Flame-retarded transparent polycarbonate compositions
US10934489B2 · kind B2 · utility
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Key dates
| Filing date | Sep 5, 2017 |
| Grant date | Mar 2, 2021 |
| Priority date | — |
| Expiry date | Sep 27, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2201/014
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A transparent composition comprising polycarbonate and a mixture of flame retardants, wherein the flame retardants are aryl phosphate ester of hydroquinone and tris(2,4,6-tribromophenoxy)-s-triazine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.