CN111764036B - Multiple-washing non-deformation all-cotton fabric and preparation method thereof - Google Patents
Multiple-washing non-deformation all-cotton fabric and preparation method thereof Download PDFInfo
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- CN111764036B CN111764036B CN202010582001.7A CN202010582001A CN111764036B CN 111764036 B CN111764036 B CN 111764036B CN 202010582001 A CN202010582001 A CN 202010582001A CN 111764036 B CN111764036 B CN 111764036B
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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
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- 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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- 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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- 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
- D06C9/00—Singeing
- D06C9/02—Singeing by flame
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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
- D06C9/00—Singeing
- D06C9/04—Singeing by contact with heated elements
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
- D06L4/12—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen combined with specific additives
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
- D06L4/13—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen using inorganic agents
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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
- D06M11/58—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
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
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- 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
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The invention discloses a multiple-washing non-deformation all-cotton fabric and a preparation method thereof, wherein the preparation method comprises the following steps: weaving, singeing, boiling and bleaching, biological enzyme washing, dry cloth shaping, liquid ammonia mercerizing, dyeing or washing, scutching and drying, shaping, preshrinking and finishing. The preparation method adopts dry cloth liquid ammonia mercerization to improve the elasticity and the washing resistance of the fabric, chemical additives such as polyurethane, super-comfortable elasticizer and the like are not needed, the pollution is reduced, the environment is more environment-friendly, and the fabric with better hand feeling, smaller shrinkage and wear resistance can be obtained through the liquid ammonia mercerization.
Description
Technical Field
The invention relates to the technical field of knitted fabrics, in particular to a multi-washing non-deforming all-cotton fabric and a preparation method thereof.
Background
The preparation method of the fabric in the prior art mainly comprises the following steps: knitting double-sided cloth, boiling and bleaching, biological enzyme washing, dyeing, softening, dehydrating, scutching and drying, treating with polyurethane finishing liquid, drying, calendering, shaping, preshrinking and obtaining a finished product. In the preparation method in the prior art, the elasticity and shape retention of the fabric are improved completely by the aid of chemical additives such as polyurethane, super-comfortable elastic agent and the like, and the fabric is not environment-friendly and does not resist washing.
Disclosure of Invention
The invention provides an all-cotton fabric which is more environment-friendly and washable and a preparation method thereof.
An embodiment provides a preparation method of a multi-washing non-deformation all-cotton fabric, which comprises the following steps:
weaving, namely weaving cotton fibers into grey cloth;
singeing;
boiling and bleaching, namely boiling and bleaching the grey cloth, wherein the boiling and bleaching solution contains a refined penetrating agent, caustic soda, hydrogen peroxide and a hydrogen peroxide stabilizer;
carrying out biological enzyme washing, namely carrying out biological enzyme washing on the grey cloth by using cellulase;
shaping the dry cloth;
liquid ammonia mercerizing, namely sequentially conveying the dry cloth to a liquid ammonia tank and a reaction chamber for liquid ammonia mercerizing, and then sequentially outputting the dry cloth after mercerizing through an evaporation tank and a drying tank;
dyeing or washing;
scutching and drying;
shaping;
pre-shrinking;
and (5) finishing.
Further, the cloth speed of the liquid ammonia mercerization is 15-30m/min, the tension of the liquid ammonia tank is 30-40N, and the tensions of the reaction chamber, the evaporation tank and the drying tank are all 30N +/-2N.
Furthermore, the yarn levelness CV of the cotton fiber is less than or equal to 11.8 percent, the detail is less than or equal to 1 percent, the slub is less than or equal to 8 percent, the neps are less than or equal to 30 percent, the single yarn strength is more than or equal to 250CN, the single strength CV is less than or equal to 8 percent, the twist is 80-110 twist/10 cm, the twist CV is less than or equal to 4.5 percent, and the moisture regain is 5.5-5.8 percent.
Further, the dosage of the cellulase is 0.5-1G/L; the temperature of the biological enzyme washing is 50-55 ℃, and the time is 45-50 minutes.
Further, the setting temperature of the dry cloth is 130-150 ℃.
Further, in the dyeing process, the temperature of the dry cloth is raised to 40 ℃, then a leveling agent, a chelating agent and a dye are added, and the temperature is raised to 60 ℃ at a speed of 1 ℃ per minute after the machine is operated for 10 min.
