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RESIST COMPOSITION, RESIST PATTERN FORMING METHOD, COMPOUND AND ACID DIFFUSION CONTROL AGENT

Application US20260079395A1 Kind: A1 Mar 19, 2026

Inventors

KhanhTin NGUYEN, Seiji TODOROKI, Rin ODASHIMA, Ryota KOBAYASHI

Abstract

A resist composition including a base material component whose solubility in a developing solution is changed by an action of an acid and a compound represented by General Formula (d0). In Formula (d0), Rf represents a fluorinated hydrocarbon group; V0 represents a hydrocarbon group which may have a substituent or a single bond; Y0 represents a divalent linking group having an oxygen atom; I represents an iodine atom; x represents an integer of 1 to 4, y represents an integer of 1 to 4; 2≤x+y≤5 is satisfied; a total number of fluorine atoms contained in x pieces of Rf's is 5 or more; Mm+ represents a sulfonium cation or an iodonium cation; and m represents an integer of 1 or greater.

CPC Classifications

G03F 7/0045 C07C 25/18 C07C 65/21 C07C 65/24 C07C 69/76 C07C 233/81 C07C 381/12 C07D 333/76 G03F 7/0382 G03F 7/0388 G03F 7/0397 C07C 2601/14

Filing Date

2023-09-08

Application No.

19109360