CN106702762B - A kind of processing technology of suede - Google Patents
A kind of processing technology of suede Download PDFInfo
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- CN106702762B CN106702762B CN201710006106.6A CN201710006106A CN106702762B CN 106702762 B CN106702762 B CN 106702762B CN 201710006106 A CN201710006106 A CN 201710006106A CN 106702762 B CN106702762 B CN 106702762B
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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
- D06N3/0056—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
- D06N3/0063—Inorganic compounding ingredients, e.g. metals, carbon fibres, Na2CO3, metal layers; Post-treatment with inorganic 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
- D06N3/007—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
- D06N3/0075—Napping, teasing, raising or abrading of the resin coating
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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
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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
- D06N3/0088—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 directly applying the resin
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- D06N2205/00—Condition, form or state of the materials
- D06N2205/06—Melt
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- 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
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- D06N2209/00—Properties of the materials
- D06N2209/10—Properties of the materials having mechanical properties
- D06N2209/108—Slipping, anti-blocking, low friction
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- 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
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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 invention discloses a kind of process of surface treatment of suede, its key points of the technical solution are that including following processing step: step 1: preparing base fabric, the pre- consolidated after Dip-squeeze in impregnating groove；Step 2: the base fabric after pre- consolidated is through washing, 135 DEG C of drying, rolling after cooling；Step 3: the base fabric applicator roll in step 3 applies slurry, foams under high temperature；Step 4: the base fabric after foaming carries out mill skin and arranges；Step 5: mill skin after after coating waxy-feeling treatment agent pre- consolidated；Step 6: base fabric is through baking oven drying, winding after pre- consolidated.The suede produced by above-mentioned technique has an excellent using effect, and surface feel and resistance to removing, folding, tear resistance are more excellent.
Description
Technical field
The present invention relates to the production field of synthetic leather, in particular to a kind of processing technology of suede.
Background technique
Synthetic leather has many advantages, such as that easy to process, quality is unified, numerous in variety, and use scope is extensive.Process for treating surface
Synthetic leather processing can be gone out to different surface styles, meet requirement of the people to a variety of styles in synthetic leather surface.However, with
The progress of production technology, requirement of the consumer to leather surface are also more next, it is desirable to which synthetic leather can have the property of similar natural leather
Energy.
Suede is a kind of by coating Foamex in scrim surfaces, and foaming generates the synthesis of villous sense under high temperature
Leather, coating of wax sense inorganic agent can be coated on the surface of villus by producing, and villus is made to have excellent feel, and existing suede
Processing technology there are unreasonable, be easy that treated that effect is not lasting so that suede is by wax sense, influence the effect used
Fruit.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of processing technology of suede, pass through
Treated that effect is lasting for the suede of technique production.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of surface treatment of suede
Technique includes following processing step:
Step 1: preparing base fabric, the pre- consolidated after Dip-squeeze in impregnating groove；
Step 2: the base fabric after pre- consolidated is through washing, drying, cooling and winding；
Step 3: the base fabric applicator roll in step 3 applies slurry, foams under high temperature；
Step 4: the base fabric after foaming carries out mill skin and arranges；
Step 5: mill skin after after coating waxy-feeling treatment agent pre- consolidated；
Step 6: base fabric is through baking oven drying, winding after pre- consolidated.
By above-mentioned setting, impregnation enables to one layer of bottom material of coating on base fabric to enable in impregnating groove in step 1
Bottom have with performance as leather-like, pre- consolidated be for realizing be coated in base fabric surface impregnation slurry can penetrate into bottom
In cloth, the texture of base fabric softness can be assigned；In step 2 on the one hand washing is the humidity for improving base fabric, another aspect energy
Enough parts removed in impregnation slurry can be dissolved in the substance of water, then then complete by drying, cooling and winding process
The coating of bottom material；Roller coating sizing material is coated in step 3, foaming is carried out under high temperature, the roller coating slurry on base fabric is enabled to change
Generate the coat with velvet-like texture；Mill skin processing in step 4 is intended that the surface of the coat of villus has phase
It is equidirectional, and the length on surface is uniform, and vision upper surface is neat；It is in order to enable flannelette that waxy-feeling treatment agent is coated in step 5
With smooth feel, keep its using effect excellent；It is carried out at drying after coating waxy-feeling treatment agent when in step 6 in step 5
Reason, drying and processing is the dry tack free so that synthetic leather, and by substance volatile under some low temperature, then winding can
Finished product.
