CN113022083A - Manufacturing process of light and thin chemical fiber woven laminated fabric - Google Patents

Manufacturing process of light and thin chemical fiber woven laminated fabric Download PDF

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Publication number
CN113022083A
CN113022083A CN202110451467.8A CN202110451467A CN113022083A CN 113022083 A CN113022083 A CN 113022083A CN 202110451467 A CN202110451467 A CN 202110451467A CN 113022083 A CN113022083 A CN 113022083A
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China
Prior art keywords
fabric
chemical fiber
fiber woven
laminated fabric
manufacturing process
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CN202110451467.8A
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Chinese (zh)
Inventor
卢红
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Concordia Advanced Fabrics Suzhou Co ltd
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Concordia Advanced Fabrics Suzhou Co ltd
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Priority to CN202110451467.8A priority Critical patent/CN113022083A/en
Publication of CN113022083A publication Critical patent/CN113022083A/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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/0046—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by constructional aspects of the apparatus
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/08—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling method
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1207—Heat-activated adhesive
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/08—Impregnating
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/164—Drying
    • 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
    • B32B5/024—Woven fabric
    • 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
    • B32B5/026—Knitted fabric
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1207—Heat-activated adhesive
    • B32B2037/1215—Hot-melt adhesive
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B2038/0052—Other operations not otherwise provided for
    • B32B2038/0076—Curing, vulcanising, cross-linking
    • 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
    • B32B2250/24—All layers being polymeric
    • 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
    • B32B2262/0261—Polyamide fibres
    • 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
    • B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/582—Tearability
    • B32B2307/5825—Tear resistant
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

A manufacturing process of a light and thin chemical fiber woven laminated fabric belongs to the technical field of garment fabrics. The manufacturing process of the light and thin chemical fiber woven laminated fabric comprises the following steps: s1, performing water repellent treatment on the chemical fiber woven fabric shaped by clear water; s2, performing cold pressing treatment on the chemical fiber woven fabric subjected to water repellent treatment; s3, carrying out hot-pressing lamination on the chemical fiber woven fabric subjected to cold pressing treatment and a TPU film or a PU film, and then cooling, rolling and solidifying to obtain a semi-finished product of laminated fabric; and S4, laminating the semi-finished product of the laminated fabric and the base fabric through hot melt adhesive, and then curing to obtain a finished product of the laminated fabric. The invention can give consideration to the performances of strength, fastness, hand feeling, appearance and the like of the woven laminated fabric, and the prepared woven laminated fabric has the characteristics of water resistance, moisture permeability and washing resistance.

Description

Manufacturing process of light and thin chemical fiber woven laminated fabric
Technical Field
The invention relates to a technology in the field of garment materials, in particular to a manufacturing process of a light and thin chemical fiber woven laminated fabric.
Background
The composite fabric is a novel material formed by laminating one or more layers of textile materials through glue, and is widely used. The market share of the knitted fabric composite knitted fabric in the current sports and leisure clothes is higher, but the tensile strength and the tearing strength of the composite fabric can not meet the requirements of some customers on clothes testing (due to the tensile property of the knitted fabric, the tensile strength and the tearing strength of the knitted fabric are not controlled in the textile testing, and the tensile strength and the tearing strength are required in the clothes testing).
Therefore, the woven fabric composite knitted fabric can control the tensile strength and the tearing strength from the raw materials, but the common defects are that the composite fastness is poor, the hand feeling is hard, the wearing is uncomfortable, noise can be generated due to friction during the movement, and glue spots exist on the cloth surface to influence the appearance of a finished product; the woven fabric composite fabric achieving certain composite fastness is too heavy, heavy to wear and impractical.
The present invention has been made to solve the above-mentioned problems occurring in the prior art.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a manufacturing process of a light and thin chemical fiber woven laminated fabric, which can give consideration to the performances of strength, fastness, hand feeling, appearance and the like of the woven laminated fabric, and meanwhile, the manufactured woven laminated fabric has the characteristics of water resistance, moisture permeability and washing resistance.
