Patent · US Expired

Ultraviolet light stable flame retarded polycarbonate blends

US4741864A · kind A · utility

18Cited by
18References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 7, 1985
Grant dateMay 3, 1988
Priority date
Expiry dateOct 7, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S260/24
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Discoloration in aromatic carbonate polymers brought about by the addition of halogenated flame retardants is counteracted by the further addition of aliphatic polyester.

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