CPC G03F 7/0047 (2013.01) [C03C 8/20 (2013.01); G03F 7/028 (2013.01); H05K 1/0306 (2013.01); H05K 3/0023 (2013.01); H05K 3/4667 (2013.01)] | 10 Claims |
1. A photosensitive insulating paste comprising:
glass frit;
a first inorganic filler;
a second inorganic filler;
an alkali-soluble polymer;
a photosensitive monomer;
a photopolymerization initiator; and
a solvent,
wherein the first inorganic filler has a refractive index of 1.7 or higher,
the second inorganic filler has a refractive index of 1.55 or lower, and
when an amount of the glass frit is denoted as A, an amount of the first inorganic filler is denoted as B, and an amount of the second inorganic filler is denoted as C, the following conditions are satisfied in the photosensitive insulating paste: A+B+C=100, B is from 5 vol % to 20 vol %, and C is from (25-B) vol % to (40-B) vol %.
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