Further, in the washing process, the temperature of the dry cloth is raised to 40 ℃, then the soaping agent and the anti-wrinkling agent are added, and the temperature is raised to 60 ℃ at the speed of 1 ℃ per minute after the machine is operated for 10 min.
In one embodiment, the multiple washing non-deformation all-cotton fabric prepared by the preparation method of the multiple washing non-deformation all-cotton fabric is provided.
According to the multiple-washing non-deformation all-cotton fabric and the preparation method thereof, due to the fact that the preparation method adopts dry cloth liquid ammonia mercerization to improve elasticity and washing resistance of the fabric, chemical auxiliaries such as polyurethane and super-comfortable elasticizer are not needed, pollution is reduced, and the fabric is more environment-friendly, and can be better in hand feeling, smaller in water shrinkage and wear-resistant through liquid ammonia mercerization.
Drawings
FIG. 1 is a flow chart of a method for producing a piece-dyed fabric according to one embodiment;
FIG. 2 is a flow chart of a method of making a gray or rib fabric in one embodiment.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.
Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.
The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).
The first embodiment is as follows:
the embodiment provides a preparation method of a multi-washing non-deforming all-cotton fabric, which is used for preparing piece-dyed cloth with washing resistance and no shrinkage.
As shown in fig. 1, the preparation method of this embodiment mainly includes the following steps:
s101: weaving;
the cotton fiber is woven into double-sided cloth (gray cloth) by a 32G double-sided machine, and the gram weight of the cloth is 170-180G/m 2.
The cotton fiber is selected from 100% PIMA cotton (first-grade cotton), the length of the cotton fiber is 37mm, 60S/1 yarn, and the yarn is combed and tightly spun; the cotton fiber has a evenness CV of less than or equal to 11.8 percent, a detail (-50%) of less than or equal to 1 percent, a slub (+ 50%) of less than or equal to 8 percent, a nep (+ 140%) of less than or equal to 120 percent, a nep (+ 200%) of less than or equal to 30 percent, a single yarn strength of more than or equal to 250CN, a single strength CV of less than or equal to 8 percent, a twist degree of 80-110 twist/10 cm, a twist degree CV of less than or equal to 4.5 percent and a moisture regain of 5.5-5.8 percent, wherein CV represents a coefficient of variation.
S102: singeing;
the grey cloth is quickly passed through flame or rubbed on the hot metal surface, and the fuzz on the surface is burnt off to obtain a smooth surface.
S103: boiling and bleaching;
the grey cloth is boiled and bleached, wherein the boiled and bleached solution comprises a refined penetrating agent BF-330.5 g/l, caustic soda NaOH 1.5g/l, hydrogen peroxide H2O 25.0 g/l and hydrogen peroxide stabilizer SRS 1g/l, the boiling and bleaching temperature is 95 ℃, and the boiling and bleaching time is 45 seconds.
S104: washing with biological enzyme;
and (3) carrying out biological enzyme washing on the grey cloth by using cellulase, wherein the dosage of the cellulase is 0.5-1G/L, the temperature is 50-55 ℃, and the time is 45-50 minutes. The purpose of the bio-enzymatic wash is to remove bleaching agents remaining after rinsing.
S105: shaping the dry cloth;
the grey cloth is dehumidified and shaped by a shaping machine, and the dehumidification temperature is 130 ℃.
S106: liquid ammonia mercerizing;
and sequentially conveying the dry cloth to a liquid ammonia tank and a reaction chamber for liquid ammonia mercerization, and sequentially outputting the dry cloth after mercerization through an evaporation tank and a drying tank.
The cloth speed of the mercerization of the liquid ammonia is 15-30m/min, preferably 25m/min, the tension of the liquid ammonia groove is 30-40N, and the tensions of the reaction chamber, the evaporation tank and the drying tank are all 30N +/-2N. Other technological parameters of the mercerization of the liquid ammonia are as follows: liquid level of NH3 tank: 25%, liquid ammonia temperature: -35.3 ℃, felt temperature on the feeding unit: 120 ℃, blanket temperature under the cloth feeding unit: 120.4 ℃, upper reaction zone temperature: 70 ℃, lower reaction zone temperature: 60 ℃, evaporator: 90 ℃, drying tank: 110 ℃, blanket temperature on cloth outlet: 100 ℃, blanket temperature under cloth outlet: at 100 ℃.
