CN113005614A - Ice-cool high-shape-retention cotton-nylon fabric and manufacturing method thereof - Google Patents
Ice-cool high-shape-retention cotton-nylon fabric and manufacturing method thereof Download PDFInfo
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- CN113005614A CN113005614A CN202110244903.4A CN202110244903A CN113005614A CN 113005614 A CN113005614 A CN 113005614A CN 202110244903 A CN202110244903 A CN 202110244903A CN 113005614 A CN113005614 A CN 113005614A
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/10—Patterned fabrics or articles
- D04B1/102—Patterned fabrics or articles with stitch pattern
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/10—Patterned fabrics or articles
- D04B1/12—Patterned fabrics or articles characterised by thread material
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
- D04B1/16—Other fabrics or articles characterised primarily by the use of particular thread materials synthetic threads
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/10—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B7/00—Mercerising, e.g. lustring by mercerising
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C7/00—Heating or cooling textile fabrics
- D06C7/02—Setting
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- 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
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/58—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides
- D06M11/59—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides with ammonia; with complexes of organic amines with inorganic substances
- D06M11/61—Liquid ammonia
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
- D06M16/003—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic with enzymes or microorganisms
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/82—Textiles which contain different kinds of fibres
- D06P3/8204—Textiles which contain different kinds of fibres fibres of different chemical nature
- D06P3/8219—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl and amide groups
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- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
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- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/34—Polyamides
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- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/50—Modified hand or grip properties; Softening compositions
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- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
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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
- D10B2331/02—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides
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- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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Abstract
The invention provides a cool high-shape-retention cotton-nylon fabric and a manufacturing method thereof, and relates to the technical field of fabrics. The fabric has excellent cool hand feeling and cool touch feeling, good drapability, shape retention, washability and wearability, elegant lasting luster and clean appearance, is a high-grade fabric in spring and summer, achieves the hand feeling of ice, silkiness and drapability and the general luster of silk by functional finishing of liquid ammonia and the like, has fine and smooth texture, is extremely compact, has excellent size shape retention and color washability, can achieve the dimensional stability of 3% X3% in the weft direction, has the warp and weft shrinkage of not more than +/-5% X +/-5% after 10 times of washing, and can achieve the color change of more than 10 times and 4.5 levels in color fastness after water washing.
Description
Technical Field
The invention relates to the technical field of fabrics, in particular to a cool high-shape-preserving cotton-nylon fabric and a manufacturing method thereof.
Background
With the increasing living standard of people, people not only have high requirements on the appearance of clothes, but also greatly improve the texture and the wearability of fabrics.
The cotton knitted fabric is widely used for sports, leisure, underwear and knitted shirts, has the characteristics of comfort, air permeability and good elasticity when being worn, and has the main problems of poor dimensional stability, large shrinkage, poor washing resistance, stuffy and wet wearing, pilling and fluffing and the like, which influence the wearability of pure cotton knitted products.
Disclosure of Invention
The invention aims to provide a cool high-shape-retention cotton-nylon fabric and a manufacturing method thereof, which are used for solving the technical problems of poor dimensional stability, large shrinkage, poor washing fastness and stuffy and wet wearing of a cotton knitted fabric in the prior art so as to achieve the technical effects of strong shape retention, strong color washing fastness, fluffing resistance, balloon resistance and the like.
The invention is realized by the following technical scheme:
the ice-cool high-shape-retention cotton-nylon fabric mainly comprises cotton yarn and nylon long fiber yarn, wherein the cotton yarn and the nylon long fiber yarn are interwoven into gray cloth through a double-faced circular knitting machine, and the gray cloth is subjected to functional after-treatment to form the ice-cool high-shape-retention cotton-nylon fabric.
The cotton yarn is selected from 100% long-staple cotton yarn with 70 English counts and above, the nylon long-yarn is selected from jade nylon, and the material is safe, environment-friendly, natural and antibacterial, can quickly transfer heat, enables the fabric to have natural cool feeling, and achieves the ice-cool experience feeling.
The invention also provides a preparation method of the ice-cool high-shape-preserving cotton-nylon fabric, which comprises the following steps:
mainly comprises the following preparation steps:
knitting, cloth inspecting, scutching, presetting, boiling, enzyme washing, cotton dyeing, chinlon dyeing, loose drying, liquid ammonia mercerizing, washing water by a continuous washing machine, loose drying, setting, preshrinking and post-inspection.
