EP3012369A1 - Cordage à haute résistance et son procédé de préparation - Google Patents

Cordage à haute résistance et son procédé de préparation Download PDF

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Publication number
EP3012369A1
EP3012369A1 EP13887418.5A EP13887418A EP3012369A1 EP 3012369 A1 EP3012369 A1 EP 3012369A1 EP 13887418 A EP13887418 A EP 13887418A EP 3012369 A1 EP3012369 A1 EP 3012369A1
Authority
EP
European Patent Office
Prior art keywords
ultra
molecular weight
weight polyethylene
strip
thin film
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP13887418.5A
Other languages
German (de)
English (en)
Other versions
EP3012369A4 (fr
Inventor
Ruiwen YIN
Changgan JI
Junying MA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhengzhou Zhongyuan Defense Material Co Ltd
Original Assignee
Zhengzhou Zhongyuan Defense Material Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhengzhou Zhongyuan Defense Material Co Ltd filed Critical Zhengzhou Zhongyuan Defense Material Co Ltd
Publication of EP3012369A1 publication Critical patent/EP3012369A1/fr
Publication of EP3012369A4 publication Critical patent/EP3012369A4/fr
Pending legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B1/00—Constructional features of ropes or cables
    • D07B1/02—Ropes built-up from fibrous or filamentary material, e.g. of vegetable origin, of animal origin, regenerated cellulose, plastics
    • D07B1/025—Ropes built-up from fibrous or filamentary material, e.g. of vegetable origin, of animal origin, regenerated cellulose, plastics comprising high modulus, or high tenacity, polymer filaments or fibres, e.g. liquid-crystal polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
    • B66C1/18—Band-type slings
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B5/00—Making ropes or cables from special materials or of particular form
    • D07B5/10—Making ropes or cables from special materials or of particular form from strands of non-circular cross-section
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B1/00—Constructional features of ropes or cables
    • D07B1/18—Grommets
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2201/00—Ropes or cables
    • D07B2201/20—Rope or cable components
    • D07B2201/2001—Wires or filaments
    • D07B2201/2002—Wires or filaments characterised by their cross-sectional shape
    • D07B2201/2003—Wires or filaments characterised by their cross-sectional shape flat
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2205/00—Rope or cable materials
    • D07B2205/20—Organic high polymers
    • D07B2205/201—Polyolefins
    • D07B2205/2014—High performance polyolefins, e.g. Dyneema or Spectra
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2501/00—Application field
    • D07B2501/20—Application field related to ropes or cables
    • D07B2501/2061—Ship moorings

