Multilayer embossed papers, and device and method for producing same
US5736223A · kind A · utility
40Cited by
1References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 7, 1996 |
| Grant date | Apr 7, 1998 |
| Priority date | — |
| Expiry date | Feb 7, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/27
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The multi-layer paper composed of at least three embossed plies of paper (1,2,3) having regularly distributed projections characterized in that it includes two so-called external plies (1,3) of which the respective projections (10,30) are in tip-to-tip positions and a third embossed so-called middle ply (2) of which the projections (20) nest between projections of one of the two external plies (1 or 3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.