US20160145775A1 - Single yarn, single yarn product, and preparation method therefor - Google Patents

Single yarn, single yarn product, and preparation method therefor Download PDF

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Publication number
US20160145775A1
US20160145775A1 US14/900,135 US201314900135A US2016145775A1 US 20160145775 A1 US20160145775 A1 US 20160145775A1 US 201314900135 A US201314900135 A US 201314900135A US 2016145775 A1 US2016145775 A1 US 2016145775A1
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United States
Prior art keywords
single yarn
preparation
molecular weight
high molecular
weight polyethylene
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Abandoned
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US14/900,135
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English (en)
Inventor
Junying Ma
Changgan Ji
Ruiwen YIN
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ZHENGZHOU ZHONGYUAN DEFENSE MATERIAL Co Ltd
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ZHENGZHOU ZHONGYUAN DEFENSE MATERIAL Co Ltd
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Assigned to ZHENGZHOU ZHONGYUAN DEFENSE MATERIAL CO., LTD reassignment ZHENGZHOU ZHONGYUAN DEFENSE MATERIAL CO., LTD ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: JI, Changgan, MA, Junying, YIN, Ruiwen
Publication of US20160145775A1 publication Critical patent/US20160145775A1/en
Abandoned legal-status Critical Current

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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
    • D02G3/06—Threads formed from strip material other than paper
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/42—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
    • 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
    • D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
    • D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
    • D02G1/0286—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist characterised by the use of certain filaments, fibres or yarns
    • 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
    • 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
    • D10B2321/0211—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polyethylene high-strength or high-molecular-weight polyethylene, e.g. ultra-high molecular weight polyethylene [UHMWPE]

Definitions

  • the present invention relates to the technical field of high polymer materials, in particular relates to a single yarn, a single yarn product and a preparation method thereof.
  • Ultra high molecular weight polyethylene (Ultra High Molecular Weight Polyethylene, referred to as UHMW-PE) is a thermoplastic engineering plastic with a linear structure and excellent comprehensive performances, and one of the important applications of the material is to prepare a high-strength fiber on the basis of the material.
  • the ultra high molecular weight polyethylene fiber is a high-performance fiber, has the advantages of high strength, wear resistance, impact resistance, corrosion resistance, UV resistance and the like and can be widely used in multiple fields, for example, the ultra high molecular weight polyethylene fiber can be used for preparing ropes, hangers, fishing nets, various textiles and the like in the civil field, can be applied to the preparation of bulletproof vests, bulletproof helmets and the like in the field of individual protection products, and can also be applied to the preparation of bulletproof floors, armored protection plates and the like in the field of national defense military supplies.
  • the ultra high molecular weight polyethylene fiber has a silk-like structure (the fiber number of the single yarn is about 2.5 deniers), so that in the process of preparing the various products based on the ultra high molecular weight polyethylene fiber, multiple fibers with the silk-like structures need to be arranged respectively, the process is complex, and the cost is high; and furthermore, in the preparation process of the product, the surfaces of the fibers are liable to the generation of burrs due to friction, and the fibers are liable to breaking, distortion, intertwining and other phenomena, thereby being not conductive to realizing integral uniform stress of the multiple fibers, enabling the strength of the integral strength of the prepared product to be often lower than the strength of the multiple ultra high molecular weight polyethylene fibers and realizing a relatively low strength utilization ratio.
  • the present invention provides a high-strength and low-cost single yarn, a single yarn product and a preparation method thereof.
  • the present invention provides a preparation method of a single yarn, including: converging or converging and twisting an ultra high molecular weight polyethylene thin film or strip to obtain the single yarn.
  • the converging of the ultra high molecular weight polyethylene thin film or strip includes: converging the ultra high molecular weight polyethylene thin film or strip along the straightening direction of a molecular chain thereof.
  • the related parameters of the ultra high molecular weight polyethylene thin film at least meet one or more of the following conditions:
  • the linear density is above 5000 deniers; the width is above 100 mm; the thickness is below 0.2 mm; the breaking strength is above 10 grams/denier; the tensile modulus is above 800 grams/denier; and the elongation at break is below 6%.
