CN106381722A - Manufacturing method of polyurethane synthetic leather for police combat and training shoes - Google Patents
Manufacturing method of polyurethane synthetic leather for police combat and training shoes Download PDFInfo
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- CN106381722A CN106381722A CN201610788760.2A CN201610788760A CN106381722A CN 106381722 A CN106381722 A CN 106381722A CN 201610788760 A CN201610788760 A CN 201610788760A CN 106381722 A CN106381722 A CN 106381722A
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- polyurethane
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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
- D06N3/12—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
- D06N3/14—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 with polyurethanes
- D06N3/145—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 with polyurethanes two or more layers of polyurethanes
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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
- D06N3/0002—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
- D06N3/0015—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 using fibres of specified chemical or physical nature, e.g. natural silk
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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
- D06N3/0002—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
- D06N3/0015—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 using fibres of specified chemical or physical nature, e.g. natural silk
- D06N3/0034—Polyamide fibres
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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
- D06N3/0002—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
- D06N3/0015—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 using fibres of specified chemical or physical nature, e.g. natural silk
- D06N3/0036—Polyester fibres
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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
- D06N3/0059—Organic ingredients with special effects, e.g. oil- or water-repellent, antimicrobial, flame-resistant, magnetic, bactericidal, odour-influencing agents; perfumes
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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
- D06N3/0061—Organic fillers or organic fibrous fillers, e.g. ground leather waste, wood bark, cork powder, vegetable flour; Other organic compounding ingredients; Post-treatment with organic compounds
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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
- D06N3/0086—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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- D06N2209/00—Properties of the materials
- D06N2209/12—Permeability or impermeability properties
- D06N2209/121—Permeability to gases, adsorption
- D06N2209/123—Breathable
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- D06N2209/00—Properties of the materials
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- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
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- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1671—Resistance to bacteria, mildew, mould, fungi
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- D06N2211/00—Specially adapted uses
- D06N2211/10—Clothing
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- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/28—Artificial leather
Abstract
The invention discloses a manufacturing method of polyurethane synthetic leather for police combat and training shoes. The manufacturing method comprises the steps: firstly, dipping a novel biomass functional corn fiber cloth substrate in a hydrophilic polyurethane slurry, coating with a hydrophilic polyurethane slurry coating layer, and then carrying out condensation, water washing, drying and coiling to prepare a semi-finished product; then veneering by adopting a dry transfer method, coating release paper with two layers of thermoplastic high-wear-resistant polyurethane resin coating layer slurry and a layer of thermoplastic polyurethane adhesive layer slurry, and laminating the semi-finished product with the release paper; and finally, successively drying and ripening to obtain the polyurethane synthetic leather for the police combat training shoes. The high wear-resistant polyurethane synthetic leather for the police combat training shoes manufactured by the method has the advantages of high strength, super-high wear resistance, moisture absorption, breathability, bacterial resistance, odor resistance and the like, has the advantages of light and comfortable wearing and no foot stinking, can meet running, jumping, climbing and other training and operational requirements for officers and soldiers.
Description
Technical field
The present invention relates to Synthetic Leather method field of manufacturing, specifically a kind of police war instruction polyurethane in use for shoes synthetic leather
Manufacture method.
Background technology
At present, common police war instruction footwear are old-fashioned liberation footwear, the material that old-fashioned liberation footwear are adopted exist airtight,
The problem of not moisture-inhibiting, when being moved such as roadwork in a large number, foot can be clearly felt that burning sensation, and can lead to
Foot produces a large amount of abnormal flavour, easy breed bacteria, and wearing is uncomfortable.And, the material wear-resistant scratch resistance that old-fashioned liberation footwear are adopted
Intensity difference the Training And Operations demand such as runs, jumps, climbing it is impossible to meet officers and men.
Content of the invention is it is an object of the invention to provide a kind of police war instructs polyurethane in use for shoes synthetic leather manufacture method, to solve
The problem that certainly prior art old-fashioned liberation shoes materials exist.
