Multi-ply through-air dried tissue products comprising regenerated cellulose fiber
US11773538B2 · kind B2 · utility
4Cited by
7References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2021 |
| Grant date | Oct 3, 2023 |
| Priority date | — |
| Expiry date | Nov 1, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/1924
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides a through-air dried tissue product comprising regenerated cellulose fibers that can provide 25 percent or less of the total weight of the through-air dried tissue product. The regenerated cellulose fibers can have a linear density less than about 1.5 dtex and a fiber length of less than 6.0 mm. The through-air dried tissue product can provide improvements in softness at a given strength.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.