Patent · US Expired

Tire having silica reinforced tread

US5681874A · kind A · utility

4Cited by
1References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 4, 1996
Grant dateOct 28, 1997
Priority date
Expiry dateMay 4, 2016

Classification

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

Abstract

The invention relates to a tire with a tread. The tread is composed of three basic elastomers, namely, medium cis 1,4-polybutadiene rubber, isoprene/butadiene copolymer and natural cis 1,4-polyisoprene rubber and which is reinforced with either carbon black or a combination of carbon black and silica reinforcing fillers.

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