CN110016764A - A kind of ox-hide regenerated fiber synthetic leather preparation method - Google Patents
A kind of ox-hide regenerated fiber synthetic leather preparation method Download PDFInfo
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- CN110016764A CN110016764A CN201910346786.5A CN201910346786A CN110016764A CN 110016764 A CN110016764 A CN 110016764A CN 201910346786 A CN201910346786 A CN 201910346786A CN 110016764 A CN110016764 A CN 110016764A
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- Prior art keywords
- hide
- synthetic leather
- skin suede
- regenerated
- spare
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4266—Natural fibres not provided for in group D04H1/425
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
- D04H1/64—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention discloses a kind of ox-hide regenerated fiber synthetic leather preparation methods, it is related to synthetic leather preparation technical field, include the following steps: first to carry out removal of impurities and color separation to ox-hide mill skin suede, it is screened according still further to ox-hide mill skin suede of the fibre length to same color, taking the selected ox-hide of required fibre length to grind, skin suede is spare, and then selected ox-hide grinds the networking in conjunction with chemical fibre of skin suede, obtains spare fiber net, consolidation process finally is carried out to spare fiber net, molds ox-hide regenerated leather.The present invention makes full use of the waste pollutant in real leather products production, realization is turned waste into wealth, it reduces environmental pollution, help to realize energy efficiency, and the characteristic of synthetic leather produced has pulling force strong, good hygroscopicity close to aurochs skin, the features such as soft free from extraneous odour, can be used for making the products such as insole, belt, furniture, luggage and clothes.
Description
Technical field
The present invention relates to synthetic leather preparation technical field more particularly to a kind of ox-hide regenerated fiber synthetic leather preparation methods.
Background technique
As the improvement of people's living standards, leather and fur products using increasingly extensive, both at home and abroad to the demand of leather material
Growing day by day, leather material has many advantages, such as that gas permeability, water imbibition, elasticity is good, soft handle, but the cost is relatively high.Corium
The production method of fabric generally includes warp knit, fabric, pretreatment, drying, fluffing, carding, dyeing, cropping, sanding and sizing etc.
Step, and grinding skin suede is a kind of waste pollutant generated in genuine leather fabric production process.
Currently, the discarded cladding for mill skin suede etc. in real leather products production process, a part is often by as useless
Material is allowed to pollution environment, and another part with used for other purposes, such as prepared medical gelatin or produced capsule by criminal.How correctly to locate
The discarded cladding of reason mill skin suede etc. is the Research Challenges of the current industry to reduce environmental pollution and realization is turned waste into wealth.
Summary of the invention
In view of the above technical problems, the object of the present invention is to provide a kind of ox-hide regenerated fiber synthetic leather preparation method, benefits
Synthetic leather is made with discarded ox-hide mill skin suede and chemical fibre, realization turns waste into wealth, reduces environmental pollution, and reaches energy saving increasing
The effect of effect.
To achieve the above object, the present invention provides the following technical scheme that
A kind of ox-hide regenerated fiber synthetic leather preparation method, includes the following steps:
S1, removal of impurities and color separation are carried out to ox-hide mill skin suede；
S2, screening: it is first screened according to ox-hide mill skin suede of the fibre diameter to same color, fiber needed for then taking wherein is long
The ox-hide mill skin suede of degree is selected ox-hide mill skin suede, and spare to deposit；
S3, networking: selected ox-hide grinds the networking in conjunction with chemical fibre of skin suede, obtains spare fiber net；
S4, it reinforces molding: consolidation process being carried out to spare fiber net, molds ox-hide regenerated leather.
By using above-mentioned technical proposal, ox-hide is first ground into the impurity in skin suede and is removed, then according to color to spare
Ox-hide mill skin suede is classified；And then, the ox-hide mill skin suede of same color is screened, fibre length needed for taking wherein
It is that selected ox-hide grinds skin suede that ox-hide, which grinds skin suede, spare to deposit；Then, using selected ox-hide mill skin suede and chemical fibre as raw material, into
Row operation into the net, obtains spare fiber net；Since just web into the net is relatively loose, therefore after the completion of networking,
Should also consolidation process be carried out to spare fiber net and facilitate further special finishing to mold ox-hide regenerated leather.By this
Mode, to generated in real leather products production process waste pollutant ox-hide mill skin suede realize recycle, successfully become give up into
Treasured can not only reduce environmental pollution, and can achieve the effect that energy efficiency.
