CN106319985A - Leather-texture microfiber material prepared through vacuum suction and preparation technique for products - Google Patents

Leather-texture microfiber material prepared through vacuum suction and preparation technique for products Download PDF

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Publication number
CN106319985A
CN106319985A CN201610953951.XA CN201610953951A CN106319985A CN 106319985 A CN106319985 A CN 106319985A CN 201610953951 A CN201610953951 A CN 201610953951A CN 106319985 A CN106319985 A CN 106319985A
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China
Prior art keywords
fiber
vacuum
temperature
needling
parts
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Pending
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CN201610953951.XA
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Chinese (zh)
Inventor
徐林英
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Quanzhou Zhongxin Microfiber Polytron Technologies Inc
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Quanzhou Zhongxin Microfiber Polytron Technologies Inc
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Priority to CN201610953951.XA priority Critical patent/CN106319985A/en
Publication of CN106319985A publication Critical patent/CN106319985A/en
Pending legal-status Critical Current

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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
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/435—Polyesters
    • 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
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
    • D06M13/35—Heterocyclic compounds
    • D06M13/352—Heterocyclic compounds having five-membered heterocyclic rings
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/327—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof
    • D06M15/333—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof of vinyl acetate; Polyvinylalcohol
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/564—Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/693—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof
    • 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
    • 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
    • D06N3/0013—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 multilayer webs
    • 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
    • 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
    • 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
    • D06N3/004—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 flocked webs or pile fabrics upon which a resin is applied; Teasing, raising web before resin application
    • 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
    • D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/12—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
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/02—Natural fibres, other than mineral fibres
    • D06M2101/04—Vegetal fibres
    • D06M2101/06—Vegetal fibres cellulosic
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    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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    • D06N2201/00—Chemical constitution of the fibres, threads or yarns
    • D06N2201/06—Animal fibres, e.g. hair, wool, silk
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    • D06N2209/00—Properties of the materials
    • D06N2209/10—Properties of the materials having mechanical properties
    • D06N2209/103—Resistant to mechanical forces, e.g. shock, impact, puncture, flexion, shear, compression, tear
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    • D06N2209/00—Properties of the materials
    • D06N2209/12—Permeability or impermeability properties
    • D06N2209/121—Permeability to gases, adsorption
    • D06N2209/123—Breathable
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    • D06N2211/00—Specially adapted uses
    • D06N2211/12—Decorative or sun protection articles
    • D06N2211/28—Artificial leather

Abstract

The invention discloses a preparation technique for a leather-texture microfiber material prepared through vacuum suction. The preparation technique comprises the following steps: 1) preparing a fiber cotton quilt; 2) preparing a base cloth; 3) treating with polyvinyl alcohol; 4) treating with PC: soaking with wet polyurethane slurry, solidifying, washing with water at room temperature, pre-baking for the second time, dipping dispersoid, baking for the second time, washing with water at high temperature, drying, sizing and forming a semi-finished product; 5) performing alkali-minimization treatment; and 6) performing leathering facing and function agent treatment, forming a surface layer on the surface of the semi-finished product through facing or coating, and then adopting a vacuum texture-sucking machine for sucking textures, thereby obtaining an end product. The invention also discloses a microfiber material adopting the technology and the preparation technique for the product. The microfiber material and the product prepared according to the preparation technique have beautiful texture decoration, strong stereoscopic impression and deep and stable textures; the texture decoration can be changed and adjusted according to requirements; and compared with the present technology for knurling, splicing, and the like, the preparation technique has the advantages that the required stereoscopic, vivid and high-simulation texture decoration can be obtained through once vacuum texture-sucking, the material is once formed and the thickness is not reduced.

Description

Vacuum suction is prepared kishke feel and is surpassed the preparation technology of fiber material and goods
Technical field
The present invention relates to a kind of super fiber material and goods, particularly relate to a kind of super fiber material and the preparation technology of goods.
Background technology
Island fiber with figured sea-island is used to produce super fiber material, owing to existing process characteristic determines the chi of super fiber material at present Very little stability, physical index, third dimension, surface grain effect etc. are undesirable.The most existing super fiber material applies in general to low Shelves product, it is impossible to being applied to expensive goods, this just further limit the application prospect of super fiber material.Especially with existing The super fiber material that the techniques such as embossing, splicing, overlap, stitching are made, its decorative pattern is coarse, third dimension is weak, lines is shallow, poor stability, Can't the multiple different decorative pattern of one-shot forming for some decorative patterns.
Therefore, it is necessary to research and development one can improve physical property, surface texture third dimension can be strengthened again, full, skin sense is strong Super fiber material.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of vacuum suction to prepare kishke feel and surpass fiber material preparation technology, true It is super fine that suction prepares that kishke feel surpasses fiber material, the super fine goods preparation technology of kishke feel is prepared in vacuum suction, kishke feel is prepared in vacuum suction Goods, can improve super fiber material, the physical property of super fine goods, moreover it is possible to strengthen surface texture third dimension, full, skin sense is strong.
