CN117661167A - Rabbit wool blended yarn and preparation method and application thereof - Google Patents

Rabbit wool blended yarn and preparation method and application thereof Download PDF

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Publication number
CN117661167A
CN117661167A CN202211053232.4A CN202211053232A CN117661167A CN 117661167 A CN117661167 A CN 117661167A CN 202211053232 A CN202211053232 A CN 202211053232A CN 117661167 A CN117661167 A CN 117661167A
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China
Prior art keywords
rabbit hair
fiber
rabbit
hair fiber
spinning
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Chinese (zh)
Inventor
徐炳勇
胡星友
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Qingdao Wensen Textile Garment Co ltd
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Qingdao Wensen Textile Garment Co ltd
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Priority to CN202211053232.4A priority Critical patent/CN117661167A/en
Publication of CN117661167A publication Critical patent/CN117661167A/en
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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
    • 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
    • D02G3/44—Yarns or threads characterised by the purpose for which they are designed
    • 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
    • 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
    • D06M11/68—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 phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof
    • D06M11/72—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 phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof with metaphosphoric acids or their salts; with polyphosphoric acids or their salts; with perphosphoric acids or their salts
    • 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
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • 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
    • D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
    • D06M16/003—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic with enzymes or microorganisms
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/02—Natural fibres, other than mineral fibres
    • D06M2101/10—Animal fibres
    • 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
    • D06M2200/35—Abrasion, pilling or fibrillation resistance
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)

Abstract

The invention provides a rabbit hair blended yarn and a preparation method and application thereof, and belongs to the technical field of spinning. The invention carries out oxidation treatment and/or enzyme treatment on the rabbit hair fiber to obtain modified rabbit hair fiber; the enzyme adopted in the enzyme treatment is T.fusca cutinase; carrying out wool combination, oiling and health maintenance on the modified rabbit hair fiber to obtain a health-maintenance rabbit hair fiber; blending at least one of natural fibers and chemical fibers with the health-preserving rabbit hair fibers to obtain rabbit hair blended yarns. The method successfully solves the problem of poor spinnability of the rabbit hair fiber, and improves the skin-friendly property and fuzzing and pilling resistance of the rabbit hair fiber; the modified rabbit hair fiber is used as a raw material and is blended with natural fibers and/or chemical fibers, so that the spinning rabbit hair blended yarn with high count and high quality can be obtained, the spinning rabbit hair blended yarn can be directly used for producing close-fitting fabric, and the close-fitting fabric has the advantages of no hair falling, good fuzzing and pilling resistance, good softness, skin-friendly property and good warmth retention.

Description

Rabbit wool blended yarn and preparation method and application thereof
Technical Field
The invention relates to the technical field of spinning, in particular to a rabbit hair blended yarn and a preparation method and application thereof.
Background
The rabbit hair is fine hair from the root of the rabbit hair, and compared with cashmere, the scale of the rabbit hair is more neat and smooth, and the fabric prepared from the rabbit hair is soft, light and thin and has good luster. In addition, the rabbit hair fiber is a hollow fiber with a porous structure on the surface, has better warmth retention property and moisture absorption and air permeability compared with cashmere, and is a high-quality material for underwear and children clothing.
However, the pure spinning of the rabbit hair has a high difficulty because the strength of the rabbit hair single fiber is low and the surface of the rabbit hair fiber is smooth, which results in insufficient fiber cohesion. In addition, the pure rabbit suede fabric is easy to fuzzing and pilling, and the pure rabbit suede fabric still has certain itching feeling when worn next to the skin.
Disclosure of Invention
The invention aims to provide a rabbit hair blended yarn and a preparation method and application thereof, and the method provided by the invention successfully solves the problem of poor spinnability of rabbit hair fibers, and improves skin-friendly property and fuzzing and pilling resistance of the rabbit hair blended yarn.
In order to achieve the above object, the present invention provides the following technical solutions:
the invention provides a preparation method of rabbit hair blended yarn, which comprises the following steps:
carrying out oxidation treatment and/or enzyme treatment on the rabbit hair fiber to obtain modified rabbit hair fiber; the enzyme adopted in the enzyme treatment is T.fusca cutinase;
carrying out wool combination, oiling and health maintenance on the modified rabbit hair fiber to obtain a health-maintenance rabbit hair fiber;
blending at least one of natural fibers and chemical fibers with the health-preserving rabbit hair fibers to obtain rabbit hair blended yarns.
