Substrate article for cleaning fabrics
US4170565A · kind A · utility
55Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 25, 1977 |
| Grant date | Oct 9, 1979 |
| Priority date | — |
| Expiry date | Mar 25, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2459
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An article useful in a process for cleaning fabrics utilizing a water-insoluble substrate, having specifically defined air permeability and surface area characteristics, is disclosed. This article is added to the automatic washer at the beginning of its laundering cycle and provides excellent cleaning for fabrics washed therein. A method for cleaning fabrics, using these articles, is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.