Definitions

  • the invention relates to the field of application of polymer materials and particularly relates to a high-strength rope and a preparation method thereof.
  • Ultra-high molecular weight polyethylene (UHMW-PE for short) is a thermoplastic engineering plastic with a linear structure and excellent comprehensive performances, and one of important uses of the material is to prepare a high-strength fiber on the basis of the material.
  • An ultra-high molecular weight polyethylene (UHMW-PE) fiber is a high-performance fiber, has the advantages of high strength, wear resistance, impact resistance, corrosion resistance, UV resistance and the like and is widely applied to preparation of hoisting ropes, hawsers, force-bearing ropes, heavy-duty ropes, salvaging ropes, drag ropes, sailboat ropes, fishing lines, mooring anchor ropes for ocean operation platforms and other various ropes.
  • the breaking length of the rope prepared on the basis of ultra-high molecular weight polyethylene fibers under dead weight is about 8 times of that of a steel wire rope and is about 2 times of that of an aramid fiber rope, thereby having excellent performances.
  • the rope based on the ultra-high molecular weight polyethylene fibers is generally prepared by twisting, weaving or converging through an outer sleeve N ultra-high molecular weight polyethylene fiber.
  • 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 ropes based on the ultra-high molecular weight polyethylene fiber, multiple fibers with the silk-like structures need to be finished 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 production 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, resulting in that the integral strength of the prepared rope is often lower than the sum of the strength of N ultra-high molecular weight polyethylene fibers, and the strength utilization ratio is relatively low.
  • the invention provides a high-strength rope with simple process and relatively low cost and a preparation method thereof.
  • the invention provides a preparation method of a high-strength rope, at least comprising the following step: preparing a body of the high-strength rope from an ultra-high molecular weight polyethylene thin film or strip.
  • preparing the body from the ultra-high molecular weight polyethylene thin film or strip comprises: converging or converging and twisting the ultra-high molecular weight polyethylene thin film or strip into a single yarn to obtain the body
  • preparing the body from the ultra-high molecular weight polyethylene thin film or strip comprises: integrally arranging multiple single yarns to form the body, wherein each single yarn is prepared by converging or converging and twisting the ultra-high molecular weight polyethylene thin film or strip.
  • integrally arranging the multiple single yarns comprises: converging, twisting or weaving the multiple single yarns into a whole.
  • the body is prepared by plying multiple yarn strands, wherein each yarn strand comprises multiple single yarns, and each single yarn is prepared by converging or converging and twisting the ultra-high molecular weight polyethylene thin film or strip.
  • all the single yarns in each yarn strand are converged, twisted or woven into a whole.
  • plying the multiple yarn strands comprises: converging, twisting or weaving the multiple yarn strands into a whole.
  • the ultra-high molecular weight polyethylene thin film or strip is converged along the straightening direction of a molecular chain thereof.
  • the single yarn is converged along the straightening direction of a molecular chain of the ultra-high molecular weight polyethylene thin film or strip.
  • the yarn strands are converged along the straightening direction of a molecular chain of the ultra-high molecular weight polyethylene thin film or strip.
  • the related parameters of the ultra-high molecular weight polyethylene thin film at least meet one or more of the following conditions:
  • the related parameters of the ultra-high molecular weight polyethylene strip at least meet one or more of the following conditions:
  • the invention further provides a high-strength rope, prepared by adopting the preparation method of the high-strength rope.
  • the body of the high-strength rope provided in each embodiment 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 treated as a whole, thereby having good structural integrity, being simple in preparation process, eliminating a complex process for respectively finishing multiple fiber silks, obviously reducing the probability of producing burrs on the surface of the thin film or strip and also obviously reducing the probability of breaking, distortion, intertwining and other phenomena in the thin film or strip.
  • the ultra-high molecular weight polyethylene thin film or strip is stressed as a whole, so that the strength of the rope is relatively high and the strength utilization ratio is effectively improved.
  • the strength of the rope prepared on the basis of 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, the cost of the former is obviously lower than that of the latter, and the rope has the advantages of good structural integrity, high strength, high strength utilization ratio, high production efficiency, low processing cost, light weight, small surface density, good flexibility and the like.
  • Ultra-high molecular weight polyethylene is polyethylene with molecular weight of above 1 million.
  • the traditional technologies of ultra-high molecular weight polyethylene application take ultra-high molecular weight polyethylene fibers as the basis to prepare various products.
  • the technical solutions provided by the various embodiments of the invention are essentially different from the traditional technologies of ultra-high molecular weight polyethylene application and are revolutionary innovations against the traditional technologies, and the core concept mainly comprises: the various ropes are prepared by using the ultra-high molecular weight polyethylene thin film or strip to replace the traditional ultra-high molecular weight polyethylene fibers.
  • the ultra-high molecular weight polyethylene thin film 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 strip 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 thereof 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 invention is different from the ultra-high molecular weight polyethylene fibers and also different from a plane formed by bonding multiple ultra-high molecular weight polyethylene fibers, and the significant difference is that the ultra-high molecular weight polyethylene thin film or strip provided by the invention has a certain width and thickness and has an integral structure without integration points or trim lines.
  • the body of the high-strength rope provided in each embodiment 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 treated as a whole, thereby having good structural integrity, being simple in preparation process, eliminating a complex process for respectively finishing multiple fiber silks, obviously reducing the probability of producing burrs on the surface of the thin film or strip and also obviously reducing the probability of breaking, distortion, intertwining and other phenomena in the thin film or strip.
  • the ultra-high molecular weight polyethylene thin film or strip is stressed as a whole, so that the strength of the rope is relatively high and the strength utilization ratio is effectively improved.
  • the strength of the rope prepared on the basis of 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, the cost of the former is obviously lower than the latter, and the rope has the advantages of good structural integrity, high strength, high strength utilization ratio, high production efficiency, low processing cost, light weight, small surface density, good flexibility and the like.
