Polymer compositions containing benzimidazole based stabilizer compounds

US6919389B2 · kind B2 · utility

Assignee

• Crompton Corporation · US

Inventors

• William P. Enlow · Belpre, US
• Marshall Moore · Washington, US
• Vaikunth S. Prabhu · Morgantown, US
• Tilak Raj · Bengaluru, IN
• Arakali Srinivasarao Radhakrishna · Bengaluru, IN
• Raju Kharatkar · Bengaluru, IN

Key dates

• Filing date: Mar 13, 2003
• Grant date: Jul 19, 2005
• Expiry date: Sep 17, 2023

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K5/3447
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention discloses a stabilized resin composition comprising a thermoplastic resin and a stabilizing benzimidazole based additive compound. In a second embodiment, the invention discloses a method to make a stabilized composition comprising a benzimidazole based stabilizing compound and a resin, said method comprising mixing said benzimidazole based stabilizing compound with said resin.