KR960023326A - Manufacturing method of polyurethane-based elastic fiber excellent in light resistance and heat resistance - Google Patents

Manufacturing method of polyurethane-based elastic fiber excellent in light resistance and heat resistance Download PDF

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Publication number
KR960023326A
KR960023326A KR1019940039822A KR19940039822A KR960023326A KR 960023326 A KR960023326 A KR 960023326A KR 1019940039822 A KR1019940039822 A KR 1019940039822A KR 19940039822 A KR19940039822 A KR 19940039822A KR 960023326 A KR960023326 A KR 960023326A
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KR
South Korea
Prior art keywords
elastic fiber
polyurethane elastic
diol
chain
producing
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KR1019940039822A
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Korean (ko)
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KR970010729B1 (en
Inventor
임대우
이재철
이흥우
임태환
기영철
연원희
한영화
김영길
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박홍기
제일합섬 주식회사
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Priority to KR1019940039822A priority Critical patent/KR970010729B1/en
Publication of KR960023326A publication Critical patent/KR960023326A/en
Application granted granted Critical
Publication of KR970010729B1 publication Critical patent/KR970010729B1/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
    • 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
    • D01F1/07—Addition of substances to the spinning solution or to the melt for making fire- or flame-proof filaments
    • 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
    • D01F1/106—Radiation shielding agents, e.g. absorbing, reflecting agents
    • 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
    • D02G3/22—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
    • 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
    • D10B2401/22—Physical properties protective against sunlight or UV radiation

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

Abstract

본 발명은 폴리우레탄 탄성섬유의 고유한 물성을 유지하면서도 빛(자외선)에 의한 물성저하와 변색을 방지하고, 고온염색이 가능하도록 내광성 및 내열성을 향상시킨 우수한 폴리우레탄 탄성섬유의 방법에 관한 것으로, 수평균 분자량 1,000∼3,000의 폴리에테르 디올(A-1)과 수평균 분자량 800∼2500의 폴리카보네이트 디올(A-2)을 혼합시킨 장쇄 디올(A)과 제3급 수산기를 최소한 1개 가지는 것으로 수산기수 3∼6개, 탄소수 4∼10개의 폴리올(B)을 과잉의 유기디이소시아네이트 화합물(C)과 예비중합하여 용제와 일정비율로 혼합시킨 후 쇄성장제인 디아민 화합물(D)을 예비중합하여 0.60∼0.98몰%, 사용하여 쇄성장시키고 쇄정지제인 모노아민(E)을 전체아민 사용량의 1∼30몰% 되도록 첨가하여 중합을 완료한 후 자외선 안정제(F)를 폴리머 고형분에 대해 0.05∼3중량% 되도록 첨가하고 방사하므로써 제조된다.The present invention relates to a method of an excellent polyurethane elastic fiber that has improved the light resistance and heat resistance to prevent the degradation of physical properties and discoloration caused by light (ultraviolet rays), and to allow high temperature dyeing while maintaining the inherent properties of the polyurethane elastic fiber. Having at least one long-chain diol (A) and a tertiary hydroxyl group in which a polyether diol (A-1) having a number average molecular weight of 1,000 to 3,000 and a polycarbonate diol (A-2) having a number average molecular weight of 800 to 2500 are mixed. The polyol (B) having 3 to 6 hydroxyl groups and 4 to 10 carbon atoms is prepolymerized with an excess of an organic diisocyanate compound (C), mixed with a solvent and in a proportion, and then prepolymerized with a diamine compound (D) as a chain growth agent. After the polymerization was completed by adding 0.60 to 0.98 mol% of chain amine and chain amine monoamine (E) to 1 to 30 mol% of the total amine usage, the UV stabilizer (F) was 0.05 to 3 based on the polymer solids. weight It is prepared by adding and spinning to%.

Description

내광성 및 내열성이 우수한 폴리우레탄계 탄성섬유의 제조방법Manufacturing method of polyurethane-based elastic fiber excellent in light resistance and heat resistance

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

Claims (6)

