KR850008630A - 담체부착-은 촉매의 제조방법 - Google Patents

담체부착-은 촉매의 제조방법 Download PDF

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Publication number
KR850008630A
KR850008630A KR1019850003234A KR850003234A KR850008630A KR 850008630 A KR850008630 A KR 850008630A KR 1019850003234 A KR1019850003234 A KR 1019850003234A KR 850003234 A KR850003234 A KR 850003234A KR 850008630 A KR850008630 A KR 850008630A
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South Korea
Prior art keywords
alkali metal
silver
silver salt
salt
catalyst
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KR1019850003234A
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English (en)
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KR920005083B1 (ko
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디이 암스트롱 윌리암
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윌리암 시이롱
더핼콘 에스디이 그루우프 인코포레이팃드
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Publication of KR920005083B1 publication Critical patent/KR920005083B1/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/66—Silver or gold
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/48—Silver or gold
    • B01J23/50—Silver
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/02—Synthesis of the oxirane ring
    • C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
    • C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
    • C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
    • C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold

Abstract

내용없음

Description

담체부착-은 촉매의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (17)

  1. 알루미나, 실리카, 실리카-알라미나 또는 이들의 조합으로 구성되는 담체를 물과 네오산을 거의 함유하지 않는 네오산은염의 탄화수소 용액으로 함침시키는 단계(a)와 전술한 용액으로부터(a)의 함침담체를 분리시킨다음, 전술한 분리담체를 생(生)활성은촉매가 제조될 수 있는 충분한 시간동안 분자산소의 존재하에 가열시키는 단계(b)로 구성됨을 특징으로 하는 산화에틸렌으로의 에틸렌의 산화에 적합한 담체부착-은촉매의 제조방법.
  2. 제1항에 있어서, 전술한 은염이 탄소원자수 7개이상의 네오산은염임을 특징으로 하는 방법.
  3. 제2항에 있어서, 전술한 은염이 네오데칸산은임을 특징으로 하는 방법.
  4. 제1항에 있어서, 전술한 은염을 톨루엔, 크실렌, 에틸벤젠, 시클로헥산 및 쿠멘으로 구성되는 군중에서 선택되는 1종이상의 탄화수소 용매중에 용해시킴을 특징으로 하는 방법.
  5. 제1항에 있어서, 전술한 은염 용액이 수분을 약 0.1%미만으로 함유함을 특징으로 하는 방법.
  6. 제1항에 있어서, 전술한 활성촉매중의 은함량이 약 15중량%이하임을 특징으로 하는 방법.
  7. 제1에 있어서, 전술한 담체의 표면적이 약 2㎡/g이하임을 특징으로 하는 방법.
  8. 제1항에 있어서, 은화합물과 전술한 네오산을 가용화제의 존재하에 반응시켜 전술한 은염을 제조함을 특징으로 하는 방법.
  9. 제8항에 있어서, 전술한 가용화제가 에탄올임을 특징으로 하는 방법.
  10. 제8항에 있어서, 전술한 은염을 분리시키기 위하여 침전제를 도입시켜 은염을 분리시킴을 특징으로 하는 방법.
  11. 제10항에 있어서, 전술한 분리시킨 은염을 세척하여 유리산을 제거시킴을 특징으로 하는 방법.
  12. 제1항에 있어서, 전술한 네오산과 알카리 금속수산화물을 반응시켜 전술한 네오산의 알카리금속염을 형성시킨 다음 전술한 알카리금속염을 은화합물과 반응시켜 전술한 네오산의 은염을 형성시킴으로써 전술한 은염을 제조함을 특징으로 하는 방법.
  13. 제1항에 있어서,(b)의 활성화 촉매를 Cs, K 및 Rb으로 구성되는 군중에서 선택되는 1종이상의 알카리금속의 화합물 용액으로 후- 함침시키는 단계와 전술한 최종제품 촉매 각1㎏당 전술한 알카리금속을 약 8x10-3gew이하로 함유하는 최종제품 촉매를 제조하는 단계(c)들을 추가로 포함하는 방법.
  14. 제1항에 있어서, (a)의 함침용액에 Cs, K 및 Rb으로 구성되는 군중에서 선택되는 1종이상의 알카리금속인 네오산의 알카리 금속염을 전술한 최종제품 촉매 각 1㎏당 전술한 알카리 금속을 약 8x10-3gew 이하로 함유하는 최종제품 촉매가 제조될 수 있는 충분한 양으로 첨가시키는 단계를 추가로 포함하는 방법.
  15. 제13항 또는 제14항에 있어서, 전술한 알카리 금속이 세슘임을 특징으로 하는 방법.
  16. 제13항 또는 제14항에 있어서, 전술한 알카리 금속함량이 전술한 최종제품 촉매 1㎏당 약(1내지 6)x10-3gew 임을 특징으로 하는 방법.
  17. 제1항 내지 제16항중 어느 하나의 항에 기재된 촉매를 사용함을 특징으로 하는 분자산소에 의한 산화에틸렌으로의 에틸렌의 산화 방법.
    ※참고사항: 최초출원 내용에 의하여 공개하는 것임.
KR1019850003234A 1984-05-14 1985-05-13 담체부착-은촉매의 제조방법 KR920005083B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US610229 1984-05-14
US06/610,229 US4555501A (en) 1984-05-14 1984-05-14 Process for preparing silver catalysts

