Patent · US Expired

Rubber Compositions

US4897446A · kind A · utility

3Cited by
5References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 30, 1988
Grant dateJan 30, 1990
Priority date
Expiry dateSep 30, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L71/03
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A rubber composition comprising PA0 (1) 10 to 90% by weight of at least one of a butyl rubber and a halogenated butyl rubber as a first rubber component, and PA0 (2) 90 to 10% by weight of an epichlorohydrin rubber as a second rubber component, PA0 at least part of at least one of said rubbers (1) and (2) being modified with maleic anhydride or its derivative.

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