The present invention is further arranged to: 150~200 parts of component that slurry includes following parts by weight are impregnated in step 1
DMF, 80~120 parts of polyurethane-modified elastomer resins, 5~10 parts of wood powders, 5~10 parts of calcium carbonate, 3~5 parts of mill bases.
Through the above technical solutions, DMF is used as solvent to dissolve polyurethane-modified elastomer resin, polyurethane-modified bullet
Property body resin be coated in base fabric surface and enable to the texture of base fabric soft, elasticity is good, and solvent DMF can after use
Be used after recycling rectifying again, has the feature of environmental protection；And the ratio of its weight fraction is 2:1, can be impregnated with the viscous of slurry
Consistency is appropriate, and slurry is easily coated on base fabric surface, and can completely be impregnated with base fabric, and service performance is just on the whole for product
Can be more excellent, wood powder, which is added, can reduce the cost of product, and can play the role of skeleton during solidification, add
The cost of product can not only be reduced by entering calcium carbonate, additionally it is possible to be used as delustering agent, and the pore structure of calcium carbonate can be more
It is good in conjunction with polyurethane-modified elastomer resin so that the effect of waxy-feeling treatment agent is more lasting, make suede performance more
It is excellent, the different demands that mill base enables to synthetic leather that there is different colors to meet consumer are added.
The present invention is further arranged to: the blowing temperature in step 3 is 135~155 DEG C.
Through the above technical solutions, temperature setting enables to nubuck resin fluffing uniform in the range.
The present invention is further arranged to: the sand paper that skin processing 150 mesh of selection are ground in step 4 carries out.
Through the above technical solutions, since nubuck resin fluffing rear surface is not uniformly, so needing to pass through sand paper
Processing surface is consistent the length of fluffing and the direction of fluffing, keeps its surface neat.
The present invention is further arranged to: 0.05~1mm of the sand paper mill skin processing thickness disappearance.
Through the above technical solutions, sand paper grinds the range of 0.05~1mm of thickness disappearance after skin, by experimental verification in the model
The miscellaneous hair of the interior excess surface that can just go out is enclosed, the surface texture of synthetic leather is relatively uniform.
The present invention is further arranged to: waxy-feeling treatment agent includes the component of following parts by weight in step 5: 30~40 parts poly-
Urethane resin, 30~40 parts of DMF, 5~15 parts of butanone, 1~5 part of flatting silica, 1~2 part of wax sense auxiliary agent.
Through the above technical solutions, Synthetic Leather has soft glossy, naturally, soft, strong outer of kishke feel
See, have had excellent performance with substrate bonding, be wear-resistant, flex endurant, the excellent mechanical performance such as anti-aging, resistance to fungi is good, together
When be also equipped with the advantages that cold resistance is good, ventilative, washable, easy to process, price is excellent honest and clean, be that the ideal of natural leather is replaced
Dai Pin, the surface for being coated in synthetic leather can be with the good bonding of synthetic leather, the phenomenon that being less prone to layering；The DMF of addition
Polyurethane resin can be dissolved by being used as solvent, and solvent is equally used as to use for butanone so that polyurethane resin has different viscosity；
The addition of flatting silica enables to the original brightness of leather surface to disappear to the greatest extent, increases mist and black on the basis of original, rich in skin
Unique texture is removed from office, the addition of siloxanes enables to the soft surface of synthetic leather, and feel is good.
The present invention is further arranged to: the flatting silica selection polyacrylamide or silica.
