KR940015011A - 섬유 구조체 및 이의 제조 방법 - Google Patents

섬유 구조체 및 이의 제조 방법 Download PDF

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KR940015011A
KR940015011A KR1019930028763A KR930028763A KR940015011A KR 940015011 A KR940015011 A KR 940015011A KR 1019930028763 A KR1019930028763 A KR 1019930028763A KR 930028763 A KR930028763 A KR 930028763A KR 940015011 A KR940015011 A KR 940015011A
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fiber
structure according
composite fiber
heat
thermoplastic elastomer
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KR1019930028763A
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KR100290974B1 (ko
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히데오 이소다
다다아키 하마구치
미쯔히로 사쿠다
야스시 야마다
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시바다 미노루
도요 보세키 가부시키가이샤
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Priority claimed from JP9783893A external-priority patent/JP3496724B2/ja
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    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
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    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
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    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
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Abstract

본 발명은 뛰어난 쿠션형, 뛰어난 내피로성, 뛰어난 내열내구성 및 착용시 물크러지지 않아서 앉는 느낌이 좋은 쿠션재가 되며, 재사용이 가능한 섬유 구조체를 제공하는 것에 관한 것이다. 비탄성 권축 단섬유(A)와 열가소성 엘라스토머를 열융착 성분으로 한 입체 권축 발현 복합섬유(B)가 3차원으로 혼합되어 구성된 섬유 구조체이며, 구조체내의 섬유(B)와 섬유(B)는 부분적으로 서로 엉키고, 접촉부는 부분적으로 열융착되어, 섬유(A)와 섬유(B)의 교차부에는 섬유(B)가 섬유(A)에 감기고, 이의 접촉 부분은 부분적으로 열융착되고, 밀도가 0.005-0.10g/cm2인 것을 특징으로 하는 섬유 구조체 및 이의 제조 방법에 관한 것이다. 본 발명의 섬유 구조체는 비탄성 권축 단섬유의 매트릭스내에 열가소성 엘라스토머로 구성된 탄성 복합섬유에 의한 것이며, 신축성이 뛰어난 열접착점과 코일모양의 3차원 망상 구조를 형성시킨 섬유 구조체이기 때문에, 뛰어난 쿠션성, 뛰어난 내열내구성, 뛰어난 내피로성을 나타내며, 착용시 물크러지지 않고, 바닥에 부착감이 없는 앉는 느낌이 좋은 쿠션재에 적절한 섬유 구조체이다. 또한, 발포 폴리우레탄에 비해서, 안정성이 높은 쾌적한 쿠션재로 가장 적절한 섬유 구조체 및 이의 제조 방법에 관한 것이다. 상기 탄성복합섬유가 열가소성 중합체로 구성된 섬유 구조체이며, 개섬 재성형시켜서 다시 섬유 구조체로서 재사용할 수 있으며, 지구 환경 보전에도 매우 유용하다. 본 발명의 섬유 구조체의 유용한 용도로서는, 특히 사용조건이 가혹한 자동차용, 철도 차량용 및 선박용에 가작 적절하다, 물론, 가구, 침대 용도로도 적절하다.

Description

섬유 구조체 및 이의 제조 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 탄성 복합섬유끼리 교차되어 엉킨 상태를 나타낸 도면이다,
제2도는 상기 탄성 복합섬유가 비탄성 권축 단섬유와 교차되어 엉킨 상태를 나타낸 도면이다.

Claims (41)

