US Patent:
20110152578, Jun 23, 2011
Inventors:
James Richard Stahlbush - Midland MI, US
Katherine H. Stahlbush - Midland MI, US
Harlan Robert Goltz - Midland MI, US
Thomas Caldwell Young - Lake Jackson TX, US
Edward Alan Fraini - Spring TX, US
Assignee:
DOW GLOBAL TECHNOLOGIES LLC - Midland MI
International Classification:
C07C 37/20
B01J 33/00
B01J 31/10
B01J 31/02
B01J 31/18
US Classification:
568728, 502100, 502159, 502172, 502167, 502168, 502208
Abstract:
A method for preventing the degradation of a catalyst during storage of the catalyst and prior to using the catalyst in a chemical process comprising treating the catalyst with an antioxidant and storing the treated catalyst until further use. The stabilized treated catalyst may be used in a process for producing organic chemicals such as in a process for producing bisphenol A.