CN112695441A - Nylon-viscose elastic cotton-like fabric and preparation method thereof - Google Patents
Nylon-viscose elastic cotton-like fabric and preparation method thereof Download PDFInfo
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- CN112695441A CN112695441A CN202011499498.2A CN202011499498A CN112695441A CN 112695441 A CN112695441 A CN 112695441A CN 202011499498 A CN202011499498 A CN 202011499498A CN 112695441 A CN112695441 A CN 112695441A
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- 239000004744 fabric Substances 0.000 title claims abstract description 61
- 229920000297 Rayon Polymers 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 239000004677 Nylon Substances 0.000 claims abstract description 35
- 229920001778 nylon Polymers 0.000 claims abstract description 35
- 238000004043 dyeing Methods 0.000 claims abstract description 32
- 229920002334 Spandex Polymers 0.000 claims abstract description 24
- 239000004759 spandex Substances 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000001035 drying Methods 0.000 claims abstract description 13
- 238000009941 weaving Methods 0.000 claims abstract description 11
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 54
- 239000003795 chemical substances by application Substances 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- 239000000975 dye Substances 0.000 claims description 28
- 239000007788 liquid Substances 0.000 claims description 27
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 26
- 239000002253 acid Substances 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 24
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 18
- 239000000985 reactive dye Substances 0.000 claims description 17
- 238000005406 washing Methods 0.000 claims description 15
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 13
- 235000011152 sodium sulphate Nutrition 0.000 claims description 13
- 229920006052 Chinlon® Polymers 0.000 claims description 12
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 12
- 239000003513 alkali Substances 0.000 claims description 11
- 239000004952 Polyamide Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 8
- 229920002647 polyamide Polymers 0.000 claims description 8
- 238000007670 refining Methods 0.000 claims description 8
- 239000000980 acid dye Substances 0.000 claims description 7
- 229910001385 heavy metal Inorganic materials 0.000 claims description 7
- 150000002500 ions Chemical class 0.000 claims description 7
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 6
- 239000004902 Softening Agent Substances 0.000 claims description 6
- 230000002378 acidificating effect Effects 0.000 claims description 6
- UYJXRRSPUVSSMN-UHFFFAOYSA-P ammonium sulfide Chemical compound [NH4+].[NH4+].[S-2] UYJXRRSPUVSSMN-UHFFFAOYSA-P 0.000 claims description 6
- 239000012752 auxiliary agent Substances 0.000 claims description 6
- 239000002738 chelating agent Substances 0.000 claims description 6
- AFOSIXZFDONLBT-UHFFFAOYSA-N divinyl sulfone Chemical compound C=CS(=O)(=O)C=C AFOSIXZFDONLBT-UHFFFAOYSA-N 0.000 claims description 6
- 230000001804 emulsifying effect Effects 0.000 claims description 6
- 229910052731 fluorine Inorganic materials 0.000 claims description 6
- 239000011737 fluorine Substances 0.000 claims description 6
- 238000009499 grossing Methods 0.000 claims description 6
- 238000004045 reactive dyeing Methods 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims description 6
- 238000010025 steaming Methods 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 5
- 230000008569 process Effects 0.000 abstract description 5
- 239000004753 textile Substances 0.000 abstract description 2
- 229920000742 Cotton Polymers 0.000 description 10
- 230000007547 defect Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- D—TEXTILES; PAPER
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- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B21/00—Successive treatments of textile materials by liquids, gases or vapours
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- 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
- D06M11/32—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/38—Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table
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- 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
- 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
- D06M11/32—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/50—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with hydrogen peroxide or peroxides of metals; with persulfuric, permanganic, pernitric, percarbonic acids or their salts
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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
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/0032—Determining dye recipes and dyeing parameters; Colour matching or monitoring
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- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/38—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using reactive dyes
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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
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/39—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using acid dyes
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- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/673—Inorganic compounds
- D06P1/67333—Salts or hydroxides
- D06P1/6735—Salts or hydroxides of alkaline or alkaline-earth metals with anions different from those provided for in D06P1/67341
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- 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
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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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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—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
- D06M2101/38—Polyurethanes
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- D—TEXTILES; PAPER
- 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
- D10B2201/20—Cellulose-derived artificial fibres
- D10B2201/22—Cellulose-derived artificial fibres made from cellulose solutions
- D10B2201/24—Viscose
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- 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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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/10—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyurethanes
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Abstract
The invention relates to the field of textile fabrics, in particular to a nylon-bonded elastic cotton-like fabric and a preparation method thereof, wherein the nylon-bonded elastic cotton-like fabric is formed by interweaving warp yarns and weft yarns, the warp yarns and the weft yarns are core-spun yarns, the warp yarns are viscose-coated nylon yarns, the weft yarns are nylon-coated spandex yarns, and the fabric is prepared into a finished product by a process of yarn preparation weaving, pretreatment, dyeing by a two-bath method, drying and finishing; the fabric can be used for casual trousers and other articles.
