Stabilizer system for stabilizing PVC

US7358286B2 · kind B2 · utility

Assignee

• Chemtura Vinyl Additives, GmbH · DE

Inventors

• Thomas Hopfmann · Lampertheim, DE
• Hans-Helmut Friedrich · Herbstein, DE
• Karl-Josef Kuhn · Herbstein, DE
• Wolfgang Wehner · Ober-Ramstadt, DE

Key dates

• Filing date: Dec 20, 2003
• Grant date: Apr 15, 2008
• Expiry date: Jan 4, 2025

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K3/24
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Disclosed are stabilizer mixtures comprising at least a) one alkanolamine or one reaction product of a monofunctional or polyfunctional epoxide and ammonia or a monofunctional or polyfunctional dialkyl(aryl)amine or monoalkyl(aryl)amine, and b) one uracil or one initial product and an optional perchlorate salt.