CN106192449A - A kind of full aqueous, environmental protective superfine fiber leather manufacture method - Google Patents
A kind of full aqueous, environmental protective superfine fiber leather manufacture method Download PDFInfo
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- CN106192449A CN106192449A CN201610677527.7A CN201610677527A CN106192449A CN 106192449 A CN106192449 A CN 106192449A CN 201610677527 A CN201610677527 A CN 201610677527A CN 106192449 A CN106192449 A CN 106192449A
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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
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0004—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 ultra-fine two-component fibres, e.g. island/sea, or ultra-fine one component fibres (< 1 denier)
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0011—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 non-woven fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- 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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- 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
- D06N3/007—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
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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
- D06N3/007—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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- 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
- D06N2201/00—Chemical constitution of the fibres, threads or yarns
- D06N2201/02—Synthetic macromolecular fibres
- D06N2201/0218—Vinyl resin fibres
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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
- D06N2211/00—Specially adapted uses
- D06N2211/08—Cleaning articles
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The open a kind of full aqueous, environmental protective superfine fiber leather manufacture method of the present invention, making step is as follows: 1) non-weaving cloth prepares: water-solubility PVA does sea, PET HuoPA6Zuo island is made and determined island island superfine fiber in employing；2) waterborne polyurethane resin impregnation processes: use aqueous polyurethane slurry to carry out forcing four leachings four to roll dipping；3) aqueous fibrillation goes PVA decrement treatment: the aqueous base fabric after sizing again by continuous type water washing machine, altogether eight rinsing bowls, water temperature control successively be: 40 50 DEG C of one groove, 60 70 DEG C of two groove, 80 95 DEG C of two groove, room temperature 3 groove；Repeatedly washing clean PVA make the thorough super-refinement of fiber reach fibrillation, the shaping and drying again of the base fabric after fibrillation aqueous superfine islands-in-sea bicomponent bass；4) dry method makes face process.The whole manufacturing process of the present invention does not use organic solvent, obtained water-based environmental protection sea-island fibre leather reach absolute environmental protection and exceed the super corium performance of natural leather, has reduction production cost, the protection advantage such as animal and ecological environment.
Description
Technical field
The present invention relates to a kind of microfiber leather and make field, specifically refer to a kind of full aqueous, environmental protective superfine fiber leather and make
Method.
Background technology
Island microfiber leather as forth generation synthetic leather leather on physicochemical property well beyond corium, at present at footwear
The fields such as class, sofa furniture, automotive trim, case and bag glove the most progressively replace corium, and consumption has respectively accounted for half river with corium
Mountain, it is believed that following along with the raising of microfiber leather every environmental-protecting performance, microfiber leather consumption can be increasing.People's living standard
Improve constantly, cause the requirement to quality of life increasingly higher, especially under country's strength energy-saving and emission-reduction policy, for substituting
The microfiber leather product feature of environmental protection of corium proposes requirements at the higher level, especially develops from the feature of environmental protection of material, the feature of environmental protection of technique,
Whole process of manufacture does not use organic solvent, and this aqueous technology is the emphasis direction of following leather products exploitation, is also
Each scientific research institutions research major subjects.
Current domestic superfine fiber leather has produced, but is all non-environment-friendly products, due to common superfine islands-in-sea bicomponent
The technology features of fiber leather, it is impossible to solve the feature of environmental protection of material own and technique feature of environmental protection problem, the especially skin of product
The technical problems such as nuisance volatilization such as DMF in leather, toluene, abnormal smells from the patient, VOC cannot solve always, and described the said goods cannot be real
Existing environment protection requirement, is the most just unable to reach the environmental protection index requirement of top-grade furniture, footwear and automobile leather.
Thus, at present owing to taking from natural leather and a large amount of chemistry of regenerative leather processing and making process employing of animal itself
Inorganic agent, causes huge environmental pollution, and the abnormal smells from the patient of leather own, physical property also cannot meet top-grade furniture and automotive trim simultaneously
Air quality standard requirement.
