Process for the production of calcium hypochlorite and product obtained by this process
US4857292A · kind A · utility
3Cited by
9References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 1987 |
| Grant date | Aug 15, 1989 |
| Priority date | — |
| Expiry date | Dec 11, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B11/064
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An aqueous sodium hypochlorite solution (3) is added, in a quantity which is deficient relative to that required to decompose the entire amount of calcium chloride, to an aqueous calcium chloride solution (2), the sodium chloride which precipitates (6) is separated and the remaining amount (9) of the sodium hypochlorite solution is then added to the resulting mother-liquor (7). Single FIGURE.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.