Preferably, the t.fusca cutinase is according to a bath ratio of 1: (40-60) dissolving in water to obtain a T.fusca cutinase solution; the dosage of the T.fusca cutinase solution is 6-10 mL/g based on the mass of the rabbit hair fiber during the enzyme treatment.
Preferably, the temperature of the enzyme treatment is 45-75 ℃ and the time is 3-6 h; the enzyme treatment is carried out at a pH of 7.5 to 9.
Preferably, the blending includes a carding-drawing process, a roving process, and a spinning process, which are sequentially performed.
Preferably, the conditions of the roving process include: the total draft multiple is 8-12, and the weight of the lower machine bar is 2-3 g/m.
Preferably, the spinning mode of the spinning process is siro compact spinning.
Preferably, the spinning process conditions include: the total draft is 15-20 times, the twist coefficient is 100-350T/m, and the vehicle speed is 2000-4000 r/min.
The invention provides the rabbit hair blended yarn prepared by the preparation method.
Preferably, the specification of the rabbit hair blended yarn is 30-60 inches.
The invention provides application of the rabbit hair blended yarn in preparation of close-fitting fabric.
The invention provides a preparation method of rabbit hair blended yarn, which comprises the following steps: carrying out oxidation treatment and/or enzyme treatment on the rabbit hair fiber to obtain modified rabbit hair fiber; the enzyme adopted in the enzyme treatment is T.fusca cutinase; carrying out wool combination, oiling and health maintenance on the modified rabbit hair fiber to obtain a health-maintenance rabbit hair fiber; blending at least one of natural fibers and chemical fibers with the health-preserving rabbit hair fibers to obtain rabbit hair blended yarns. The invention successfully solves the problem of poor spinnability of the rabbit hair fiber caused by small surface friction coefficient, poor fiber cohesion and low strength by carrying out oxidation treatment and/or enzyme treatment on the rabbit hair fiber, and improves the skin affinity and fuzzing and pilling resistance of the rabbit hair fiber; the modified rabbit hair fiber is used as a raw material and is blended with natural fiber and/or chemical fiber, so that the spinning rabbit hair blended yarn with high count and high quality can be obtained, and the yarn has stable structure, less hairiness and uniform evenness; the finished yarn has good mechanical properties, meets the weaving requirements of weaving and knitting, can be directly used for producing close-fitting fabrics, and has the advantages of no hair loss, good fuzzing and pilling resistance, good softness, skin-friendly property and good warmth retention.
Detailed Description
The invention provides a preparation method of rabbit hair blended yarn, which comprises the following steps:
carrying out oxidation treatment and/or enzyme treatment on the rabbit hair fiber to obtain modified rabbit hair fiber; the enzyme adopted in the enzyme treatment is T.fusca cutinase;
carrying out wool combination, oiling and health maintenance on the modified rabbit hair fiber to obtain a health-maintenance rabbit hair fiber;
blending at least one of natural fibers and chemical fibers with the health-preserving rabbit hair fibers to obtain rabbit hair blended yarns.
In the present invention, the raw materials used are commercially available products well known to those skilled in the art unless specified otherwise.
The invention carries out oxidation treatment and/or enzyme treatment on the rabbit hair fiber to obtain the modified rabbit hair fiber. In the present invention, the length of the rabbit hair fiber is preferably 32 to 50mm, more preferably 33 to 45mm, and even more preferably 38 to 42mm; the fineness is preferably 7 to 14. Mu.m, more preferably 7 to 12. Mu.m. In the present invention, the rabbit hair fiber is preferably washed and dried sequentially before use. In the invention, the reagent adopted in the cleaning is preferably water, the dosage of the water is not particularly limited, and the rabbit hair fiber can be fully cleaned; the temperature of the washing is preferably 45-55 ℃, more preferably 50 ℃; the washing time is preferably 30 to 60 minutes, more preferably 45 minutes. The drying method is not particularly limited, and the washed rabbit hair fiber can be sufficiently dried.
The invention can oxidize the rabbit hair fiber, enzyme treat the rabbit hair fiber, and oxidize the rabbit hair fiber and enzyme treat the rabbit hair fiber in sequence, thereby obtaining the modified rabbit hair fiber. The oxidation treatment and the enzyme treatment are described in detail below.