Summary of the invention
It is an object of the invention to provide a kind of full aqueous, environmental protective superfine fiber leather manufacture method, whole manufacturing process is not
Using organic solvent, obtained water-based environmental protection sea-island fibre leather reaches absolute environmental protection and exceedes the super of natural leather
Corium performance, has reduction production cost, the protection advantage such as animal and ecological environment.
In order to reach above-mentioned purpose, the solution of the present invention is:
A kind of full aqueous, environmental protective superfine fiber leather manufacture method, its making step is as follows:
1) non-weaving cloth prepares:
Water-solubility PVA does sea, PET HuoPA6Zuo island is made and determined island island superfine fiber in employing, and this is determined island superfine islands-in-sea bicomponent fibre
Dimension makes non-weaving cloth by teasing needle acupuncture manipulation, the framework material with this non-weaving cloth as superfine fiber leather；
2) waterborne polyurethane resin impregnation processes:
By 1) non-weaving cloth of step delivers to wet production line and carries out aqueous PU resin dipping, uses aqueous polyurethane slurry
Carry out forcing four leachings four to roll dipping；Carry out pre-setting process the most successively and drying and shaping processes, the aqueous base after being shaped
Cloth；
3) aqueous fibrillation goes PVA decrement treatment:
The aqueous base fabric after sizing again by continuous type water washing machine, altogether eight rinsing bowls, water temperature control successively be:
40-50 DEG C of a groove, 60-70 DEG C of two grooves, 80-95 DEG C of two grooves, room temperature 3 groove；The clean PVA of washing makes the thorough super-refinement of fiber reach repeatedly
To fibrillation, the shaping and drying again of the base fabric after fibrillation aqueous superfine islands-in-sea bicomponent bass；
4) dry method make face process:
Step 3) the aqueous superfine islands-in-sea bicomponent bass dry method that obtains carries out solvent-free veneer or uses aqueous PU veneer
Obtain full water-based microfiber leather.
Described step 2) in, the formula of aqueous polyurethane slurry: aqueous PU resin 20-30%, antishifting agent 2-3%, sulfur
Acid ammonia 3-5%, excess water.
Described step 2) in, it is that the aqueous base fabric after dipping is carried out by 25 meters of baking oven forming machines that pre-setting processes technique
Pretreatment prevents aqueous polyurethane migration, and speed of production is 11m/min, and temperature is 110-130 DEG C；Drying and shaping processes technique
For, the aqueous base fabric of pre-setting again by 22.5 meters of baking ovens, speed is 22m/min, and temperature is 160 DEG C, carries out drying and shaping.
Described step 4) process before also carry out dyeing process, step 3) the aqueous superfine islands-in-sea bicomponent bass that obtains passes through sanding
Carry out dyeing after operation, obtain the bass that dyes；Dried for this dyeing dyeing bass again carry out grind skin process floss
Face water-based microfiber leather.
Described manufacture method also includes step 5) surface processes: use aqueous PU material to carry out surface process, thus with
Full aqueous ultrafine fiber merges into each other, and forms the surface texture of water-based microfiber leather.
After using such scheme, a kind of full aqueous, environmental protective superfine fiber leather manufacture method of the present invention, relative to existing skill
Having the beneficial effects that of art: the present invention fills up the domestic production full aqueous of research and development and determines the blank of island island superfine fiber leather, uses
Water-solubility PVA/PET (PA6) superfine fibre uses aqueous fibrillation mode processing and manufacturing island microfiber leather, and whole production process is not
Use organic solvent.This invention address that a kind of one that can be used in the fabrics such as sofa furniture, footwear and automotive trim of exploitation
Water-based environmental protection sea-island fibre leather, is allowed to performance and meets and exceeds natural leather, and can reduce the cost produced, dynamic with protection
For the purpose of thing and ecological environment, it is achieved low-carbon economy, what minimizing animal was hunted kills, and namely decreases the carbon row of animal in cultivation
Put.
