Patent · US Expired

Polymer compositions stabilized with polydialkylsiloxanes containing siloxy units having certain defined pendant sterically hindered phenol moieties

US4960810A · kind A · utility

8Cited by
7References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 1989
Grant dateOct 2, 1990
Priority date
Expiry dateMar 30, 2009

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 polydialkylsiloxanes containing pendant sterically hindered phenol moieties. The compounds are represented by the general formula MD.sub.x D*.sub.y M.sub.A 2 wherein M=R"R.sub.2 SiO.sub.1/2 ##STR1##

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