COLORED PAPER, COLORED PAPER MOLD AND METHOD FOR MANUFACTURING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide colored paper used for packaging food, medicines, beverages or the like, a colored paper mold used as cushioning material for transporting the food or the like and a method for manufacturing them.;SOLUTION: Conventionally, basic dyes or the like for industrial dyes are mainly used as coloring agents of a packaging material or cushioning material of food. Packaging paper or colored paper molds colored by these dyes cause problems of contamination or the like of the food contacting them when color bleeding or fading of dye components occurs by water such as rain. In this invention, they are colored with chlorophyllin salt, which is a pigment component. The problems are solved by a technique for insolubilizing to water and fixing, and safety or environmental aspects are also improved.;COPYRIGHT: (C)2011,JPO&INPIT