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. 04, 2000
Filed:
Aug. 10, 1998
Applicant:
Inventors:
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C07D / ;
U.S. Cl.
CPC ...
524102 ; 546188 ;
Abstract
A piperidine compound having excellent blooming resistance represented by the formula (I) ##STR1## (wherein, R.sub.1, R.sub.2 and R.sub.3 each independently represent a hydrogen atom, lower alkyl group, cycloalkyl group having 5 to 7 carbon atoms or an acyl group having 2 to 18 carbon atoms. R.sub.4 represents an acyl group having 2 to 18 carbon atoms.) is provided, and a method for producing the piperidine compound and use thereof as a stabilizer for an organic material are also provided.