  • the related parameters of the ultra high molecular weight polyethylene strip at least meet one or more of the following conditions:
  • the linear density is above 100 deniers; the width is 1-100 mm; the thickness is below 0.2 mm; the breaking strength is above 10 grams/denier; the tensile modulus is above 800 grams/denier; and the elongation at break is below 6%.
  • the twisting direction for twisting is left twisting or right twisting, and/or the twist for twisting is 1-100/m.
  • an embodiment of the present invention provides a single yarn, which is prepared by adopting the preparation method of the single yarn.
  • an embodiment of the present invention provides a preparation method of a single yarn product, which includes at least the following step: preparing a body of the single yarn product from the single yarns prepared according to claim 6 .
  • the preparing of the body from the single yarns includes: unidirectionally arranging, connecting, converging, twisting, interweaving, bonding, intertwining, sewing and/or hot-pressing the multiple single yarns into a whole.
  • the preparing of the body from the single yarns includes: converging, twisting, interweaving, bonding, intertwining, sewing and/or hot-pressing the multiple single yarns into a whole to form a single-strand structure and plying the multiple single-strand structures into a whole.
  • the plying of the multiple single-strand structures into a whole includes: twisting, interweaving, bonding, intertwining, sewing and/or hot-pressing the multiple single-strand structures into a whole.
  • the preparing of the body from the single yarns includes: crisscross compounding and laminating multiple single-layer structures formed by unidirectionally arranging and connecting the multiple single yarns at certain angles into a whole.
  • the present invention provides a single yarn product, which is prepared by adopting the preparation method of the single yarn product.
  • the technical solutions provided by the present invention are essentially different from traditional technologies using ultra high molecular weight polyethylene and are revolutionary innovations against the traditional technologies, namely, the single yarns prepared by converging or converging and twisting the ultra high molecular weight polyethylene thin films or strips replace traditional ultra high molecular weight polyethylene fibers to develop and prepare various products.
  • the single yarn In addition to the advantages of wear resistance, impact resistance, corrosion resistance, UV resistance and the like which are similar to those of the ultra high molecular weight polyethylene fibers, the single yarn also has the unique advantages of good structural integrity, high strength, high strength utilization ratio, high production efficiency, low processing cost, light weight, small linear density and the like, and therefore the single yarn can replace traditional ultra high molecular weight polyethylene fibers in the preparation of various products and is widely used in various fields, such as civil use, individual protection, national defense military supplies, civil engineering, industrial construction, offshore operations, fishing, ship manufacturing, sports goods and the like.
  • FIG. 1 a is a schematic diagram of an optional structure of an ultra high molecular weight polyethylene thin film provided by an embodiment of the present invention
  • FIG. 1 b is a schematic diagram of an optional structure of an ultra high molecular weight polyethylene strip provided by an embodiment of the present invention
  • FIG. 2 is a schematic diagram of an optional structure of a single yarn after converging the thin film or strip provided by an embodiment of the present invention
  • FIG. 3 is a schematic diagram of an optional structure of a woven fabric or strip provided by an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of an optional structure of a knitted fabric or strip provided by an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of an optional structure of a net with a mesh structure provided by an embodiment of the present invention.
  • FIG. 6 is a schematic diagram of an optional structure of a twisted rope provided by an embodiment of the present invention.
  • FIG. 7 is a schematic diagram of an optional structure of a woven rope provided by an embodiment of the present invention.
  • FIG. 8 is a schematic diagram of an optional structure of a unidirectional fabric prepared on the basis of the single yarn provided by an embodiment of the present invention.
  • FIG. 9 is a schematic diagram of an optional structure of a non-woven fabric with an intersection angle of 90 degrees provided by an embodiment of the present invention.
  • FIG. 10 is a schematic diagram of an optional structure of a non-woven fabric with a gradually increased intersection angle provided by an embodiment of the present invention.
  • Ultra high molecular weight polyethylene is polyethylene with a molecular weight of above 1 million.
  • the traditional technologies using the ultra high molecular weight polyethylene take ultra high molecular weight polyethylene fibers as the basis to prepare various products.
