CN115418765A - Anti-cutting blended yarn and preparation method and application thereof - Google Patents
Anti-cutting blended yarn and preparation method and application thereof Download PDFInfo
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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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- 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
- D06M11/07—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 halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof
- D06M11/11—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 halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof with halogen acids or salts thereof
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- 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
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- 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
- D06M13/192—Polycarboxylic acids; Anhydrides, halides or salts thereof
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- 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
- D06M13/322—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 nitrogen
- D06M13/402—Amides imides, sulfamic acids
- D06M13/41—Amides derived from unsaturated carboxylic acids, e.g. acrylamide
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- 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
- D06M13/322—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 nitrogen
- D06M13/46—Compounds containing quaternary nitrogen atoms
- D06M13/463—Compounds containing quaternary nitrogen atoms derived from monoamines
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- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
- D06M15/03—Polysaccharides or derivatives thereof
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- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
- D06M15/03—Polysaccharides or derivatives thereof
- D06M15/13—Alginic acid or derivatives thereof
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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
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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
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
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- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/40—Fibres of carbon
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- 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
- D10B2101/00—Inorganic fibres
- D10B2101/10—Inorganic fibres based on non-oxides other than metals
- D10B2101/12—Carbon; Pitch
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- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
- D10B2321/021—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polyethylene
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Abstract
The invention discloses a preparation method of anti-cutting blended yarn, which comprises the following steps: the method comprises the following steps: selecting fibers: selecting 1-5 parts of carbon fiber, 5-9 parts of alginic acid fiber, 1-5 parts of mint fiber and 15-25 parts of polyethylene fiber; step two: the carbon fiber, the alginic acid fiber and the mint fiber are respectively sent into 2-3 times of improved finishing agent in sequence for cooking treatment. According to the invention, through special raw material selection and raw material proportion, the prepared yarn matrix has strong anti-cutting performance, meanwhile, after the raw materials are subjected to improvement treatment, the softness, elasticity and breaking performance are enhanced, in the modification, carbon fibers, alginic acid fibers and mint fibers are subjected to cooking treatment by using an improved finishing agent, polyethylene fibers are treated by using an interface regulator, the improved finishing agent is prepared by matching hydrochloric acid solution and sodium alginate aqueous solution, adding chitosan and erucamide, and simultaneously, after the matching improvement of carbon nano-liquid, the flexibility of the matrix can be enhanced.
Description
Technical Field
The invention relates to the technical field of blended yarns, in particular to an anti-cutting blended yarn and a preparation method and application thereof.
Background
The blended yarn is a single yarn formed by blending more than two different types of fibers; the blended yarn production process mainly comprises the working procedures of raw material opening, blowing, cotton carding, drawing, roving, spun yarn, spooling and the like, the blended yarn has the advantages of both the terylene style and the cotton fabric, such as polyester cotton cloth and polyester wool gabardine and the like, the blended yarn is divided into wool-viscose blended yarn, rabbit hair blend, TR fabric, high-density NC fabric, 3M waterproof friction fabric, tencel fabric and the like, and the purpose of blending is to reduce the cost of wool textile fabrics and the style of wool textile fabrics is not reduced due to the mixing of viscose fibers.
The invention provides an improved anti-cutting blended yarn based on the facts that the anti-cutting performance of a product is improved by adding metal fibers and inorganic fiber raw materials in a matched mode, and the softness and the breaking performance of the product are reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an anti-cutting blended yarn, a preparation method and an application thereof, so as to solve the problems in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the invention provides a preparation method of anti-cutting blended yarns, which comprises the following steps:
the method comprises the following steps: selecting fibers: selecting 1-5 parts of carbon fibers, 5-9 parts of alginic acid fibers, 1-5 parts of mint fibers and 15-25 parts of polyethylene fibers;
step two: sequentially and respectively feeding carbon fiber, alginic acid fiber and peppermint fiber into 2-3 times of improved finishing agent for steaming and boiling for 25-35min at 85-95 deg.C, washing with water, and drying;
step three: sending the polyethylene fiber into 2-3 times of interface regulator for ultrasonic dispersion treatment for 10-20min, wherein the ultrasonic power is 550-650W, and washing and drying after the ultrasonic treatment is finished;
step four: preparing a first fiber body, a second fiber body and a third fiber body, then arranging, drawing through three times, and then carrying out spinning process by adopting roving of a roving frame and a spinning frame to obtain the anti-cutting blended yarn, wherein the roving twist coefficient is 65-75, the number is 450-470tex, the spinning twist coefficient is 320-330, and the number is 20-25tex.
