Patent · US Expired

Heat stable organopolysiloxane composition

US4070343A · kind A · utility

23Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 5, 1976
Grant dateJan 24, 1978
Priority date
Expiry dateNov 5, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G77/58
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A reaction product of an alkali metal siloxanolate having at least three organosiloxane units per molecule with a cerium salt of an organic carboxylic acid or cerium chloride and an organic carboxylic acid salt or alkoxy compound of zirconium, titanium or iron are added to organosiloxane polymers to improve the heat-stability of the polymer.

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