Detailed description of the invention
Below in conjunction with detailed description of the invention, this case is described in further detail.
This case relates to a kind of full aqueous, environmental protective superfine fiber leather manufacture method, and its making step is as follows:
1) non-weaving cloth prepares:
Water-solubility PVA does sea, PET HuoPA6Zuo island is made and determined island island superfine fiber in employing, and this is determined island superfine islands-in-sea bicomponent fibre
Dimension makes non-weaving cloth by teasing needle acupuncture manipulation, the framework material with this non-weaving cloth as superfine fiber leather；
The non-weaving cloth made has the non-woven fabrics of some strength, density and thickness, and a concrete embodiment, body density reaches
0.24-0.25g/cm3, non-woven fabrics grammes per square metre is defined as 300 grams/m (can also make more than 500 grams grammes per square metres the highest),
Need for next procedure.
2) waterborne polyurethane resin impregnation processes:
By 1) non-weaving cloth of step delivers to wet production line and carries out aqueous PU resin dipping, uses aqueous polyurethane slurry
Carry out forcing four leachings four to roll dipping；Carry out pre-setting process the most successively and drying and shaping processes, the aqueous base after being shaped
Cloth；
Described aqueous PU resin dipping is without organic solvent DMF, ecological, environmental protective.The formula of aqueous polyurethane slurry: aqueous
PU resin (HA-107C) 20-30%, antishifting agent (CL-02) 2-3%, ammonium sulfate 3-5%, excess water.One specific embodiment,
Aqueous PU resin 25%, antishifting agent 1%, ammonium sulphate accounts for 4%, water H2O accounts for 70%.
Water-base resin impregnation formulation of the present invention is entirely different with conventional organic solvents formula, and aqueous refer to hydrophilic base
Group, can be miscible with water.Process uses and forces four dippings four to roll, its objective is to make resin fully penetrate in the middle of base fabric, four times
Being the technique conclusion optimized, the few resin of number of times can not permeate completely, and effect weakens on the contrary often.
Further, in process technique, in place of control pick-up and process speed are also key, make resin be completely introduced in base fabric
And maceration tank can be gone out migration does not occur.Pre-setting process technique can use vertical infra-red technology to carry out sizing and prevent migration,
Baking oven forming machine can also be used, specifically, the aqueous base fabric after dipping is carried out pretreatment by 20-30 rice baking oven forming machine
Preventing aqueous polyurethane migration, speed of production is 10-13m/min, and temperature is 110-130 DEG C.It is concrete that drying and shaping processes technique
Embodiment is, the aqueous base fabric of pre-setting again by 20-25 rice baking oven, speed is 20-25m/min, and temperature is 150-170
DEG C, carry out drying and shaping.A concrete embodiment, carries out pretreatment by the aqueous base fabric after dipping by 25 meters of baking oven forming machines and prevents
Only aqueous polyurethane migration, speed of production is 11m/min, and temperature is 110-130 DEG C.Drying and shaping processes technique specific embodiment
For, the aqueous base fabric of pre-setting again by 22.5 meters of baking ovens, speed is 22m/min, and temperature is 160 DEG C, carries out drying and shaping.
3) aqueous fibrillation goes PVA decrement treatment:
The aqueous base fabric after sizing again by continuous type water washing machine, altogether eight rinsing bowls, water temperature control successively be:
40-50 DEG C of a groove, 60-70 DEG C of two grooves, 80-95 DEG C of two grooves, room temperature 3 groove；One specific embodiment be 40 DEG C of one groove, 60 degree of two groove,
95 DEG C of two groove, room temperature 3 groove；Washing is cleaned PVA and is made the thorough super-refinement of fiber reach fibrillation repeatedly, and the base fabric after fibrillation is shaped baking again
Dry aqueous superfine islands-in-sea bicomponent bass, processes for next procedure and needs；The described PVA of washing out can recycling sell do coating use.
