WO2020034961A1 - Three-layer composite waterproof breathable fabric and preparation method thereof - Google Patents

Three-layer composite waterproof breathable fabric and preparation method thereof Download PDF

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Publication number
WO2020034961A1
WO2020034961A1 PCT/CN2019/100427 CN2019100427W WO2020034961A1 WO 2020034961 A1 WO2020034961 A1 WO 2020034961A1 CN 2019100427 W CN2019100427 W CN 2019100427W WO 2020034961 A1 WO2020034961 A1 WO 2020034961A1
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WIPO (PCT)
Prior art keywords
fabric
layer
rubber
parts
interlayer
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PCT/CN2019/100427
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French (fr)
Chinese (zh)
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陈忠炜
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陈忠炜
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Publication of WO2020034961A1 publication Critical patent/WO2020034961A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/08—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
    • B05D7/04—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber to surfaces of films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/02—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from cellulose, cellulose derivatives, or proteins
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/16—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds as constituent
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
    • D03D13/008—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft characterised by weave density or surface weight
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D9/00—Open-work fabrics
    • 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
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/20—All layers being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • B32B2262/065—Lignocellulosic fibres, e.g. jute, sisal, hemp, flax, bamboo
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating
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    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
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    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
    • B32B2307/7145—Rot proof, resistant to bacteria, mildew, mould, fungi
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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    • C08K2003/265—Calcium, strontium or barium carbonate
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    • D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]

Definitions

  • the invention belongs to the technical field of fabrics and processing technology, and particularly relates to a three-layer composite waterproof breathable fabric and a preparation method thereof.
  • Clothes refer to all kinds of clothes and clothing worn on the body.
  • the original meaning of clothes is a medium for protecting against cold and warmth; in modern society, clothes have gradually evolved into decorative items for the human body, and more often symbolize the living standard of a person and society.
  • people are paying more and more attention to the health effects of clothing.
  • the demand for the safety of fabrics has continued to expand. People have higher requirements on the functionality, comfort, health, environmental protection and health care of clothing fabrics. Continuously develop new materials for clothes, and use appropriate processes to add various effects of different materials to the clothes, increasing the functionality of the clothes.
  • waterproof and breathable laminated fabrics have become a hotspot in the research and development of textile products.
  • functional textile fabrics waterproof and breathable laminated fabrics are difficult and high-tech products. It is of great significance to develop a better waterproof and breathable fabric that meets the needs of the market.
  • the purpose of the present invention is to provide a three-layer composite waterproof breathable fabric and a preparation method thereof. While the prepared fabric enhances the air-tightness and water-tightness of the fabric, its unique breathability allows the water vapor inside the structure to be quickly discharged, avoiding The structure generates mold and keeps the human body dry all the time. It perfectly solves the problems of ventilation and windproof, waterproof and warmth. It is a new type of healthy and environmentally friendly fabric.
  • a three-layer composite waterproof and breathable fabric including an inner fabric layer, a fabric interlayer, and a waterproof layer;
  • the inner layer of the fabric serves as the inner backing layer of the fabric, and the other surface of the fabric interlayer is coated with a waterproof layer;
  • the inner layer of the fabric and the interlayer of the fabric are made of high-strength breathable fabric, and the inner surface of the fabric and the surface of the interlayer are bonded with rubber columns and rubber.
  • the column is a semi-circular rubber strip.
  • the bottom surface of the rubber strip is bonded to the surface of the fabric inner layer / fabric interlayer.
  • the high-strength and breathable fabric includes warp and weft, weaving the warp into a fiber web according to the warp density of 78-88 threads / cm, and the weft according to the weft density of 55-65 threads / cm to produce a high-strength breathable fabric;
  • the waterproof layer is a waterproof and breathable film
  • the waterproof and breathable film is made of the following raw materials by weight: 25-30 parts of fluorine-containing acrylate, 15-20 parts of polylactic acid, 7-10 parts of polyguilide, and isophor 6-9 parts of ketone diisocyanate, 60-70 parts of N-methylpyrrolidone, 2-3 parts of polydimethylsiloxane prepolymer, 46-58 parts of acetone;
  • the rubber column is formed by using high-elastic rubber tabletting
  • the three-layer composite waterproof breathable fabric is prepared by the following steps:
  • Step S1 using a highly elastic and breathable fabric to fabricate the fabric inner layer and the fabric interlayer, and the fabric inner layer is used as the backing layer;
  • Step S2 a high-elastic rubber sheet is used to form a rubber column
  • Adhesive rubber pillars are equally bonded to the inner surface of the fabric and the surface of the fabric sandwich with an adhesive, wherein the distance between the two rubber pillars on the inner fabric layer and the fabric sandwich is 1.5- 2 times;
  • Step S4 the inner layer of the fabric and the interlayer of the fabric are bonded with an adhesive, and the rubber columns on the inner layer of the fabric and the interlayer of the fabric are staggered during bonding;
  • step S5 the waterproof and breathable film is laminated on the surface of the fabric interlayer through polyurethane hot-melt adhesive, and the composite temperature is 60-70 ° C, the curing time is 22-24h, and the composite pressure is 5MPa to prepare a three-layer composite waterproof and breathable fabric.
  • the warp yarn is made of the following raw materials by weight: 15-20 parts of bamboo pulp fiber, 10-15 parts of polyester fiber, 5-10 parts of ethylene-propylene rubber, 5-8 parts of polyethylene glycol, and 5 of rosin. -8 parts, nano-montmorillonite 4-7 parts, coupling agent 3-5 parts;
  • the coupling agent is vinyltrimethoxysilane or vinyltri ( ⁇ -methoxyethoxy) silane
  • the warp yarn is prepared by the following methods: bamboo pulp fiber, polyester fiber, ethylene-propylene rubber, polyethylene glycol, rosin, and nano-montmorillonite are sent to a twin-screw extruder, mixed and heated to a molten state, and then added Coupling agent, mix well, extrude the melt from the spinneret, and form warp threads after cooling;
  • the prepared warp yarn has a fineness of 18-20um.
  • the Wei silk is prepared by the following method: using jade fiber as the core yarn and EPDM rubber as the covering material, in the coating machine, the EPDM rubber is heated and screw-pressurized to rotate and melt. Shaped, uniformly coated on polyester fiber core yarn to make Wei silk.
  • the coating thickness of the EPDM rubber coating is 0.05-0.07mm.
  • the waterproof and breathable film is prepared by the following method: 1) Dissolving fluorine-containing acrylate, polylactic acid, polychinolactone, isophorone diisocyanate in N-methylpyrrolidone, and stirring at room temperature for 11-13h A uniform and transparent solution is obtained, and the solution is subjected to electrostatic spinning to obtain a hydrophobic film;
  • the spinning process parameters are: the receiving distance is 22cm, the perfusion speed is 0.9mL / h, the spinning environment temperature is 23-26 ° C, and the relative humidity is 42-44%;
  • the thickness of the heat-treated film is 42-45um
  • the dimethicone / acetone treatment solution is used to scrape the heat-treated film. After the coating is completed, the film is cured in a vacuum oven and dried at 80 ° C for 10-11 hours to prepare a waterproof and breathable film.
  • the high-elastic rubber is prepared by the following method: 35-45 parts of natural rubber, 15-20 parts of nitrile rubber, 6-10 parts of nano calcium carbonate, and isoprene are added to the internal mixer. 2-3 parts of diene, vulcanize for 5-10 minutes, keep the compaction temperature at 110-130 ° C, and leave it for 20-24 hours to obtain high elastic rubber.
  • Step S1 using a highly elastic and breathable fabric to fabricate the fabric inner layer and the fabric interlayer, and the fabric inner layer is used as the backing layer;
  • Step S2 a high-elastic rubber sheet is used to form a rubber column
  • Adhesive rubber pillars are equally bonded to the inner surface of the fabric and the surface of the fabric sandwich with an adhesive, wherein the distance between the two rubber pillars on the inner fabric layer and the fabric sandwich is 1.5- 2 times;
  • Step S4 the inner layer of the fabric and the interlayer of the fabric are bonded with an adhesive, and the rubber columns on the inner layer of the fabric and the interlayer of the fabric are staggered during bonding;
  • step S5 the waterproof and breathable film is laminated on the surface of the fabric interlayer through polyurethane hot-melt adhesive, and the composite temperature is 60-70 ° C, the curing time is 22-24h, and the composite pressure is 5MPa to prepare a three-layer composite waterproof and breathable fabric.
  • the adhesive is an epoxy adhesive.
  • the fabric of the present invention is composed of three layers of fabric inner layer, fabric interlayer and waterproof layer.
  • the prepared fabric can not only enhance the airtightness and watertightness of the fabric, but also its unique breathability, which can make the interior water vapor Quickly discharge, avoid structural mold growth, and keep the human body always dry, perfectly solve the problems of ventilation and windproof, waterproof, warmth, etc., is a new type of healthy and environmentally friendly fabric;
  • the waterproof layer of the present invention is made of a waterproof and breathable film.
  • the polydimethylsiloxane coating in the waterproof and breathable film forms a hydrophobic functional layer on the surface of the film, resulting in the hydrophobicity of the fiber membrane;
  • the siloxane coating caused the adhesion structure to appear in the fiber membrane. Filling the holes between adjacent fibers in the film caused the pore diameter of the film to decrease.
