CN110435250B - Wool knitted shorn sheepskin-like fabric and production process thereof - Google Patents

Wool knitted shorn sheepskin-like fabric and production process thereof Download PDF

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CN110435250B
CN110435250B CN201910736443.XA CN201910736443A CN110435250B CN 110435250 B CN110435250 B CN 110435250B CN 201910736443 A CN201910736443 A CN 201910736443A CN 110435250 B CN110435250 B CN 110435250B
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wool
fabric
cut pile
knitted
percent
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CN110435250A (en
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郭超
陈队范
陈建召
殷贺
赵会堂
吕杨
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Shandong Companion Group Co ltd
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Shandong Companion Group Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1284—Application of adhesive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/18—Handling of layers or the laminate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/024—Woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/08—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/08—Interconnection of layers by mechanical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
    • B32B9/025—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch comprising leather
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
    • 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
    • D04B1/02—Pile fabrics or articles having similar surface features
    • D04B1/04—Pile fabrics or articles having similar surface features characterised by thread material
    • 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
    • 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
    • D04B1/16—Other fabrics or articles characterised primarily by the use of particular thread materials synthetic threads
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B21/00—Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B21/02—Pile fabrics or articles having similar surface features
    • D04B21/04—Pile fabrics or articles having similar surface features characterised by thread material
    • 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
    • D06B15/00—Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours
    • 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
    • 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
    • D06C11/00—Teasing, napping or otherwise roughening or raising pile of textile fabrics
    • 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
    • D06C15/00—Calendering, pressing, ironing, glossing or glazing textile fabrics
    • 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
    • D06C3/00—Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/14—Mixture of at least two fibres made of different materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/732—Dimensional properties
    • B32B2307/734—Dimensional stability
    • 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
    • D10B2211/00—Protein-based fibres, e.g. animal fibres
    • D10B2211/01—Natural animal fibres, e.g. keratin fibres
    • D10B2211/02—Wool
    • 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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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Knitting Of Fabric (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

The invention discloses a production process of wool knitted shorn sheepskin-imitating fabric, which comprises the following steps: s1: spinning the wool yarns and the polyester fiber filaments into wool knitted cut pile fabric, and then carrying out after-treatment; wherein, the content of the wool yarn is 50 percent to 70 percent, and the content of the polyester fiber filament is 30 percent to 50 percent; s2: the wool knitted cut pile fabric after finishing in the step S1 is compounded with leather by an adhesive. The stable composition of the wool knitted cut pile fabric and the leather is realized, and a stable structure with integrated fur is formed; the wool of the wool knitted cut pile fabric is firmly adhered to leather, so that the phenomenon of hair falling in the later period is avoided, and the difficulty of later-period cleaning is reduced.

Description

Wool knitted shorn sheepskin-like fabric and production process thereof
Technical Field
The invention relates to the technical field of textile manufacturing and fabric compounding, in particular to a wool knitted cashmere-cutting fur-like fabric and a production process thereof.
Background
With the progress of science and technology and the vigorous development of various industries, the traditional textile manufacturing can not meet the requirements of the current market, the requirement of people on clothes or household articles is no longer simple such as wearing, people are more pursuing and lovely for fabrics with new texture structures, new processes, new functions and the like, people hope to appreciate more pleasant clothes and household articles and enjoy lives with more added quality, or hope that textiles can bring wonderful vision and brand new experience to the lives of people.
The wool knitted cashmere imitation leather wool fabric is a composite fabric, and can partially meet the requirements of people on fine products such as woolen fabrics, blankets, shawl and the like. The problem that the composite difficulty of wool knitted cashmere and leather is high in the production process of the product is solved, the composite strength of the wool knitted cashmere and the leather is low, the phenomenon that hair falls seriously in the later period is caused, and great trouble and inconvenience are caused to the use and the management process in the later period. Therefore, the development of a wool-knitted shorn sheepskin-imitated fabric without hair falling is a problem to be solved urgently by technical personnel in the field at present.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a wool knitted cashmere-cutting fur-like fabric and a production process thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a production process of wool knitted shorn sheepskin-imitating fabric, which comprises the following steps:
s1: spinning the wool yarns and the polyester fiber filaments into wool knitted cut pile fabric, and then carrying out after-treatment; wherein, the content of the wool yarn is 50 percent to 70 percent, and the content of the polyester fiber filament is 30 percent to 50 percent;
s2: the wool knitted cut pile fabric after finishing in the step S1 is compounded with leather by an adhesive.
