| 摘要 |
PURPOSE: A soluble positive stripper is provided to easily remove positive photosensitive agent attached to a surface of a mechanical equipment composed of positive photosensitive agent or the agent and print ink. CONSTITUTION: The stripper is made of aromatic or heterocyclic compound of 5 to 20 weight percent, alkylamine or alcoholamine of 0 to 10 weight percent, alkali compound of 0 to 10 weight percent, and organic polar substance or nonorganic substance and interface activator of 0 to 10 weight percent. |