  • the average pore diameter of the film after polydimethylsiloxane coating treatment was 1- In the range of 2um, the diameter of water vapor molecules is about 0.0004 ⁇ m, the pore diameter is much larger than the size of water vapor and air molecules, and the diameter of ordinary water droplets is greater than 100 ⁇ m, so even the smallest raindrops cannot pass, while the water vapor molecules and air molecules can pass through. So that the film has a waterproof and breathable function;
  • the fabric inner layer and the fabric interlayer of the present invention are formed by blending bamboo pulp fiber and polyester fiber, and the blending can make the prepared fabric layer have the advantages of high strength, good thermal stability, moisture absorption and quick drying, and health care; meanwhile, There is a rubber column between the inner layer of the fabric and the interlayer of the fabric.
  • the rubber column allows more space between the inner layer of the fabric and the interlayer of the fabric to enhance the breathability; the rubber column is made of high-elastic rubber, which makes the composite fabric elastic. The fabric is not easily deformed.
  • FIG. 1 is a schematic cross-sectional view of a three-layer composite waterproof breathable fabric according to the present invention.
  • a three-layer composite waterproof and breathable fabric as shown in FIG. 1, includes an inner fabric layer 1, a fabric interlayer 2 and a waterproof layer 3;
  • the inner layer 1 of the fabric is used as the inner substrate layer of the fabric, and the other surface of the fabric interlayer 2 is coated with a waterproof layer 3.
  • the inner layer of the fabric 1 and the interlayer 2 of the fabric are made of high-strength and breathable fabric, and the surfaces of the inner layer 1 and the interlayer 2 of the fabric are both
  • the rubber column 4 is bonded.
  • the rubber column 4 is a semi-circular rubber strip.
  • the bottom surface of the rubber strip is bonded to the surface of the inner fabric layer 1 / fabric interlayer 2.
  • the high-strength and breathable fabric includes warp and weft. Weaving the warp according to the warp density is 78-88 strands / cm, and the weft is woven into a fiber web according to the weft density of 55-65 strands / cm.
  • the warp yarn is made of the following raw materials by weight: 15-20 parts of bamboo pulp fiber, 10-15 parts of polyester fiber, 5-10 parts of ethylene-propylene rubber, 5-8 parts of polyethylene glycol, and 5-8 parts of rosin 4, 4-7 parts of nano-montmorillonite, 3-5 parts of coupling agent;
  • the coupling agent is vinyltrimethoxysilane or vinyltri ( ⁇ -methoxyethoxy) silane
  • the warp yarn is prepared by the following methods: bamboo pulp fiber, polyester fiber, ethylene-propylene rubber, polyethylene glycol, rosin, and nano-montmorillonite are sent to a twin-screw extruder, mixed and heated to a molten state, and then added Coupling agent, mix well, extrude the melt from the spinneret, and form warp threads after cooling;
  • the fineness of the prepared warp yarn is 18-20um;
  • bamboo pulp fiber has a honeycomb microporous structure that penetrates inside and outside. It has the advantages of health care, cooling, moisture absorption and quick drying.
  • the polyester fiber has high strength and good thermal stability, but its hygroscopicity is slightly worse.
  • the prepared warp yarn has the advantages of high strength, good thermal stability, moisture absorption and quick drying, and health care;
  • the Wei silk is prepared by the following method: using jade fiber as the core yarn and EPDM as the covering material.
  • the EPDM is heated and screw-pressurized to form a molten state, which is uniform. Covered with polyester fiber core yarn to make Wei silk;
  • the coating thickness of the EPDM rubber coating is 0.05-0.07mm;
  • the EPDM rubber is coated on the outer surface of the jade fiber to form an elastic rubber layer with a microporous structure, good air permeability, good stability, can be used for a long time, and the size is not easy to deform;
  • the waterproof layer 3 is a waterproof and breathable film.
  • the waterproof and breathable film is made of the following raw materials by weight: 25-30 parts of fluorinated acrylate, 15-20 parts of polylactic acid, 7-10 parts of polychitolactone, isophor 6-9 parts of ketone diisocyanate, 60-70 parts of N-methylpyrrolidone, 2-3 parts of polydimethylsiloxane prepolymer, 46-58 parts of acetone;
  • the waterproof and breathable film is prepared by the following method: 1) Dissolving fluorine-containing acrylate, polylactic acid, polychinolactone, isophorone diisocyanate in N-methylpyrrolidone, and stirring at room temperature for 11-13 hours to obtain uniform and transparent Solution, the solution was subjected to electrostatic spinning, spinning to obtain a hydrophobic film;
  • the spinning process parameters are: the receiving distance is 22cm, the perfusion speed is 0.9mL / h, the spinning environment temperature is 23-26 ° C, and the relative humidity is 42-44%;
  • Heat treatment can induce isophorone diisocyanate to unblock to produce isocyanate groups and chemically cross-link with hydroxyl groups on polycaprolactone, forming a hydrophobic functional layer on the surface of the fiber membrane, and building a stable adhesion structure. Increased strength and elasticity between adjacent fiber fusion points;
  • the thickness of the heat-treated film is 42-45um
  • the polydimethylsiloxane / acetone treatment solution is used to scrape the heat-treated film. After the coating is completed, the film is cured in a vacuum oven, and dried at 80 ° C for 10-11 hours to obtain a waterproof and breathable film;
  • the polydimethylsiloxane coating forms a hydrophobic functional layer on the surface of the film, which causes the fiber membrane to be hydrophobic.
  • the polydimethylsiloxane coating causes the adhesion structure to appear in the fiber membrane and fills the phase in the film.
  • the pores between adjacent fibers cause the pore diameter of the film to decrease.
  • the average pore diameter of the film after polydimethylsiloxane coating is in the range of 1-2um.
  • the diameter of water vapor molecules is about 0.0004 ⁇ m, and the pore diameter is much larger than that of water vapor.
  • the size of air molecules the diameter of ordinary water droplets is greater than 100 ⁇ m, so even the smallest raindrops cannot pass, while water vapor molecules and air molecules can pass through, so that the film has a waterproof and breathable function;
  • the rubber column 4 is formed by tabletting with high-elastic rubber, which is prepared by the following method: 35-45 parts of natural rubber, 15-20 parts of nitrile rubber, and nano-carbonic acid are added to the internal mixer. 6-10 parts of calcium, 2-3 parts of isoprene, smelting for 5-10 minutes, keeping the mixing temperature at 110-130 ° C, and leaving it for 20-24 hours to obtain high-elastic rubber;
  • Natural rubber is the rubber with the best elasticity.
  • the combined use of nitrile rubber will increase the entropy elasticity of the polymer chain in natural rubber and improve the elasticity of the rubber.
  • Nano calcium carbonate as a filler is evenly dispersed in the rubber body, which can improve the abrasion resistance and resistance of the rubber.
  • Wet slip; Isoprene is mainly used as the activator of natural rubber and nitrile rubber, which can promote the vulcanization, activation and reinforcement of anti-aging effect of rubber, can strengthen the vulcanization process, achieve stability, improve processing safety, greatly Reduce the defective rate and improve the anti-aging and anti-cracking performance of rubber products;
  • the method for preparing the three-layer composite waterproof breathable fabric includes the following steps:
  • Step S1 fabricating a fabric inner layer 1 and a fabric interlayer 2 with a highly elastic and breathable fabric, and the fabric inner layer 1 is used as a substrate layer;
  • Step S2 using high-elastic rubber sheeting to form a rubber column 4,
  • Adhesive rubber pillars 4 are adhered to the surface of the inner fabric layer 1 and the fabric sandwich 2 with an adhesive at equal intervals.
  • the distance between the two rubber pillars 4 on the inner fabric layer 1 and the fabric sandwich 2 is rubber. 1.5-2 times the diameter of column 4;
  • Step S4 Adhesive the inner layer 1 of the fabric and the interlayer 2 of the fabric with an adhesive. When bonding, the inner columns 1 of the fabric and the rubber columns 4 on the interlayer 2 are staggered;
  • Step S5 The water-proof and breathable film is laminated on the surface of the fabric interlayer 2 by polyurethane hot-melt adhesive.
  • the composite temperature is 60-70 ° C
  • the curing time is 22-24h
  • the composite pressure is 5MPa.
  • Three-layer composite waterproof and breathable fabric is prepared. ;
  • the adhesive is an epoxy adhesive.
  • the waterproof and breathable film is made of the following raw materials by weight: 25 parts of fluorinated acrylate, 15 parts of polylactic acid, 7 parts of polychitolactone, 6 parts of isophorone diisocyanate, 60 parts of N-methylpyrrolidone, and polydimethylformamide 2 parts of siloxane prepolymer, 46 parts of acetone;
  • High-elastic rubber is prepared by adding 35 parts of natural rubber, 15 parts of nitrile rubber, 6 parts of nanometer calcium carbonate, 2 parts of isoprene, and mixing for 5 minutes to the mixer.
