CN110685061A - Imitated silk knitted fabric and preparation method thereof - Google Patents
Imitated silk knitted fabric and preparation method thereof Download PDFInfo
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- CN110685061A CN110685061A CN201911076185.3A CN201911076185A CN110685061A CN 110685061 A CN110685061 A CN 110685061A CN 201911076185 A CN201911076185 A CN 201911076185A CN 110685061 A CN110685061 A CN 110685061A
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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
- 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
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/08—Interlacing constituent filaments without breakage thereof, e.g. by use of turbulent air streams
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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
- D06M11/36—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 System
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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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- 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
- D06M11/77—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 silicon or compounds thereof
- D06M11/79—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 silicon or compounds thereof with silicon dioxide, silicic acids or their salts
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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
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/207—Substituted carboxylic acids, e.g. by hydroxy or keto groups; Anhydrides, halides or salts thereof
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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
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/564—Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
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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
- D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
- D06M23/12—Processes in which the treating agent is incorporated in microcapsules
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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- 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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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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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
- D06M2101/32—Polyesters
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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
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/20—Treatment influencing the crease behaviour, the wrinkle resistance, the crease recovery or the ironing ease
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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
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/35—Abrasion, pilling or fibrillation resistance
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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
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/50—Modified hand or grip properties; Softening compositions
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- 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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- 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
Abstract
The invention provides a silk-like knitted fabric and a preparation method thereof, wherein the silk-like knitted fabric comprises, by weight, 45 ~ 54 parts of composite filament, 20 ~ 30 parts of natural cotton fiber and 20 ~ 24 parts of rayon, the composite filament is prepared by 24-end winding and one-step spinning of POY and FDY, the surface of the silk-like knitted fabric presents an obvious pure polyester fabric style, and is free from wrinkling and pilling, and the silk-like knitted fabric prepared by the method has soft handfeel and good draping feeling due to the composite filament, the natural cotton fiber and the rayon used as raw materials.
Description
Technical Field
The invention relates to the technical field of textiles, in particular to a silk-like knitted fabric and a preparation method thereof.
Background
The real silk fabric has the problems of high price, low strength, poor wear resistance, difficult washing, high maintenance difficulty and the like, and therefore, a plurality of simulated silk fabrics enter the market, and the simulated silk fabrics are prepared by combining a plurality of chemical fiber raw materials with a unique or optimized manufacturing process so as to overcome a plurality of defects of the real silk fabric.
Chinese patent CN1096333A discloses a method for producing a warp yarn by using tri-iso-terylene co-spun fine denier filament yarns, a weft yarn by using fine denier terylene low stretch yarns, and a fabric structure adopts a variable plain weave; chinese patent CN1021270522A discloses an anti-wrinkle imitated silk fabric, which adopts twill weave, adopts superfine denier polyester DTY on the front side and nylon 6DTY on the back side, and is woven by an inlay weaving method; chinese patent CN102011244A discloses a silk-like glittering fabric, which adopts a processing mode of interweaving natural fiber staple fibers in the weft direction, and greatly improves the strength, wear resistance, color tone, comfort level and the like of the fabric by utilizing the coloring performance, shrinkage performance and wearability of different raw materials. With the development of textile industry, in order to make silk-like and super-silk-like of silk-like fabric in performance and function, the silk-like technology now attaches more importance to the integrated exertion of multiple differentiation and functional technologies, and emphasizes the mutual fusion of technologies such as spinning, weaving, dyeing and finishing and the like.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a silk-like knitted fabric which has soft hand feeling, good dropping feeling, no wrinkling, pilling resistance and low production cost and has the advantages of synthetic fiber and natural fiber fabrics and a preparation method thereof.
The silk-like knitted fabric is prepared from 45 ~ 54 parts of composite silk, 20 ~ 30 parts of natural cotton fibers and 20 ~ 24 parts of rayon in parts by weight, wherein the composite silk is prepared by 24-end winding and one-step spinning of POY and FDY, the composite silk is formed by compounding core silk and wool, the core silk is FDY prepared from FDY polyester, the wool is POY prepared from polyester POY, the breaking strength of the composite silk is 2.1 ~ 2.4cN/dtex, the breaking elongation is 30 ~ 40%, the oil content is 0.8 ~ 1%, and the network degree is 24 ~ 40/40 pieces.
