Sponge-like pad comprising paper layers and method of manufacture
US7799968B2 · kind B2 · utility
73Cited by
171References
64Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2001 |
| Grant date | Sep 21, 2010 |
| Priority date | — |
| Expiry date | Dec 11, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/668
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A sponge-like pad used for cleaning and other wiping and polishing applications is disclosed. The sponge-like pad is made from a plurality of textured paper webs attached together at selected locations. The paper web can be, for instance, a highly textured throughdried paper web containing high-yield fibers and a wet strength agent. In one embodiment, the stacked plies can be contained within a cover material that is liquid pervious. The sponge-like product of the present invention can be used alone or it can be incorporated into a cleaning tool, such as a mop.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.