CN109322169A - A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather - Google Patents

A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather Download PDF

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Publication number
CN109322169A
CN109322169A CN201811213178.9A CN201811213178A CN109322169A CN 109322169 A CN109322169 A CN 109322169A CN 201811213178 A CN201811213178 A CN 201811213178A CN 109322169 A CN109322169 A CN 109322169A
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China
Prior art keywords
layer
aqueous
parts
polyurethane
cloudy surface
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CN201811213178.9A
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Chinese (zh)
Inventor
刘爱明
梁志祥
郑重
罗志清
刘格
梁勇劲
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QINGYUAN QILI SYNTHETIC LEATHER Co Ltd
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QINGYUAN QILI SYNTHETIC LEATHER Co Ltd
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Priority to CN201811213178.9A priority Critical patent/CN109322169A/en
Publication of CN109322169A publication Critical patent/CN109322169A/en
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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
    • 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
    • D06N3/0061—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
    • 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
    • D06N3/0086—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
    • 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
    • D06N3/12—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
    • D06N3/146—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 characterised by the macromolecular diols used
    • 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
    • D06N3/147—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 characterised by the isocyanates used
    • 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
    • D06N2209/105—Resistant to abrasion, scratch
    • 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
    • D06N2209/1642—Hardnes
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)

Abstract

The present invention relates to Waterborne synthetic leather production fields, more particularly to a kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, it include: base cloth layer, coated on the wet polyurethane coating in base fabric, coated on the dry method layer of polyurethane on wet polyurethane layer, height is printed in the pearl layer on dry method layer of polyurethane admittedly, and version is applied to the cloudy surface process layer on pearl layer, and version is applied to the aqueous cloudy surface process layer in cloudy surface process layer.The present invention is by the research to wet polyurethane layer and dry method layer of polyurethane, so that synthetic leather is soft, film plumpness is high, flexibility is fabulous, wear-resisting scratch-resisting trace, passes through the setting of aqueous cloudy surface process layer, so that synthetic leather hand touching sense of fullness, the sense of quality exquisiteness is more excellent than traditional solvent-borne product effect, the extremely low smell of the synthetic leather made, environmental-friendly, water-based environmental protection, heavy metal free, without free formaldehyde, APEO, phthalic acid potassium, the poisonous and harmful elements such as isocyanate-free residual are free of.