Wherein knitting chooses two-sided big circular knitting machine to weave for use, and this two-sided big circular knitting machine chooses for use the extra-high gauge needle to weave when the debugging, specifically chooses for use more than or equal to 44 gauge needles, preferably 44 gauge needles, chooses for use the benefit of such gauge needles to lie in that the gray cloth that can make is inseparabler to reach stable in structure, it is exquisite, and then realize the purpose of high shape retention, if adopt and be less than 44 gauge needles, can cause the holistic compactness of surface fabric to reduce, influence the holistic stability of surface fabric.
Knitting is carried out by a double-sided circular knitting machine, and the knitting method is as follows:
aligning and arranging upper and lower disc knitting needles:
the first mould is used for coiling the first needles on the upper plate, knitting the second needles without knitting, and then knitting the nylon long fiber yarns in a needle-by-needle alternating mode; knitting the nylon long fiber yarns in a needle-by-needle alternating mode after the first needle of the lower disc is looped and the second needle is not knitted;
the second mould, the first needle of upper wall is not woven, the second needle is looped, then weave the said cotton yarn in the alternating way of the needle by needle, the lower wall is not woven;
in the third die, the upper disc is not knitted, the first needle of the lower disc is not knitted, the second needle is looped, and then the cotton yarn is knitted in a needle-by-needle alternating mode;
and in the fourth die, the first needles on the upper disc are not knitted, the second needles are looped, then the nylon long fiber yarns are knitted in a needle-by-needle alternating mode, the first needles on the lower disc are not knitted, the second needles are looped, and then the nylon long fiber yarns are knitted in a needle-by-needle alternating mode.
A fifth mould, wherein the upper disc is knitted into a loop by the first needle, the second needle is not knitted, then the cotton yarn is knitted in a needle-by-needle alternating mode, the lower disc is not knitted,
and in the sixth die, the upper disc is not knitted, the first needles of the lower disc are looped, the second needles are not knitted, and then the cotton yarn is knitted in a needle-by-needle alternating mode.
The rotating speed of the double-sided circular knitting machine is 12-16r/min, and the yarn feeding tension is 8-10 cN.
And carrying out a series of treatments on the prepared gray cloth to obtain the ice-cool high-shape-preserving cotton-nylon fabric.
Specifically, firstly, pre-shaping is carried out, an antioxidant SPANSCUR SPARK is added for pre-shaping at 25g/l and the temperature is 190 ℃.
Boiling:
CIarite One，1～2g/l；NaOH(50％),1～3g/l；H2O2(27.5%) 1.5-4%; reaction conditions are as follows: at 90-100 ℃ for 40-60 min;
enzyme washing:
the treatment process comprises the following steps: arranging the cloth in an enzyme washing liquid according to a bath ratio of 1:18-40, and treating for 40-80min at the temperature of 40-60 ℃;
the enzyme wash comprises: 0.75-3 g/L of biological enzyme, 0.5-1.0 g/L of sodium acetate and 0.5-1.0 g/L of acetic acid, and the solvent is water; preferably, the biological enzyme is a cellulase; the pH value of the enzyme washing liquid is 4.5-6.5.
Preferably, the treatment is carried out under the condition of 40-60 ℃ for 40-80min, and if the enzyme washing effect is not added in the range, the cloth surface is not smooth enough, and the integral fabric wearing feeling is influenced.
Dyeing cotton:
the dyeing comprises soaping and color fixing, and the specific process comprises the following steps:
0.5-1 g/l of soaping agent; 90-100 ℃ for 10-20 min;
and (3) fixation: DM 2518: 0.5-2 g/l; 40-50 ℃ for 20-30 min;
dyeing nylon:
the dye for dyeing the chinlon is 1: 2 metal complex dye, the color fixing agent of the chinlon is BFN,
and (4) drying by adopting loose drying.
Liquid ammonia mercerizing:
ammonia gas is below minus 33 ℃, and the dyed cloth passes through a liquid ammonia treatment box by using cloth guiding; the vehicle speed is 20-28 m/min, and the temperature is as follows: feeding a blanket: 110-125 ℃, upper and lower reaction zones: and (3) discharging the blanket at 85-95 ℃: at 95-105 ℃, the tension is as follows: feeding a blanket: 2-2.5 KG upper and lower reaction zones: 4-6 KG, discharging the blanket: 4-6 KG.