  • the mixing temperature is 110 °C, and it is allowed to stand for 20 hours to obtain high elastic rubber;
  • the waterproof and breathable film is made of the following raw materials by weight: 28 parts of fluorinated acrylate, 18 parts of polylactic acid, 8 parts of polychinolactone, 7 parts of isophorone diisocyanate, 65 parts of N-methylpyrrolidone, and polydimethylene 2.5 parts of silicone prepolymer, 52 parts of acetone;
  • High-elastic rubber is prepared by adding 40 parts by weight of natural rubber, 17 parts of nitrile rubber, 8 parts of nanometer calcium carbonate, 2.5 parts of isoprene, and mixing for 8 minutes in the mixer.
  • the mixing temperature is 120 °C, and it is allowed to stand for 22 hours to obtain high elastic rubber;
  • the waterproof and breathable film is made of the following raw materials by weight: 30 parts of fluorine-containing acrylate, 20 parts of polylactic acid, 10 parts of polychinolactone, 9 parts of isophorone diisocyanate, 70 parts of N-methylpyrrolidone, and polydimethylene 3 parts of siloxane prepolymer, 58 parts of acetone;
  • High-elastic rubber is prepared by adding 45 parts by weight of natural rubber, 20 parts of nitrile rubber, 10 parts of nanometer calcium carbonate, 3 parts of isoprene, and mixing for 10 minutes in the mixer.
  • the mixing temperature is 130 ° C, and it is left for 24 hours to obtain a highly elastic rubber.

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Abstract

A three-layer composite waterproof breathable fabric comprises a fabric inner layer (1), a fabric interlayer (2), and a waterproof layer (3). The fabric inner layer (1) serves as an inner bottom layer of the fabric. The waterproof layer (3) is coated on the other surface of the fabric interlayer (2). The fabric inner layer (1) and the fabric interlayer (2) are both made of a high-strength breathable fabric. Rubber columns (4) are bonded to surfaces of both the fabric inner layer (1) and the fabric interlayer (2). The rubber columns (4) are rubber strips having a semicircular cross section. A bottom surface of the rubber strip is bonded to a surface of the fabric inner layer (1) or a surface of the fabric interlayer (2). When the fabric inner layer (1) and the fabric interlayer (2) are composited, the rubber columns (4) are inserted into the surfaces thereof. Curved surfaces of the rubber columns (4) are adhered to the fabric inner layer (1) or the fabric interlayer (2). Also disclosed is a preparation method for a three-layer composite waterproof breathable fabric. The fabric prepared by the method enhances the airtightness and watertightness of cloth, while the unique breathability of the fabric also allows water vapor of an exterior structure thereof to be quickly released, thereby preventing mold in the structure, and keeping a user dry. The acquired fabric is a novel healthy and environmentally friendly fabric.

Description

一种三层复合防水透气面料及其制备方法Three-layer composite waterproof breathable fabric and preparation method thereof 技术领域Technical field
本发明属于面料及其加工技术领域，具体地，涉及一种三层复合防水透气面料及其制备方法。The invention belongs to the technical field of fabrics and processing technology, and particularly relates to a three-layer composite waterproof breathable fabric and a preparation method thereof.
背景技术Background technique
衣服泛指身上穿的各种衣裳服装，衣服的本意是防寒保暖，护身的介质；而在现代社会衣服已经逐渐演化为人体的装饰物品，更多的时候象征了一个人的生活水准和社会地位；同时在衣服基本功能不变的基础上，人们越来越多的注重衣物对身体的保健作用，随着科技的发展和人民生活水平的提高，对于面料的安全性的需求也不断扩大，人们对服装面料的功能性、舒适性、健康性、环保性及保健性都有更高的要求。不断的研发衣服的新材料，利用适当的工艺将不同材料的各种功效添加到衣料中，增加了衣服的功能性。Clothes refer to all kinds of clothes and clothing worn on the body. The original meaning of clothes is a medium for protecting against cold and warmth; in modern society, clothes have gradually evolved into decorative items for the human body, and more often symbolize the living standard of a person and society. At the same time, on the basis of the basic functions of clothes being unchanged, people are paying more and more attention to the health effects of clothing. With the development of science and technology and the improvement of people's living standards, the demand for the safety of fabrics has continued to expand. People have higher requirements on the functionality, comfort, health, environmental protection and health care of clothing fabrics. Continuously develop new materials for clothes, and use appropriate processes to add various effects of different materials to the clothes, increasing the functionality of the clothes.
目前，防水透气层压织物已成为纺织产品研究开发的热点，在功能性纺织面料中，防水透气层压面料是难度较大、技术含量较高的产品。开发出更好的、适应市场需求的防水透气面料具有及其重要的意义。At present, waterproof and breathable laminated fabrics have become a hotspot in the research and development of textile products. Among functional textile fabrics, waterproof and breathable laminated fabrics are difficult and high-tech products. It is of great significance to develop a better waterproof and breathable fabric that meets the needs of the market.
发明内容Summary of the Invention
本发明的目的在于提供一种三层复合防水透气面料及其制备方法，制备得到的面料在加强布料气密性、水密性的同时，其独特的透气性能，可使结构内部水汽迅速排出，避免结构孳生霉菌，并保持人体始终干爽，完美解决了透气与防风，防水，保暖等问题，是一种健康环保的新型面料。The purpose of the present invention is to provide a three-layer composite waterproof breathable fabric and a preparation method thereof. While the prepared fabric enhances the air-tightness and water-tightness of the fabric, its unique breathability allows the water vapor inside the structure to be quickly discharged, avoiding The structure generates mold and keeps the human body dry all the time. It perfectly solves the problems of ventilation and windproof, waterproof and warmth. It is a new type of healthy and environmentally friendly fabric.
本发明的目的可以通过以下技术方案实现：The object of the present invention can be achieved by the following technical solutions:
一种三层复合防水透气面料，包括面料内层、面料夹层和防水层；A three-layer composite waterproof and breathable fabric, including an inner fabric layer, a fabric interlayer, and a waterproof layer;
面料内层作为面料的内衬底层，面料夹层的另一表面涂覆有防水层；面料内层和面料夹层均采用高强透气面料，面料内层和面料夹层的表面均粘结有橡胶柱，橡胶柱为剖面是半圆形的橡胶条，橡胶条的底面粘结于面料内层/面料夹层的表面，面料内层和面料夹层在复合时，二者表面的橡胶柱穿插设置，橡胶柱的弧形表面与面料内层/面料夹粘合；The inner layer of the fabric serves as the inner backing layer of the fabric, and the other surface of the fabric interlayer is coated with a waterproof layer; the inner layer of the fabric and the interlayer of the fabric are made of high-strength breathable fabric, and the inner surface of the fabric and the surface of the interlayer are bonded with rubber columns and rubber. The column is a semi-circular rubber strip. The bottom surface of the rubber strip is bonded to the surface of the fabric inner layer / fabric interlayer. When the fabric inner layer and the fabric interlayer are compounded, the rubber columns on the two surfaces are interspersed and the arc of the rubber column is set. The surface is bonded to the inner layer of the fabric / fabric clip;
所述高强透气面料包括经丝和玮丝，将经丝按照经线密度为78-88根/cm，玮丝按照纬线密度为55-65根/cm编织成纤维网，制得高强透气面料；The high-strength and breathable fabric includes warp and weft, weaving the warp into a fiber web according to the warp density of 78-88 threads / cm, and the weft according to the weft density of 55-65 threads / cm to produce a high-strength breathable fabric;
所述防水层为防水透气薄膜，所述防水透气薄膜由如下重量份原料制成：含氟丙烯酸酯25-30份、聚乳酸15-20份、聚几内酯7-10份、异佛尔酮二异氰酸酯6-9份、N-甲基吡咯烷酮60-70份、聚二甲基硅氧烷预聚物2-3份、丙酮46-58份；The waterproof layer is a waterproof and breathable film, and the waterproof and breathable film is made of the following raw materials by weight: 25-30 parts of fluorine-containing acrylate, 15-20 parts of polylactic acid, 7-10 parts of polyguilide, and isophor 6-9 parts of ketone diisocyanate, 60-70 parts of N-methylpyrrolidone, 2-3 parts of polydimethylsiloxane prepolymer, 46-58 parts of acetone;
所述橡胶柱采用高弹橡胶压片成型；The rubber column is formed by using high-elastic rubber tabletting;
所述三层复合防水透气面料由如下步骤制备而成：The three-layer composite waterproof breathable fabric is prepared by the following steps:
步骤S1、采用高弹性透气面料制作面料内层和面料夹层，面料内层作为衬底层；Step S1, using a highly elastic and breathable fabric to fabricate the fabric inner layer and the fabric interlayer, and the fabric inner layer is used as the backing layer;
步骤S2、采用高弹橡胶压片成型制成橡胶柱；Step S2, a high-elastic rubber sheet is used to form a rubber column;
步骤S3、分别采用胶黏剂将橡胶柱等间距粘合于面料内层和面料夹层的表面，其中，面料内层和面料夹层上两根橡胶柱之间的间距为橡胶柱的直径的1.5-2倍；Step S3. Adhesive rubber pillars are equally bonded to the inner surface of the fabric and the surface of the fabric sandwich with an adhesive, wherein the distance between the two rubber pillars on the inner fabric layer and the fabric sandwich is 1.5- 2 times;
步骤S4、采用胶黏剂将将面料内层和面料夹层粘合，粘合时，使面料内层和面料夹层上的橡胶柱交错设置；Step S4, the inner layer of the fabric and the interlayer of the fabric are bonded with an adhesive, and the rubber columns on the inner layer of the fabric and the interlayer of the fabric are staggered during bonding;
步骤S5、将防水透气薄膜通过聚氨酯热熔胶热压复合于面料夹层的表面， 复合温度：60-70℃，固化时间：22-24h，复合压力为5MPa，制备得到三层复合防水透气面料。In step S5, the waterproof and breathable film is laminated on the surface of the fabric interlayer through polyurethane hot-melt adhesive, and the composite temperature is 60-70 ° C, the curing time is 22-24h, and the composite pressure is 5MPa to prepare a three-layer composite waterproof and breathable fabric.
