Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus esters
Patent
1993-03-02
1995-01-10
Dees, Jose G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Phosphorus esters
558377, C07C 6996
Patent
active
053809068
ABSTRACT:
Disclosed is a process for preparing carbonic diester comprising the formation of carbonic diester by the vapor phase catalytic reaction of an alkyl nitrite and carbon monoxide in the presence of a solid catalyst, wherein platinum group metal ion in the solid catalyst is exchanged on an ion exchange zeolite carrier.
REFERENCES:
patent: 4384133 (1983-05-01), Miyazaki et al.
patent: 5162563 (1992-11-01), Nishihira et al.
Derwent Publication No. 85-267457, Database WPIL, corresponding to Japanese Patent Application No. 60-181051 (Toa Nenryo Kogio KK), 1985.
European Search Report, EP 92 10 3454, dated Dec. 18, 1992.
Abe Koji
Kaneko Takayoshi
Kawashita Tetsuro
Kodama Kunioki
Matsuzaki Tokuo
Dees Jos,e G.
Jones Dwayne C.
Ube Industries Ltd.
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