Title:
近赤外線吸収色素、およびその用途
Document Type and Number:
Japanese Patent JP6753087
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a near-infrared absorption dye in which absorption is reduced in a visible region (400 to 700 nm), excellent in near-infrared absorption capacity and having high durability, a near-infrared absorption material including the near-infrared absorption dye, and a near-infrared absorption cut filter including the near-infrared absorption material.SOLUTION: Provided is a near-infrared absorption dye [A] with a specified structure represented by general formula (1), and also provided is a near-infrared absorption material including the near-infrared absorption dye.SELECTED DRAWING: None
Inventors:
Hiroaki Shimizu
Shohei Sakamoto
Aikyo Sumihiro
Nissui Akio
Shohei Sakamoto
Aikyo Sumihiro
Nissui Akio
Application Number:
JP2016052106A
Publication Date:
September 09, 2020
Filing Date:
March 16, 2016
Export Citation:
Assignee:
Toyo Ink sc Holdings Co., Ltd.
Toyo Color Co., Ltd.
Toyo Color Co., Ltd.
International Classes:
C09K3/00; C09B23/00; G02B5/22
Domestic Patent References:
| JP2011208101A | ||||
| JP10036695A | ||||
| JP2000162431A | ||||
| JP2007077153A | ||||
| JP2011069846A |
Other References:
有機合成化学協会誌,2008年,66(5),p.477-487