Process for removing a dithiocarbonyl group at the end of a polymer chain
US6794486B2 · kind B2 · utility
18Cited by
1References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2003 |
| Grant date | Sep 21, 2004 |
| Priority date | — |
| Expiry date | Mar 8, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2438/03
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to a process for removing a dithio group comprised at the end of a polymer chain, comprising the step of reacting a polymer comprising a dithio group at least one chain-end, with an amine compound, different from triethanol amine, in an organic solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.