Alkyl-aryl oligomeric phosphate ester and polymeric plasticizer blends for vinyl resins
US7407997B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Nov 2, 2005 |
| Grant date | Aug 5, 2008 |
| Priority date | — |
| Expiry date | Nov 17, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L67/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A vinyl chloride polymer composition that contains a mixture of an alkylene-bridged bisphosphate composition, as a fire retardant, and a polyester plasticizer, which is the reaction product of an aliphatic diol and a dicarboxylic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.