Paperboard product
US11753773B2 · kind B2 · utility
0Cited by
21References
7Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Apr 16, 2020 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Aug 8, 2041 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21J1/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present disclosure relates to paperboard having an improved basis weight to bending strength relationship and methods of making paperboard having an improved basis weight to bending strength relationship. In particular, a paperboard provided herein includes a refined cellulose in at least 1 ply.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.