Description
Technical Field
The invention relates to the field of textile fabrics, in particular to a nylon-bonded elastic cotton-like fabric.
Background
Cotton fiber is favored because of its excellent moisture absorption, softness and warmth retention; however, the cotton fiber has poor moisture conductivity and dehumidification, antifouling and mildew resistance, and is easy to deform and lose texture after being washed for many times; and the cost of cotton is high, for example, the market price of 40S long stapled cotton is 3.6-3.8 ten thousand yuan/ton.
The chemical spinning fiber has relatively low cost, various types and different performances, for example, viscose has the advantages of strong hygroscopicity, easy dyeing and bright color, but also has the defects of poor wear resistance, poor elasticity and small strength; the chinlon has the advantages of high strength, good elasticity, wear resistance, small specific gravity, acid and alkali resistance and the like, and also has the defects of small hygroscopicity and poor light resistance; spandex has the advantages of strong elasticity, acid and alkali resistance, sweat resistance and the like, and also has the defect of poor hygroscopicity.
With the further improvement of the consumption level, people pursue the multifunction of clothes, and the cotton fabric is easy to wrinkle and lose shape after washing, so that the wearing experience is greatly reduced; the existing chemical fiber cotton-like fabric has a space for improving the color fastness, particularly the light-resistant color fastness.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a cotton-like fabric with appearance, hand feeling and touch feeling aiming at the defects in the prior art, and simultaneously, the color fastness and shape-preserving performance of the fabric are greatly improved.
A nylon-bonded elastic cotton-like fabric is characterized in that warp yarns are viscose nylon-coated yarns, weft yarns are nylon spandex-coated yarns, and the warp yarns are 32S/40S/50S/60S tightly-packed spun nylon-coated 20D nylon yarns; the weft yarn is 100D chinlon-covered 40D spandex yarn or 100D chinlon-covered 70D spandex yarn or 70D chinlon-covered 40D spandex yarn.
Preferably, the twist of the warp yarn is 500-900 twists/m; the twist of the weft yarn is 600-800 twists/m, and the twist direction is Z twist.
A preparation method of a nylon-bonded elastic cotton-like fabric comprises the following steps:
step S1: the blended yarns are woven, warp yarns are viscose-coated nylon yarns, weft yarns are nylon-coated spandex yarns, the warp yarns are 32S/40S/50S/60S tightly-plugged spun-bonded 20D nylon yarns, and the twist is 500-plus-900 twist/m; the weft yarn is 100D chinlon-wrapped 40D spandex yarn or 100D chinlon-wrapped 70D spandex yarn or 70D chinlon-wrapped 40D spandex yarn, and the twist is 600-plus 800 twists/meter; weaving the warp and weft yarns by using an air jet loom to form grey cloth;
preferably, the viscose spindle yarn is wound by an air flow automatic joint mode, and the twisting direction of the weft yarn is Z twisting.
Step S2: pretreatment: long car refining-preshrinking-blank setting
Long-vehicle refining: steaming at 95-98 deg.C at a rate of 25-40 m/min;
pre-shrinking: preshrinking by adopting an air cylinder, wherein liquid caustic soda is 25g/L, deoiling agent is 2g/L, hydrogen peroxide is 3g/L, emulsifying and deoiling agent is 2g/L, stabilizing agent is 1g/L, bath ratio is 1:10, and duration is 1.8-2.2 h;
blank setting: the blank temperature is 185 ℃, and the duration is 25-30 min.
