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Title:
【発明の名称】エチレンオキシド製造用銀触媒
Document Type and Number:
Japanese Patent JP2561678
Kind Code:
B2
Abstract:
A silver-deposited catalyst for the production of ethylene oxide by the oxidation of ethylene, said catalyst comprising (1) a carrier composed mainly of alpha-alumina, which carrier does not show acidity in a visual color change method in a toluene solvent using a dimethyl yellow indicator having a pKa of +3.3, and does not show basicity in a color reaction in a toluene solvent using a bromothymol blue having a pKa of +7.1, and (2) as catalyst components, silver and at least one cationic component selected from sodium, potassium, rubidium and cesium. d

Inventors:
NOJIRI NAOHIRO
SAKAI YUKIO
SAOTOME YOSHIAKI
IWAKURA TOMOATSU
Application Number:
JP27929087A
Publication Date:
December 11, 1996
Filing Date:
November 06, 1987
Export Citation:
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Assignee:
MITSUBISHI CHEM CORP
International Classes:
B01J21/04; B01J23/54; B01J23/66; C07D301/10; C07D303/04; B01J35/00; (IPC1-7): B01J23/54; B01J21/04; C07D301/10; C07D303/04
Attorney, Agent or Firm:
小田島 平吉 (外1名)