KR910700365A - Manufacturing method of dimensional stability polyester - Google Patents

Manufacturing method of dimensional stability polyester

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Publication number
KR910700365A
KR910700365A KR1019900701964A KR900701964A KR910700365A KR 910700365 A KR910700365 A KR 910700365A KR 1019900701964 A KR1019900701964 A KR 1019900701964A KR 900701964 A KR900701964 A KR 900701964A KR 910700365 A KR910700365 A KR 910700365A
Authority
KR
South Korea
Prior art keywords
multifiber
yarn
polyethylene terephthalate
filaments
multifiber yarn
Prior art date
Application number
KR1019900701964A
Other languages
Korean (ko)
Other versions
KR0140230B1 (en
Inventor
찰스 햄린 맥스웰
하워드 러크 토마스
제이 넬슨 찰스
Original Assignee
제라드 피이. 루우니
알라이드-시그날 인코포레이티드
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.)
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Publication of KR910700365A publication Critical patent/KR910700365A/en
Application granted granted Critical
Publication of KR0140230B1 publication Critical patent/KR0140230B1/en

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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
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Filaments (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

내용 없음.No content.

Description

치수 안정성 폴리에스테르 사의 제조방법Manufacturing method of dimensional stability polyester

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도 및 제2도는 각각 본 발명의 방법을 실시하는데 유용한 장치 및 기구의 개략도이다.1 and 2 are schematic diagrams of apparatus and apparatus useful for practicing the method of the present invention, respectively.

Claims (10)

다음 단계들을 포함하여 구성되는 2.5dpf 이상의 필라멘트들을 갖는 치수 안정성 연신 폴리에틸렌 테레프탈레이트 다섬유사의 제조방법. (a) 다수의 압출공(extrusion orifices)을 갖는 방적 돌기를 통하여 폴리에틸렌 테레프탈레이트 중합체 용융물을 압출시켜 필라멘트들(다섬유사)을 형성하고; (b) 압출된 다섬유사를 먼저 지연지역(delay zone)을 통하여 진행시킨 다음 냉각 지역(quenching zone)을 통과시켜 필라멘트들을 조절된 방식으로 고화시키고; (c) 고화된 다섬유사를 소정 방사속도(V)에서 냉각지역으로 부터 회수하고; 한편, 상기 단계 (a)-(c)는 0.020 이상의 비연산 복굴절율(△nu ) (여기서 △nu =RfV2.0IV2.4=IV 는 비연신사의 고유점도로서 0.80 이상이고 Rf는 9.0 × 10-3이상임)을 갖는 부분-배열된(partiallyoriented) 다섬유사를 형성하도록 수행됨. (d) 부분-배열된 다섬유사를 고온 연신시킴.A method for producing a dimensionally stable stretched polyethylene terephthalate multifiber yarn having filaments of 2.5 dpf or more comprising the following steps. (a) extruding a polyethylene terephthalate polymer melt through a spinneret having a plurality of extrusion orifices to form filaments (multifiber yarn); (b) running the extruded multifiber yarn first through a delay zone and then through a quenching zone to solidify the filaments in a controlled manner; (c) recovering the solidified multifiber yarn from the cooling zone at a predetermined spinning speed (V); On the other hand, the steps (a)-(c) is a non-operational birefringence (△ nu) of 0.020 or more (where Δnu = R f V 2.0 IV 2.4 = IV is the intrinsic viscosity of the non-drawn yarn more than 0.80 and R f is 9.0 × At least 10 −3 ) to form a partially-oriented multifiber yarn. (d) High temperature drawing of partially-arranged multifiber yarns. 제1항에 있어서, Rf가 15×10-3이상인 것을 특징으로 하는 제조방법.The method according to claim 1, wherein R f is at least 15 × 10 −3 . 제1항에 있어서, Rf=RrRe이며 Re가 10.5×10-2이상인 것을 특징으로 하는 제조방법.The method according to claim 1, wherein R f = R r Re and Re is 10.5 × 10 −2 or more. 제3항에 있어서, Re가 13×10-2이상인 것을 특징으로 하는 제조방법.The manufacturing method of Claim 3 whose Re is 13 * 10 <-2> or more. 제1항에 있어서, IV가 0.80-0.95이고 △nu가 7.0×10-3V2이상인 것을 특징으로 하는 제조방법.The method according to claim 1, wherein IV is 0.80-0.95 and Δnu is 7.0 × 10 −3 V 2 or more. 제5항에 있어서, △nu가 11.5×10-3V2이상인 것을 특징으로 하는 제조방법.The method according to claim 5, wherein? Nu is 11.5 × 10 −3 V 2 or more. 제1항에 있어서, IV가 0.85이상인 것을 특징으로 하는 제조방법.The method according to claim 1, wherein the IV is 0.85 or more. 제1항에 있어서, 상기 압출공의 직경이 0.068cm 이상인 것을 특징으로 하는 제조방법.The method according to claim 1, wherein the diameter of the extruded hole is 0.068 cm or more. 제1항에 있어서, 상기 폴리에틸렌 테레프탈레이트를 중합하는 단계를 포함하여, 연속적인 중합/직접 용융방사 공정으로 이루어지는 것을 특징으로 하는 제조방법.The process according to claim 1, comprising the step of polymerizing the polyethylene terephthalate, followed by a continuous polymerization / direct melt spinning process. 제1항 또는 제9항에 있어서, 상기 폴리에틸렌 테레프탈레이트가 분자량 중량제부재하에 중합된 것임을 특징으로 하는 제조방법.10. The method according to claim 1 or 9, wherein the polyethylene terephthalate is polymerized in the absence of a molecular weight weighting agent. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900701964A 1989-01-03 1989-11-17 Manufacturing method of dimensional stability polyester yarn KR0140230B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US29286489A 1989-01-03 1989-01-03
US292,864 1989-01-03
PCT/US1989/005081 WO1990007592A1 (en) 1989-01-03 1989-11-17 Process for dimensionally stable polyester yarn