  • the technical solutions provided by the various embodiments of the present invention are essentially different from the traditional technologies using ultra high molecular weight polyethylene and are revolutionary innovations against the traditional technologies, namely, an ultra high molecular weight polyethylene thin film or strip is used for replacing traditional ultra high molecular weight polyethylene fibers to develop and prepare application products, and the core concept mainly includes the following contents:
  • the ultra high molecular weight polyethylene thin film or strip is used for replacing traditional ultra high molecular weight polyethylene fibers to prepare a single yarn, namely, the single yarn is prepared by converging or converging and twisting the ultra high molecular weight polyethylene thin film or strip.
  • the single yarns obtained by converging or converging and twisting the ultra high molecular weight polyethylene thin films or strips replace the traditional ultra high molecular weight fibers in the development of various products (hereinafter referred to as single yarn products).
  • the ultra high molecular weight polyethylene thin film 101 is a thin slice which is prepared from ultra high molecular weight polyethylene and has a certain width and thickness, wherein the width is much greater than the thickness.
  • the ultra high molecular weight polyethylene strip 102 is a strip-like thin slice which can be prepared independently or be formed by performing slitting process step before and after stretching the thin film, wherein the width of the strip is less than the width of the thin film, and the thickness is equivalent to that of the thin film or greater than the thickness of the thin film.
  • the ultra high molecular weight polyethylene thin film or strip provided by the present invention is different from the ultra high molecular weight polyethylene fibers and also different from a plane formed by bonding the multiple ultra high molecular weight polyethylene fibers, and the significant difference lies in that the ultra high molecular weight polyethylene thin film or strip provided by the present invention has a certain width and thickness and is an integral structure without integration points or trim lines.
  • the single yarn provided by each of the various embodiments of the invention is prepared on the basis of the ultra high molecular weight polyethylene thin film or strip.
  • the ultra high molecular weight polyethylene thin film or strip is taken as a whole for treatment, thereby having good structural integrity, being simple in preparation process, eliminating a complex process for respectively arranging multiple fiber silks, obviously reducing the probability of generating burrs on the surface of the thin film or strip and also obviously reducing the probability of producing breaking, distortion, intertwining and other phenomena in the thin film or strip.
  • the ultra high molecular weight polyethylene thin film or strip When the single yarn formed by converging the ultra high molecular weight polyethylene thin film or strip is used for bearing a load, the ultra high molecular weight polyethylene thin film or strip is stressed as a whole, so that the strength of the single yarn adopting the ultra high molecular weight polyethylene thin film or strip is higher than that of a product prepared by adopting the ultra high molecular weight polyethylene fiber with the same denier number, and the single yarn has the advantages of good structural integrity, high strength, high strength utilization ratio, high production efficiency, low processing cost, light weight, small linear density, good flexibility and the like.
  • the single yarn provided by each of the various embodiments of the present invention can completely replace traditional ultra high molecular weight polyethylene fibers to prepare the products to be widely applied in various fields.
  • the single yarn can substitute the ultra high molecular weight polyethylene fibers to prepare various single yarn products.
  • the single yarn is taken as the basis for processing treatment.
  • the single yarn product has the advantages of good structural integrity, simple preparation process and high production efficiency.
  • each single yarn bears the load, each single yarn is stressed as a whole, so that the strength of the single yarn product prepared by adopting the single yarns is higher than that of the similar product prepared on the basis of the ultra high molecular weight polyethylene fibers with the same denier number, the strength utilization ratio is effectively improved, and the single yarn product simultaneously has the advantages of good structural integrity, light weight, small linear density, environmental friendliness and the like.
  • a single yarn 201 provided by an embodiment of the present invention is formed by converging an ultra high molecular weight polyethylene thin film or strip.
  • the ultra high molecular weight polyethylene thin film or strip can be converged to prepare the single yarn.
  • an optional process flow is as follows: placing the ultra high molecular weight polyethylene thin film or strip on a bobbin creel, releasing and enabling the ultra high molecular weight polyethylene thin film or strip to sequentially pass through a thread guide mechanism and a bunching mechanism and then be wound on a tube core.
