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:
Feb. 06, 1990
Filed:
Mar. 23, 1989
Applicant:
Inventors:
Ramanathan Ravichandran, Yonkers, NY (US);
Stephen D Pastor, Basel, CH;
Raymond Seltzer, New City, NY (US);
Ambelal R Patel, Ardsley, NY (US);
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C08K / ;
U.S. Cl.
CPC ...
524237 ; 524101 ; 524291 ; 524343 ; 524236 ; 524237 ; 564248 ; 564300 ; 564301 ;
Abstract
Long chain N-alkyl-alpha-alkyl nitrones represent particularly valuable process stabilizers for polyolefin compositions. The nitrone derived from the long chain alkyl mixture present in di(hydrogenated tallow)amine is especially useful for this purpose.