Polybutadiene composition
US6815481B2 · kind B2 · utility
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2References
8Claims
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Key dates
| Filing date | Jul 11, 2001 |
| Grant date | Nov 9, 2004 |
| Priority date | — |
| Expiry date | May 2, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L55/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polybutadiene composition comprising a polybutadiene type polymer and a compound represented by the following formula (I): wherein Ar1 and Ar2 each independently represent an aromatic ring, X and Y each independently represent an alkylene group having one or two carbon atoms, an oxygen atom or a carbonyl group, is provided; and thermal degradation of the polybutadiene type polymer can be prevented even in an air-free environment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.