CN112048803A - Novel knitted fabric with burnt patterns and preparation method thereof - Google Patents
Novel knitted fabric with burnt patterns and preparation method thereof Download PDFInfo
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- CN112048803A CN112048803A CN202010880353.0A CN202010880353A CN112048803A CN 112048803 A CN112048803 A CN 112048803A CN 202010880353 A CN202010880353 A CN 202010880353A CN 112048803 A CN112048803 A CN 112048803A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/26—Printing on other surfaces than ordinary paper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/009—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using thermal means, e.g. infrared radiation, heat
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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
- D02G3/02—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
- D02G3/045—Blended or other yarns or threads containing components made from different materials all components being made from artificial or synthetic material
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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
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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
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/14—Containers, e.g. vats
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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
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/10—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
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- D—TEXTILES; PAPER
- 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
- D06P1/44—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
- D06P1/46—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 using compositions containing natural macromolecular substances or derivatives thereof
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- D—TEXTILES; PAPER
- 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
- D06P1/44—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
- D06P1/52—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 using compositions containing synthetic macromolecular substances
- D06P1/5207—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- D06P1/525—Polymers of unsaturated carboxylic acids or functional derivatives thereof
- D06P1/5257—(Meth)acrylic acid
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- D—TEXTILES; PAPER
- 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
- D06P1/44—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
- D06P1/60—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 using compositions containing polyethers
- D06P1/613—Polyethers without nitrogen
- D06P1/6131—Addition products of hydroxyl groups-containing compounds with oxiranes
- D06P1/6133—Addition products of hydroxyl groups-containing compounds with oxiranes from araliphatic or aliphatic alcohols
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- D—TEXTILES; PAPER
- 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
- D06P1/44—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
- D06P1/653—Nitrogen-free carboxylic acids or their salts
- D06P1/6533—Aliphatic, araliphatic or cycloaliphatic
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- D—TEXTILES; PAPER
- 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
- D06P1/44—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
- D06P1/67316—Acids
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/82—Textiles which contain different kinds of fibres
- D06P3/8204—Textiles which contain different kinds of fibres fibres of different chemical nature
- D06P3/8223—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl and ester groups
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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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- 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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- 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
- D10B2401/00—Physical properties
- D10B2401/06—Load-responsive characteristics
- D10B2401/061—Load-responsive characteristics elastic
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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
- D10B2401/00—Physical properties
- D10B2401/06—Load-responsive characteristics
- D10B2401/063—Load-responsive characteristics high strength
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Abstract
The invention discloses a novel burnt-out knitted fabric and a preparation method thereof, wherein the fabric is prepared by treating burnt-out grey cloth, and warp yarns of the burnt-out grey cloth are formed by blending siro compact spinning yarns and terylene; the weft yarn of the burnt-out gray fabric is core-spun yarn of spandex wrapped by bamboo fiber and polyester blended yarn. The fabric provided by the invention adopts siro compact spinning yarns as raw materials, and simultaneously, the spandex is added, so that a good pattern burning effect can be obtained, the bursting strength and the compactness of the fabric surface can be ensured, and the fabric has good elasticity.
Description
Technical Field
The invention relates to the technical field of textile fabrics, in particular to a novel pattern-burning knitted fabric and a preparation method thereof.
Background
With the continuous development of economy and the gradual improvement of living standard, consumers have generated great changes to the consumption concept of knitted clothes, and besides basic functions of warm keeping, comfort and the like, the exquisite property, the antibacterial function and the like of the appearance of the fabric are also required to be the most. The jacquard fabric is popular with consumers due to exquisite appearance, but the knitted jacquard fabric on the market has the problems of low productivity, high price, unsatisfactory jacquard details and the like; the patterns of the burnt-on fabrics on the market are monotonous, and the problem of fiber loss after washing exists, so that the recognition degree of the two fabrics in the market is greatly limited.
Disclosure of Invention
The invention aims to provide a novel pattern-burning knitted fabric and a preparation method thereof, aiming at the defects in the prior art, the fabric can obtain a good pattern-burning effect, and the bursting strength and the compactness of a fabric surface can be ensured, so that the fabric has good elasticity.
