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    • 4. 发明专利
    • DESIGN IMAGE FORMING METHOD FOR STAMP
    • JPS63166537A
    • 1988-07-09
    • JP30988586
    • 1986-12-27
    • RICOH KKSANAI SEKIYU KK
    • SATO KUNIHIKOKANAZAWA MINORUYOSHIHARA TADASHI
    • G03G15/14B41C1/02G03G13/00G03G13/26
    • PURPOSE:To produce a stamp speedily and easily, by swelling or dissolving at least a part of a fixed toner image in an organic solvent capable of swelling or dissolving a thermoplastic resin used as a binder, placing the toner image on a stamp block, and transferring the toner image onto the stamp block, or other operation. CONSTITUTION:A fixed toner image is formed by, for example, xerography. Next, a transferring liquid is applied uniformly to the surface of a stamp block, and the fixed toner image is brought into close contact with the coated surface, or the transferring liquid is applied uniformly to the surface of the fixed toner image, and the toner image is brought into close contact with the surface of the stamp block, and then a copying paper is released after several seconds, whereby the toner image is transferred onto the stamp block as a reversed image. A stamp is produced by engraving the transferred image. The transferring liquid usable is an organic solvent capable of swelling or dissolving a thermoplastic resin used as a binder constituting the fixed toner image, and the most preferable organic solvent is a glycol monoalkyl ether acetate.