Patent · US Expired

Rubber composition for tire sidewall

US6201049A · kind A · utility

7Cited by
0References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 1998
Grant dateMar 13, 2001
Priority date
Expiry dateMar 26, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L91/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A rubber composition which is superior in ozone resistance and is hard to be discolored brown and white which comprises 0.5 to 2.5 parts by weight of a wax containing a component with 45 or more carbon atoms and having an average number of carbon atoms of 28 to 38 and 3.0 to 7.0 parts by weight of antioxidant containing 30 to 100% by weight of N-(1-methylheptyl)-N'-phenyl-p-phenylenediamine per 100 parts by weight of a diene rubber component.

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