Description

A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather
Technical field
The present invention relates to Waterborne synthetic leather production field more particularly to a kind of aqueous cloudy surface, scratch resistance, soft synthetic leather.
Background technique
Synthetic leather is the plastic products simulated the Nomenclature Composition and Structure of Complexes of natural leather and can be used as its substitute material.Usually through soaking The non-woven fabrics of stain is lamina reticularis, and microporous polyurethane layer is made as grain layer.Its positive and negative is all quite similar with corium, and has There is certain gas permeability, than common artificial leather closer to natural leather.It is widely used in production shoes, boots, luggage and ball etc..Early stage is used In production leather material be all derived from the Animal Skins such as ox-hide or pigskin, though these animal's leather products have it is good elasticity with it is resistance to Abrasivity, but it obtains limited material, and cost performance is high, can not be commonly general consuming public and be possessed.
To meet consumer demand, the synthetic leather as alternative materials is operated and is given birth to, in practice it has proved that, the items of synthetic leather Excellent performance is that natural leather can not replace, and is analyzed from market both domestic and external, synthetic leather also largely instead of resource not The natural leather of foot.The decoration that luggage, clothes, shoes, vehicle and furniture are made using artificial leather and synthetic leather, increasingly obtains market Affirmative, application range is wide, and quantity is big, as many as kind, is that traditional natural leather is unable to satisfy.
But all there are some problems in most of synthetic leather of existing market, for example feel is soft harder, poor in flexibility, It wears no resistance, is easy xanthochromia, elasticity is not lasting, synthetic leather often irritant smell, even virose free formaldehyde etc. Gas.
Summary of the invention
The purpose of the present invention is to provide a kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, to solve the above technical problems.
The present invention using following technical scheme in order to solve the above technical problems, realized:
A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, it is characterised in that: include:
Base cloth layer is high coated on the dry method layer of polyurethane on wet polyurethane layer coated on the wet polyurethane coating in base fabric Admittedly being printed in the pearl layer on dry method layer of polyurethane, version is applied to the cloudy surface process layer on pearl layer, the aqueous cloudy surface that version is applied to Process layer.
The production of wet polyurethane layer:
A: 60-75 parts of dimethylformamide, 0.06-0.08 parts of defoaming agent, 0.2-0.3 parts of yin are successively added in container Ion coagulation regulator, 0.2-0.25 parts of nonionic coagulation regulator, 0.1-0.5 parts of aqueous color paste, with 35-45 revs/min The revolving speed of clock stirs 5-10min, and mixture B is made, spare；
B: 30-35 parts of light calcium, 15-25 parts of sapwood fiber powder, 100 parts of polyurethane tree are successively added in mixture B Rouge stirs 5-10min with 35-45 revs/min of speed, then vacuumizes 40-60min again, obtain mixture C；
C: the mixture C obtained that step b is obtained is coated on base cloth layer, is solidified by washing, drying, cooling obtained wet process Layer of polyurethane；
The production of dry method layer of polyurethane:
A: taking 100 parts of polyurethane resin, 40-60 parts of dimethylformamide, and 3-10 parts of toner is after mixing evenly, spare；
B: mixture obtained in step a is coated in plain weave release paper, and transfer is bonded with bass, removes the obtained poly- ammonia of dry method Ester layer.
The production of pearl layer:
A:100 parts of polyurethane resin, 3-8 parts of color, 0.1-5 parts of pearly-lustre are spare after stirring；
B: the high solid wheel of mixture obtained in step a is printed on dry-process polyurethane coating, by drying, pearly-lustre is made Layer.
The production of aqueous matte surface finishing agent layer:
A:100 parts of aqueous PU resin, 50-100 parts of deionized water, 1-5 parts of aqueous plasticizer are with 800-1000 revs/min Speed stir 5-10 minute, obtained mixed liquor A；
B: 1-2 parts of curing agent is added into mixed liquor A and is stirred evenly with 800-1000 revs/min of speed, aqueous place is made Manage agent；
C: it is applied in cloudy surface process layer with plum blossom wheel version again, aqueous cloudy surface process layer is made.
Preferably, the base cloth layer is the two-sided unglazed suede base fabric that thickness is 0.65-0.75mm.
Preferably, in the making step of the wet polyurethane layer, the anion coagulation regulator is that wet process is multi-functional Cell modifiers, appearance are colourless or pale yellow transparent lotion, and pH value 5-7, solid content is 53 ± 2%, has infiltration well Property, emulsibility and dispersibility.
Preferably, in the making step of the wet polyurethane layer, the anion coagulation regulator is mainly lived by surface Property agent composition, can effectively slow down the sharply solidification on surface in wet process PU process of setting, adjust foam structure, appearance is colourless or light Yellow transparent lotion.
