Polyurethane dispersants
US7741404B2 · kind B2 · utility
4Cited by
12References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 11, 2004 |
| Grant date | Jun 22, 2010 |
| Priority date | — |
| Expiry date | Apr 19, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K7/20
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention provides a non-aqueous composition containing a particulate solid, an organic medium and a polyurethane dispersant having an essentially linear backbone and laterally attached solvent-solubilising side chains of a polyester, a polyether, a polyacrylate or a polyolefin including mixtures of such side chains.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.