Patent · US Expired

Composition and tire with tread containing calcium carbonate

US6220323A · kind A · utility

15Cited by
9References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 29, 1998
Grant dateApr 24, 2001
Priority date
Expiry dateJan 29, 2018

Classification

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

Abstract

The invention relates to a rubber composition containing relatively low levels of carbon black and/or silica reinforcement together with a particulate calcium carbonate and selected modifiers. The invention particularly relates to a tire having a component, particularly a tread, of such composition.

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