进一步地，所述经丝由如下重量份原料制成：竹浆纤维15-20份、聚酯纤维10-15份、乙丙橡胶5-10份、聚乙二醇5-8份、松香5-8份、纳米蒙脱土4-7份、偶联剂3-5份；Further, the warp yarn is made of the following raw materials by weight: 15-20 parts of bamboo pulp fiber, 10-15 parts of polyester fiber, 5-10 parts of ethylene-propylene rubber, 5-8 parts of polyethylene glycol, and 5 of rosin. -8 parts, nano-montmorillonite 4-7 parts, coupling agent 3-5 parts;
所述偶联剂为乙烯基三甲氧基硅烷或乙烯基三(β-甲氧乙氧基)硅烷；The coupling agent is vinyltrimethoxysilane or vinyltri (β-methoxyethoxy) silane;
所述经丝由如下方法制备：将竹浆纤维、聚酯纤维、乙丙橡胶、聚乙二醇、松香、纳米蒙脱土送入双螺杆挤出机，混合加热成熔融状态，再加入偶联剂，混匀，将熔融物从喷丝板中挤出，冷却后形成经丝；The warp yarn is prepared by the following methods: bamboo pulp fiber, polyester fiber, ethylene-propylene rubber, polyethylene glycol, rosin, and nano-montmorillonite are sent to a twin-screw extruder, mixed and heated to a molten state, and then added Coupling agent, mix well, extrude the melt from the spinneret, and form warp threads after cooling;
制备得到的经丝的细度为18-20um。The prepared warp yarn has a fineness of 18-20um.
进一步地，所述玮丝由如下方法制备：以玉石纤维作为芯丝，三元乙丙橡胶作为包覆材料，在包覆机内，三元乙丙橡胶经过加热和螺杆旋转增压，成熔融状，均匀包覆在聚酯纤维芯丝上，制得玮丝。Further, the Wei silk is prepared by the following method: using jade fiber as the core yarn and EPDM rubber as the covering material, in the coating machine, the EPDM rubber is heated and screw-pressurized to rotate and melt. Shaped, uniformly coated on polyester fiber core yarn to make Wei silk.
三元乙丙橡胶涂层的包覆厚度为0.05-0.07mm。The coating thickness of the EPDM rubber coating is 0.05-0.07mm.
进一步地，所述防水透气薄膜由如下方法制备：1)将含氟丙烯酸酯、聚乳酸、聚几内酯、异佛尔酮二异氰酸酯溶解于N-甲基吡咯烷酮中，室温下搅拌11-13h得到均匀透明的溶液，将溶液进行静电纺丝，纺丝得到疏水薄膜；Further, the waterproof and breathable film is prepared by the following method: 1) Dissolving fluorine-containing acrylate, polylactic acid, polychinolactone, isophorone diisocyanate in N-methylpyrrolidone, and stirring at room temperature for 11-13h A uniform and transparent solution is obtained, and the solution is subjected to electrostatic spinning to obtain a hydrophobic film;
其中纺丝工艺参数为：接收距离22cm、灌注速度0.9mL/h，纺丝环境温度为23-26℃、相对湿度为42-44％；The spinning process parameters are: the receiving distance is 22cm, the perfusion speed is 0.9mL / h, the spinning environment temperature is 23-26 ° C, and the relative humidity is 42-44%;
2)将疏水薄膜进行干燥处理除去残留溶剂(75℃真空干燥箱干燥10-11h)，再进行加热处理，加热处理温度102℃，热处理时间28min，得到热处理薄膜；2) drying the hydrophobic film to remove the residual solvent (drying in a vacuum drying oven at 75 ° C for 10-11h), and then heat treatment, the heat treatment temperature is 102 ° C, and the heat treatment time is 28min to obtain a heat treatment film;
所述热处理薄膜的厚度为42-45um；The thickness of the heat-treated film is 42-45um;
3)将聚二甲基硅氧烷预聚物与二甲基丙烯酸乙二醇酯以质量比9-11:1的 比例加入丙酮中，搅拌18-23min，脱除气泡得到聚二甲基硅氧烷/丙酮处理液；3) Add the polydimethylsiloxane prepolymer and ethylene dimethacrylate to the acetone in a mass ratio of 9-11: 1, stir for 18-23min, remove the bubbles to obtain polydimethylsiloxane Oxane / acetone treatment solution;
4)采用聚二甲基硅氧烷/丙酮处理液对热处理薄膜进行刮涂，刮涂完成后将薄膜放置在真空烘箱中固化，80℃条件下干燥10-11h，制得防水透气薄膜。4) The dimethicone / acetone treatment solution is used to scrape the heat-treated film. After the coating is completed, the film is cured in a vacuum oven and dried at 80 ° C for 10-11 hours to prepare a waterproof and breathable film.
进一步地，所述高弹橡胶由如下方法制备而成：在密炼机中加入如下重量份的天然橡胶35-45份、丁腈橡胶15-20份、纳米碳酸钙6-10份、异戊二烯2-3份，炼胶5-10分钟，保持密炼温度110-130℃，停放20-24小时，制得高弹橡胶。Further, the high-elastic rubber is prepared by the following method: 35-45 parts of natural rubber, 15-20 parts of nitrile rubber, 6-10 parts of nano calcium carbonate, and isoprene are added to the internal mixer. 2-3 parts of diene, vulcanize for 5-10 minutes, keep the compaction temperature at 110-130 ° C, and leave it for 20-24 hours to obtain high elastic rubber.
一种三层复合防水透气面料的制备方法，其特征在于，包括如下步骤：A method for preparing a three-layer composite waterproof and breathable fabric is characterized in that it includes the following steps:
步骤S1、采用高弹性透气面料制作面料内层和面料夹层，面料内层作为衬底层；Step S1, using a highly elastic and breathable fabric to fabricate the fabric inner layer and the fabric interlayer, and the fabric inner layer is used as the backing layer;
步骤S2、采用高弹橡胶压片成型制成橡胶柱；Step S2, a high-elastic rubber sheet is used to form a rubber column;
步骤S3、分别采用胶黏剂将橡胶柱等间距粘合于面料内层和面料夹层的表面，其中，面料内层和面料夹层上两根橡胶柱之间的间距为橡胶柱的直径的1.5-2倍；Step S3. Adhesive rubber pillars are equally bonded to the inner surface of the fabric and the surface of the fabric sandwich with an adhesive, wherein the distance between the two rubber pillars on the inner fabric layer and the fabric sandwich is 1.5- 2 times;
步骤S4、采用胶黏剂将将面料内层和面料夹层粘合，粘合时，使面料内层和面料夹层上的橡胶柱交错设置；Step S4, the inner layer of the fabric and the interlayer of the fabric are bonded with an adhesive, and the rubber columns on the inner layer of the fabric and the interlayer of the fabric are staggered during bonding;
步骤S5、将防水透气薄膜通过聚氨酯热熔胶热压复合于面料夹层的表面，复合温度：60-70℃，固化时间：22-24h，复合压力为5MPa，制备得到三层复合防水透气面料。In step S5, the waterproof and breathable film is laminated on the surface of the fabric interlayer through polyurethane hot-melt adhesive, and the composite temperature is 60-70 ° C, the curing time is 22-24h, and the composite pressure is 5MPa to prepare a three-layer composite waterproof and breathable fabric.
进一步地，所述胶黏剂采用环氧树脂胶黏剂。Further, the adhesive is an epoxy adhesive.