In order to reach above-mentioned purpose, the solution of the present invention is:
Vacuum suction is prepared kishke feel and is surpassed fiber material preparation technology, is realized by following steps:
Step 1 prepares fiber bat: by fiber A, fiber B and fiber C through shredding, preliminary mixing, the 1st opener, metal Detection, mixing and the 2nd opener, making fiber is flakes, and the fiber bat with certain density made by flakes fiber；Its In, the weight of fiber is: fiber A is 85～88 parts of 3.5D × 51mm terylene island fiber with figured sea-island, and fiber B is 4～5 parts Modified high-shrinkage polyster, fiber C is 8～12 parts of corium fabrics；Corium fabric uses scrap leather bits to process preparation through super fibrillation；
Step 2 prepares base fabric: the fiber bat of step 1 preparation is weighed, old miscellaneous, the lapping of combing, mixing, pre-needling, just Purl thorn forms 3 D stereo fibre web；Below 3 D stereo fibre web, laydown machine is weaved cotton cloth, and through positive and negative acupuncture, makes 3 D stereo fibre web It is combined into super fine compound nonwoven cloth with woven fabric；Super fine compound nonwoven cloth plates after having a shave and makes base fabric；
Step 3 polyvinyl alcohol impregnation processes: the base fabric of step 2 preparation is through impregnation with, roll, the 1st prebake and the 1st time are dried Product in the middle of drying one-tenth；Wherein, described impregnation liquid be mass concentration be the poly-vinyl alcohol solution of 6～8%；
The impregnation of step 4PU process: step 3 preparation middle product through wet polyurethane impregnating slurry, solidification, room temperature wash, 2nd prebake, dispersion dipping, vacuum dehydration, the 2nd drying, high temperature washing and dryness finalization make semi-finished product；Wherein, Described solidification liquid is dimethylformamide, and described dispersion dipping uses aqueous pu dispersions；
Step 5 alkali decrement treatment: the semi-finished product of step 4 preparation are through soda-dip, hydrolytic breakdown and remove hydrolytic breakdown residue Process；
Step 6 surface effect and functional agent process: the semi-finished product of step 5 preparation process and surface effect process through functional agent I.e. prepare finished product and surpass fiber material；
Wherein, functional agent processes as follows:
Dry for 3rd time after dipping or applying functional agent liquid；The weight of functional agent liquid is: 5～50 parts of aqueouss Polyurethane resin, 2～4 parts of penetrating agent, 4～10 parts of softening agents, 0.1～0.8 part of Heveatex, 50～90 parts of deionized waters；3rd Secondary drying temperature is 80～180 DEG C；
Surface effect processes as follows successively:
The surface of semi-finished product forms surface layer by veneer or coating, and surface layer is formed by vacuum tattoo machine inhales stricture of vagina, i.e. makes Finished product surpasses fiber material.
In described step 1:
Described fiber A, described fiber B and described fiber C mix and carry out described shredding step；Or
Described fiber A carries out described shredding step, described fiber B and described fiber C and mixes and carry out described shredding Step, then mixes described fiber A, described fiber B and described fiber C and carries out described preliminary blend step；Or
In described step 2:
The needling density of described pre-needling is 90～92 thorns/cm2, depth of needling is 8.2～8.5mm；Or
Described positive and negative needle-punching run uses and is just stinging plate and counter stinging plate, and the needling density just stinging plate is 270～280 thorns/cm2, Depth of needling is 5.5～6mm, and the needling density of anti-thorn plate is 420～450 thorns/cm2, depth of needling is 8.2～8.5mm；Or
In described composite steps, described woven fabric uses chinlon woven fabric；Described 3 D stereo fibre web and described woven fabric Pre-spun lacing and/or spun lacing is used to be combined into super fine compound nonwoven cloth；Or described 3 D stereo fibre web and described woven fabric use Positive and negative acupuncture is combined into super fine compound nonwoven cloth, and the needling density just stinging plate is 560～580 thorns/cm2, depth of needling be 6.2～ 6.5mm, the needling density of anti-thorn plate is 500～550 thorns/cm2, depth of needling is 9.5～10.2mm；Or
Described step of having a shave uses thorn machine, and the needling density to thorn machine is 810～830 thorns/cm2, depth of needling is 3.2 ～4.5mm, stinging into non-woven weight is 380～390g/m2, thickness is 1.6～1.7mm；
The temperature of described pressing step is 125～128 DEG C；
In described step 3:
The temperature of described poly-vinyl alcohol solution is 85～88 DEG C, and the temperature of the 1st prebake is 115～120 DEG C, the 1st time The temperature dried is 120～132 DEG C；Or
In described step 4:
The temperature of solidification is 28～32 DEG C, and the temperature of room temperature washing is 25～28 DEG C, and the temperature of prebake is 110～115 DEG C, the temperature of drying is 110～115 DEG C, and high temperature washing uses deionized water and temperature to be 98～112 DEG C, the temperature of dryness finalization Degree is 122～135 DEG C；
The weight of described aqueous pu dispersions is: 70～75 parts of polyurethane resins, 11～13 parts of N～ethylene Base imidazole salts polymer, 4～5 parts of coalescents, 1.5～1.8 parts of defoamer, 1.5～1.8 parts of levelling agents, 0.5～1.2 part Heveatex, 0.5～1.2 part of stabilizer；
The number-average molecular weight of described polyurethane resin is 1500～4800；Described N～vinyl imidazole salt polymer General formula of molecular structure be its number-average molecular weight be 1500～48000；
Described vacuum dehydration carries out second vacuum and takes off after using first vacuum dehydration, or first vacuum dehydration Water；The vacuum of first vacuum dehydration is 38Kpa～42Kpa；The vacuum of second vacuum dehydration is 42Kpa～46Kpa；
In described step 6:
The temperature that described vacuum is inhaled is 160 DEG C～205 DEG C, and the vacuum that vacuum is inhaled is 400mmHg～650mmHg, vacuum The time inhaled is 5～9 seconds.
