Water dispersible towelette impregnated with non-aqueous lotion formulations
US5256417A · kind A · utility
57Cited by
8References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 31, 1992 |
| Grant date | Oct 26, 1993 |
| Priority date | — |
| Expiry date | Jan 31, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31819
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A packaged towelette composed of a sheet of nonwoven fibers impregnated with a binder which is a polyvinyl alcohol or an aqueous polymer emulsion containing polyvinyl alcohol as the protective colloid, the sheet being maintained in a wet condition within the package by contact with a nonaqueous lotion composition which is a liquid organic compound that is a nonsolvent for polyvinyl alcohol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.