In order to achieve the above object, the technical solution adopted in the present invention is：
A kind of police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Comprise the following steps：
（1）, first by new bio machine feature corn fiber cloth base impregnate hydrophilic polyurethane slurry after, be then coated with hydrophilic
Property polyurethane slurry coating, be then passed through 25% DMF aqueous solution cohesion, then through washing, dry, batching prepared semi-finished product；
（2）, adopt dry type transfer method veneer, coat in release paper first two knife thermoplasticity high abrasion polyurethane resin coatings slurry
Expect and dry, be coated with one layer of thermoplastic polyurethane tack coat slurry after drying, again pass by drying, then fitted with release paper
Semi-finished product, finally sequentially pass through drying, obtain police war instruction polyurethane in use for shoes synthetic leather after maturation.
Described one kind police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described step（1）In,
New bio machine feature corn fiber cloth base is to add corn fiber in cloth base to constitute, new bio machine feature corn fiber
In cloth base, the mass ratio of each composition and composition is：Corn fiber：Terylene：Chinlon=20-40：30-50：10-50.
Described one kind police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described step（1）In,
Dipping hydrophilic polyurethane slurry used is prepared by each raw material of following mass fraction：
Dimethylformamide DMF 0-200 part,
Water-sprinkling agent SF-37 0-1.2 part,
Hydrophilic polyurethane resin SW-5158 60-100 part,
Hydrophilic polyester polyurethane resin SW-4028 60-100 part,
Mill base RB-89W-B 0-10 part.
Described one kind police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described step（1）In,
Hydrophilic polyurethane slurry coating is prepared by each raw material of following mass fraction：
Dimethylformamide DMF 80-200 part,
Water-sprinkling agent SF-37 0-1.0 part,
Pass regulator SF-7 1-6 part,
Defoamer OH/60 0-0.5 part,
Hydrophilic polyester polyurethane resin SW-6080H 200-300 part,
Hydrophilicrto polyether polyurethane resin SW-6030H 100-150 part,
Hydrophilic polyester polyurethane resin SW-6250RH 10-60 part,
Wood powder JRS 2-10 part,
Mill base RB-89W-B 0-12 part.
Described one kind police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described step（2）In adopt
During with dry type transfer method veneer, release paper needs coat two knife thermoplasticity high abrasion polyurethane resin coating pastes, wherein one knife
The mass parts of the raw material of thermoplasticity high abrasion polyurethane resin coating paste and each raw material are as follows：
High abrasion polyurethane slurry LT-80,100-200 part,
Dimethylformamide DMF, 10-50 part,
Mill base PU black 1-6 part；
The mass parts of the raw material of two knife thermoplasticity high abrasion polyurethane resin coating pastes and each raw material are as follows：
High abrasion polyurethane slurry LT-95,80-160 part,
Dimethylformamide DMF, 10-50 part,
Mill base PU black 0-5 part；
Described one kind police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described step（2）Middle employing is done
During formula transfer method veneer, the raw material of thermoplastic polyurethane tack coat slurry and the mass parts of each raw material are as follows：
Polyurethane slurry SA-3635,120-180 part,
Dimethylformamide DMF, 10-20 part.
Described one kind police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described step（2）In adopt
With using dry production equipment, carrying out dry type transfer method veneer.
The process conditions of dry type transfer method veneer are：
First cutter head 10-20 silk,
Second cutter head 10-20 silk,
3rd cutter head 5-10 silk,
Produce speed 8-15 m/min,
Drying temperature 80-160 DEG C.
The present invention is intended to provide a kind of have high intensity, super-high wear-resistant, moisture absorption breathe freely, antibacterial deodourizing the features such as police war
Instruction polyurethane in use for shoes synthetic leather, with guarantee to make war instruction article of footwear have moisture absorption breathe freely, antibacterial deodourizing, feature comfortable and easy to wear, energy
Fully meet officers and men and the Training And Operations demand such as run, jump, climbing.
Compared with the prior art, beneficial effects of the present invention are embodied in：
1st, select a kind of new bio machine feature corn fiber cloth base in the present invention as base material, and employ compound joining
Ratio had both reached the effect of moisture absorbing and deodorizing, and can keep high physical property feature.
2nd, by common polyurethane resin has been carried out with graft modification in the present invention, a large amount of-OH ,-COON ,-NH2 etc. are introduced
Hydrophilic group, produces hydrophilic polyurethane resin, reaches the function that moisture absorption is breathed freely.
3rd, in the present invention using common polyurethane resin is carried out graft copolymerization formed macromolecular network structure improve resin
Toughness, reaches high abrasion scratch resistance characteristic.
