Stabilizing high-vinyl polybutadiene
US7211619B2 · kind B2 · utility
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Key dates
| Filing date | Aug 7, 2001 |
| Grant date | May 1, 2007 |
| Priority date | — |
| Expiry date | Apr 10, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/13
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A stabilized high-vinyl polybutadiene composition comprising a high-vinyl polybutadiene, and an antioxidant defined by the formulawhere each R1 and R2, which may be the same or different, are mono-valent organic groups, or where each R1, which may be the same or different, is a mono-valent organic group and the two R2 groups join to form a divalent organic group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.