Gradient copolymers soluble or at least dispersible in water as well as in organic solvents
US7893163B2 · kind B2 · utility
1Cited by
7References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 11, 2003 |
| Grant date | Feb 22, 2011 |
| Priority date | — |
| Expiry date | Feb 11, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2666/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention concerns amphiphilic copolymers, in particular gradient amphiphilic copolymers obtained by controlled free radical solution or mass polymerization. The invention also concerns a method for aqueous dissolution of said copolymers. The inventive copolymers are useful in surface treatment techniques and can be used in formulations for paints, adhesives, glues as well as in cosmetics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.