Process for grinding in an aqueous medium of mineral matter and binders using a reverse emulsion of a polymer acrylamide with an acrylic monomer
US8080595B2 · kind B2 · utility
9Cited by
2References
55Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 2008 |
| Grant date | Dec 20, 2011 |
| Priority date | — |
| Expiry date | Oct 15, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/22
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention consists of a process for preparation of self-binding pigmentary particles, dry or in aqueous suspension or dispersion, using in a particular stage of the process a reverse emulsion formed from a dispersion in an oily phase of water particles and of at least one polymer of acrylamide with an acrylic monomer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.