The invention has the further improvement that the natural cotton fiber is formed by combining 60 ~ 100 single-strand natural cotton fibers.
The invention is further improved in that: the rayon is obtained by extracting pure alpha-cellulose from a cellulose raw material, treating the alpha-cellulose with caustic soda and carbon disulfide to obtain orange-yellow sodium xanthate cellulose, dissolving the orange-yellow sodium xanthate cellulose in a dilute sodium hydroxide solution to obtain viscose, and filtering, curing and defoaming the viscose and then carrying out wet spinning.
The preparation method of the imitated silk knitted fabric comprises the following steps of:
processing of S1 blended yarn: processing natural cotton fibers and rayon into blended yarns through a spinning process;
processing of S2 yarns: taking the composite yarn as a main raw material, taking the blended yarn auxiliary raw material prepared in the step S1, and combining the composite yarn and the blended yarn together to form a net yarn;
s3 knitting processing: knitting the interlaced yarn prepared in the step S2 into double-sided knitted fabric on a double-sided circular knitting machine;
s4 dyeing and finishing: and (4) finishing the double-sided knitted fabric prepared in the step S3 by a one-bath method by using a finishing agent and natural dye to obtain the silk-like knitted fabric.
The invention is further improved in that the blended yarn in the step S1 is a 30S or 32S combed compact siro-spun blended yarn, and the twist factor of the blended yarn is 400 ~ 420.
The invention is further improved in that the pitch of the net wires in the step S2 is 30 ~ 40 mm.
The invention is further improved in that: and the step S3 knitting processing is to weave the yarns processed by the composite yarns and the blended yarns into double-sided knitted fabrics on a double-sided circular knitting machine.
The invention is further improved in that: the double-sided knitted fabric is a double-rib fabric or a 2+2 rib fabric.
The invention is further improved in that the finishing agent in the step S4 comprises, by weight, 5 ~ 8 parts of an aqueous polyurethane adhesive, 5 ~ 10 parts of sodium hydroxide, 1 ~ 3 parts of hydrogen peroxide, 1 ~ 3 parts of bentonite, 0.1 ~ 0.5.5 parts of a microcapsule slow-release emollient, 0.5 ~ 1 parts of citric acid and 1 ~ 3 parts of a dispersing agent.
The invention is further improved in that the dyeing temperature in the step S4 is 80 ~ 90 ℃, and the dyeing time is 60 ~ 120 mi.
Compared with the prior art, the invention has the following advantages:
the surface of the fabric presents an obvious pure polyester fabric style, no wrinkling and pilling resistance, and the silk-like knitted fabric made of the raw materials of the composite silk, the natural cotton fiber and the rayon has soft hand feeling and good drooping feeling;
the silk-like knitted fabric is obtained by the preparation method through four steps of blended yarn processing, knitting processing and dyeing finishing, the production cost is low, and the silk-like knitted fabric has the advantages of synthetic fiber and natural fiber fabric, so that the silk-like knitted fabric can be widely applied to manufacturing bedding, underwear, curtains, decorative cloth, sportswear and the like.
The specific implementation mode is as follows:
for the purpose of enhancing understanding of the present invention, the present invention will be further described in detail with reference to the following examples, which are provided for illustration only and are not to be construed as limiting the scope of the present invention.
The technical solutions in the embodiments of the present invention will be clearly and completely described below so that those skilled in the art can better understand the advantages and features of the present invention, and thus the scope of the present invention will be more clearly defined. The embodiments described herein are only a few embodiments of the present invention, rather than all embodiments, and all other embodiments that can be derived by one of ordinary skill in the art without inventive faculty based on the embodiments described herein are intended to fall within the scope of the present invention.
