Flame retardant thermoplastic resin composition
US7511088B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 30, 2002 |
| Grant date | Mar 31, 2009 |
| Priority date | — |
| Expiry date | Nov 25, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L33/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The flame retardant thermoplastic resin composition of the present invention comprises (A) 45˜95 parts by weight of a polycarbonate resin; (B) 1˜50 parts by weight of a rubber modified vinyl graft copolymer; (C) 0˜50 parts by weight of a vinyl copolymer; (D) 1˜30 parts by weight of a mixture of organic phosphorous compounds consisting of (d1) 1˜50% by weight of a oligomeric compound of cyclic phosphazene and (d2) 99˜50% by weight of an oligomeric phosphoric acid ester compound, per 100 parts by weight of the sum of (A), (B) and (C); and (E) 0.05˜5 parts by weight of a fluorinated polyolefin resin per 100 parts by weight of the sum of (A), (B) and (C).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.