Preferably, the wool yarn is a face yarn and the polyester filament yarn is a ground yarn. The wool knitting cut pile fabric is woven by the wool yarns and the polyester fiber filaments, wherein the wool yarns are fabric face yarns, the polyester fiber filaments are base yarns, the content of the wool yarns is 50% -70%, and the content of the polyester fiber filaments is 30% -50%; the fabric produced under the proportional condition has strong plush feeling, no bottom thread leakage and soft hand feeling which is similar to that of natural fur.
Preferably, the wool yarn in step S1 is woven from mercerized wool; the yarn count of the mercerized wool is 20s/2-40s/2, the length of the mercerized wool fiber is not less than 30mm, and the fineness is 60s-90 s.
Preferably, the weaving of the wool knitted cut pile fabric in the step S1 is warp knitting cut pile or weft knitting cut pile by a cut pile loom; wherein the yarn count of the wool yarn is 16s/2-40 s/2.
Preferably, the weaving of the wool knitted cut pile fabric in the step S1 further includes a dyeing process, which is performed before the mercerized wool is woven into the wool yarn, or after the wool knitted cut pile fabric is woven. The dyeing treatment is that the temperature is kept at 80-90 ℃ for 40min, the dyeing is carried out, the temperature is slowly increased, and the temperature is increased at the speed of 1 ℃/min; dyeing is carried out before mercerized wool is woven into wool yarns, so that the subsequent color mixing requirement can be facilitated, and the dyeing mode can be selected according to the product requirement.
Preferably, the after-finishing sequentially comprises softening treatment, dehydration, tentering and setting, fluffing, ironing and polishing and shearing.
Preferably, the softening treatment is to place the wool knitted cut pile fabric in softening liquid at 30-50 ℃ for 20-60 min; the softening liquid is composed of one or more of a softening agent, a brightening agent and an antistatic agent. After the softening treatment, the fabric is soft and smooth and is not rolled. The softening agent is a cashmere softening agent FK-220B2 of Beijing Zhongjin chemical Co., Ltd, the brightening agent is LY-101 of Shandong Longyuan chemical Co., Ltd, and the antistatic agent is an antistatic agent E-3118 of Dongguan Feiyite static technology Co., Ltd.
Preferably, the dehydration is to dehydrate the fabric to 40 to 70 percent of water content by a dehydrator and then to tenter and set the fabric by a tenter setting machine, wherein the tenter setting temperature is 100 to 140 ℃ and the time is 5 to 10 min. Make the hair straighter through the tentering design before the fluff, avoid the hair to contract back and roll up, conveniently guarantee the homogeneity of epilogue fluff, avoid the fluff inequality.
Preferably, the fuzzing is carried out by brushing 3-6 times through a fuzzing machine, then ironing and shearing are carried out through an ironing and shearing combination machine, the ironing and shearing temperature is 180-220 ℃, and the ironing and shearing are carried out 3-6 times. Every time the wool is raised once, the ironing and polishing and the shearing are carried out once, the wool is straighter and straighter through the brush hair, the uniform raising is ensured, and the later-stage wool knitting cut pile fabric and leather composite process is convenient.
Preferably, the compounding in step S2 is performed by a fur press, the press pressure is 350-450Mpa, the fabric running speed is 18-22m/min, the adding amount of the adhesive is 15-20% of the fabric weight, and the solid content of the adhesive is 30%. The adhesive is an environment-friendly water-based polyurethane adhesive. The wool knitting cut pile fabric and the leather are firmly compounded together, and the phenomenon of hair falling in the later period is avoided.
In a second aspect of the invention, the wool knitted shorn sheepskin-imitating fabric is prepared by the production process.
