Production of soft paper products from coarse cellulosic fibers
US6074527A · kind A · utility
63Cited by
177References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 20, 1997 |
| Grant date | Jun 13, 2000 |
| Priority date | — |
| Expiry date | Nov 20, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24455
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention encompasses a sanitary paper product including a wet-laid, surfactant treated nonwoven fibrous structure including coarse pulp fibers at least a portion contain oil and having a lower cup crush load and energy than an identical fibrous structure lacking the surfactant treatment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.