本发明的有益效果：The beneficial effects of the present invention:
(1)本发明的面料采用面料内层、面料夹层和防水层三层复合而成，制备得到的面料在加强布料气密性、水密性的同时，其独特的透气性能，可使结构 内部水汽迅速排出，避免结构孳生霉菌，并保持人体始终干爽，完美解决了透气与防风，防水，保暖等问题，是一种健康环保的新型面料；(1) The fabric of the present invention is composed of three layers of fabric inner layer, fabric interlayer and waterproof layer. The prepared fabric can not only enhance the airtightness and watertightness of the fabric, but also its unique breathability, which can make the interior water vapor Quickly discharge, avoid structural mold growth, and keep the human body always dry, perfectly solve the problems of ventilation and windproof, waterproof, warmth, etc., is a new type of healthy and environmentally friendly fabric;
(2)本发明的防水层采用防水透气薄膜制成，防水透气薄膜中聚二甲基硅氧烷涂层在薄膜表面形成了疏水功能层，导致纤维膜具有疏水性；同时，聚二甲基硅氧烷涂层使得纤维膜中出现了粘连结构，填充了薄膜中相邻纤维间的孔洞导致薄膜的孔径降低，经聚二甲基硅氧烷涂层处理后的薄膜的平均孔径在1-2um范围内，水蒸汽分子的直径约为0.0004μm，孔径远大于水蒸汽和空气分子的尺寸，普通水滴直径大于100μm，所以即使最小的雨滴也不能通过，同时水蒸汽分子和空气分子却可以通过，从而使得薄膜具有防水透气功能；(2) The waterproof layer of the present invention is made of a waterproof and breathable film. The polydimethylsiloxane coating in the waterproof and breathable film forms a hydrophobic functional layer on the surface of the film, resulting in the hydrophobicity of the fiber membrane; The siloxane coating caused the adhesion structure to appear in the fiber membrane. Filling the holes between adjacent fibers in the film caused the pore diameter of the film to decrease. The average pore diameter of the film after polydimethylsiloxane coating treatment was 1- In the range of 2um, the diameter of water vapor molecules is about 0.0004 μm, the pore diameter is much larger than the size of water vapor and air molecules, and the diameter of ordinary water droplets is greater than 100 μm, so even the smallest raindrops cannot pass, while the water vapor molecules and air molecules can pass through. So that the film has a waterproof and breathable function;
(3)本发明的面料内层和面料夹层在于竹浆纤维和聚酯纤维混纺而成，混纺能够使得制备的面料层具有强度高、热稳定性好、吸湿快干、保健等优点；同时，面料内层和面料夹层之间设有橡胶柱，橡胶柱使得面料内层和面料夹层之间留有较多空隙，增强了透气性；橡胶柱采用高弹橡胶制成，使得复合面料具有弹性，面料不易变形。(3) The fabric inner layer and the fabric interlayer of the present invention are formed by blending bamboo pulp fiber and polyester fiber, and the blending can make the prepared fabric layer have the advantages of high strength, good thermal stability, moisture absorption and quick drying, and health care; meanwhile, There is a rubber column between the inner layer of the fabric and the interlayer of the fabric. The rubber column allows more space between the inner layer of the fabric and the interlayer of the fabric to enhance the breathability; the rubber column is made of high-elastic rubber, which makes the composite fabric elastic. The fabric is not easily deformed.
附图说明BRIEF DESCRIPTION OF THE DRAWINGS
为了便于本领域技术人员理解，下面结合附图对本发明作进一步的说明。In order to facilitate understanding by those skilled in the art, the present invention is further described below with reference to the accompanying drawings.
图1为本发明一种三层复合防水透气面料的剖面示意图。FIG. 1 is a schematic cross-sectional view of a three-layer composite waterproof breathable fabric according to the present invention.
具体实施方式detailed description
下面将结合实施例对本发明的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其它实施例，都属于本发明保护的范围。The technical solution of the present invention will be described clearly and completely in combination with the following embodiments. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
一种三层复合防水透气面料，如图1所示，包括面料内层1、面料夹层2和 防水层3；A three-layer composite waterproof and breathable fabric, as shown in FIG. 1, includes an inner fabric layer 1, a fabric interlayer 2 and a waterproof layer 3;
面料内层1作为面料的内衬底层，面料夹层2的另一表面涂覆有防水层3；面料内层1和面料夹层2均采用高强透气面料，面料内层1和面料夹层2的表面均粘结有橡胶柱4，橡胶柱4为剖面是半圆形的橡胶条，橡胶条的底面粘结于面料内层1/面料夹层2的表面，面料内层1和面料夹层2在复合时，二者表面的橡胶柱4穿插设置，橡胶柱4的弧形表面与面料内层1/面料夹层2粘合；The inner layer 1 of the fabric is used as the inner substrate layer of the fabric, and the other surface of the fabric interlayer 2 is coated with a waterproof layer 3. The inner layer of the fabric 1 and the interlayer 2 of the fabric are made of high-strength and breathable fabric, and the surfaces of the inner layer 1 and the interlayer 2 of the fabric are both The rubber column 4 is bonded. The rubber column 4 is a semi-circular rubber strip. The bottom surface of the rubber strip is bonded to the surface of the inner fabric layer 1 / fabric interlayer 2. When the inner fabric layer 1 and the interlayer 2 are combined, The rubber pillars 4 on the surfaces of the two are interspersed, and the curved surface of the rubber pillars 4 is bonded to the inner fabric layer 1 / fabric interlayer 2;
所述高强透气面料包括经丝和玮丝，将经丝按照经线密度为78-88根/cm，玮丝按照纬线密度为55-65根/cm编织成纤维网，制得高强透气面料；The high-strength and breathable fabric includes warp and weft. Weaving the warp according to the warp density is 78-88 strands / cm, and the weft is woven into a fiber web according to the weft density of 55-65 strands / cm.
所述经丝由如下重量份原料制成：竹浆纤维15-20份、聚酯纤维10-15份、乙丙橡胶5-10份、聚乙二醇5-8份、松香5-8份、纳米蒙脱土4-7份、偶联剂3-5份；The warp yarn is made of the following raw materials by weight: 15-20 parts of bamboo pulp fiber, 10-15 parts of polyester fiber, 5-10 parts of ethylene-propylene rubber, 5-8 parts of polyethylene glycol, and 5-8 parts of rosin 4, 4-7 parts of nano-montmorillonite, 3-5 parts of coupling agent;
所述偶联剂为乙烯基三甲氧基硅烷或乙烯基三(β-甲氧乙氧基)硅烷；The coupling agent is vinyltrimethoxysilane or vinyltri (β-methoxyethoxy) silane;
所述经丝由如下方法制备：将竹浆纤维、聚酯纤维、乙丙橡胶、聚乙二醇、松香、纳米蒙脱土送入双螺杆挤出机，混合加热成熔融状态，再加入偶联剂，混匀，将熔融物从喷丝板中挤出，冷却后形成经丝；The warp yarn is prepared by the following methods: bamboo pulp fiber, polyester fiber, ethylene-propylene rubber, polyethylene glycol, rosin, and nano-montmorillonite are sent to a twin-screw extruder, mixed and heated to a molten state, and then added Coupling agent, mix well, extrude the melt from the spinneret, and form warp threads after cooling;
制备得到的经丝的细度为18-20um；The fineness of the prepared warp yarn is 18-20um;
竹浆纤维最显著的特点是具有内外贯穿的蜂窝状微孔结构，具有保健、降温、吸湿快干等优点，聚酯纤维强度高，热稳定性好，但吸湿性稍差，二者混纺能够使得制备的经丝具有强度高、热稳定性好、吸湿快干、保健等优点；The most significant feature of bamboo pulp fiber is that it has a honeycomb microporous structure that penetrates inside and outside. It has the advantages of health care, cooling, moisture absorption and quick drying. The polyester fiber has high strength and good thermal stability, but its hygroscopicity is slightly worse. The prepared warp yarn has the advantages of high strength, good thermal stability, moisture absorption and quick drying, and health care;
所述玮丝由如下方法制备：以玉石纤维作为芯丝，三元乙丙橡胶作为包覆材料，在包覆机内，三元乙丙橡胶经过加热和螺杆旋转增压，成熔融状，均匀包覆在聚酯纤维芯丝上，制得玮丝；The Wei silk is prepared by the following method: using jade fiber as the core yarn and EPDM as the covering material. In the coating machine, the EPDM is heated and screw-pressurized to form a molten state, which is uniform. Covered with polyester fiber core yarn to make Wei silk;
其中，三元乙丙橡胶涂层的包覆厚度为0.05-0.07mm；Among them, the coating thickness of the EPDM rubber coating is 0.05-0.07mm;