The present invention is further arranged to: the fibre length of selected ox-hide mill skin suede is 1-4mm in step S2.
By using above-mentioned technical proposal, the ox-hide that fibre length is 1-4mm is filtered out by way of screening and grinds skin suede,
The fibre length of the selected ox-hide mill skin suede of strict control helps to improve the molding of synthetic leather while meeting production requirement
Quality.
The present invention is further arranged to: after the completion of step S2, before step S3 starts, should also it carry out step S2.1, shredding:
Shredding processing is carried out to spare chemical fibre.
By using above-mentioned technical proposal, the scale down for the chemical fibre lateral ties that shredding can be, for it is subsequent into
One step loosens to single state and creates conditions.
The present invention is further arranged to: after the completion of step S2.1, before step S3 starts, should also carry out step S2.2 comb
Reason: vacuum carding machine first is added in spare chemical fibre and carries out carded, then carries out 1-2 combing again.
By using above-mentioned technical proposal, before networking starts, spare chemical fibre is combed, after first carded
The mode of combing can be improved the separating degree of chemical fibre, separates fibre bundle fairly perfectly in single fiber state, helps
In continuing to understand impurity and fault, facilitate the subsequent uniform mixing of fiber.
The present invention is further arranged to: after the completion of step S2.2, before step S3 starts, should also be carried out step S2.3, be flown
Cotton glue spraying: in the uniform spray adhesive in the surface of chemical fibre.
By using above-mentioned technical proposal, the chemical fibre after completing shredding and combing is more fluffy；At this point, chemical fine
The surface spray adhesive of dimension, adhesive can penetrate into the inside of fibrous layer；After adhesive curing, interfibrous interface point quilt
Bonding, and the fiber not being bonded to each other, still there is sizable freedom degree.In this way, so that chemical fibre has
Fluffy, compression resilience is high, the performances such as light and warming, improve indirectly molding synthetic leather service performance.
The present invention is further arranged to: in step s3, selected ox-hide mill skin suede and chemical fibre first combine through electrostatic and
In conjunction with then again through the networking of vacuum carding machine.
By using above-mentioned technical proposal, selected ox-hide mill skin suede and chemical fibre are first incorporated in one under the action of electrostatic
It rises, through the networking of vacuum carding machine after, while guaranteeing synthetic leather Forming Quality, moreover it is possible to production efficiency be greatly improved.
The present invention is further arranged to: in step s3, the weight percent of selected ox-hide mill skin suede and chemical fibre is such as
Under: selected ox-hide grinds skin suede 80%~88%, chemical fibre 12%~20%.
By using above-mentioned technical proposal, the weight percent of strict control selected ox-hide mill skin suede and chemical fibre is protected
It demonstrate,proves the selected ox-hide in synthetic leather with 80%~88% and grinds skin suede, enable synthetic leather obtained close to the spy of aurochs skin
Property, have pulling force strong, the features such as good hygroscopicity, soft free from extraneous odour.
The present invention is further arranged to: in step s 4, reinforcing mode used by spare fiber net is that needle thorn interweaves.
By using above-mentioned technical proposal, needle point method is a kind of typical mechanical consolidation method, has processing flow short, answers
With it is wide the features such as；When specific operation, web is carried out using triangle section pricker of (or other sections) seamed edge with barb
It punctures repeatedly.When barb passes through web, web surface and local inner layer fiber are forced and be pierced into web interior；Due to fibre
Rubbing action between dimension, originally fluffy web is compressed.When pricker exits web, the fibre bundle barb of piercing
And it stays in web；Prevent it from restoring original soft fluffy state in this way, many fibre bundles tangle web.By multiple
Needle pierces, and fiber is intertwine with each other in web, to form the synthetic leather with some strength and thickness.
The present invention is further arranged to: after step s 4 is completed, should also successively carry out spy to ox-hide regenerated leather obtained
Kind arrangement, preliminary drying and baking operation.
It can be as needed by different processing after ox-hide regenerated leather reinforces molding by using above-mentioned technical proposal
Liquid carries out the special finishings such as soft, crease-resistant, antistatic, fire-retardant, antibacterial and waterproof to ox-hide regenerated leather.In the process, preliminary drying
It can prevent the treatment fluid of ox-hide regenerated leather absorbed inside at too high a temperature, it is too fast to swim to the surface of ox-hide regenerated leather
It moves, to cause surface resin, influences the washing fastness arranged；Baking can promote finishing agent and fiber to crosslink chemistry
Reaction.In this way, the Forming Quality and service performance of synthetic leather are further increased.
