Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Radiation sensitive composition or product or process of making
Patent
1996-05-28
1998-05-26
Chu, John S.
Radiation imagery chemistry: process, composition, or product th
Imaging affecting physical property of radiation sensitive...
Radiation sensitive composition or product or process of making
430905, 430910, G03F 7004
Patent
active
057562547
ABSTRACT:
A resist comprising a sulfonyl compound represented by the following general formula (1): ##STR1## wherein R.sup.1 is a hydrogen atom, a halogen atom, nitro group, cyano group or a monovalent organic group, R.sup.2 is a halogen atom, nitro group, cyano group or a monovalent organic group, R.sup.3 is a bivalent organic group, and n is an integer of 2 or more. The R.sup.3 in the general formula (1) is preferably a bivalent organic group represented by the general formula (2): ##STR2## wherein R.sup.21, R.sup.22, R.sup.23, R.sup.24, R.sup.25 and R.sup.26 may be the same or different and are individually a hydrogen atom, a halogen atom, nitro group, cyano group or a monovalent organic group, and Z is a bivalent organic group.
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Kihara Naoko
Nakase Makoto
Oba Masayuki
Saito Satoshi
Wakabayashi Hiromitsu
Chu John S.
Kabushiki Kaisha Toshiba
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