  • the prepared single yarn has the advantages of good structural integrity, high strength, high strength utilization ratio, high production efficiency, low processing cost, light weight, good flexibility and the like.
  • the single yarn is formed by converging the ultra high molecular weight polyethylene thin film or strip, compared with the similar products formed by bonding the ultra high molecular weight polyethylene fibers, the single yarn further has the advantages of no glue, environmental friendliness and the like.
  • the single yarn can also be prepared by converging and twisting the ultra high molecular weight polyethylene thin film or strip, namely, the ultra high molecular weight polyethylene thin film or strip is firstly converged and then twisted to prepare the single yarn.
  • the twisting direction and the twist for twisting can be determined according to actual needs and are not limited in the various embodiments of the present invention, for example, the twisting direction for twisting of the ultra high molecular weight polyethylene thin film or strip can be left twisting or right twisting, and the twist is 1-100/m.
  • the single yarn prepared according to the solution further has the advantages of good compactness and effect of being less liable to looseness, is convenient to process the single yarn product and can reduce the processing cost and improve the production efficiency.
  • the ultra high molecular weight polyethylene thin film or strip can be converged along the straightening direction of a molecular chain thereof.
  • the strength of the ultra high molecular weight polyethylene thin film or strip along the straightening direction of the molecular chain thereof is the maximum.
  • the related parameters of the ultra high molecular weight polyethylene thin film at least meet one and more of the following conditions: the linear density is above 5000 deniers; the width is above 100 mm; the thickness is below 0.2 mm; the breaking strength is above 10 grams/denier; the tensile modulus is above 800 grams/denier; and the elongation at break is below 6%.
  • the single yarn By preparing the single yarn on the basis of the ultra high molecular weight polyethylene thin film with one or more above-mentioned properties, the single yarn has higher integral strength and can better meet the preparation requirements of high-strength load, bulletproof and other products.
  • the related parameters of the ultra high molecular weight polyethylene thin film at least meet one or more of the following conditions: the linear density is above 100 deniers; the width is 1-100 mm; the thickness is below 0.2 mm; the breaking strength is above 10 grams/denier; the tensile modulus is above 800 grams/denier; and the elongation at break is below 6%.
  • the single yarn By preparing the single yarn on the basis of the ultra high molecular weight polyethylene strip with one or more above-mentioned properties, the single yarn has higher integral strength and can better meet the preparation requirements of high-strength load, bulletproof and other products.
  • the single yarn formed by converging or converging and twisting the ultra high molecular weight polyethylene thin film or strip provided by the various solutions in this embodiment also has the unique advantages of good structural integrity, high strength, high strength utilization ratio, high production efficiency, low processing cost, light weight, small linear density and the like, and therefore the single yarn can replace traditional ultra high molecular weight polyethylene fibers in the preparation of the various products and is widely used in various fields, such as civil use, individual protection, national defense military supplies, civil engineering, industrial construction, offshore operations, fishing, ship manufacturing, sports goods and the like.
  • the single yarn product provided by the embodiment includes at least a body prepared from the above-mentioned single yarn.
  • the single yarn product can be the body prepared from the single yarns, or the single yarn product includes not only the body prepared from the single yarns, but also a reinforcer, a flame-retardant layer and other accessories, and the composition is not limited in the invention.
  • the processing of other accessories can be implemented by adopting the prior art, which will not be described in detail herein.
  • the single yarn product provided by the embodiment of the present invention uses the single yarns formed by converging or converging and twisting the ultra high molecular weight polyethylene thin films or strips to replace traditional ultra high molecular weight polyethylene fibers as raw materials and is prepared by adopting one or more processes of unidirectional arranging, converging, twisting, interweaving, bonding, intertwining, hot-pressing and the like.
  • the multiple single yarns are unidirectionally arranged, connected, converged, twisted, interwoven, bonded, intertwined and/or hot-pressed into a whole to prepare the body of the single yarn product.
  • the multiple single yarns formed by converging the ultra high molecular weight polyethylene thin films or strips can be twisted to prepare a twisted rope.