In conclusion the invention has the following advantages:
1, skin down as raw material is ground with chemical fibre and discarded ox-hide, passes through removal of impurities, color separation, screening, networking and reinforcing molding etc.
Ox-hide regenerated fiber synthetic leather is produced in operation, the waste pollutant that generates in real leather products production process is realized become give up into
Treasured can not only reduce environmental pollution, moreover it is possible to achieve the effect that energy efficiency；
2, the weight percent of strict control selected ox-hide mill skin suede and chemical fibre, the behaviour such as cooperation shredding, combing, winged cotton glue spraying
Make, guarantees that the characteristic of synthetic leather obtained can be close to aurochs skin, it is strong to make it have pulling force, good hygroscopicity, soft free from extraneous odour
The features such as, fully ensure that the Forming Quality of synthetic leather；
3, a networking after selected ox-hide mill skin suede is combined with chemical fibre through electrostatic, fully ensures that the ox-hide regenerated fiber synthesizes
The production efficiency of leather.
Detailed description of the invention
Fig. 1 is a kind of flow diagram of ox-hide regenerated fiber synthetic leather preparation method in the present invention.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is described in detail.
Referring to attached drawing, a kind of ox-hide regenerated fiber synthetic leather preparation method, comprising the following steps:
S1, removal of impurities and color separation are carried out to ox-hide mill skin suede.When removal of impurities, the dust, machinery mainly in removal ox-hide mill skin suede are miscellaneous
Matter and other be not the sundries of corium；When color separation, the ox-hide mill skin suede of different colours is distinguished, the ox-hide of different colours
Mill skin suede is retained spare respectively.
S2, screening: first screening according to ox-hide mill skin suede of the fibre diameter to same color, fine needed for then taking wherein
The ox-hide mill skin suede for tieing up length is selected ox-hide mill skin suede, and spare to deposit.
In screening process, ox-hide mill skin suede is sieved first with strainer, is further removed in ox-hide mill skin suede
Impurity, and filter out the ox-hide mill skin suede of required diameter.Specifically, the aperture of sieve pore can be according to need on used strainer
It is selected；For example, in the present embodiment, it is the strainer of 4mm that screen-aperture, which can be used,.Secondly, completing above-mentioned strainer
After screening, can choose the ox-hide mill skin suede that wherein fibre length is 1-4mm is selected ox-hide mill skin suede, spare to deposit.
After completing screening step to ox-hide mill skin suede, should also successively it proceed as follows:
S2.1, shredding: shredding processing is carried out to spare chemical fibre；
S2.2 combing: vacuum carding machine first is added in spare chemical fibre and carries out carded, then carries out 1-2 combing again；
S2.3, fly cotton glue spraying: in the uniform spray adhesive in the surface of chemical fibre.
Specifically, specifically used type can be selected chemical fibre according to the demand of performance.In step S2.1,
Shredding processing is carried out to spare chemical fibre using porcupine roller opener；By shredding, coma big in chemical fibre
The fiber dissipated in fritter, tuftlet is pulled, so that the scale down of chemical fibre lateral ties, further loosens to be subsequent to list
Root state creates conditions.
After completing shredding, chemical fibre merging vacuum carding machine is subjected to carding operation；Vacuum carding machine can be by shredding
Chemical fibre afterwards is further loosened, and under the premise of reducing fibre damage as far as possible, is improved the separating degree of fiber, is made fibre bundle
Fairly perfect is separated into single fiber state, then understands impurity and fault, and make to obtain between fiber it is further more careful
Be uniformly mixed.
After the completion of combing, chemical fibre is more fluffy；At this point, by the surface spray adhesive in chemical fibre, bonding
Agent can penetrate into the inside of fibrous layer；After adhesive curing, interfibrous interface point fibre that is glued, and not being bonded to each other
Dimension, still there is sizable freedom degree.In this way, so that chemical fibre has fluffy, compression resilience is high, it is light and
The performances such as warming, improve indirectly molding synthetic leather service performance.Specifically, adhesive used in step S2.3 can
Think soluble polyurethane；Soluble polyurethane is the new polyurethane system using water instead of organic solvent as decentralized medium,
It rises and takes water as a solvent, pollution-free, safe and reliable, good mechanical performance, compatibility are good, and easily modified.