将三元乙丙橡胶包覆于玉石纤维的外表层，形成弹性橡胶层，有微孔状结构，透气性良好，稳定性良好，可以长期使用，尺寸不容易变形；The EPDM rubber is coated on the outer surface of the jade fiber to form an elastic rubber layer with a microporous structure, good air permeability, good stability, can be used for a long time, and the size is not easy to deform;
所述防水层3为防水透气薄膜，所述防水透气薄膜由如下重量份原料制成：含氟丙烯酸酯25-30份、聚乳酸15-20份、聚几内酯7-10份、异佛尔酮二异氰酸酯6-9份、N-甲基吡咯烷酮60-70份、聚二甲基硅氧烷预聚物2-3份、丙酮46-58份；The waterproof layer 3 is a waterproof and breathable film. The waterproof and breathable film is made of the following raw materials by weight: 25-30 parts of fluorinated acrylate, 15-20 parts of polylactic acid, 7-10 parts of polychitolactone, isophor 6-9 parts of ketone diisocyanate, 60-70 parts of N-methylpyrrolidone, 2-3 parts of polydimethylsiloxane prepolymer, 46-58 parts of acetone;
所述防水透气薄膜由如下方法制备：1)将含氟丙烯酸酯、聚乳酸、聚几内酯、异佛尔酮二异氰酸酯溶解于N-甲基吡咯烷酮中，室温下搅拌11-13h得到均匀透明的溶液，将溶液进行静电纺丝，纺丝得到疏水薄膜；The waterproof and breathable film is prepared by the following method: 1) Dissolving fluorine-containing acrylate, polylactic acid, polychinolactone, isophorone diisocyanate in N-methylpyrrolidone, and stirring at room temperature for 11-13 hours to obtain uniform and transparent Solution, the solution was subjected to electrostatic spinning, spinning to obtain a hydrophobic film;
其中纺丝工艺参数为：接收距离22cm、灌注速度0.9mL/h，纺丝环境温度为23-26℃、相对湿度为42-44％；The spinning process parameters are: the receiving distance is 22cm, the perfusion speed is 0.9mL / h, the spinning environment temperature is 23-26 ° C, and the relative humidity is 42-44%;
2)将疏水薄膜进行干燥处理除去残留溶剂(75℃真空干燥箱干燥10-11h)，再进行加热处理，加热处理温度102℃，热处理时间28min，得到热处理薄膜；2) drying the hydrophobic film to remove the residual solvent (drying in a vacuum drying oven at 75 ° C for 10-11h), and then heat treatment, the heat treatment temperature is 102 ° C, and the heat treatment time is 28min to obtain a heat treatment film;
加热处理能够诱导使得异佛尔酮二异氰酸酯解封产生异氰酸根基团并与聚己内酯上的羟基发生化学交联，在纤维膜表面形成疏水功能层的同时构筑了稳定的粘连结构，增加了相邻纤维熔接点间的强度和弹性；Heat treatment can induce isophorone diisocyanate to unblock to produce isocyanate groups and chemically cross-link with hydroxyl groups on polycaprolactone, forming a hydrophobic functional layer on the surface of the fiber membrane, and building a stable adhesion structure. Increased strength and elasticity between adjacent fiber fusion points;
所述热处理薄膜的厚度为42-45um；The thickness of the heat-treated film is 42-45um;
3)将聚二甲基硅氧烷预聚物与二甲基丙烯酸乙二醇酯以质量比9-11:1的比例加入丙酮中，搅拌18-23min，脱除气泡得到聚二甲基硅氧烷/丙酮处理液；3) Add the polydimethylsiloxane prepolymer and ethylene dimethacrylate to the acetone in a mass ratio of 9-11: 1, stir for 18-23min, remove the bubbles to obtain polydimethylsiloxane Oxane / acetone treatment solution;
4)采用聚二甲基硅氧烷/丙酮处理液对热处理薄膜进行刮涂，刮涂完成后将薄膜放置在真空烘箱中固化，80℃条件下干燥10-11h，制得防水透气薄膜；4) The polydimethylsiloxane / acetone treatment solution is used to scrape the heat-treated film. After the coating is completed, the film is cured in a vacuum oven, and dried at 80 ° C for 10-11 hours to obtain a waterproof and breathable film;
聚二甲基硅氧烷涂层在薄膜表面形成了疏水功能层，导致纤维膜具有疏水性；同时，聚二甲基硅氧烷涂层使得纤维膜中出现了粘连结构，填充了薄膜中 相邻纤维间的孔洞导致薄膜的孔径降低，经聚二甲基硅氧烷涂层处理后的薄膜的平均孔径在1-2um范围内，水蒸汽分子的直径约为0.0004μm，孔径远大于水蒸汽和空气分子的尺寸，普通水滴直径大于100μm，所以即使最小的雨滴也不能通过，同时水蒸汽分子和空气分子却可以通过，从而使得薄膜具有防水透气功能；The polydimethylsiloxane coating forms a hydrophobic functional layer on the surface of the film, which causes the fiber membrane to be hydrophobic. At the same time, the polydimethylsiloxane coating causes the adhesion structure to appear in the fiber membrane and fills the phase in the film. The pores between adjacent fibers cause the pore diameter of the film to decrease. The average pore diameter of the film after polydimethylsiloxane coating is in the range of 1-2um. The diameter of water vapor molecules is about 0.0004 μm, and the pore diameter is much larger than that of water vapor. And the size of air molecules, the diameter of ordinary water droplets is greater than 100 μm, so even the smallest raindrops cannot pass, while water vapor molecules and air molecules can pass through, so that the film has a waterproof and breathable function;
橡胶柱4采用高弹橡胶压片成型，所述高弹橡胶由如下方法制备而成：在密炼机中加入如下重量份的天然橡胶35-45份、丁腈橡胶15-20份、纳米碳酸钙6-10份、异戊二烯2-3份，炼胶5-10分钟，保持密炼温度110-130℃，停放20-24小时，制得高弹橡胶；The rubber column 4 is formed by tabletting with high-elastic rubber, which is prepared by the following method: 35-45 parts of natural rubber, 15-20 parts of nitrile rubber, and nano-carbonic acid are added to the internal mixer. 6-10 parts of calcium, 2-3 parts of isoprene, smelting for 5-10 minutes, keeping the mixing temperature at 110-130 ° C, and leaving it for 20-24 hours to obtain high-elastic rubber;
天然橡胶是弹性最好的橡胶，丁腈橡胶并用会增加天然橡胶中高分子链的熵弹性，提高橡胶的弹性；纳米碳酸钙作为填料，均匀分散于橡胶体内，可改善橡胶的耐磨性和抗湿滑性；异戊二烯主要作为天然橡胶、丁腈胶的活化剂，能促进橡胶的硫化、活化和补强防老化作用、能加强硫化过程，达到稳定性、加工安全性提高、大幅度降低不良率，提高橡胶制品抗老化、抗挠裂性能；Natural rubber is the rubber with the best elasticity. The combined use of nitrile rubber will increase the entropy elasticity of the polymer chain in natural rubber and improve the elasticity of the rubber. Nano calcium carbonate as a filler is evenly dispersed in the rubber body, which can improve the abrasion resistance and resistance of the rubber. Wet slip; Isoprene is mainly used as the activator of natural rubber and nitrile rubber, which can promote the vulcanization, activation and reinforcement of anti-aging effect of rubber, can strengthen the vulcanization process, achieve stability, improve processing safety, greatly Reduce the defective rate and improve the anti-aging and anti-cracking performance of rubber products;
所述三层复合防水透气面料的制备方法，包括如下步骤：The method for preparing the three-layer composite waterproof breathable fabric includes the following steps:
步骤S1、采用高弹性透气面料制作面料内层1和面料夹层2，面料内层1作为衬底层；Step S1, fabricating a fabric inner layer 1 and a fabric interlayer 2 with a highly elastic and breathable fabric, and the fabric inner layer 1 is used as a substrate layer;
步骤S2、采用高弹橡胶压片成型制成橡胶柱4，Step S2, using high-elastic rubber sheeting to form a rubber column 4,
步骤S3、分别采用胶黏剂将橡胶柱4等间距粘合于面料内层1和面料夹层2的表面，其中，面料内层1和面料夹层2上两根橡胶柱4之间的间距为橡胶柱4的直径的1.5-2倍；Step S3. Adhesive rubber pillars 4 are adhered to the surface of the inner fabric layer 1 and the fabric sandwich 2 with an adhesive at equal intervals. The distance between the two rubber pillars 4 on the inner fabric layer 1 and the fabric sandwich 2 is rubber. 1.5-2 times the diameter of column 4;
步骤S4、采用胶黏剂将将面料内层1和面料夹层2粘合，粘合时，使面料内层1和面料夹层2上的橡胶柱4交错设置；Step S4: Adhesive the inner layer 1 of the fabric and the interlayer 2 of the fabric with an adhesive. When bonding, the inner columns 1 of the fabric and the rubber columns 4 on the interlayer 2 are staggered;
步骤S5、将防水透气薄膜通过聚氨酯热熔胶热压复合于面料夹层2的表面，复合温度：60-70℃，固化时间：22-24h，复合压力为5MPa，制备得到三层复合防水透气面料；Step S5: The water-proof and breathable film is laminated on the surface of the fabric interlayer 2 by polyurethane hot-melt adhesive. The composite temperature is 60-70 ° C, the curing time is 22-24h, and the composite pressure is 5MPa. Three-layer composite waterproof and breathable fabric is prepared. ;
其中，所述胶黏剂采用环氧树脂胶黏剂。Wherein, the adhesive is an epoxy adhesive.
