Starch-based core products for use in rolled paper goods
AssigneeNational Starch and Chemical Investment Holding Corporation
InventorsRichard R. Rose, Beth C. Tormey, Paul A. Altieri
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Abstract
A biodegradable, water dispersible shaped core product useful in winding or rolling and storage of paper goods is provided by extruding starch which has a particle size of 800 to 1200 microns into an expanded, closed cell starch product.
Claims22
A biodegradable, water dispersible shaped core product comprising an expanded, closed cell starch product which is formed by extruding starch having a particle size of from about 800 to 1200 microns.
A method of preparing a biodegradable, water dispersible, expanded closed cell core product comprising extruding starch which has a particle size of from about 800 to 1200 microns in the presence of a total moisture content of about 10 to 25% by weight and at a temperature of from about 100 to 25° C.
Dependencies are inferred from the claim text.