  • the embodiment provides a preparation method of a high-strength rope, at least comprising the following step:
  • the high-strength rope provided in each embodiment of the invention may comprises a sheath and other structures, and the body is a main part for bearing force.
  • Preparing the body of the high-strength rope from the ultra-high molecular weight polyethylene thin film or strip specifically comprises: converging the ultra-high molecular weight polyethylene thin film or strip to prepare a single yarn and using the prepared single yarns to replace traditional ultra-high molecular weight polyethylene fibers to prepare the rope, for example, various wires, ropes, strips and the like.
  • the ultra-high molecular weight polyethylene thin film or strip can also be used for directly replacing the traditional ultra-high molecular weight polyethylene fibers to prepare the rope, for example, multiple ultra-high molecular weight polyethylene strips are laminated to obtain a strip-like rope.
  • the related parameters of the ultra-high molecular weight polyethylene thin film in each embodiment of the invention 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 rope By preparing the rope on the basis of the ultra-high molecular weight polyethylene thin film with one or more of the properties described above, the rope has higher integral strength and can meet the preparation requirements of high-strength load, bulletproof and other products.
  • the related parameters of the ultra-high molecular weight polyethylene strip provided in each embodiment of the invention 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 rope By preparing the rope on the basis of the ultra-high molecular weight polyethylene strip with one or more of the properties described above, the rope has higher integral strength and can meet the preparation requirements of high-strength load, bulletproof and other products.
  • the ultra-high molecular weight polyethylene thin film or strip is adopted to prepare the body, and the ultra-high molecular weight polyethylene thin film or strip has an integral structure without integration points or trim lines and is different from the silk-like structure of the ultra-high molecular weight polyethylene fiber in the prior art, so that in the preparation process of the rope, the ultra-high molecular weight polyethylene thin film or strip is treated as a whole, a complex process for respectively finishing multiple fiber silks is eliminated, and the probability of breaking, distortion, intertwining and other phenomena in the thin film or strip is obviously reduced.
  • the ultra-high molecular weight polyethylene thin film or strip When the rope prepared on the basis of the ultra-high molecular weight polyethylene thin film or strip bears a load, the ultra-high molecular weight polyethylene thin film or strip is stressed as a whole, so that the strength of the rope is relatively high and the strength utilization ratio is effectively improved.
  • the strength of the rope adopting the ultra-high molecular weight polyethylene thin film or strip is higher than that of the rope prepared by adopting the ultra-high molecular weight polyethylene fiber with the same denier number, and the cost of the former is obviously lower than the latter.
  • the embodiment provides a preparation method of a high-strength rope, comprising the step of converging or converging and twisting the ultra-high molecular weight polyethylene thin film or strip into a single yarn to obtain a body.
  • the body of the high-strength rope in the embodiment is the single yarn formed by converging the ultra-high molecular weight polyethylene thin film or strip, or the single yarn formed by converging and twisting the ultra-high molecular weight polyethylene thin film or strip, thereby having a linear structure.
  • the ultra-high molecular weight polyethylene thin film or strip is converged along the straightening direction of a molecular chain thereof.
  • Preparing the body by converging the ultra-high molecular weight polyethylene thin film or strip specifically comprises: placing the ultra-high molecular weight polyethylene thin film or strip on a reeling and unreeling device for converging to obtain the single yarn, as the stress direction of the ultra-high molecular weight polyethylene thin film or strip is along the straightening direction of the molecular chain when it bears a load, the strength utilization ratio can be improved to the greatest extent.
  • the method for preparing the body by converging and twisting the ultra-high molecular weight polyethylene thin film or strip comprises: placing the ultra-high molecular weight polyethylene thin film or strip on the reeling and unreeling device for converging, and then placing the converged ultra-high molecular weight polyethylene thin film or strip on a double-twisting machine for twisting, wherein the twist is 1-50, the twisting direction is left twisting or right twisting, and the single yarn obtained by converging and twisting has an appropriate thickness and a high cohesion, can effectively prevent the body from fluffing due to friction and thus is more wear-resistant.
  • the single yarn prepared by converging or converging and twisting the ultra-high molecular weight polyethylene thin film or strip can be applied to preparation of fishing lines, deep water net cages, net pieces, drag nets and the like.
  • the embodiment provides a preparation method of a high-strength rope, comprising integrally arranging multiple single yarns to form the body, wherein each single yarn is prepared by converging or converging and twisting the ultra-high molecular weight polyethylene thin film or strip.
  • the high-strength rope in the embodiment at least comprises the body prepared by the ultra-high molecular weight polyethylene thin film or strip, the body comprises multiple single yarns, each single yarn is prepared by converging the ultra-high molecular weight polyethylene thin film or strip, or each single yarn is prepared by converging and twisting the ultra-high molecular weight polyethylene thin film or strip, and the high-strength rope in the embodiment has a rope-like structure.
  • Each single yarn is converted along the straightening direction of a molecular chain of the ultra-high molecular weight polyethylene thin film or strip.
  • the body with a higher strength can be obtained.
  • the multiple single yarns are converged into a whole, specifically comprising: placing the multiple single yarns on a reeling and unreeling device for converging, and the body prepared in this way can be applied to electric traction ropes, optical cable reinforcing cores and the like.
  • the multiple single yarns are twisted into a whole, and the method comprises: placing the multiple single yarns on a double-twisting machine for twisting, wherein the twist is 1-50, one part of the multiple single yarns is twisted in a left twisting direction, and the other part is twisted in a right twisting direction, it is also possible for all the multiple single yarns to be twisted in a left twisting or right twisting direction, and the body prepared in this way has a high strength and strong wear resistance, and can be applied to net pieces, deep water net cages, ocean-going drag nets, brake ropes, airfreight nets, guide ropes of helicopters, suspension ropes on deceleration parachutes and aircrafts, electric traction ropes and the like.
  • the multiple single yarns are woven into a whole, and the method comprises: placing the multiple single yarns on a weaving machine for weaving into a rope, wherein the number of the single yarns can be set according to need, and the body prepared in this way can be applied to guide ropes of helicopters, suspension ropes on deceleration parachutes and aircrafts, electric traction ropes, ship mooring ropes, cable ropes, anchoring ropes, tank drag ropes, mooring anchoring ropes, crashproof poles, cable reinforcing cores and the like.
