CN112251894A - Preparation method of regenerated environment-friendly antibacterial denim fabric - Google Patents
Preparation method of regenerated environment-friendly antibacterial denim fabric Download PDFInfo
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- CN112251894A CN112251894A CN202010919578.2A CN202010919578A CN112251894A CN 112251894 A CN112251894 A CN 112251894A CN 202010919578 A CN202010919578 A CN 202010919578A CN 112251894 A CN112251894 A CN 112251894A
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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
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
- D01G11/00—Disintegrating fibre-containing articles to obtain fibres for re-use
- D01G11/04—Opening rags to obtain fibres for re-use
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/32—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic
- D02G3/328—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic containing elastane
-
- 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
- D04B1/18—Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
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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
- 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
-
- 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
-
- 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
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/66—Disintegrating fibre-containing textile articles to obtain fibres for re-use
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Woven Fabrics (AREA)
Abstract
The invention relates to a preparation method of a regenerated environment-friendly antibacterial denim fabric, which comprises the following steps: a. collecting waste modal/cotton or viscose fiber leftover materials, and performing color separation, classification and packaging; b. cleaning; c. drying; d. flowering treatment; e. spinning: d, taking the reclaimed material subjected to color separation and blooming treatment and nano silver ion antibacterial polyester staple fibers as covering yarns, adding lycra spandex as core yarns, and twisting together to spin the covering yarns; f. weaving; g. and (5) after-finishing. The preparation method of the regenerated environment-friendly antibacterial denim fabric is simple in process, environment-friendly and energy-saving, the treated recycled modal/cotton or viscose fiber and the nano silver ion antibacterial polyester staple fiber are used as the covering yarn, and lycra spandex is added to be used as the core yarn to be spun together to form the covering yarn, so that the obtained denim fabric can resist bacteria for a long time, and has high elasticity and stretchability.
Description
Technical Field
The invention belongs to the technical field of fabric printing and dyeing, and particularly relates to a preparation method of a regenerated environment-friendly antibacterial jean fabric.
Background
With the development of textile industry and the higher and higher requirements and aesthetic value of consumers for cloth, more and more fabrics with different styles appear in the market. The jean fabric is popular with consumers due to unique appearance effect and artistic style, and is leisure, personalized and fashionable, and has great market value.
At present, in order to obtain the denim fabric, the denim fabric needs to be dyed by a sulfur dye or an indigo dye, the defects of high pollution, high energy consumption and poor washing fastness and easy fading exist, and the antibacterial effect is that a functional auxiliary agent is added in after-treatment, the effect is not lasting and the washing fastness is poor.
Chinese patent CN 104294498A discloses an ozone process machine and a method for performing clothes fading treatment by using the same, which uses ozone to perform oxidation fading on fabrics to obtain retro nostalgic style, but the method is complex to operate, and needs a special ozone process machine, and has high cost, fussy process and high safety requirement.
Chinese patent CN 109837759A discloses an antibacterial flame-retardant finishing agent for denim fabric and a preparation method thereof, wherein the antibacterial flame-retardant finishing agent is added in the post-finishing process of the denim fabric, the denim fabric finished by the finishing agent has excellent soft hand feeling and can be endowed with excellent performances of antibacterial property, flame retardance, antistatic property, high elasticity and the like, the antibacterial effect of the denim fabric is that the antibacterial agent is added in the post-finishing process to obtain the antibacterial effect, the biggest weakness of the antibacterial effect is that the durability of the antibacterial effect is not ideal, and the denim fabric needs to be subjected to a subsequent washing process, so that the antibacterial effect of the denim fabric with the antibacterial effect can be lost under the action of acid, alkali and the like due to the treatment method.
Disclosure of Invention
The invention aims to provide a preparation method of a renewable environment-friendly antibacterial denim fabric, which has the advantages of simple process, less pollution, no need of dyeing, low energy consumption, energy conservation and environmental protection, and the denim fabric obtained by the preparation method can resist bacteria for a long time and has high elasticity and stretchability.