4th, the product of manufacture of the present invention except having high physical mechanical strength, moisture absorption is breathed freely, antibacterial deodourizing, wear-resisting scratch resistance are special
Point is outer, and it can largely mitigate the weight of shoes using this product, so that shoes is worn lighter, comfortable, cost-effective.
Specific embodiment
A kind of police war instruction polyurethane in use for shoes synthetic leather manufacture method of the present invention is mainly through two preparation process：By one kind
New bio machine feature corn fiber cloth base dipping hydrophilic polyurethane slurry and coating hydrophilic polyurethane slurry coating, so
DMF aqueous solution through 25% condenses afterwards, sequentially passes through washing, dries, batches prepared semi-finished product；
Using dry type synthetic leather production equipment, coat the poly- ammonia of a layer thickness 10-20 silk thermoplasticity high abrasion first in release paper
Ester resinous coat slurry, after drying, is coated with a layer thickness 10-20 silk thermoplasticity high abrasion polyurethane resin coating paste, then
After drying, it is coated with a layer thickness 5-10 silk TPU tack coat slurry, treated in laminating
Wet-method synthetic leather semi-finished product, dry under the conditions of 80-160 DEG C, obtain high abrasion police war instruction polyurethane in use for shoes synthetic leather after maturation.
Embodiment 1
The implementation case is carried out according to the following steps：
1st, select fibrous fraction mass ratio：Corn fiber：Terylene：Chinlon=25：30：45 new bio machine feature Semen Maydiss are fine
Wei Buji is as base material；
2nd, adopt wet-method synthetic leather production equipment, new bio machine feature corn fiber cloth base is passed through one-shot forming containing dip-coating
Wet processing, makes wet half-finished product；
The hydrophilic polyurethane slurry of dipping is to be obtained by each raw material of following mass fraction：
150 parts of dimethylformamide DMF；
1.2 parts of water-sprinkling agent SF-37；
70 parts of hydrophilic polyurethane resin SW-5158；
40 parts of hydrophilic polyester polyurethane resin SW-4028；
8 parts of mill base RB-89W-B；
Hydrophilic polyurethane slurry coating is obtained by each raw material of following mass fraction：
85 parts of dimethylformamide DMF；
0.8 part of water-sprinkling agent SF-37；
3 parts of pass regulator SF-7；
0.2 part of defoamer OH/60；
220 parts of hydrophilic polyester polyurethane resin SW-6080H；
130 parts of Hydrophilicrto polyether polyurethane resin SW-6030H：
30 parts of hydrophilic polyester polyurethane resin SW-6250RH；
4 parts of wood powder JRS；
6 parts of mill base RB-89W-B.
3rd, adopt dry type synthetic leather production equipment, coat one layer of thermoplasticity high abrasion polyurethane resin first in release paper
Coating paste, after drying, is coated with one layer of thermoplasticity high abrasion polyurethane resin coating paste, then after drying, repastes
Cover one layer of TPU tack coat slurry, treated wet-method synthetic leather semi-finished product in laminating, after drying, maturation
Obtain high abrasion police war instruction polyurethane in use for shoes synthetic leather.
The raw material of a knife thermoplasticity high abrasion polyurethane resin coating paste used by Overlaying process and proportioning are：
High abrasion polyurethane slurry LT-80,160 parts；
DMF（Dimethylformamide）, 20 parts；
Black 6 parts of mill base PU；
The raw material of two knife thermoplasticity high abrasion polyurethane resin coating pastes used by Overlaying process and proportioning are：
High abrasion polyurethane slurry LT-95,150 parts；
DMF（Dimethylformamide）, 30 parts；
Black 4 parts of mill base PU；
The raw material of TPU tack coat slurry used by Overlaying process and proportioning are：
