Detergent compositions in tablet form
US6472362B1 · kind B1 · utility
7Cited by
13References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 24, 2000 |
| Grant date | Oct 29, 2002 |
| Priority date | — |
| Expiry date | Apr 24, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/72
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Detergent compositions in the form of tablets used in fabric washing which incorporate most of the surfactants in particles which constitute a substantial part but not all the composition of the tablet. The organic surfactant in this particles provides a substantial part but not all of the weight of the particles. The mixture of anionic and nonionic detergent surfactants is employed wherein anionic is clearly in the majority. The balance of the composition contains a substantial proportion of material other than organic surfactant which is water-soluble.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.