The inventor of the invention finds that the carbon fiber is replaced by the steel fiber, the cutting force performance is enhanced, but the breaking strength and the resilience performance are reduced, meanwhile, the alginic acid fiber is not added, the cutting force and the flexibility performance of the product are reduced, in addition, the fiber raw materials are selected and mixed differently, the strength performance of the product is improved, but the selection effect is obvious unlike the selection effect of the proportion of the carbon fiber, the alginic acid fiber, the mint fiber and the polyethylene fiber adopted by the invention.
Preferably, the preparation method of the improved finishing agent is as follows:
s1: adding 1-5 parts of hydrochloric acid solution into 10-15 parts of sodium alginate aqueous solution with the mass fraction of 5%, and stirring and fully dispersing to obtain an improved solution;
s2: and adding 1-5 parts of chitosan into 10-20 parts of the improved liquid, then adding 1-4 parts of erucamide and 1-2 parts of carbon nanotube liquid, and continuously stirring and fully mixing to obtain the improved finishing agent.
Preferably, the mass fraction of the hydrochloric acid solution is 5-10%.
Preferably, the preparation method of the carbon nanotube liquid comprises the steps of feeding the carbon nanotubes into a grinding machine for grinding, sieving by 50-100 meshes, adding the carbon nanotubes into 10% of lanthanum chloride rare earth liquid according to the weight ratio of 1:3, adding 15-25% of silane coupling agent in the total amount of the carbon nanotubes, performing ultrasonic dispersion with the dispersion power of 150-250W and the ultrasonic time of 20-30min, and finishing the dispersion to obtain the carbon nanotube liquid.
Preferably, the silane coupling agent is a silane coupling agent KH570.
Preferably, the preparation method of the interface regulator comprises the following steps: adding 5-10 parts of tetra-n-propyl zirconate into 15-25 parts of ethanol solvent, then adding 1-5 parts of sodium oxalate and 0.5-0.7 part of dodecyl dimethyl betaine, and continuously stirring and fully mixing to obtain the interface regulator.
The inventors of the present invention found that without treatment with an improved finish, the elastic recovery, breaking strength of the product decreased, but the cutting force improved;
the carbon nanotube liquid is added in the preparation of the improved finishing agent, so that the strength, toughness and other properties of the product can be improved, and meanwhile, the preparation of the improved finishing agent is unique and has no obvious improvement effect compared with the preparation of the modified finishing agent;
according to the invention, an interface regulator is not adopted and the silane coupling agent KH560 is adopted for replacement, so that the performance of the product is deteriorated.
Preferably, the specific preparation method of the first fiber body, the second fiber body and the third fiber body is as follows: mixing 1/4 of polyethylene fiber with carbon fiber, mixing 1/2 of polyethylene fiber with alginic acid fiber, mixing 1/4 of polyethylene fiber with mint fiber, and then performing blowing and carding processes by using a cotton cleaner and a carding machine respectively to obtain a first fiber body, a second fiber body and a third fiber body.
Preferably, the three-pass drawing adopts head and 5-6, two-pass drawing and end-of-line drawing and 6-7 raw feeding, the gauge is 50-55mm at the front region and 55-60mm at the back region, the draft multiple of the head and back region is 1.30-1.50 times, the draft multiple of the two-pass drawing and end-of-line drawing and the back region is 1.1-1.3 times, and the drawing speed is 310-320m/min;
the invention also provides a preparation method of the anti-cutting blended yarn.
The invention also provides application of the blended yarn in fabrics, clothes, gloves, socks and leather bags.
