Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...
Patent
1987-05-11
1989-05-16
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...
430194, 430306, 430325, 430330, 522 65, 522136, 522137, 522164, G03C 171, G03C 160, G03F 726
Patent
active
048309532
ABSTRACT:
Polyimides which contain aliphatic groups can be radiation-crosslinked with chromophoric aromatic polyazides. Solutions in organic solvents can be used as radiation-sensitive coating agents for preparing insulating or protective coatings and as photoresists having high thermal, mechanical and chemical stability.
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Bowers Jr. Charles L.
Ciba-Geigy Corporation
Falber Harry
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