In order to achieve the purpose, the invention adopts the technical scheme that:
the invention provides a novel burnt-out knitted fabric, which is prepared by treating burnt-out grey cloth, wherein warp yarns of the burnt-out grey cloth are formed by blending siro compact spinning yarns and terylene; the weft yarn of the burnt-out gray fabric is core-spun yarn of spandex wrapped by bamboo fiber and polyester blended yarn.
Preferably, the weight percentage of the siro compact spinning yarn to the terylene is 45-80: 20-55.
Preferably, the weight percentage formulation ratio of the bamboo fiber and polyester blended yarn to the spandex is 55-70: 30-45.
Preferably, the bamboo fibers in the bamboo fiber and polyester blended yarn account for 20-45% of the total mass of the bamboo fiber and polyester blended yarn.
Preferably, the fineness of the warp yarn is 35-48S; the fineness of the weft yarn is 35-55S.
The second invention provides a preparation method of the burnt knitted fabric, which comprises the following steps:
step S1, alkali treatment: putting the burnt gray fabric into a machine cylinder filled with a sodium hydroxide solution with the concentration of 20-30g/L, carrying out alkali treatment for 40-80min at the temperature of 80-100 ℃, and then washing and neutralizing;
step S2, a pattern burning process: dyeing the burnt grey cloth subjected to alkali treatment by an overflow cylinder by adopting a double-bath dyeing method; and scraping and printing the burnt-out slurry on the dyed burnt-out gray fabric by adopting a flat screen printing process, baking for 5-8min at the temperature of 110-120 ℃ until the burnt-out gray fabric is completely carbonized, then washing for 30-60min at the temperature of 40-50 ℃, and finally drying to obtain the fabric.
Preferably, in step S2, the water washing is a combined process of open width water washing machine washing and in-cylinder washing.
Preferably, the in-cylinder cleaning is performed by adding biological enzymes.
Preferably, in step S2, a screen with a mesh size of 200 meshes or more is used in the flat screen printing process.
Preferably, the burnt flower pulp comprises the following components in parts by weight: 45-55 parts of sulfuric acid, 15-25 parts of tartaric acid, 2.5-3.5 parts of sodium polyacrylate, 2-4 parts of xanthan gum, 3-5 parts of polyoxyethylene lauryl ether and 38-45 parts of deionized water; the preparation process of the burnt flower pulp comprises the following steps: firstly, dissolving the sodium polyacrylate and the xanthan gum in deionized water at 45-65 ℃, and obtaining raw paste after complete dissolution; cooling the raw paste to room temperature, adding the sulfuric acid, the tartaric acid and the polyoxyethylene lauryl ether, and sealing for later use; the viscosity of the burnt flower slurry is 156-186 Pa.s; the pH value of the burnt flower pulp is 3-6.
By adopting the technical scheme, compared with the prior art, the invention has the following technical effects:
1. the fabric provided by the invention adopts siro compact spinning yarns as raw materials, and simultaneously, the spandex is added, so that a good pattern burning effect can be obtained, the bursting strength and the compactness of the fabric surface can be ensured, and the fabric has good elasticity.
2. The preparation method adopts a process combining open width washing machine cleaning and in-cylinder cleaning to ensure that the burnt flower part is cleaned; selecting a printing screen plate with at least 200 meshes, wherein the higher the mesh number is, the finer the obtained pattern details are, and then blending the pattern burning slurry according to the selection of the printing screen plate to obtain a concentration ratio matched with the screen plate, so that the pattern burning effect is ensured, meanwhile, the slurry at the pattern burning position is ensured not to seep, and the fineness of the finally cleaned pattern position is ensured.
Detailed Description
The present invention is further illustrated by the following examples, which are not to be construed as limiting the invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention provides a novel burnt-out knitted fabric which is prepared by treating burnt-out grey cloth, wherein warp yarns of the burnt-out grey cloth are formed by blending siro compact spinning yarns and terylene; the weft yarn of the burnt-out gray fabric is core-spun yarn of spandex wrapped by bamboo fiber and polyester blended yarn.
As a preferred embodiment, the weight percentage of the siro compact spinning yarn to the terylene is 45-80: 20-55. The weight percentage of the bamboo fiber and terylene blended yarn to the spandex is 55-70: 30-45. The bamboo fiber in the bamboo fiber and polyester blended yarn accounts for 20-45% of the total mass of the bamboo fiber and polyester blended yarn. The fineness of the warp is 35-48S; the fineness of the weft yarn is 35-55S.
