Isocyanuric acid derivatives

US4863982A · kind A · utility

Assignee

• Ciba-Geigy · US

Inventors

• Werner Stegmann · Liestal, CH
• Eduard Troxler · Basel, CH
• Peter Hofmann · Goldkronach, DE
• Hans-Rudolf Meier · Marly, CH
• Paul Dubs · Marly, CH

Key dates

• Filing date: Jul 6, 1988
• Grant date: Sep 5, 1989
• Expiry date: Jul 6, 2008

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K5/3477
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Compounds of the formula I ##STR1## R.sup.4 is C.sub.5 -C.sub.7 -cycloalkyl which can be substituted by C.sub.1 -C.sub.4 -alkyl, and R.sup.5 to R.sup.9 are independently of one another C.sub.1 -C.sub.18 alkyl, unsubstituted or C.sub.1 -C.sub.4 -alkyl-substituted C.sub.5 -C.sub.7 -cycloalkyl, phenyl, benzyl or allyl, are suitable for stabilizing organic material against thermal, oxidative and/or actinic degradation.