Example 1
The silk-like knitted fabric comprises the following raw materials in parts by weight: 50 parts of composite silk, 25 parts of natural cotton fiber and 22 parts of rayon; the composite filament is prepared by 24-head winding and one-step spinning of POY and FDY, the composite filament comprises a core filament and a pile filament, the core filament is FDY prepared from FDY polyester, the pile filament is POY prepared from polyester POY, the breaking strength of the composite filament is 2.3cN/dtex, the breaking elongation is 35%, the oil content is 0.85%, and the network degree is 37/m;
wherein, the natural cotton fiber is formed by combining 80 single-strand natural cotton fibers;
the rayon is prepared by extracting pure alpha-cellulose from a cellulose raw material, treating the alpha-cellulose with caustic soda and carbon disulfide to obtain orange-yellow sodium xanthate, and dissolving the orange-yellow sodium xanthate in a dilute sodium hydroxide solution to obtain viscose. The viscose is obtained by wet spinning after filtration, ripening and defoaming.
The preparation method of the imitated silk knitted fabric comprises the following steps:
processing of S1 blended yarn: processing natural cotton fibers and rayon into blended yarns through a spinning process;
processing of S2 yarns: taking the composite yarn as a main raw material, taking the blended yarn auxiliary raw material prepared in the step S1, and combining the composite yarn and the blended yarn together to form a net yarn;
s3 knitting processing: knitting the interlaced yarn prepared in the step S2 into double-sided knitted fabric on a double-sided circular knitting machine;
s4 dyeing and finishing: and (4) finishing the double-sided knitted fabric prepared in the step S3 by a one-bath method by using a finishing agent and natural dye to obtain the silk-like knitted fabric.
Wherein the blended yarn in the step S1 is 30SThe combed compact siro-spun blended yarn has a twist coefficient of 410;
wherein, the space between the net wires in the step S2 is 35 mm;
the step S3 knitting processing is to knit the yarns processed by the composite yarns and the blended yarns into double-sided knitted fabrics on a double-sided circular knitting machine;
wherein the double-sided knitted fabric is a double-rib fabric or a 2+2 rib fabric;
wherein the finishing agent in the step S4 comprises the following raw materials in parts by weight: 6 parts of aqueous polyurethane adhesive, 7 parts of sodium hydroxide, 2 parts of hydrogen peroxide, 2 parts of bentonite, 0.3 part of microcapsule slow-release emollient, 0.7 part of citric acid and 2 parts of dispersing agent;
wherein, the dyeing temperature in the step S4 is 85 ℃, and the dyeing time is 90 min.
Example 2
The silk-like knitted fabric comprises the following raw materials in parts by weight: 54 parts of composite silk, 20 parts of natural cotton fiber and 20 parts of rayon; the composite filament is prepared by 24-head winding and one-step spinning of POY and FDY, the composite filament comprises a core filament and a pile filament, the core filament is FDY prepared from FDY polyester, the pile filament is POY prepared from polyester POY, the breaking strength of the composite filament is 2.1cN/dtex, the breaking elongation is 30%, the oil content is 0.9%, and the network degree is 24/m;
wherein, the natural cotton fiber is formed by combining 60 single-strand natural cotton fibers;
the rayon is prepared by extracting pure alpha-cellulose from a cellulose raw material, treating the alpha-cellulose with caustic soda and carbon disulfide to obtain orange-yellow sodium xanthate, and dissolving the orange-yellow sodium xanthate in a dilute sodium hydroxide solution to obtain viscose. The viscose is obtained by wet spinning after filtration, ripening and defoaming.
The preparation method of the imitated silk knitted fabric comprises the following steps:
processing of S1 blended yarn: processing natural cotton fibers and rayon into blended yarns through a spinning process;
processing of S2 yarns: taking the composite yarn as a main raw material, taking the blended yarn auxiliary raw material prepared in the step S1, and combining the composite yarn and the blended yarn together to form a net yarn;
s3 knitting processing: knitting the interlaced yarn prepared in the step S2 into double-sided knitted fabric on a double-sided circular knitting machine;
s4 dyeing and finishing: and (4) finishing the double-sided knitted fabric prepared in the step S3 by a one-bath method by using a finishing agent and natural dye to obtain the silk-like knitted fabric.
