Process for the production of a paper or board product and a paper or board produced according to the process
US9175441B2 · kind B2 · utility
11Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 2010 |
| Grant date | Nov 3, 2015 |
| Priority date | — |
| Expiry date | Jul 17, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31982
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a process for the production of a paper or paperboard comprising at least two plies wherein microfibrillated cellulose is added to the surface of a first ply and the other ply is attached to the first ply so that the microfibrillated cellulose located in between the plies. The invention further relates to a paper or board produced according to the method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.