Powder-coated laundry detergent sheet
US4919835A · kind A · utility
6Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 1988 |
| Grant date | Apr 24, 1990 |
| Priority date | — |
| Expiry date | May 3, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2074
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A laundry detergent sheet is saturated with active detergent solids and thereafter coated with the balance of the detergent formulation in the form of a powder, thereby increasing the active detergent solids content of the sheet and at the same time improving the surface feel characteristics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.