In the invention, the reagent adopted in the oxidation treatment preferably comprises hydrogen peroxide, sodium pyrophosphate and sodium oxalate; the concentration of the hydrogen peroxide is preferably 20-40 wt%, more preferably 30wt%; the dosage ratio of the hydrogen peroxide to the sodium pyrophosphate to the sodium oxalate is preferably (20-40) mL: (6-9) g: (2-4) g, more preferably (25-30) mL: (6.5-7.2) g: (2.5-3.2) g. The invention preferably uses the rabbit wool fiber according to a bath ratio of 1: (40-60) dispersing in water, and then mixing the obtained rabbit hair fiber aqueous dispersion with a reagent required by oxidation treatment to perform oxidation treatment. In the present invention, the bath ratio is preferably 1:50; the addition volume of the hydrogen peroxide is preferably 20-40 mL/L, more preferably 25-30 mL/L, based on the volume of the rabbit hair fiber water dispersion liquid. In the present invention, the oxidation treatment is preferably performed at a pH of 7 to 8, more preferably 7.5; the temperature of the oxidation treatment is preferably 60 to 75 ℃, more preferably 65 to 70 ℃; the time of the oxidation treatment is preferably 1 to 2 hours, more preferably 1.5 hours; the oxidation treatment is preferably carried out under stirring. According to the invention, impurities on the surface of the rabbit hair fiber can be further removed through oxidation treatment, and the color of the rabbit hair fiber is more white; the oxidation treatment is preferably carried out under the conditions, so that grease and impurities on the surface of the rabbit hair can be removed, the spinnability of the rabbit hair is improved, and meanwhile, the skin affinity and fuzzing and pilling resistance of the rabbit hair fiber are improved.
In the present invention, the enzyme used for the enzyme treatment is T.fusca cutinase. In the present invention, it is preferable that the T.fusca cutinase is dissolved in water at a bath ratio of 1 (40 to 60) to obtain a T.fusca cutinase solution, and then the T.fusca cutinase solution is mixed with rabbit hair fibers to perform an enzyme treatment. In the present invention, the bath ratio is preferably 1:50; the amount of the T.fusca cutinase solution used in the enzyme treatment is preferably 6 to 10mL/g, more preferably 7 to 8mL/g, based on the mass of the rabbit hair fiber. In the present invention, the enzyme treatment is preferably performed at a pH of 7.5 to 9, more preferably 8 to 8.5; the temperature of the enzyme treatment is preferably 60 to 75 ℃, more preferably 60 to 65 ℃; the time is preferably 3 to 6 hours, more preferably 4 to 5 hours; the enzyme treatment is preferably carried out under stirring. According to the invention, the T.fusca cutinase is adopted to carry out enzyme treatment on the rabbit hair fiber, so that the surface curling degree of the rabbit hair fiber can be increased, and the spinnability of the rabbit hair fiber is improved; the enzyme treatment is preferably carried out under the conditions, so that the curling rate of the rabbit hair can be increased, and the binding force of the rabbit hair fiber in the spinning process can be improved, and the spinning quality can be improved.
Preferably, the present invention further comprises washing and drying performed sequentially after the oxidation treatment and/or the enzyme treatment; the washing is preferably an alternating hot and cold water rinse; the temperature of the hot water is preferably 50 to 70 ℃, more preferably 55 to 60 ℃; the temperature of the cold water is preferably 20-40 ℃, more preferably 25-30 ℃; the number of times of flushing is preferably 5 to 10 times, more preferably 6 to 8 times. The invention adopts the alternate flushing effect of hot water and cold water to further increase the curling degree of the rabbit hair. The drying method is not particularly limited, and the washed material can be sufficiently dried.
In the invention, when the rabbit hair fiber is subjected to oxidation treatment and enzyme treatment in sequence, the rabbit hair fiber obtained after the oxidation treatment is directly subjected to the enzyme treatment without any other treatment. The invention preferably carries out oxidation treatment on the rabbit hair fiber to facilitate removing impurities on the surface of the rabbit hair fiber, and then carries out enzyme treatment to ensure good treatment effect, improve poor spinnability of the rabbit hair fiber and improve skin-friendly property and anti-pilling property of the rabbit hair fiber.