Preferably, the cloth feeding blanket: 120 ℃, upper and lower reaction zones: and (3) discharging the blanket at 90 ℃: at 100 ℃, the tension is: feeding a blanket: 2KG, upper and lower reaction zones: 5KG, discharging the blanket: 5 KG.
The liquid ammonia is arranged below minus 33 ℃ to be in a liquid state, and the viscosity and the surface tension of the liquid ammonia are much lower than those of water, so that the liquid ammonia can easily and quickly enter the cotton fibers, the cotton fibers start to expand from the core part, the cross section is flatly expanded into a round shape, the cavity is reduced, the surface is smooth, the internal stress is eliminated due to the change of a fiber crystal structure and is not distorted, the tensile strength and the tearing strength are improved, and the fabric still keeps good hand feeling after being repeatedly washed.
In a specific practical process, the machine cannot be stopped when liquid ammonia mercerization is carried out, if the machine is stopped, color abnormity is caused, the finishing performance of the fabric is influenced, and if necessary machine halt occurs, marking is needed.
Washing water of the continuous washing machine:
placing the cloth in a washing liquid according to a bath ratio of 1:18-40, and treating for 30-60min at 45-80 ℃;
the washing liquid comprises 1.0-3.0g/L of penetrant, 0.8-3.0g/L of low-temperature degreasing agent, 1.0-3.0g/L of crease preventing agent and 0.5-2.0g/L of alkaline agent, and the solvent is water.
The washing process is a process of cleaning the fabric finished by the liquid ammonia, is carried out under the parameter conditions, is obtained by long-term research and development of workers, and can cause the fabric to be broken or greasy dirt if not carried out under the parameter conditions.
Drying: the method is mainly used for drying the dyed chinlon and the continuous washing machine after washing, and has the main effects that the fabric is collected in the dye vat, the stretching tension is large, the warp shrinkage is relatively large, and the internal stress caused by the warp tension of the fabric can be released by drying, so that the effect of stabilizing shrinkage is achieved.
Shaping: and (2) placing the cloth in a setting finishing liquid to be treated for 3-10 minutes at the temperature of 150-170 ℃, wherein the setting finishing liquid comprises 30-60g/L of resin finishing agent, 5-15g/L of catalyst, D610060-100 g/L of softening agent and 1-2g/L of penetrating agent, the solvent is water, and the vehicle speed is 16-22 m/min.
The sizing finishing liquid adopting the components can make the surface of the fabric smooth and clean without deformation, mainly because the resin finishing agent is adopted, the resin finishing liquid mainly plays a role in reducing shrinkage or improving the washability of the fabric, and can still make the surface smooth and clean without deformation after washing for many times.
Pre-shrinking: a nylon blanket type preshrinking machine is adopted, and the vehicle speed is 15-25 mi/min.
The cotton yarn and the nylon long fiber yarn are woven by the circular knitting machine, and the tightness of the gray cloth manufactured by the circular knitting machine is higher by adopting a mode that the needle pitch is larger than 44 needles and a weaving method, so that the gray cloth has excellent size retention.
The prepared gray cloth is subjected to a series of treatments, namely pre-shaping, scouring, enzyme washing, cotton dyeing, chinlon dyeing, drying, liquid ammonia mercerization, washing water of a continuous washing machine and the like, and the treated cloth has the characteristics of smooth hand feeling, washable color, color change with washing color fastness of more than 4.5 levels for 10 times, pilling resistance level of more than 4.0, instant ice feeling of 0.21 and the like.
The manufacturing processes are mutually combined and have a synergistic effect, wherein the fabric finally prepared through post-finishing processes such as liquid ammonia mercerization and the like has excellent characteristics such as ice, smoothness, suspension and the like, the texture of the fabric is fine and compact through the weaving method and selection, the size shape retention is excellent, the color in the fabric is washable through processes such as scouring, enzyme washing, cotton dyeing, polyamide dyeing, continuous washing machine washing water and the like, the dimensional stability can be achieved through the weft direction of 3% X3% (three times of washing water and hanging dry test), the warp and weft shrinkage after 10 times of washing is not more than +/-5% X +/-5%, the washing color fastness can achieve more than 10 times of 4.5 levels of color change, and the sweat stain light fastness is 4.5 level (20H).
