Patent · US Expired

Flame retardant polycarbonate composition

US4251434A · kind A · utility

2Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 25, 1979
Grant dateFeb 17, 1981
Priority date
Expiry dateJan 25, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/42
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An improved flame retardant polycarbonate composition of an aromatic carbonate polymer in admixture with an organic alkali metal salt or an organic alkaline earth metal salt which composition has in admixture therewith other organic alkali metal salt or organic alkaline earth metal salt such that the salt mixture contains at least two different cationic components.

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