Patent · US Expired

Non-opaque flame retardant polycarbonate composition

US4093589A · kind A · utility

23Cited by
12References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1977
Grant dateJun 6, 1978
Priority date
Expiry dateFeb 3, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L101/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A non-opaque flame retardant polycarbonate composition comprising in admixture an aromatic carbonate polymer and an additive which may be the organic cationic salts of either monomeric or polymeric unsubstituted or substituted aliphatic, aromatic or heterocyclic sulfonic acids and inorganic acids.

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