Leiterplatte für gedruckte Schaltungen

摘要

A base board for a printed circuit board panel is disclosed, which permits easy inspection of a printed circuit by means of a fluorescence-applied circuit pattern inspection machine used for the inspection of printed circuit patterns and which is not altered in the properties as a printed circuit board, the base board having an insulating layer containing 5.0 to 0.00001 % by weight of a compound of any one of the formulae (1), (2) and (3). d