Polyurethane slurry SA-3635,140 parts；
Dimethylformamide DMF, 15 parts；
The process conditions of the dry process used by Overlaying process are：
First cutter head 15；
Second cutter head 12；
3rd cutter head 8
Produce 8 ms/min of speed；
120 DEG C of drying temperature.
After tested, the high abrasion police war instruction polyurethane in use for shoes synthetic leather that the present invention makes：Wear-resisting（H-22*1KG）=3.0
Do not break for ten thousand times, tear（J/W）=(98/95) N/3cm, hydrolysis（25 DEG C of * 72H*10%NaOH) stripping=110N/3cm afterwards, peel off=
115N/3cm, moisture permeability=1.2（mg/(cm2*h))
Embodiment 2
The implementation case is carried out according to the following steps：
1st, select fibrous fraction mass ratio：Corn fiber：Terylene：Chinlon=30：35：35 new bio machine feature Semen Maydiss are fine
Wei Buji is as base material；
2nd, adopt wet-method synthetic leather production equipment, new bio machine feature corn fiber cloth base is passed through one-shot forming containing dip-coating
Wet processing, makes wet half-finished product；
The hydrophilic polyurethane slurry of dipping is to be obtained by each raw material of following mass fraction：
140 parts of dimethylformamide DMF；
1.0 parts of water-sprinkling agent SF-37；
40 parts of hydrophilic polyurethane resin SW-5158；
70 parts of hydrophilic polyester polyurethane resin SW-4028；
10 parts of mill base RB-89W-B；
Hydrophilic polyurethane slurry coating is obtained by each raw material of following mass fraction：
80 parts of dimethylformamide DMF；
0.7 part of water-sprinkling agent SF-37；
3 parts of pass regulator SF-7；
0.2 part of defoamer OH/60；
190 parts of hydrophilic polyester polyurethane resin SW-6080H；
150 parts of Hydrophilicrto polyether polyurethane resin SW-6030H；
40 parts of hydrophilic polyester polyurethane resin SW-6250RH；
4 parts of wood powder JRS；
6 parts of mill base RB-89W-B.
3rd, adopt dry type synthetic leather production equipment, coat one layer of thermoplasticity high abrasion polyurethane resin first in release paper
Coating paste, after drying, is coated with one layer of thermoplasticity high abrasion polyurethane resin coating paste, then after drying, repastes
Cover one layer of TPU tack coat slurry, treated wet-method synthetic leather semi-finished product in laminating, after drying, maturation
Obtain high abrasion police war instruction polyurethane in use for shoes synthetic leather..
The raw material of ground floor thermoplasticity high abrasion polyurethane resin coating paste used by Overlaying process and proportioning are：
High abrasion polyurethane slurry LT-80,150 parts；
Dimethylformamide DMF, 25 parts；
Black 5 parts of mill base PU；
The raw material of thermoplasticity high abrasion polyurethane resin coating paste used by Overlaying process and proportioning are：
High abrasion polyurethane slurry LT-95,160 parts；
Dimethylformamide DMF, 30 parts；
Black 4 parts of mill base PU；
The raw material of TPU tack coat slurry used by Overlaying process and proportioning are：
Polyurethane slurry SA-3635,160 parts；
Dimethylformamide DMF, 25 parts；
The process conditions of TPU tack coat slurry dry process are：
First cutter head 12；
Second cutter head 12；
3rd cutter head 10
Produce 6 ms/min of speed；
130 DEG C of drying temperature.
After tested, the high abrasion police war instruction polyurethane in use for shoes synthetic leather that the present invention makes：Wear-resisting（H-22*1KG）=3.5
Do not break for ten thousand times, tear（J/W）=(92/90) N/3cm, hydrolysis（25 DEG C of * 72H*10%NaOH) stripping=120N/3cm afterwards, peel off=
125N/3cm moisture permeability=1.5（mg/(cm2*h)).
DMF is using the product of Chinese Yantai Wan Hua company；Pass regulator SF-7 is Jiande remy hair auxiliary agent factory products；Wood
Quality is the product of BE-300 using the German JRS company trade mark, and fineness is 300 mesh；Defoamer OH/60 is that Jinhu County Dexing is fine
Chemical plant product；Water-sprinkling agent SF-37 is Korea S one or three Products；Mill base RB-89W-B is the limited public affairs of Zhejiang dark blue light textile science and technology
Department's product；Polyurethane resin SW-4028, SW-5158, SW-6080H, SW-6030H are Hefei Amway polyurethane new material to be had
Limit Products.
It is limited that polyurethane resin LT-50, LT-80 and polyurethane resin SA-3635 are Hefei Amway polyurethane new material
Products.
Claims (7)
1. a kind of police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Comprise the following steps：
(1), first new bio machine feature corn fiber cloth base is impregnated after hydrophilic polyurethane slurry, be then coated with hydrophilic
Property polyurethane slurry coating, be then passed through 25% DMF aqueous solution cohesion, then through washing, dry, batching prepared semi-finished product；
(2), adopt dry type transfer method veneer, two knife thermoplasticity high abrasion polyurethane resin coating slurries are coated first on release paper
Expect and dry, be coated with one layer of thermoplastic polyurethane tack coat slurry after drying, again pass by drying, then fitted with release paper
Semi-finished product, finally sequentially pass through drying, obtain police war instruction polyurethane in use for shoes synthetic leather after maturation.