Vacuum suction is prepared kishke feel and is surpassed fiber material, and it is the super fiber material using technique to be as previously mentioned prepared from.
The super fine goods preparation technology of kishke feel is prepared in vacuum suction, uses technique as previously mentioned to prepare super fiber material, super fine material Super fiber material goods made by material.
The super fine goods of kishke feel are prepared in vacuum suction, and it is the goods using technique to be as previously mentioned prepared from.
After using such scheme, the method have the advantages that the super fiber material using the present invention to make, super fine system Product, decorative pattern is exquisite, and decorative pattern effect third dimension is strong, and lines is deep and stable, and decorative pattern also can be changed as required, adjust, and can be once The multiple different decorative pattern of molding, compared with the techniques such as existing embossing, splicing, overlap, stitching, can save a few step, and the present invention one The suction of secondary vacuum i.e. can be made into solid, the decorative pattern effect of emulation true to nature, high, and one-shot forming and do not loses thickness.The present invention makes in a word Super fiber material, super fine goods, not only grain effect third dimension is strong for it, gloss natural, feel is abundant, full, and peel strength, Each things such as abrasion performance, tear, maximum pull, elongation percentage, color inhibition, resistance to complications, elasticity, pliability, breathability, dimensional stability Property index is all remarkably higher than like product.
Detailed description of the invention
In order to technical scheme is explained further, below by specific embodiment, the present invention is explained in detail State.Clear following for narration, respectively the such as prebake of the same process in each step, drying are respectively defined as the 1st time in advance Drying, the 2nd prebake, the 1st drying, the 2nd drying etc., by that analogy to show difference.
Embodiment one
In the present embodiment, vacuum suction is prepared kishke feel and is surpassed fiber material preparation technology, is mainly realized by following steps:
Step 1 prepares fiber bat: by fiber A, fiber B and fiber C through shredding, preliminary mixing, the 1st opener, metal Detection, mixing and the 2nd opener, making fiber is flakes, and the fiber bat with certain density made by flakes fiber.
Wherein, the weight of fiber is: fiber A is 85～88 parts of 3.5D × 51mm terylene island fiber with figured sea-island, fine Dimension B is 4～5 parts of modified high-shrinkage polysters, and fiber C is 8～12 parts of corium fabrics.Corium fabric uses all kinds of corium to give up Bits, scrap leather bits process through existing all kinds of super fibrillations and are prepared from, and such as corium scrap, scrap leather consider size-reduced one-tenth molecule to be worth doing, Superfine fibre is made again through fiberizer.Corium scrap, scrap leather bits can use a kind of corium, it is possible to uses multiple corium to mix.
1st opener and/or after-applied the 0.32 of the 2nd opener～0.38% weight portion antistatic additive, antistatic additive can Use terylene antistatic additive, so can reduce fiber and produce electrostatic.Antistatic additive can use Accessories during Binzhou Ju Li Chemical Co., Ltd. Product, the product of Jinan Ju Xin Chemical Co., Ltd..
Here the density of fiber bat can set routinely.Process through this step 1, even density, consistent can not only be obtained The fiber bat that property is high, and fiber A, fiber B and fiber C can be sufficiently mixed.
Step 2 prepares base fabric: the fiber bat of step 1 preparation is weighed, old miscellaneous, the lapping of combing, mixing, pre-needling, just Purl thorn forms 3 D stereo fibre web.