Compared with the prior art, the invention has the following beneficial effects:
the anti-cutting blended yarn disclosed by the invention is prepared by mixing 1/4 of polyethylene fiber with carbon fiber, mixing 1/2 of polyethylene fiber with alginic acid fiber, mixing 1/4 of polyethylene fiber with mint fiber, and performing special raw material selection and raw material proportion, so that the prepared yarn matrix is high in anti-cutting performance, meanwhile, after the raw materials are subjected to improvement treatment, the softness, elasticity and breaking performance are enhanced, during modification, the carbon fiber, the alginic acid fiber and the mint fiber are subjected to digestion treatment by an improved finishing agent, the polyethylene fiber is treated by an interface regulator, the improved finishing agent is matched by a hydrochloric acid solution and a sodium alginate aqueous solution, chitosan and erucamide are added for blending, and after the carbon nano-liquid is matched and improved, the flexibility of the matrix can be enhanced, meanwhile, the polyethylene fiber treated by the interface regulator is higher in effect among raw material blending, and the overall product performance is improved.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The preparation method of the cut-preventing blended yarn comprises the following steps:
the method comprises the following steps: selecting fibers: selecting 1-5 parts of carbon fiber, 5-9 parts of alginic acid fiber, 1-5 parts of mint fiber and 15-25 parts of polyethylene fiber;
step two: sequentially and respectively feeding carbon fiber, alginic acid fiber and herba Menthae fiber into 2-3 times of improved finishing agent, steaming for 25-35min at 85-95 deg.C, washing with water, and drying;
step three: sending the polyethylene fiber into 2-3 times of interface regulator for ultrasonic dispersion treatment for 10-20min, wherein the ultrasonic power is 550-650W, and washing and drying after the ultrasonic treatment is finished;
step four: preparing a first fiber body, a second fiber body and a third fiber body, then arranging and drawing the fibers in three passes, and then carrying out spinning procedures by adopting roving frames and spinning frames of roving frames to obtain the anti-cutting blended yarn, wherein the roving twist factor is 65-75, the number is 450-470tex, the spinning twist factor is 320-330, and the number is 20-25tex.
The preparation method of the improved finishing agent of the embodiment comprises the following steps:
s1: adding 1-5 parts of hydrochloric acid solution into 10-15 parts of sodium alginate aqueous solution with the mass fraction of 5%, and stirring and fully dispersing to obtain an improved solution;
s2: and adding 1-5 parts of chitosan into 10-20 parts of the improved liquid, then adding 1-4 parts of erucamide and 1-2 parts of carbon nanotube liquid, and continuously stirring and fully mixing to obtain the improved finishing agent.
The mass fraction of the hydrochloric acid solution in this example is 5-10%.
The preparation method of the carbon nanotube liquid of the embodiment includes the steps of feeding the carbon nanotube into a grinder to grind the carbon nanotube, sieving the carbon nanotube with 50-100 meshes, adding the carbon nanotube into lanthanum chloride rare earth liquid with the mass fraction of 10% according to the weight ratio of 1:3, adding silane coupling agent with the total amount of 15-25% of the carbon nanotube, and performing ultrasonic dispersion with the dispersion power of 150-250W and the ultrasonic time of 20-30min, so as to obtain the carbon nanotube liquid after the dispersion is finished.
The silane coupling agent of this example was a silane coupling agent KH570.
The preparation method of the interface modifier in the embodiment comprises the following steps: adding 5-10 parts of tetra-n-propyl zirconate into 15-25 parts of ethanol solvent, then adding 1-5 parts of sodium oxalate and 0.5-0.7 part of dodecyl dimethyl betaine, and continuously stirring and fully mixing to obtain the interface regulator.
The specific preparation method of the first fibrous body, the second fibrous body and the third fibrous body in this embodiment is as follows: mixing 1/4 of polyethylene fiber with carbon fiber, mixing 1/2 of polyethylene fiber with alginic acid fiber, mixing 1/4 of polyethylene fiber with mint fiber, and then performing blowing and carding processes by using a cotton cleaner and a carding machine respectively to obtain a first fiber body, a second fiber body and a third fiber body.
In the third drawing of the embodiment, 5-6 heads are adopted, 6-7 raw materials are adopted for feeding, the distance between the two heads and the last drawing is 50-55mm in the front area and 55-60mm in the rear area, the drafting multiple of the two heads and the last drawing is 1.30-1.50 times, the drafting multiple of the two heads and the last drawing is 1.1-1.3 times, and the drawing speed is 310-320m/min;
the blended yarn is prepared by the preparation method of the anti-cutting blended yarn.
The blended yarn of the embodiment is applied to fabrics, clothes, gloves, socks and leather bags.
Example 1.