The preparation method of the burnt pattern knitted fabric comprises the following steps:
step S1, alkali treatment: putting the burnt gray fabric into a machine cylinder filled with a sodium hydroxide solution with the concentration of 20-30g/L, carrying out alkali treatment for 40-80min at the temperature of 80-100 ℃, and then washing and neutralizing;
step S2, a pattern burning process: dyeing the burnt grey cloth subjected to alkali treatment by an overflow cylinder by adopting a double-bath dyeing method; and scraping and printing the burnt-out slurry on the dyed burnt-out gray fabric by adopting a flat screen printing process, baking for 5-8min at the temperature of 110-120 ℃ until the burnt-out gray fabric is completely carbonized, then washing for 30-60min at the temperature of 40-50 ℃, and finally drying to obtain the fabric.
As a preferred embodiment, in step S2, the water washing is performed by a combined process of open width water washing and in-cylinder washing, and the in-cylinder washing is performed by adding bio-enzyme. In step S2, a screen printing plate of 200 mesh or more is used in the flat screen printing process.
As a preferred embodiment, the burnt flower pulp comprises the following components in parts by weight: 45-55 parts of sulfuric acid, 15-25 parts of tartaric acid, 2.5-3.5 parts of sodium polyacrylate, 2-4 parts of xanthan gum, 3-5 parts of polyoxyethylene lauryl ether and 38-45 parts of deionized water; the preparation process of the burnt flower pulp comprises the following steps: firstly, dissolving the sodium polyacrylate and the xanthan gum in deionized water at 45-65 ℃, and obtaining raw paste after complete dissolution; cooling the raw paste to room temperature, adding the sulfuric acid, the tartaric acid and the polyoxyethylene lauryl ether, and sealing for later use; the viscosity of the burnt flower slurry is 156-186 Pa.s; the pH value of the burnt flower pulp is 3-6.
Example 1
The invention provides a novel burnt-out knitted fabric which is prepared by treating burnt-out grey cloth, wherein warp yarns of the burnt-out grey cloth are formed by blending siro compact spinning yarns and terylene; the weft yarn of the burnt-out gray fabric is core-spun yarn of spandex wrapped by bamboo fiber and polyester blended yarn. Wherein the weight percentage preparation ratio of the siro compact spinning yarn to the terylene is 45: 55. The weight percentage of the bamboo fiber and terylene blended yarn to the spandex is 55: 45. The bamboo fiber in the bamboo fiber and polyester blended yarn accounts for 20% of the total mass of the bamboo fiber and polyester blended yarn. The fineness of the warp yarns is 35S; the fineness of the weft yarn is 35S.
The preparation method of the burnt pattern knitted fabric comprises the following steps:
step S1, alkali treatment: putting the burnt gray fabric into a machine cylinder filled with a sodium hydroxide solution with the concentration of 20g/L, carrying out alkali treatment for 40min at the temperature of 80 ℃, and then washing and neutralizing;
step S2, a pattern burning process: dyeing the burnt grey cloth subjected to alkali treatment by an overflow cylinder by adopting a double-bath dyeing method; and scraping and printing the burnt pattern pulp on the dyed burnt pattern grey cloth by adopting a flat screen printing process, baking for 5min at the temperature of 110 ℃ until the burnt pattern grey cloth is completely carbonized, then washing for 30min at the temperature of 40 ℃, and finally drying to obtain the fabric.
As a preferred embodiment, in step S2, the water washing is performed by a combined process of open width water washing and in-cylinder washing, and the in-cylinder washing is performed by adding bio-enzyme. In step S2, a 250-mesh screen is used in the flat screen printing process.
As a preferred embodiment, the burnt flower pulp comprises the following components in parts by weight: 45 parts of sulfuric acid, 15 parts of tartaric acid, 2.5 parts of sodium polyacrylate, 2 parts of xanthan gum, 3 parts of polyoxyethylene lauryl ether and 38 parts of deionized water; the preparation process of the burnt flower pulp comprises the following steps: firstly, dissolving the sodium polyacrylate and the xanthan gum in deionized water at 45 ℃ to obtain raw paste after the sodium polyacrylate and the xanthan gum are completely dissolved; cooling the raw paste to room temperature, adding the sulfuric acid, the tartaric acid and the polyoxyethylene lauryl ether, and sealing for later use; the viscosity of the burnt flower pulp is 156 Pa.s; the pH of the burnt flower pulp is 3.