Fiber bat through combing, mix old miscellaneous formation fibre web, and the strength ratio of these fibre web all directions can reach ideal State.
Fibre web forms the fibre web with some strength through pre-needling, and the thickness of fibre web significantly reduces；This fibre web is through positive and negative Acupuncture, make fiber fully tangle, tangle obvolvent together, increase strength and density, thus form 3 D stereo fibre web.Pre-pin Thorn, positive and negative acupuncture can use existing needing machine, and positive and negative acupuncture uses positive acupuncture board, anti-acupuncture board, and positive acupuncture board is from top to bottom Acupuncture, the acupuncture from bottom to top of anti-acupuncture board.
Below 3 D stereo fibre web, laydown machine is weaved cotton cloth, and through positive and negative acupuncture, makes 3 D stereo fibre web and woven fabric be combined into Super fine compound nonwoven cloth.
Super fine compound nonwoven cloth plates after having a shave and makes base fabric.
Step 3 polyvinyl alcohol impregnation processes: the base fabric of step 2 preparation is through impregnation with, roll, the 1st prebake and the 1st time are dried Product in the middle of drying one-tenth；Wherein, impregnation liquid be mass concentration be the poly-vinyl alcohol solution of 6～8%.
The impregnation of step 4PU process: step 3 preparation middle product through wet polyurethane impregnating slurry, solidification, room temperature wash, 2nd prebake, dispersion dipping, vacuum dehydration, the 2nd drying, high temperature washing and dryness finalization make semi-finished product, i.e. make Bass.Wherein, solidification liquid is dimethylformamide, and dispersion dipping uses aqueous pu dispersions.
Step 5 alkali decrement treatment: the semi-finished product of step 4 preparation are through soda-dip, hydrolytic breakdown and remove hydrolytic breakdown residue Process.
Step 6 surface effect and functional agent process: the semi-finished product of step 5 preparation process and surface effect process through functional agent I.e. prepare finished product and surpass fiber material.
Wherein, functional agent processes as follows:
Dry for 3rd time after dipping or applying functional agent liquid；The weight of functional agent liquid is: 5～50 parts of aqueouss Polyurethane resin, 2～4 parts of penetrating agent, 4～10 parts of softening agents, 50～90 parts of deionized waters；3rd time dries temperature is 80～180 ℃。
Surface effect processes as follows successively:
The surface of semi-finished product forms surface layer by the way of bonding veneer, stripping release paper.Specific as follows: gluing veneer Knot layer is combined with each other through pressure roller with semi-finished product, and the 4th peels off the release paper of veneer after drying, by the surface layer of semi-finished product by existing Some vacuum tattoo machine, thus formed on the surface layer of semi-finished product and inhale stricture of vagina, i.e. obtain finished product and surpass fiber material.
Embodiment two
The present embodiment differs primarily in that with embodiment one, and the surface layer of surface of semi-finished is formed as follows:
Primer-layer-coated: primary coat, dry for the 1st time boiling hot with the 2nd time；The weight of bottom coating is: 160-360 Part waterborne polyurethane resin, 5-35 cation cerate, 40-160 part water-borne acrylic resin and 50-160 part nanoparticle filler.Water Property polyurethane resin can use the product of Dongguan meter Ren Zhan Chemical Co., Ltd., the product of the super fibre of Xiamen Ai Kema group.
Floating coat coats: middle painting is also dried for the 2nd time；The weight of floating coat paint is: 12-28 part aqueous polyurethane Resin and 100 parts of water.
Texture layer coats: texture is coated with and dries for the 3rd time；The weight of texture layer coating is: 80-180 part aqueous Testudinis Split polyurethane resin, 5-15 part water-borne acrylic resin, 8-45 part colorant and 80-180 part water.Aqueous be full of cracks polyurethane resin can Use the aqueous be full of cracks polyurethane resin of Shuande You Li resin company limited, be called for short cracking resin for synthesizing.Dongguan City also can be used extensively to change The corresponding product of leather chemical industry trade Co., Ltd.
Top coat: topcoating, the 4th dry with hot light after prepare finished product surpass fiber material；The weight portion of top coat Proportioning is: the highlight water-based polyurethane resin of 80-180 part, 2-3 part waterborne polyurethane resin cross-linking agent and 2-3 part water-based thickener. Highlight water-based polyurethane resin can use wheat Ji water high light polyurethane resin, and model is MageUR-254.Aqueous polyurethane tree Fat cross-linking agent is called for short polyurethane cross-linking agent, can use the product of Qingdao Bai Qing new material company limited.Water-based thickener can use The product of Jiangsu Hai'an Petrochemical Plant.It addition, each material in said components all can use Su Sheng Hai'an petrochemical plant Corresponding product.