The preparation method of the cut-preventing blended yarn comprises the following steps:
the method comprises the following steps: selecting fibers: selecting 1 part of carbon fiber, 5 parts of alginic acid fiber, 1 part of mint fiber and 15 parts of polyethylene fiber;
step two: sequentially and respectively feeding carbon fiber, alginic acid fiber and herba Menthae fiber into 2 times of improved finishing agent, steaming for 25min at 85 deg.C, washing with water, and drying;
step three: feeding the polyethylene fiber into 2 times of interface regulator for ultrasonic dispersion treatment for 10min, wherein the ultrasonic power is 550W, and after the ultrasonic treatment is finished, washing and drying;
step four: preparing a first fiber body, a second fiber body and a third fiber body, then arranging and drawing the fibers by three times, and then carrying out spinning procedures by adopting roving of a roving machine and a spinning machine to obtain the anti-cutting blended yarn, wherein the roving twist coefficient is 65, the number is 450tex, the spun yarn twist coefficient is 320, and the number is 20tex.
The preparation method of the improved finishing agent of the embodiment comprises the following steps:
s1: adding 1 part of hydrochloric acid solution into 10 parts of sodium alginate aqueous solution with the mass fraction of 5%, and stirring and fully dispersing to obtain an improved solution;
s2: and adding 1 part of chitosan into 10 parts of the improved liquid, then adding 1 part of erucamide and 1 part of carbon nanotube liquid, and continuously stirring and fully mixing to obtain the improved finishing agent.
The mass fraction of the hydrochloric acid solution in this example is 5-10%.
The preparation method of the carbon nanotube liquid of the embodiment includes the steps of feeding the carbon nanotube into a grinder to grind the carbon nanotube, sieving the carbon nanotube with a 50-mesh sieve, adding the carbon nanotube into lanthanum chloride rare earth liquid with the mass fraction of 10% according to the weight ratio of 1:3, adding a silane coupling agent with the total amount of 15% of the carbon nanotube, and performing ultrasonic dispersion with the dispersion power of 150W and the ultrasonic time of 20min to obtain the carbon nanotube liquid after the dispersion is finished.
The silane coupling agent of this example was a silane coupling agent KH570.
The preparation method of the interface modifier in the embodiment comprises the following steps: adding 5 parts of tetra-n-propyl zirconate into 15 parts of ethanol solvent, then adding 1 part of sodium oxalate and 0.5 part of dodecyl dimethyl betaine, and continuously stirring and fully mixing to obtain the interface regulator.
The specific preparation method of the first fibrous body, the second fibrous body and the third fibrous body in this embodiment is as follows: mixing 1/4 of polyethylene fiber with carbon fiber, mixing 1/2 of polyethylene fiber with alginic acid fiber, mixing 1/4 of polyethylene fiber with mint fiber, and performing blowing and carding processes by using a cotton cleaner and a carding machine respectively to obtain a first fiber body, a second fiber body and a third fiber body.
In the third drawing of the embodiment, 5 heads are adopted, two heads and two ends are combined and fed with 6 raw materials, the spacing is 50mm in the front area and 55mm in the rear area, the drafting multiple of the two heads and the rear area is 1.30 times, the drafting multiple of the two heads and the ends and the rear area is 1.1 times, and the sliver discharging speed is 310m/min;
the blended yarn is prepared by the preparation method of the anti-cutting blended yarn.
The blended yarn of the embodiment is applied to fabrics, clothes, gloves, socks and leather bags.
Example 2.
The preparation method of the cut-preventing blended yarn comprises the following steps:
the method comprises the following steps: selecting fibers: selecting 5 parts of carbon fiber, 9 parts of alginic acid fiber, 5 parts of mint fiber and 25 parts of polyethylene fiber;
step two: sequentially and respectively feeding carbon fiber, alginic acid fiber and mint fiber into 3 times of improved finishing agent for cooking treatment, wherein the cooking temperature is 95 ℃, and after cooking, washing and drying to obtain the modified finishing agent;
step three: sending the polyethylene fiber into 2-3 times of interface regulator for ultrasonic dispersion treatment for 20min, wherein the ultrasonic power is 550-650W, and washing and drying after the ultrasonic treatment is finished;
step four: preparing a first fiber body, a second fiber body and a third fiber body, then arranging and drawing the fibers by three times, and then carrying out spinning procedures by adopting roving of a roving machine and a spinning machine to obtain the anti-cutting blended yarn, wherein the roving twist coefficient is 75, the number is 470tex, the spun yarn twist coefficient is 330, and the number is 25tex.
