KR960003956A - 폴리우레탄층을 포함하는 적층물 - Google Patents

폴리우레탄층을 포함하는 적층물 Download PDF

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KR960003956A
KR960003956A KR1019950019193A KR19950019193A KR960003956A KR 960003956 A KR960003956 A KR 960003956A KR 1019950019193 A KR1019950019193 A KR 1019950019193A KR 19950019193 A KR19950019193 A KR 19950019193A KR 960003956 A KR960003956 A KR 960003956A
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thermoplastic polyurethane
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시즈오 이와타
신야 가토
데쓰야 아시다
히사오 요네다
고지 히라이
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이즈미 마사노리
구라레 캄파니, 리미티드
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Abstract

본 발명은 수평균분자량이 1,500 내지 4,000이고, 결정화 엔탈피(ㅿH)가 70J/g 이하이며, 1,9－노난디올 단위를 30몰% 이상 포함하는 저분자 디올 단위를 갖는 중합체성 디올(a), 유기 디이소시아네이트(b) 및 쇄연장제(c)로부터 수득되고 고유 점유도가 0.9dl/g 이상이며, 가열 용융될 때의 장쇄 경질 세그먼트의 보유율이 80% 이상인 열가소성 폴리우레탄을 용융 성형시켜 수득한 층과 섬유 기재층을 포함하는 적층물; 이러한 열가소성 폴리우레탄으로부터 용융 성형시킨 필름 또는 시이트; 및 상기 열가소성 폴리우레탄과, 열가소성 폴리우레탄을 기준으로 하여 0.3 내지 15ppm(주석 원자를 기준으로 산정함)의 양의 주석 화합물을 포함하는 열가소성 폴리우레탄 조성물에 관한 것이다. 이들 성형품들은 내마모용융성, 내마모성 및 블리이드/백화에 대한 내성이 탁월하고 또한 인장 강도 등의 기계적 특성, 내구성 및 내한성이 우수할 뿐만 아니라, 연성 및 가요성이 우수하여, 가죽형 제품 및 기타 다양한 용도에 사용될 수 있다.

Description

폴리우레탄층을 포함하는 적층물
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 실시예 3에서 수득된 폴리우레탄의 경질 세그먼트의 GPC 분석 챠트이다.

Claims (3)

  1. 수평균분자량이 1,500 내지 4,000이고, 결정화 엔탈피(ㅿH)가 70J/g 이하이며, 1,9－노난디올 단위를 30몰% 이상 포함하는 저분자 디올 단위를 갖는 중합체성 디올(a), 유기 디이소시아네이트(b) 및 쇄연장제(c)로부터 수득되고 고유 점유도가 0.9dl/g 이상이며, 가열 용융될 때의 장쇄 경질 세그먼트의 보유율이 80% 이상인 열가소성 폴리우레탄을 용융 성형층인 폴리우레탄 층과 섬유 기재층을 포함하는 적층물.
  2. 수평균분자량이 1,500 내지 4,000이고, 결정화 엔탈피(ㅿH)가 70J/g 이하이며, 1,9－노난디올 단위를 30몰% 이상 포함하는 저분자 디올 단위를 갖는 중합체성 디올(a), 유기 디이소시아네이트(b) 및 쇄연장제(c)로부터 수득되고 고유 점유도가 0.9dl/g 이상이며, 가열 용융될 때의 장쇄 경질 세그먼트의 보유율이 80% 이상인 열가소성 폴리우레탄으로부터 용융 성형시킨 필름 또는 시이트.
  3. 수평균분자량이 1,500 내지 4,000이고, 결정화 엔탈피(ㅿH)가 70J/g 이하이며, 1,9－노난디올 단위를 30몰% 이상 포함하는 저분자 디올 단위를 갖는 중합체성 디올(a), 유기 디이소시아네이트(b) 및 쇄연장제(c)로부터 수득되고 고유 점유도가 0.9dl/g 이상이며, 가열 용융될 때의 장쇄 경질 세그먼트의 보유율이 80% 이상인 열가소성 폴리우레탄과, 이러한 열가소성 폴리우레탄을 기준으로 하여, 우레탄화 반응에 대한 촉매적 활성을 지닌 주석 화합물 0.3 내지 15ppm(주석 원자의 측면에서 산정함)을 포함하는, 열가소성 폴리우레탄 조성물.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950019193A 1994-07-01 1995-07-01 폴리우레탄층을 포함하는 적층물 KR0184268B1 (ko)

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EP0690084A1 (en) 1996-01-03
US5821180A (en) 1998-10-13
KR0184268B1 (ko) 1999-04-01
TW281686B (ko) 1996-07-21
JP2970997B2 (ja) 1999-11-02
DE69522756D1 (de) 2001-10-25
CA2152209A1 (en) 1996-01-02
CN1126142A (zh) 1996-07-10
DE69522756T2 (de) 2002-05-29
JPH0811274A (ja) 1996-01-16
EP0690084B1 (en) 2001-09-19

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