The invention has the beneficial effects that:
1. the wool knitted cut pile fabric and the leather have good composite strength, bonding strength and tearing strength, so that the wool knitted cut pile fabric and the leather are stably compounded to form a stable structure with integrated fur; the wool of the wool knitted cut pile fabric is firmly adhered to leather, so that the phenomenon of hair falling in the later period is avoided, and the difficulty of later-period cleaning is reduced;
2. the wool knitting cut pile fabric produced by the raw materials and the fabric post-treatment process can be well compounded with leather, the problem that the compounding difficulty of the wool knitting cut pile fabric and the leather is high is solved, and the hair falling phenomenon of a wool knitting sheared wool imitation leather fabric product is completely solved;
3. the wool knitted cut pile fabric is stably compounded with the leather, so that the hair falling phenomenon of the wool knitted cut pile fabric is avoided on one hand, and the wool knitted cut pile fabric is positioned on the surface layer of the leather, so that the leather can have rich colors, the leather is prevented from being dyed, and the process difficulty is reduced;
4. the invention has simple and easy process and is convenient for actual operation and production.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
In order to make the technical solutions of the present application more clearly understood by those skilled in the art, the technical solutions of the present application will be described in detail below with reference to specific embodiments.
Example 1
A wool knitting cashmere-cutting fur-like fabric and a production process thereof comprise the following steps:
s1: spinning mercerized wool into wool yarns, wherein the yarn count of the mercerized wool is 20s/2, the length of the mercerized wool fiber is not less than 30mm, and the fineness is 60 s;
carrying out warp knitting and cutting or weft knitting and cutting on 50% wool yarns and 50% polyester fiber filaments by a cutting loom to weave wool knitting and cutting fabrics, wherein the yarn count of the used wool yarns is 16s/2, the wool yarns are face yarns, and the polyester fiber filaments are bottom yarns;
dyeing the wool knitted cut pile fabric after finishing spinning, wherein the dyeing treatment is to dye the wool knitted cut pile fabric at the temperature of 80 ℃ by keeping the temperature for 40min, raising the temperature at a low speed and raising the temperature at the speed of 1 ℃/min.
After dyeing is finished, performing after-finishing, wherein the after-finishing sequentially comprises softening treatment, dewatering, tentering and shaping, fluffing, ironing and polishing and shearing;
the softening treatment is to place the wool knitting cut pile fabric in softening liquid at 30 ℃ for 60 min; the softening liquid is composed of one or more of a softening agent, a brightening agent and an antistatic agent.
The dehydration is to dehydrate the fabric by a dehydrator until the water content of the fabric is 40 percent, and then to tenter and shape the fabric by a tentering and shaping machine, wherein the tentering and shaping temperature is 100 ℃, and the time is 10 min.
The raising is to brush the hair for 3 times by a raising machine and then to be scalded and sheared by a scalping and shearing combination machine, wherein the scalping temperature is 220 ℃, and the scalping and shearing are carried out for 3 times. The polishing and shearing are carried out once every fluffing.
S2: compounding the post-finished wool knitted cut pile fabric obtained in the step S1 with leather by using an aqueous polyurethane adhesive, wherein the compounding is carried out by pressing the fabric by using a fur pressing machine, the pressing pressure is 350Mpa, and the running speed of the fabric is 18 m/min; the binder was added in an amount of 15% by weight of the fabric.
Example 2
A production process of wool knitted shorn sheepskin-imitating fabric comprises the following steps:
s1: spinning mercerized wool into wool yarns, wherein the yarn count of the mercerized wool is 40s/2, the length of the mercerized wool fiber is not less than 30mm, and the fineness is 90 s;
carrying out warp knitting and cutting or weft knitting and cutting on 70% of wool yarns and 30% of polyester fiber filaments by a cutting loom to weave wool knitting and cutting fabrics, wherein the yarn count of the used wool yarns is 40s/2, the wool yarns are face yarns, and the polyester fiber filaments are bottom yarns;
dyeing the wool knitted cut pile fabric after finishing spinning, wherein the dyeing treatment is to dye the wool knitted cut pile fabric at the temperature of 90 ℃ by keeping the temperature for 40min, raising the temperature at a low speed and raising the temperature at the speed of 1 ℃/min.