After the modified rabbit hair fiber is obtained, the modified rabbit hair fiber is subjected to wool combination, oiling and health maintenance to obtain the health maintenance rabbit hair fiber. In the invention, the agent for wool blending, oiling and health preserving preferably comprises wool blending oil and an antistatic agent; the mass ratio of the sum crude oil to the antistatic agent is preferably 1: (6 to 10), more preferably 1: (7-8). The invention preferably sprays the mixed crude oil and antistatic agent on the surface of the modified rabbit hair fiber for wool combination, oiling and health maintenance; the total spraying amount of the sum crude oil and the antistatic agent is preferably 5-15 mL/kg, more preferably 10mL/kg based on the mass of the modified rabbit hair fiber; the temperature of the wool-combining oiling and curing is preferably selected according to seasons, the temperature of the wool-combining oiling and curing is preferably 20-27 ℃ in spring, autumn and winter, and the temperature of the wool-combining oiling and curing is preferably 26-33 ℃ in summer; the oiling and health preserving time of the combined wool is preferably 24-48 hours, more preferably 24-30 hours; the moisture regain of the machine is preferably 24%. The invention preferably carries out wool combination, oiling and health maintenance under the conditions, can increase the smoothness of the surfaces of the rabbit hair fibers, effectively inhibit static electricity, is favorable for eliminating static electricity in the spinning process and improves the spinnability of the rabbit hair fibers.
After the health-preserving rabbit hair fiber is obtained, at least one of the natural fiber and the chemical fiber is blended with the health-preserving rabbit hair fiber to obtain the rabbit hair blended yarn. In the present invention, the natural fiber is preferably at least one of cotton, wool, silk and viscose; the fineness of the natural fibers is preferably 12 to 20 μm. In the invention, the chemical fiber is preferably at least one of acrylic fiber, polyester fiber, spandex fiber, chinlon fiber and chitosan fiber, and the acrylic fiber is preferably double-resistant acrylic fiber; the fineness of the chemical fiber is preferably 8 to 15 μm. In the invention, when the health-preserving rabbit hair fiber and the natural fiber are blended, the mass ratio of the health-preserving rabbit hair fiber to the natural fiber is preferably (5-50): (50 to 95), more preferably (8 to 10): (90-92); when the health-preserving rabbit hair fiber and the chemical fiber are blended, the mass ratio of the health-preserving rabbit hair fiber to the chemical fiber is preferably (5-50): (50 to 95), more preferably (8 to 15): (85-92); when the health-preserving rabbit hair fiber, the natural fiber and the chemical fiber are blended, the mass ratio of the health-preserving rabbit hair fiber, the natural fiber and the chemical fiber is preferably (5-50): (10-95): (10 to 95), more preferably 10: (30-40): (50-60).
In the present invention, the blending preferably includes a carding-drawing process, a roving process, and a spinning process, which are sequentially performed. The respective steps are described in detail below.
In the present invention, the carding-drawing process preferably includes: at least one of natural fibers and chemical fibers and the health-preserving rabbit hair fibers are layered after being mixed, and the mixture is carded for 1-2 times to prepare strips; and then 3 strips are fed into a drawing frame for drawing, 6-8 times of drawing are performed, and the final strip discharging weight is controlled to be 10-12 g/m. In the invention, the carding preferably comprises preliminary carding and 4 needle combs which are sequentially carried out, in particular to prepare slivers after the preliminary carding, then 3 slivers are fed into a gilling machine for 4 needle combs each time, the draft multiples of each needle comb are 3.3, 3.6 and 3.6, the draft gauges are 38, 36 and 34 respectively, and the final lower sliver weight is controlled to be 10-12 g/m.
In the present invention, the conditions of the roving process preferably include: the total draft is preferably 8 to 12, more preferably 10 to 12; the lower strand weight is preferably 2 to 3g/m, more preferably 2.5g/m. In the present invention, the roving process preferably includes: and feeding the slivers obtained after the carding-drawing process into a roving frame in a mode of 3 slivers and 6 slivers respectively, drawing for 2 times, setting the total draft multiple to be 8-12, and controlling the weight of the lower sliver to be 2-3 g/m.
In the present invention, the spinning method in the spinning step is preferably siro compact spinning. The invention adopts siro compact spinning, which has the advantages of good yarn evenness, less hairiness, short and tight fiber package and high yarn strength. In the present invention, the conditions of the spinning step preferably include: the total draft is preferably 15 to 20, more preferably 16 to 19, still more preferably 17 to 18; the twist factor is preferably 100 to 350T/m, more preferably 300 to 320T/m; the vehicle speed is preferably 2000 to 4000r/min, more preferably 3000 to 3500r/min. In the present invention, the spinning step preferably includes: feeding the rough yarn obtained in the rough yarn working procedure into a spinning frame, setting the total draft multiple to be 45-55, the twist coefficient to be 100-350T/m and the vehicle speed to be 2000-4000 r/min.
