KR880006270A - 에틸렌을 에틸렌 옥사이드로 산화시키는데 적합한 은 촉매와 그 제조 방법 - Google Patents

에틸렌을 에틸렌 옥사이드로 산화시키는데 적합한 은 촉매와 그 제조 방법 Download PDF

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KR880006270A
KR880006270A KR870012446A KR870012446A KR880006270A KR 880006270 A KR880006270 A KR 880006270A KR 870012446 A KR870012446 A KR 870012446A KR 870012446 A KR870012446 A KR 870012446A KR 880006270 A KR880006270 A KR 880006270A
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weight
catalyst
silver
amount
parts
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KR870012446A
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KR960012094B1 (ko
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복스 후른 고세
헨드릭 클라찡가 안
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오노 알버어스
셀 인터나쵸 나아레 레사아치 마아츠샤피 비이부이
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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
    • B01J23/68—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • 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
    • B01J23/68—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/688—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with manganese, technetium or rhenium
    • 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

내용 없음

Description

에틸렌을 에틸렌 옥사이드로 산화시키는데 적합한 은 촉매와 그 제조 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (18)

  1. 알칼리 금속이 보강된 하소시킨 알루미나 담체에다 촉매 총량을 기준으로 1-25중량%의 은이 담체 위에 침전되도록 하기에 충분한 은 화합물 용액을 함침시키고, 함침 중에 혹은 함침 전이나 후에 촉진제로서 하나 이상의 용해된 칼륨, 루비듐 또는 세슘 화합물 및 레늄 화합물도 함침시키고, 침전후에 함침된 담체상은 은 화합물을 금속성 은으로 환원시키는 것을 특징으로 하는 에틸렌을 에틸렌 옥사이드로 산화시키는데 적합한 은 촉매의 제조 방법.
  2. 제1항에 있어서, 황 화합물을 담체상에 함침시키는 것도 특징으로 하는 방법.
  3. 제1항이나 제2항에 있어서, 알루미나 담체를 1,200℃-1700℃의 온도로 하소시킨 것을 특징으로 하는 방법.
  4. 제1항 내지 제3항중 어느 한항에 있어서, 알루미나 담체를 불화세슘, 염화세슘, 불화리듐, 질산리듐 또는 수산화세슘과 혼합하는 것을 특징으로 하는 방법.
  5. 제1항 내지 제4항중 어느 한항에 있어서, 알칼리금속 화합물을 알칼리/알루미늄 원자비가 0.001-0.1인 양으로 알루미나와 함께 혼합하는 것을 특징으로 하는 방법.
  6. 제5항에 있어서, 이산화 규소를 규소/알루미늄 원자비가 0.1-0.5인 양으로 알루미나와 부가적으로 혼합하는 것을 특징으로 하는 방법.
  7. 제1항 내지 제6항중 어느 한항에 있어서, 보강 알루미나 담체를 압출시켜 입자로 성형하여 1,200-1,700℃의 온도로 하소시키는 것을 특징으로 하는 방법.
  8. 제1항 내지 제7항중 어느 한항에 있어서, 촉진제가, 전 촉매 백만중량부당 칼륨, 루비듐 또는 세슘금속 10-1,000중량부의 양으로 존재하는 것을 특징으로 하는 방법.
  9. 제8항에 있어서, 촉진제가 250-750 중량부의 양으로 존재하는 것을 특징으로 하는 방법.
  10. 제1항 내지 제9항중 어느 한항에 있어서, 레늄 화합물이 레늄 염이나 산화 또는 황화 레늄인 것을 특징으로 하는 방법.
  11. 제10항에 있어서, 레늄 염이 레네이트인 것을 특징으로 하는 방법.
  12. 제11항에 있어서, 암모늄 퍼레네이트를 사용하는 것을 특징으로 하는 방법.
  13. 제2항 또는 제10항 내지 제12항중 어느 한항에 있어서, 황산염, 바람직하게는 황산암모늄이 담체상에 함침되는 것을 특징으로 하는 방법.
  14. 제1항 내지 제13항중 어느 한항에 있어서, 알루미나 담체상에 도입된, 금속으로서 계산된 레늄의 양이 전 촉매 백만중량부당 100-2,000 중량부인 것을 특징으로 하는 방법.
  15. 에틸렌을 에틸렌 옥사이드로 산화시키는데 적합한, 하기 a)-d)를 특징으로 하는 은 촉매: a) 하소시킨, 알칼리 금속 보강 알루미나 담체, b) 전 촉매 중량을 기준으로 1-25중량%의 금속성 은, c) 촉진제로서, 전 촉매 백만중량부당 10-1,000 중량부의 양인 산화물 형태의 칼륨, 루비듐 및 세슘으로 이루어진군의 알칼리금속, 및 d) 레늄 화합물.
  16. 제15항에 있어서, 담체상에 존재하는 레늄 화합물 양이 전 촉매 백만중량부당 100-2,000 중량부임을 특징으로 하는 은 촉매.
  17. 제15항이나 제16항에 있어서, 담체상에 설페이트-이온도 전 촉매 백만중량부당 20-100 중량부의 양으로 존재함을 특징으로 하는 은 촉매.
  18. 제1항 내지 제14항중 어느 한항에 따른 방법에 의해 제조된 은 촉매나 제15항 내지 제17항중 어느 한항에 따르는 은 촉매의 존재하에서 에틸렌을 산화시켜 에틸렌 옥사이드를 제조하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870012446A 1986-11-07 1987-11-05 에틸렌을 에틸렌 옥사이드로 산화시키는데 적합한 은 촉매와 그 제조방법 KR960012094B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868626687A GB8626687D0 (en) 1986-11-07 1986-11-07 Preparing silver catalyst
GB8626687 1986-11-07

Publications (2)

Publication Number Publication Date
KR880006270A true KR880006270A (ko) 1988-07-22
KR960012094B1 KR960012094B1 (ko) 1996-09-12

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Country Link
US (1) US4829044A (ko)
EP (1) EP0266852B1 (ko)
JP (1) JP2562335B2 (ko)
KR (1) KR960012094B1 (ko)
CA (1) CA1305122C (ko)
DE (1) DE3773839D1 (ko)
ES (1) ES2025144B3 (ko)
GB (1) GB8626687D0 (ko)

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Publication number Publication date
ES2025144B3 (es) 1992-03-16
US4829044A (en) 1989-05-09
CA1305122C (en) 1992-07-14
DE3773839D1 (de) 1991-11-21
JPS63134059A (ja) 1988-06-06
KR960012094B1 (ko) 1996-09-12
EP0266852B1 (en) 1991-10-16
JP2562335B2 (ja) 1996-12-11
EP0266852A1 (en) 1988-05-11
GB8626687D0 (en) 1986-12-10

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