B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
252/68, 260/488.
B01J 27/24 (2006.01) B01J 23/72 (2006.01) C07C 29/149 (2006.01) C07C 31/20 (2006.01) C07C 67/283 (2006.01)
Patent
CA 1187067
A B S T R A C T A hydrogenation catalyst composition useful for the hydrogenation of an oxalate diester, said composition being composed of a reduction product of copper- containing silica gel formed by contacting an ammine complex of copper with colloidal silica sol; and a process for producing the aforesaid composition. Using a catalyst composed of the aforesaid composition, ethylene glycol and/or a glycolic acid ester can be produced from an oxalate diester efficiently with high conversions and selectivities and without causing pollu- tion attributed to the use of a chromium-containing catalyst composition.
401643
Hirai Koichi
Ikezawa Harumi
Miyazaki Haruhiko
Nakamura Yasuo
Tsuchie Takanori
Smart & Biggar
Ube Industries Ltd.
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