Aqueous polyurethane is the polyaminoester emulsion being dissolved in water；Back cover agent is cation back cover agent；Nanoparticle filler is gas phase Silicon dioxide；Waterborne polyurethane resin cross-linking agent is epoxy resin, melamine class and isocyanates aqueous polyurethane tree Fat cross-linking agent；Water-based thickener is cellulose family and polyene alcohols water-based thickener.Aerosil can use triumphant mattress chemical industry The product of Guangzhou company, model is QS-102.
The surface layer of surface of semi-finished forms required decorative pattern by vacuum pattern absorbing again.
Embodiment three
The present embodiment differs primarily in that with embodiment one, and each process parameter in embodiment one is made by the present embodiment The most preferably select, something in common, do not repeat them here.
Step 1
Fiber A, fiber B and fiber C mix and carry out shredding step.
Mix carry out shredding step, then by fibre it is preferred that fiber A carries out shredding step, fiber B and fiber C Dimension A, fiber B and fiber C mixes and carries out preliminary blend step.
Step 2
The needling density of pre-needling is 90～92 thorns/cm2, depth of needling is 8.2～8.5mm.
Just stinging plate it is preferred that positive and negative needle-punching run uses and counter stinging plate, just stinging the needling density of plate be 270～280 sting/ cm2, depth of needling is 5.5～6mm, and the needling density of anti-thorn plate is 420～450 thorns/cm2, depth of needling is 8.2～8.5mm.
In composite steps, woven fabric uses chinlon woven fabric；3 D stereo fibre web and woven fabric use pre-spun lacing and/or water Thorn is combined into super fine compound nonwoven cloth；Or 3 D stereo fibre web and woven fabric use positive and negative acupuncture to be combined into super fine composite non woven Cloth, the needling density just stinging plate is 560～580 thorns/cm2, depth of needling is 6.2～6.5mm, and the needling density of anti-thorn plate is 450～550 thorns/cm2Or 500～550 thorns/cm2, depth of needling is 9～10.2mm or 9.5～10.2mm.It is preferred that it is anti- The needling density of thorn plate is 450～470 thorns/cm2, depth of needling is 9～9.5mm, and the acupuncture that anti-thorn plate is so greatly decreased is close Degree, depth of needling, can significantly improve the firmness, strongly of super fine compound nonwoven cloth, the particularly super fine composite non woven of enhancing on the contrary Cloth strength in all directions, while density increases, size is the most stable.
Step of having a shave uses thorn machine, and the needling density to thorn machine is 810～830 thorns/cm2, depth of needling be 3.2～ 4.5mm, the weight stinging into non-woven fabrics is 380～450g/m2Or 380～390g/m2, thickness is 1.6～1.7mm.It is preferred that Super fine compound nonwoven cloth after having a shave is 410～450g/m2。
Plate temperature be 125～128 DEG C, it is preferred that plate temperature be 128～132 DEG C, can fully eliminate contraction, Eliminate stress, after plating, make base fabric.
Step 3
The temperature of poly-vinyl alcohol solution is 85～88 DEG C, or 92～96 DEG C, the temperature of the 1st prebake is 115～120 DEG C, the temperature that the 1st time dries is 120～132 DEG C.It is preferred that the temperature dried for the 1st time is 132～138 DEG C, 135～138 DEG C, Make polyvinyl alcohol be coated on the surface of super fine compound nonwoven cloth, the particularly surface of fiber completely, it is simple to washing below, formed Space, improves ventilative, the performance of moisture-inhibiting.1st drying also makes fiber B modification high-shrinkage polyster shrink completely, eliminating should Power, the density that improves, put forward highdensity uniformity.
Step 4
Wet polyurethane slurry can use existing polyurethane slurry, for example with the component of following weight portion: 72～75 Part dimethylformamide, 25～26 parts of modified polyurethanes, 0.35～0.38 foam stabilizer, 3.5～3.8 parts of foaming agent, 0.55～ 0.58 part of abscess mediator agent etc., the most also can add 1～1.5 part of dispersant, add appropriate mill base according to Colour selection, such as 4～4.5 parts of mill bases.Said components can use existing product on the market or the product of each auxiliary agent manufacturer.
The temperature of solidification is 28～32 DEG C, and the temperature of room temperature washing is 25～28 DEG C, and the temperature of the 2nd prebake is 110 ～115 DEG C, the temperature that the 2nd time dries is 110～115 DEG C, and high temperature washing uses deionized water and temperature to be 98～112 DEG C, dry The temperature of dry sizing is 122～135 DEG C.It is preferred that be solidified as 4～5 solidifications, the weight portion of the 1st time to the 5th solidification liquid is such as Under in gradient change: 29～30 parts, 26～28 parts, 18～22 parts, 12～16 parts, 8～10 parts.Make simultaneously solidification the most correspondingly in Graded, so can substantially form the microcellular structure of porous, varying aperture, and particularly these microcellular structures distribution is the most equal Even, flexible.
