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:
Mar. 03, 2015
Filed:
Jun. 06, 2012
Applicants:
Vinay Medhekar, Beaumont, TX (US);
John J. Ostermaier, Orange, TX (US);
Michael C. Quinn, Iii, Kingwood, TX (US);
Colin S. Slaten, Orange, TX (US);
Inventors:
Vinay Medhekar, Beaumont, TX (US);
John J. Ostermaier, Orange, TX (US);
Michael C. Quinn, III, Kingwood, TX (US);
Colin S. Slaten, Orange, TX (US);
Assignee:
INVISTA North America S.a r.l., Wilmington, DE (US);
Primary Examiner:
Int. Cl.
CPC ...
C22B 23/00 (2006.01); C07F 15/04 (2006.01); C22B 23/02 (2006.01); B01J 31/18 (2006.01); B01J 31/22 (2006.01); C07F 19/00 (2006.01);
U.S. Cl.
CPC ...
C22B 23/02 (2013.01); B01J 31/1845 (2013.01); B01J 31/185 (2013.01); C22B 23/021 (2013.01); B01J 31/22 (2013.01); C07F 19/005 (2013.01); B01J 2231/322 (2013.01); B01J 2531/847 (2013.01);
Abstract
These disclosures relate to preparing nickel metal (Ni(0)) suited for use in catalyst systems, such as nickel complexes with phosphorus-containing ligands, useful to catalyze the hydrocyanation of ethylenically unsaturated compounds. The methods described herein can include use of steam during reduction of nickel.