Back to results
US 2020/0048833 A1Published application
Fiber blend, method for producing fiber blend, and paperboard product comprising fiber blend
AssigneeWestRock MWV, LLC
InventorsHumphrey J. Moynihan, Peter W. Hart, Nichole Kilgore, John D. DeJarnette
Life of this patent
Estimating the term…
Abstract
A fiber blend includes a first amount of wood pulp fibers refined in an amount of at least about 150 kWh per metric ton of gross refining energy, and a second amount of wood pulp fibers refined in an amount of at most about 10 kWh per metric ton of gross refining energy.
Claims24
A fiber blend comprising:
- a first amount of wood pulp fibers refined in an amount of at least about 150 kWh per metric ton of gross refining energy;
- and
- a second amount of wood pulp fibers refined in an amount of at most about 10 kWh per metric ton of gross refining energy.
A method for producing a fiber blend comprising:
- refining a first stream of wood pulp fibers in an amount of at least about 150 kWh per metric ton of gross refining energy;
- refining a second stream of wood pulp fibers in an amount of at most about 10 kWh per metric ton of gross refining energy;
- and
- blending the first stream of wood pulp fibers and the second stream of wood pulp fibers.
1 more element
A paperboard product comprising a fiber blend, the fiber blend comprising:
- a first amount of wood pulp fibers refined in an amount of at least about 150 kWh per metric ton of gross refining energy;
- and
- a second amount of wood pulp fibers refined in an amount of at most about 10 kWh per metric ton of gross refining energy.
Dependencies are inferred from the claim text.