Method of mechanical softening of sheet material
US7112257B2 · kind B2 · utility
19Cited by
49References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 7, 2004 |
| Grant date | Sep 26, 2006 |
| Priority date | — |
| Expiry date | Jan 7, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31993
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
New and improved methods and products are disclosed relating to softness of fibrous webs. Increased softness, among other things, is obtained by abrading the surface of the web to create fuzziness from protruding fibers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.