Radiation imagery chemistry: process – composition – or product th – Imaged product – Nonsilver image
Patent
1984-04-06
1985-11-19
Kittle, John E.
Radiation imagery chemistry: process, composition, or product th
Imaged product
Nonsilver image
430280, 430286, 430920, 428901, 361412, 174 685, G03C 300, H05K 100
Patent
active
045542295
ABSTRACT:
A multilayer circuit device comprises a substrate having a plurality of metallized patterns thereon said patterns being separated by a photodefined polymeric dielectric film formed from a polymeric photodefinable triazine base mixture including a photosensitive acrylate moiety. The various circuit patterns are interconnected by means of microvias through the polymeric film or film layers.
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patent: 4320189 (1982-03-01), Taguchi et al.
patent: 4329384 (1982-05-01), Vesley et al.
patent: 4357219 (1982-11-01), Sattler
patent: 4456712 (1984-06-01), Christie et al.
AT&T - Technologies, Inc.
Dees Jos,e G.
Kittle John E.
Spivak J. F.
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