Plasma sterilization display indicator material

摘要

PROBLEM TO BE SOLVED: To provide a plasma sterilization display indicator material applying a paper base material with paper pulp as a main component as a support body, exhibiting clear discoloration (color difference) in the process of the plasma sterilization, with stable preservation property, especially with little discoloration or fading caused by light.;SOLUTION: The material comprises base paper 1 whose main component is pulp, impregnated with resin including a styrene component and a butadiene component, a coating layer 2 coated with the resin on the base paper 1, and an ink part 3, whose tone is changed by the plasma sterilization process, on the coating layer 2. In addition, the plasma sterilization display indicator material may have a pressure sensitive adhesive layer 4 on the opposite side of the base paper 1 from the ink part 3 and a back processing agent layer 5 on the ink part 3, if necessary.;COPYRIGHT: (C)2005,JPO&NCIPI