Melamine phenylphosphinate flame retardant compositions
US8877838B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Nov 16, 2009 |
| Grant date | Nov 4, 2014 |
| Priority date | — |
| Expiry date | Oct 3, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/5313
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to flame retardant polymer compositions which comprise melamine phenylphosphinates and mixtures with dihydro-oxa-phosphaphenanthrene derivatives. The compositions are especially useful for the manufacture of flame retardant compounds based on polyfunctional epoxides or polycondensates like polyesters, polyamides and polycarbonates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.