The technical scheme adopted by the invention for solving the problems is as follows: a preparation method of a regenerated environment-friendly antibacterial jean fabric comprises the following steps:
a. collecting and packaging: waste leftover materials are collected from a clothing factory and are classified and packaged in a color separation mode, wherein the leftover materials are modal/cotton M/C or viscose fibers R.
b. Cleaning: and d, removing sundries in the leftover materials classified and packed in the step a, and then cleaning with clean water.
c. Drying: and d, dehydrating and drying the fabric cleaned in the step b.
d. And (3) flowering treatment: c, carrying out color separation crushing and blooming treatment on the fabric dehydrated and dried in the step c.
e. Spinning: and d, spinning one of the recycled modal/cotton and viscose fiber subjected to color separation and blooming treatment and the nano silver ion antibacterial polyester staple fiber T as a covering yarn together with Lycra spandex as a core yarn to form the core-spun yarn, wherein the recycled cotton and the nano silver ion antibacterial polyester staple fiber are one of various colors, and the Lycra spandex is white.
f. Weaving: and e, obtaining the denim fabric with the concave-convex twill mesh effect according to a set structure by adopting a 12-needle single-side sweater machine.
g. And (3) after finishing: and f, dividing the fabric woven in the step f, rewinding, weaving, draining, slitting, shaping and washing.
Preferably, the cleaning temperature in the step b is 40-50 ℃, and the cleaning time is 10-20 min.
Preferably, the drying temperature in the step c is 120-150 ℃.
Preferably, the addition amount of the nano silver ion antibacterial polyester staple fibers in the step e is 30% of the mass of the reclaimed materials.
Preferably, the denier of the lycra spandex in step e is 20 or 30.
Preferably, the spinning process in the step e comprises the following steps: blowing, cotton carding, roving and spinning.
Preferably, the falling water in the step g is washed by water at the temperature of 60-90 ℃, and 0.5-5 g/L of degreaser LD-HL is added.
Preferably, the setting temperature in the step g is 150 ℃, and the setting speed is 20 m/min.
Compared with the prior art, the invention has the advantages that:
(1) in the prior art, the denim fabric needs to be dyed by sulfur dye or indigo dye in the preparation process, and the defects of high pollution, high energy consumption, poor washing fastness and easy fading exist.
(2) Compared with the prior art in which an antibacterial auxiliary agent is used in post-finishing, the method takes the modal/cotton M/C or viscose fiber R which is recycled after treatment and the nano silver ion antibacterial polyester staple fiber T as the covering yarn, adds the lycra spandex as the core yarn and twists together to spin the covering yarn to obtain the C/M/T or R/T, and the antibacterial effect is more durable; the lycra spandex is adopted as the core yarn, so that the high elasticity and the stretchability of the fabric can be ensured, the prepared jean fabric is closer to the skin and has more plasticity, and meanwhile, the yarn after the lycra spandex spinning is adopted presents regular helicity, so that the style of the prepared jean fabric is more unique.
(3) The invention adopts the collected leftover materials of the cutting bed to carry out spinning, and no dyeing is needed, so no acid or alkali is needed to be added in the whole preparation process, the antibacterial effect of the nano silver ions can not be weakened by any influence, and the antibacterial effect can be exerted to the maximum extent.
(4) The leftover materials collected by the method are subjected to color separation and blooming treatment to obtain different colors of recycled materials, the recycled materials and the nano silver ion antibacterial polyester staple fibers can be randomly and freely matched in various colors, and lycra spandex is added for spinning to obtain the complete-color-spectrum different-style changeable gray ramie yarn jean fabric.
(5) Compared with the traditional regenerated cotton jean fabric, the jean fabric is spandex with a wrapped core in C/M/T, R/T, is very soft in hand feeling, skin-friendly, comfortable to wear, natural in moisture absorption and sweat release, antibacterial, low in production cost, low in carbon, environment-friendly, high in cost performance and suitable for purchasing power of various consumer groups.
Detailed Description
The present invention will be described in further detail with reference to examples.