The invention comprises the following steps:
s1, performing water repellent treatment on the chemical fiber woven fabric shaped by clear water;
s2, performing cold pressing treatment on the chemical fiber woven fabric subjected to water repellent treatment;
s3, hot-pressing and attaching the chemical fiber woven fabric subjected to cold pressing treatment with a TPU film or a PU film, wherein the attaching adopts a carving wheel with the mesh number of 1000-1300 meshes/inch, the depth of 50-60 mu m and the coverage rate of 40-60%; then cooling and rolling, and solidifying at the temperature of 25 ℃ and the humidity of not less than 60% to obtain a semi-finished product of the attaching fabric;
s4, adhering the semi-finished product of the adhering fabric and the base fabric through hot melt adhesive by adopting an engraving wheel with the mesh number of 1000 plus 1300 meshes/inch, the depth of 50-60 mu m and the coverage rate of 40-60 percent; and then curing the fabric at the temperature of 25 ℃ and the humidity of not less than 60 percent to obtain a finished product of the laminated fabric.
Preferably, the shell fabric is plain weave or twill weave fabric, the yarns adopt Draw Textured Yarns (DTY) or Air Textured Yarns (ATY), and the gram weight is 60g/m2～85g/m2。
Preferably, the base fabric is made of 20-30D 100% terylene and has a gram weight of less than 100g/m2The weight of the knitted fabric or 100% nylon 20-30D is less than 100g/m2The weight of the knitted fabric is close to that of the shell fabric.
In some embodiments, the process of the anti-splash treatment is as follows: soaking the surface cloth in a mixed solution of a waterproof agent, a cross-linking agent matched with the waterproof agent and a wetting agent, and drying by using an 8-section drying oven at the baking temperature of 120 ℃ at the vehicle speed of 25-35 m/min; the concentration of the waterproof agent in the mixed solution is 50-60 g/L, the concentration of the crosslinking agent matched with the waterproof agent is 10-20 g/L, the concentration of the wetting agent is 5-10 g/L, and the pH value of the mixed solution is 4-5; the waterproof agent is preferably fluorocarbon, acrylate or fluorine-free, and the liquid carrying rate is 50-65%.
In step S2, the cold pressing process parameters are: the temperature is 50-60 ℃, the pressure is 8MPa, and the vehicle speed is 25 m/min.
In the step S3, before the lamination, the heating is opened by 40%, the overfeeding is 0.4%, the thermosol temperature is 96 ℃, the engraving wheel temperature is 100 ℃, the engraving wheel gap is suspended, and the engraving wheel pressure is 2-4 kg; the gap between the laminating wheels is suspended, the laminating pressure is 2-4kg, the pressure of the rubber roller is 2-4kg, and the vehicle speed is 9.6-10 m/min.
Preferably, the fabric is treated by the following procedures before the water-repellent treatment: yarn warping → grey cloth cold piling → open washing → booking → dyeing → weaving → finishing → water shaping.
Technical effects
Compared with the prior art, the invention has the following technical effects:
1) the shell fabric and the base fabric are both woven fabrics with low gram weight, so that the attached fabric has lower gram weight, and lightness and thinness are realized;
2) after the water repellent treatment, the woven fabric is treated by a cold pressing process, so that the hand feeling of the fabric is greatly improved, and the hand scratch of the fabric after water repellent is improved, thereby being beneficial to the softness of the hand feeling of the finished product after the water repellent treatment;
3) in the compounding of the woven fabric and the woven fabric, the carving wheels with shallow depth, multiple meshes and high coverage rate are adopted for laminating, so that the appearance of glue spots is improved, the hand feeling of the fabric is further improved, the tensile strength and the tearing strength of a finished product are improved, and the fastness is good.
Detailed Description
The present invention will be described in detail with reference to specific embodiments. The experimental procedures, in which specific conditions are not specified in the examples, were carried out according to the conventional methods and conditions.