Owing to PVA is polyvinyl alcohol, polyvinyl alcohol is water-soluble fibre, typically in 80-90 degree water just can arbitrarily than
Example dissolve, the present invention use be also that polyvinyl alcohol material does " sea component ", this polyvinyl alcohol be by modification can
Both can dissolve each other with arbitrary proportion with water at a temperature of 40-50 degree, thus spin off from sea-island fibre, PVA namely
" sea component " is dissolved in water, just departing from PET, makes " the island component " of PET to be completely separated, thus forms ultra-fine fibre
Dimension；And water still can be recycled through filtering, polyvinyl alcohol recovery still can make coating material, thus reaches to need not use toluene
The traditional method of (molten PE) or employing sodium hydroxide (molten COPET) high temperature process remove the new technology of " sea component ", this work
Skill environmental-protecting performance is splendid, environment will not be produced any pollution, not have sewage to produce, be the technique skill of world today's environmental protection
Art.
4) dry method make face process:
Step 3) the aqueous superfine islands-in-sea bicomponent bass that obtains directly carries out dry method and makes face and process, i.e. carry out solvent-free veneer or
Aqueous PU veneer is used i.e. to can get full water-based microfiber leather.
This step 4) process before also can carry out dyeing process, step 3) the aqueous superfine islands-in-sea bicomponent bass that obtains passes through sanding
Carry out dyeing after operation, obtain the bass that dyes；Dried for this dyeing dyeing bass again carry out grind skin process floss
Face water-based microfiber leather.
Described dyeing, island fiber is that terylene needs to use disperse dyeing, and island fiber is that chinlon will be by acidity dye
Material dyeing.
Described manufacture method also includes step 5) surface processes: use aqueous PU material to carry out surface process, thus with
Full aqueous ultrafine fiber merges into each other, and forms special construction, is really achieved the surface texture of water-based microfiber skin, it is achieved various surfaces
Physical property.
Product after process also can be the present invention full aqueous island microfiber leather through rubbing stricture of vagina continuously again.
To sum up, a kind of full aqueous, environmental protective superfine fiber leather manufacture method of this case, the most how in the whole manufacturing
Process does not use organic solvent, reaches the equal environment-friendly and green of process materials and to arrive the microfiber leather of artificial leather construction features be this
The key of invention, structurally, the present invention is to imitate natural leather 3-D solid structure and chemical composition, develops full aqueous green
Colour circle protects island microfiber leather, its basic technique principle: by with pencil collagen fiber structure (fineness 1-5um) in natural leather and
Similar PVA/PET (or PA6) island superfine fiber of performance makes (skeleton material)；Use the acupuncture with three-dimensional net structure
Nonwovens process；Refill excellent performance and there is the aqueous PU resin processed of porous high physical property form, reaching this three
Requirement can reach more than the feature of natural leather.