It preferably, is scratch resistance matte surface finishing agent used in the matte surface finishing agent layer, appearance is faint yellow viscous fluid Body, viscosity are 200-600cps/25 DEG C.
Preferably, in the aqueous cloudy surface process layer making step, the aqueous PU resin is using aliphatic or alicyclic Isocyanates and polyester, polycarbonate or polyethers polyol polyurethane resin generated.
Preferably, in the aqueous cloudy surface process layer making step, the plasticizer is epoxy plasticiser, environment friend Well, epoxy-ester >=6%, resistance to migration are good.
Preferably, in the aqueous cloudy surface process layer making step, the curing agent is the solidification of aqueous polyisocyanates Agent.
The beneficial effects of the present invention are:
The present invention is by the research to wet polyurethane layer and dry method layer of polyurethane, so that synthetic leather is soft, film is full Degree is high, and flexibility is fabulous, wear-resisting scratch-resisting trace, by the setting of aqueous cloudy surface process layer, so that synthetic leather hand touches sense of fullness, quality Exquisiteness feels, the synthetic leather made extremely low smell more excellent than traditional solvent-borne product effect, environmental-friendly, water-based environmental protection, no weight Metal, no free formaldehyde are free of APEO, phthalic acid potassium, the poisonous and harmful elements such as isocyanate-free residual.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below Specific embodiment is closed, the present invention is further explained, and however, the following embodiments are merely preferred embodiments of the present invention, and not all. Based on the implementation example in the implementation mode, those skilled in the art's obtained other realities without making creative work Example is applied, protection scope of the present invention is belonged to.Experimental method in following embodiments is unless otherwise specified conventional method, The materials, reagents and the like used in the following examples is commercially available unless otherwise specified.
Embodiment 1
A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, it is characterised in that: include:
Base cloth layer is high coated on the dry method layer of polyurethane on wet polyurethane layer coated on the wet polyurethane coating in base fabric Admittedly being printed in the pearl layer on dry method layer of polyurethane, version is applied to the cloudy surface process layer on pearl layer, and version is applied in cloudy surface process layer Aqueous cloudy surface process layer.
The production of wet polyurethane layer:
A: 60 parts of dimethylformamide is successively added in container, 0.06 part of defoaming agent, 0.2 part of anion, which solidifies, to be adjusted Agent, 0.2 part of nonionic coagulation regulator, 0.1 part of aqueous color paste stir 5-10min, system with 35-45 revs/min of revolving speed Mixture B is obtained, it is spare；
B: successively adding 30 parts of light calcium in mixture B, 15 parts of sapwood fiber powder, 100 parts of polyurethane resin, with 35-45 revs/min of speed stirs 5-10min, then vacuumizes 40-60min again, obtains mixture C；
C: the mixture C obtained that step b is obtained is coated on base cloth layer, is solidified by washing, drying, cooling obtained wet process Layer of polyurethane；
The production of dry method layer of polyurethane:
A: taking 100 parts of polyurethane resin, 40 parts of dimethylformamide, and 3 parts of toner is after mixing evenly, spare；
B: mixture obtained in step a is coated in plain weave release paper, and transfer is bonded with bass, removes the obtained poly- ammonia of dry method Ester layer.
The production of pearl layer:
A:100 parts of polyurethane resin, 3 parts of color, 0.1 part of pearly-lustre are spare after stirring；
B: the high solid wheel of mixture obtained in step a is printed on dry-process polyurethane coating, by drying, pearly-lustre is made Layer.
The production of aqueous matte surface finishing agent layer:
A:100 parts of aqueous PU resin, 50 parts of deionized water, 1 part of aqueous plasticizer are with 800-1000 revs/min of speed Mixed liquor A is made in stirring 5-10 minutes；
B: 1 part of curing agent is added into mixed liquor A and is stirred evenly with 800-1000 revs/min of speed, aqueous treatment is made Agent；
C: it is applied in cloudy surface process layer with plum blossom wheel version again, aqueous cloudy surface process layer is made.
Preferably, the base cloth layer is the two-sided unglazed suede base fabric that thickness is 0.65-0.75mm.
Preferably, the matte surface finishing agent layer is scratch resistance matte surface finishing agent, and appearance is light yellow viscous liquid, and viscosity is 200-600cps/25℃。
Embodiment 2
A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, it is characterised in that: include:
Base cloth layer is high coated on the dry method layer of polyurethane on wet polyurethane layer coated on the wet polyurethane coating in base fabric Admittedly being printed in the pearl layer on dry method layer of polyurethane, version is applied to the cloudy surface process layer on pearl layer, and version is applied in cloudy surface process layer Aqueous cloudy surface process layer.
The production of wet polyurethane layer:
A: 70 parts of dimethylformamide is successively added in container, 0.07 part of defoaming agent, 0.25 part of anion, which solidifies, to be adjusted Agent, 0.22 part of nonionic coagulation regulator are saved, 0.3 part of aqueous color paste stirs 5- with 35-45 revs/min of revolving speed Mixture B is made in 10min, spare；
