Tree-free fiber compositions and uses in containerboard packaging
US9908680B2 · kind B2 · utility
88Cited by
15References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2013 |
| Grant date | Mar 6, 2018 |
| Priority date | — |
| Expiry date | Oct 29, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24694
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A containerboard packaging material includes at least one linerboard layer including tree-based pulp material and at least one fluted medium layer including tree-free pulp material, wherein the tree-free pulp material is present in the medium layer in an amount of from about 5% to about 100%. The medium layer pulp material can be tree-free pulp material. The tree-free pulp material can be wheat straw pulp and red algae pulp.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.