After dyeing is finished, performing after-finishing, wherein the after-finishing sequentially comprises softening treatment, dewatering, tentering and shaping, fluffing, ironing and polishing and shearing;
the softening treatment is to place the wool knitting cut pile fabric in softening liquid at 50 ℃ for 20 min; the softening liquid is composed of one or more of a softening agent, a brightening agent and an antistatic agent.
The dehydration is to dehydrate the fabric by a dehydrator until the water content of the fabric is 70 percent, and then to tenter and shape the fabric by a tentering and shaping machine, wherein the tentering and shaping temperature is 140 ℃, and the time is 5 min.
The raising is to brush hair for 6 times by a raising machine and then to be scalded and sheared by a scalping and shearing combination machine, wherein the scalping temperature is 180 ℃, and the scalping and shearing are carried out for 6 times. The polishing and shearing are carried out once every fluffing.
S2: compounding the post-finished wool knitted cut pile fabric obtained in the step S1 with leather by using an aqueous polyurethane adhesive, wherein the compounding is carried out by pressing the fabric by using a fur pressing machine, the pressing pressure is 450MPa, and the running speed of the fabric is 22 m/min; the binder was added in an amount of 20% by weight of the fabric.
Example 3
A production process of wool knitted shorn sheepskin-imitating fabric comprises the following steps:
s1: spinning mercerized wool into wool yarns, wherein the yarn count of the mercerized wool is 30s/2, the length of the mercerized wool fiber is not less than 30mm, and the fineness is 80 s;
carrying out warp knitting and cutting or weft knitting and cutting on 60% wool yarns and 40% polyester fiber filaments by a cutting loom to weave wool knitting and cutting fabrics, wherein the yarn count of the used wool yarns is 30s/2, the wool yarns are face yarns, and the polyester fiber filaments are bottom yarns;
dyeing the wool knitted cut pile fabric after finishing spinning, wherein the dyeing treatment is to dye the wool knitted cut pile fabric at the temperature of 85 ℃ by keeping the temperature for 40min, raising the temperature at a low speed and raising the temperature at the speed of 1 ℃/min.
After dyeing is finished, performing after-finishing, wherein the after-finishing sequentially comprises softening treatment, dewatering, tentering and shaping, fluffing, ironing and polishing and shearing;
the softening treatment is to place the wool knitting cut pile fabric in softening liquid at 40 ℃ for 40 min; the softening liquid is composed of one or more of a softening agent, a brightening agent and an antistatic agent.
The dehydration is to dehydrate the fabric by a dehydrator until the water content of the fabric is 60 percent, and then to tenter and shape the fabric by a tentering and shaping machine, wherein the tentering and shaping temperature is 120 ℃, and the time is 8 min.
The raising is to brush hair for 4 times by a raising machine and then to be scalded and sheared by a scalping and shearing combination machine, wherein the scalping temperature is 200 ℃, and the scalping and shearing are carried out for 4 times. The polishing and shearing are carried out once every fluffing.
S2: and (3) compounding the wool knitted cut pile fabric subjected to post-finishing in the step (S1) with leather by using an aqueous polyurethane adhesive, wherein the compounding is carried out by pressing through a fur pressing machine, the pressing pressure is 400Mpa, the running speed of the fabric is 20m/min, and the adding amount of the adhesive is 18% of the weight of the fabric.
