Maleate-based copolymers and methods for preparing the same
US11066502B2 · kind B2 · utility
4Cited by
15References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2009 |
| Grant date | Jul 20, 2021 |
| Priority date | — |
| Expiry date | Sep 21, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F222/145
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to copolymers of vinyl lactams with derivatized maleates. In particular, it relates to copolymers that are suitably used in the area of personal care and pharmaceuticals, to compositions comprising the copolymers and to methods for preparing the copolymers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.