The preparation method of the improved finishing agent of the embodiment comprises the following steps:
s1: adding 5 parts of hydrochloric acid solution into 15 parts of sodium alginate aqueous solution with the mass fraction of 5%, and stirring and fully dispersing to obtain improved solution;
s2: and adding 5 parts of chitosan into 20 parts of the improved liquid, then adding 4 parts of erucamide and 2 parts of carbon nanotube liquid, and continuously stirring and fully mixing to obtain the improved finishing agent.
The mass fraction of the hydrochloric acid solution in this example was 10%.
The preparation method of the carbon nanotube liquid of the embodiment includes the steps of feeding the carbon nanotube into a grinder to grind the carbon nanotube, sieving the carbon nanotube with a 100-mesh sieve, adding the carbon nanotube into lanthanum chloride rare earth liquid with the mass fraction of 10% according to the weight ratio of 1:3, adding silane coupling agent with the total amount of 25% of the carbon nanotube, and performing ultrasonic dispersion with the dispersion power of 250W and the ultrasonic time of 30min to obtain the carbon nanotube liquid after the dispersion is finished.
The silane coupling agent of the present example was silane coupling agent KH570.
The preparation method of the interface modifier of the embodiment comprises the following steps: adding 10 parts of tetra-n-propyl zirconate into 25 parts of ethanol solvent, then adding 5 parts of sodium oxalate and 0.7 part of dodecyl dimethyl betaine, and continuously stirring and fully mixing to obtain the interface regulator.
The specific preparation method of the first fibrous body, the second fibrous body and the third fibrous body in this embodiment is as follows: mixing 1/4 of polyethylene fiber with carbon fiber, mixing 1/2 of polyethylene fiber with alginic acid fiber, mixing 1/4 of polyethylene fiber with mint fiber, and performing blowing and carding processes by using a cotton cleaner and a carding machine respectively to obtain a first fiber body, a second fiber body and a third fiber body.
In the third drawing of the embodiment, 6 heads are adopted, two heads and two ends are combined and 7 raw materials are fed, the distance is 55mm in the front area and 60mm in the rear area, the drafting multiple of the two heads and the rear area is 1.50 times, the drafting multiple of the two heads and the ends and the rear area is 1.3 times, and the sliver discharging speed is 320m/min;
the blended yarn is prepared by the preparation method of the anti-cutting blended yarn.
The blended yarn of the embodiment is applied to fabrics, clothes, gloves, socks and leather bags.
Example 3.
The preparation method of the cut-preventing blended yarn comprises the following steps:
the method comprises the following steps: selecting fibers: selecting 5 parts of carbon fiber, 9 parts of alginic acid fiber, 5 parts of mint fiber and 25 parts of polyethylene fiber;
step two: sequentially and respectively feeding carbon fiber, alginic acid fiber and mint fiber into 3 times of improved finishing agent for cooking treatment, wherein the cooking temperature is 95 ℃, and after cooking, washing and drying to obtain the modified finishing agent;
step three: feeding the polyethylene fiber into 3 times of an interface regulator, performing ultrasonic dispersion treatment for 20min at the ultrasonic power of 650W, finishing the ultrasonic treatment, washing with water, and drying;
step four: preparing a first fiber body, a second fiber body and a third fiber body, then arranging and drawing the fibers by three times, and then carrying out spinning procedures by adopting roving of a roving machine and a spinning machine to obtain the anti-cutting blended yarn, wherein the roving twist coefficient is 75, the number is 470tex, the spun yarn twist coefficient is 330, and the number is 25tex.
The preparation method of the improved finishing agent of the embodiment comprises the following steps:
s1: adding 5 parts of hydrochloric acid solution into 15 parts of sodium alginate aqueous solution with the mass fraction of 5%, and stirring and fully dispersing to obtain improved solution;
s2: and adding 5 parts of chitosan into 20 parts of the improved liquid, then adding 4 parts of erucamide and 2 parts of carbon nanotube liquid, and continuously stirring and fully mixing to obtain the improved finishing agent.
The mass fraction of the hydrochloric acid solution in this example was 10%.
The preparation method of the carbon nanotube liquid of the embodiment includes the steps of feeding the carbon nanotube into a grinder to grind the carbon nanotube, sieving the carbon nanotube with a 100-mesh sieve, adding the carbon nanotube into lanthanum chloride rare earth liquid with the mass fraction of 10% according to the weight ratio of 1:3, adding silane coupling agent with the total amount of 25% of the carbon nanotube, and performing ultrasonic dispersion with the dispersion power of 250W for 30min to obtain the carbon nanotube liquid after the dispersion is finished.