Example 1
The embodiment comprises the following steps:
s1, performing water repellent treatment on the chemical fiber woven fabric shaped by clear water; the surface cloth is 100% terylene, and the warp and weft yarns are 75D draw textured yarns, plain weave and 81.5g/m gram weight2；
The specific process of the anti-splashing water treatment comprises the following steps: soaking the surface cloth in a mixed solution of a waterproof agent, a cross-linking agent matched with the waterproof agent and a wetting agent, and drying by an 8-section drying oven at the baking temperature of 120 ℃ at the speed of 30 m/min; the concentration of the waterproof agent in the mixed solution is 54g/L, the concentration of the crosslinking agent matched with the waterproof agent is 12g/L, the concentration of the wetting agent is 7g/L, and the pH value of the mixed solution is 4-5;
s2, performing cold pressing treatment on the chemical fiber woven fabric subjected to water repellent treatment; cold pressing technological parameters: the temperature is 56 ℃, the pressure is 8MPa, and the vehicle speed is 25 m/min;
s3, carrying out hot pressing and laminating on the chemical fiber woven fabric subjected to cold pressing treatment and the TPU film, wherein a carving wheel B is adopted for laminating; then cooling and rolling, and solidifying at the temperature of 25 ℃ and the humidity of not less than 60% to obtain a semi-finished product of the attaching fabric; the TPU film is a medium transparent white film with the thickness of 20 mu m and the gram weight of 20g/m2；
The hot-pressing laminating process comprises the following specific steps: unwinding through a roller, introducing the TPU film onto a hot melt adhesive machine, and conveying a hot melt adhesive to the surface of the TPU film through a hot melt adhesive pipe and a hot melt adhesive gun of the hot melt adhesive machine;
unwinding through a roller, and introducing the chemical fiber woven shell fabric subjected to cold pressing treatment and the TPU film under a hot pressing roller for hot pressing and laminating;
before lamination, the heating is opened by 40 percent, the overfeeding is 0.4 percent, the thermosol temperature is 96 ℃, the temperature of the engraving wheel is 100 ℃, the clearance of the engraving wheel is suspended, and the pressure of the engraving wheel is 3 kg; the gap between the attaching wheels is suspended, the attaching pressure is 2-4kg, the pressure of the rubber roller is 3kg, and the vehicle speed is 10 m/min;
s4, bonding the semi-finished product of the bonding fabric and the base fabric through hot melt adhesive; the base fabric is 100 percent of terylene, and the warp and weft yarns are 75D draw textured yarns, plain weave and 81.5g/m gram weight2The fitting adopts a carving wheel B; and then curing the fabric at the temperature of 25 ℃ and the humidity of not less than 60 percent to obtain a finished product of the laminated fabric.
Experiments show that the type of the engraving wheel has great influence on the bonding fastness, the bonding hand feeling, the bonding glue points and the moisture permeability of the bonded product.
The process parameters of the engraving wheel B adopted in step S3 of this embodiment are as follows: 1238 mesh/inch, 500 μm diameter, 50 μm depth, 51% coverage; when the sizing amount is 12-15g/m2In the process, through testing, the semi-finished product of the attaching fabric tears the strong warp direction 22N and the strong weft direction 18N; breaking strength warp 620N and weft 550N; water pressure resistance European standard 10.000mm water column; the daily standard water pressure is 15000g/m/24 h; the daily standard moisture permeability is 7000g/l/24 h;the fastness is good; the hand feeling is soft; the glue spots were not apparent. When the sizing amount is 16-20g/m2When in use, the semi-finished product of the attaching fabric is torn in the strong warp direction of 12N and the strong weft direction of 8N; breaking strength warp 600N and weft 520N; water pressure resistance European standard 10.000mm water column; the daily standard water pressure is 15000g/m/24 h; the daily standard moisture permeability is 5000g/l/24 h; the fastness is good; the hand feeling is hard; the glue spots are obvious. By comparison, it can be found that when the sizing amount exceeds 16g/m2In the process, the influence on the anhydrous pressure and the breaking strength is negligible, the influence on the tearing strength is large, the moisture permeability is reduced more obviously when the gluing amount is larger, the hand feeling is harder, and the gluing point is more obvious.
In contrast, the bonding process of step S3 using the engraved wheels a1, a2, C1, and C2 has certain drawbacks.
