Patent · US Expired

Tire with silica reinforced tread

US5614580A · kind A · utility

6Cited by
7References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 6, 1995
Grant dateMar 25, 1997
Priority date
Expiry dateJun 6, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L2205/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention relates to a tire with a tread which is quantitatively reinforced with silica where the tread is composed of cis 1,4-polybutadiene rubber, a high vinyl polybutadiene rubber and, optionally a medium vinyl polybutadiene rubber. In one aspect, the tread rubber can also contain a minor amount of cis 1,4-polyisoprene natural rubber.

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