Through the above technical solutions, polyacrylamide is as acrylamide (AM) monomer through made of free radical polymerization
Water-soluble linear high molecular polymer has good flocculability, can reduce the frictional resistance between liquid, while can make
It obtains waxy-feeling treatment agent to stablize, can also reduce the aliquation decortication phenomenon that impregnation slurry coating occurs；The addition of silica can make
The gloss decline for obtaining film, enables to the gloss of polyester resin to reduce, assigns the unique texture of synthetic leather.
The present invention is further arranged to: the siloxanes selection polymethyl siloxane or dimethyl silicone polymer.
Through the above technical solutions, polymethyl siloxane is organosilicone copolymer.With electrical insulating property and resistant of high or low temperature.
Flash-point is high, freezing point is low, can be used for a long time at -50~+250 DEG C, viscosity-temperature coefficient is small, compression ratio is big, and surface tension is low, hydrophobic
Moisture resistance is good；Specific heat and thermal coefficient are small, physiological inertia；Dimethyl silicone polymer transparency is high, have heat resistance, cold resistance,
Waterproofness, surface tension are small, have thermal conductivity, have physiological inertia, good chemical stability.Electrical insulating property and weatherability,
Hydrophobicity is good, and has very high anti-shear ability, can be used for a long time at -50 DEG C~200 DEG C, special with excellent physics
Property, it can be directly used for damp proof insulation, damp, damping defoams, lubrication, polishing etc..
The present invention is further arranged to: further including having 0.1~0.5 part of mustard oxamides or oleic acid acyl in the waxy-feeling treatment agent
Amine.
Through the above technical solutions, erucyl amide is made by single unsaturation C22 erucic acid.And oleamide then from
The mono- unsaturated oleic acid of C18.It is generally acknowledged that oleamide belongs to quick precipitation type slipping agent, because it is fast to the migration of film surface
Rate is more faster than erucyl amide.Erucyl amide is and volatile not as good as oleamide because have lower vapour pressure, thus most
It is usually used in the more demanding occasion of processing conditions；Low volatility then mean slipping agent in material table and residence time more
Long, and not will be distributed in air, mustard oxamides or oleamide are added in component can be realized synthetic leather character and stablizes, and poly-
Intermolecular association occurs for acrylamide, so that the surface of synthetic leather has more smooth texture.
The present invention is further arranged to: the temperature of baking oven selects 120-160 DEG C in step 6.
Through the above technical solutions, portion during the drying process while temperature can be realized the effect of drying in the range
Divide dissolution that can preferably permeate the uniformity for realizing coating in coat, then it is good to can be realized as the uniformity.
In conclusion the present invention having the beneficial effect that in contrast to the prior art
1, enable to the surface of suede smooth the surface coating coating of wax sense inorganic agent of suede, comfortable feel；
2, the solvent DMF being impregnated in slurry is used again after can recycling rectifying after the use, has the feature of environmental protection；
3, there are the function and effect of collaboration between polyurethane and polyacrylamide, so that the feel of material is more excellent.
Specific embodiment
Invention is further described in detail with reference to embodiments.
A kind of process of surface treatment of suede
Embodiment 1
Step 1: preparing base fabric, the pre- consolidated after Dip-squeeze in middle impregnating groove, impregnation slurry includes that parts by weight are 150
Part DMF, 80 parts of polyurethane-modified elastomer resins, 5 parts of wood powders, 5 parts of calcium carbonate, 3 parts of mill bases；
Step 2: the base fabric after pre- consolidated is through washing, 135 DEG C of drying, cooling and winding；
Step 3: the base fabric applicator roll in step 3 applies slurry, lower foaming at 135 DEG C；
Step 4: the mill skin processing of the sand paper of 150 mesh of base fabric after foaming, removing with a thickness of 0.08mm；
Step 5: for mill Pi Houjing with pre- consolidated after the speed coating waxy-feeling treatment agent of 20m/min, waxy-feeling treatment agent includes such as
The component of lower parts by weight: 30 parts of polyurethane resins, 30 parts of DMF, 5 parts of butanone, 1 polyacrylamide, 0.3 part of methyl polysilicone
Alkane, 0.1 part of mustard oxamides；
Step 6: after pre- consolidated base fabric through baking oven 120 DEG C at a temperature of drying after wind.
