Multi-layer detergent tablet having both compressed and non-compressed portions
US6440927B1 · kind B1 · utility
10Cited by
4References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 10, 2000 |
| Grant date | Aug 27, 2002 |
| Priority date | — |
| Expiry date | May 10, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/0091
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A detergent tablet comprises: (a) a compressed solid body portion having at least one mold in the compressed body portion; and (b) a non-compressed, gelatinous portion integrally mounted in the mold of the compressed body portion, wherein the gelatinous portion comprising a thickening system and at least one detergent active. The thickening system preferably includes a non-aqueous diluent and a gelling agent and the detergent active is preferably selected from the group consisting of enzymes, surfactants, effervescing agents, bleaching agents, silver care agents, builders;, and mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.