Phosphonium ionomers comprising pendant vinyl groups and processes for preparing same
US9388258B2 · kind B2 · utility
4Cited by
11References
42Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 24, 2011 |
| Grant date | Jul 12, 2016 |
| Priority date | — |
| Expiry date | Nov 24, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2323/22
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to ionomers comprising a reaction product of the reaction between a halogenated isoolefin copolymer and at least one phosphorus based nucleophile comprising at least one pendant vinyl group. The present invention also relates to a method of preparing and curing these ionomers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.