B: successively adding 32 parts of light calcium in mixture B, 20 parts of sapwood fiber powder, 100 parts of polyurethane resin, with 35-45 revs/min of speed stirs 5-10min, then vacuumizes 40-60min again, obtains mixture C；
C: the mixture C obtained that step b is obtained is coated on base cloth layer, is solidified by washing, drying, cooling obtained wet process Layer of polyurethane；
The production of dry method layer of polyurethane:
A: taking 100 parts of polyurethane resin, 50 parts of dimethylformamide, and 6 parts of toner is after mixing evenly, spare；
B: mixture obtained in step a is coated in plain weave release paper, and transfer is bonded with bass, removes the obtained poly- ammonia of dry method Ester layer.
The production of pearl layer:
A:100 parts of polyurethane resin, 5 parts of color, 0.3 part of pearly-lustre are spare after stirring；
B: the high solid wheel of mixture obtained in step a is printed on dry-process polyurethane coating, by drying, pearly-lustre is made Layer.
The production of aqueous matte surface finishing agent layer:
A:100 parts of aqueous PU resin, 75 parts of deionized water, 3 parts of aqueous plasticizer are with 800-1000 revs/min of speed Mixed liquor A is made in stirring 5-10 minutes；
B: 1.5 parts of curing agent is added into mixed liquor A and is stirred evenly with 800-1000 revs/min of speed, aqueous place is made Manage agent；
C: it is applied on cloudy surface process layer (5) with plum blossom wheel version again, aqueous cloudy surface process layer is made.
Embodiment 3
A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, it is characterised in that: include:
Base cloth layer is high coated on the dry method layer of polyurethane on wet polyurethane layer coated on the wet polyurethane coating in base fabric Admittedly being printed in the pearl layer on dry method layer of polyurethane, version is applied to the cloudy surface process layer on pearl layer, and version is applied in cloudy surface process layer Aqueous cloudy surface process layer.
The production of wet polyurethane layer:
A: 75 parts of dimethylformamide is successively added in container, 0.08 part of defoaming agent, 0.3 part of anion, which solidifies, to be adjusted Agent, 0.25 part of nonionic coagulation regulator, 0.5 part of aqueous color paste stir 5-10min with 35-45 revs/min of revolving speed, Mixture B is made, it is spare；
B: successively adding 35 parts of light calcium in mixture B, 25 parts of sapwood fiber powder, 100 parts of polyurethane resin, with 35-45 revs/min of speed stirs 5-10min, then vacuumizes 40-60min again, obtains mixture C；
C: the mixture C obtained that step b is obtained is coated on base cloth layer, is solidified by washing, drying, cooling obtained wet process Layer of polyurethane；
The production of dry method layer of polyurethane:
A: taking 100 parts of polyurethane resin, 60 parts of dimethylformamide, and 10 parts of toner is after mixing evenly, spare；
B: mixture obtained in step a is coated in plain weave release paper, and transfer is bonded with bass, removes the obtained poly- ammonia of dry method Ester layer.
The production of pearl layer:
A:100 parts of polyurethane resin, 8 parts of color, 0.5 part of pearly-lustre are spare after stirring；
B: the high solid wheel of mixture obtained in step a is printed on dry-process polyurethane coating, by drying, pearly-lustre is made Layer.
The production of aqueous matte surface finishing agent layer:
A:100 parts of aqueous PU resin, 100 parts of deionized water, 5 parts of aqueous plasticizer are with 800-1000 revs/min of speed Degree stirring 5-10 minutes, is made mixed liquor A；
B: 2 parts of curing agent is added into mixed liquor A and is stirred evenly with 800-1000 revs/min of speed, aqueous treatment is made Agent；
C: it is applied in cloudy surface process layer with plum blossom wheel version again, aqueous cloudy surface process layer is made.
Comparative example
The common synthetic leather of certain company production is as a comparison case
Raw material varies in weight in the production of the aqueous matte surface finishing agent of embodiment 1, embodiment 2 and embodiment 3, method in addition to this Step is all the same.
Note: tensile strength described in upper table 1 and elongation at break are tested referring to GB/T16491-2008；The resistance to height Temperature refers to the resistance to temperature of the indeformable highest of synthetic leather；The low temperature resistant minimum resistance to temperature for referring to synthetic leather and keeping softness.
Synthetic leather made of the present invention is soft it can be seen from upper table 1, and film plumpness is high, and flexibility is fabulous, resistance to Scratch-resistant is ground, non yellowing, persistently, extremely low smell is environmental-friendly for elasticity, water-based environmental protection, heavy metal free, no free formaldehyde, no Containing APEO, phthalic acid potassium, the poisonous and harmful elements such as isocyanate-free residual.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry For personnel it should be appreciated that the present invention is not limited to the above embodiments, described in the above embodiment and specification is only the present invention Preference, be not intended to limit the invention, without departing from the spirit and scope of the present invention, the present invention also has various Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute Attached claims and its equivalent thereof.

