Patent · US Expired

Silica-filled elastomeric compounds

US7847000B2 · kind B2 · utility

0Cited by
6References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 21, 2004
Grant dateDec 7, 2010
Priority date
Expiry dateOct 21, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K3/013
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention provides a composition comprising at least one halobutyl elastomer, at least one mineral filler and at least one protected thiol modifier. In another aspect the present invention provides a process which comprises mixing a halobutyl elastomer with at least one mineral filler, in the presence of at least one protected thiol modifier, and curing the resulting filled halobutyl elastomer.

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