Composition and method for preparing novel cationic thickeners
US7015279B2 · kind B2 · utility
10Cited by
11References
21Claims
0Family size
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Key dates
| Filing date | Feb 12, 2004 |
| Grant date | Mar 21, 2006 |
| Priority date | — |
| Expiry date | Feb 12, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F220/58
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition and method for a linear or crosslinked cationic polyelectrolyte, involving copolymerization of at least one cationic monomer with at least one neutral monomer and at least one nonionic surfactant monomer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.