  1. 비탄성 권축 단섬유(A)와 입체 권축 발현 복합섬유(B)가 3차원적으로 혼합되어 구성되는 섬유 구조체이며, 구조체내의 섬유(B)와 섬유(B)는 부분적으로 서로 엉켜서, 접촉부분은 부분적으로 열융착되어 있으며, 섬유(A)와 섬유(B)의 교차분에서는 섬유(B)가 섬유(A)에 감기고, 상기 접촉 부분은 부분적으로 열융착되어 있으며, 밀도가 0.005-0.10g/cm2인 것을 특징으로 하는 섬유 구조체.
  2. 제1항에 있어서, 복합섬유(B)가 코일 스프링 모양으로 형성되어 있고, 비탄성 권축 단섬유를 형성하는 중합체의 융점보다 40℃이상 낮은 융점을 갖는 열가소성 엘라스토머와 비탄성 중합체로 구성된 복합섬유이며, 상기 복합섬유의 단면형태에 있어서 상기 40℃이상 낮은 융점을 갖는 열가소성 엘라스토머는 적어도 일부가 단면의 바깥 둘레에 노출되어 있는 섬유 구조체.
  3. 제2항에 있어서, 복합섬유(B)의 구성이 열접착성분은 산성분으로서 테레프탈산을 90몰%이상 함유하며, 글리콜 성분으로서 1-4 부탄디올 및 폴리알킬렌디올이 블록공중합되고, 또한 폴리알킬렌디올의 공중합체 비율이 30중량%-80중량%인 폴리에스테르 엘라스토머로 구성되고, 다른 성분은 비엘라스토머-폴리에스테르로 구성되는 복합섬유(B)인 섬유 구조체.
  4. 제2항에 있어서, 복합섬유(B)의 엘라스토머 성분에 항산화제가 1-5중량% 함유되어 구성된 섬유 구조체.
  5. 제4항에 있어서, 항산화제가 힌더드 페놀 화합물 또는 힌더드 아민 화합물인 섬유 구조체.
  6. 제2항에 있어서, 복합섬유(B)를 구성하는 열가소성 엘라스토머와 비탄성 중합체의 복합비율이 20/80-70/30인 섬유 구조체.
  7. 제2항에 있어서, 복합섬유(B)가 편심 시스코어형 복합섬유인 섬유 구조체.
  8. 제2항에 있어서, 복합섬유(B)의 함유량이 10-70중량%인 섬유 구조체.
  9. 제2항에 있어서, 복합섬유(B)의 함유량이 20-50중량%인 섬유 구조체.
  10. 제2항에 있어서, 비탄성 권축 단섬유(A)가 폴리에스테르 섬유인 섬유 구조체.
  11. 제10항에 있어서, 비탄성 권축 단섬유의 초기 인장 저항도가 30g/데니어 이상인 섬유 구조체.
  12. 제10항에 있어서, 비탄성 권축 단섬유의 초기 인장 저항도가 40g/데니어 이상인 섬유 구조체.
  13. 제1항에 있어서, 복합섬유(B)가 코일 스프링 모양으로 형성되어 있고, 비탄성 권축 섬유(A)를 형성하는 폴리머의 융점보다 40℃이상 낮은 융점을 갖는 열가소성 엘라스토머(C), 상기 열가소성 엘라스토머(C)보다 30℃이상 높은 융점을 갖는 열가소성 엘라스토머(D)로 구성되고, 열가소성 엘라스토머(C)가 복합섬유의 표면에 최소한 1/2이상 노출되어 있는 섬유 구조체.
  14. 제13항에 있어서, 복합섬유(B)의 열가소성 엘라스토머(C)에 항산화제가 1-5중량%함유되어 구성된 섬유 구조체.
  15. 제14항에 있어서, 항산화제가 힌더드 페놀 화합물 또는 힌더드 아민 화합물인 섬유 구조체.
  16. 제13항에 있어서, 복합섬유(B)를 구성하는 열가소성 엘라스토머(C)와 열가소성 엘라스토머(D)의 복합비율이 20/80-70/30인 섬유 구조체.
  17. 제13항에 있어서, 복합섬유(B)가 편심 시스코어형 복합섬유인 섬유 구조체.
  18. 제13항에 있어서, 복합섬유(B)의 함유량이 10-70중량%인 섬유 구조체.
  19. 제13항에 있어서, 복합섬유의 함유량이 20-50중량%인 섬유 구조체.
  20. 제13항에 있어서, 비탄성 권축 단섬유(A)가 폴리에스테르 섬유인 섬유 구조체.
  21. 비탄성 권축 단섬유(A)와 잠재 권축 능력에 의해서 입체 권축이 미발현인 열접착 복합섬유(B')를 혼련하고, 개섬해서 열접착성 복합섬유(B')끼리 및 열접착성 복합섬유(B')와 비탄성 권축 단섬유(A)와의 3차원적인 섬유 접점을 형성시킨 다음, 열접착성분인 열가소성 엘라스토머의 융점보다 최소한 10℃이상 높은 온도로 열처리 하고, 상기 열접착 복합섬유(B')의 잠재권축을 발현시켜서 입체 권축을 현재화시켜, 최소한 이의 일부가 복합섬유끼리 및 비탄성 권축 섬유에 감기게 하고, 이어서 섬유 접점중 최소한 일부의 섬유 접점을 열접착시키는 것을 특징으로 하는 섬유 구조체의 제조방법.
