Process for production of butyl rubber
US7041760B2 · kind B2 · utility
1Cited by
9References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2004 |
| Grant date | May 9, 2006 |
| Priority date | — |
| Expiry date | Aug 31, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F10/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a process for producing polymers containing repeating units derived from at least one isoolefin monomer, optionally repeating units derived from at least one multiolefin monomer and optionally further copolymerizable monomers in the presence of a zinc compound and optionally an organic halide activator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.