实施例1Example 1
防水透气薄膜由如下重量份原料制成：含氟丙烯酸酯25份、聚乳酸15份、聚几内酯7份、异佛尔酮二异氰酸酯6份、N-甲基吡咯烷酮60份、聚二甲基硅氧烷预聚物2份、丙酮46份；The waterproof and breathable film is made of the following raw materials by weight: 25 parts of fluorinated acrylate, 15 parts of polylactic acid, 7 parts of polychitolactone, 6 parts of isophorone diisocyanate, 60 parts of N-methylpyrrolidone, and polydimethylformamide 2 parts of siloxane prepolymer, 46 parts of acetone;
高弹橡胶由如下方法制备而成：在密炼机中加入如下重量份的天然橡胶35份、丁腈橡胶15份、纳米碳酸钙6份、异戊二烯2份，炼胶5分钟，保持密炼温度110℃，停放20小时，制得高弹橡胶；High-elastic rubber is prepared by adding 35 parts of natural rubber, 15 parts of nitrile rubber, 6 parts of nanometer calcium carbonate, 2 parts of isoprene, and mixing for 5 minutes to the mixer. The mixing temperature is 110 ℃, and it is allowed to stand for 20 hours to obtain high elastic rubber;
实施例2Example 2
防水透气薄膜由如下重量份原料制成：含氟丙烯酸酯28份、聚乳酸18份、聚几内酯8份、异佛尔酮二异氰酸酯7份、N-甲基吡咯烷酮65份、聚二甲基硅氧烷预聚物2.5份、丙酮52份；The waterproof and breathable film is made of the following raw materials by weight: 28 parts of fluorinated acrylate, 18 parts of polylactic acid, 8 parts of polychinolactone, 7 parts of isophorone diisocyanate, 65 parts of N-methylpyrrolidone, and polydimethylene 2.5 parts of silicone prepolymer, 52 parts of acetone;
高弹橡胶由如下方法制备而成：在密炼机中加入如下重量份的天然橡胶40份、丁腈橡胶17份、纳米碳酸钙8份、异戊二烯2.5份，炼胶8分钟，保持密炼温度120℃，停放22小时，制得高弹橡胶；High-elastic rubber is prepared by adding 40 parts by weight of natural rubber, 17 parts of nitrile rubber, 8 parts of nanometer calcium carbonate, 2.5 parts of isoprene, and mixing for 8 minutes in the mixer. The mixing temperature is 120 ℃, and it is allowed to stand for 22 hours to obtain high elastic rubber;
实施例3Example 3
防水透气薄膜由如下重量份原料制成：含氟丙烯酸酯30份、聚乳酸20份、聚几内酯10份、异佛尔酮二异氰酸酯9份、N-甲基吡咯烷酮70份、聚二甲基硅氧烷预聚物3份、丙酮58份；The waterproof and breathable film is made of the following raw materials by weight: 30 parts of fluorine-containing acrylate, 20 parts of polylactic acid, 10 parts of polychinolactone, 9 parts of isophorone diisocyanate, 70 parts of N-methylpyrrolidone, and polydimethylene 3 parts of siloxane prepolymer, 58 parts of acetone;
高弹橡胶由如下方法制备而成：在密炼机中加入如下重量份的天然橡胶45 份、丁腈橡胶20份、纳米碳酸钙10份、异戊二烯3份，炼胶10分钟，保持密炼温度130℃，停放24小时，制得高弹橡胶。High-elastic rubber is prepared by adding 45 parts by weight of natural rubber, 20 parts of nitrile rubber, 10 parts of nanometer calcium carbonate, 3 parts of isoprene, and mixing for 10 minutes in the mixer. The mixing temperature is 130 ° C, and it is left for 24 hours to obtain a highly elastic rubber.
以上公开的本发明优选实施例只是用于帮助阐述本发明。优选实施例并没有详尽叙述所有的细节，也不限制该发明仅为所述的具体实施方式。显然，根据本说明书的内容，可作很多的修改和变化。本说明书选取并具体描述这些实施例，是为了更好地解释本发明的原理和实际应用，从而使所属技术领域技术人员能很好地理解和利用本发明。本发明仅受权利要求书及其全部范围和等效物的限制。The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiment does not describe all the details in detail, nor does it limit the invention to the specific embodiments described. Obviously, many modifications and changes can be made according to the contents of this specification. These embodiments are selected and described in this specification in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can better understand and use the present invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims (7)

  1. 一种三层复合防水透气面料，其特征在于，包括面料内层(1)、面料夹层(2)和防水层(3)；A three-layer composite waterproof and breathable fabric, characterized in that it includes an inner fabric layer (1), a fabric interlayer (2), and a waterproof layer (3);
    面料内层(1)作为面料的内衬底层，面料夹层(2)的另一表面涂覆有防水层(3)；面料内层(1)和面料夹层(2)均采用高强透气面料，面料内层(1)和面料夹层(2)的表面均粘结有橡胶柱(4)，橡胶柱(4)为剖面是半圆形的橡胶条，橡胶条的底面粘结于面料内层(1)/面料夹层(2)的表面，面料内层(1)和面料夹层(2)在复合时，二者表面的橡胶柱(4)穿插设置，橡胶柱(4)的弧形表面与面料内层(1)/面料夹层(2)粘合；The fabric inner layer (1) is used as the inner substrate layer of the fabric, and the other surface of the fabric interlayer (2) is coated with a waterproof layer (3); both the fabric inner layer (1) and the fabric interlayer (2) are made of high-strength breathable fabric. Rubber pillars (4) are bonded to the surface of the inner layer (1) and the fabric interlayer (2). The rubber pillars (4) are semi-circular rubber strips, and the bottom surface of the rubber strips is bonded to the inner fabric layer (1). ) / The surface of the fabric interlayer (2), when the fabric inner layer (1) and the fabric interlayer (2) are compounded, the rubber pillars (4) on the surfaces of the two are interspersed, and the curved surface of the rubber pillars (4) is inside the fabric. Layer (1) / fabric interlayer (2) bonding;
    所述高强透气面料包括经丝和玮丝，将经丝按照经线密度为78-88根/cm，玮丝按照纬线密度为55-65根/cm编织成纤维网，制得高强透气面料；The high-strength and breathable fabric includes warp and weft, weaving the warp into a fiber web according to the warp density of 78-88 threads / cm, and the weft according to the weft density of 55-65 threads / cm to produce a high-strength breathable fabric;
    所述防水层(3)为防水透气薄膜，所述防水透气薄膜由如下重量份原料制成：含氟丙烯酸酯25-30份、聚乳酸15-20份、聚几内酯7-10份、异佛尔酮二异氰酸酯6-9份、N-甲基吡咯烷酮60-70份、聚二甲基硅氧烷预聚物2-3份、丙酮46-58份；The waterproof layer (3) is a waterproof and breathable film, and the waterproof and breathable film is made of the following raw materials by weight: 25-30 parts of fluorine-containing acrylate, 15-20 parts of polylactic acid, 7-10 parts of polychitolide, 6-9 parts of isophorone diisocyanate, 60-70 parts of N-methylpyrrolidone, 2-3 parts of polydimethylsiloxane prepolymer, 46-58 parts of acetone;
    所述橡胶柱(4)采用高弹橡胶压片成型；The rubber column (4) is formed by pressing a high-elastic rubber sheet;
    所述三层复合防水透气面料由如下步骤制备而成：The three-layer composite waterproof breathable fabric is prepared by the following steps:
    步骤S1、采用高弹性透气面料制作面料内层(1)和面料夹层(2)，面料内层(1)作为衬底层；Step S1, using a highly elastic and breathable fabric to fabricate an inner fabric layer (1) and a fabric interlayer (2), and the inner fabric layer (1) is used as a backing layer;
    步骤S2、采用高弹橡胶压片成型制成橡胶柱(4)；Step S2, using a high-elastic rubber sheet to form a rubber column (4);
    步骤S3、分别采用胶黏剂将橡胶柱(4)等间距粘合于面料内层(1)和面料夹层(2)的表面，其中，面料内层(1)和面料夹层(2)上两根橡胶柱(4)之间的间距为橡胶柱(4)的直径的1.5-2倍；Step S3: Adhesively adhere the rubber pillars (4) to the surface of the fabric inner layer (1) and the fabric interlayer (2) with an adhesive, respectively, wherein the fabric inner layer (1) and the fabric interlayer (2) are two The distance between the rubber columns (4) is 1.5-2 times the diameter of the rubber columns (4);
    步骤S4、采用胶黏剂将将面料内层(1)和面料夹层(2)粘合，粘合时，使面料内层(1)和面料夹层(2)上的橡胶柱(4)交错设置；Step S4: Adhere the inner fabric layer (1) and the fabric interlayer (2) with an adhesive. When bonding, make the inner fabric layer (1) and the rubber columns (4) on the fabric interlayer (2) staggered. ;
    步骤S5、将防水透气薄膜通过聚氨酯热熔胶热压复合于面料夹层(2)的表面，复合温度：60-70℃，固化时间：22-24h，复合压力为5MPa，制备得到三层复合防水透气面料。Step S5: The water-proof and breathable film is laminated on the surface of the fabric interlayer (2) through polyurethane hot-melt adhesive. The composite temperature is 60-70 ° C, the curing time is 22-24h, and the composite pressure is 5MPa. Breathable fabric.
  2. 根据权利要求1所述的一种三层复合防水透气面料，其特征在于，所述经丝由如下重量份原料制成：竹浆纤维15-20份、聚酯纤维10-15份、乙丙橡胶5-10份、聚乙二醇5-8份、松香5-8份、纳米蒙脱土4-7份、偶联剂3-5份；The three-layer composite waterproof and breathable fabric according to claim 1, wherein the warp threads are made of the following raw materials by weight: 15-20 parts of bamboo pulp fiber, 10-15 parts of polyester fiber, and ethylene-propylene 5-10 parts of rubber, 5-8 parts of polyethylene glycol, 5-8 parts of rosin, 4-7 parts of nano-montmorillonite, and 3-5 parts of coupling agent;
    所述偶联剂为乙烯基三甲氧基硅烷或乙烯基三(β-甲氧乙氧基)硅烷；The coupling agent is vinyltrimethoxysilane or vinyltri (β-methoxyethoxy) silane;
    所述经丝由如下方法制备：将竹浆纤维、聚酯纤维、乙丙橡胶、聚乙二醇、松香、纳米蒙脱土送入双螺杆挤出机，混合加热成熔融状态，再加入偶联剂，混匀，将熔融物从喷丝板中挤出，冷却后形成经丝；The warp yarn is prepared by the following methods: bamboo pulp fiber, polyester fiber, ethylene-propylene rubber, polyethylene glycol, rosin, and nano-montmorillonite are sent to a twin-screw extruder, mixed and heated to a molten state, and then added Coupling agent, mix well, extrude the melt from the spinneret, and form warp threads after cooling;
    制备得到的经丝的细度为18-20um。The prepared warp yarn has a fineness of 18-20um.
