KR970074646A - 열분해법으로 생성된 이산화규소계 압축물 - Google Patents

열분해법으로 생성된 이산화규소계 압축물 Download PDF

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KR970074646A
KR970074646A KR1019970018837A KR19970018837A KR970074646A KR 970074646 A KR970074646 A KR 970074646A KR 1019970018837 A KR1019970018837 A KR 1019970018837A KR 19970018837 A KR19970018837 A KR 19970018837A KR 970074646 A KR970074646 A KR 970074646A
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catalyst
carrier
silicon dioxide
weight
alkali metal
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KR100289213B1 (ko
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헬름프리트 크라우제
로트게링크 헤르마누스 란징크
토마스 탁케
페터 판스터
롤란트 부르마이스터
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베버 볼프강, 펠트만 마르틴
데구사 아크티엔게젤샤프트
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Abstract

본 발명은, 물을 가하면서, 열분해법으로 생성된 이산화규소를 메틸 셀룰로즈, 마이크로왁스및 폴리에틸렌글리콜로 균질화시키고, 80내지 150℃에서 건조시킨 다음, 분쇄하여 분말을 생성하고, 임의로 생성된 분말을 압축하여 압축물을 생성한 다음, 이를 400내지 1, 200℃에서 0. 5내지 8시간동안 열처리함으로써 제조된, 물리적 특성과 화학적 특성이 다음과 같은 열분해법으로 생성된 이산화규소계 압축물에 관한 것이다.
외부 직경 : 0. 8내지 20㎜
BET표면적 : 30내지 400㎡/g
공극 용적 : 0. 5내지 1. 3㎖/g
파단 강도 : 10내지 250N
조성 : SiO299. 8중량%
기타 구성성분 : 0. 2중량%
마모 : 5중량%
겉보기 중량 : 350내지 750g/ℓ
이들 압축물은 비닐 아세테이트 단량체 제조시와 에틸렌 수화시 촉매로서 또는 촉매 케리어로서 사용할 수 있다.

Description

열분해법으로 생성된 이산화규소계 압축물
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 열수 노화 시험후 Mg을 함유하는 촉매 케리어의 공극 구조를 나타낸다

Claims (11)

  1. 물리적 특성과 화학적 특성이 다음과 같은, 열분해법으로 생성된 이산화규소계 압축물
    외부 직경 : 0. 8내지 20㎜
    BET표면적 : 30내지 400㎡/g
    공극 용적 : 0. 5내지 1. 3㎖/g
    파단 강도 : 10내지 250N
    조성 : SiO299. 8중량%
    기타 구성성분 : 〈0. 2중량%
    마모 : 〈5중량%
    겉보기 중량 : 350내지 750g/ℓ
  2. 물을 가하면서, 열분해법으로 생성된 이산화규소를 메틸 셀룰로즈, 마이크로왁스 및 폴리에틸렌 글리콜로 균질화시키고, 80내지 150℃에서 건조시킨 다음, 임의로 분쇄하여 분말을 생성하고, 생성된 분말을 압축하여 압축물을 생성한 다음, 이를 400내지 1, 200℃에서 0. 5내지 8시간동안 열처리함을 특징으로 하는, 물리적 특성과 화학적 특성이 다음과 같은, 열분해법으로 생성된 이산화규소계 압축물의 제조방법.
    외부 직경 : 0. 8내지 20㎜
    BET표면적 : 30내지 400㎡/g
    공극 용적 : 0. 5내지 1. 3㎖/g
    파단 강도 : 10내지 250N
    조성 : SiO299. 8중량%
    기타 구성성분 :〈 0. 2중량%
    마모 : 〈5중량%
    겉보기 중량 : 350내지 750g/ℓ
  3. 제1항에 따르는 압축물의 촉매또는 촉매 케리어로서의 용도
  4. 촉매 활성성분이 팔라듐, 금 및 알칼리 금속 아세테이트의 형태로 케리어 위에 함유되어 있는 비닐 아세테이트 단량체 제조용 케리어 촉매로서, 케리어가 제1항에 따르는 압축물임을 특징으로 하는 케리어 촉매
  5. 촉매를 금과 팔라듐 염을 함유하는 용액과 염기성 용액에 합침시키고 (당해 함침은 중간 건조나 중간건조 없이 동시에 또는 연속적으로 수행한다), 케리어를 세척하여 임의의 염화물 성분들을 제거한 다음, 세척전 또는 후에 캐리어에 침전된 불용성 물질을 환원시키고, 생성된 촉매 전구체를 건조시킨 다음, 알칼리 금속 아세테이트 또는 알칼리 금속 화합물(당해 화합물을 비닐 아세테이트 단량체를 제조하는 동안 반응조건하에서 알칼리 금속 아세테이트로 부분적으로 또는 완전히 전환된다)에 함침시킴으로써, 비닐 아세테이트 단량체 제조용의 제4항에 따르는 케이어 촉매를 제조하는 방법.으로서, 케리어가 제1항에 따르는 압축물임을 특징으로 하는 방법.
  6. 열수조건하에서 촉매전환을 위한, 제1항에 따르는 압축물에적용한 활성성분을 함유하는 촉매의 용도
  7. 제6항에 있어서, 올레핀을 수화시키기 위한 용도
  8. 제7항에 있어서, 사용되는 활성성분이 인산임을 특징으로 하는 용도
  9. 제7항에 있어서, 적용되는 활성성분이 헤테로폴리산임을 특징으로 하는 용도
  10. 제8항 또는 제9항에 있어서, 에탄올 및 디에틸 에테르 제조용 에틸렌을 수화시키기는 용도
  11. 제8항 또는 제9항에 있어서, 이소프로판을 제조용 프로필렌을 수화시키는 용도
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970018837A 1996-05-17 1997-05-16 열분해법으로 생성된 이산화규소계 압축물 KR100289213B1 (ko)

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DE102014223268A1 (de) 2014-11-14 2016-05-19 Wacker Chemie Ag Katalysator-Formkörper für die Herstellung von Vinylacetat
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WO2017015487A1 (en) * 2015-07-22 2017-01-26 Basf Corporation High geometric surface area catalysts for vinyl acetate monomer production
CN109952151B (zh) * 2016-11-17 2022-06-03 利安德巴塞尔乙酰有限责任公司 用于用来产生乙酸乙烯酯单体的增强的催化剂的氧化铝载体的压碎强度和孔隙率
KR101856134B1 (ko) 2017-04-26 2018-05-10 박영식 진공 차압식 예냉기
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SG72737A1 (en) 2000-05-23
JPH1081508A (ja) 1998-03-31
EP0807615A1 (de) 1997-11-19
DE59708975D1 (de) 2003-01-30
EP0807615B1 (de) 2002-12-18
TW430650B (en) 2001-04-21
CA2205416C (en) 2001-01-16
MX9703629A (es) 1997-11-29
BR9704229A (pt) 1999-01-05
JP3005642B2 (ja) 2000-01-31
CA2205416A1 (en) 1997-11-17
DE19619961A1 (de) 1997-11-20
ES2188818T3 (es) 2003-07-01

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