Process for making disposable wipe-out sheet
US6554937B1 · kind B1 · utility
52Cited by
1References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 2001 |
| Grant date | Apr 29, 2003 |
| Priority date | — |
| Expiry date | Oct 11, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1023
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A process for making wipe-out sheet that includes the steps include placing a deregistered tow upon a web of a base sheet, covering transversely opposite side edge regions of the deregistered tow and transversely opposite side edge regions of the base sheet with ribbon-like sheets and heat-sealing the ribbon-like sheets with the base sheet along the side edge regions of the base sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.