Liquid cyclopentene ring-opened polymer, rubber composition, and rubber crosslinked product
US11072682B2 · kind B2 · utility
1Cited by
4References
8Claims
0Family size
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Key dates
| Filing date | Sep 10, 2018 |
| Grant date | Jul 27, 2021 |
| Priority date | — |
| Expiry date | Sep 10, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L65/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A liquid cyclopentene ring-opened polymer having a weight average molecular weight (Mw) of 1,000 to 50,000 and a cis double content of 55% or more in repeating units.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.