Design philosophy and advantageous effect to the present invention are further explained below:
1, the present invention mainly uses water-solubility PVA to do sea, does, with PET (PA6), the island fiber with figured sea-island that island is made, makes sea
Island fiber makes the framework material of artificial leather by teasing needle acupuncture manipulation, after impregnation aqueous polyurethane, then in water-washing process
Washing away PVA makes material have stable ventilating porous structure, and the PVA sea component simultaneously making terylene island surpass in fibre thoroughly dissolves,
Fiber realizes fibrillation super-refinement.This fibrillation process does not use the toluene decrement in traditional handicraft to extract out or at caustic reduction processing
Reason, which reduces toluene and uses the severe contamination to environmental product or because sodium hydroxide deducts the environment that alkalescence terylene causes
Pollute and the wasting of resources (because cannot recycle after alkalescence terylene is processed so far, carries out sewage again after can only precipitating
Process).Rub the special process such as skin to process finally by dry method, post processing thus reach more than the super corium performance of natural leather；
2, the present invention solves the feature of environmental protection on automotive trim leather, sofa furniture leather, breathability, the technology such as odor profiles are asked
Topic, uses unique green technology, it is achieved low-carbon economy, thoroughly makes it show one's talent from medium-to-high grade microfiber leather, make product criticize
Amount be applied to the field such as automotive trim, furniture sofa, enhance product performance and reduce production cost simultaneously, it is achieved automotive light weight technology and
Environmental protection developing goal, greatly solves current medium-to-high grade car interior trim leather and top-grade furniture sofa leather is in short supply and quality does not passes a test
Problem, market prospect is the most wide；
3, product of the present invention full aqueous sea-island fibre leather, belongs to the high-tech of a kind of new development in synthetic leather
Skill material.Because of its there is environmental protection, tasteless, fire-retardant, wear-resisting, cold-resistant, folding, ventilative, ageing-resistant, quality is soft and outward appearance is beautiful
Etc. advantage, it has also become replace the ideal chose of natural leather.Comparing with natural leather, full aqueous sea-island fiber leather mainly has following
Feature:
(1), dimensionally stable, skin sense, to rub toughness, elastic recovery good.
(2), permeability the most excellent, more than corium twice can be reached.
(3), tearing strength and peel strength higher (wearability, tear edge, tension intensity are high).
(4), folding fastness can compare favourably with natural leather.
(5), product weathering superior performance, room temperature bends to 200,000 flawlesses, low temperature (-30 DEG C) 50,000 nothings of bending
Crackle (temperature tolerance, mechanicalness are good).
(6), there is not any organic solvent from producing to use.All use water-based material, the most pollution-free, depletion of QI
Taste, VOC detection is the most qualified, and without harmful material, environmental-protecting performance is superior.
4, product of the present invention full aqueous sea-island fiber leather can substitute all natural leather products, it is possible to effectively reduces animal
Killing, maintain ecosystem balance, really protect environment, reduce animal cultivation feces, the carbon emission of aerofluxus, product can be extensive
The fields such as automobile at home and abroad, steamer, aircraft interior trim, furniture sofa, footwear material, case and bag water sleeve environmental purification are applied on ground.Should
Formula for a product is reasonable, technique is advanced feasible, environmental protection, steady quality, it is adaptable to the replacement to natural leather product.
PVA/PET (or PA6) the island superfine fiber needling process technology that the present invention uses is domestic initiation, and it is mainly
Made by combing needling process by PVA/PET (or PA6) island superfine fiber and there is some strength and density non-woven cloth,
Form the rete cutaneum structure of three dimensional structure, form cortex structure by the impregnation of aqueous PU the most again, the most again by washing process
Reason removes PVA sea component makes fiber decrement, product fibrillation super-refinement, uses the solidification of aqueous fibrillation technology, aqueous PU resin impregnated
Technology, water-base resin dry method are made the combination technique of face and post processing and are processed, thus reach the real environmental protection of product and exceed sky
So the super corium performance of leather, makes leather breathability, the feature of environmental protection thoroughly be solved, and has environmental protection, the super corium feature such as by force,
Meet and automotive trim, the environment-friendly tasteless of furniture sofa skin needs, low VOC and air-moisture-permeable, toughness and dimensional stability are wanted
Ask.
The foregoing is only the preferred embodiments of the present invention, all impartial changes done with scope of the invention as claimed and
Modify, the scope of the claims in the present invention all should be belonged to.
