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US 10,190,260 B2Granted
Fluff pulp and high SAP loaded core
AssigneeInternational Paper Company
InventorsJames E. Sealey, Brent A. Fields
Life of this patent
Estimating the term…
Abstract
A fluff pulp is provided, which comprises softwood fibers; and 3 to 35% by weight of hardwood fibers. A fluff is also provided, which comprises the fiberized or shredded fluff pulp. A core is also provided, which comprises the fluff and at least an SAP. Processes for making and using the fluff pulp, fluff, and core are provided, and products made thereby.
Claims9
A fluff pulp composition, comprising:
- softwood fibers;
- 8 to 23% by weight of hardwood fibers;
- and
- one or more superabsorbent polymer (SAP),
- wherein the fluff pulp composition has a SAP retention value greater than 75%.
2 more elements
A core, comprising:
- a fluff pulp, comprising;
- softwood fibers;
- 8 to 23% by weight of hardwood fibers;
- and
- one or more superabsorbent polymer (SAP), wherein the core has a SAP retention value greater than 75%.
2 more elements
Dependencies are inferred from the claim text.