Embodiment 2
Step 1: preparing base fabric, the pre- consolidated after Dip-squeeze in middle impregnating groove, impregnation slurry includes that parts by weight are 160
Part DMF, 90 parts of polyurethane-modified elastomer resins, 7 parts of wood powders, 7 parts of calcium carbonate, 4 parts of mill bases；
Step 2: the base fabric after pre- consolidated is through washing, 135 DEG C of drying, cooling and winding；
Step 3: the base fabric applicator roll in step 3 applies slurry, lower foaming at 140 DEG C；
Step 4: the mill skin processing of the sand paper of 150 mesh of base fabric after foaming, removing with a thickness of 0.08mm；
Step 5: for mill Pi Houjing with pre- consolidated after the speed coating waxy-feeling treatment agent of 20m/min, waxy-feeling treatment agent includes such as
The component of lower parts by weight: 33 parts of polyurethane resins, 30 parts of DMF, 7 parts of butanone, 2 silica, 0.4 part of polydimethylsiloxanes
Alkane, 0.2 part of oleamide；
Step 6: after pre- consolidated base fabric through baking oven 130 DEG C at a temperature of drying after wind.
Embodiment 3
Step 1: preparing base fabric, the pre- consolidated after Dip-squeeze in middle impregnating groove, impregnation slurry includes that parts by weight are 160
Part DMF, 90 parts of polyurethane-modified elastomer resins, 7 parts of wood powders, 7 parts of calcium carbonate, 4 parts of mill bases；
Step 2: the base fabric after pre- consolidated is through washing, 135 DEG C of drying, cooling and winding；
Step 3: the base fabric applicator roll in step 3 applies slurry, lower foaming at 145 DEG C；
Step 4: the mill skin processing of the sand paper of 150 mesh of base fabric after foaming, removing with a thickness of 0.08mm；
Step 5: for mill Pi Houjing with pre- consolidated after the speed coating waxy-feeling treatment agent of 20m/min, waxy-feeling treatment agent includes such as
The component of lower parts by weight: 35 parts of polyurethane resins, 35 parts of DMF, 12 parts of butanone, 3 polyacrylamides, 0.5 part of methyl polysilicone
Alkane, 0.3 part of mustard oxamides；
Step 6: after pre- consolidated base fabric through baking oven 140 DEG C at a temperature of drying after wind.
Embodiment 4
Step 1: preparing base fabric, the pre- consolidated after Dip-squeeze in middle impregnating groove, impregnation slurry includes that parts by weight are 190
Part DMF, 110 parts of polyurethane-modified elastomer resins, 9 parts of wood powders, 9 parts of calcium carbonate, 4 parts of mill bases；
Step 2: the base fabric after pre- consolidated is through washing, 135 DEG C of drying, cooling and winding；
Step 3: the base fabric applicator roll in step 3 applies slurry, lower foaming at 150 DEG C；
Step 4: the mill skin processing of the sand paper of 150 mesh of base fabric after foaming, removing with a thickness of 0.08mm；
Step 5: for mill Pi Houjing with pre- consolidated after the speed coating waxy-feeling treatment agent of 20m/min, waxy-feeling treatment agent includes such as
The component of lower weight fraction: 37 parts of polyurethane resins, 37 parts of DMF, 14 parts of butanone, 4 silica, 0.4 part of polydimethylsiloxanes
Alkane, 0.4 part of oleamide；
Step 6: after pre- consolidated base fabric through baking oven 150 DEG C at a temperature of drying after wind.