Step S3: dyeing by adopting a two-bath method, specifically, firstly dyeing viscose by activity and then dyeing polyamide by acid: reactive dyeing of viscose: three color choices of reactive dyes: red adopts a three-active type, yellow adopts a vinyl sulfone type, blue adopts a double-active type, and further, the red and blue active dyes adopt a fluorine-containing series;
the first stage is as follows: heating the water to 40 ℃, adding a reactive dye, 2g/L of liquid alkali, 1g/L of nylon dye-resistant agent and 25g/L of anhydrous sodium sulphate, adding 25g/L of anhydrous sodium sulphate after 5min intervals, and then keeping the temperature for 40-50 min;
and a second stage: heating to 60 ℃ at the speed of 1.5-2.5 ℃/min at the temperature of 40-60 ℃, preserving heat for 10min at 60 ℃, adding 2g/L of caustic soda liquid, preserving heat for 15min, adding 18g/L of caustic soda liquid, preserving heat for 60min at 60 ℃, cooling to 55 ℃ at the speed of 1.5-2.0 ℃/min, and washing with water;
and a third stage: in the soaping stage, 1g/L chelating agent is added for soaping, then the temperature is increased to 95 ℃ at the speed of 3-5 ℃/min, the temperature is kept for 10min, and then the temperature is reduced to 40 ℃ at the speed of 3-5 ℃/min to discharge water;
acid dyeing of chinlon: selecting acid dye without heavy metal ion, wherein the dye dosage is 1-4% (owf), and the pH is controlled to be 4.0-6.5;
the first stage is as follows: adding 2g/L of ammonium sulfide, 2g/L of acid leveling agent and dye at 40 ℃, heating to 60 ℃ at the speed of 2 ℃/min, and then preserving heat for 5 min;
in the second stage, the temperature is raised to 100 ℃ at the speed of 0.5-1.5 ℃/min, the temperature is kept for 30-50min, and then the temperature is lowered to 55 ℃ at the speed of 1.5-2.5 ℃/min for water washing;
and a third stage: and in the soaping stage, adding the HAC auxiliary agent and the acidic color fixing agent, heating to 80 ℃ at the speed of 4 ℃/min, preserving heat for 20min, and cooling to 40 ℃ at the speed of 4 ℃/min to discharge water.
Step S4: and (5) drying the fabric processed in the step S3: the drying temperature is 185 ℃, the speed is 30m/min, the air quantity is 700-1100r/min, and the super taste is 5-8 or 15-20.
Step S5: adding a softening agent and a smoothing agent into the post-setting.
The invention has the beneficial effects that:
1. the warp yarns are made of tightly spun viscose wrapped nylon yarns, the viscose is outside, the fabric can be endowed with softer hand feeling, the fabric has good moisture absorption and skin affinity, and the fabric is in direct contact with the skin in the process of wearing, so that better comfort can be endowed. The weft adopts chinlon spandex yarn, and chinlon has good elasticity and wear resistance and can provide better wear resistance for the fabric as the outer layer of the weft; in addition, the warp yarns also contain the chinlon, so that the fabric can be endowed with better elasticity, the defect that viscose is too soft can be overcome, the skeleton effect of the fabric is achieved, the garment is free from ironing and easy to clean when being taken, and the defect that cotton is easy to wrinkle and difficult to shape after being washed is overcome.
2. The viscose adopts the tight plug spinning of 32S or 40S or 50S or 60S yarn count, so that the yarn knots and the hair particles on the surface of the grey cloth can be effectively reduced, and meanwhile, the air flow automatic joint mode is adopted to prevent the yarn knots or the heavy belly yarn during the yarn winding of the viscose spindle.
3. The dyeing process adopts a two-bath method for dyeing, and adopts the steps of firstly dyeing viscose by activity and then dyeing chinlon by acid; adding anhydrous sodium sulphate and liquid alkali on the reactive dye adhesive in steps, adding a small amount of liquid alkali to generate slight cracks on the surface of the fiber, so that the fabric can pre-absorb the dye, then adding a large amount of liquid alkali to fully absorb the dye, and avoiding the conditions of influence on the color difference in the fabric and final color fastness stability caused by over-coloring of the dye; the reactive dyes are combined by the reactive dyes with superior light stability, so that the light fastness of the fabric is greatly improved. The acid dye without heavy metal ions is selected on the acid dyed chinlon, and compared with the traditional acid or neutral dye, the fabric can obtain higher color fastness without color fixation. The process steps are reduced, and the efficiency is improved.
3. The dyed fabric is cooled to be washed by water at a low speed, the shrinkage of the fabric can be reduced in the process of slow cooling, the size of the fabric is ensured, and the absorption of the fabric to dyes is further promoted.
