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US 10,501,891 B1Granted
Crosslinking cellulose with Glyoxal to improve absorption properties
AssigneeRayonier Performance Fibers, LLC
InventorMichael Washburn
Life of this patent
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Abstract
The present invention is directed to a novel dialdehyde based reagent that is neutralized, wherein the preparation of the reagent includes the steps of provide a dialdehyde; provide a caustic soda; mix both reagents until pH of the dialdehyde is 5.5 to 7.5; and stir the mixture.
Claims20
A dialdehyde based reagent, which consists of:
- a solution of dialdehyde and a caustic soda in water,
- wherein the solution has a pH of about 5.5 to 7.5, and
- wherein the dialdehyde is 2.0% by weight in the solution.
Dependencies are inferred from the claim text.