Anionic dispersants for aqueous slurries of carbonaceous materials
US4492589A · kind A · utility
1Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 20, 1982 |
| Grant date | Jan 8, 1985 |
| Priority date | — |
| Expiry date | Sep 20, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S516/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Aqueous carbonaceous slurries having reduced viscosity, a stabilized network of carbonaceous material in water and improved pumpability are obtained by having present as a dispersant an alkali or ammonium bis-alkyl sulfosuccinate. An example is the sodium salt of bis-2-ethylhexyl sulfosuccinate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.