Example 2
The invention provides a novel burnt-out knitted fabric which is prepared by treating burnt-out grey cloth, wherein warp yarns of the burnt-out grey cloth are formed by blending siro compact spinning yarns and terylene; the weft yarn of the burnt-out gray fabric is core-spun yarn of spandex wrapped by bamboo fiber and polyester blended yarn. Wherein the weight percentage preparation ratio of the siro compact spinning yarn to the terylene is 60: 40. The weight percentage of the bamboo fiber and terylene blended yarn to the spandex is 60: 40. The bamboo fiber in the bamboo fiber and polyester blended yarn accounts for 35% of the total mass of the bamboo fiber and polyester blended yarn. The fineness of the warp yarn is 40S; the fineness of the weft yarn is 40S.
The preparation method of the burnt pattern knitted fabric comprises the following steps:
step S1, alkali treatment: putting the burnt gray fabric into a machine cylinder filled with a sodium hydroxide solution with the concentration of 25g/L, performing alkali treatment for 60min at the temperature of 90 ℃, and then washing and neutralizing;
step S2, a pattern burning process: dyeing the burnt grey cloth subjected to alkali treatment by an overflow cylinder by adopting a double-bath dyeing method; and scraping and printing the burnt pattern pulp on the dyed burnt pattern grey cloth by adopting a flat screen printing process, baking for 7min at the temperature of 115 ℃ until the burnt pattern grey cloth is completely carbonized, then washing for 45min at the temperature of 45 ℃, and finally drying to obtain the fabric.
As a preferred embodiment, in step S2, the water washing is performed by a combined process of open width water washing and in-cylinder washing, and the in-cylinder washing is performed by adding bio-enzyme. In step S2, a 220-mesh screen is used in the flat screen printing process.
As a preferred embodiment, the burnt flower pulp comprises the following components in parts by weight: 50 parts of sulfuric acid, 20 parts of tartaric acid, 3 parts of sodium polyacrylate, 3 parts of xanthan gum, 4 parts of polyoxyethylene lauryl ether and 40 parts of deionized water; the preparation process of the burnt flower pulp comprises the following steps: firstly, dissolving the sodium polyacrylate and the xanthan gum in deionized water at 55 ℃, and obtaining raw paste after the sodium polyacrylate and the xanthan gum are completely dissolved; cooling the raw paste to room temperature, adding the sulfuric acid, the tartaric acid and the polyoxyethylene lauryl ether, and sealing for later use; the viscosity of the burnt flower pulp is 170 Pa.s; the pH of the burnt flower pulp is 5.
Example 3
The invention provides a novel burnt-out knitted fabric which is prepared by treating burnt-out grey cloth, wherein warp yarns of the burnt-out grey cloth are formed by blending siro compact spinning yarns and terylene; the weft yarn of the burnt-out gray fabric is core-spun yarn of spandex wrapped by bamboo fiber and polyester blended yarn.
As a preferred embodiment, the weight percentage of the siro compact spinning yarn to the terylene is 80: 20. The weight percentage of the bamboo fiber and terylene blended yarn to the spandex is 70: 30. The bamboo fiber in the bamboo fiber and polyester blended yarn accounts for 45% of the total mass of the bamboo fiber and polyester blended yarn. The fineness of the warp yarn is 48S; the fineness of the weft yarn is 55S.
The preparation method of the burnt pattern knitted fabric comprises the following steps:
step S1, alkali treatment: putting the burnt gray fabric into a machine cylinder filled with a sodium hydroxide solution with the concentration of 30g/L, carrying out alkali treatment for 80min at the temperature of 100 ℃, and then washing and neutralizing;
step S2, a pattern burning process: dyeing the burnt grey cloth subjected to alkali treatment by an overflow cylinder by adopting a double-bath dyeing method; and scraping and printing the burnt pattern pulp on the dyed burnt pattern grey cloth by adopting a flat screen printing process, baking for 8min at the temperature of 120 ℃ until the burnt pattern grey cloth is completely carbonized, then washing for 60min at the temperature of 50 ℃, and finally drying to obtain the fabric.