The invention provides the rabbit hair blended yarn prepared by the preparation method. In the invention, the specification of the rabbit hair blended yarn is preferably 30-60 inches (S), more preferably 40-50 inches.
The invention provides application of the rabbit hair blended yarn in preparation of close-fitting fabric. In the present invention, the product produced using the body-facing material preferably includes underwear, underpants, socks, or sheets.
The technical solutions of the present invention will be clearly and completely described in the following in connection with the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The 50S rabbit wool fiber-modal fiber-acrylic fiber blended yarn is prepared by the following steps:
cleaning: putting rabbit wool fibers (with the length of 35-42 mm and the fineness of 10-12 mu m) into a cleaning reaction kettle, adding enough clean water, stirring and cleaning for 45min at 50 ℃, and then washing and drying;
oxidation treatment and enzyme treatment: adding the dried rabbit hair fibers into an oxidation reaction kettle, adding clear water according to the proportion of a bath ratio of 1:50, and adding 25mL/L of commercial hydrogen peroxide, 6.8g/L of sodium pyrophosphate and 3.2g/L of sodium oxalate with the concentration of 30wt% based on the volume of the obtained rabbit hair fiber dispersion liquid, wherein the pH value of the system is 7.5, and stirring for 1.5h at 65 ℃ for oxidation treatment; dissolving T.fusca cutinase in water according to a bath ratio of 1:50 to obtain a T.fusca cutinase solution, adding 8mL/g of the T.fusca cutinase solution into the oxidized rabbit hair fibers based on the mass of the rabbit hair fibers, wherein the pH value of the system is 8, and continuously stirring for 5 hours at 60 ℃ to perform enzyme treatment; then, alternately flushing with hot water at 55 ℃ and cold water at 30 ℃ for 8 times, and drying to obtain modified rabbit hair fibers;
and Mao Jiayou, health preserving: uniformly mixing the sum crude oil and the antistatic agent according to the mass ratio of 1:8, uniformly spraying the mixture onto the surface of the modified rabbit hair fiber, taking the mass of the modified rabbit hair fiber as a reference, wherein the total spraying amount of the sum crude oil and the antistatic agent is 10mL/kg, and then carrying out wool mixing, oiling and curing for 24 hours at 26 ℃ to obtain the cured rabbit hair fiber, wherein the on-machine moisture regain is 24%;
carding-drawing process: mixing the health-preserving rabbit hair fiber, the superfine modal fiber and the double acrylic fiber according to the proportion of the wet weight ratio of 8:25:63, carding for preparing slivers through a primary channel, then feeding 3 slivers into a gilling machine for 4 times, wherein the drafting multiple of each gilling is respectively 3.3, 3.6, and the drafting gauge is respectively 38, 36 and 34, then feeding 3 slivers into a drawing frame for drawing, drawing for 6 times, and controlling the final lower machine sliver weight to be 10g/m, thus obtaining the multi-component fiber sliver;
roving process: feeding the multicomponent fiber slivers into a roving frame in a mode of 3 slivers and 6 slivers respectively, drawing for 2 times, wherein the relative humidity of a workshop is 68%, the total draft multiple is 10, the wet weight of the roving is 36g/10m, and the final sliver feeding weight is controlled to be 2g/m;
spinning: the relative humidity of a workshop is 68%, a spinning process of siro compact spinning is adopted, the roving obtained in the roving process is fed into a spinning frame, and the twist coefficient is set to be 350T/m; the total draft multiple is 18, the speed is 3000r/min, and the 50S rabbit wool fiber-Modal fiber-acrylic fiber blended yarn is finally obtained.
