Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1982-01-18
1983-10-11
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
562579, C07C 6966
Patent
active
044093950
ABSTRACT:
In a process for producing a glycollic acid ester by the vapor phase catalytic hydrogenation of an oxalic acid diester in the presence of a catalyst and hydrogen gas, the improvement wherein the oxalic acid diester in the vaporous state is contacted with hydrogen gas in the presence of a catalyst composed of Ag or Pd supported on a solid carrier at a temperature of from about 120.degree. C. to about 300.degree. C.
REFERENCES:
patent: 1962140 (1934-06-01), Dreyfus
patent: 1999403 (1935-04-01), Dreyfus
patent: 2091800 (1937-08-01), Adkins et al.
patent: 2094611 (1937-10-01), Lazier et al.
patent: 2305104 (1942-12-01), Pardee, Jr.
patent: 3374184 (1968-03-01), McEvoy et al.
patent: 4087470 (1978-05-01), Suzuki
patent: 4112245 (1978-09-01), Zehner et al.
patent: 4138587 (1979-02-01), Yamasaki et al.
patent: 4229589 (1980-10-01), Nishimura et al.
patent: 4229591 (1980-10-01), Nishimura et al.
Hirai Koichi
Ikezawa Harumi
Miyazaki Haruhiko
Nakamura Yasuo
Tsuchie Takanori
Killos Paul J.
Ube Industries Ltd.
LandOfFree
Process for the production of glycollic acid esters does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Process for the production of glycollic acid esters, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the production of glycollic acid esters will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1276556