4. The fabric is dried and then subjected to post-shaping treatment, the fabric is dried firstly, the moisture content of the fabric is effectively reduced, and the fabric can be conveniently and more uniformly absorbed by the aid in the post-processing process.
5. Compared with cotton fabrics, the cost is greatly reduced: the price of common cotton leisure fabric in the market is 3.6-3.8 ten thousand yuan/ton like long stapled cotton, the invention adopts chemical fiber materials, the cost is 2.3-2.5 ten thousand yuan/ton, and the cost is reduced by nearly 40%.
Detailed Description
Example 1
A viscose nylon elastic cotton-like fabric is characterized in that warp yarns adopt 32S tightly-packed 20D nylon yarns in a viscose glue bag, the twist degree is 500 twists/m, and an airflow automatic joint mode is adopted during viscose spindle yarn spooling; the weft yarn is 70D nylon-wrapped 40D spandex yarn, Z twist is adopted for the weft yarn, and the twist is 800 twist/m.
A preparation process of a nylon-bonded elastic cotton-like fabric comprises the following steps:
step S1: preparing yarn for weaving, wherein the warp yarn adopts 32S tightly-plugged 20D nylon yarn wrapped by spun-bonded glue, the twist is 500 twists/m, and the viscose spindle yarn adopts an automatic air flow joint mode during spooling; weft yarns are made of 70D chinlon-wrapped 40D spandex yarns, and adopt Z twist, wherein the twist is 800 twist/m; the warp and weft yarns are woven by air jet weaving to form grey cloth.
Step S2: pretreatment: long car refining-preshrinking-blank setting
Long-vehicle refining: steaming at 95 deg.C at a rate of 25 m/min;
pre-shrinking: preshrinking by adopting an air cylinder, wherein liquid caustic soda is 25g/L, deoiling agent is 2g/L, hydrogen peroxide is 3g/L, emulsifying and deoiling agent is 2g/L, stabilizing agent is 1g/L, bath ratio is 1:10, and duration is 1.8 h;
blank setting: the blank temperature is 185 ℃, and the duration is 25 min.
Step S3: dyeing by adopting a two-bath method, specifically, firstly dyeing viscose by activity and then dyeing polyamide by acid: reactive dyeing of viscose: three color choices of reactive dyes: red adopts a three-active type, yellow adopts a vinyl sulfone type, blue adopts a double-active type, and further, the red and blue active dyes adopt a fluorine-containing series;
the first stage is as follows: heating the water to 40 ℃, adding a reactive dye, 2g/L of liquid alkali, 1g/L of nylon dye-resistant agent and 25g/L of anhydrous sodium sulphate, adding 25g/L of anhydrous sodium sulphate after 5min intervals, and then keeping the temperature for 45 min;
and a second stage: heating to 60 ℃ at the speed of 1.5 ℃/min at the temperature of 40-60 ℃, preserving heat at 60 ℃ for 10min, adding 2g/L of liquid caustic soda, preserving heat for 15min, adding 18g/L of liquid caustic soda again, preserving heat for 60min, reducing the temperature to 55 ℃ at the speed of 1.5 ℃/min, and washing with water;
and a third stage: in the soaping stage, 1g/L chelating agent is added for soaping, then the temperature is increased to 95 ℃ at the speed of 3 ℃/min, the temperature is kept for 10min, and then the temperature is reduced to 40 ℃ at the speed of 3 ℃/min to discharge water;
acid dyeing of chinlon: selecting an acid dye without heavy metal ions, wherein the dye consumption is 1% (owf), and the pH is controlled to be 6.5;
the first stage is as follows: adding 2g/L of ammonium sulfide, 2g/L of acid leveling agent and dye at 40 ℃, heating to 60 ℃ at the speed of 2 ℃/min, and then preserving heat for 5 min;
in the second stage, the temperature is raised to 100 ℃ at the speed of 1.0 ℃/min, and the temperature is kept for 50min and then is reduced to 55 ℃ at the speed of 1.5 ℃/min for water washing;
and a third stage: and in the soaping stage, adding the HAC auxiliary agent and the acidic color fixing agent, heating to 80 ℃ at the speed of 4 ℃/min, preserving heat for 20min, and cooling to 40 ℃ at the speed of 4 ℃/min to discharge water.
Step S4: and (5) drying the fabric processed in the step S3: the drying temperature is 185 ℃, the vehicle speed is 30m/min, the air quantity is 1100r/min, and the overfeeding is 5-8.