  • the product form of the twisted rope prepared by the solution is not limited, for example, the twisted rope can be used as a brake rope, a guide rope of a helicopter, a suspension rope on a deceleration parachute or an aircraft, an electric traction rope and the like, and the twisted rope can better meet the special requirements of these products on strength, weight and other performances of the ropes.
  • the single yarns prepared by converging and twisting the ultra high molecular weight polyethylene thin films or strips can be processed into a woven fabric or strip 301 (as shown in FIG. 3 ), a knitted fabric or strip 401 (as shown in FIG. 4 ), a plaited fabric or strip, a net 501 with a mesh structure (as shown in FIG. 5 ) and other single yarn products by adopting weaving, knitting, plaiting and other interweaving processes.
  • the product of the single yarn product prepared by the solution can include, but is not limited to, an airfreight net, a deep water net cage, an ocean-going drag net, a high-strength structure, a high-strength suitcase, a high pressure-resistant storage tank, a bulletproof vest, a bulletproof plate, a geogrid, a bulletproof and explosion-proof suitcase, an armored plate, a protection door, a bulletproof seat and the like, and the single yarn product can better meet the special requirements of these products on strength, weight and other performances of the products.
  • the single yarns formed by converging and twisting the ultra high molecular weight polyethylene thin films or strips can be unidirectionally interwoven and sewn side by side to form the shape of a flat strip.
  • the product of the single yarn product prepared by the solution can include, but is not limited to, a hoisting strip and the like, and the single yarn product can better meet the special requirements of these products on strength, weight and other performances of the products.
  • the multiple single yarns can be converged, twisted, interwoven, bonded, intertwined and/or hot-pressed into a whole to form a single-strand structure, and the multiple single-strand structures were plied into a whole.
  • the plying implementation ways can include, but are not limited to twisting, interweaving, bonding, intertwining, sewing and/or hot-pressing to form a whole.
  • the multiple single yarns are converged and then twisted to prepare a single-strand structure, and the multiple single-strand structures were twisted into a whole to prepare a twisted rope 601 (as shown in FIG. 6 ).
  • the number of strands of the twisted rope can be determined according to actual needs and is not limited in the present invention.
  • the twisted rope with a multi-strand structure has better strength than the single-strand twisted rope, and can be, but is not limited to, a brake rope, a guide rope of a helicopter, a suspension rope on a deceleration parachute or an aircraft, an electric traction rope and the like, and the twisted rope can better meet the special requirements of these products on strength, weight and other performances of the ropes.
  • the multiple single yarns can be interwoven into a whole by adopting a weaving process to prepare a woven rope 701 (as shown in FIG. 7 ).
  • the product form of the single yarn product prepared by the solution can include, but is not limited to, a guide rope of a helicopter, a suspension rope on a deceleration parachute or an aircraft, an electric traction rope; a ship mooring rope, a cable rope, an anchoring rope, a tank drag rope and fixed anchoring ropes for supertankers, ocean engineering and lighthouses.
  • Example 3 the multiple single yarns can be unidirectionally arranged and connected into a whole to prepare a single yarn product with a single-layer structure.
  • the multiple single yarns can be arranged in parallel along the length direction of the single yarns and connected into a whole through binding connection, bonding or hot-pressing connection and other non-interweaving ways to prepare a unidirectional fabric 801 (as shown in FIG. 8 ).
  • the unidirectional fabric prepared by the solution can be used for, but is not limited to, the preparation of strengthening structures, high-strength suitcases, bulletproof plates, impact-resistant plates, bulletproof helmets, bulletproof and explosion-proof suitcases and other products, and can better meet the special requirements of these products on strength, weight, bullet-proofness and other performances of fabric.
  • Example 4 single-layer structures obtained by unidirectionally arranging and connecting the multiple single yarns are crisscross compounded and laminated into a whole at certain angles to prepare a single yarn product with a multi-layer structure.
  • the intersection angles of any two adjacent single-layer structures can be the same, the intersection angles can be any angle in the range of 0-90 degrees, for example, the intersection angle is 45 degrees; or the intersection angle is 90 degrees, if the multiple layers of the unidirectional fabrics 801 are sequentially crisscross laminated by 0/90 degrees, and the various layers of the unidirectional fabrics are bonded or hot-pressed for connection, thereby preparing the single-yarn product with the multi-layer structure, such as a non-woven fabric 901 (as shown in FIG.
