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:
Aug. 07, 2018
Filed:
Mar. 02, 2011
Applicants:
Hans-rudolf Meier, Neuchatel, CH;
Kai-uwe Schoning, Oberwil, CH;
Shrirang Bhikaji Hindalekar, Mumbai, IN;
Inventors:
Hans-Rudolf Meier, Neuchatel, CH;
Kai-Uwe Schoning, Oberwil, CH;
Shrirang Bhikaji Hindalekar, Mumbai, IN;
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/34 (2006.01); C08K 5/3435 (2006.01); C07D 211/94 (2006.01); C08K 5/378 (2006.01); C08L 21/02 (2006.01);
U.S. Cl.
CPC ...
C07D 211/94 (2013.01); C08K 5/3435 (2013.01); C08K 5/378 (2013.01); C08L 21/02 (2013.01);
Abstract
An intermediate of the formula (I) wherein the radicals Rare independently of one another methyl, ethyl or n-propyl, is suitable for preparing a compound of the formula (A) wherein X is a group of the formula (A-I) or (A-II), Y is C-Calkyl, and Z is a direct bond, —(CH)— or —CH—S—CH—. The compounds of the formula (A) are useful for stabilizing an organic material against thermal, oxidative or light induced degradation.