SQUARYLIUM-BASED COMPOUND, DYE COMPOSITION, FILM, OPTICAL FILTER, SOLID-STATE IMAGE SENSOR, IMAGE DISPLAY DEVICE, AND INFRARED SENSOR

Title:

SQUARYLIUM-BASED COMPOUND, DYE COMPOSITION, FILM, OPTICAL FILTER, SOLID-STATE IMAGE SENSOR, IMAGE DISPLAY DEVICE, AND INFRARED SENSOR

Document Type and Number:

Japanese Patent JP2021178945

Kind Code:

A

Abstract:

To provide a squarylium-based compound capable of forming a near-infrared cut filter which achieves both the shielding against near-infrared having wavelength of 900 nm or more and the transparency in the visible region.SOLUTION: The squarylium-based compound has a chemical structure represented by general formula (I) in the figure.SELECTED DRAWING: None

Inventors:

TANAKA YUKI
FUJITA RIEKO
SATO WATARU

Application Number:

JP2020086139A

Publication Date:

November 18, 2021

Filing Date:

May 15, 2020

Export Citation:

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Assignee:

MITSUBISHI CHEM CORP

International Classes:

C09B57/00; C09B67/20; G02B5/22; H01L27/144; H01L27/146

Attorney, Agent or Firm:

Masahiro Taguchi
Shigeru Torayama

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