The invention has the beneficial effects that:
the cool high-shape-retention cotton-nylon fabric provided by the invention has the advantages of silky luster, softness, draping hand feeling, clean surface, washing resistance, wear resistance and the like, and can be widely used for knitted T-shirts and knitted fabrics.
The gram weight of the ice-cool high-shape-retention cotton-nylon fabric provided by the invention is 180-2Preferably 210-220g/m2The shrinkage of the fabric can be small, namely the warp and weft directions are +/-3% and X +/-3% (three times of washing and hanging test) and +/-5% and X +/-5% (ten times of washing and hanging test), in addition, the fabric can achieve good instant contact cool feeling, and the test value can reach 0.2 based on the temperature difference of GB/T35263-plus 2017 being 20 ℃.
Detailed Description
The technical solution of the present invention will be described below with reference to the embodiments of the present invention.
Example (b):
the invention provides a cool high-shape-retention cotton-nylon fabric which mainly comprises cotton yarn and nylon long fiber yarn, wherein the cotton yarn and the nylon long fiber yarn are interwoven into gray cloth through a double-sided big circular knitting machine, and the prepared gray cloth is subjected to functional finishing to obtain the cool high-shape-retention cotton-nylon fabric.
During knitting, a double-sided circular knitting machine is selected, namely a 44G 30' machine table is adopted, the rotating speed of the machine table is 12-16r/min, the yarn feeding tension is 8-10cN, and the yarn length is strictly +/-2mm/50 coils in the preparation process.
The design of yarn count and yarn length is as follows:
the knitting method is shown in the following table:
the cotton yarn adopted is 100% long-staple cotton yarn with 70 English counts and above; the long nylon yarn is jade nylon, and the stitch length of the double-sided circular knitting machine is adjusted to be larger than or equal to 44 stitches.
After the gray cloth is prepared by the method, the gray cloth is finished, and the specific process is as follows: cloth inspection, scutching, presetting, boiling, enzyme washing, cotton dyeing, chinlon dyeing, loose drying, liquid ammonia mercerizing, washing water of a continuous washing machine, loose drying, setting, preshrinking and post-inspection.
Wherein the functional after-treatment mainly comprises boiling off, enzyme washing, cotton dyeing, chinlon dyeing, liquid ammonia mercerization, washing water of a continuous washing machine and shaping.
The specific operation steps are as follows:
presetting:
arranging and pre-shaping the woven grey cloth, and adding 25g/l of antioxidant SPANSCURR SPARK at 160-200 ℃, preferably 190 ℃.
Boiling:
the selected components are as follows: 1-2g/l of CIarite One; NaOH (50%) 1-3 g/l; H2O2 (27.5%), 1.5-4%; reaction conditions are as follows: 0.75-3 g/l of Cellusoftcombi biological polishing enzyme at 90-100 ℃ for 40-60 min; reaction conditions are as follows: 45-60 ℃ for 45-60 min.
Enzyme washing:
the treatment process comprises the following steps: arranging the cloth in an enzyme washing liquid according to a bath ratio of 1:18-40, and treating for 40-80min at the temperature of 40-60 ℃;
the enzyme wash comprises: 0.75-3 g/L of biological enzyme, 0.5-1.0 g/L of sodium acetate and 0.5-1.0 g/L of acetic acid, and the solvent is water; preferably, the biological enzyme is a cellulase; the pH value of the enzyme washing liquid is 4.5-6.5.
Dyeing cotton:
the method comprises soaping and color fixing, and comprises the following specific processes:
XQW-10.5-1 g/l soaping agent; 90-100 ℃ for 10-20 min;
and (3) fixation: DM 2518: 0.5-2 g/l; 40-50 ℃ for 20-30 min.
Dyed chinlon
Dyes for dyeing nylon were used as a dye by Huntsman corporation, Lanaset 1: 2, metal complex dye, respectively fixing the color of the nylon and the cotton, wherein the nylon fixing agent is BFN. Part of the reactive dye is easy to be stained with the nylon and can influence the color or the fastness, and the nylon must be fixed before dyeing the cotton, and then the cotton can be dyed.
Drying: loose drying or cloth drying is adopted.