Example 1
A preparation method of a regenerated environment-friendly antibacterial jean fabric comprises the following steps:
a. collecting and packaging: waste modal/cotton scraps were collected from the garment factory and sorted and packaged in color.
b. Cleaning: removing impurities in the leftover materials classified and packed in the step a, and then cleaning the leftover materials for 15min at 50 ℃ by using clean water.
c. Drying: and c, dehydrating and drying the fabric cleaned in the step b, wherein the drying temperature is 140 ℃.
d. And (3) flowering treatment: c, carrying out color separation crushing and blooming treatment on the fabric dehydrated and dried in the step c.
e. Spinning: and d, taking the recovered modal/cotton subjected to color separation and blooming treatment and the nano silver ion antibacterial polyester staple fiber as a covering yarn, adding 20 denier lycra spandex as a core yarn, and performing blowing, cotton carding, head doubling, roving and spun yarn to obtain the core-spun yarn, wherein the adding amount of the nano silver ion antibacterial polyester staple fiber is 30% of the adding amount of the recovered modal/cotton.
f. Weaving: and e, obtaining the denim fabric with the concave-convex twill mesh effect according to a set structure by adopting a 12-needle single-side sweater machine.
g. And (3) after finishing: carrying out splitting, rewinding, weaving, water falling, slitting, sizing and washing on the fabric woven in the step f; wherein, the falling water is specifically: adding 1g/L deoiling agent LD-HL, and washing with water at 80 deg.C; the setting temperature is 150 ℃, and the setting speed is 20 m/min.
Example 2
A preparation method of a regenerated environment-friendly antibacterial jean fabric comprises the following steps:
a. collecting and packaging: waste viscose leftover materials are collected from a clothing factory and are classified and packaged in different colors.
b. Cleaning: removing impurities in the leftover materials classified and packed in the step a, and then washing the leftover materials for 20min by using clear water at 40 ℃.
c. Drying: and c, dehydrating and drying the fabric cleaned in the step b, wherein the drying temperature is 150 ℃.
d. And (3) flowering treatment: c, carrying out color separation crushing and blooming treatment on the fabric dehydrated and dried in the step c.
e. Spinning: and d, taking the recovered viscose fibers and the nano silver ion antibacterial polyester staple fibers subjected to color separation and blooming treatment in the step d as covering yarns, adding 20 denier lycra spandex serving as core yarns, and performing blowing, cotton carding, head doubling, roving and spun yarn to obtain the core-spun yarns, wherein the adding amount of the nano silver ion antibacterial polyester staple fibers is 30% of the adding amount of the recovered cotton.
f. Weaving: and e, obtaining the denim fabric with the concave-convex twill mesh effect according to a set structure by adopting a 12-needle single-side sweater machine.
g. And (3) after finishing: carrying out splitting, rewinding, weaving, water falling, slitting, sizing and washing on the fabric woven in the step f; wherein, the falling water is specifically: adding 3g/L deoiling agent LD-HL, and washing at 90 deg.C; the setting temperature is 150 ℃, and the setting speed is 20 m/min.
Comparative example 1
The only difference from example 1 is: the nano silver ion antibacterial polyester staple fibers are not added in the spinning process, and the antibacterial agent is added in the post-finishing process.
Performance detection
The jean-like fabrics prepared in examples 1-2 and comparative example 1 are subjected to hand feeling and antibacterial performance detection, wherein the antibacterial performance test refers to ISO 20743-2007, and the hand feeling is mainly considered from softness and smoothness and is divided into five grades, namely 1 grade, 2 grade, 3 grade, 4 grade and 5 grade, wherein 5 grade is the best grade, and 1 grade is the worst grade.
Table 1 performance test of jean-like fabric
In addition to the above embodiments, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the scope of the claims of the present invention.
