Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Making electrical device
Patent
1999-06-07
2000-09-19
Gibson, Sharon
Radiation imagery chemistry: process, composition, or product th
Imaging affecting physical property of radiation sensitive...
Making electrical device
430313, 430323, 430324, G03F 700
Patent
active
061209740
ABSTRACT:
A pattern forming material includes a binary copolymer represented by the following general formula or a ternary or higher copolymer obtained by further polymerizing the binary copolymer with another group: ##STR1## wherein R.sub.1 indicates a hydrogen atom or an alkyl group; R.sub.2 and R.sub.3 independently indicate a hydrogen atom, an alkyl group, a phenyl group or an alkenyl group or together indicate a cyclic alkyl group, a cyclic alkenyl group, a cyclic alkyl group having a phenyl group or a cyclic alkenyl group having a phenyl group; R.sub.4 indicates a hydrogen atom or an alkyl group; x satisfies a relationship of 0<x<1; and y satisfies a relationship of 0<y<1.
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Endo Masayuki
Matsuo Takahiro
Shirai Masamitsu
Tsunooka Masahiro
Barreca Nicole
Gibson Sharon
Matsushita Electric - Industrial Co., Ltd.
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