Example 2
The preparation method of the 60S rabbit hair fiber-chitosan fiber-modal fiber blended yarn comprises the following steps:
cleaning: putting rabbit wool fibers (with the length of 38-42 mm and the fineness of 7-10 mu m) into a cleaning reaction kettle, adding enough clean water, stirring and cleaning for 45min at 50 ℃, and then washing and drying;
oxidation treatment and enzyme treatment: adding the dried rabbit hair fibers into an oxidation reaction kettle, adding clear water according to the ratio of bath ratio of 1:50, and adding 20mL/L of commercial hydrogen peroxide, 6.5g/L of sodium pyrophosphate and 2.5g/L of sodium oxalate with the concentration of 30wt% based on the volume of the obtained rabbit hair fiber dispersion liquid, wherein the pH value of the system is 7.5, and stirring for 1h at 60 ℃ for oxidation treatment; dissolving T.fusca cutinase in water according to a bath ratio of 1:50 to obtain a T.fusca cutinase solution, adding 6mL/g of the T.fusca cutinase solution into the oxidized rabbit wool fibers based on the mass of the rabbit wool fibers, wherein the pH value of the system is 8, and continuously stirring for 5 hours at 60 ℃ for enzyme treatment; then alternately flushing with hot water at 55 ℃ and cold water at 30 ℃ for 6 times, and drying to obtain modified rabbit hair fibers;
and Mao Jiayou, health preserving: uniformly mixing the sum crude oil and the antistatic agent according to the mass ratio of 1:8, uniformly spraying the mixture onto the surface of the modified rabbit hair fiber, taking the mass of the modified rabbit hair fiber as a reference, wherein the total spraying amount of the sum crude oil and the antistatic agent is 10mL/kg, and then carrying out wool mixing, oiling and curing for 48 hours at 26 ℃ to obtain the cured rabbit hair fiber, wherein the on-machine moisture regain is 24%;
carding-drawing process: mixing the health-preserving rabbit hair fiber, the chitosan short fiber and the superfine modal fiber according to the proportion of the wet weight ratio of 15:35:50, preparing slivers after primary carding, sequentially carrying out 4 times of gilling by feeding 3 slivers into a gilling machine each time, wherein the drafting multiple of each time of gilling is respectively 3.3, 3.6 and 3.6, the drafting gauge is respectively 38, 36 and 34, and then carrying out drawing by feeding 3 slivers into a drawing frame each time, carrying out drawing for 6 times, and controlling the final lower sliver weight to be 10g/m to obtain the multi-component fiber sliver;
roving process: feeding the multicomponent fiber slivers into a roving frame in a mode of 3 slivers and 6 slivers respectively, drawing for 2 times, wherein the relative humidity of a workshop is 68%, the total draft multiple is 12, the wet weight of the roving is 35g/10m, and the final sliver feeding weight is controlled to be 2g/m;
spinning: the relative humidity of a workshop is 68%, a spinning process of siro compact spinning is adopted, the roving obtained in the roving process is fed into a spinning frame, and the twist coefficient is set to be 320T/m; the total draft multiple is 20, the speed is 3500r/min, and finally the 60S rabbit wool fiber-chitosan fiber-Modal fiber blended yarn is obtained.
Example 3
The 40S rabbit wool fiber-pure cotton fiber-Modal fiber blended yarn is prepared by the following steps:
cleaning: putting rabbit wool fibers (with the length of 32-45 mm and the fineness of 12-14 mu m) into a cleaning reaction kettle, adding enough clean water, stirring and cleaning for 45min at 55 ℃, and then washing and drying;
oxidation treatment and enzyme treatment: adding the dried rabbit hair fibers into an oxidation reaction kettle, adding clear water according to the ratio of bath ratio of 1:50, and adding 25mL/L of commercial hydrogen peroxide, 7.2g/L of sodium pyrophosphate and 2.8g/L of sodium oxalate with the concentration of 30wt% based on the volume of the obtained rabbit hair fiber dispersion liquid, wherein the pH value of the system is 7.5, and stirring for 1h at 65 ℃ for oxidation treatment; dissolving T.fusca cutinase in water according to a bath ratio of 1:50 to obtain a T.fusca cutinase solution, adding 8mL/g of the T.fusca cutinase solution into the oxidized rabbit hair fibers based on the mass of the rabbit hair fibers, wherein the pH value of the system is 8, and continuously stirring for 5 hours at 60 ℃ to perform enzyme treatment; then, alternately flushing with hot water at 55 ℃ and cold water at 30 ℃ for 8 times, and drying to obtain modified rabbit hair fibers;