Claims (8)
1. A preparation method of a regenerated environment-friendly antibacterial jean fabric is characterized by comprising the following steps: the method comprises the following steps:
a. collecting and packaging: collecting waste from a clothing factory, and sorting and packaging in a color-separation manner, wherein the leftover materials are modal/cotton M/C or viscose fibers R;
b. cleaning: removing sundries in the leftover materials classified and packaged in the step a, and then cleaning with clear water;
c. drying: c, dehydrating and drying the fabric cleaned in the step b;
d. and (3) flowering treatment: c, carrying out color separation crushing and blooming treatment on the fabric dehydrated and dried in the step c;
e. spinning: d, taking the reclaimed materials subjected to color separation and blooming treatment and the nano silver ion antibacterial polyester staple fibers as covering yarns, and adding lycra spandex as core yarns to spin the covering yarns together, wherein the reclaimed cotton or the viscose and the nano silver ion antibacterial polyester staple fibers are one of various colors, and the lycra spandex is white;
f. weaving: e, obtaining the denim fabric with the concave-convex twill mesh effect according to a set structure by adopting a 12-needle single-side sweater machine;
g. and (3) after finishing: and f, dividing the fabric woven in the step f, rewinding, weaving, draining, slitting, shaping and washing.
2. The preparation method of the recycled environment-friendly antibacterial denim fabric according to claim 1, characterized by comprising the following steps: and c, in the step b, the cleaning temperature is 40-50 ℃, and the cleaning time is 10-20 min.
3. The preparation method of the recycled environment-friendly antibacterial denim fabric according to claim 1, characterized by comprising the following steps: and c, drying at 120-150 ℃.
4. The preparation method of the recycled environment-friendly antibacterial denim fabric according to claim 1, characterized by comprising the following steps: and e, adding the nano silver ion antibacterial polyester staple fibers in the step e, wherein the adding amount of the nano silver ion antibacterial polyester staple fibers is 30% of the mass of the reclaimed materials.
5. The preparation method of the recycled environment-friendly antibacterial denim fabric according to claim 1, characterized by comprising the following steps: the denier of the lycra spandex in step e is 20 or 30.
6. The preparation method of the recycled environment-friendly antibacterial denim fabric according to claim 1, characterized by comprising the following steps: the spinning process in the step e comprises the following steps: blowing, cotton carding, roving and spinning.
7. The preparation method of the recycled environment-friendly antibacterial denim fabric according to claim 1, characterized by comprising the following steps: and g, washing the falling water at 60-90 ℃, and adding 0.5-5 g/L of degreaser.
8. The preparation method of the recycled environment-friendly antibacterial denim fabric according to claim 1, characterized by comprising the following steps: and g, setting the temperature at 150 ℃ and the setting speed at 20 m/min.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010919578.2A CN112251894A (en) | 2020-09-04 | 2020-09-04 | Preparation method of regenerated environment-friendly antibacterial denim fabric |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010919578.2A CN112251894A (en) | 2020-09-04 | 2020-09-04 | Preparation method of regenerated environment-friendly antibacterial denim fabric |
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| CN112251894A true CN112251894A (en) | 2021-01-22 |
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| CN202010919578.2A Pending CN112251894A (en) | 2020-09-04 | 2020-09-04 | Preparation method of regenerated environment-friendly antibacterial denim fabric |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116356506A (en) * | 2023-04-14 | 2023-06-30 | 纪梵喜服饰有限公司 | Preparation method of water-soluble elastic lace |
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| CN108048975A (en) * | 2017-12-07 | 2018-05-18 | 漳州伟伊化纤有限公司 | Antibacterial wrap yarn and its preparation process |
| CN108951121A (en) * | 2018-08-03 | 2018-12-07 | 江苏浩业纤维科技有限公司 | A kind of section of color composite yarn |
| CN110872739A (en) * | 2019-10-14 | 2020-03-10 | 东莞德永佳纺织制衣有限公司 | Manufacturing process of jean style fabric |
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2020
- 2020-09-04 CN CN202010919578.2A patent/CN112251894A/en active Pending
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| CN102493067A (en) * | 2011-11-11 | 2012-06-13 | 绍兴国周针织科技有限公司 | Manufacturing technology for yarn with cowboy style |
| CN108048975A (en) * | 2017-12-07 | 2018-05-18 | 漳州伟伊化纤有限公司 | Antibacterial wrap yarn and its preparation process |
| CN108951121A (en) * | 2018-08-03 | 2018-12-07 | 江苏浩业纤维科技有限公司 | A kind of section of color composite yarn |
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| CN116356506A (en) * | 2023-04-14 | 2023-06-30 | 纪梵喜服饰有限公司 | Preparation method of water-soluble elastic lace |
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Application publication date: 20210122 |