As a preferred embodiment, in step S2, the water washing is performed by a combined process of open width water washing and in-cylinder washing, and the in-cylinder washing is performed by adding bio-enzyme. In step S2, a 250-mesh screen is used in the flat screen printing process.
As a preferred embodiment, the burnt flower pulp comprises the following components in parts by weight: 55 parts of sulfuric acid, 25 parts of tartaric acid, 3.5 parts of sodium polyacrylate, 4 parts of xanthan gum, 5 parts of polyoxyethylene lauryl ether and 45 parts of deionized water; the preparation process of the burnt flower pulp comprises the following steps: firstly, dissolving the sodium polyacrylate and the xanthan gum in deionized water at 65 ℃ to obtain raw paste after the sodium polyacrylate and the xanthan gum are completely dissolved; cooling the raw paste to room temperature, adding the sulfuric acid, the tartaric acid and the polyoxyethylene lauryl ether, and sealing for later use; the viscosity of the burnt flower pulp is 186 Pa.s; the pH of the burnt flower pulp is 6.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. The novel knitted fabric with the burnt patterns is characterized in that the fabric is prepared by processing burnt grey cloth, and warp yarns of the burnt grey cloth are formed by blending siro compact spinning yarns and terylene; the weft yarn of the burnt-out gray fabric is core-spun yarn of spandex wrapped by bamboo fiber and polyester blended yarn.
2. The burned knitted fabric according to claim 1, wherein the weight percentage ratio of the siro compact spinning yarn to the polyester fiber is 45-80: 20-55.
3. The burned knitted fabric according to claim 1, wherein the weight percentage ratio of the bamboo fiber and polyester blended yarn to the spandex is 55-70: 30-45.
4. The burnt flower knitted fabric as claimed in claim 1, wherein the bamboo fibers in the bamboo fiber and polyester blended yarn account for 20-45% of the total mass of the bamboo fiber and polyester blended yarn.
5. The burned knitted fabric according to claim 1, wherein the fineness of the warp yarn is 35-48S; the fineness of the weft yarn is 35-55S.
6. The method for producing a knitted fabric with burnt patterns according to any one of claims 1 to 5, characterized by comprising the steps of:
step S1, alkali treatment: putting the burnt gray fabric into a machine cylinder filled with a sodium hydroxide solution with the concentration of 20-30g/L, carrying out alkali treatment for 40-80min at the temperature of 80-100 ℃, and then washing and neutralizing;
step S2, a pattern burning process: dyeing the burnt grey cloth subjected to alkali treatment by an overflow cylinder by adopting a double-bath dyeing method; and scraping and printing the burnt-out slurry on the dyed burnt-out gray fabric by adopting a flat screen printing process, baking for 5-8min at the temperature of 110-120 ℃ until the burnt-out gray fabric is completely carbonized, then washing for 30-60min at the temperature of 40-50 ℃, and finally drying to obtain the fabric.
7. The method for preparing the burnt patterned knitted fabric according to the claim 6, wherein in the step S2, the water washing adopts a combined process of open width water washing machine washing and in-cylinder washing.
8. The method for preparing a burned knitted fabric according to claim 7, wherein the in-cylinder cleaning is performed by adding bio-enzyme.
9. The method for preparing a burnt knitted fabric according to claim 6, wherein in step S2, a screen with a mesh size of 200 or more is adopted in the flat screen printing process.
10. The method for preparing the burnt patterned knitted fabric according to claim 6, wherein the burnt patterned slurry comprises the following components in parts by weight: 45-55 parts of sulfuric acid, 15-25 parts of tartaric acid, 2.5-3.5 parts of sodium polyacrylate, 2-4 parts of xanthan gum, 3-5 parts of polyoxyethylene lauryl ether and 38-45 parts of deionized water; the preparation process of the burnt flower pulp comprises the following steps: firstly, dissolving the sodium polyacrylate and the xanthan gum in deionized water at 45-65 ℃, and obtaining raw paste after complete dissolution; cooling the raw paste to room temperature, adding the sulfuric acid, the tartaric acid and the polyoxyethylene lauryl ether, and sealing for later use; the viscosity of the burnt flower slurry is 156-186 Pa.s; the pH value of the burnt flower pulp is 3-6.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114875560A (en) * | 2022-05-07 | 2022-08-09 | 宁波大千纺织品有限公司 | Printing and embossing combined high-end knitted fabric and preparation method thereof |
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