Spherical compacted unit dose softener
US6258767A · kind A · utility
9Cited by
8References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2000 |
| Grant date | Jul 10, 2001 |
| Priority date | — |
| Expiry date | Apr 26, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/044
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A unit dose laundry composition for softening or conditioning fabrics which is suitable as an additive to the wash cycle of an automatic washing machine, said unit dose composition comprising a compacted granular composition comprising a fabric softener or a fabric conditioner, said compacted granular composition being characterized by having a spherical shape and having no discrete outer layer surrounding said fabric softener or conditioner, which outer layer is comprised of an alkaline material such that the pH of the wash water is increased upon the dissolution of said outer layer in said wash water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.