  • the embodiment provides a preparation method of a high-strength rope, comprising: plying multiple yarn strands to obtain a body, wherein each yarn strand comprises multiple single yarns, and each single yarn is prepared by converging or converging and twisting an ultra-high molecular weight polyethylene thin film or strip.
  • the body of the high-strength rope in the embodiment is formed by plying the multiple yarn strands, wherein each yarn strand comprises multiple single yarns, each single yarn is prepared by converging the ultra-high molecular weight polyethylene thin film or strip, or each single yarn is prepared by converging and twisting the ultra-high molecular weight polyethylene thin film or strip; and the body of the high-strength rope in the embodiment has a rope-like structure.
  • the multiple single yarns included in each yarn strand are converged into a whole, and the yarn strands prepared in this way can be applied to electric traction ropes, cable reinforcing cores and the like.
  • the multiple single yarns included in each yarn strand are twisted into a whole, and the yarn strands prepared in this way can be applied to net pieces, deep water net cages, ocean-going drag nets, brake ropes, airfreight nets, guide ropes of helicopters, suspension ropes on deceleration parachutes and aircrafts, electric traction ropes and the like.
  • the multiple single yarns included in each yarn strand are woven into a whole, and the yarn strands prepared in this way can be applied to guide ropes of helicopters, suspension ropes on deceleration parachutes and aircrafts, electric traction ropes, ship mooring ropes, cable ropes, anchoring ropes, tank drag ropes, mooring anchoring ropes, crashproof poles, cable reinforcing cores and the like.
  • the multiple yarn strands are converged into a whole, and the method specifically comprises: placing the multiple yarn strands on a reeling and unreeling device for converging, wherein the multiple yarn strands are converged along the straightening direction of a molecular chain of the ultra-high molecular weight polyethylene thin film or strip, and the body prepared in this way can be applied to electric traction ropes, crashproof poles and optical cable reinforcing cores.
  • the multiple single yarns 301 are twisted into a whole, and the method specifically comprises: placing the multiple single yarns on a double-twisting machine for twisting, wherein one part of the multiple single yarns is twisted in a left twisting direction, and the other part is twisted in a right twisting direction, or it is also possible for all the multiple single yarns to be twisted in a left twisting or right twisting direction, and the body prepared in this way can be applied to net pieces, deep water net cages, ocean-going drag nets, brake ropes, airfreight nets, guide ropes of helicopters, suspension ropes on deceleration parachutes and aircrafts, electric traction ropes and the like.
  • the multiple single yarns 401 are woven into a whole, and the method specifically comprises: placing the multiple single yarns on a weaving machine for weaving, wherein the number of the single yarns can be set according to need, and the body prepared in this way can be applied to guide ropes of helicopters, suspension ropes on deceleration parachutes and aircrafts, electric traction ropes, ship mooring ropes, cable ropes, anchoring ropes, tank drag ropes, mooring anchoring ropes, crashproof poles, cable reinforcing cores and the like.
  • the breaking load (the load at break) can be above 8.5 tons, the production cost is low, and in addition, the body has the advantages of light weight, corrosion resistance, wear resistance, ultraviolet resistance, long service life, portability and the like.
  • the embodiment provides a high-strength rope, which at least comprises a body prepared from an ultra-high molecular weight polyethylene thin film or strip, the body comprises multiple single yarns, each single yarn is prepared by converging the ultra-high molecular weight polyethylene thin film or strip, or each single yarn is prepared by converging and twisting the ultra-high molecular weight polyethylene thin film or strip.
  • a hoisting strip comprises a sheath 501 and a bearing core 502, the body is the bearing core of the hoisting strip, the body has a strip-like structure, the multiple single yarns are woven into a whole to obtain the body, and the method comprises: placing the multiple single yarns on a weaving machine for weaving, and the number of the single yarns can be set according to need.
  • the hoisting strip prepared from the ultra-high molecular weight polyethylene thin film or strip bears the load, the ultra-high molecular weight polyethylene thin film or strip is stressed as a whole, so that the strength of the hoisting strip is relatively high, and the strength utilization ratio is effectively improved.
  • the strength of the hoisting strip prepared from the ultra-high molecular weight polyethylene thin film or strip is much higher than that of the hoisting strip prepared from ultra-high molecular weight polyethylene fibers with the same denier number, and the cost of the former is obviously lower than the latter.
  • the embodiment provides a high-strength rope, which at least comprises a body prepared from an ultra-high molecular weight polyethylene thin film or strip, the body comprises multiple yarn strands, each yarn strand comprises multiple single yarns, each single yarn is prepared by converging an ultra-high molecular weight polyethylene thin film or strip, or each single yarn is prepared by converging and twisting the ultra-high molecular weight polyethylene thin film or strip.
  • the body is a bearing core of a hoisting strip, and the body has a strip-like structure.
  • the multiple single yarns included in each yarn strand are converged into a whole.
  • the multiple single yarns included in each yarn strand are twisted into a whole.
  • the multiple single yarns included in each yarn strand are woven into a whole.
  • the multiple yarn strands are woven into a whole to obtain the body, and the method specifically comprises: placing the multiple yarn strands on a weaving machine for weaving, and the number of the yarn strands can be set according to actual requirements.
  • the hoisting strip prepared from the ultra-high molecular weight polyethylene thin film or strip bears the load, the ultra-high molecular weight polyethylene thin film or strip is stressed as a whole, so that the strength of the hoisting strip is relatively high, and the strength utilization ratio is effectively improved.
  • the strength of the hoisting strip prepared from the ultra-high molecular weight polyethylene thin film or strip is much higher than that of the hoisting strip prepared from ultra-high molecular weight polyethylene fibers with the same denier number, and the cost of the former is obviously lower than the latter.
  • relation terms such as first, second and the like herein are only used to differentiate one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations have any actual relation or sequence.
  • terms 'including', 'comprising' or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or equipment including a series of elements comprises not only those elements, but also other elements which are not listed clearly, or further comprise inherent elements of the process, method, article or equipment.
  • an element limited by the wording 'including one...' does not exclude that the process, method, article or equipment including the element further has other identical elements.

