Patent · US Expired

Flame retardant polycarbonate composition

US3948851A · kind A · utility

21Cited by
5References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 28, 1973
Grant dateApr 6, 1976
Priority date
Expiry dateDec 28, 1993

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L81/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A flame retardant polycarbonate composition comprising in admixture an aromatic carbonate polymer and a flame retardant additive which may be the metal salts of either monomeric or polymeric aromatic sulfonesulfonic acids, or mixtures thereof.

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