Lightweight paper board
US10640925B2 · kind B2 · utility
2Cited by
2References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 13, 2018 |
| Grant date | May 5, 2020 |
| Priority date | — |
| Expiry date | Feb 13, 2038 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H27/30
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A fibrous material, method for making the same, and articles comprising the same are shown and described. The fibrous material is a low density material that exhibits high strength properties. In embodiments, the fibrous material has a density of 0.15 g/cm3 or less and a tensile strength of 10 N/inch or greater. The fibrous material may be in the form of a paperboard and is suitable for use in a variety of applications including as a packaging material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.