Paper tissue with high bulk and low lint
US11591755B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2016 |
| Grant date | Feb 28, 2023 |
| Priority date | — |
| Expiry date | Jul 19, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/53472
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A tissue paper product is provided having at least one ultra-low density ply having a highly porous, open-celled structure and that comprises cellulosic fibers, a water insoluble binder and a foaming surfactant. The cellulosic fiber comprises greater than 50% by weight of the ply and are bonded to one another by hydrogen bonding. Further, the ply has a density less than about 0.04 g/cc and yet still provides low lint and high strength properties with the use of minimal binder. The ultra-low density ply may comprise or be included in sheets forming a stack of dispensable wipers or may be employed as or part of an absorbent core or liquid distribution layer of a personal care absorbent personal care product such as a diaper or feminine pad.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.