Wherein the blended yarn in the step S1 is 30SThe combing compact siro spinning blended yarn has a twist coefficient of 400;
wherein, the space between the network wires in the step S2 is 30 mm;
the step S3 knitting processing is to knit the yarns processed by the composite yarns and the blended yarns into double-sided knitted fabrics on a double-sided circular knitting machine;
wherein the double-sided knitted fabric is a double-rib fabric or a 2+2 rib fabric;
wherein the finishing agent in the step S4 comprises the following raw materials in parts by weight: 8 parts of aqueous polyurethane adhesive, 5 parts of sodium hydroxide, 1 part of hydrogen peroxide, 1 part of bentonite, 0.1 part of microcapsule slow-release emollient, 0.5 part of citric acid and 1 part of dispersant;
wherein, the dyeing temperature in the step S4 is 80 ℃, and the dyeing time is 120 min.
Example 3
The silk-like knitted fabric comprises the following raw materials in parts by weight: 45 parts of composite silk, 30 parts of natural cotton fiber and 24 parts of rayon; the composite filament is prepared by 24-head winding and one-step spinning of POY and FDY, the composite filament comprises a core filament and a pile filament, the core filament is FDY prepared from FDY polyester, the pile filament is POY prepared from polyester POY, the breaking strength of the composite filament is 2.4cN/dtex, the breaking elongation is 40%, the oil content is 1%, and the network degree is 40 pieces/m;
wherein, the natural cotton fiber is formed by combining 100 single-strand natural cotton fibers;
the rayon is prepared by extracting pure alpha-cellulose from a cellulose raw material, treating the alpha-cellulose with caustic soda and carbon disulfide to obtain orange-yellow sodium xanthate, and dissolving the orange-yellow sodium xanthate in a dilute sodium hydroxide solution to obtain viscose. The viscose is obtained by wet spinning after filtering, ripening and defoaming;
the preparation method of the imitated silk knitted fabric comprises the following steps:
processing of S1 blended yarn: processing natural cotton fibers and rayon into blended yarns through a spinning process;
processing of S2 yarns: taking the composite yarn as a main raw material, taking the blended yarn auxiliary raw material prepared in the step S1, and combining the composite yarn and the blended yarn together to form a net yarn;
s3 knitting processing: knitting the interlaced yarn prepared in the step S2 into double-sided knitted fabric on a double-sided circular knitting machine;
s4 dyeing and finishing: finishing the double-sided knitted fabric prepared in the step S3 by using a finishing agent and natural dye through a one-bath method to obtain a silk-like knitted fabric;
wherein the blended yarn in the step S1 is 30SOr 32SThe combed compact siro-spun blended yarn has a twist coefficient of 420;
wherein, the space between the net wires in the step S2 is 40 mm;
the step S3 knitting processing is to knit the yarns processed by the composite yarns and the blended yarns into double-sided knitted fabrics on a double-sided circular knitting machine;
wherein the double-sided knitted fabric is a double-rib fabric or a 2+2 rib fabric;
wherein the finishing agent in the step S4 comprises the following raw materials in parts by weight: 5 parts of aqueous polyurethane adhesive, 10 parts of sodium hydroxide, 3 parts of hydrogen peroxide, 3 parts of bentonite, 0.5 part of microcapsule slow-release emollient, 1 part of citric acid and 3 parts of dispersing agent;
wherein, the dyeing temperature in the step S4 is 90 ℃, and the dyeing time is 60 min.
Example 4
The silk-like knitted fabric comprises the following raw materials in parts by weight: 46 parts of composite silk, 22 parts of natural cotton fiber and 21 parts of rayon; the composite filament is prepared by 24-head winding and one-step spinning of POY and FDY, the composite filament comprises a core filament and a pile filament, the core filament is FDY prepared from FDY polyester, the pile filament is POY prepared from polyester POY, the breaking strength of the composite filament is 2.2cN/dtex, the breaking elongation is 38%, the oil content is 0.95%, and the network degree is 28 pieces/m;
wherein, the natural cotton fiber is formed by combining 70 single-strand natural cotton fibers;
the rayon is prepared by extracting pure alpha-cellulose from a cellulose raw material, treating the alpha-cellulose with caustic soda and carbon disulfide to obtain orange-yellow sodium xanthate, and dissolving the orange-yellow sodium xanthate in a dilute sodium hydroxide solution to obtain viscose. The viscose is obtained by wet spinning after filtration, ripening and defoaming.
