Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...
Patent
1978-08-23
1980-06-10
Louie, Jr., Won H.
Radiation imagery chemistry: process, composition, or product th
Diazo reproduction, process, composition, or product
Composition or product which contains radiation sensitive...
260141, 260146D, 260155, 546100, 430193, 430270, 430586, G03C 500, G03C 152, C07C11300
Patent
active
042071070
ABSTRACT:
Ortho-quinone diazide compounds of the formula ##STR1## wherein R is an organic radical are useful sensitizers for photoresist compositions and intermediates for novel dyes.
REFERENCES:
patent: 2961438 (1960-11-01), Fuchs et al.
patent: 3046118 (1962-07-01), Schmidt
patent: 3852771 (1974-12-01), Ross
Cason, et al., "Synthesis of Four Methoxy-Substituted 1,8-Naphthalic Anhydrides", J. Org. Chem., vol. 33, pp. 3404-3408, 1968).
Louie, Jr. Won H.
Morris Birgit E.
RCA Corporation
Sites Edward J.
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