The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 07, 2025

Filed:

Jun. 11, 2021
Applicant:

Nissan Chemical Corporation, Tokyo, JP;

Inventors:

Satoshi Kamibayashi, Toyama, JP;

Yuki Endo, Toyama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/11 (2006.01); H01L 21/027 (2006.01);
U.S. Cl.
CPC ...
G03F 7/11 (2013.01); H01L 21/0274 (2013.01);
Abstract

A composition contains an organic solvent and compound (formula (1)), theoretical molecular weight 999 or less. (Z1 contains a nitrogen-containing heterocyclic ring; U represents a monovalent organic group (formula (2)); and p represents 2 to 4.) (In formula (2), R1 represents an alkylene group having 1 to 4 carbon atoms; A1 to A3 represent a hydrogen atom, or methyl or ethyl group: X represents —COO—, —OCO—, —O—, —S— or —NRa—; Ra represents a hydrogen atom or methyl group; Y represents a direct bond or optionally substituted alkylene group having 1 to 4 carbon atoms; R2, R3 and R4 represent a hydrogen atom or optionally substituted alkyl group having 1 to 10 carbon atoms or aryl group having 6 to 40 carbon atoms; R5 represents a hydrogen atom or hydroxy group; n represents 0 or 1; m1 and m2 represent 0 or 1; and * represents a binding site to Z1.)


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