Heat-stable rubber compositions based on hydrogenated nitrile rubber

US5013783A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Joachim Thormer · Leverkusen, DE
• Ernst Rohde · Leverkusen, DE
• Zsolt Szentivanyi · Leverkusen, DE

Key dates

• Filing date: Jun 11, 1990
• Grant date: May 7, 1991
• Expiry date: Jun 11, 2010

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K3/34
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Hydrogenated nitrile rubbers filled with sodium aluminium silicate suffer relatively little deterioration of the mechanical properties, e.g. elongation at break, during hot air aging.