KR890001895A - 비산화물을 소결한 세라믹 섬유 - Google Patents

비산화물을 소결한 세라믹 섬유 Download PDF

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KR890001895A
KR890001895A KR1019880008969A KR880008969A KR890001895A KR 890001895 A KR890001895 A KR 890001895A KR 1019880008969 A KR1019880008969 A KR 1019880008969A KR 880008969 A KR880008969 A KR 880008969A KR 890001895 A KR890001895 A KR 890001895A
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South Korea
Prior art keywords
ceramic
fiber
filament
particles
diameter
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KR1019880008969A
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English (en)
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제이.프레체트 프란시스
디.지.뵉커 볼프강
휴스 맥머트리 칼
리차드 캐습지크 마르틴
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원본미기재
스템코 코포레이션
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Publication of KR890001895A publication Critical patent/KR890001895A/ko

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Abstract

내용 없음

Description

비산화물을 소결한 세라믹 섬유
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1,2,4도는 본 발명에 따라서 제조된 섬유의 현미경 사진.

Claims (19)

  1. 섬유가 알루미늄, 붕소, 크롬, 하프늄, 몰리브덴, 니오브, 규소, 탄탈, 티타늄, 텅스텐, 바나듐 및 지르코늄으로 이루어지는 군으로부터 선택된 다른 원소의 붕화물, 탄화물, 질화물 또는 규화물로 이루어지고, 섬유가 1 내지 200미크론의 직경을 가지며, 약 1700℃ 이상 온도의 불활성 대기에서 안정하며, 섬유의 직경보다 작은 최대입도 및 섬유직경의 0.2배 보다 작은 평균입도를 가지며, 1.15 보다 큰 라운드니스를 가지며, 매끄러운 표면을 가지며, 세라믹분말도 1700℃ 이상 온도의 불활성 대기에서 안정하며, 적어도 90%의 세라믹이 B4C9, HfC, NbC, SiC, TaC, VC, WC, ZrC, CrB2, HfB2, TaB2, TiB2, VB, WB, ZrB2, AlN, HfN, NbN, Si3N4, TaN, TiN, VN, ZrN, Mo5Si3, MoSi2, Zr5Si3및 이들의 혼합물로 이루어지는 군으로부터 선택됨을 특징으로 하는 고온 다결정질 세라믹섬유.
  2. 제1항에 있어서, 섬유가 적어도 1.3:1의 평균 단면적 비율을 가짐을 특징으로 하는 세라믹섬유.
  3. 제1항에 있어서, 세라믹분말이 이붕화티타늄, 탄화규소, 탄화붕소 또는 이들의 혼합물로부터 선택됨을 특징으로 하는 세라믹섬유.
  4. 제1항에 있어서, 세라믹분말이 탄화규소분말임을 특징으로 하는 세라믹섬유.
  5. 제1항에 있어서, 세라믹분말이 2000℃이상 온도의 불활성대기에서 안정함을 특징으로 하는 고온 세라믹섬유.
  6. 제1항에 있어서, 섬유가 약 100,000psi(689 MPa) 이상의 인장강도를 가짐을 특징으로 하는 세라믹섬유.
  7. 제1항에 있어서, 세라믹섬유가 약 175,000psi(1,200 MPa) 이상의 인장강도를 가짐을 특징으로 하는 세라믹 섬유.
  8. 제1항에 있어서, 섬유직경이 10 내지 150미크론임을 특징으로 하는 세라믹섬유.
  9. 제1항에 있어서, 섬유가 2,500만 psi(172 GPa) 이상의 탄성모듈러스를 가짐을 특징으로 하는 섬유.
  10. 제1항에 있어서, 섬유가 5,000만 psi(345 GPa) 이상의 탄성모듈러스를 가짐을 특징으로 하는 섬유.
  11. 구조물이 금속, 세라믹, 유리, 유리세라믹 또는 중합체로서 제1항의 섬유로 강화된 구조물질.
  12. 제1항의 섬유로 강화된 세라믹제품.
  13. 제1항에 있어서, 세라믹분말이 1미크론 이하의 평균입도를 가짐을 특징으로 하는 세라믹분말.
  14. 입자의 평균입도가 필라멘트 직경의 0.15배 이하이고, 탄화세라믹입자가 알루미늄, 붕소, 크롬, 하프늄, 몰리브덴, 니오브, 규소, 탄달, 티타늄, 텅스텐, 바나듐 및 지르코늄으로 이루어지는 군으로부터 선택된 다른 원소의 붕화물, 탄화물, 질화물 또는 규화물로부터 선택되고, 필라멘트의 직경이 2 내지 300미트론사이인 고온 소결성 세라믹 분말입자를 함유하는 유연한 중합체 매트릭스로 이루어지는 방직성 소결성 필라멘트.
  15. 제14항에 있어서, 세라믹분말이, B4C9, HfC, NbC, SiC, TaC, VC, WC, ZrC, CrB2, HfB2, NbB2, TaB2, TiB2, VB, WB, ZrB2, AlN, HfN, NbN, Si3N4, TaN, TiN, VN, ZrN, Mo5Si3, MoSi2, Zr5Si3및 이들의 혼합물로 이루어지는 군으로부터 선택됨을 특징으로 하는 방직성 소결성 필라멘트.
  16. 제14항에 있어서, 세라믹입자가 TiB2, SiC, B4C 및 이들의 혼합물로부터 선택됨을 특징으로 하는 소결성 필라멘트.
  17. 제14항에 있어서, 세라믹입자가 1미크론 이하의 평균입도를 가지는 탄화규소입자이고 필라멘트가 10 내지 100미크론의 직경을 가지며 중합체 매트릭스가 폴리올레핀 매트릭스 또는 페놀수지와 폴리올렌핀수지의 혼합물로부터 선택됨을 특징으로 하는 방직성 필라멘트.
  18. 제14항에 있어서, 필라멘트가 약 75 내지 95중량퍼센트의 세라믹입자 및 중합체를 포함하여 약 5 내지 25중량퍼센트의 유기화합물을 함유함을 특징으로 하는 소결성 필라멘트.
  19. 제14항의 필라멘트를 약 1700 내지 약 3000℃의 온도에서 소결하는 것으로 이루어지고 소결시간이 0.2 내지 90분임을 특징으로 하는 고온소결 세라믹섬유를 제조하기 위한 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880008969A 1987-07-16 1988-07-16 비산화물을 소결한 세라믹 섬유 KR890001895A (ko)

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EP0299774B1 (en) 1995-02-22
DE3853106T2 (de) 1995-08-10
NO883175L (no) 1989-01-17
EP0299774A1 (en) 1989-01-18
NO883175D0 (no) 1988-07-15
DK389288D0 (da) 1988-07-12
BR8803405A (pt) 1989-01-24
DE3853106D1 (de) 1995-03-30
JPH0197213A (ja) 1989-04-14
DK389288A (da) 1989-01-17
US4908340A (en) 1990-03-13
CA1299830C (en) 1992-05-05
CN1030566A (zh) 1989-01-25
NO179201C (no) 1996-08-28
NO179201B (no) 1996-05-20

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