Step S5: adding a softening agent and a smoothing agent into the post-setting.
Example 2
A viscose nylon elastic cotton-like fabric is characterized in that warp yarns adopt 40S tightly-packed 20D nylon yarns in a viscose glue bag, the twist degree is 600 twists/m, and an airflow automatic joint mode is adopted during viscose spindle yarn spooling; the weft yarn is 70D nylon-wrapped 40D spandex yarn, Z twist is adopted for the weft yarn, and the twist is 600 twist/m.
A preparation process of a nylon-bonded elastic cotton-like fabric comprises the following steps:
step S1: preparing yarn for weaving, wherein the warp yarn adopts 40S tightly-plugged 20D nylon yarn wrapped by spun-bonded glue, the twist is 600 twists/m, and the viscose spindle yarn adopts an automatic air flow joint mode during spooling; weft yarns are made of 70D chinlon-wrapped 40D spandex yarns, and the weft yarns adopt Z twist, and the twist is 600 twist/m; the warp and weft yarns are woven by air jet weaving to form grey cloth.
Step S2: pretreatment: long car refining-preshrinking-blank setting
Long-vehicle refining: steaming at 95 deg.C at a rate of 30 m/min;
pre-shrinking: preshrinking by adopting an air cylinder, wherein liquid caustic soda is 25g/L, deoiling agent is 2g/L, hydrogen peroxide is 3g/L, emulsifying and deoiling agent is 2g/L, stabilizing agent is 1g/L, bath ratio is 1:10, and duration is 2.0 h;
blank setting: the blank temperature is 185 ℃, and the duration is 25 min.
Step S3: dyeing by adopting a two-bath method, specifically, firstly dyeing viscose by activity and then dyeing polyamide by acid: reactive dyeing of viscose: three color choices of reactive dyes: red adopts a three-active type, yellow adopts a vinyl sulfone type, blue adopts a double-active type, and further, the red and blue active dyes adopt a fluorine-containing series;
the first stage is as follows: heating the water to 40 ℃, adding a reactive dye, 2g/L of liquid alkali, 1g/L of nylon dye-resistant agent and 25g/L of anhydrous sodium sulphate, adding 25g/L of anhydrous sodium sulphate after 5min intervals, and then keeping the temperature for 40 min;
and a second stage: heating to 60 ℃ at the speed of 2.0 ℃/min at the temperature of 40-60 ℃, preserving heat at 60 ℃ for 10min, adding 2g/L of liquid caustic soda, preserving heat for 15min, adding 18g/L of liquid caustic soda again, preserving heat for 60min, reducing the temperature to 55 ℃ at the speed of 1.5 ℃/min, and washing with water;
and a third stage: in the soaping stage, 1g/L chelating agent is added for soaping, then the temperature is increased to 95 ℃ at the speed of 5 ℃/min, the temperature is kept for 10min, and then the temperature is reduced to 40 ℃ at the speed of 5 ℃/min to discharge water;
acid dyeing of chinlon: selecting an acid dye without heavy metal ions, wherein the dye consumption is 4% (owf), and the pH is controlled to be 4.0;
the first stage is as follows: adding 2g/L of ammonium sulfide, 2g/L of acid leveling agent and dye at 40 ℃, heating to 60 ℃ at the speed of 2 ℃/min, and then preserving heat for 5 min;
in the second stage, the temperature is raised to 100 ℃ at the speed of 1.5 ℃/min, and the temperature is kept for 40min and then is reduced to 55 ℃ at the speed of 2.0 ℃/min for water washing;
and a third stage: and in the soaping stage, adding the HAC auxiliary agent and the acidic color fixing agent, heating to 80 ℃ at the speed of 4 ℃/min, preserving heat for 20min, and cooling to 40 ℃ at the speed of 4 ℃/min to discharge water.
Step S4: and (5) drying the fabric processed in the step S3: the drying temperature is 185 ℃, the vehicle speed is 30m/min, the air quantity is 1100r/min, and the overfeeding is 5-8.
Step S5: adding a softening agent and a smoothing agent into the post-setting.
Example 3
A viscose nylon elastic cotton-like fabric is characterized in that warp yarns adopt 50S tightly-packed 20D nylon yarns in a viscose glue bag, the twist degree is 800 twists/m, and an airflow automatic joint mode is adopted during viscose spindle yarn spooling; the weft yarn is 100D chinlon-wrapped 40D spandex yarn, the weft yarn adopts Z twist, and the twist is 700 twist/m.
