Flame retardant resin composition and flame retardant resin molded article manufactured therefrom
US11685830B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2019 |
| Grant date | Jun 27, 2023 |
| Priority date | — |
| Expiry date | Apr 2, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/03
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a flame retardant resin composition having excellent flame retardancy and improved thermal deformation properties, and a flame retardant resin molded article manufactured therefrom, and provides a flame retardant resin composition including a) a base resin including a polyarylene ether-based polymer; an aromatic vinyl-based polymer and a copolymer of vinylcyan monomer-conjugated diene monomer-aromatic vinyl monomer; b) an organophosphorus-based flame retardant; c) a hypophosphite compound; and d) a sulfur-containing compound including at least two sulfur atoms, wherein b) the organophosphorus-based flame retardant, c) the hypophosphite compound and d) the sulfur-containing compound are included in a weight ratio of 15 to 24:2 to 4:2 to 5.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.