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:
Jan. 13, 2015
Filed:
Jan. 06, 2012
Applicants:
BO Liu, Union, KY (US);
Vince J. Gatto, Baton Rouge, LA (US);
Gangkai Zhao, Shanghai, CN;
Inventors:
Assignee:
SI Group, Inc., Schenectady, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10M 159/12 (2006.01); C10M 133/06 (2006.01); C10L 1/18 (2006.01); C10L 1/23 (2006.01); C10M 133/36 (2006.01); C10M 141/06 (2006.01);
U.S. Cl.
CPC ...
C10L 1/23 (2013.01); C10M 133/36 (2013.01); C10M 141/06 (2013.01); C10M 2207/026 (2013.01); C10M 2215/206 (2013.01); C10N 2230/20 (2013.01);
Abstract
This invention relates to a mineral oil containing hindered phenolic antioxidants with improved color stability. More particularly, it relates to non-coloring hindered phenolic blend that contains an oxygen scavenger, i.e., dibenzylhydroxyl amine (DBHA) as well as mineral oils containing such a blend.