Resist composition, method for forming resist pattern, acid generator and compound

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United States of America Patent

PATENT NO 9678423
APP PUB NO 20160274458A1
SERIAL NO

15072004

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Abstract

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A resist composition which generates acid upon exposure and exhibits changed solubility in a developing solution under action of acid, and which includes a base component (A) which exhibits changed solubility in a developing solution under action of acid and an acid-generator component (B) which generates acid upon exposure, the acid-generator component (B) including a compound (B0-1) represented by general formula (b0) shown below (in the formula, Yx01 represents a divalent linking group; n represents an integer of 1 to 3; and M′m+ represents an organic cation having a valency of m.

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Patent Owner(s)

Patent OwnerAddress
TOKYO OHKA KOGYO CO LTD150 NAKAMARUKO NAKAHARA-KU KAWASAKI-SHI KANAGAWA 211-0012

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nagamine, Takashi Kawasaki, JP 32 185
Nito, Hideto Kawasaki, JP 20 244
Takaki, Daichi Kawasaki, JP 29 141

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