KR930019731A - 분해가능한 폴리아미드 - Google Patents

분해가능한 폴리아미드 Download PDF

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KR930019731A
KR930019731A KR1019930003160A KR930003160A KR930019731A KR 930019731 A KR930019731 A KR 930019731A KR 1019930003160 A KR1019930003160 A KR 1019930003160A KR 930003160 A KR930003160 A KR 930003160A KR 930019731 A KR930019731 A KR 930019731A
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polyamide
ester
article
hydrolytically labile
hydrolytically
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리 홀리 노만
메이어 보트니크 뉴만
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원본미기재
롬 앤드 하스 캄파니
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Abstract

본 발명은 장기간 몰에 노출 후 분해되어지는 가수분해적으로 불안정한 폴리아미드 조성물들 및 물품들을 제공한다. 본 발명의 가수분해적으로 불안정한 폴리아미드 조성물은 폴리아미드; 및 다음 일반식 Ⅰ의 옥살레이트 및 다음 일반식 Ⅱ의 글리콜라이드로부터 선택된 에스트르로 구성된다.
상기 일반식들에서, R1과 R2는 수소 및 C1-C20알킬로 구성된 군으로부터 선택된 동일한 또는 상이한 라디칼들임.

Description

분해가능한 폴리아미드
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (20)

  1. (a)80-99.99Wt%의 폴리아미드; 및 (b)0.01-20Wt%의, 다음 일반식 Ⅰ의 옥살레이트 또는 다음 일반식 Ⅱ의 글리콜라이드로부터 선택된 에스테르로 구성되는 가수 분해적으로 불안정한 폴리아미드.
    상기 일반식들에서, R1과 R2는 수소 및 C1-C20알킬로 구성된 군으로부터 선택된 동일한 또는 상이한 라디칼들임.
  2. 제1항에 있어서, 폴리아미드는 대칭성이며 에스테르는 옥살레이트인 가수분해적으로 불안정한 폴리아미드.
  3. 제2항에 있어서, 에스테르가 디부틸 옥실레이트인 가수분해적으로 불안정한 폴리아미드.
  4. 제1항에 있어서, 폴리아미드는 나일론 6/6이고 에스테르는 옥살레이트 또는 옥살레이트와 알칸디올의 중합체인 가수분해적으로 불안정한 폴리아미드.
  5. 제4항에 있어서, 에스테르가 디부틸 옥살레이트인 가수분해적으로 불안정한 폴리아미드.
  6. 제1항에 있어서, 폴리아미드는 단일방향성이며 에스테르는 글리콜라이드인 가수분해적으로 불안정한 폴리아미다.
  7. 제6항에 있어서, 에스테르가 디부틸글리콜라이드인 가수분해적으로 불안정한 폴리아미드.
  8. 제7항에 있어서, 폴리아미드가 나일론 6인 가수분해적으로 불안정한 폴리아미드.
  9. 디메틸 옥살레이트, 디메틸 아디페이트 및 헥사메틸렌디아민의 불규칙 공중합체로 구성되는 가수분해적으로 불안정한 폴리아미드.
  10. (a)80-99.99Wt%의 락탐과 (b)0.01-20Wt%의 다음 일반식(Ⅰ)글리콜라이드의 불규칙 공중합체로 구성되는 가수분해적으로 불안정한 폴리아미드.
    상기 일반식들에서, R1과 R2는 수소 및 C1-C20알킬로 구성된 군으로부터 선택된 동일한 또는 상이한 라디칼들임.
  11. 폴리아미드; 및 폴리아미드 기준으로 0.01-20Wt%의, 상기 폴리아미드가 가수분해적으로 불안정하도록 상기 폴리아미드내에 효과적으로 도입되는, 다음 일반식의 화합물들로부터 선택된 하나이상의 알킬 에스테르들을 함유하는 생분해성 물품.
    상기 일반식들에서, R1과 R2는 수소 및 C1-C4알킬로 부터 선택된 동일한 또는 상이한 라디칼들이고; R3는 수소 및 C1-C20알킬로부터 선택되며; n은 1-10이고; m은 2-6이며; X는 중합체 분자량에 따라 변하는 값임.
  12. 제11항에 있어서, 알킬 에스테르가 0.05-5Wt%의 양으로 폴리아미드내에 도입된 것인 물품.
  13. 제11항에 있어서, 폴리아미드는 단일방향성 나일론이고 알킬 에스테르는 일반식 Ⅱ,Ⅲ,Ⅳ및 Ⅴ의 화합물들로부터 선택된 것인 물품.
  14. 제13항에 있어서, 단일방향성 나일론이 나일론 6이고 알킬 에스테르는 폴리카프로팍톤 및 폴리-3-히드록시부티레이트로부터 선택된 것인 물품.
  15. 제11항에 있어서, 가수분해적으로 불안정한 폴리아미드가 카프로락탐과 일반식 Ⅲ 및 Ⅴ의 화합물들로부터 선택된 알칼에스테르의 공중합체인 물품.
  16. 제1항에 있어서, 낚시줄, 그물, 필름 또는 생물학적 이식구인 물품.
  17. 청구범위 제1항의 조성물로 이루어진 낚시줄, 그물, 필름 또는 생물학적 이식구.
  18. 지르코늄 아세틸아세트네이트 촉매 존재하에서 성분들을 용융 혼합시키는 것을 특징으로 하는, 청구범위 1항의 조성물 또는 청구범위 11항의 물품을 제조하는 방법.
  19. 광화학적 활성물질을 더 포함하는 청구범위 1항의 가수분해적으로 불안정한 폴리아미드 또는 청구범위 11항의 생분해성 물품.
  20. 충격 완화제를 더 포함하는 청구범위 1항의 가수분해적으로 불안정한 폴리아미드 또는 청구범위 11항의 생분해성 물품.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930003160A 1992-03-06 1993-03-04 분해가능한 폴리아미드 KR930019731A (ko)

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CA (1) CA2090201A1 (ko)
DE (1) DE69312125T2 (ko)
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CA2090201A1 (en) 1993-09-07
NO930754D0 (no) 1993-03-02
FI931000A (fi) 1993-09-07
NO930754L (no) 1993-09-07
TW373004B (en) 1999-11-01
BR9300741A (pt) 1993-11-16
MX9301164A (es) 1993-09-01
EP0559404B1 (en) 1997-07-16
DE69312125D1 (de) 1997-08-21
DE69312125T2 (de) 1998-02-26
JPH0641299A (ja) 1994-02-15
NO302826B1 (no) 1998-04-27
US5457144A (en) 1995-10-10
FI931000A0 (fi) 1993-03-05
EP0559404A1 (en) 1993-09-08

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