  3. 根据权利要求1所述的一种三层复合防水透气面料，其特征在于，所述玮丝由如下方法制备：以玉石纤维作为芯丝，三元乙丙橡胶作为包覆材料，在包覆机内，三元乙丙橡胶经过加热和螺杆旋转增压，成熔融状，均匀包覆在聚酯纤维芯丝上，制得玮丝。The three-layer composite waterproof and breathable fabric according to claim 1, wherein the Wei silk is prepared by the following method: using jade fiber as the core wire and EPDM rubber as the covering material, Inside, the EPDM rubber was heated and screw-pressurized by the screw to form a molten state, which was uniformly coated on the polyester fiber core yarn to obtain a Wei silk.
    三元乙丙橡胶涂层的包覆厚度为0.05-0.07mm。The coating thickness of the EPDM rubber coating is 0.05-0.07mm.
  4. 根据权利要求1所述的一种三层复合防水透气面料，其特征在于，所述防水透气薄膜由如下方法制备：1)将含氟丙烯酸酯、聚乳酸、聚几内酯、异佛尔酮二异氰酸酯溶解于N-甲基吡咯烷酮中，室温下搅拌11-13h得到均匀透明的溶液，将溶液进行静电纺丝，纺丝得到疏水薄膜；The three-layer composite waterproof breathable fabric according to claim 1, characterized in that the waterproof breathable film is prepared by the following method: 1) a fluorine-containing acrylate, polylactic acid, polyguilide, isophorone Diisocyanate is dissolved in N-methylpyrrolidone, stirred at room temperature for 11-13 hours to obtain a uniform and transparent solution, and the solution is subjected to electrostatic spinning to obtain a hydrophobic film;
    其中纺丝工艺参数为：接收距离22cm、灌注速度0.9mL/h，纺丝环境温度 为23-26℃、相对湿度为42-44％；The spinning process parameters are: the receiving distance is 22cm, the perfusion speed is 0.9mL / h, the spinning environment temperature is 23-26 ° C, and the relative humidity is 42-44%;
    2)将疏水薄膜进行干燥处理除去残留溶剂(75℃真空干燥箱干燥10-11h)，再进行加热处理，加热处理温度102℃，热处理时间28min，得到热处理薄膜；2) drying the hydrophobic film to remove the residual solvent (drying in a vacuum drying oven at 75 ° C for 10-11h), and then heat treatment, the heat treatment temperature is 102 ° C, and the heat treatment time is 28min to obtain a heat treatment film;
    所述热处理薄膜的厚度为42-45um；The thickness of the heat-treated film is 42-45um;
    3)将聚二甲基硅氧烷预聚物与二甲基丙烯酸乙二醇酯以质量比9-11:1的比例加入丙酮中，搅拌18-23min，脱除气泡得到聚二甲基硅氧烷/丙酮处理液；3) Add the polydimethylsiloxane prepolymer and ethylene dimethacrylate to the acetone in a mass ratio of 9-11: 1, stir for 18-23min, remove the bubbles to obtain polydimethylsiloxane Oxane / acetone treatment solution;
    4)采用聚二甲基硅氧烷/丙酮处理液对热处理薄膜进行刮涂，刮涂完成后将薄膜放置在真空烘箱中固化，80℃条件下干燥10-11h，制得防水透气薄膜。4) The dimethicone / acetone treatment solution is used to scrape the heat-treated film. After the coating is completed, the film is cured in a vacuum oven and dried at 80 ° C for 10-11 hours to prepare a waterproof and breathable film.
  5. 根据权利要求1所述的一种三层复合防水透气面料，其特征在于，所述高弹橡胶由如下方法制备而成：在密炼机中加入如下重量份的天然橡胶35-45份、丁腈橡胶15-20份、纳米碳酸钙6-10份、异戊二烯2-3份，炼胶5-10分钟，保持密炼温度110-130℃，停放20-24小时，制得高弹橡胶。The three-layer composite waterproof breathable fabric according to claim 1, wherein the high-elastic rubber is prepared by the following method: 35-45 parts by weight of natural rubber and 15-20 parts of nitrile rubber, 6-10 parts of nano calcium carbonate, 2-3 parts of isoprene, rubber mixing for 5-10 minutes, keeping the mixing temperature at 110-130 ° C, and leaving it for 20-24 hours to obtain high elasticity rubber.
  6. 一种三层复合防水透气面料的制备方法，其特征在于，包括如下步骤：A method for preparing a three-layer composite waterproof and breathable fabric is characterized in that it includes the following steps:
    步骤S1、采用高弹性透气面料制作面料内层(1)和面料夹层(2)，面料内层(1)作为衬底层；Step S1, using a highly elastic and breathable fabric to fabricate an inner fabric layer (1) and a fabric interlayer (2), and the inner fabric layer (1) is used as a backing layer;
    步骤S2、采用高弹橡胶压片成型制成橡胶柱(4)；Step S2, using a high-elastic rubber sheet to form a rubber column (4);
    步骤S3、分别采用胶黏剂将橡胶柱(4)等间距粘合于面料内层(1)和面料夹层(2)的表面，其中，面料内层(1)和面料夹层(2)上两根橡胶柱(4)之间的间距为橡胶柱(4)的直径的1.5-2倍；Step S3: Adhesively adhere the rubber pillars (4) to the surface of the fabric inner layer (1) and the fabric interlayer (2) with an adhesive, respectively, wherein the fabric inner layer (1) and the fabric interlayer (2) are two The distance between the rubber columns (4) is 1.5-2 times the diameter of the rubber columns (4);
    步骤S4、采用胶黏剂将将面料内层(1)和面料夹层(2)粘合，粘合时，使面料内层(1)和面料夹层(2)上的橡胶柱(4)交错设置；Step S4: Adhere the inner fabric layer (1) and the fabric interlayer (2) with an adhesive. When bonding, make the inner fabric layer (1) and the rubber columns (4) on the fabric interlayer (2) staggered. ;
    步骤S5、将防水透气薄膜通过聚氨酯热熔胶热压复合于面料夹层(2)的表面，复合温度：60-70℃，固化时间：22-24h，复合压力为5MPa，制备得到三层 复合防水透气面料。Step S5: The water-proof and breathable film is laminated on the surface of the fabric interlayer (2) through polyurethane hot-melt adhesive. The composite temperature is 60-70 ° C, the curing time is 22-24h, and the composite pressure is 5MPa. A three-layer composite waterproof is prepared. Breathable fabric.
  7. 根据权利要求6所述的一种三层复合防水透气面料的制备方法，其特征在于，所述胶黏剂采用环氧树脂胶黏剂。The method for preparing a three-layer composite waterproof breathable fabric according to claim 6, wherein the adhesive is an epoxy resin adhesive.
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US20140072760A1 (en) * 2012-09-12 2014-03-13 Panko Industrial Corporation Cover Cloth for Outdoor Use
CN205705537U (en) * 2016-04-06 2016-11-23 高永强 A kind of anophelifuge fabrics and the clothes made by it
CN106273728A (en) * 2016-08-04 2017-01-04 江阴捷豹针织制衣有限公司 The favourable waterproof fabrics of effect of heat insulation
CN207711540U (en) * 2017-12-15 2018-08-10 劲霸男装（上海）有限公司 A kind of waterproof and breathable composite garment fabric
CN109177370A (en) * 2018-08-14 2019-01-11 深圳市心版图科技有限公司 Three layers of composite water-proof breathable fabric of one kind and preparation method thereof

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CN114103324A (en) * 2021-10-28 2022-03-01 上海郎哲实业有限公司 Antifouling and antibacterial textile fabric and preparation method thereof
CN114103324B (en) * 2021-10-28 2023-09-08 深圳市珂莱蒂尔服饰有限公司 Antifouling and antibacterial textile fabric and preparation method thereof
CN114013124A (en) * 2021-11-05 2022-02-08 上海郎哲实业有限公司 High-comfort fiber antibacterial composite fabric and preparation method thereof
CN115674794A (en) * 2022-11-15 2023-02-03 江苏环鼎纺织科技有限公司 Textile with coating layer and preparation method thereof
CN115674794B (en) * 2022-11-15 2023-10-13 江苏环鼎纺织科技有限公司 Textile with coating layer and preparation method thereof
CN116766602A (en) * 2023-08-16 2023-09-19 泉州市川亚机械设备有限公司 Fabric compounding process and compound welding machine applying same
CN116766602B (en) * 2023-08-16 2023-11-17 泉州市川亚机械设备有限公司 Fabric compounding process and compound welding machine applying same

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