WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO1994014748) NOVEL LIQUID PHENOLIC ANTIOXIDANTS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1994/014748    International Application No.:    PCT/EP1993/003502
Publication Date: 07.07.1994 International Filing Date: 10.12.1993
Chapter 2 Demand Filed:    27.04.1994    
IPC:
C07C 69/732 (2006.01), C08K 5/134 (2006.01)
Applicants: CIBA-GEIGY AG [CH/CH]; Klybeckstrasse 141, CH-4002 Basle (CH) (For All Designated States Except US).
EVANS, Samuel [GB/CH]; (CH) (For US Only)
Inventors: EVANS, Samuel; (CH)
Common
Representative:
CIBA-GEIGY AG; Patentabteilung, Klybeckstrasse 141, CH-4002 Basel (CH)
Priority Data:
3905/92-5 21.12.1992 CH
Title (EN) NOVEL LIQUID PHENOLIC ANTIOXIDANTS
(FR) NOUVEAUX ANTIOXYDANTS PHENOLIQUES LIQUIDES
Abstract: front page image
(EN)Compounds of formula (I), wherein R¿1? is C¿1?-C¿18? alkyl, C¿5?-C¿12? cycloalkyl, phenyl, benzyl, $g(a)-methylbenzyl or $g(a),$g(a)-dimethylbenzyl, R¿2? is hydrogen or has one of the meanings given for R¿1?, R¿3? is C¿4?-C¿50? alkyl, m is 1, 2 or 3, and n is a number from 1 to 15, are suitable for stabilising organic material against thermal, oxidative and/or actinic degradation.
(FR)Composés répondant à la formule (I), dans laquelle R¿1? représente alkyle C¿1-18?, cycloalkyle C¿5-12?, phényle, benzyle, $g(a)-méthylbenzyle ou $g(a),$g(a)-diméthylbenzyle; R¿2? représente hydrogène ou a l'une des notations données pour R¿1?; R¿3? représente alkyle C¿4-50?; m vaut 1, 2 ou 3; et n est compris entre 1 et 15. Lesdits composés peuvent empêcher la dégradation thermique, oxydative et/ou actinique d'une matière organique.
Designated States: AU, BB, BG, BR, BY, CA, CZ, FI, HU, JP, KP, KR, KZ, LK, LV, MG, MN, MW, NO, NZ, PL, RO, RU, SD, SK, UA, US, UZ, VN.
European Patent Office (AT, BE, CH, DE, DK, ES, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)