and Mao Jiayou, health preserving: uniformly mixing the sum crude oil and the antistatic agent according to the mass ratio of 1:8, uniformly spraying the mixture onto the surface of the modified rabbit hair fiber, taking the mass of the modified rabbit hair fiber as a reference, wherein the total spraying amount of the sum crude oil and the antistatic agent is 12mL/kg, and then carrying out wool mixing, oiling and curing for 48 hours at 26 ℃ to obtain the cured rabbit hair fiber, wherein the on-machine moisture regain is 24%;
carding-drawing process: mixing the health-preserving rabbit hair fiber and the superfine modal fiber according to the proportion of 10:40 of wet weight ratio, and preparing the rabbit hair-modal sliver after primary carding; after opening and cotton blending, raw cotton is subjected to 1-pass carding and 1-pass combing to prepare combed cotton sliver, then the combed cotton sliver is mixed with rabbit wool-modal sliver according to the mass ratio of 1:1, the raw cotton sliver is prepared into sliver after preliminary carding, then the sliver is fed into a gilling machine for 4 times in sequence, the drafting multiples of the gilling are respectively 3.3, 3.6 and 3.6, the drafting gauge is respectively 38, 36 and 34, and then the sliver is fed into a drawing frame for drawing for 6 times, and the final lower sliver weight is controlled to be 12g/m, so that the multi-component fiber cotton sliver of rabbit wool fibers, modal fibers and combed cotton fibers with the mass ratio of 10:40:50 is obtained;
roving process: feeding the multicomponent fiber cotton sliver into a roving frame in a mode of 3 strips and 6 strips respectively, drawing for 2 times, wherein the relative humidity of a workshop is 68%, the total draft multiple is 10, the wet weight of the roving is 40g/10m, and the final lower machine sliver weight is controlled to be 2.3g/m;
spinning: the relative humidity of a workshop is 68%, a spinning process of siro compact spinning is adopted, the roving obtained in the roving process is fed into a spinning frame, and the twist coefficient is set to be 350T/m; the total draft multiple is 15, the speed is 3500r/min, and finally 40S rabbit wool fiber-pure cotton fiber-Modal fiber blended yarn is obtained.
Performance testing
Performance tests were performed on the rabbit hair blended yarns prepared in the examples, and are specifically shown in table 1.
Table 1 results of Performance test of the Rabbit wool blended yarn prepared in examples
As shown in Table 1, the rabbit hair blended yarn obtained by the method has good evenness and stable yarn strength, and can meet the requirements of various weaving processes.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (10)

1. The preparation method of the rabbit hair blended yarn comprises the following steps:
carrying out oxidation treatment and/or enzyme treatment on the rabbit hair fiber to obtain modified rabbit hair fiber; the enzyme adopted in the enzyme treatment is T.fusca cutinase;
carrying out wool combination, oiling and health maintenance on the modified rabbit hair fiber to obtain a health-maintenance rabbit hair fiber;
blending at least one of natural fibers and chemical fibers with the health-preserving rabbit hair fibers to obtain rabbit hair blended yarns.
2. The method according to claim 1, wherein the t.fusca cutinase has a bath ratio of 1: (40-60) dissolving in water to obtain a T.fusca cutinase solution; the dosage of the T.fusca cutinase solution is 6-10 mL/g based on the mass of the rabbit hair fiber during the enzyme treatment.
3. The method according to claim 1 or 2, wherein the enzyme treatment is carried out at a temperature of 45 to 75 ℃ for a period of 3 to 6 hours; the enzyme treatment is carried out at a pH of 7.5 to 9.
4. The method of claim 1, wherein the blending includes a carding-drawing process, a roving process, and a spinning process, which are sequentially performed.
5. The method of claim 4, wherein the roving process conditions include: the total draft multiple is 8-12, and the weight of the lower machine bar is 2-3 g/m.
6. The method according to claim 4, wherein the spinning mode of the spinning step is siro compact spinning.
7. The method according to claim 6, wherein the conditions of the spinning step include: the total draft multiple is 15-20, the twist coefficient is 100-350T/m, and the vehicle speed is 2000-4000 r/min.
8. The rabbit hair blended yarn prepared by the preparation method of any one of claims 1 to 7.
9. The rabbit hair blended yarn of claim 8, wherein said rabbit hair blended yarn has a gauge of 30-60 inches.
10. Use of the rabbit hair blended yarn according to claim 8 or 9 for preparing a body facing material.
CN202211053232.4A 2022-08-31 2022-08-31 Rabbit wool blended yarn and preparation method and application thereof Pending CN117661167A (en)

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