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干膜抗蚀剂是六十年代末期发展起来的新型高分子感光材料。它弥补丁网印法和液体感光胶成像制造印制板的不足,开拓了制造印制板的新途径。目前,国外已普遍采用,国内也在逐步推广。
Dry film resist is a new type of polymer photosensitive material developed in the late sixties. It makes up for the lack of screen printing method and liquid photosensitive adhesive imaging manufacturing PCB, opened up a new way to create printed circuit board. At present, it has been widely used abroad and gradually popularized in China.