Liquid nitrogen mercerizing
In the embodiment, an Italian LAFER liquid nitrogen mercerizing machine is selected for liquid nitrogen finishing, ammonia gas is in a liquid state below 33 ℃, dyed cloth passes through a liquid ammonia treatment box by using a cloth guide, the cloth guide needs to be consistent with the width of the produced cloth, and the sewing head needs to be straight and firm; the vehicle speed is 20-28 m/min, specifically 25 m/min, and the temperature is as follows: feeding a blanket: 110-125 ℃, specifically 120 ℃, and an upper reaction zone and a lower reaction zone: 85-95 ℃, specifically 90 ℃, and discharging the blanket: 95-105 ℃, specifically 100 ℃, and the tension is as follows: feeding a blanket: 2 ~ 2.5KG specifically is 2KG, upper and lower reaction zone: 4 ~ 6KG specifically is 5KG, goes out cloth woollen blanket: 4 ~ 6KG, specific position 5KG can not shut down midway, otherwise can lead to the colour unusual, if shut down and need carry out the sign clearly at the cloth cover.
Washing water of the continuous washing machine:
placing the cloth in a washing liquid according to a bath ratio of 1:18-40, and treating at 45-80 deg.C for 30-60 min; wherein the washing liquid comprises 1.0-3.0g/L of penetrant, 0.8-3.0g/L of low-temperature degreasing agent, 1.0-3.0g/L of crease preventing agent and 0.5-2.0g/L of alkaline agent, and the solvent is water.
Drying: loose drying or dry cloth drying is adopted.
Shaping:
placing the cloth in a sizing finishing liquid to treat for 3-10 minutes at the temperature of 150-: 16-22 m/min.
Pre-shrinking: the pre-shrinking belongs to a nylon blanket type pre-shrinking machine, and the vehicle speed is as follows: 15-25 mi/min.
And after the post inspection is finished, obtaining the cool and high-shape-preserving cotton-nylon fabric.
Experimental example:
the prepared finished product is subjected to conventional physical and chemical index tests, and the test results are as follows:
therefore, the fabric of the embodiment has good performance, excellent size shape retention and color washability, the dimensional stability can achieve 3% x 3% of weft direction (three times of washing water and hanging dry test), the color fastness of washing can achieve more than 10 times of 4.5 level color change, the perspiration light fastness is 4.5 level (20H), the anti-pilling level is more than 4.0, the instant cool feeling reaches 0.21, and the product has excellent contact cool feeling. Meanwhile, the silk fabric has the advantages of common luster and softness of silk, draping hand feeling, clean surface, washing resistance and wear resistance, and provides an excellent knitted T-shirt and shirt fabric for the market.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A cool and high shape-preserving cotton-nylon fabric, which is characterized in that,
the cool high-shape-retention cotton-nylon fabric is prepared by interweaving cotton yarn and nylon long fiber yarn through a double-faced circular knitting machine to form gray cloth, and performing functional after-treatment on the gray cloth to obtain the cool high-shape-retention cotton-nylon fabric.
2. The ice-cool high-shape-preserving cotton-nylon fabric according to claim 1,
the cotton yarn is 100% long-staple cotton yarn with 70 English counts and above;
the nylon long fiber yarn is jade nylon.
3. The ice-cool high-shape-preserving cotton-nylon fabric according to claim 1,
the gram weight of the fabric is 180-230g/m2Preferably 210-220g/m2。
4. The ice-cool high-shape-retention cotton-nylon fabric according to claim 1, wherein the stitch length of the double-sided rounding machine is greater than or equal to 44 stitches.
5. The weaving method of the cool high-shape-preserving cotton-nylon fabric according to claim 1, characterized in that,
the weaving method for preparing the gray cloth by adopting the double-sided big circular knitting machine comprises the following steps: the upper disc and the lower disc are arranged in a contraposition way;
the first mould is used for coiling the first needles on the upper plate, knitting the second needles without knitting, and then knitting the nylon long fiber yarns in a needle-by-needle alternating mode; knitting the nylon long fiber yarns in a needle-by-needle alternating mode after the first needle of the lower disc is looped and the second needle is not knitted;
the second mould, the first needle of upper wall is not woven, the second needle is looped, then weave the said cotton yarn in the alternating way of the needle by needle, the lower wall is not woven;
in the third die, the upper disc is not knitted, the first needle of the lower disc is not knitted, the second needle is looped, and then the cotton yarn is knitted in a needle-by-needle alternating mode;
and in the fourth die, the first needles on the upper disc are not knitted, the second needles are looped, then the nylon long fiber yarns are knitted in a needle-by-needle alternating mode, the first needles on the lower disc are not knitted, the second needles are looped, and then the nylon long fiber yarns are knitted in a needle-by-needle alternating mode.