수평균 분자량 1,000∼3,000의 폴리에테르 디올(A-1)과 수평균 분자량 800∼2500의 폴리카보네이트 디올(A-2)을 혼합시킨 장쇄디올(A)과 제3급 수산기를 최소한 1개 가지는 것으로 수산기수 3∼6개, 탄소수 4∼10개의 폴리올(B)을 과잉의 유기디이소시아네이트 화합물(C)과 예비중합하여 용제와 일정비율로 혼합시킨 후, 쇄성장제인 디아민 화합물(D)을 예비중합물의 0.60∼0.98몰% 사용하고 쇄정지제인 모노아민(E)을 전체아민 사용량의 1∼30몰% 되도록 첨가하여 중합을 완료한 후 자외선 안정제(F)를 폴리머 고형분에 대해 0.05∼3 중량% 되도록 첨가하고 방사함을 특징으로 하는 내광성과 내열성이 우수한 폴리우레탄 탄성섬유의 제조방법.Having at least one long-chain diol (A) and a tertiary hydroxyl group in which a polyether diol (A-1) having a number average molecular weight of 1,000 to 3,000 and a polycarbonate diol (A-2) having a number average molecular weight of 800 to 2500 are mixed. The polyol (B) having 3 to 6 hydroxyl groups and 4 to 10 carbon atoms is prepolymerized with an excess of an organic diisocyanate compound (C), mixed with a solvent and in a fixed ratio, and then a prepolymer of a diamine compound (D) as a chain growth agent. Of 0.60-0.98 mol% of amine and monoamine (E) as a chain stopper was added to 1-30 mol% of the total amine used to complete the polymerization, so that the UV stabilizer (F) was 0.05-3% by weight relative to the polymer solids. Method for producing a polyurethane elastic fiber excellent in light resistance and heat resistance, characterized in that the addition and spinning. 제1항에 있어서, 폴리에테르 디올(A-1)과 폴리카보네이트 디올(A-2)의 사용몰비(A-2)/(A-1)=0.1∼10임을 특징으로 하는 내광성과 내열성이 우수한 폴리우레탄 탄성섬유의 제조방법.The method according to claim 1, wherein the molar ratio (A-2) / (A-1) = 0.1 to 10 of the polyether diol (A-1) and the polycarbonate diol (A-2) is excellent. Method for producing polyurethane elastic fibers. 제1항에 있어서, 장쇄디올(A)과 폴리올(B)의 몰비 A/B=5∼50임을 특징으로 하는 내광성과 내열성이 우수한 폴리우레탄 탄성섬유의 제조방법.The method for producing a polyurethane elastic fiber having excellent light resistance and heat resistance according to claim 1, wherein the molar ratio A / B of the long-chain diol (A) and the polyol (B) is 5 to 50. 제1항에 있어서, 디이소시아네이트 화합물의 사용량은 장쇄디올(A)과 제3급 수산기를 가지는 폴리올(B)를 혼합한 혼합물(A+B)에 대한 비율 C/(A+B)=1.25∼2.5몰임을 특징으로 하는 내광성과 내열성이 우수한 폴리우레탄 탄성섬유의 제조방법.The diisocyanate compound is used in an amount of a ratio C / (A + B) = 1.25 to a mixture (A + B) in which a long-chain diol (A) and a polyol (B) having a tertiary hydroxyl group are mixed. Method for producing a polyurethane elastic fiber excellent in light resistance and heat resistance, characterized in that 2.5 moles. 제1항에 있어서, 디아민화합물(D)로는 선형디아민(D-1)과 환형디아민(D-2)을 병용함을 특징으로 하는 내광성과 내열성이 우수한 폴리우레탄 탄성섬유의 제조방법.The method for producing a polyurethane elastic fiber having excellent light resistance and heat resistance according to claim 1, wherein the diamine compound (D) is a combination of linear diamine (D-1) and cyclic diamine (D-2). 제5항에 있어서, 선형디아민(D-1)과 환형디아민(D-2) 사용몰비 (D-1)/(D-2)=2∼20임을 특징으로 하는 폴리우레탄 탄성섬유의 제조방법.The method for producing a polyurethane elastic fiber according to claim 5, wherein the molar ratio (D-1) / (D-2) of linear diamine (D-1) to cyclic diamine (D-2) is 2 to 20. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940039822A 1994-12-30 1994-12-30 Manufacturing process of polyurethane elastic fiber having excellent light and heat-resistant properties KR970010729B1 (en)

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KR1019940039822A KR970010729B1 (en) 1994-12-30 1994-12-30 Manufacturing process of polyurethane elastic fiber having excellent light and heat-resistant properties

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KR1019940039822A KR970010729B1 (en) 1994-12-30 1994-12-30 Manufacturing process of polyurethane elastic fiber having excellent light and heat-resistant properties

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KR970010729B1 KR970010729B1 (en) 1997-06-30

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010096221A (en) * 2000-04-18 2001-11-07 구광시 A process of preparing for the polyurethane elastic fiber

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101255453B1 (en) * 2010-12-31 2013-04-17 주식회사 효성 A Process for Preparing Polyurethaneurea Elastic Fiber having high Power and elongation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010096221A (en) * 2000-04-18 2001-11-07 구광시 A process of preparing for the polyurethane elastic fiber

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