Claims (10)

1. a kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, it is characterised in that: include:
Base cloth layer is high coated on the dry method layer of polyurethane on wet polyurethane layer coated on the wet polyurethane coating in base fabric Admittedly being printed in the pearl layer on dry method layer of polyurethane, version is applied to the cloudy surface process layer on pearl layer, and version is applied in cloudy surface process layer Aqueous cloudy surface process layer.
2. as described in right 1, a kind of aqueous cloudy surface, scratch resistance, soft synthetic leather are it is characterized by: the base cloth layer is for thickness The two-sided unglazed suede base fabric of 0.65-0.75mm.
3. a kind of aqueous cloudy surface according to claim 1, scratch resistance, soft synthetic leather, it is characterised in that:
The production of wet polyurethane layer:
A: 60-75 parts of dimethylformamide, 0.06-0.08 parts of defoaming agent, 0.2-0.3 parts of yin are successively added in container Ion coagulation regulator, 0.2-0.25 parts of nonionic coagulation regulator, 0.1-0.5 parts of aqueous color paste, with 35-45 revs/min The revolving speed of clock stirs 5-10min, and mixture B is made, spare；
B: 30-35 parts of light calcium, 15-25 parts of sapwood fiber powder, 100 parts of polyurethane tree are successively added in mixture B Rouge stirs 5-10min with 35-45 revs/min of speed, then vacuumizes 40-60min again, obtain mixture C；
C: the mixture C obtained that step b is obtained is coated on base cloth layer, is solidified by washing, drying, cooling obtained wet process Layer of polyurethane.
4. a kind of aqueous cloudy surface according to claim 1, scratch resistance, soft synthetic leather, it is characterised in that:
The production of dry method layer of polyurethane:
A: taking 100 parts of polyurethane resin, 40-60 parts of dimethylformamide, and 3-10 parts of toner is after mixing evenly, spare；
B: mixture obtained in step a is coated in plain weave release paper, and transfer is bonded with bass, removes the obtained poly- ammonia of dry method Ester layer.
5. a kind of aqueous cloudy surface according to claim 1, scratch resistance, soft synthetic leather, it is characterised in that:
The production of pearl layer:
A:100 parts of polyurethane resin, 3-8 parts of color, 0.1-5 parts of pearly-lustre are spare after stirring；
B: the high solid wheel of mixture obtained in step a is printed on dry-process polyurethane coating, by drying, pearly-lustre is made Layer.
6. as described in right 1, a kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, it is characterised in that: the matte surface finishing agent layer is Scratch resistance matte surface finishing agent, appearance are light yellow viscous liquid, and viscosity is 200-600cps/25 DEG C.
7. a kind of aqueous cloudy surface according to claim 1, scratch resistance, soft synthetic leather, it is characterised in that:
The production of aqueous matte surface finishing agent layer:
A:100 parts of aqueous PU resin, 50-100 parts of deionized water, 1-5 parts of aqueous plasticizer are with 800-1000 revs/min Speed stir 5-10 minute, obtained mixed liquor A；
B: 1-2 parts of curing agent is added into mixed liquor A and is stirred evenly with 800-1000 revs/min of speed, aqueous place is made Manage agent；
C: it is applied in cloudy surface process layer with plum blossom wheel version again, aqueous cloudy surface process layer is made.
8. as described in right 7, a kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, it is characterised in that: the aqueous matte surface finishing agent In making step, the aqueous PU resin is more using aliphatic series or alicyclic isocyanate and polyester, polycarbonate or polyethers Hydroxy compounds polyurethane resin generated.
9. as described in right 7, a kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, it is characterised in that: the aqueous matte surface finishing agent In making step, the plasticizer is epoxy plasticiser, environmental-friendly, epoxy-ester >=6%, and resistance to migration is good.
10. as described in right 7, a kind of aqueous cloudy surface, scratch resistance, soft synthetic leather, it is characterised in that: the aqueous matte surface finishing agent In making step, the curing agent is aqueous polyisocyanate curing agent.
CN201811213178.9A 2018-10-18 2018-10-18 A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather Withdrawn CN109322169A (en)

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CN110983798A (en) * 2019-12-23 2020-04-10 清远市齐力合成革有限公司 Method for manufacturing ultra-soft yellowing-resistant water-based skin-feel synthetic leather
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CN113832742A (en) * 2021-10-14 2021-12-24 清远市齐力合成革有限公司 Fabric for suede clothing leather and manufacturing method thereof

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