Textured impermeable papermaking belt, process of making, and process of making paper therewith
US5972813A · kind A · utility
62Cited by
37References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 1997 |
| Grant date | Oct 26, 1999 |
| Priority date | — |
| Expiry date | Dec 17, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/50
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An impermeable papermaking belt. The papermaking belt has a back side and a sheet side. The sheet side of the papermaking belt is textured. The sheet side imparts structure, preferably differential density, to paper made on the impermeable belt. The papermaking belt may comprise photosensitive resin on the sheet side. The papermaking belt may be used in conjunction with an imprinting roll which densifies the regions of the paper coincident the knuckles of the papermaking belt. This belt is suitable for papermaking machines having or not having a Yankee drying drum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.