The mercerization of the liquid ammonia is to feed dry cloth in and out, so that the flow is less, and the energy is saved;
the machine speed of the mercerization of the liquid ammonia is controlled to be 15-30m/min, and compared with the machine speed of 80-100m/min of tatting, the liquid ammonia material is less in consumption and more environment-friendly;
the technological process parameter tension of the liquid ammonia mercerization is low, generally below 50N, the route of the conventional woven fabric is required to be more than 150N, and meanwhile, in order to ensure that the cloth cover is smooth, the advancing route of the fabric is longer;
the performance of the dry cloth after the mercerization of the liquid ammonia is improved by six steps: improving shrinkage, increasing natural elasticity, improving elastic resilience, washing fastness, soft hand feeling, lustrous appearance and no-iron effect.
S107: dyeing;
heating the dry cloth to 40 ℃, adding a leveling agent, a chelating agent and a dyeing material, heating up after finishing the machine for 10min, and heating up to 60 ℃ at the speed of 1 ℃ per minute after the machine is operated for 10 min. And finishing dyeing the dry cloth to enable the dry cloth to have different colors.
S108: scutching and drying;
the dry cloth is unfolded and dried by open width drying.
S109: shaping;
and (5) shaping the dry cloth at high temperature by a shaping machine.
The parameters of the sizing are as follows: temperature: (160-165 ℃) X8, width: naturally, rolling: 4.0Kg, total overfeed: 12-16%, machine speed: 23-26m/min, air volume: upper 95%, lower 90%, tail spray humidification rate: 45-60% (reference value, operator can adjust according to measured data).
S110: pre-shrinking;
and pre-shrinking the shaped fabric through a pre-shrinking machine.
S111: and (5) finishing.
Rolling or cutting to obtain the final product.
According to the preparation method of the multiple-washing non-deformation all-cotton fabric, due to the fact that the preparation method adopts dry cloth liquid ammonia mercerization to improve elasticity and washing resistance of the fabric, chemical auxiliaries such as polyurethane and super-comfortable elasticizer are not needed, pollution is reduced, the preparation method is more environment-friendly, and the fabric with better hand feeling, smaller shrinkage and wear resistance can be obtained through liquid ammonia mercerization.
Example two:
the embodiment provides a preparation method of a multi-washing non-deformation all-cotton fabric, which is different from the first embodiment in that the preparation method is used for preparing gray or stripe cloth without dyeing treatment.
As shown in fig. 2, the preparation method of this embodiment includes the following steps:
s201: weaving;
the cotton fiber is woven into double-sided cloth (gray cloth) by a 32G double-sided machine, and the gram weight of the cloth is 170-180G/m 2.
The cotton fiber is selected from 100% PIMA cotton (first-grade cotton), the length of the cotton fiber is 37mm, 60S/1 yarn, and the yarn is combed and tightly spun; the cotton fiber has a evenness CV of less than or equal to 11.8 percent, a detail (-50%) of less than or equal to 1 percent, a slub (+ 50%) of less than or equal to 8 percent, a nep (+ 140%) of less than or equal to 120 percent, a nep (+ 200%) of less than or equal to 30 percent, a single yarn strength of more than or equal to 250CN, a single strength CV of less than or equal to 8 percent, a twist degree of 80-110 twist/10 cm, a twist degree CV of less than or equal to 4.5 percent and a moisture regain of 5.5-5.8 percent, wherein CV represents a coefficient of variation.
S202: singeing;
the grey cloth is quickly passed through flame or rubbed on the hot metal surface, and the fuzz on the surface is burnt off to obtain a smooth surface.
S203: boiling and bleaching;
the grey cloth is boiled and bleached, wherein the boiled and bleached solution comprises a refined penetrating agent BF-330.5 g/l, caustic soda NaOH 1.5g/l, hydrogen peroxide H2O 25.0 g/l and hydrogen peroxide stabilizer SRS 1g/l, the boiling and bleaching temperature is 95 ℃, and the boiling and bleaching time is 45 seconds.
S204: washing with biological enzyme;
and (3) carrying out biological enzyme washing on the grey cloth by using cellulase, wherein the dosage of the cellulase is 0.5-1G/L, the temperature is 55 ℃, and the time is 50 minutes. The purpose of the bio-enzymatic wash is to remove bleaching agents remaining after rinsing.
