KR102765332B1 - 액정 폴리에스테르 섬유 및 그 제조 방법 - Google Patents

액정 폴리에스테르 섬유 및 그 제조 방법 Download PDF

Info

Publication number
KR102765332B1
KR102765332B1 KR1020227033370A KR20227033370A KR102765332B1 KR 102765332 B1 KR102765332 B1 KR 102765332B1 KR 1020227033370 A KR1020227033370 A KR 1020227033370A KR 20227033370 A KR20227033370 A KR 20227033370A KR 102765332 B1 KR102765332 B1 KR 102765332B1
Authority
KR
South Korea
Prior art keywords
crystal polyester
liquid crystal
polyester fiber
solid
yarn
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.)
Active
Application number
KR1020227033370A
Other languages
English (en)
Korean (ko)
Other versions
KR20220140861A (ko
Inventor
게이이치 이케하타
유키히로 데라모토
준야 이데
Original Assignee
주식회사 쿠라레
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 주식회사 쿠라레 filed Critical 주식회사 쿠라레
Publication of KR20220140861A publication Critical patent/KR20220140861A/ko
Application granted granted Critical
Publication of KR102765332B1 publication Critical patent/KR102765332B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/60—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
    • C08G63/605—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds the hydroxy and carboxylic groups being bound to aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78—Preparation processes
    • C08G63/80—Solid-state polycondensation
    • 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
    • D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
    • D01D10/02—Heat treatment
    • 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
    • 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
    • D01F6/78—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products
    • D01F6/84—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products from copolyesters
    • 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
    • D02J1/18—Separating or spreading
    • 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
    • D02J13/001—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 tube or vessel
    • 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]
    • 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
    • D10B2401/00—Physical properties
    • D10B2401/06—Load-responsive characteristics
    • D10B2401/063—Load-responsive characteristics high strength
    • 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
    • D10B2505/00—Industrial
    • D10B2505/02—Reinforcing materials; Prepregs

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Filaments (AREA)
  • Polyesters Or Polycarbonates (AREA)
KR1020227033370A 2020-04-10 2021-02-18 액정 폴리에스테르 섬유 및 그 제조 방법 Active KR102765332B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020070885 2020-04-10
JPJP-P-2020-070885 2020-04-10
PCT/JP2021/006143 WO2021205757A1 (ja) 2020-04-10 2021-02-18 液晶ポリエステル繊維およびその製造方法

Publications (2)

Publication Number Publication Date
KR20220140861A KR20220140861A (ko) 2022-10-18
KR102765332B1 true KR102765332B1 (ko) 2025-02-07

Family

ID=78022558

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227033370A Active KR102765332B1 (ko) 2020-04-10 2021-02-18 액정 폴리에스테르 섬유 및 그 제조 방법

Country Status (8)

Country Link
US (1) US20230055144A1 (https=)
EP (1) EP4134473B1 (https=)
JP (1) JP7408783B2 (https=)
KR (1) KR102765332B1 (https=)
CN (1) CN115398048B (https=)
DK (1) DK4134473T3 (https=)
TW (1) TWI872220B (https=)
WO (1) WO2021205757A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7742952B2 (ja) * 2022-12-14 2025-09-22 株式会社クラレ 液晶ポリエステル繊維およびその製造方法
CN118441390B (zh) * 2024-05-31 2025-10-17 武汉纺织大学 一种增强液晶态聚芳酯纳米纤维的方法
CN121250610B (zh) * 2025-12-02 2026-03-20 浙江海利得科技有限公司 一种改善液晶聚芳酯纤维的固相聚合后热处理方法及装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101412284B1 (ko) 2007-02-28 2014-06-25 도레이 카부시키가이샤 액정 폴리에스테르 섬유 및 그의 제조 방법
JP2016176161A (ja) * 2015-03-20 2016-10-06 東レ株式会社 液晶ポリエステルマルチフィラメント
JP2018040077A (ja) 2016-09-07 2018-03-15 東レ株式会社 液晶ポリエステルマルチフィラメント

