Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...
Patent
1993-08-09
1996-07-02
Chu, John S. Y.
Radiation imagery chemistry: process, composition, or product th
Diazo reproduction, process, composition, or product
Composition or product which contains radiation sensitive...
430167, 430197, 4302801, 4302811, 4302881, 430311, G03F 7095, G03F 7008, G03F 7031/7/032
Patent
active
055321054
ABSTRACT:
A photolithographically viahole-forming photosensitive element is formed of a light-transmitting base material and a photosensitive resin composition laminated as a layer on the light-transmitting base material. The photosensitive resin composition comprises:
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"Characteristic Features and Application of Surface Layer Printed Circuit Board (SLC)" [Electronic Materials pp. 103-108, Apr. 1991].
"Photopolymer Handbook" Compiled by Photopolymer Konwakai (Study Group); Published by Kogyo Chosakai (Industrial Research Committee); Published in 1989; Relevant pages: pp. 21-23 and pp. 245-247.
Fukutomi Naoki
Obata Ritsuko
Suzuki Kazuko
Takeuchi Kazumasa
Yamadera Takashi
Chu John S. Y.
Hitachi Chemical Company Ltd.
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