Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...
Patent
1988-08-26
1990-05-29
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Diazo reproduction, process, composition, or product
Composition or product which contains radiation sensitive...
430173, 430175, 430182, 430192, 430193, 430165, 430302, 430326, G03C 160, G03C 158, G03C 154
Patent
active
049295349
ABSTRACT:
A positive-working photosensitive mixture containing an o-quinone diazide and a binder is disclosed wherein the mixture contains a compound which is able to form an azo coupling with the o-quinone diazide. A copying material produced with the photosensitive mixture has a high photosensitivity and an exceptional developer resistance. The photosensitive mixture is used in reproduction technique, and also in the field of resists.
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Frass Werner
Maisel Britta
Mohr Dieter
Stephani Trutz-Ulrich
Bowers Jr. Charles L.
Hoechst Aktiengesellschaft
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