S3, networking: selected ox-hide grinds the networking in conjunction with chemical fibre of skin suede, obtains spare fiber net.
Specifically, selected ox-hide mill skin suede can be combined first through electrostatic with the chemical fibre after glue spraying and is combined together；So
It is whole again afterwards to be mixed into vacuum carding machine, and using vacuum carding machine realize selected ox-hide mill skin suede and chemical fibre it is primary at
Net.In the process, to make the characteristic of synthetic leather more close to aurochs skin, selected ox-hide when strict control ingredient is answered to grind skin suede
With the ratio of chemical fibre；In the present embodiment, the weight percent of selected ox-hide mill skin suede and chemical fibre is preferred are as follows: selected
Ox-hide grinds skin suede 80%~88%, chemical fibre 12%~20%.In this way, final synthetic leather obtained there can be pulling force strong, inhale
It is moist good, the features such as soft free from extraneous odour, it can satisfy the use demand of the products such as insole, belt, furniture, luggage.
S4, it reinforces molding: consolidation process being carried out to spare fiber net, molds ox-hide regenerated leather.
In step s 4, since rigid spare fiber net into the net is relatively loose, spare fiber net has to pass through reinforcing
Processing can just mold required ox-hide regenerated leather, and common reinforcing mode includes mechanical consolidation method, chemical adhesion method and heat
Method for bonding.Specifically, in the present embodiment, the needle point method in mechanical consolidation method can be used in spare fiber net, pass through needing machine pair
Spare fiber net carries out needle thorn and interweaves, to realize mechanical consolidation；As needed, the thickness for reinforcing ox-hide regenerated leather obtained can
For 0.5-2.6mm.
When specific operation, web is worn repeatedly using pricker of triangle section (or other sections) seamed edge with barb
Thorn.When barb passes through web, web surface and local inner layer fiber are forced and be pierced into web interior；Due between fiber
Rubbing action, originally fluffy web is compressed.When pricker exits web, the fibre bundle barb of piercing and stay in
In web；Prevent it from restoring original soft fluffy state in this way, many fibre bundles tangle web.It is pierced by multiple needle,
Fiber is intertwine with each other in web, to form the synthetic leather with some strength and thickness.
After completing above-mentioned steps S4, it will can be padded in different disposal liquid on ox-hide regenerated leather obtained as needed
To realize the special finishings such as soft, crease-resistant, antistatic, fire-retardant, antibacterial, waterproof.When specific operation, it is padded in ox-hide regenerated leather
After alignment processing liquid, also preliminary drying processing should be successively carried out to ox-hide regenerated leather obtained.Specifically, in the present embodiment, in advance
Common pneumatic conveying drying method, which can be used, in baking dries ox-hide regenerated leather, and drying temperature is 60~95 DEG C, drying time 5-
20 minutes.Preliminary drying can prevent the treatment fluid of ox-hide regenerated leather absorbed inside at too high a temperature, too fast to regenerate to ox-hide
The surface migration of leather influences the washing fastness arranged to cause surface resin.
After completing preliminary drying, also ox-hide regenerated leather should be carried out to bake processing；Drying temperature is 140~160 DEG C.Drying time
It is 3-5 minutes.Synthetic leather needed for being obtained after the completion of baking；At this point, successively carrying out trimming and volume to synthetic leather obtained
Around operation, that is, complete the preparation of entire ox-hide regenerated fiber synthetic leather.
The working principle of the present embodiment is: the waste pollutant ox-hide mill skin generated in recycling real leather products production process
Suede successively cleans to ox-hide mill skin suede, color separation and screening, and selected ox-hide mill skin suede is obtained.Then, successively to chemical fibre
Carry out shredding, combing and winged cotton glue spraying.And then, selected ox-hide mill skin suede is combined through electrostatic with the chemical fibre after glue spraying and is tied
It closes, and a networking in vacuum carding machine, obtains the ox-hide regenerated leather of semi-finished product.Finally, successively being regenerated to semi-finished product ox-hide
Leather carries out special finishing, preliminary drying, bakes, trimming and winding, obtains the synthetic leather of finished product.In this way, to true
The waste pollutant realization generated in leathercraft production process is turned waste into wealth, and can not only be reduced environmental pollution, moreover it is possible to reach section
The effect of energy synergy.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (9)
1. a kind of ox-hide regenerated fiber synthetic leather preparation method, which comprises the steps of:
S1, removal of impurities and color separation are carried out to ox-hide mill skin suede；
S2, screening: it is first screened according to ox-hide mill skin suede of the fibre diameter to same color, fiber needed for then taking wherein is long
The ox-hide mill skin suede of degree is selected ox-hide mill skin suede, and spare to deposit；
S3, networking: selected ox-hide grinds the networking in conjunction with chemical fibre of skin suede, obtains spare fiber net；
S4, it reinforces molding: consolidation process being carried out to spare fiber net, molds ox-hide regenerated leather.
