Flame-retardant polycarbonate composition
US5229443A · kind A · utility
12Cited by
7References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 8, 1992 |
| Grant date | Jul 20, 1993 |
| Priority date | — |
| Expiry date | Oct 8, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/1515
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An improved flame-retardant composition comprises an aromatic carbonate polymer in admixture with a flame retardant amount of a compound containing aromatically bound bromine, which composition includes an epoxidized cycloaliphatic compound to retard dripping of flaming resin when articles molded from the composition are directly exposed to an open flame, especially after exposure to a humid atmosphere.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.