Principles and experimental result of removal of photosensitive layer and ink film on used PS plate by plasma chemical method are reported.

报告了利用等离子化学方法除去旧PS版表面感光层和油墨的原理和实验结果。

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Over this layer, a photosensitive film layer is applied, and ultraviolet (UV) light is applied through the circuit pattern overlay.

过该层，感光膜层被施加，并且紫外线(UV)光通过电路图案叠加的应用。

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Photosensitive seal machine's basic principle is to use special materials, photosensitive seal surface don't need imprinting in the local form a layer of film, which can penetrate to seal the effect.

光敏印章机的基本原理是利用特殊材料的感光性，在印章表面不需要印迹的地方形成一层不能渗透的膜，从而达到印章的效果。

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