Technological parameters of the engraving wheel A1: 832 meshes/inch, diameter 600 μm, depth 125 μm, coverage rate 37%; when the sizing amount is 9-14g/m2When in use, the semi-finished product of the attaching fabric is torn in the strong warp direction 13N and the strong weft direction 10N; breaking strength warp 660N and weft 550N; the water pressure resistance is 10000g/l/24 h; the moisture permeability is 10000g/l/24 h; the color fastness is better, but the hand feeling is hard, and the glue dots are obvious; when the sizing amount is 15-21g/m2When in use, the semi-finished product of the attaching fabric is torn in the strong warp direction of 10N and in the weft direction of 8N; breaking strength warp 600N and weft 520N; the water pressure resistance is 10000g/m/24 h; moisture permeability is 7500g/l/24 h; the color fastness is better, but the hand feeling is hard, and the glue dots are obvious; when the sizing amount is 15-21g/m2When in use, the semi-finished product of the attaching fabric is torn in the strong warp direction of 10N and in the weft direction of 8N; breaking strength warp 600N and weft 520N; the water pressure resistance is 10000g/m/24 h; moisture permeability is 7500g/l/24 h; although the fastness is better, the hand feeling is too hard, and the glue spots are particularly obvious; by comparison, the sizing amount is more than 16g/m2When the material is used, the tearing influence is large, and the influence on the fracture can be ignored; the water pressure has no influence; the larger the sizing amount is, the more obvious the moisture permeability is reduced; the larger the sizing amount is, the harder the hand feeling is; the larger the glue amount is, the more obvious the glue dots are.
Technological parameters of the engraving wheel A2: 722 meshes/inch, 500 μm diameter, 125 μm depth, 29% coverage; when the sizing amount is 7-10g/m2When in use, the semi-finished product of the attaching fabric is torn in the strong warp direction of 18N and the strong weft direction of 14N; breaking strength warp direction 700N, weft direction 580N; the water pressure resistance is 10000g/l/24 h; moisture permeability 12000gL/24 h; the fastness is unqualified, but the hand feeling is soft, and the glue spots are not obvious; when the sizing amount is 11-18g/m2When in use, the semi-finished product of the attaching fabric is torn in the strong warp direction of 12N and the strong weft direction of 9N; breaking strength warp 620N, weft 530N; the water pressure resistance is 10000g/m/24 h; moisture permeability is 8500g/l/24 h; the fastness is unqualified, the hand feeling is hard, and the glue spots are obvious; by comparison, it can be found that when the sizing amount exceeds 11g/m2In the process, the influence on the anhydrous pressure and the breaking strength is negligible, the influence on the tearing strength is large, the moisture permeability is reduced more obviously when the gluing amount is larger, the hand feeling is harder, and the gluing point is more obvious.
Technological parameters of the engraving wheel C1: 570 meshes/inch, 650 μm diameter, 80 μm depth, 29.3% coverage; when the sizing amount is 5-8g/m2When in use, the semi-finished product of the attaching fabric is torn in the longitudinal direction 22N and the latitudinal direction 17N; the breaking strength is 600N in the warp direction and 500N in the weft direction; the water pressure resistance is 10000g/m/24 h; the moisture permeability is 10000g/l/24 h; although the hand was soft and the spots were not noticeable, the fastness was not good (delamination). When the sizing amount is 9-15g/m2When in use, the semi-finished product of the attaching fabric is torn in the strong warp direction 21N and the strong weft direction 16N; the breaking strength is 600N in the warp direction and 500N in the weft direction; the water pressure resistance is 10000g/m/24 h; moisture permeability is 8500g/l/24 h; although the hand was moderate, the fastness was not good (delamination).
Technological parameters of the engraving wheel C2: 670 mesh/inch, 650 μm diameter, 80 μm depth, 37% coverage; when the sizing amount is 6-9g/m2When in use, the semi-finished product of the attaching fabric is torn in the strong warp direction 19N and the strong weft direction 15N; the breaking strength is 600N in the warp direction and 500N in the weft direction; the water pressure resistance is 10000g/m/24 h; the moisture permeability is 9000g/l/24 h; although the hand was soft and the spots were not noticeable, the fastness was not good (delamination). When the sizing amount is 10-16g/m2When in use, the semi-finished product of the attaching fabric is torn in the strong warp direction of 18N and the strong weft direction of 13N; the breaking strength is 600N in the warp direction and 500N in the weft direction; the water pressure resistance is 10000g/m/24 h; the moisture permeability is 7000g/l/24 h; although the hand was moderate, the fastness was not good (delamination).
