Rubber mixture and pneumatic vehicle tire

US9593233B2 · kind B2 · utility

Assignee

• Continental Reifen Deutschland GmbH · DE

Inventors

• Verena Busch · Barsinghausen, DE
• Thomas Pietag · Stadthagen, DE
• Corinna Schwarzendahl · Hannover, DE
• Hon Peng Tang · Petaling Jaya, MY
• Martin Francke · Garbsen, DE

Key dates

• Filing date: Dec 22, 2015
• Grant date: Mar 14, 2017
• Expiry date: Dec 22, 2035

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L91/06
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

A rubber mixture and a pneumatic vehicle tire including a rubber mixture containing the following constituents: 15 to 55 phr of at least one natural polyisoprene and/or 15 to 55 phr of at least one synthetic polyisoprene and 15 to 85 phr of at least one polybutadiene and 60 to 100 phr of at least one carbon black and 1 to 10 phr of at least one anti-ozone wax, wherein the anti-ozone wax contains unbranched hydrocarbons having the following chain length distribution including at least the three ranges A and B and C: range A: hydrocarbons having 26 to 31 carbon atoms, range B: hydrocarbons having 32 to 36 carbon atoms, range C: hydrocarbons having 37 to 47 carbon atoms, wherein the relative mass fractions of the ranges A to B to C are 0.7 to 1.5:1:0.6 to 1.4.