Granular calcuim hypochlorite composition and process for preparation thereof
US4965016A · kind A · utility
31Cited by
11References
9Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 3, 1988 |
| Grant date | Oct 23, 1990 |
| Priority date | — |
| Expiry date | Nov 3, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2103/42
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A granular calcium hypochlorite composition comprising a particle of calcium hypochlorite dihydrate and/or calcium hypochlorite anhydride, the surface of which has been covered with a double decomposition product of calcium hypochlorite and an alkali metal hydroxide. This composition is prepared by adhering an aqueous alkali metal hydroxide solution to the particle of calcium hypochlorite dihydride or calcium hypochlorite anhydride, and the drying the particle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.