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US 9,428,865 B2Granted
Paper-strength agents and methods for improving pulp products
AssigneeNorth Carolina State University
InventorsAbdus Salam, Hasan Jameel, Lucian Lucia
Life of this patent
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Abstract
Paper strength agents comprising a vegetable protein or polysaccharide and a cross linker are disclosed. Methods of preparing such agents and using them to increase the strength of a pulp product are also disclosed.
Claims22
A method for making a pulp product, comprising:
- adding a paper strength agent to a slurry of pulp, wherein the paper strength agent comprises a vegetable protein and a multifunctional cross linker.
A method for making a pulp product, comprising:
- adding a paper strength agent to a slurry of pulp, wherein the paper strength agent comprises a polysaccharide and a multifunctional cross linker.
Dependencies are inferred from the claim text.