Patent · US Expired

Rubber composition for tire tread

US4929679A · kind A · utility

30Cited by
4References
4Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 22, 1989
Grant dateMay 29, 1990
Priority date
Expiry dateMar 22, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S152/905
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A rubber composition for tire tread, comprising a rubber mixture composed of two kinds of styrene-butadiene copolymer rubber different from each other in the styrene content and the vinyl bond content in butadiene, polybutadiene rubber, natural rubber and/or synthetic polyisoprene rubber.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.