Water unstable foam compositions
US6943200B1 · kind B1 · utility
73Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 4, 2000 |
| Grant date | Sep 13, 2005 |
| Priority date | — |
| Expiry date | Jan 7, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to foam components comprising polymeric material and an active ingredient, such as detergent ingredients, which are to be delivered to aqueous environment. Highly preferred active ingredients include enzymes. The foam component is stable upon contact with air but dissolves, disintegrates or disperses in water. The invention also relates to compositions containing the foam components and methods for making the foam components.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.