A preparation process of a nylon-bonded elastic cotton-like fabric comprises the following steps:
step S1: preparing yarn for weaving, wherein the warp adopts 50S tightly-plugged 20D nylon yarn wrapped by spun-bonded glue, the twist is 800 twists/m, and the viscose spindle yarn adopts an automatic air flow joint mode during spooling; weft yarns are 100D nylon-wrapped 40D spandex yarns, the weft yarns adopt Z twist, and the twist is 700 twist/m; the warp and weft yarns are woven by air jet weaving to form grey cloth.
Step S2: pretreatment: long car refining-preshrinking-blank setting
Long-vehicle refining: steaming at 98 deg.C and 40 m/min;
pre-shrinking: preshrinking by adopting an air cylinder, wherein liquid caustic soda is 25g/L, deoiling agent is 2g/L, hydrogen peroxide is 3g/L, emulsifying and deoiling agent is 2g/L, stabilizing agent is 1g/L, bath ratio is 1:10, and duration is 2.2 hours;
blank setting: the blank temperature is 185 ℃, and the duration is 30 min.
Step S3: dyeing by adopting a two-bath method, specifically, firstly dyeing viscose by activity and then dyeing polyamide by acid: reactive dyeing of viscose: three color choices of reactive dyes: red adopts a three-active type, yellow adopts a vinyl sulfone type, blue adopts a double-active type, and further, the red and blue active dyes adopt a fluorine-containing series;
the first stage is as follows: heating the water to 40 ℃, adding a reactive dye, 2g/L of liquid alkali, 1g/L of nylon dye-resistant agent and 25g/L of anhydrous sodium sulphate, adding 25g/L of anhydrous sodium sulphate after 5min intervals, and then keeping the temperature for 50 min;
and a second stage: heating to 60 ℃ at the speed of 2.5 ℃/min at the temperature of 40-60 ℃, preserving heat at 60 ℃ for 10min, adding 2g/L of liquid caustic soda, preserving heat for 15min, adding 18g/L of liquid caustic soda again, preserving heat for 60min, reducing the temperature to 55 ℃ at the speed of 2.0 ℃/min, and washing with water;
and a third stage: in the soaping stage, 1g/L chelating agent is added for soaping, then the temperature is increased to 95 ℃ at the speed of 5 ℃/min, the temperature is kept for 10min, and then the temperature is reduced to 40 ℃ at the speed of 5 ℃/min to discharge water;
acid dyeing of chinlon: selecting an acid dye without heavy metal ions, wherein the dye consumption is 3% (owf), and the pH is controlled to be 4.5;
the first stage is as follows: adding 2g/L of ammonium sulfide, 2g/L of acid leveling agent and dye at 40 ℃, heating to 60 ℃ at the speed of 2 ℃/min, and then preserving heat for 5 min;
in the second stage, the temperature is raised to 100 ℃ at the speed of 1.0 ℃/min, and the temperature is kept for 40min and then is reduced to 55 ℃ at the speed of 2.0 ℃/min for water washing;
and a third stage: and in the soaping stage, adding the HAC auxiliary agent and the acidic color fixing agent, heating to 80 ℃ at the speed of 4 ℃/min, preserving heat for 20min, and cooling to 40 ℃ at the speed of 4 ℃/min to discharge water.
Step S4: and (5) drying the fabric processed in the step S3: the drying temperature is 185 ℃, the vehicle speed is 30m/min, the air quantity is 1100r/min, and the overfeeding is 5-8.
Step S5: adding a softening agent and a smoothing agent into the post-setting.
Example 4
A viscose nylon elastic cotton-like fabric is characterized in that warp yarns adopt 60S tightly-packed 20D nylon yarns in a viscose glue bag, the twist degree is 900 twists/m, and an airflow automatic joint mode is adopted during viscose spindle yarn spooling; the weft yarn is 100D chinlon-covered 70D spandex yarn, the weft yarn adopts Z twist, and the twist is 800 twist/m.