Claims (5)
1. a full aqueous, environmental protective superfine fiber leather manufacture method, it is characterised in that making step is as follows:
1) non-weaving cloth prepares:
Water-solubility PVA does sea, PET HuoPA6Zuo island is made and determined island island superfine fiber in employing, this is determined island island superfine fiber and leads to
Cross teasing needle acupuncture manipulation and make non-weaving cloth, the framework material with this non-weaving cloth as superfine fiber leather；
2) waterborne polyurethane resin impregnation processes:
By 1) non-weaving cloth of step delivers to wet production line and carries out aqueous PU resin dipping, uses aqueous polyurethane slurry to carry out
Four leachings four are forced to roll dipping；Carry out pre-setting process the most successively and drying and shaping processes, the aqueous base fabric after being shaped；
3) aqueous fibrillation goes PVA decrement treatment:
The aqueous base fabric after sizing again by continuous type water washing machine, altogether eight rinsing bowls, water temperature control successively be: 40-50
DEG C a groove, 60-70 DEG C of two grooves, 80-95 DEG C of two grooves, room temperature 3 groove；The clean PVA of washing makes the thorough super-refinement of fiber reach out repeatedly
Fibre, the shaping and drying again of the base fabric after fibrillation aqueous superfine islands-in-sea bicomponent bass；
4) dry method make face process:
Step 3) the aqueous superfine islands-in-sea bicomponent bass dry method that obtains carries out solvent-free veneer or uses aqueous PU veneer the most available
Full water-based microfiber leather.
2. a kind of full aqueous, environmental protective superfine fiber leather manufacture method as claimed in claim 1, it is characterised in that described step
2) in, the formula of aqueous polyurethane slurry: aqueous PU resin 20-30%, antishifting agent 2-3%, ammonium sulphate 3-5%, excess water.
3. a kind of full aqueous, environmental protective superfine fiber leather manufacture method as claimed in claim 1, it is characterised in that described step
2) in, pre-setting processes technique and is, the aqueous base fabric after dipping carries out pretreatment by 25 meters of baking oven forming machines and prevents aqueous from gathering
Urethane migration, speed of production is 11m/min, and temperature is 110-130 DEG C；Drying and shaping processes technique
Base fabric is again by 22.5 meters of baking ovens, and speed is 22m/min, and temperature is 160 DEG C, carries out drying and shaping.
4. a kind of full aqueous, environmental protective superfine fiber leather manufacture method as claimed in claim 1, it is characterised in that described step
4) dyeing process is also carried out, step 3 before processing) the aqueous superfine islands-in-sea bicomponent bass that obtains carries out dyes by after sanding operation
Color, obtains the bass that dyes；Dried for this dyeing dyeing bass again carry out grind skin process matte water-based microfiber leather.
5. a kind of full aqueous, environmental protective superfine fiber leather manufacture method as claimed in claim 1, it is characterised in that described making
Method also includes step 5) surface process: use aqueous PU material to carry out surface process, thus mutual with full aqueous ultrafine fiber
Blend, form the surface texture of water-based microfiber leather.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610677527.7A CN106192449A (en) | 2016-08-17 | 2016-08-17 | A kind of full aqueous, environmental protective superfine fiber leather manufacture method |
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| CN201610677527.7A CN106192449A (en) | 2016-08-17 | 2016-08-17 | A kind of full aqueous, environmental protective superfine fiber leather manufacture method |
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| CN (1) | CN106192449A (en) |