The weight of aqueous pu dispersions is: 70～75 parts of polyurethane resins, 11～13 parts of N～vinyl miaow Azoles salt polymer, 4～5 parts of coalescents, 1.5～1.8 parts of defoamer, 1.5～1.8 parts of levelling agents, 0.5～1.2 part natural Latex, 0.5～1.2 part of stabilizer.It is preferred that the said components in aqueous pu dispersions is separately added into, and it is separately added into After be sufficiently stirred for, so can improve the dipping effect of aqueous pu dispersions.Wherein coalescents, defoamer, levelling agent, soft Soft dose, stabilizer can use the most existing product.Such as stabilizer uses liquid barium zinc compound stabilizer, Liquid K zinc multiple Close stabilizer.Softening agent is remarkably improved the flexibility of semi-finished product, contributes to surface effect below and functional agent processes, corresponding Strengthen surface effect and function.Coalescents can use the product of Shandong Hao Yao new material company limited.Coalescents, defoamer Also can use the product of Han Tai Chemical Co., Ltd. of Nantong City.Levelling agent can use Dongguan City Yi Lian Chemical Industry Science Co., Ltd Product, model is EL-2818.Softening agent can use the product of Longkou Yijiu Chemical Technology Co., Ltd..Coalescents, disappear Infusion, levelling agent, softening agent also can all use the product of Longkou Yijiu Chemical Technology Co., Ltd..Stabilizer can use Hunan The product of Shaoyang Tiantang Auxiliaries Chemical Co., Ltd. of province.And said components also can all use paradise, Shaoyang, Hunan Province auxiliary agent chemical industry The corresponding product of company limited.
The number-average molecular weight of polyurethane resin is 1500～4800；N～the molecular structure of vinyl imidazole salt polymer Formula be its number-average molecular weight be 1500～48000.
Vacuum dehydration can use first vacuum dehydration, or it is de-to carry out second vacuum after first vacuum dehydration Water.The vacuum of first vacuum dehydration is 38Kpa～42Kpa, and the vacuum of second vacuum dehydration is 42Kpa～46Kpa.
Step 5
Alkali liquor is 7.0～7.8 weight portion alkali liquor, preferably uses 8.2～8.6 weight portion NaOH solution.After soda-dip, Pick-up is 96～98%, then chemical reaction under the conditions of 105～110 DEG C, makes in NaOH and terylene island fiber with figured sea-island Alkalescence terylene carries out complete hydrolysis reaction, resolves into little molecule, forms super-refinement fiber bundle structure, contributes to significantly improving ventilative Property.
After hydrolytic breakdown, by any one or more the washing group in ultrasonic wave water washing, negative pressure washing, pulse washing etc. Close.It is preferred that carry out successively ultrasonic wave water washing, negative pressure washing, pulse washing, so can fully erased hydrolytic breakdown residue, i.e. Fully erased above-mentioned reaction residues.
Before and after hydrolytic breakdown residue treatment, all can carry out pH value regulation, be regulated by 1 time or 2 pH value, make The pH value of semi-finished product reaches neutral post-drying.
It is remarkably improved breathability, dimensionally stable by step 5, has no irritating odor.
Step 6
The temperature that the 4th is dried is 155～165 DEG C, and the temperature that vacuum is inhaled is 160 DEG C～205 DEG C.It is preferred that vacuum is inhaled Temperature be 165 DEG C～205 DEG C, vacuum inhale vacuum be 400mmHg～650mmHg, vacuum inhale the time of staying be 5～9 Second.
It is preferred that the thickness of the semi-finished product before vacuum suction is 0.1～3.2mm.
In the present embodiment, each technological parameter in step 1 to step 6 can combination in any, suitably change or modification.And this Each material mentioned in embodiment all can use the corresponding product of above-mentioned manufacturer production.
It addition, the vacuum suction of the present invention is prepared kishke feel and surpassed fiber material, it uses technique to be as previously mentioned prepared from, texture Effect third dimension is strong, gloss natural, feel is abundant, full, and breathability, elasticity, peel strength, abrasion performance, tear, maximum The various physical indexs such as pulling force, elongation percentage, color inhibition, resistance to complications, pliability are all remarkably higher than like product.The present invention makes The abrasion performance of finished product, maximum pull even exceed 24～26% than the index of existing product, the resistance to song of the finished product that the present invention makes Folding even exceeds 40～42% than the index of existing product.
The super fiber material of the present invention can be made into 1.2mm～5.2mm, due to the abrasion performance of the present invention, tear, maximum pull Physical index is all remarkably higher than like product, is particularly well-suited to make the relatively thin super fiber material that thickness is 1.2mm～1.5mm. Owing to the feel of present invention physical index tortuous, flexible abundant, full, elastic, resistance to is all remarkably higher than like product, also special It is not applicable to make the thicker super fiber material that thickness is 4.8mm～5.2mm.So can be widely applied to expensive goods, especially It is applicable to the expensive goods such as car interior trim, footwear clothes, clothing, expands super fiber material, the application prospect of super fine goods further.