The preparation method of the imitated silk knitted fabric comprises the following steps:
processing of S1 blended yarn: processing natural cotton fibers and rayon into blended yarns through a spinning process;
processing of S2 yarns: taking the composite yarn as a main raw material, taking the blended yarn auxiliary raw material prepared in the step S1, and combining the composite yarn and the blended yarn together to form a net yarn;
s3 knitting processing: knitting the interlaced yarn prepared in the step S2 into double-sided knitted fabric on a double-sided circular knitting machine;
s4 dyeing and finishing: finishing the double-sided knitted fabric prepared in the step S3 by using a finishing agent and natural dye through a one-bath method to obtain a silk-like knitted fabric;
wherein, the blended yarn in the step S1 is 32SThe combed compact siro-spun blended yarn has a twist coefficient of 405;
wherein, the space between the network wires in the step S2 is 32 mm;
the step S3 knitting processing is to knit the yarns processed by the composite yarns and the blended yarns into double-sided knitted fabrics on a double-sided circular knitting machine;
wherein the double-sided knitted fabric is a double-rib fabric or a 2+2 rib fabric;
wherein the finishing agent in the step S4 comprises the following raw materials in parts by weight: 6 parts of aqueous polyurethane adhesive, 8 parts of sodium hydroxide, 2 parts of hydrogen peroxide, 2 parts of bentonite, 0.2 part of microcapsule slow-release emollient, 0.8 part of citric acid and 2 parts of dispersing agent;
wherein, the dyeing temperature in the step S4 is 85 ℃, and the dyeing time is 110 min.
Example 5
The silk-like knitted fabric comprises the following raw materials in parts by weight: 47 parts of composite silk, 28 parts of natural cotton fiber and 23 parts of rayon; the composite filament is prepared by 24-head winding and one-step spinning of POY and FDY, the composite filament comprises a core filament and a pile filament, the core filament is FDY prepared from FDY polyester, the pile filament is POY prepared from polyester POY, the breaking strength of the composite filament is 2.22cN/dtex, the breaking elongation is 35.67%, the oil content is 0.875%, and the network degree is 41/m;
wherein, the natural cotton fiber is formed by combining 90 single-strand natural cotton fibers;
the rayon is prepared by extracting pure alpha-cellulose from a cellulose raw material, treating the alpha-cellulose with caustic soda and carbon disulfide to obtain orange-yellow sodium xanthate, and dissolving the orange-yellow sodium xanthate in a dilute sodium hydroxide solution to obtain viscose. The viscose is obtained by wet spinning after filtration, ripening and defoaming.
The preparation method of the imitated silk knitted fabric comprises the following steps:
processing of S1 blended yarn: processing natural cotton fibers and rayon into blended yarns through a spinning process;
processing of S2 yarns: taking the composite yarn as a main raw material, taking the blended yarn auxiliary raw material prepared in the step S1, and combining the composite yarn and the blended yarn together to form a net yarn;
s3 knitting processing: knitting the interlaced yarn prepared in the step S2 into double-sided knitted fabric on a double-sided circular knitting machine;
s4 dyeing and finishing: finishing the double-sided knitted fabric prepared in the step S3 by using a finishing agent and natural dye through a one-bath method to obtain a silk-like knitted fabric;
wherein the blended yarn in the step S1 is 30SThe combed compact siro-spun blended yarn has a twist coefficient of 415;
wherein, the space between the net wires in the step S2 is 37 mm;
the step S3 knitting processing is to knit the yarns processed by the composite yarns and the blended yarns into double-sided knitted fabrics on a double-sided circular knitting machine;
wherein the double-sided knitted fabric is a double-rib fabric or a 2+2 rib fabric;
wherein the finishing agent in the step S4 comprises the following raw materials in parts by weight: 7 parts of aqueous polyurethane adhesive, 7 parts of sodium hydroxide, 2 parts of hydrogen peroxide, 2 parts of bentonite, 0.4 part of microcapsule slow-release emollient, 0.8 part of citric acid and 2.5 parts of dispersing agent;
wherein, the dyeing temperature in the step S4 is 88 ℃, and the dyeing time is 70 min.
