KR970006563A - Polyurethane Elastic Fiber Manufacturing Method - Google Patents

Polyurethane Elastic Fiber Manufacturing Method Download PDF

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Publication number
KR970006563A
KR970006563A KR1019950020277A KR19950020277A KR970006563A KR 970006563 A KR970006563 A KR 970006563A KR 1019950020277 A KR1019950020277 A KR 1019950020277A KR 19950020277 A KR19950020277 A KR 19950020277A KR 970006563 A KR970006563 A KR 970006563A
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KR
South Korea
Prior art keywords
elastic fiber
polyurethane
diol
producing
chain
Prior art date
Application number
KR1019950020277A
Other languages
Korean (ko)
Other versions
KR0131833B1 (en
Inventor
임대우
연원희
이홍우
기영철
임태환
한영화
김영길
Original Assignee
박홍기
제일합섬 주식회사
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Publication date
Application filed by 박홍기, 제일합섬 주식회사 filed Critical 박홍기
Priority to KR1019950020277A priority Critical patent/KR0131833B1/en
Publication of KR970006563A publication Critical patent/KR970006563A/en
Application granted granted Critical
Publication of KR0131833B1 publication Critical patent/KR0131833B1/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
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • 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
    • D01D5/04—Dry spinning methods
    • 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
    • D01F6/70—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyurethanes
    • 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
    • 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
    • D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/32—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic
    • 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
    • D10B2331/10—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyurethanes
    • 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
    • D10B2401/061—Load-responsive characteristics elastic

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Artificial Filaments (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

본 발명은 분자량이 1000~3000인 폴리에테르 디올 및 분자량이 500~3000인 폴리카보네이트 디올로 구성된 디올화합물,제 3 급 아미노기를 최소한 1개 포함하는 것으로 아미노기 2~7개를 갖고 탄소수 3~12개인 폴리올 및 디이소시아네이트화합물을 혼합하여 예비중합물을 제조한 다음, 용제와 일정비율로 혼합한 후, 쇄성장제와 쇄정지제를 첨가하여 방사에 적당한 점도의 중합체를 제조한 후 내열성 향상제를 첨가함을 특징으로 하는 폴리우레탄계 탄성섬유의 제조방법에 관한 것이다.The present invention comprises a diol compound composed of polyether diols having a molecular weight of 1000 to 3000 and polycarbonate diols having a molecular weight of 500 to 3000, containing at least one tertiary amino group, having 2 to 7 amino groups and 3 to 12 carbon atoms After preparing a prepolymer by mixing a polyol and a diisocyanate compound, and then mixing with a solvent in a certain ratio, and then adding a chain growth agent and a chain stopper to prepare a polymer having a viscosity suitable for spinning, and then adding a heat resistance enhancer The present invention relates to a method for producing a polyurethane-based elastic fiber.

Description

폴리우레탄계 탄성섬유의 제조방법Polyurethane Elastic Fiber Manufacturing Method

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

Claims (7)

