The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 12, 2016
Filed:
Mar. 12, 2015
Applicant:
Basf Corporation, Florham Park, NJ (US);
Inventors:
Rostam Madon, Flemington, NJ (US);
Peter Nagel, Highlands, NJ (US);
Scott Hedrick, Solon, NJ (US);
Deepak Thakur, Solon, OH (US);
Assignee:
BASF Corporation, Florham Park, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 23/72 (2006.01); B01J 23/843 (2006.01); C07C 29/42 (2006.01); B01J 21/10 (2006.01); B01J 35/00 (2006.01); B01J 35/02 (2006.01); B01J 37/03 (2006.01); B01J 37/06 (2006.01); B01J 37/08 (2006.01);
U.S. Cl.
CPC ...
B01J 23/8437 (2013.01); B01J 21/10 (2013.01); B01J 23/72 (2013.01); B01J 35/0006 (2013.01); B01J 35/008 (2013.01); B01J 35/026 (2013.01); B01J 37/035 (2013.01); B01J 37/06 (2013.01); C07C 29/42 (2013.01); B01J 35/023 (2013.01); B01J 37/08 (2013.01); B01J 2523/00 (2013.01);
Abstract
A novel catalyst useful in the ethynylation of formaldehyde to butynediol is formed by precipitating copper and bismuth from a salt solution of such metals, utilizing an alkali metal hydroxide as the precipitating agent to deposit copper and bismuth hydroxide as a coating around a siliceous carrier particle.