KR950017737A - 증기화 폴리실록산으로부터 탄화규소 분말을 제조하는 방법 - Google Patents

증기화 폴리실록산으로부터 탄화규소 분말을 제조하는 방법 Download PDF

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KR950017737A
KR950017737A KR1019940033039A KR19940033039A KR950017737A KR 950017737 A KR950017737 A KR 950017737A KR 1019940033039 A KR1019940033039 A KR 1019940033039A KR 19940033039 A KR19940033039 A KR 19940033039A KR 950017737 A KR950017737 A KR 950017737A
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polysiloxane
silicon carbide
carbide powder
vaporized
sio
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KR1019940033039A
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KR100318350B1 (ko
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헨리 아트웰 윌리암
마이클 바토스 도날드
제임스 하더 패트릭
리포위츠 죠나단
쿠마르 사하 찬단
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노먼 에드워드 루이스
다우 코닝 코포레이션
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Abstract

본 발명은 탄화규소 분말을 제조하기 위해 증기화 폴리실록산을 단일 가열 단계에서 반응 및 열분해 시키는, 탄화규소 분말의 제조방법에 관한 것이다. 당해 방법은 간단하고 저렴하며, 바람직한 특성을 갖는 분말을 제공한다.

Description

증기화 폴리실록산으로부터 탄화규소 분말을 제조하는 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (5)

  1. 증기화 폴리실록산을 반응 챔버에 도입하고, 폴리실록산 증기를 반응 챔버내에서 0.01초 내지 30분 동안 1600℃이상의 온도로 가열하여 탄화규소 분말을 형성시키며, 탄화규소 분말을 수거함을 포함하는, 탄화규소 분말을 제조하기 위한 단일단계 가열방법.
  2. 제1항에 있어서, 폴리실록산이 (a)일반식[R2SiO]n의 사이클릭 폴리실록산(여기서, R은 각각 독립적으로 수소원자 또는 탄소수 1내지 6의 탄화수소이고, n은 3내지 8의 정수이다) 또는 (b)일반식 R3Si-O-[R2SiO]n-SiR3의 선형 폴리실록산 (여기서, R은 각각 독립적으로 수소원자 또는 탄소수 1내지 6의 탄화수소이고, n은 0내지 8의 정수이다)을 포함하는 방법.
  3. 제2항에 있어서, 폴리실록산이 구조식[(CH3)2SiO]n의 사이클릭 폴리실록산(여기서, n은 3내지 8이다)을 포함하는 방법.
  4. 제1항에 있어서, 증기화 폴리실록산이 불활성 기체중에 존재하는 방법.
  5. 제1항에 있어서, 반응 챔버의 압력이 0.1 내지 202.6kPa(0.001내지 2atm)인 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940033039A 1993-12-10 1994-12-07 증기화폴리실록산으로부터탄화규소분말을제조하는방법 KR100318350B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/164,865 US5436207A (en) 1993-12-10 1993-12-10 Process for preparing silicon carbide powder from vaporized polysiloxanes
US08/164865 1993-12-10

Publications (2)

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KR950017737A true KR950017737A (ko) 1995-07-20
KR100318350B1 KR100318350B1 (ko) 2002-04-22

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KR1019940033039A KR100318350B1 (ko) 1993-12-10 1994-12-07 증기화폴리실록산으로부터탄화규소분말을제조하는방법

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US (1) US5436207A (ko)
EP (1) EP0657383B1 (ko)
JP (1) JPH07215712A (ko)
KR (1) KR100318350B1 (ko)
CA (1) CA2137339A1 (ko)
DE (1) DE69413358T2 (ko)

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KR100972601B1 (ko) 2007-10-26 2010-07-27 주식회사 썬세라텍 탄화규소 나노분말의 제조방법
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KR101104764B1 (ko) 2009-04-01 2012-01-12 서울시립대학교 산학협력단 내화성을 가지는 실리콘옥시카바이드 결합 탄화규소 세라믹스 소재 및 그의 제조방법
CN102612491A (zh) * 2009-11-02 2012-07-25 信越化学工业株式会社 球形碳化硅粉末、其制造方法、及使用其的碳化硅陶瓷成形体的制造方法
US10167366B2 (en) 2013-03-15 2019-01-01 Melior Innovations, Inc. Polysilocarb materials, methods and uses
US10221660B2 (en) 2013-03-15 2019-03-05 Melior Innovations, Inc. Offshore methods of hydraulically fracturing and recovering hydrocarbons
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KR101627371B1 (ko) 2015-02-24 2016-06-07 한국과학기술연구원 입도 조절이 가능한 탄화규소 분말의 제조방법

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Publication number Publication date
CA2137339A1 (en) 1995-06-11
EP0657383A1 (en) 1995-06-14
DE69413358T2 (de) 1999-04-29
KR100318350B1 (ko) 2002-04-22
DE69413358D1 (de) 1998-10-22
JPH07215712A (ja) 1995-08-15
US5436207A (en) 1995-07-25
EP0657383B1 (en) 1998-09-16

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