Embodiment 5
Step 1: preparing base fabric, the pre- consolidated after Dip-squeeze in middle impregnating groove, impregnation slurry includes that parts by weight are 200
Part DMF, 100 parts of polyurethane-modified elastomer resins, 10 parts of wood powders, 10 parts of calcium carbonate, 3 parts of mill bases；
Step 2: the base fabric after pre- consolidated is through washing, 135 DEG C of drying, cooling and winding；
Step 3: the base fabric applicator roll in step 3 applies slurry, lower foaming at 155 DEG C；
Step 4: the mill skin processing of the sand paper of 150 mesh of base fabric after foaming, removing with a thickness of 0.08mm；
Step 5: for mill Pi Houjing with pre- consolidated after the speed coating waxy-feeling treatment agent of 20m/min, waxy-feeling treatment agent includes such as
The component of lower parts by weight: 40 parts of polyurethane resins, 40 parts of DMF, 15 parts of butanone, 5 polyacrylamides, 0.3 part of methyl polysilicone
Alkane, 0.5 part of mustard oxamides；
Step 6: after pre- consolidated base fabric through baking oven 160 DEG C at a temperature of drying after wind.
Experiment detection
Referring to standard GB/T/T8949-2008, to the performances such as the folding of product of the present invention, tearing, removing, hydrolysis into
Row measurement；
Feel test: pass through observation and human contact.
Note: nap effect :+more multilist shows that nap effect is better
The laboratory test results of 1 embodiment 1-5 of table
By above table, it can be concluded that, embodiment 1-5's all has good service performance, and as wax sense is handled
The service performance of the increase of agent content, synthetic leather changes in different degrees of, but as a whole, embodiment 1-5's
Performance complies with standard the service performance of defined, and as the increase of waxy-feeling treatment agent content shows overall performance gradually
Held stationary state after increase then illustrates to deposit with the increase of each component content in waxy-feeling treatment agent, the performance of synthetic leather
First increase then at one in gradually gentle trend, and most preferred embodiment is used as by preferred embodiment 3 in table, because with
The increase of constituent content, do not embody the increase with content in embodiment 4 and 5 and embody more excellent effect
Fruit.
Comparative example 1
Comparative example 1 and the difference of embodiment 3 be, mustard oxamides is not contained in the component of step 5, other are and embodiment
3 are consistent.
Comparative example 2
Comparative example 2 and the difference of embodiment 3 be, polyacrylamide is not contained in the component of step 5, other with implementation
Example 3 is consistent.
Comparative example 3
Comparative example 3 and the difference of embodiment 3 are that the component in step 5 does not contain mustard oxamides and polyacrylamide simultaneously
Amine, other are consistent with embodiment 3.Experiment inspection is carried out to comparative example 1-3 according to the experiment detection method of embodiment 1-5
It surveys.
The laboratory test results of 2 comparative example 1-3 of table
The data in above table, comparison comparative example 1 and embodiment 3 are analyzed, does not contain mustard oxamides in steps of 5, and
Under conditions of other adjustings remain unchanged, stripping performance, tear resistance, the anti-hydrolytic performance of synthetic leather are changed, then
The smoothness of synthetic leather can not only be increased by illustrating mustard oxamides, and being capable of stripping performance to synthetic leather, tear resistance, resistance to
Hydrolysis property also has an impact；Tunnel ratio 2 and embodiment 3 are compared, does not contain polyacrylamide in steps of 5, and other conditions
In the case where constant, stripping performance, tear resistance, the anti-hydrolytic performance of synthetic leather are changed, then illustrate polypropylene
Amide can stripping performance, tear resistance, anti-hydrolytic performance on synthetic leather influence；Then comparison comparative example 3 and implementation
Example 3 does not contain mustard oxamides and polyacrylamide simultaneously in steps of 5, and other conditions are consistent, and comparative example 3
Find that there are biggish differences with the experimental result of comparative example 3, and when simultaneously added with mustard oxamides and polyacrylamide
When experiment effect be greater than the effect in the presence of any one one-component, and both be greater than the adduction of effect, then Shen
Ask someone reasonably to derive that there are compound function and effect, mustard oxamides and poly- third between mustard oxamides and polyacrylamide
Interpolymer Association can occur between acrylamide, the enhancing of intermolecular force after association, can be stronger be adsorbed on synthesis
The surface of leather, so that surface feel, resistance to removing, folding, tear resistance are increased.
