Flame retardant and stabilizer combined for thermoplastics polymers
US7255814B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2004 |
| Grant date | Aug 14, 2007 |
| Priority date | — |
| Expiry date | Mar 13, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/34
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to a novel flame retardant and stabilizer combined, for thermoplastics, which comprises as component A, phosphinic or diphosphinic salts and/or polymers thereof, as component B, a nitrogen containing synergist or a phosphorous/nitrogen flame retardant, as component C, a basic or amphoteric oxide, hydroxide, carbonate, silicate, borate, stannate, mixed oxide/hydroxide, oxide/hydroxide/carbonate, hydroxide/silicate, hydroxide/borate or mixtures thereof, optionally as component D, a phosphonite or a phosphonite/phosphate mixture, optionally as component E, an ester or salt of montan wax 4, and as component F, an aromatic di- or tricarboxylic ester or aromatic di- or tricarboxamide, the entirety of the components always being 100%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.