The super fine goods preparation technology of kishke feel is prepared in the vacuum suction of the present invention, uses technique as previously mentioned to prepare super fine material Material, super fiber material uses existing common process to make super fiber material goods.
The super fine goods of kishke feel are prepared in the vacuum suction of the present invention, and it is the goods using technique to be as previously mentioned prepared from.
Above-described embodiment the product form of the non-limiting present invention and style, the ordinary skill people of any art Member is suitably changed what it did or modifies, and all should be regarded as the patent category without departing from the present invention.

Claims (5)

1. vacuum suction is prepared kishke feel and is surpassed fiber material preparation technology, it is characterised in that realized by following steps:
Step 1 prepares fiber bat: by fiber A, fiber B and fiber C through shredding, preliminary mixing, the 1st opener, metal detection, Mixing and the 2nd opener, making fiber is flakes, and the fiber bat with certain density made by flakes fiber；Wherein, fiber Weight be: fiber A is 85～88 parts of 3.5D × 51mm terylene island fiber with figured sea-island, fiber B be 4～5 parts modified high Contraction terylene fiber, fiber C is 8～12 parts of corium fabrics；Corium fabric uses scrap leather bits to process preparation through super fibrillation；
Step 2 prepares base fabric: the fiber bat of step 1 preparation is weighed, old miscellaneous, the lapping of combing, mixing, pre-needling, positive purl Thorn forms 3 D stereo fibre web；Below 3 D stereo fibre web, laydown machine is weaved cotton cloth, and through positive and negative acupuncture, makes 3 D stereo fibre web and machine Weave cotton cloth and be combined into super fine compound nonwoven cloth；Super fine compound nonwoven cloth plates after having a shave and makes base fabric；
Step 3 polyvinyl alcohol impregnation processes: the base fabric of step 2 preparation is through impregnation with, system is dried in roll, the 1st prebake and the 1st time Product in the middle of becoming；Wherein, described impregnation liquid be mass concentration be the poly-vinyl alcohol solution of 6～8%；
The impregnation of step 4PU process: step 3 preparation middle product through wet polyurethane impregnating slurry, solidification, room temperature wash, the 2nd time Prebake, dispersion dipping, vacuum dehydration, the 2nd drying, high temperature washing and dryness finalization make semi-finished product；Wherein, described solidifying Solid-liquid is dimethylformamide, and described dispersion dipping uses aqueous pu dispersions；
Step 5 alkali decrement treatment: the semi-finished product of step 4 preparation are through soda-dip, hydrolytic breakdown and remove hydrolytic breakdown residue treatment；
Step 6 surface effect and functional agent process: the semi-finished product of step 5 preparation process through functional agent and i.e. make with surface effect process Obtain finished product and surpass fiber material；
Wherein, functional agent processes as follows:
Dry for 3rd time after dipping or applying functional agent liquid；The weight of functional agent liquid is: 5～50 parts of poly-ammonia of aqueous Ester resin, 2～4 parts of penetrating agent, 4～10 parts of softening agents, 0.1～0.8 part of Heveatex, 50～90 parts of deionized waters；Dry for 3rd time Dry temperature is 80～180 DEG C；
Surface effect processes as follows successively:
The surface of semi-finished product forms surface layer by veneer or coating, and surface layer is formed by vacuum tattoo machine inhales stricture of vagina, i.e. makes finished product Super fiber material.
