Lavatory cleansing block
US4043931A · kind A · utility
28Cited by
9References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 19, 1974 |
| Grant date | Aug 23, 1977 |
| Priority date | — |
| Expiry date | Feb 19, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/835
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A lavatory cleansing block comprises a solid carrier base which is a mixture of two or more non-ionic surface active agents, one of which is relatively insoluble in water and the other of which is relatively soluble in water and preferably also contains one or more of (i) perfuming agents, (ii) coloring constituents, (iii) germicides, (iv) builders or fillers and (v) water-softening agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.