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:
Nov. 26, 1996
Filed:
Sep. 15, 1995
Applicant:
Inventors:
Francesco Fuso, Therwil, CH;
Gerhard Reinert, Allschwil, CH;
Assignee:
Ciba-Geigy Corporation, Tarrytown, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C07D / ; D06P / ;
U.S. Cl.
CPC ...
524100 ; 8442 ; 8490 ; 8566 ; 524 96 ; 544113 ; 544197 ; 544198 ; 544199 ; 544210 ; 544211 ; 544212 ; 544213 ;
Abstract
The invention relates to novel water-soluble antioxidants of formula ##STR1## wherein the variables are as defined in the claims, to a process for their preparation and to the use thereof for the photochemical and thermal stabilisation of dyed and undyed polyamide fibre materials.