The surface of the silk-like knitted fabric of the invention presents an obvious pure polyester fabric style, is not wrinkled and is anti-pilling, and the silk-like knitted fabric manufactured by using the composite silk, the natural cotton fiber and the rayon as raw materials has soft hand feeling and good dropping feeling.
The preparation method of the imitated silk knitted fabric obtains the imitated silk knitted fabric through four steps of blended yarn processing, knitting processing and dyeing finishing, the method is low in production cost, and the imitated silk knitted fabric has the advantages of synthetic fiber and natural fiber fabric, so that the imitated silk knitted fabric can be widely applied to manufacturing bedding, underwear, curtains, decorative cloth, sportswear and the like.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The silk-like fabric is characterized by comprising, by weight, 45 ~ 54 parts of composite silk, 20 ~ 30 parts of natural cotton fibers and 20 ~ 24 parts of rayon, wherein the composite silk is prepared by 24-end winding and one-step spinning of POY and FDY, the composite silk is prepared by compounding core silk and wool, the core silk is FDY prepared from FDY polyester, the wool is POY prepared from polyester POY, the breaking strength of the composite silk is 2.1 ~ 2.4.4 cN/dtex, the breaking elongation is 30 ~ 40%, the oil content is 0.8 ~ 1%, and the network degree is 24 ~ 40/40 pieces/m.
2. The silk-like fabric according to claim 1, wherein the natural cotton fiber is a combination of 60 ~ 100 single-strand natural cotton fibers.
3. The silk-like knitted fabric according to claim 1, characterized in that: the rayon is obtained by extracting pure alpha-cellulose from a cellulose raw material, treating the alpha-cellulose with caustic soda and carbon disulfide to obtain orange-yellow sodium xanthate cellulose, dissolving the orange-yellow sodium xanthate cellulose in a dilute sodium hydroxide solution to obtain viscose, and filtering, curing and defoaming the viscose and then carrying out wet spinning.
4. A preparation method of imitated silk knitted fabric is characterized by comprising the following steps: the preparation steps of the imitated silk knitted fabric are as follows:
processing of S1 blended yarn: processing natural cotton fibers and rayon into blended yarns through a spinning process;
processing of S2 yarns: taking the composite yarn as a main raw material, taking the blended yarn auxiliary raw material prepared in the step S1, and combining the composite yarn and the blended yarn together to form a net yarn;
s3 knitting processing: knitting the interlaced yarn prepared in the step S2 into double-sided knitted fabric on a double-sided circular knitting machine;
s4 dyeing and finishing: and (4) finishing the double-sided knitted fabric prepared in the step S3 by a one-bath method by using a finishing agent and natural dye to obtain the silk-like knitted fabric.
5. The method for preparing the silk-like knitted fabric according to claim 4, wherein the blended yarn in the step S1 is a 30S or 32S combed compact siro-spun blended yarn, and the twist factor of the blended yarn is 400 ~ 420.
6. The method for preparing silk-like knitted fabric according to claim 4, wherein the pitch of the net filaments in the step S2 is 30 ~ 40 mm.
7. The preparation method of the imitated silk knitted fabric according to claim 4, characterized by comprising the following steps of: and the step S3 knitting processing is to weave the yarns processed by the composite yarns and the blended yarns into double-sided knitted fabrics on a double-sided circular knitting machine.
8. The method for preparing the imitated silk knitted fabric according to claim 7, characterized in that: the double-sided knitted fabric is a double-rib fabric or a 2+2 rib fabric.
9. The method for preparing the silk-like knitted fabric according to claim 4, wherein the finishing agent in the step S4 comprises, by weight, 5 ~ 8 parts of an aqueous polyurethane binder, 5 ~ 10 parts of sodium hydroxide, 1 ~ 3 parts of hydrogen peroxide, 1 ~ 3 parts of bentonite, 0.1 ~ 0.5.5 parts of a microcapsule slow-release emollient, 0.5 ~ 1 parts of citric acid, and 1 ~ 3 parts of a dispersing agent.
10. The method for preparing the silk-like knitted fabric according to claim 4, wherein the dyeing temperature in the step S4 is 80 ~ 90 ℃, and the dyeing time is 60 ~ 120 mi.
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