A preparation process of a nylon-bonded elastic cotton-like fabric comprises the following steps:
step S1: the warp adopts 60S tightly-packed 20D nylon yarn of a spun-bonded adhesive bag, the twist is 900 twists/m, and the mode of automatic air flow joint is adopted when the viscose spindle yarn is wound; weft yarns are 100D nylon-covered 70D spandex yarns, the weft yarns adopt Z twist, and the twist is 800 twist/m; weaving the warp and weft yarns by using an air jet loom to form grey cloth;
step S2: pretreatment: long-vehicle refining, preshrinking and blank setting;
long-vehicle refining: steaming at 98 deg.C at a rate of 30 m/min;
pre-shrinking: preshrinking by adopting an air cylinder, wherein liquid caustic soda is 25g/L, deoiling agent is 2g/L, hydrogen peroxide is 3g/L, emulsifying and deoiling agent is 2g/L, stabilizing agent is 1g/L, bath ratio is 1:10, and duration is 1.8 h;
blank setting: the blank temperature is 185 ℃, and the duration is 30 min.
Step S3: dyeing by adopting a two-bath method, specifically, firstly dyeing viscose by activity and then dyeing polyamide by acid: reactive dyeing of viscose: three color choices of reactive dyes: red adopts a three-active type, yellow adopts a vinyl sulfone type, blue adopts a double-active type, and further, the red and blue active dyes adopt a fluorine-containing series;
the first stage is as follows: heating the water to 40 ℃, adding a reactive dye, 2g/L of liquid alkali, 1g/L of nylon dye-resistant agent and 25g/L of anhydrous sodium sulphate, adding 25g/L of anhydrous sodium sulphate after 5min intervals, and then keeping the temperature for 40 min;
and a second stage: heating to 60 ℃ at the speed of 1.5 ℃/min at the temperature of 40-60 ℃, preserving heat at 60 ℃ for 10min, adding 2g/L of liquid caustic soda, preserving heat for 15min, adding 18g/L of liquid caustic soda again, preserving heat for 60min, reducing the temperature to 55 ℃ at the speed of 1.5 ℃/min, and washing with water;
and a third stage: in the soaping stage, 1g/L chelating agent is added for soaping, then the temperature is increased to 95 ℃ at the speed of 4 ℃/min, the temperature is kept for 10min, and then the temperature is reduced to 40 ℃ at the speed of 4 ℃/min to discharge water;
acid dyeing of chinlon: selecting an acid dye without heavy metal ions, wherein the dye consumption is 2% (owf), and the pH is controlled to be 6.0;
the first stage is as follows: adding 2g/L of ammonium sulfide, 2g/L of acid leveling agent and dye at 40 ℃, heating to 60 ℃ at the speed of 2 ℃/min, and then preserving heat for 5 min;
in the second stage, the temperature is raised to 100 ℃ at the speed of 0.8 ℃/min, the temperature is kept for 30min, and then the temperature is lowered to 55 ℃ at the speed of 1.5 ℃/min for water washing;
and a third stage: and in the soaping stage, adding the HAC auxiliary agent and the acidic color fixing agent, heating to 80 ℃ at the speed of 4 ℃/min, preserving heat for 20min, and cooling to 40 ℃ at the speed of 4 ℃/min to discharge water.
Step S4: and (5) drying the fabric processed in the step S3: the drying temperature is 185 ℃, the vehicle speed is 30m/min, the air quantity is 700r/min, and the overfeeding is 15-20.
Step S5: adding a softening agent and a smoothing agent into the post-setting.
Experimental example 1
The finished products obtained in examples 1 to 4 (samples 1 to 4 according to the example numbers) were tested for their light fastness, washing appearance, color change, water fastness and other indicators:
detecting items | Detection standard | Sample 1 | Sample 2 | Sample 3 | Sample No. 4 |
Colour fastness to light (grade) | GB/T8427- | 4-5 | 4 | 4 | 4 |
Fastness to water (grade) | GB/T 5713-2013 | 4-5 | 4 | 4 | 4 |
Washing appearance change color (grade) | GB/T 8629-2017 4G | 4 | 3-4 | 4 | 4 |
From the test results, the viscose elastic cotton-like fabric provided by the invention has excellent color fastness, good skin-friendly property and shape retention property, low cost far lower than that of pure cotton fabrics, and good cost performance.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A nylon-bonded elastic cotton-like fabric is formed by interweaving warp yarns and weft yarns, wherein the warp yarns are viscose nylon-coated yarns, and the weft yarns are nylon spandex-coated yarns; the viscose of the warp yarns is a spun viscose, the yarn count is any one specification of 32S, 40S, 50S and 60S, and the nylon yarn count of the warp yarns is 20D; the weft yarn is any one of a 100D nylon-covered 40D spandex yarn, a 100D nylon-covered 70D spandex yarn or a 70D nylon-covered 40D spandex yarn.
