发明授权
US08143533B2 Method for forming resist pattern, method for producing circuit board, and circuit board 失效
抗蚀剂图案形成方法,电路基板的制造方法以及电路基板

Method for forming resist pattern, method for producing circuit board, and circuit board
摘要:
There are provided a method for forming a resist pattern for preparing a circuit board having a landless or small-land-width through-hole(s) to realize a high-density circuit board, a method for producing a circuit board, and a circuit board. A method for forming a resist pattern, comprising the steps of forming a resin layer and a mask layer on a first surface of a substrate having a through-hole(s), and removing the resin layer on the through-hole(s) and on a periphery of the through-hole(s) on the first surface by supplying a resin layer removing solution from a second surface opposite to the first surface of the substrate, and a method for producing a circuit board using the method for forming a resist pattern, and a circuit board.
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