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  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ropes Or Cables (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Artificial Filaments (AREA)
EP13887418.5A 2013-06-20 2013-06-20 Cordage à haute résistance et son procédé de préparation Pending EP3012369A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/077546 WO2014201653A1 (fr) 2013-06-20 2013-06-20 Cordage à haute résistance et son procédé de préparation

Publications (2)

Publication Number Publication Date
EP3012369A1 true EP3012369A1 (fr) 2016-04-27
EP3012369A4 EP3012369A4 (fr) 2017-02-15

Family

ID=52103819

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13887418.5A Pending EP3012369A4 (fr) 2013-06-20 2013-06-20 Cordage à haute résistance et son procédé de préparation

Country Status (9)

Country Link
US (1) US20160145796A1 (fr)
EP (1) EP3012369A4 (fr)
JP (1) JP6298885B2 (fr)
KR (1) KR20160012198A (fr)
CN (1) CN205443753U (fr)
AU (1) AU2013393268B2 (fr)
CA (1) CA2914851A1 (fr)
EA (1) EA031187B1 (fr)
WO (1) WO2014201653A1 (fr)

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EA201592115A1 (ru) 2016-06-30
CA2914851A1 (fr) 2014-12-24
JP6298885B2 (ja) 2018-03-20
EP3012369A4 (fr) 2017-02-15
KR20160012198A (ko) 2016-02-02
AU2013393268B2 (en) 2017-04-13
EA031187B1 (ru) 2018-11-30
CN205443753U (zh) 2016-08-10
AU2013393268A1 (en) 2016-01-07
US20160145796A1 (en) 2016-05-26
JP2016528396A (ja) 2016-09-15
WO2014201653A1 (fr) 2014-12-24

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