Publications (2)

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KR850008630A true KR850008630A (ko) 1985-12-21
KR920005083B1 KR920005083B1 (ko) 1992-06-26

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Country Link
US (1) US4555501A (ko)
EP (1) EP0161930B1 (ko)
JP (1) JPH0611398B2 (ko)
KR (1) KR920005083B1 (ko)
AR (1) AR240661A1 (ko)
AU (1) AU570113B2 (ko)
BG (1) BG60611B1 (ko)
BR (1) BR8502254A (ko)
CA (1) CA1250277A (ko)
DD (1) DD233310A5 (ko)
DE (1) DE3570664D1 (ko)
ES (1) ES8606016A1 (ko)
IN (1) IN169852B (ko)
MX (2) MX167584B (ko)
RO (1) RO92423B (ko)
SU (1) SU1598856A3 (ko)
YU (2) YU45717B (ko)
ZA (1) ZA853653B (ko)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100481805B1 (ko) * 1999-02-19 2005-04-11 니폰 쇼쿠바이 컴파니 리미티드 기상 부분 산화용 촉매

Also Published As

Publication number Publication date
JPH0611398B2 (ja) 1994-02-16
YU47370B (sh) 1995-01-31
EP0161930A2 (en) 1985-11-21
RO92423B (ro) 1987-10-01
CA1250277A (en) 1989-02-21
KR920005083B1 (ko) 1992-06-26
ZA853653B (en) 1986-12-30
AR240661A1 (es) 1990-08-31
AU4228285A (en) 1985-11-21
RO92423A (ro) 1987-09-30
IN169852B (ko) 1992-01-04
SU1598856A3 (ru) 1990-10-07
DD233310A5 (de) 1986-02-26
YU79485A (en) 1987-10-31
BG60611B1 (bg) 1995-10-31
ES8606016A1 (es) 1986-04-01
EP0161930A3 (en) 1986-04-16
JPS60244338A (ja) 1985-12-04
MX9207577A (es) 1994-06-30
US4555501A (en) 1985-11-26
DE3570664D1 (en) 1989-07-06
EP0161930B1 (en) 1989-05-31
BR8502254A (pt) 1986-01-14
AU570113B2 (en) 1988-03-03
ES543098A0 (es) 1986-04-01
MX167584B (es) 1993-03-30
YU45717B (sh) 1992-07-20
YU158990A (sh) 1992-12-21

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