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:
Dec. 31, 1991
Filed:
Feb. 27, 1990
Robert M O'Neil, Flixton, GB;
Geoffrey Graham, Cheadle Hulme, GB;
CIBA-GEIGY Corporation, Ardsley, NY (US);
Abstract
The present invention provides compositions comprising organic material susceptible to degradation and, as metal deactivator and/or antioxidant, at least one compound having the formula(I): ##STR1## wherein X is a group of formula II: ##STR2## of formula III: ##STR3## wherein R.sub.1 is C.sub.1 -C.sub.20 linear or branched alkyl; C.sub.5 -C.sub.12 cycloalkyl; benzyl; or phenyl optionally substituted by halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or nitro; R.sub.2 is C.sub.1 -C.sub.20 linear or branched chain alkyl, C.sub.2 -C.sub.20 linear or branched chain alkyl interrupted by one or more oxygen atoms; C.sub.5 -C.sub.12 cycloalkyl; benzyl; or phenyl optionally substituted by halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or nitro; and n is 3 or 4.