Calcium and/or magnesium hydroxide, and preparation and use thereof
US5705141A · kind A · utility
31Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 18, 1996 |
| Grant date | Jan 6, 1998 |
| Priority date | — |
| Expiry date | Jan 18, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/82
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention relates to a method for the preparation of a special calcium and/or magnesium hydroxide in which CaO and/or MgO is reacted with water in the presence of an additive selected among ethylene glycol, diethylene glycol, triethylene glycol, monoethanolamine, diethanolamine, triethanolamine and mixtures thereof, the weight ratio additive to CaO and/or MgO being greater than 0.002:1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.