The finished product made in this example was tested:
the tearing strength is high, and the longitude and latitude can reach more than 15N;
breaking strength: the longitude and latitude can reach more than 550N;
water-repellent effect, according to ISO 4920: 2012 standard, and can reach 4 grade initially;
water pressure resistance, according to ISO 811: 1981 standard, initially up to 10.000mm water column;
the water pressure resistance can reach 15000g/m/24h initially according to the standard of JISL 1092;
moisture permeability, according to JISL 1099: 2012 standard, which can reach 7000g/l/24 h;
fastness, no delamination before washing; no foaming and delamination after at least 3 times of washing;
the hand feeling is soft initially, and noise is not generated;
even if the color of the surface cloth is light or medium, the pattern of the carving wheel is lighter when the surface cloth is glued, and the appearance of the product cannot be influenced.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims (8)

1. The manufacturing process of the light and thin chemical fiber woven laminated fabric is characterized by comprising the following steps of:
s1, performing water repellent treatment on the chemical fiber woven fabric shaped by clear water;
s2, performing cold pressing treatment on the chemical fiber woven fabric subjected to water repellent treatment;
s3, hot-pressing and attaching the chemical fiber woven fabric subjected to cold pressing treatment with a TPU film or a PU film, wherein the attaching adopts a carving wheel with the mesh number of 1000-1300 meshes/inch, the depth of 50-60 mu m and the coverage rate of 40-60%; then cooling, rolling and solidifying to obtain a semi-finished product of the laminated fabric;
s4, adhering the semi-finished product of the adhering fabric and the woven base fabric by hot melt adhesive, wherein the adhering adopts a carving wheel with the mesh number of 1000 plus one 1300 meshes/inch, the depth of 50 mu m-60 mu m and the coverage rate of 40% -60%; and then curing to obtain a finished product of the laminated fabric.
2. The manufacturing process of the light and thin chemical fiber woven laminated fabric according to claim 1, wherein the process is characterized in thatThe shell fabric is plain or twill woven fabric, the yarn is drawn textured yarn or air textured yarn, and the gram weight is 60g/m2～85g/m2。
3. The manufacturing process of the light and thin chemical fiber woven laminated fabric according to claim 1, wherein the woven base fabric is plain, twill or jacquard fabric and has a gram weight of 20g/m2～90g/m2。
4. The manufacturing process of the light and thin chemical fiber woven laminated fabric according to claim 1, wherein the process of the water repellent treatment is as follows: soaking the surface cloth in a mixed solution of a waterproof agent, a cross-linking agent matched with the waterproof agent and a wetting agent, and drying by using an 8-section drying oven at the baking temperature of 120 ℃ at the vehicle speed of 25-35 m/min; the concentration of the waterproof agent in the mixed solution is 50-60 g/L, the concentration of the crosslinking agent matched with the waterproof agent is 10-20 g/L, the concentration of the wetting agent is 5-10 g/L, and the pH value of the mixed solution is 4-5; the waterproof agent is preferably fluorocarbon, acrylate or fluorine-free, and the liquid carrying rate is 50-65%.
5. The manufacturing process of the light and thin chemical fiber woven laminated fabric according to claim 1, wherein in the step S2, the cold pressing process parameters are as follows: the temperature is 50-60 ℃, the pressure is 8MPa, and the vehicle speed is 25 m/min.
6. The manufacturing process of the light and thin chemical fiber woven laminated fabric according to claim 1, wherein in the step S3, before lamination, the fabric is heated and opened by 40%, overfeeding is 0.4%, the temperature of thermosol is 96 ℃, the temperature of the embossing wheel is 100 ℃, the gaps of the embossing wheel are suspended, and the pressure of the embossing wheel is 2-4 kg; the gap between the laminating wheels is suspended, the laminating pressure is 2-4kg, the pressure of the rubber roller is 2-4kg, and the vehicle speed is 9.6-10 m/min.
7. The manufacturing process of the light and thin chemical fiber woven laminated fabric according to claim 1, wherein the curing in the steps S2 and S3 is performed at a temperature of 25 ℃ and a humidity of not less than 60%.
8. The manufacturing process of the light and thin chemical fiber woven laminated fabric according to claim 1, wherein the fabric is treated by the following steps before water repellent treatment: yarn warping → grey cloth cold piling → open washing → booking → dyeing → weaving → finishing → water shaping.
CN202110451467.8A 2021-04-26 2021-04-26 Manufacturing process of light and thin chemical fiber woven laminated fabric Pending CN113022083A (en)

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