Calcium hypochlorite tablets
US4961872A · kind A · utility
23Cited by
16References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 7, 1989 |
| Grant date | Oct 9, 1990 |
| Priority date | — |
| Expiry date | Apr 7, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2103/42
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A calcium hypochlorite tablet useful as a toilet bowl cleaner, said tablet being prepared by compressing a dry mixture of granular calcium hypochlorite and a finely divided water-insoluble resin having a molecular weight of between about 10,000 to about 1,000,000, which resin is inert to calcium hypochlorite and which has good cold flow characterisitics, said resin comprising from about 10 to about 50% by weight, based on the total weight of the composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.