Example 4
A production process of wool knitted shorn sheepskin-imitating fabric comprises the following steps:
s1: dyeing the mercerized wool, wherein the dyeing treatment is to dye the mercerized wool at the temperature of 85 ℃ by keeping the temperature for 40min, slowly heating up the mercerized wool and heating up the mercerized wool at the speed of 1 ℃/min;
spinning the dyed mercerized wool into wool yarns, wherein the yarn count of the mercerized wool is 30s/2, the length of the mercerized wool fiber is not less than 30mm, and the fineness is 80 s;
carrying out warp knitting and cutting or weft knitting and cutting on 50-70% wool yarns and 40% polyester fiber filaments by a cutting loom to weave wool knitting and cutting fabrics, wherein the yarn count of the wool yarns is 30s/2, the wool yarns are face yarns, and the polyester fiber filaments are bottom yarns;
after the wool knitting cut pile fabric is woven, performing after-finishing, wherein the after-finishing sequentially comprises softening treatment, dewatering, tentering and shaping, fluffing, ironing and polishing and shearing;
the softening treatment is to place the wool knitting cut pile fabric in softening liquid at 40 ℃ for 40 min; the softening liquid is composed of one or more of a softening agent, a brightening agent and an antistatic agent.
The dehydration is to dehydrate the fabric by a dehydrator until the water content of the fabric is 60 percent, and then to tenter and shape the fabric by a tentering and shaping machine, wherein the tentering and shaping temperature is 120 ℃, and the time is 8 min.
The raising is to brush hair for 4 times by a raising machine and then to be scalded and sheared by a scalping and shearing combination machine, wherein the scalping temperature is 200 ℃, and the scalping and shearing are carried out for 4 times. The polishing and shearing are carried out once every fluffing.
S2: and (3) compounding the wool knitted cut pile fabric subjected to post-finishing in the step (S1) with leather by using an aqueous polyurethane adhesive, wherein the compounding is carried out by pressing through a fur pressing machine, the pressing pressure is 400Mpa, the running speed of the fabric is 20m/min, and the adding amount of the adhesive is 18% of the weight of the fabric.
Physical index detection
The wool knitted cashmere-like fur fabric prepared in the above examples 1 to 4 was subjected to physical index detection, the physical index including adhesive strength and tear strength, the adhesive strength test method was measured by ASTM D2724, and the adhesive strength was expressed by strength per unit width; the tearing strength of the fabric is detected by the national standard GB/T3917.1-199 index. The results are shown in the following table:
Figure BDA0002162323090000061
the above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (5)

1. A production process of wool knitted shorn sheepskin-imitating fabric is characterized by comprising the following steps:
s1: spinning the wool yarns and the polyester fiber filaments into wool knitted cut pile fabric, and then carrying out after-treatment; wherein, the content of the wool yarn is 50 percent to 70 percent, and the content of the polyester fiber filament is 30 percent to 50 percent;
the post-finishing comprises softening treatment, dehydration, tentering and setting, fluffing, lustring and shearing; the softening treatment is to place the wool knitting cut pile fabric in softening liquid at 30-50 ℃ for 20-60 min; dewatering is to dewater the fabric by a dewaterer until the water content of the fabric is 40 to 70 percent; tentering and setting for 5-10min at 100-140 deg.C; the fuzzing is carried out 3-6 times by a fuzzing machine, and then ironing and shearing are carried out by an ironing and shearing combination machine, the ironing and shearing temperature is 180-220 ℃, and the ironing, the polishing and the shearing are carried out 3-6 times;
s2: compounding the wool knitted cut pile fabric subjected to post-finishing in the step S1 with leather through an adhesive; the compounding is carried out by pressing through a fur pressing machine, the pressing pressure is 350-450Mpa, and the running speed of the fabric is 18-22 m/min; the amount of binder added is 15-20% by weight of the fabric.
2. The process according to claim 1, wherein the wool yarn in step S1 is produced by spinning mercerized wool, wherein the count of the mercerized wool is 20S/2-40S/2, and the length of the mercerized wool fiber is ≧ 30 mm;
the weaving of the wool knitting cut pile fabric is to carry out warp knitting cut pile or weft knitting cut pile through a cut pile loom.
3. The process of claim 1, wherein the step S1, the step of weaving the wool-knitted cut pile fabric, further comprises dyeing before the mercerized wool is woven into wool yarn, or after the wool-knitted cut pile fabric is woven.
4. The production process according to claim 1, wherein the softening liquid consists of a softening agent, a brightening agent and an antistatic agent.
5. A wool knitted shorn fur-like fabric produced by the production process according to any one of claims 1 to 4.
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