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. 17, 1998
Filed:
Oct. 24, 1995
Francedilla.ois Gugumus, Allschwil, CH;
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Abstract
A stabilizer mixture comprising, for example, a compound of formula I and a compound of formula III ##STR1## wherein n.sub.1 and n.sub.2 may be an integer from 2 to 20, R.sub.1, R.sub.3, R.sub.6 and R.sub.8 may each be independently of one another hydrogen, C.sub.1 -C.sub.4 alkyl or a group of formula II ##STR2## wherein R.sub.5 may be hydrogen or methyl, R.sub.2 and R.sub.7 are each independently of the other C.sub.2 -C.sub.6 alkylene, R.sub.4 may be C.sub.1 -C.sub.10 alkyl or cyclohexyl, R.sub.9 and R.sub.10 may each be independently of the other C.sub.1 -C.sub.8 alkyl or a group of formula II, or R.sub.9 and R.sub.10, together with the linking nitrogen atom, are morpholino.