Publications (2)

Publication Number Publication Date
KR910700365A true KR910700365A (en) 1991-03-15
KR0140230B1 KR0140230B1 (en) 1998-07-01

Family

ID=23126542

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900701964A KR0140230B1 (en) 1989-01-03 1989-11-17 Manufacturing method of dimensional stability polyester yarn

Country Status (11)

Country Link
EP (1) EP0452405B1 (en)
KR (1) KR0140230B1 (en)
CN (1) CN1021919C (en)
AU (1) AU635241B2 (en)
BR (1) BR8907870A (en)
CA (1) CA2004942C (en)
ES (1) ES2034855T3 (en)
ID (1) ID1015B (en)
MX (1) MX170066B (en)
TR (1) TR25058A (en)
WO (1) WO1990007592A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ID846B (en) † 1991-12-13 1996-08-01 Kolon Inc FIBER YARN, POLYESTER TIRE THREAD AND HOW TO PRODUCE IT
KR100392965B1 (en) * 1995-03-02 2003-10-30 도레이 가부시끼가이샤 Polyester high-purity fragrance-stretched fiber and manufacturing method thereof
CN1044500C (en) * 1995-09-12 1999-08-04 南亚塑胶工业股份有限公司 Improved process for making filament-blended profiled-section combined filament yarn of polyester
KR100523809B1 (en) * 2000-10-06 2005-10-25 주식회사 효성 Preparation of Polyester Fiber
CN102925998A (en) * 2011-08-12 2013-02-13 江苏省衣维新投资发展有限公司 Slow cooling device of tows used for fine denier spinning
CN102925999A (en) * 2011-08-12 2013-02-13 江苏省衣维新投资发展有限公司 Silk flock slowly-cooling method for fine-denier spinning

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4101525A (en) * 1976-10-26 1978-07-18 Celanese Corporation Polyester yarn of high strength possessing an unusually stable internal structure
JPS57154410A (en) * 1981-03-13 1982-09-24 Toray Ind Inc Polyethylene terephthalate fiber and its production
US4690866A (en) * 1984-07-09 1987-09-01 Teijin Limited Polyester fiber

Also Published As

Publication number Publication date
CA2004942C (en) 1999-10-05
CN1043965A (en) 1990-07-18
EP0452405B1 (en) 1992-09-16
AU635241B2 (en) 1993-03-18
BR8907870A (en) 1991-10-22
MX170066B (en) 1993-08-05
CA2004942A1 (en) 1990-07-03
ES2034855T3 (en) 1993-04-01
EP0452405A1 (en) 1991-10-23
WO1990007592A1 (en) 1990-07-12
TR25058A (en) 1992-11-01
KR0140230B1 (en) 1998-07-01
AU4969690A (en) 1990-08-01
CN1021919C (en) 1993-08-25
ID1015B (en) 1996-10-17

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