  22. 제21항에 있어서, 열접착성 복합섬유(B')가 비탄성 권축 단섬유(A)를 형성하는 중합체의 융점보다 40℃이상 낮은 융점을 갖는 열가소성 엘라스토머와 비탄성 중합체로 구성된 복합섬유이며, 상기 복합섬유의 단면 형태에 있어서, 상기 40℃이상 낮은 융점을 갖는 열가소성 엘라스토머는 적어도 일부가 단면의 바깥 둘레에 노출되어 있는 형태인 섬유 구조체의 제조방법.
  23. 제22항에 있어서, 열접착성 복합섬유(B')의 엘라스토머 성분에 항산화제가 1-5중량% 함유되어 구성된 섬유 구조체의 제조방법.
  24. 제22항에 있어서, 항산화제가 힌더드 페놀 화합물 또는 힌더드 아민 화합물인 섬유 구조체의 제조방법.
  25. 제22항에 있어서, 열접착성 복합섬유(B')를 구성하는 열가소성 엘라스토머와 비탄성 중합체의 복합비율이 20/80-70/30인 섬유 구조체의 제조 방법.
  26. 제22항에 있어서, 열접착성 복합섬유(B')가 편심 시스코어형 복합섬유인 섬유 구조체의 제조방법.
  27. 제22항에 있어서, 열접착성 복합섬유(B')의 함유량이 10-70중량%인 섬유 구조체의 제조 방법.
  28. 제22항에 있어서, 열접착성 복합섬유(B')의 함유량이 20-50중량%인 섬유 구조체의 제조 방법.
  29. 제22항에 있어서, 비탄성 권축 단섬유(A)가 폴리에스테르 섬유인 섬유 구조체의 제조방법.
  30. 제29항에 있어서, 비탄성 권축 단섬유의 초기 인장 저항도가 30g/데니어 이상인 섬유 구조체의 제조 방법.
  31. 제29항에 있어서, 비탄성 권축 단섬유의 초기 인장 저항도가 40g/데니어 이상인 섬유 구조체의 제조 방법.
  32. 제21항에 있어서, 열접착성 복합섬유(B')가 비탄성 권축 단섬유(A)를 형성하는 중합체의 융점보다 40℃이상 낮은 융점을 갖는 열가소성 엘라스토머(C)와 상기 열가소성 엘라스토머(C)보다 30℃이상 높은 융점을 갖는 열가소성 엘라스토머(D)로 구성되며, 열가소성 엘라스토머(C)가 복합섬유의 표면에 최소한 1/2이상 노출되어 있는 섬유 구조체의 제조 방법.
  33. 제32항에 있어서, 열접착성 복합섬유(B')의 엘라스토머 성분에 항산화제가 1-5중량% 함유되어 구성된 섬유 구조체의 제조방법.
  34. 제32항에 있어서, 항산화제가 힌더드 페놀 화합물 또는 힌더드 아민 화합물인 섬유 구조체의 제조 방법.
  35. 제32항에 있어서, 열접착성 복합섬유(B')를 구성하는 열가소성 엘라스토머와 비탄성 중합체의 복합 비율이 20/80-70/30인 섬유 구조체의 제조 방법..
  36. 제32항에 있어서, 열접착성 복합섬유(B')가 편심 시스코어형 복합섬유인 섬유 구조체의 제조 방법.
  37. 제32항에 있어서, 열접착성 복합섬유(B')의 함유량이 10-70중량%인 섬유 구조체의 제조 방법.
  38. 제32항에 있어서, 열접착성 복합섬유(B')의 함유량이 20-50중량%인 섬유 구조체의 제조 방법.
  39. 제32항에 있어서, 비탄성 권축 단섬유(A)가 폴리에스테르 섬유인 섬유 구조체의 제조 방법.
  40. 제39항에 있어서, 비탄성 권축 단섬유의 초기 인장 저항도가 30g/데니어 이상인 섬유 구조체의 제조 방법.
  41. 제39항에 있어서, 비탄성 권축 단섬유의 초기 인장 저항도가 40g/데니어 이상인 섬유 구조체의 제조 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930028763A 1992-12-22 1993-12-21 섬유구조체 및 이의제조방법 KR100290974B1 (ko)

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