Photolithographically viahole-forming photosensitive element com

Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...

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430167, 430197, 4302801, 4302811, 4302881, 430311, G03F 7095, G03F 7008, G03F 7031/7/032

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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:

REFERENCES:
patent: 3779758 (1973-12-01), Polichette
patent: 4571374 (1986-02-01), Vikesland
patent: 4839261 (1989-06-01), Nakazaki et al.
patent: 4902726 (1990-02-01), Hayashi et al.
"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.

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