2. The nylon-bonded elastic cotton-like fabric as claimed in claim 1, wherein the twist of the warp yarn is 500-900 twists/m, the twist of the weft yarn is 600-800 twists/m, and the twist direction is Z twist.
3. The preparation method of the nylon elastic cotton-like fabric according to claim 1 or 2, which comprises the following steps:
step S1: weaving matched yarns, wherein warp yarns are viscose-coated nylon yarns, and weft yarns are nylon-coated spandex yarns; weaving the warp and weft yarns by using an air jet loom to form grey cloth;
step S2: pretreatment: the pretreatment comprises long-distance turning refining, preshrinking and blank setting;
step S3: dyeing by adopting a two-bath method, specifically, firstly dyeing viscose by activity and then dyeing polyamide by acid:
reactive dyeing of viscose: three color choices of reactive dyes: red is selected to be three active types, yellow is selected to be vinyl sulfone type, and blue is selected to be double active type;
acid dyeing of chinlon: selecting an acid dye without containing heavy metal ions;
step S4: and (5) drying the fabric processed in the step S3: the drying temperature is 185 ℃, and the vehicle speed is 30 m/min;
step S5: adding a softening agent and a smoothing agent into the post-setting.
4. The production method according to claim 3, wherein, in step S2,
long-vehicle refining: steaming at 95-98 deg.C at a rate of 25-40 m/min;
pre-shrinking: preshrinking by adopting an air cylinder, wherein liquid caustic soda is 25g/L, deoiling agent is 2g/L, hydrogen peroxide is 3g/L, emulsifying and deoiling agent is 2g/L, stabilizing agent is 1g/L, bath ratio is 1:10, and duration is 1.8-2.2 h;
blank setting: the blank temperature is 185 ℃, and the duration is 25-30 min.
5. The method as claimed in claim 3, wherein the reactive dyed viscose in step S3 is divided into three stages: the first stage is as follows: heating the water to 40 ℃, adding a reactive dye, 2g/L of liquid alkali, 1g/L of nylon dye-resistant agent and 25g/L of anhydrous sodium sulphate, adding 25g/L of anhydrous sodium sulphate after 5min intervals, and then keeping the temperature for 40-50 min; and a second stage: heating to 60 ℃ at the speed of 1.5-2.5 ℃/min at the temperature of 40-60 ℃, preserving heat for 10min at 60 ℃, adding 2g/L of caustic soda liquid, preserving heat for 15min, adding 18g/L of caustic soda liquid, preserving heat for 60min at 60 ℃, cooling to 55 ℃ at the speed of 1.5-2.0 ℃/min, and washing with water; and a third stage: and in the soaping stage, 1g/L chelating agent is added for soaping, then the temperature is increased to 95 ℃ at the speed of 3-5 ℃/min, the temperature is kept for 10min, then the temperature is reduced to 40 ℃ at the speed of 3-5 ℃/min, and water is discharged.
6. The method for preparing the polyamide fiber as claimed in claim 3, wherein the acid dyeing of the polyamide fiber in the step S3 is divided into three stages: the first stage is as follows: adding 2g/L of ammonium sulfide, 2g/L of acid leveling agent and dye at 40 ℃, heating to 60 ℃ at the speed of 2 ℃/min, and then preserving heat for 5 min; in the second stage, the temperature is raised to 100 ℃ at the speed of 0.5-1.5 ℃/min, the temperature is kept for 30-50min, and then the temperature is lowered to 55 ℃ at the speed of 1.5-2.5 ℃/min for water washing; and a third stage: and in the soaping stage, adding the HAC auxiliary agent and the acidic color fixing agent, heating to 80 ℃ at the speed of 4 ℃/min, preserving heat for 20min, and cooling to 40 ℃ at the speed of 4 ℃/min to discharge water.
7. The preparation method according to claim 3, wherein in the reactive viscose glue in the step S3, the red and blue reactive dyes are fluorine-containing reactive dyes.
8. The method according to claim 3, wherein the step S3 is carried out by acid dyeing nylon with a dye amount of 2-4% (owf) and a pH value of 4.0-6.5.
9. The method according to claim 3, wherein the air flow rate in step S4 is 1100r/min, and the overfeed is 5 to 8.
10. The method according to claim 3, wherein the air flow rate in step S4 is 700r/min, and the overfeeding is 15 to 20.
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