2. one kind according to claim 1 police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described
In step (1), new bio machine feature corn fiber cloth base is to add corn fiber in cloth base to constitute, new bio machine function
In property corn fiber cloth base, the mass ratio of each composition and composition is：Corn fiber：Terylene：Chinlon=20-40：30-50：10-50.
3. one kind according to claim 1 police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described
In step (1), dipping hydrophilic polyurethane slurry used is prepared by each raw material of following mass fraction：
4. one kind according to claim 1 police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described
In step (1), hydrophilic polyurethane slurry coating is prepared by each raw material of following mass fraction：
5. one kind according to claim 1 police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described
When adopting dry type transfer method veneer in step (2), release paper needs coat two knife thermoplasticity high abrasion polyurethane resin coating slurries
Material, the raw material of wherein one knife thermoplasticity high abrasion polyurethane resin coating paste and the mass parts of each raw material are as follows：
High abrasion polyurethane slurry LT-80,100-200 part,
Dimethylformamide DMF, 10-50 part,
Mill base PU black 1-6 part；
The mass parts of the raw material of two knife thermoplasticity high abrasion polyurethane resin coating pastes and each raw material are as follows：
High abrasion polyurethane slurry LT-95,80-160 part,
Dimethylformamide DMF, 10-50 part,
Mill base PU black 0-5 part；
6. one kind according to claim 1 police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described
When adopting dry type transfer method veneer in step (2), the raw material of thermoplastic polyurethane tack coat slurry and the mass parts of each raw material are such as
Under：
Polyurethane slurry SA-3635,120-180 part,
Dimethylformamide DMF, 10-20 part.
7. one kind according to claim 1 police war instruction polyurethane in use for shoes synthetic leather manufacture method it is characterised in that：Described
Adopt dry production equipment in step (2), carry out dry type transfer method veneer.
The process conditions of dry type transfer method veneer are：
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| CN201610788760.2A CN106381722A (en) | 2016-08-31 | 2016-08-31 | Manufacturing method of polyurethane synthetic leather for police combat and training shoes |
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| CN201610788760.2A CN106381722A (en) | 2016-08-31 | 2016-08-31 | Manufacturing method of polyurethane synthetic leather for police combat and training shoes |
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| CN107326691A (en) * | 2017-08-22 | 2017-11-07 | 安徽安利材料科技股份有限公司 | Low ratio foamed embosses the preparation method of footwear wet method transfer membrane Synthetic Leather |
| CN110644246A (en) * | 2019-09-16 | 2020-01-03 | 安徽安利材料科技股份有限公司 | Polyurethane synthetic leather for moisture-absorbing and breathable shoe lining and preparation method thereof |
| CN111411532A (en) * | 2020-03-31 | 2020-07-14 | 福建中裕新材料技术有限公司 | Process method for manufacturing synthetic leather for water-based veneered shoes |
| CN112301750A (en) * | 2020-10-23 | 2021-02-02 | 万桦（常州）新材料科技有限公司 | Manufacturing method of military boot fabric |
| CN115262240A (en) * | 2022-05-16 | 2022-11-01 | 浙江禾欣新材料有限公司 | Antibacterial polyurethane synthetic leather for shoe linings and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107326691A (en) * | 2017-08-22 | 2017-11-07 | 安徽安利材料科技股份有限公司 | Low ratio foamed embosses the preparation method of footwear wet method transfer membrane Synthetic Leather |
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| CN111411532B (en) * | 2020-03-31 | 2023-04-07 | 福建中裕新材料技术有限公司 | Process method for manufacturing synthetic leather for water-based veneered shoes |
| CN112301750A (en) * | 2020-10-23 | 2021-02-02 | 万桦（常州）新材料科技有限公司 | Manufacturing method of military boot fabric |
| CN115262240A (en) * | 2022-05-16 | 2022-11-01 | 浙江禾欣新材料有限公司 | Antibacterial polyurethane synthetic leather for shoe linings and preparation method thereof |
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Application publication date: 20170208 |