Title:
BORON CHELATE COMPOUND, NEAR-INFRARED LIGHT ABSORBING MATERIAL, THIN FILM, PHOTOELECTRIC CONVERSION ELEMENT, AND IMAGING ELEMENT
Document Type and Number:
WIPO Patent Application WO/2022/181439
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide: a compound that has high thermal stability, that has a principal absorption band in the near-infrared light range of 900 nm and above which can easily be used in organic electronic devices and the like, and that also shows high photoelectric conversion properties in the wavelength range of 1,000 nm and above; an organic thin film; and a photoelectric conversion element. This compound is represented by formula (1) (In the formula (1), each of R1 through R4 independently represents a hydrogen atom, an alkyl base, an aromatic hydrocarbon group, a heterocyclic group, or a halogen atom. m represents an integer from 1 to 3. A represents a benzene ring or a naphthalene ring.).
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Inventors:
MAEDA KENTARO (JP)
YAKUSHIJI HIDENORI (JP)
AOTAKE TATSUYA (JP)
SADAMITSU YUICHI (JP)
YAKUSHIJI HIDENORI (JP)
AOTAKE TATSUYA (JP)
SADAMITSU YUICHI (JP)
Application Number:
PCT/JP2022/006394
Publication Date:
September 01, 2022
Filing Date:
February 17, 2022
Export Citation:
Assignee:
NIPPON KAYAKU KK (JP)
International Classes:
H01L51/42; C07F5/02; H01L27/30
Domestic Patent References:
| WO2020162345A1 | 2020-08-13 | |||
| WO2019031456A1 | 2019-02-14 | |||
| WO2018079653A1 | 2018-05-03 | |||
| WO2013035303A1 | 2013-03-14 |
Foreign References:
| JP2016166284A | 2016-09-15 | |||
| JP2020189950A | 2020-11-26 | |||
| JP2020189933A | 2020-11-26 | |||
| JP2016006033A | 2016-01-14 |
Attorney, Agent or Firm:
KAMIMURA Yoichiro (JP)
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