Agglomerated granules for the delayed release of antifoaming agents in laundering systems
US4894177A · kind A · utility
16Cited by
14References
52Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 7, 1988 |
| Grant date | Jan 16, 1990 |
| Priority date | — |
| Expiry date | Apr 7, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2995
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a delayed release laundering additive. The invention comprises a carrier comprising one or more water soluble modified cellulose materials which holds one or more antifoam and a process for the manufacture thereof. Optionally, the invention comprises a conventional laundry detergent in admixture with the antifoam agent or agents held on the carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.