| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for printing to a film material that achieves printing without causing bleeding, a strike-through, nor unevenness.SOLUTION: The method for printing to the film material includes the steps of: preparing film material having a fabric made of glass fiber or heat-resistive fiber and fluororesin layers formed on both surfaces of the fabric; preparing a surface modification treatment liquid obtained by adding fluororesin, silica, and a silicone surfactant to water; forming an ink receiving layer by applying the surface modification treatment liquid to the fluororesin layers of the film material and drying the liquid and performing baking; and performing printing on the ink receiving layer by ink. |
