CO2 terminated rubber for plastics
US6881795B2 · kind B2 · utility
0Cited by
32References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 2001 |
| Grant date | Apr 19, 2005 |
| Priority date | — |
| Expiry date | Oct 14, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08C19/44
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for the manufacture of a baleable lithium carboxylate polymer. The process includes polymerizing at least one conjudated diene in the presence of an organolithium initiator to a substantial completion. Thereafter, the polymerization process is terminated by the addition of carbon dioxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.