S205: shaping the dry cloth;
the gray fabric is dehumidified and shaped by a shaping machine, and the dehumidification temperature is 130-150 ℃.
S206: liquid ammonia mercerizing;
and sequentially conveying the dry cloth to a liquid ammonia tank and a reaction chamber for liquid ammonia mercerization, and sequentially outputting the dry cloth after mercerization through an evaporation tank and a drying tank.
The cloth speed of the mercerization of the liquid ammonia is 15-30m/min, preferably 25m/min, the tension of the liquid ammonia groove is 30-40N, and the tensions of the reaction chamber, the evaporation tank and the drying tank are all 30 +/-2N. Other technological parameters of the mercerization of the liquid ammonia are as follows: liquid level of NH3 tank: 25%, liquid ammonia temperature: -35.3 ℃, felt temperature on the feeding unit: 120 ℃, blanket temperature under the cloth feeding unit: 120.4 ℃, upper reaction zone temperature: 70 ℃, lower reaction zone temperature: 60 ℃, evaporator: 90 ℃, drying tank: 110 ℃, blanket temperature on cloth outlet: 100 ℃, blanket temperature under cloth outlet: at 100 ℃.
The mercerization of the liquid ammonia is to feed dry cloth in and out, so that the flow is less, and the energy is saved;
the machine speed of the mercerization of the liquid ammonia is controlled to be 15-30m/min, and compared with the machine speed of 80-100m/min of tatting, the liquid ammonia material is less in consumption and more environment-friendly;
the technological process parameter tension of the liquid ammonia mercerization is low, generally below 50N, the route of the conventional woven fabric is required to be more than 150N, and meanwhile, in order to ensure that the cloth cover is smooth, the advancing route of the fabric is longer;
the performance of the dry cloth after the mercerization of the liquid ammonia is improved by six steps: improving shrinkage, increasing natural elasticity, improving elastic resilience, washing fastness, soft hand feeling, lustrous appearance and no-iron effect.
S207: washing with water;
heating the dry cloth to 40 ℃, adding a soaping agent and an anti-wrinkling agent, and heating to 60 ℃ at a speed of 1 ℃ per minute after the machine is operated for 10 min.
S208: scutching and drying;
the dry cloth is unfolded and dried by open width drying.
S209: shaping;
and (5) shaping the dry cloth at high temperature by a shaping machine.
The parameters of the sizing are as follows: temperature: (160-165 ℃) X8, width: naturally, rolling: 4.0Kg, total overfeed: 12-16%, machine speed: 23-26m/min, air volume: upper 95%, lower 90%, tail spray humidification rate: 45-60% (reference value, operator can adjust according to measured data).
S210: pre-shrinking;
and pre-shrinking the shaped fabric through a pre-shrinking machine.
S211: and (5) finishing.
Rolling or cutting to obtain the final product.
The preparation method of the multiple washing non-deformation all-cotton fabric can also be used for preparing the all-cotton fabric which is more environment-friendly and washing resistant.
Example three:
the embodiment provides a multi-washing non-deformation all-cotton fabric which is prepared by the preparation method of the first embodiment or the second embodiment.
When the preparation method of the embodiment I is adopted, the full-cotton fabric which is not deformed after being washed for many times is piece-dyed cloth; when the preparation method of the second embodiment is adopted, the full-cotton fabric which is not deformed after being washed for many times is made of the gray or the interlining.
The non-deforming all-cotton fabric washed by water for many times has the following advantages:
(1) compared with the conventional tatting fabric, the knitted fabric has the advantages of high elasticity, soft hand feeling, good draping feeling, excellent skin-friendly property and the like;
(2) after the knitted fabric is finished by the liquid ammonia, the knitted fabric is very good in elastic elongation and recovery, and the following conclusion is obtained through multiple experimental tests: after 3 times of vertical stretching, the elastic recovery rate is 73.1-79.5 percent, after 5 times of stretching, the elastic recovery rate is 69.2-76 percent, after 3 times of transverse stretching, the elastic recovery rate is 45.8-64.7 percent, and after 5 times of stretching, the elastic recovery rate is 42.3-62.2 percent;
(3) after liquid ammonia treatment, the moisture absorption and quick drying performance is obviously improved, the moisture permeability reaches 9660-;
(4) has the non-ironing effect, and the non-ironing grade is as follows: 3.5-4 grade;
(5) basically does not shrink, and the washing test result and the shrinkage rate are as follows: 0.3-3% of straight direction and 0.9-4% of transverse direction;
(6) compared with the traditional woven fabric, the knitted liquid ammonia finishing process has the advantages of long reaction time, low machine speed, and obviously improved performances such as shrinkage, appearance, hand feeling, wear resistance, strength and the like.