2. vacuum suction as claimed in claim 1 is prepared kishke feel and is surpassed fiber material preparation technology, it is characterised in that:
In described step 1:
Described fiber A, described fiber B and described fiber C mix and carry out described shredding step；Or
Described fiber A carries out described shredding step, described fiber B and described fiber C and mixes and carry out described shredding step, Then described fiber A, described fiber B and described fiber C are mixed and carry out described preliminary blend step；Or
In described step 2:
The needling density of described pre-needling is 90～92 thorns/cm2, depth of needling is 8.2～8.5mm；Or
Described positive and negative needle-punching run uses and is just stinging plate and counter stinging plate, and the needling density just stinging plate is 270～280 thorns/cm2, acupuncture is deep Degree is 5.5～6mm, and the needling density of anti-thorn plate is 420～450 thorns/cm2, depth of needling is 8.2～8.5mm；Or
In described composite steps, described woven fabric uses chinlon woven fabric；Described 3 D stereo fibre web and described woven fabric use Pre-spun lacing and/or spun lacing are combined into super fine compound nonwoven cloth；Or described 3 D stereo fibre web and described woven fabric use positive and negative Acupuncture is combined into super fine compound nonwoven cloth, and the needling density just stinging plate is 560～580 thorns/cm2, depth of needling be 6.2～ 6.5mm, the needling density of anti-thorn plate is 500～550 thorns/cm2, depth of needling is 9.5～10.2mm；Or
Described step of having a shave uses thorn machine, and the needling density to thorn machine is 810～830 thorns/cm2, depth of needling be 3.2～ 4.5mm, stinging into non-woven weight is 380～390g/m2, thickness is 1.6～1.7mm；
The temperature of described pressing step is 125～128 DEG C；
In described step 3:
The temperature of described poly-vinyl alcohol solution is 85～88 DEG C, and the temperature of the 1st prebake is 115～120 DEG C, dries for the 1st time Temperature be 120～132 DEG C；Or
In described step 4:
The temperature of solidification is 28～32 DEG C, and the temperature of room temperature washing is 25～28 DEG C, and the temperature of prebake is 110～115 DEG C, dries Dry temperature is 110～115 DEG C, and high temperature washing uses deionized water and temperature to be 98～112 DEG C, and the temperature of dryness finalization is 122～135 DEG C；
The weight of described aqueous pu dispersions is: 70～75 parts of polyurethane resins, 11～13 parts of N～vinyl miaow Azoles salt polymer, 4～5 parts of coalescents, 1.5～1.8 parts of defoamer, 1.5～1.8 parts of levelling agents, 0.5～1.2 part natural Latex, 0.5～1.2 part of stabilizer；
The number-average molecular weight of described polyurethane resin is 1500～4800；Described N～the molecule of vinyl imidazole salt polymer General structure be its number-average molecular weight be 1500～48000；
Described vacuum dehydration carries out second vacuum dehydration after using first vacuum dehydration, or first vacuum dehydration； The vacuum of first vacuum dehydration is 38Kpa～42Kpa；The vacuum of second vacuum dehydration is 42Kpa～46Kpa；
In described step 6:
The temperature that described vacuum is inhaled is 160 DEG C～205 DEG C, and the vacuum that vacuum is inhaled is 400mmHg～650mmHg, and vacuum is inhaled Time is 5～9 seconds.
3. vacuum suction is prepared kishke feel and is surpassed fiber material, it is characterised in that it is prepared from for using technique described in claim 1 Super fiber material.
4. the super fine goods preparation technology of kishke feel is prepared in vacuum suction, it is characterised in that use technique preparation described in claim 1 super Fiber material, super fiber material makes super fiber material goods.
5. the super fine goods of kishke feel are prepared in vacuum suction, it is characterised in that it is prepared from for using technique described in claim 4 Goods.
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CN107245888A (en) * 2017-05-10 2017-10-13 东莞市雄林新材料科技股份有限公司 A kind of vacuum pattern absorbing leather and preparation method thereof
CN107385948A (en) * 2017-07-03 2017-11-24 徐琦 The method for going back raw hide is prepared based on collagen fabric fabric combination water jet process
CN109972399A (en) * 2019-03-08 2019-07-05 上海华峰超纤材料股份有限公司 Skin-imitated superfine fiber synthetic leather and its preparation method and application
CN111519343A (en) * 2020-03-02 2020-08-11 上海东喜实业有限公司 Manufacturing method of high-tear high-strength needle-punched non-woven fabric for synthetic leather
WO2020199338A1 (en) * 2019-04-04 2020-10-08 江阴骏华纺织科技有限公司 Hydroentangled wound recycled cow leather preparation process

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107245888A (en) * 2017-05-10 2017-10-13 东莞市雄林新材料科技股份有限公司 A kind of vacuum pattern absorbing leather and preparation method thereof
CN107245888B (en) * 2017-05-10 2019-10-08 东莞市雄林新材料科技股份有限公司 A kind of vacuum pattern absorbing leather and preparation method thereof
CN107385948A (en) * 2017-07-03 2017-11-24 徐琦 The method for going back raw hide is prepared based on collagen fabric fabric combination water jet process
CN109972399A (en) * 2019-03-08 2019-07-05 上海华峰超纤材料股份有限公司 Skin-imitated superfine fiber synthetic leather and its preparation method and application
CN109972399B (en) * 2019-03-08 2021-11-12 上海华峰超纤科技股份有限公司 Leather-imitated superfine fiber synthetic leather and preparation method and application thereof
WO2020199338A1 (en) * 2019-04-04 2020-10-08 江阴骏华纺织科技有限公司 Hydroentangled wound recycled cow leather preparation process
US11879206B2 (en) 2019-04-04 2024-01-23 Jiangyin Junhua Textile Technology Co., Ltd. Preparation process of spunlace intertwining type recycled cow leather
CN111519343A (en) * 2020-03-02 2020-08-11 上海东喜实业有限公司 Manufacturing method of high-tear high-strength needle-punched non-woven fabric for synthetic leather

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