Multi-ply disintegratable absorbent sheet, associated roll and associated manufacturing process
US9643376B2 · kind B2 · utility
0Cited by
85References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 29, 2012 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | Feb 29, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24942
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A process for manufacturing multi-ply disintegratable absorbent sheets is provided. Each said sheet includes at least five plies including two exterior plies and at least three interior plies. Each of at least three of the plies in the sheet is in at least one group of plies and each of the at least three plies is joined to another ply by mechanical deformation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.