US Patent Issued to Purdue Research Foundation on Sept. 30 for "Continuous roll-to-roll fabrication of cellulose nanocrystal (CNC) coatings" (Wisconsin, Louisiana, Indiana Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,428,571, issued on Sept. 30, was assigned to Purdue Research Foundation (West Lafayette, Ind.).

"Continuous roll-to-roll fabrication of cellulose nanocrystal (CNC) coatings" was invented by Jeffrey Paul Youngblood (Crawfordsville, Ind.), Reaz Chowdhury (Middleton, Wis.) and Md Nuruddin (Kenner, La.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of large-scale continuous roll-to-roll fabrication of cellulose nanocrystal (CNC) coatings with controlled anisotropy, and CNC-coated flexible substrates prepared thereby. An order parameter of 0.78 is observed in CNC-poly(vinyl alcohol) (CNC-PVA) coating systems at 70% CNC loadings."

The patent was fi...