The silane coupling agent of this example was a silane coupling agent KH570.
The preparation method of the interface modifier in the embodiment comprises the following steps: adding 10 parts of tetra-n-propyl zirconate into 25 parts of ethanol solvent, then adding 5 parts of sodium oxalate and 0.7 part of dodecyl dimethyl betaine, and continuously stirring and fully mixing to obtain the interface regulator.
The specific preparation method of the first fibrous body, the second fibrous body and the third fibrous body in this embodiment is as follows: mixing 1/4 of polyethylene fiber with carbon fiber, mixing 1/2 of polyethylene fiber with alginic acid fiber, mixing 1/4 of polyethylene fiber with mint fiber, and then performing blowing and carding processes by using a cotton cleaner and a carding machine respectively to obtain a first fiber body, a second fiber body and a third fiber body.
In the third drawing of the embodiment, 6 raw materials are adopted as a head, 7 raw materials are adopted as a second raw material and a last raw material, the spacing is 55mm in the front area and 60mm in the rear area, the drafting multiple of the head and the rear area is 1.50 times, the drafting multiple of the second raw material and the last raw material is 1.3 times, and the drawing speed is 320m/min;
the blended yarn is prepared by the preparation method of the anti-cutting blended yarn.
The blended yarn of the embodiment is applied to fabrics, clothes, gloves, socks and leather bags.
Comparative example 1.
The difference from example 3 is that the carbon fibers are replaced by steel fibers.
Comparative example 2.
Unlike example 3, no alginate fibres were added.
Comparative example 3.
Different from the embodiment 3, the selection material of the fiber is different;
selecting fibers: selecting 5 parts of bamboo pulp fiber, 9 parts of alginic acid fiber, 5 parts of chitin fiber and 25 parts of cotton fiber.
Comparative example 4.
Different from example 3 in that the first fibrous body, the second fibrous body and the third fibrous body were prepared by different methods;
the cut-resistant blended yarn is formed by mixing 1/3 of polyethylene fiber and steel fiber, 1/3 of polyethylene fiber and alginic acid fiber, and 1/3 of polyethylene fiber and chitin fiber.
Comparative example 5.
Unlike example 3, no modified finish treatment was used.
Comparative example 6.
Different from the embodiment 3, no carbon nanotube liquid is added in the preparation of the modified finishing agent.
Comparative example 7.
Different from the example 3, the preparation method of the improved finishing agent is different;
the preparation method of the improved finishing agent comprises the following steps:
s1: adding 5 parts of citric acid into 15 parts of sodium alginate aqueous solution with the mass fraction of 5%, and stirring and fully dispersing to obtain an improved solution;
s2: adding 5 parts of phosphoric acid into 20 parts of the improved liquid, then adding 4 parts of erucamide and 2 parts of graphene liquid, and continuously stirring and fully mixing to obtain an improved finishing agent; the preparation method of the graphene liquid comprises the steps of feeding graphene into a grinding machine for grinding, sieving the graphene with a 100-mesh sieve, adding the graphene into lanthanum chloride rare earth liquid with the mass fraction of 10% according to the weight ratio of 1:3, adding a silane coupling agent with the total amount of 25% of the graphene, performing ultrasonic dispersion with the dispersion power of 250W for 30min, and finishing the dispersion to obtain the graphene liquid.
Comparative example 8.
The difference from example 3 is that the interface modifier is replaced by a silane coupling agent KH 560.
Comparative example 9.
Unlike example 3, no interfacial modifier treatment was used.
In order to compare and illustrate the performance of different products, the following performance of the products obtained in examples and comparative examples was tested, and the test results are as follows.
