Printing ink and coating compositions containing derivatives of starch and modified starch
AssigneeSun Chemical Corporation
InventorsMalisa Troutman, Irena Bienkowski, Nicole Harris, Jeannette Truncellito-Simoni
Life of this patent
Estimating the term…
Abstract
A printing ink or coating composition contains optionally colorant and one or more derivatives of starches or modified starches.
Claims29
A printing ink or coating composition comprising one or more hydrolyzed starch, starch derivative or chemically modified starch, wherein at least one of the starches either has a number average molecular weight of less than about 100,000 or had a number average molecular weight of less than about 100,000 which has been increased to greater than about 100,000 by chemical modification, wherein the viscosity of the composition is suitable for a printing process including flexography and gravure printing and wherein at least one of the starches has a dextrose equivalency (DE) in the range of about 5 to about 50.
Dependencies are inferred from the claim text.