Cited By (11)
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| CN108193511A (en) * | 2018-01-29 | 2018-06-22 | 嘉善威尔尼绒业有限公司 | A kind of processing method of aqueous polyurethane synthetic fabric |
| CN108396435A (en) * | 2018-04-24 | 2018-08-14 | 青岛大学 | A kind of Novel super-thin fabric lining based on modified PVA sea-island fibre |
| CN108589028A (en) * | 2018-04-24 | 2018-09-28 | 山东科贝尔非织造材料科技有限公司 | A kind of novel island fiber synthetic leather base cloth and its production technology |
| CN108790301A (en) * | 2018-05-11 | 2018-11-13 | 合肥博创机械制造有限公司 | A kind of automotive seat leather of insect-and mouse-preventing |
| CN109134819A (en) * | 2018-03-15 | 2019-01-04 | 浙江德美博士达高分子材料有限公司 | Determine the preparation method of the water-base resin of island microfiber synthetic leather impregnation |
| CN109537305A (en) * | 2018-11-20 | 2019-03-29 | 浙江梅盛实业股份有限公司 | A kind of superfine fibre flannelette artificial leather and preparation method thereof with bacteria resistance function |
| CN111455687A (en) * | 2020-04-15 | 2020-07-28 | 杭州传化精细化工有限公司 | Impregnation processing technology of water-based microfiber synthetic leather |
| CN112553915A (en) * | 2020-11-12 | 2021-03-26 | 浙江吉利控股集团有限公司 | Preparation method of microfiber leather and microfiber leather |
| CN113862931A (en) * | 2021-11-02 | 2021-12-31 | 上海华峰超纤科技股份有限公司 | Splitting process of water-soluble sea-island fiber base cloth |
| CN114775195A (en) * | 2022-05-10 | 2022-07-22 | 陕西科技大学 | Superfine fiber polyurethane aqueous dissolution fiber opening method |
| CN115305727A (en) * | 2022-08-11 | 2022-11-08 | 明新梅诺卡(江苏)新材料有限公司 | Preparation process for improving yield of water-based suede microfiber leather |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108193511A (en) * | 2018-01-29 | 2018-06-22 | 嘉善威尔尼绒业有限公司 | A kind of processing method of aqueous polyurethane synthetic fabric |
| CN109134819A (en) * | 2018-03-15 | 2019-01-04 | 浙江德美博士达高分子材料有限公司 | Determine the preparation method of the water-base resin of island microfiber synthetic leather impregnation |
| CN108396435B (en) * | 2018-04-24 | 2020-10-13 | 青岛大学 | Novel superfine fiber fabric based on modified PVA (polyvinyl alcohol) sea-island fibers |
| CN108396435A (en) * | 2018-04-24 | 2018-08-14 | 青岛大学 | A kind of Novel super-thin fabric lining based on modified PVA sea-island fibre |
| CN108589028A (en) * | 2018-04-24 | 2018-09-28 | 山东科贝尔非织造材料科技有限公司 | A kind of novel island fiber synthetic leather base cloth and its production technology |
| CN108790301A (en) * | 2018-05-11 | 2018-11-13 | 合肥博创机械制造有限公司 | A kind of automotive seat leather of insect-and mouse-preventing |
| CN109537305A (en) * | 2018-11-20 | 2019-03-29 | 浙江梅盛实业股份有限公司 | A kind of superfine fibre flannelette artificial leather and preparation method thereof with bacteria resistance function |
| CN111455687A (en) * | 2020-04-15 | 2020-07-28 | 杭州传化精细化工有限公司 | Impregnation processing technology of water-based microfiber synthetic leather |
| CN111455687B (en) * | 2020-04-15 | 2022-09-16 | 杭州传化精细化工有限公司 | Impregnation processing technology of water-based microfiber synthetic leather |
| CN112553915A (en) * | 2020-11-12 | 2021-03-26 | 浙江吉利控股集团有限公司 | Preparation method of microfiber leather and microfiber leather |
| CN113862931A (en) * | 2021-11-02 | 2021-12-31 | 上海华峰超纤科技股份有限公司 | Splitting process of water-soluble sea-island fiber base cloth |
| CN113862931B (en) * | 2021-11-02 | 2023-12-29 | 上海华峰超纤科技股份有限公司 | Fiber opening process of water-soluble island fiber base cloth |
| CN114775195A (en) * | 2022-05-10 | 2022-07-22 | 陕西科技大学 | Superfine fiber polyurethane aqueous dissolution fiber opening method |
| CN115305727A (en) * | 2022-08-11 | 2022-11-08 | 明新梅诺卡(江苏)新材料有限公司 | Preparation process for improving yield of water-based suede microfiber leather |
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Application publication date: 20161207 |