Controlled free-radical polymerization of N-vinyl lactams in an aqueous medium
US9574022B2 · kind B2 · utility
0Cited by
4References
18Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Sep 22, 2011 |
| Grant date | Feb 21, 2017 |
| Priority date | — |
| Expiry date | Sep 22, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2438/03
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a method for preparing a polymer based on N-vinyl lactam monomer units, which comprises a step (E) for controlled radical polymerization of a composition comprising:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.