Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...
Patent
1993-11-29
1995-03-07
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...
430165, 430193, 528153, 528155, G03F 7023, G03F 730
Patent
active
053957270
ABSTRACT:
A novolak resin made from a carbonyl compound and a specific phenol compound, which resin has good properties, in particular, as a base resin of a photoresist.
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W. S. DeForest, "Photoresist Materials & Processes", McGraw-Hill Book Co., pp. 54-62 (1975).
Journal of Japan Printing Society, vol. 28, No. 5.
Kusumoto Takehiro
Osaki Haruyoshi
Takeyama Naoki
Ueda Yuji
Ueki Hiromi
Bowers Jr. Charles L.
Chu John S.
Sumitomo Chemical Company Limited
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