| 摘要 |
PURPOSE:To prevent the color fading of a copy by placing a raw paper on a polaroid printing paper and making a copy. CONSTITUTION:This process is the surface treatment of the chemical surface of the polaroid printing paper for placing a raw paper on the polaroid printing paper and making a copy, and a single side or both sides can be treated. A color copying machine can form a color copy by using a polaroid printing paper as well and color fading can be prevented. This process can be used not only for the polaroid printing paper but for the surface treatment of a polaroid film. This process can be carried out at low cost and both sides can be treated and it can be applied in many fields. |