The parameters of the cotton fabric of this example after being washed with water for 100 times are as follows:
TABLE 1
As can be seen from the above table 1, the dimensional change rate and the torsional curvature of the all-cotton fabric after being washed for 100 times can both reach the qualified standards.
The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.
Claims (6)
1. A preparation method of a multi-time washing non-deformation all-cotton fabric is characterized by comprising the following steps:
weaving, namely weaving cotton fibers into grey cloth;
singeing;
boiling and bleaching, namely boiling and bleaching the grey cloth, wherein the boiling and bleaching solution contains a refined penetrating agent, caustic soda, hydrogen peroxide and a hydrogen peroxide stabilizer;
carrying out biological enzyme washing, namely carrying out biological enzyme washing on the grey cloth by using cellulase;
shaping the dry cloth;
liquid ammonia mercerizing, namely sequentially conveying the dry cloth to a liquid ammonia tank and a reaction chamber for liquid ammonia mercerizing, and then sequentially outputting the dry cloth after mercerizing through an evaporation tank and a drying tank; the cloth speed of the liquid ammonia mercerization is 15-30m/min, the tension of the liquid ammonia tank is 30-40N, and the tensions of the reaction chamber, the evaporation tank and the drying tank are all 30N +/-2N;
dyeing or washing;
scutching and drying;
shaping at high temperature;
pre-shrinking;
and (5) finishing.
2. The method for preparing the multiple-washing non-deformation all-cotton fabric according to claim 1, wherein the dosage of the cellulase is 0.5-1G/L; the temperature of the biological enzyme washing is 50-55 ℃, and the time is 45-50 minutes.
3. The method for preparing the multiple-washing non-deforming all-cotton fabric as claimed in claim 1, wherein the temperature for setting the dry cloth is 130-150 ℃.
4. The method for preparing the multiple-washing non-deformation all-cotton fabric according to claim 1, wherein in the dyeing process, the temperature of the dry cloth is raised to 40 ℃, then the leveling agent, the chelating agent and the dye are added, and the temperature is raised to 60 ℃ at a speed of 1 ℃ per minute after the fabric is moved for 10 min.
5. The method for preparing the multiple-washing non-deformation all-cotton fabric according to claim 1, wherein in the washing process, the temperature of the dry cloth is raised to 40 ℃, then the soaping agent and the anti-wrinkling agent are added, and the temperature is raised to 60 ℃ at a speed of 1 ℃ per minute after the machine is operated for 10 min.
6. The multiple-washing non-deformation all-cotton fabric prepared by the preparation method of the multiple-washing non-deformation all-cotton fabric as claimed in any one of claims 1 to 5.
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| CN114197200B (en) * | 2021-12-07 | 2023-09-19 | 深圳全棉时代科技有限公司 | Manufacturing method of all-cotton durable conformal rib fabric |
| CN115110310A (en) * | 2022-06-23 | 2022-09-27 | 深圳全棉时代科技有限公司 | Liquid ammonia finishing production process of all-cotton non-woven fabric with excellent performance |
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| JPH0397972A (en) * | 1989-09-07 | 1991-04-23 | Toyobo Co Ltd | Production of elastic warp knitted fabric |
| CN1300409C (en) * | 2005-08-26 | 2007-02-14 | 宁波雅戈尔针织染整有限公司 | Processing method for washable knitted face fabric |
| CN101033570A (en) * | 2006-03-10 | 2007-09-12 | 宁波雅戈尔日中纺织印染有限公司 | Method of producing full-cotton elasticity non-ironing face fabric |
| CN105986473A (en) * | 2016-05-25 | 2016-10-05 | 浙江三元纺织有限公司 | Post curing finishing method for cotton type trousering |
| CN109023651A (en) * | 2018-10-23 | 2018-12-18 | 江苏联发纺织股份有限公司 | A kind of production technology of high conformal all-cotton fabric |
| CN110079998B (en) * | 2019-04-09 | 2021-10-26 | 广东溢达纺织有限公司 | Waterproof fabric and preparation method thereof |
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2020
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