A fifth mould, wherein the upper disc is knitted into a loop by the first needle, the second needle is not knitted, then the cotton yarn is knitted in a needle-by-needle alternating mode, the lower disc is not knitted,
and in the sixth die, the upper disc is not knitted, the first needles of the lower disc are looped, the second needles are not knitted, and then the cotton yarn is knitted in a needle-by-needle alternating mode.
6. The weaving method of the cool high-shape-preserving cotton-nylon fabric according to claim 5, characterized in that,
the knitting: the cotton yarn and the nylon long fiber yarn are interwoven by a double-sided circular knitting machine to form the gray cloth, and the stitch length of the double-sided circular knitting machine is more than 44 stitches.
7. The preparation method of the ice-cool high-shape-retention cotton-nylon fabric according to claim 1, which is characterized by mainly comprising the following steps:
knitting, scutching, presetting, scouring, enzyme washing, cotton dyeing, chinlon dyeing, liquid ammonia mercerizing, washing water of a continuous washing machine, setting and preshrinking;
the pre-setting:
arranging the woven grey cloth for pre-shaping, and adding an antioxidant SPANSCUR SPARK25g/l at 190 deg.C during pre-shaping;
scouring, enzyme washing and cotton dyeing:
the specific technological conditions for scouring are as follows:
1-2g/l of Hensman CIarite One; NaOH (50%) 1-3 g/l; h2O2(27.5%) 1.5-4%; reaction conditions are as follows: at 90-100 ℃ for 40-60 min;
the enzyme washing process comprises the following steps:
arranging the cloth in an enzyme washing liquid according to a bath ratio of 1:18-40, and treating for 40-80min at the temperature of 40-60 ℃;
the enzyme wash comprises: 0.75-3 g/L of biological enzyme, 0.5-1.0 g/L of sodium acetate and 0.5-1.0 g/L of acetic acid, and the solvent is water; preferably, the biological enzyme is a cellulase; the pH value of the enzyme washing liquid is 4.5-6.5;
the dyeing comprises soaping and color fixing, and the specific process comprises the following steps:
0.5-1 g/l of soaping agent; 90-100 ℃ for 10-20 min;
and (3) fixation: DM 2518: 0.5-2 g/l; 40-50 ℃ for 20-30 min;
the polyamide fiber dyeing:
the dye for dyeing the chinlon is 1: 2, metal complex dye, wherein the color fixing agent of the chinlon is leyde BFN;
liquid nitrogen mercerizing:
ammonia gas is below minus 33 ℃, and the dyed cloth passes through a liquid ammonia treatment box by using cloth guiding; the vehicle speed is 20-28 m/min, and the temperature is as follows: feeding a blanket: 110-125 ℃, upper and lower reaction zones: and (3) discharging the blanket at 85-95 ℃: at 95-105 ℃, the tension is as follows: feeding a blanket: 2-2.5 KG upper and lower reaction zones: 4 ~ 6KG, go out the cloth woollen blanket: 4-6 KG.
8. The preparation method of the cool high-shape-retention cotton-nylon fabric according to claim 5, characterized by comprising the following steps:
the continuous washing machine comprises: placing the cloth in a washing liquid according to a bath ratio of 1:18-40, and treating for 30-60min at 45-80 ℃;
the washing liquid comprises 1.0-3.0g/L of penetrant, 0.8-3.0g/L of low-temperature degreasing agent, 1.0-3.0g/L of crease preventing agent and 0.5-2.0g/L of alkaline agent, and the solvent is water.
9. The preparation method of the cool high-shape-retention cotton-nylon fabric according to claim 5, characterized by comprising the following steps:
and (3) shaping: placing the cloth in a sizing finishing liquid to be treated for 3-10 minutes at the temperature of 150-170 ℃; the sizing finishing liquid comprises 30-60g/L of resin finishing agent, 5-15g/L of catalyst, softener D610060-100 g/L and 1-2g/L of penetrating agent, the solvent is water, and the vehicle speed is 16-22 m/min.
10. The application of the ice-cool high-shape-preserving cotton-nylon fabric according to any one of claims 1 to 9, wherein the fabric can be applied to the production of ready-to-wear clothes, and the ready-to-wear clothes comprise shirts and/or knitted T-shirts.
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