JP7745782B2 - 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 - Google Patents

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

Info

Publication number
JP7745782B2
JP7745782B2 JP2024564326A JP2024564326A JP7745782B2 JP 7745782 B2 JP7745782 B2 JP 7745782B2 JP 2024564326 A JP2024564326 A JP 2024564326A JP 2024564326 A JP2024564326 A JP 2024564326A JP 7745782 B2 JP7745782 B2 JP 7745782B2
Authority
JP
Japan
Prior art keywords
melt
aromatic polyester
anisotropic aromatic
polyester fiber
kneading
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
JP2024564326A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024128110A5 (https=
JPWO2024128110A1 (https=
Inventor
孝太 研井
俊一 長谷川
祐二 荻野
利章 小林
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.)
Kuraray Co Ltd
Original Assignee
Kuraray 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 Kuraray Co Ltd filed Critical Kuraray Co Ltd
Publication of JPWO2024128110A1 publication Critical patent/JPWO2024128110A1/ja
Publication of JPWO2024128110A5 publication Critical patent/JPWO2024128110A5/ja
Application granted granted Critical
Publication of JP7745782B2 publication Critical patent/JP7745782B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • D01D5/08—Melt spinning methods
    • 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
    • D01D5/08—Melt spinning methods
    • D01D5/084—Heating filaments, threads or the like, leaving the spinnerettes
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Artificial Filaments (AREA)
  • Polyesters Or Polycarbonates (AREA)
JP2024564326A 2022-12-14 2023-12-07 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 Active JP7745782B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022199790 2022-12-14
JP2022199790 2022-12-14
PCT/JP2023/043771 WO2024128110A1 (ja) 2022-12-14 2023-12-07 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

Publications (3)

Publication Number Publication Date
JPWO2024128110A1 JPWO2024128110A1 (https=) 2024-06-20
JPWO2024128110A5 JPWO2024128110A5 (https=) 2025-08-08
JP7745782B2 true JP7745782B2 (ja) 2025-09-29

Family

ID=91484960

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024564326A Active JP7745782B2 (ja) 2022-12-14 2023-12-07 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

Country Status (6)

Country Link
EP (1) EP4636143A1 (https=)
JP (1) JP7745782B2 (https=)
KR (1) KR20250114511A (https=)
CN (1) CN120303453A (https=)
TW (1) TW202432922A (https=)
WO (1) WO2024128110A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012132851A1 (ja) 2011-03-29 2012-10-04 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
JP2014065995A (ja) 2012-09-27 2014-04-17 Kuraray Co Ltd 耐切創性に優れた溶融異方性芳香族ポリエステル繊維
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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03227407A (ja) 1990-01-29 1991-10-08 Kuraray Co Ltd 溶融異方性芳香族ポリエステルの紡糸方法
JP4114359B2 (ja) 2002-02-06 2008-07-09 マツダ株式会社 エンジンのポンプガスケット構造
JP5115471B2 (ja) 2008-12-25 2013-01-09 東レ株式会社 液晶性ポリエステル繊維及びその製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012132851A1 (ja) 2011-03-29 2012-10-04 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
JP2014065995A (ja) 2012-09-27 2014-04-17 Kuraray Co Ltd 耐切創性に優れた溶融異方性芳香族ポリエステル繊維
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

Also Published As

Publication number Publication date
KR20250114511A (ko) 2025-07-29
WO2024128110A8 (ja) 2025-05-30
TW202432922A (zh) 2024-08-16
JPWO2024128110A1 (https=) 2024-06-20
EP4636143A1 (en) 2025-10-22
WO2024128110A1 (ja) 2024-06-20
CN120303453A (zh) 2025-07-11

Similar Documents

Publication Publication Date Title
KR101775142B1 (ko) 고강도 폴리에틸렌 멀티필라멘트 섬유 및 제조방법
KR101306235B1 (ko) 크리이프 특성이 우수한 산업용 고강도 폴리에스테르 원사 및 그 제조방법
EP2799600A1 (en) Liquid-crystalline polyester multifilament
EP3913118B1 (en) Liquid crystal polyester multi-filament and method for manufacturing same
US20230055144A1 (en) Liquid crystal polyester fibers and method for producing same
JP2025143512A (ja) 液晶ポリエステル繊維およびその製造方法
JPS6125804B2 (https=)
KR101440570B1 (ko) 폴리에틸렌 섬유 및 그의 제조방법
TW201333288A (zh) 非常高分子量之聚醯胺長絲的製備
JP5187224B2 (ja) 溶融液晶性ポリエステル繊維の製造方法
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
JP2009068149A (ja) 細繊度ポリフェニレンスルフィドモノフィラメントおよびその製造方法
JP2017031525A (ja) 液晶ポリエステルマルチフィラメントの製造方法
CA2491647C (en) Spinning method
JP4791844B2 (ja) ポリエステル繊維
TW202307298A (zh) 聚苯硫醚單絲纖維及其製造方法、以及纖維包裝
JP6953776B2 (ja) 液晶ポリエステルマルチフィラメント
JP7742952B2 (ja) 液晶ポリエステル繊維およびその製造方法
JP2021155887A (ja) 液晶ポリエステル繊維およびその製造方法
CN114502784A (zh) 聚乙烯纱线、制造该聚乙烯纱线的方法和包括该聚乙烯纱线的皮肤凉感织物
KR20160137641A (ko) 복합 폴리에틸렌 나프탈레이트 물질로부터의 산업용 얀 제조를 위한 시스템

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250724

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20250724

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20250724

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20250902

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20250916

R150 Certificate of patent or registration of utility model

Ref document number: 7745782

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150