition：40-50 parts of flax silk,
20-30 parts of bamboo powder, 8-15 parts of thermoplastic resin cosmetics, 15-30 parts of radish skin, 1-5 parts of shellac.
2. novel synthetic leather material according to claim 1, it is characterized in that, in parts by weight, by following composition group
Into：42 parts of flax silk, 26 parts of bamboo powder, 11 parts of thermoplastic resin cosmetics, 25 parts of radish skin, 5 parts of shellac.
3. novel synthetic leather material according to claim 1, it is characterized in that, in parts by weight, by following composition group
Into：45 parts of flax silk, 28 parts of bamboo powder, 9 parts of thermoplastic resin cosmetics, 21 parts of radish skin, 3 parts of shellac.
4. novel synthetic leather material according to claim 1, it is characterized in that, radish skin uses ternip skin.
5. novel synthetic leather material according to claim 1, it is characterized in that, which includes base's knead dough layer, wherein,
It counts in parts by weight, base consists of the following compositions：25-30 parts of flax silk, 10-15 parts of bamboo powder, 1-3 parts of shellac, face layer is by following
Into being grouped as：15-20 parts of flax silk, 10-15 parts of bamboo powder, 8-15 parts of thermoplastic resin cosmetics, 15-30 parts of radish skin, 1-2 parts of shellac.
6. a kind of preparation method of novel synthetic leather material, it is characterized in that, this method is used to prepare any one of claim 1-5
The novel synthetic leather material, and include the following steps：
(1) it stocks up：
(1.1) flax silk that diameter is taken to be not more than 0.2mm is put into cylinder of the volume not less than 50L, is carried out at the same time vibrations and is stirred
It mixes, breaks up to density and be not more than 0.9Kg/m3, and stir agglomerating；
(1.2) bamboo and wood takes skin, dries or air-dries 1-2 days, is crushed to powdery, and the diameter of powdered granule is no more than 300 microns；
(1.3) radish is several takes skin coring, is dried to that water content is no more than weight ratio 5%, is crushed to powdery, powdered granule it is straight
Diameter is no more than 500 microns, is exposed to the sun 1-2 hours；
(1.4) thermoplastic resin cosmetics, particle diameter are 20-300 microns, and shellac is several spare.
(2) batch mixing：
(2.1) pockets of flax silk is put into jarring machine and carries out vibrations stirring and break up；
(2.2) flax silk after breaing up is rolled into flake of the thickness no more than 0.3mm, is then pulverized, pulverize rear monomer
Of length no more than 0.8mm of mixture, width are no more than 0.4mm, form fiber crops material fine crushing；
(2.3) thermoplastic resin powder, bamboo powder and radish skin powder are put in proportion into fiber crops material fine crushing, stirring is to being sufficiently mixed；
(3) glue mixing：Shellac is put into mixture, is fully mixed thoroughly；
(4) it is coated with：By the mixed material heating after glue mixing to 45-60 DEG C, 0.5-1h is heated, is uniformly smeared in release paper, coating
Thickness is no more than 1.2mm；
(5) it dries：38 DEG C of constant temperature dryings in dryer；
(6) it removes：After release paper is removed, synthetic leather product is obtained.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113981712A (en) * | 2021-10-30 | 2022-01-28 | 浙江闽锋化学有限公司 | Novel synthetic leather material and preparation method thereof |
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