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5217595A (en) * 1975-08-01 1977-02-09 Teijin Ltd Process for producing polyesters with high polymerization degree
JPS61287922A (ja) * 1985-06-14 1986-12-18 Toyobo Co Ltd 弾性ポリエステルの製造法
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
EP1760104B1 (en) * 2004-06-22 2019-01-02 Toray Industries, Inc. Liquid-crystalline resin, process for producing the same, composition of liquid-crystalline resin, and molded article
US9011743B2 (en) * 2009-03-11 2015-04-21 Toray Industries, Inc. Liquid crystal polyester fibers and method for producing the same
US9758903B2 (en) * 2009-04-14 2017-09-12 Kolon Industries, Inc. Polyester fiber for airbag and preparation method thereof
KR101647414B1 (ko) * 2011-03-29 2016-08-10 도레이 카부시키가이샤 액정 폴리에스테르 섬유 및 그 제조 방법
CN106414820A (zh) * 2014-01-31 2017-02-15 东丽株式会社 液晶聚酯纤维及其制造方法
JP6499029B2 (ja) 2014-12-26 2019-04-10 株式会社クラレ 振動減衰部材製造用シート状物、このシート状物を用いた振動減衰部材およびその製造方法
CN105542136A (zh) * 2015-12-30 2016-05-04 金发科技股份有限公司 一种液晶聚酯和由其组成的液晶聚酯组合物
CN105504247A (zh) * 2015-12-30 2016-04-20 金发科技股份有限公司 一种液晶聚酯和由其组成的液晶聚酯组合物
JP6953776B2 (ja) 2017-04-28 2021-10-27 東レ株式会社 液晶ポリエステルマルチフィラメント
EP3926081A4 (en) * 2019-02-12 2023-07-05 Toray Industries, Inc. Liquid-crystal polyester multifilament, and high-level processed product comprising same
HUE067274T2 (hu) 2019-02-26 2024-10-28 Kuraray Co Folyadékkristályos poliészter többszálas szál és eljárás annak elõállítására
WO2022113802A1 (ja) * 2020-11-25 2022-06-02 株式会社クラレ 液晶ポリエステル繊維およびその製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101412284B1 (ko) 2007-02-28 2014-06-25 도레이 카부시키가이샤 액정 폴리에스테르 섬유 및 그의 제조 방법
JP2016176161A (ja) * 2015-03-20 2016-10-06 東レ株式会社 液晶ポリエステルマルチフィラメント
JP2018040077A (ja) 2016-09-07 2018-03-15 東レ株式会社 液晶ポリエステルマルチフィラメント

Also Published As

Publication number Publication date
DK4134473T3 (da) 2026-04-13
EP4134473A4 (en) 2024-09-25
EP4134473A1 (en) 2023-02-15
JP7408783B2 (ja) 2024-01-05
TWI872220B (zh) 2025-02-11
EP4134473B1 (en) 2026-04-01
CN115398048B (zh) 2024-12-10
US20230055144A1 (en) 2023-02-23
CN115398048A (zh) 2022-11-25
JPWO2021205757A1 (https=) 2021-10-14
TW202144636A (zh) 2021-12-01
WO2021205757A1 (ja) 2021-10-14
KR20220140861A (ko) 2022-10-18

Similar Documents

Publication Publication Date Title
KR102765332B1 (ko) 액정 폴리에스테르 섬유 및 그 제조 방법
EP2407583B1 (en) Liquid crystal polyester fibers and method for producing the same
EP2123807B1 (en) Liquid crystalline polyester fiber and process for production of the same
EP2799600B1 (en) Liquid-crystalline polyester multifilament
JP5286827B2 (ja) 液晶ポリエステル繊維
EP3913118B1 (en) Liquid crystal polyester multi-filament and method for manufacturing same
KR102857824B1 (ko) 액정 폴리에스테르 멀티필라멘트 및 그것으로 이루어지는 고차 가공 제품
JP5428271B2 (ja) 液晶ポリエステル繊維の製造方法
JP2025143512A (ja) 液晶ポリエステル繊維およびその製造方法
JP2010189819A (ja) 溶融液晶性ポリエステル繊維の製造方法
JP5115471B2 (ja) 液晶性ポリエステル繊維及びその製造方法
JP2017031525A (ja) 液晶ポリエステルマルチフィラメントの製造方法
JP7573373B2 (ja) 液晶ポリエステル繊維およびその製造方法
JP7742952B2 (ja) 液晶ポリエステル繊維およびその製造方法
JP7745782B2 (ja) 溶融異方性芳香族ポリエステル繊維およびその製造方法
WO2025142832A1 (ja) 液晶ポリエステル繊維およびその製造方法

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

R18 Changes to party contact information recorded

Free format text: ST27 STATUS EVENT CODE: A-5-5-R10-R18-OTH-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000