2. a kind of ox-hide regenerated fiber synthetic leather preparation method according to claim 1, which is characterized in that smart in step S2
The fibre length for selecting ox-hide mill skin suede is 1-4mm.
3. a kind of ox-hide regenerated fiber synthetic leather preparation method according to claim 1, which is characterized in that complete in step S2
Before Cheng Hou, step S3 start, should also step S2.1, shredding be carried out: shredding processing is carried out to spare chemical fibre.
4. a kind of ox-hide regenerated fiber synthetic leather preparation method according to claim 3, which is characterized in that in step S2.1
After the completion, it before step S3 starts, should also carry out step S2.2 combing: vacuum carding machine first is added in spare chemical fibre and is carried out slightly
Comb, then carries out 1-2 combing again.
5. a kind of ox-hide regenerated fiber synthetic leather preparation method according to claim 4, which is characterized in that in step S2.2
After the completion, before step S3 starts, it should also carry out step S2.3, fly cotton glue spraying: in the uniform spray adhesive in the surface of chemical fibre.
6. a kind of ox-hide regenerated fiber synthetic leather preparation method according to any one of claims 1-5, which is characterized in that
In step s3, selected ox-hide mill skin suede is first combined through electrostatic with chemical fibre and is combined, then primary through vacuum carding machine again
Networking.
7. a kind of ox-hide regenerated fiber synthetic leather preparation method according to any one of claims 1-5, which is characterized in that
In step s3, the weight percent of selected ox-hide mill skin suede and chemical fibre is as follows: selected ox-hide grinds skin suede 80%~88%, changes
Learn fiber 12%~20%.
8. a kind of ox-hide regenerated fiber synthetic leather preparation method according to any one of claims 1-5, which is characterized in that
In step s 4, reinforcing mode used by spare fiber net is that needle thorn interweaves.
9. a kind of ox-hide regenerated fiber synthetic leather preparation method according to any one of claims 1-5, which is characterized in that
After step s 4 is completed, also special finishing, preliminary drying and baking operation should successively be carried out to ox-hide regenerated leather obtained.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114000260A (en) * | 2021-10-08 | 2022-02-01 | 泉州伟明工贸有限公司 | Glue spraying device and preparation method of cowhide regenerated fiber synthetic leather |
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| CN103233325A (en) * | 2013-04-08 | 2013-08-07 | 江阴骏华纺织科技有限公司 | Collagen fiber regenerated bark and manufacturing method thereof |
| CN103233326A (en) * | 2013-04-08 | 2013-08-07 | 江阴骏华纺织科技有限公司 | Collagen fiber regenerated leather and manufacturing method thereof |
| CN103255579A (en) * | 2013-04-25 | 2013-08-21 | 江阴骏华纺织科技有限公司 | Collagen fiber base cloth production line |
| CN203295794U (en) * | 2013-04-25 | 2013-11-20 | 江阴骏华纺织科技有限公司 | Collagenous fiber base cloth production line |
| CN107574677A (en) * | 2016-06-30 | 2018-01-12 | 山东大学 | A kind of preparation method of acupuncture regenerated leather for automotive trim epidermis |
| CN106987931A (en) * | 2017-03-31 | 2017-07-28 | 江阴骏华纺织科技有限公司 | A kind of inexpensive kraft fibers leather production line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114000260A (en) * | 2021-10-08 | 2022-02-01 | 泉州伟明工贸有限公司 | Glue spraying device and preparation method of cowhide regenerated fiber synthetic leather |
| CN114000260B (en) * | 2021-10-08 | 2023-02-14 | 泉州伟明工贸有限公司 | Glue spraying device and preparation method of cowhide regenerated fiber synthetic leather |
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Application publication date: 20190716 |