The above is only exemplary embodiment of the invention, protection scope and is not intended to limit the present invention, this hair
Bright protection scope is determined by the attached claims.
Claims (5)
1. a kind of process of surface treatment of suede, it is characterized in that: including following processing step:
Step 1: preparing base fabric, the pre- consolidated after Dip-squeeze in impregnating groove；
Step 2: the base fabric after pre- consolidated is through washing, 135 DEG C of drying, rolling after cooling；
Step 3: the base fabric applicator roll in step 3 applies slurry, foams under high temperature；
Step 4: the base fabric after foaming carries out mill skin and arranges；
Step 5: mill skin after after coating waxy-feeling treatment agent pre- consolidated；
Step 6: base fabric is through baking oven drying, winding after pre- consolidated；The component that slurry includes following parts by weight is impregnated in step 1
150 ~ 200 parts of DMF, 80 ~ 120 parts of polyurethane-modified elastomer resins, 5 ~ 10 parts of wood powder, 5 ~ 10 parts of calcium carbonate, 3 ~ 5 parts
Mill base；Waxy-feeling treatment agent includes the component of following parts by weight in step 5: 30 ~ 40 parts of polyurethane resins, 30 ~ 40 parts of DMF, 5
~ 15 parts of butanone, 1 ~ 5 part of flatting silica, 0.3 ~ 0.5 part of siloxanes；The flatting silica selects polyacrylamide；The siloxanes selection
Polymethyl siloxane or dimethyl silicone polymer；It further include having 0.1 ~ 0.5 part of mustard oxamides in the waxy-feeling treatment agent.
2. the process of surface treatment of a kind of suede according to claim 1, it is characterized in that: the blowing temperature in step 3
It is 135 ~ 155 DEG C.
3. the process of surface treatment of a kind of suede according to claim 1, it is characterized in that: grinding skin in step 4 arranges choosing
The sand paper for selecting 150 mesh carries out.
4. the process of surface treatment of a kind of suede according to claim 3, it is characterized in that: sand paper mill skin processing thickness disappears
Lose 0.05 ~ 1mm.
5. a kind of process of surface treatment of suede according to claim 1, it is characterized in that: in step 6 baking oven temperature
120-160 DEG C of selection.
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| CN109295743A (en) * | 2018-12-06 | 2019-02-01 | 昆山协孚新材料股份有限公司 | A kind of free-floride hydrolysis is breathed freely ox Ba Ge and its production method |
| CN110670370A (en) * | 2019-11-06 | 2020-01-10 | 山东同大海岛新材料股份有限公司 | Preparation method of imitated leather microfiber leather, imitated leather microfiber leather and imitated leather product |
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| CN1016447B (en) * | 1989-10-30 | 1992-04-29 | 中国科学院成都有机化学研究所 | Damage-repairing and dulling agent for leather and its preparation process |
| CN101892594A (en) * | 2010-07-23 | 2010-11-24 | 江苏宝泽高分子材料股份有限公司 | Sheep leather wax sense ironing brightness treating agent for synthetic leather and preparation method thereof |
| CN101892593A (en) * | 2010-07-23 | 2010-11-24 | 江苏宝泽高分子材料股份有限公司 | Matt villus waxy feel finishing agent used for synthetic leather and preparation method thereof |
| CN104790222A (en) * | 2014-01-16 | 2015-07-22 | 辛俊兴 | Plush imitating synthetic leather and manufacturing method thereof |
| CN105220502A (en) * | 2015-11-10 | 2016-01-06 | 江苏宝泽高分子材料股份有限公司 | A kind of use for synthetic leather cloudy surface puckery wax sense finishing agent and preparation method thereof |
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Address after: 317100 pupugang Town, three gate County, Taizhou, Zhejiang (Zhejiang three coastal industrial city) Patentee after: Zhejiang Shengda New Material Co.,Ltd. Address before: 317100 pupugang Town, three gate County, Taizhou, Zhejiang (Zhejiang three coastal industrial city) Patentee before: ZHEJIANG SHENGDA LEATHER Co.,Ltd. |
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