Copolymer including betaine units and hydrophobic and/or amphiphilic units, method for preparing same and uses thereof
US8637622B2 · kind B2 · utility
7Cited by
82References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2008 |
| Grant date | Jan 28, 2014 |
| Priority date | — |
| Expiry date | Jun 5, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/88
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a copolymer including betaininc units and hydrophobic and/or amphiphile units. The invention also relates to a method for preparing a copolymer including betaininc units and hydrophobic and/or amphiphile units, by controlled micellar polymerisation. The invention further relates to the uses of the copolymer. The copolymer is particularly used for increasing the viscosity of saline aqueous compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.