수평균 분자량이 1000~3000인 폴리에테르 디올(A-1) 및 수평균 분자량이 500~3000인 폴리카보네이트디올(A-2)로 구성된 장쇄 디올(A), 제3급 아미노기를 최소한 1개 포함하는 것으로 아미노기수 2~7개를 갖고탄소수 3~12개인 폴리올(B) 및 디이소시아네이트 화합물(C)을 혼합하여 예비중합물을 제조하고, 용제와 일정비율로 혼합한 후, 쇄성장제와쇄정지제를 첨가하여 방사에 적당한 점도의 중합체를 제조한 후 하기 일반식(Ⅰ)로 표현되는 내열성 향상제를 첨가하고 방사함을 특징으로 하는 폴리우레탄계 탄성섬유의 제조방법.A long chain diol (A) consisting of a polyether diol (A-1) having a number average molecular weight of 1000 to 3000 and a polycarbonate diol (A-2) having a number average molecular weight of 500 to 3000, and containing at least one tertiary amino group After preparing a prepolymer by mixing a polyol (B) and a diisocyanate compound (C) having 2 to 7 amino groups and having 3 to 12 carbon atoms, and mixing the solvent with a fixed ratio, the chain growth agent and chain stop A method for producing a polyurethane-based elastic fiber characterized by adding a spinning agent to prepare a polymer having a suitable viscosity for spinning, and then adding and spinning a heat resistance improver represented by the following general formula (I). (여기서, R1, R2, R3, R4는 수소원자 또는 탄소수가 1~10인 알킬기 또는 아릴기이며, R5는 탄소수 1~10의 알킬렌기 또는 벤젠링이다.)(Wherein R 1 , R 2 , R 3 and R 4 are hydrogen atoms or alkyl or aryl groups having 1 to 10 carbon atoms, and R 5 is an alkylene group or benzene ring having 1 to 10 carbon atoms.) 제1항에 있어서, 장쇄 디올(A)중 폴리에테르 디올(A-1)과 폴리카보네이트 디올(A-2)은 (A-2)/(A-1)=0.2~10의 몰비율로 사용함을 특징으로 하는 폴리우레탄계 탄성섬유의 제조방법.The polyether diol (A-1) and the polycarbonate diol (A-2) of the long chain diol (A) are used in a molar ratio of (A-2) / (A-1) = 0.2-10. Method for producing a polyurethane-based elastic fiber, characterized in that. 제1항에 있어서, 디올 화합물(A)과 폴리올(B)은 A/B=5~50의 몰비율로 사용됨을 특징으로 하는 폴리우레탄계 탄성섬유의 제조방법.The method for producing a polyurethane-based elastic fiber according to claim 1, wherein the diol compound (A) and the polyol (B) are used in a molar ratio of A / B = 5 to 50. 제1항에 있어서, 디이소시아네이트 화합물(C)은 장쇄 디올(A)과 폴리올(B)에 대해 C/(A+B)=1.23~2.7의 몰비율로 사용함을 특징으로 하는 폴리우레탄계 탄성섬유의 제조방법.The polyurethane-based elastic fiber of claim 1, wherein the diisocyanate compound (C) is used at a molar ratio of C / (A + B) = 1.23 to 2.7 with respect to the long-chain diol (A) and the polyol (B). Manufacturing method. 제1항에 있어서, 쇄성장제로 디아민화합물을 예비중합물에 대하여 0.50~0.98몰% 사용함을 특징으로 하는폴리우레탄계 탄성섬유의 제조방법.The method for producing a polyurethane-based elastic fiber according to claim 1, wherein a diamine compound is used in the range of 0.50 to 0.98 mol% based on the prepolymer. 제1항에 있어서, 쇄정지제로 모노아민을 전체아민 사용량에 대해 1~30몰% 특징으로 하는 폴리우레탄계 탄성섬유의 제조방법.The method for producing a polyurethane-based elastic fiber according to claim 1, wherein the chain stopper is 1 to 30 mol% of monoamine based on the total amount of amine. 제1항에 있어서, 내열성 향상제의 사용량은 중합체 고형분에 대해 0.01~1중량% 임을 특징으로 하는 폴리우레탄계 탄성섬유의 제조방법.The method of claim 1, wherein the amount of the heat resistance improver is 0.01 to 1% by weight based on the polymer solid content. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950020277A 1995-07-11 1995-07-11 Manufacturing method of ployurethane KR0131833B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950020277A KR0131833B1 (en) 1995-07-11 1995-07-11 Manufacturing method of ployurethane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950020277A KR0131833B1 (en) 1995-07-11 1995-07-11 Manufacturing method of ployurethane

Publications (2)

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KR970006563A true KR970006563A (en) 1997-02-21
KR0131833B1 KR0131833B1 (en) 1998-04-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100521039B1 (en) * 1999-01-19 2005-10-12 주식회사 효성 Process for preparing polyurethane e1astomer of good eveness

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100719044B1 (en) * 2001-04-19 2007-05-16 주식회사 코오롱 A polyurethane type elastic fiber, and a process of preparing for the same
KR101255453B1 (en) * 2010-12-31 2013-04-17 주식회사 효성 A Process for Preparing Polyurethaneurea Elastic Fiber having high Power and elongation
EP2912216B1 (en) * 2012-10-23 2016-03-23 Lubrizol Advanced Materials, Inc. Dyeable and flame-retarded thermoplastic polyurethane fibers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100521039B1 (en) * 1999-01-19 2005-10-12 주식회사 효성 Process for preparing polyurethane e1astomer of good eveness

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KR0131833B1 (en) 1998-04-16

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