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DK3913118T3 - Flydende krystalpolyester-multifilament og fremgangsmåde til fremstilling heraf - Google Patents

Flydende krystalpolyester-multifilament og fremgangsmåde til fremstilling heraf Download PDF

Info

Publication number
DK3913118T3
DK3913118T3 DK20763873.5T DK20763873T DK3913118T3 DK 3913118 T3 DK3913118 T3 DK 3913118T3 DK 20763873 T DK20763873 T DK 20763873T DK 3913118 T3 DK3913118 T3 DK 3913118T3
Authority
DK
Denmark
Prior art keywords
making
liquid crystal
same
crystal polyester
polyester multifilament
Prior art date
Application number
DK20763873.5T
Other languages
English (en)
Inventor
Keiichi Ikehata
Junya Ide
Original Assignee
Kuraray Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=72239461&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK3913118(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kuraray Co filed Critical Kuraray Co
Application granted granted Critical
Publication of DK3913118T3 publication Critical patent/DK3913118T3/da

Links

Classifications

    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
    • D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
    • D02J1/225—Mechanical characteristics of stretching apparatus
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J13/00—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass
    • D02J13/006—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass in a fluid bed
    • 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
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
    • 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
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
    • D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J11/00—Combinations, not covered by any one of the preceding groups, of processes provided for in such groups; Plant for carrying-out such combinations of processes
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J13/00—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Artificial Filaments (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
DK20763873.5T 2019-02-26 2020-02-17 Flydende krystalpolyester-multifilament og fremgangsmåde til fremstilling heraf DK3913118T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019033067 2019-02-26
PCT/JP2020/006104 WO2020175216A1 (ja) 2019-02-26 2020-02-17 液晶ポリエステルマルチフィラメント及びその製造方法

Publications (1)

Publication Number Publication Date
DK3913118T3 true DK3913118T3 (da) 2024-05-27

Family

ID=72239461

Family Applications (1)

Application Number Title Priority Date Filing Date
DK20763873.5T DK3913118T3 (da) 2019-02-26 2020-02-17 Flydende krystalpolyester-multifilament og fremgangsmåde til fremstilling heraf

Country Status (8)

Country Link
US (2) US20220119991A1 (da)
EP (1) EP3913118B1 (da)
JP (1) JP7214827B2 (da)
CN (1) CN113508197B (da)
DK (1) DK3913118T3 (da)
HU (1) HUE067274T2 (da)
TW (1) TWI849063B (da)
WO (1) WO2020175216A1 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220098760A1 (en) * 2019-02-12 2022-03-31 Toray Industries, Inc. Liquid-crystal polyester multifilament, and high-level processed product comprising same
KR102765332B1 (ko) * 2020-04-10 2025-02-07 주식회사 쿠라레 액정 폴리에스테르 섬유 및 그 제조 방법

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57159816A (en) * 1981-03-30 1982-10-02 Asahi Chem Ind Co Ltd Fiber or film prepared from polyester having flow birefringence
US4362777A (en) * 1982-01-19 1982-12-07 E. I. Du Pont De Nemours And Company Nonwoven sheets of filaments of anisotropic melt-forming polymers and method thereof
JPS58502227A (ja) * 1982-01-19 1983-12-22 イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ− 糸の熱強化方法の促進
FR2545107B1 (fr) * 1983-04-29 1985-06-28 Rhone Poulenc Fibres Procede pour ameliorer la regularite de structure des filaments a base de polymeres thermoplastiques
JPS60239512A (ja) * 1984-05-07 1985-11-28 Asahi Chem Ind Co Ltd ポリエステル繊維の製造方法
JPH0814043B2 (ja) 1985-08-23 1996-02-14 住友化学工業株式会社 芳香族ポリエステル繊維の熱処理方法
JPH03260114A (ja) * 1990-03-07 1991-11-20 Kuraray Co Ltd 溶融異方性ポリマーからなる高弾性率繊維の製造方法
US6129878A (en) * 1998-09-10 2000-10-10 Celanese Acetate Llc Process for direct on-bobbin heat treating of high denier filaments of thermotropic liquid crystalline polymers
US8673174B2 (en) * 2007-02-28 2014-03-18 Toray Industries, Inc. Liquid crystalline polyester fiber and process for production of the same
JPWO2015115259A1 (ja) * 2014-01-31 2017-03-23 東レ株式会社 液晶ポリエステル繊維およびその製造方法
JP6428421B2 (ja) 2015-03-20 2018-11-28 東レ株式会社 液晶ポリエステルマルチフィラメント
JP6395054B2 (ja) * 2015-03-31 2018-09-26 東レ株式会社 液晶ポリエステルマルチフィラメント
JP6753110B2 (ja) * 2016-03-30 2020-09-09 東レ株式会社 液晶ポリエステルマルチフィラメント、その製造方法および高次加工製品
CN107938014B (zh) 2017-11-30 2020-04-28 中原工学院 一种阻燃液晶聚酯纤维的制备方法
CN108299632A (zh) * 2017-12-26 2018-07-20 上海普利特化工新材料有限公司 一种液晶聚酯及其应用
PT3760773T (pt) * 2018-03-02 2023-10-16 Toray Industries Cordão torcido de multifilamentos em poliéster de cristal líquido, método de produção para o seu fabrico, e produto que compreende o referido cordão torcido
US20220098760A1 (en) * 2019-02-12 2022-03-31 Toray Industries, Inc. Liquid-crystal polyester multifilament, and high-level processed product comprising same

Also Published As

Publication number Publication date
JP7214827B2 (ja) 2023-01-30
TWI849063B (zh) 2024-07-21
US20250075381A1 (en) 2025-03-06
WO2020175216A1 (ja) 2020-09-03
EP3913118A4 (en) 2023-04-12
HUE067274T2 (hu) 2024-10-28
EP3913118B1 (en) 2024-05-22
JPWO2020175216A1 (ja) 2021-12-09
TW202035821A (zh) 2020-10-01
EP3913118A1 (en) 2021-11-24
US20220119991A1 (en) 2022-04-21
CN113508197B (zh) 2024-03-08
CN113508197A (zh) 2021-10-15

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