Patent · US Expired

Polymer compositions stabilized with polysiloxanes containing sterically hindered heterocyclic moiety

US4895885A · kind A · utility

13Cited by
3References
47Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 1988
Grant dateJan 23, 1990
Priority date
Expiry dateSep 6, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L23/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to olefin polymers stabilized with polysiloxanes containing sterically hindered heterocyclic moieties, said polysiloxanes represented by the general formula M*.sub.v D.sub.x D*.sub.y T.sub.z Q.sub.w M*.sub.v.

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