Patent · US Expired

Silica reinforced rubber composition field

US5328949A · kind A · utility

77Cited by
28References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 2, 1993
Grant dateJul 12, 1994
Priority date
Expiry dateDec 2, 2013

Classification

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

Abstract

A rubber composition comprised of elastomer, silica, optionally carbon black and a silica coupler comprised of dithiodipropionic acid.

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