  • the single yarn production prepared by the solution has high strength, when the single yarn product is subject to shooting of a bullet and other strong impact force, a force-bearing point can be diffused to a force-bearing surface, energy is rapidly diffused, and the bulletproof performance is good.
  • the single yarn products with other product forms can be further prepared, such as non-woven fabric, strengthening structures, high-strength suitcases, bulletproof plates, impact-resistant plates, bulletproof helmets, bulletproof and explosion-proof suitcases and other products, and the single yarn products can better meet the special requirements of these products on strength, weight, bullet-proofness and other performances.
  • the intersection angles of at least two single-layer structures in the various single-layer structures are different from the intersection angles of other single-layer structures. For example, if the intersection angles of the two adjacent single-layer structures from the first single-layer structure are gradually increased, the single-layer structures with different intersection angles (unidirectional fabric 801 ) are laminated into a whole, thereby preparing the single yarn product with the multi-layer structure 1001 (as shown in FIG. 10 ).
  • the single yarn products with other product forms can be further prepared on the basis of the single yarn product, such as strengthening structures, high-strength suitcases, bulletproof plates, impact-resistant plates, bulletproof helmets, bulletproof and explosion-proof suitcases and other products, and the single yarn products can better meet the special requirements of these products on strength, weight, bullet-proofness and other performances.
  • the single yarns obtained by converging or converging and twisting the ultra high molecular weight polyethylene thin films or strips replace traditional ultra high molecular weight fibers as the raw materials to prepare various single yarn products.
  • the single yarn is taken as the basis for processing treatment.
  • the single yarn product has the advantages of good structural integrity, simple preparation process and high production efficiency.
  • each single yarn product bears the load, each single yarn is stressed as a whole, so that the strength of the single yarn product prepared by adopting the single yarns is higher than that of the similar product prepared on the basis of the ultra high molecular weight polyethylene fibers with the same denier number, the strength utilization ratio is effectively improved, and the prepared single yarn product further has the unique advantages of good structural integrity, high strength, high strength utilization ratio, high production efficiency, low processing cost, light weight, small linear density and the like, and can be widely used in various fields, such as civil use, individual protection, national defense military supplies, civil engineering, industrial construction, offshore operations, fishing, ship manufacturing, sports goods and the like.
  • serial numbers and/or the sequences of the embodiments are only used for description and do not represent the superiority and inferiority of the embodiments.
  • the description of the embodiments places an emphasis on different parts, and the part which is not described in detail in a certain embodiment can refer to the related description in other embodiments.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Woven Fabrics (AREA)
  • Artificial Filaments (AREA)
  • Ropes Or Cables (AREA)
US14/900,135 2013-06-20 2013-06-20 Single yarn, single yarn product, and preparation method therefor Abandoned US20160145775A1 (en)

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PCT/CN2013/077545 WO2014201652A1 (zh) 2013-06-20 2013-06-20 单纱、单纱制品及其制备方法

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US (1) US20160145775A1 (de)
EP (1) EP3012358A4 (de)
JP (1) JP2016527409A (de)
KR (1) KR20160012193A (de)
CN (1) CN205974773U (de)
AU (1) AU2013393267B2 (de)
CA (1) CA2914513C (de)
EA (1) EA031117B1 (de)
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US20160145796A1 (en) * 2013-06-20 2016-05-26 Zhengzhou Zhongyuan Defense Material Co., Ltd High-strength rigging and preparation method thereof
CN113564944A (zh) * 2021-08-18 2021-10-29 郑州中远防务材料有限公司 一种复合绳索
WO2022108797A1 (en) * 2020-11-20 2022-05-27 Corning Research & Development Corporation Optical cable reinforcement with low acidity
US11530498B2 (en) * 2018-11-26 2022-12-20 Murata Manufacturing Co., Ltd. Resin structure

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AU2013393267B2 (en) 2017-04-06
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