The performance of the products of examples 1-3 and comparative examples 1-9 was tested as follows:
as can be seen from comparative examples 1-4, example 3;
the carbon fiber is replaced by steel fiber, the cutting force performance is enhanced, but the breaking strength and the resilience performance are reduced, meanwhile, the alginic acid fiber is not added, the cutting force and the flexibility performance of the product are reduced, in addition, the fiber raw materials are selected and mixed differently, the strength performance of the product is improved, but the selection effect is not obvious like the selection effect of the mixture ratio of the carbon fiber, the alginic acid fiber, the mint fiber and the polyethylene fiber adopted by the invention;
as can be seen from comparative examples 5-9, without treatment with the improved finish, the elastic recovery, breaking strength of the product decreased, but the cutting force improved;
the carbon nanotube liquid is added in the preparation of the improved finishing agent, so that the strength, toughness and other properties of the product can be improved, and meanwhile, the preparation of the improved finishing agent is unique, which is not as obvious as the preparation improvement effect of the invention;
according to the invention, an interface regulator is not adopted and the silane coupling agent KH560 is adopted for replacement, so that the performance of the product is deteriorated.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (10)
1. The preparation method of the anti-cutting blended yarn is characterized by comprising the following steps of:
the method comprises the following steps: selecting fibers: selecting 1-5 parts of carbon fiber, 5-9 parts of alginic acid fiber, 1-5 parts of mint fiber and 15-25 parts of polyethylene fiber;
step two: sequentially and respectively feeding carbon fiber, alginic acid fiber and peppermint fiber into 2-3 times of improved finishing agent for steaming and boiling for 25-35min at 85-95 deg.C, washing with water, and drying;
step three: sending the polyethylene fiber into 2-3 times of interface regulator for ultrasonic dispersion treatment for 10-20min, wherein the ultrasonic power is 550-650W, and washing and drying after the ultrasonic treatment is finished;
step four: preparing a first fiber body, a second fiber body and a third fiber body, then arranging, drawing through three times, and then carrying out spinning process by adopting roving of a roving frame and a spinning frame to obtain the anti-cutting blended yarn, wherein the roving twist coefficient is 65-75, the number is 450-470tex, the spinning twist coefficient is 320-330, and the number is 20-25tex.
2. The method for preparing the cut-resistant blended yarn according to claim 1, wherein the improved finishing agent is prepared by the following steps:
s1: adding 1-5 parts of hydrochloric acid solution into 10-15 parts of sodium alginate aqueous solution with the mass fraction of 5%, and stirring and fully dispersing to obtain an improved solution;
s2: and adding 1-5 parts of chitosan into 10-20 parts of the improved liquid, then adding 1-4 parts of erucamide and 1-2 parts of carbon nanotube liquid, and continuously stirring and fully mixing to obtain the improved finishing agent.
3. The method for preparing the cut-resistant blended yarn as claimed in claim 2, wherein the mass fraction of the hydrochloric acid solution is 5-10%.
4. The method for preparing the anti-cutting blended yarn as claimed in claim 3, wherein the method for preparing the carbon nanotube liquid comprises the steps of feeding the carbon nanotubes into a grinder for grinding, sieving by 50-100 meshes, adding the carbon nanotubes into 10% by weight of lanthanum chloride rare earth liquid according to the weight ratio of 1:3, adding 15-25% by weight of silane coupling agent of the total amount of the carbon nanotubes, performing ultrasonic dispersion at the dispersion power of 150-250W for 20-30min, and finishing the dispersion to obtain the carbon nanotube liquid.
5. The method for preparing the cut-resistant blended yarn as claimed in claim 4, wherein the silane coupling agent is a silane coupling agent KH570.
6. The preparation method of the cut-resistant blended yarn according to claim 1, wherein the preparation method of the interface modifier comprises the following steps: adding 5-10 parts of tetra-n-propyl zirconate into 15-25 parts of ethanol solvent, then adding 1-5 parts of sodium oxalate and 0.5-0.7 part of dodecyl dimethyl betaine, and continuously stirring and fully mixing to obtain the interface regulator.
7. The method for preparing the cut-preventing blended yarn as claimed in claim 1, wherein the first fiber body, the second fiber body and the third fiber body are prepared by a specific method comprising the following steps: mixing 1/4 of polyethylene fiber with carbon fiber, mixing 1/2 of polyethylene fiber with alginic acid fiber, mixing 1/4 of polyethylene fiber with mint fiber, and then performing blowing and carding processes by using a cotton cleaner and a carding machine respectively to obtain a first fiber body, a second fiber body and a third fiber body.
8. The method for preparing the cut-resistant blended yarn according to claim 1, wherein the three-pass drawing adopts a head and 5-6, a second and a last and 6-7 raw feeds, the distance is 50-55mm in the front region, 55-60mm in the rear region, the draft ratio of the head and the rear region is 1.30-1.50 times, the draft ratio of the second and the last and the rear region is 1.1-1.3 times, and the drawing speed is 310-320m/min.
9. A method for preparing the cut-resistant blended yarn according to any one of claims 1 to 8.
10. Use of the blended yarn of claim 9 in fabrics, garments, gloves, socks, purses.
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