Title:
メロシアニン化合物
Document Type and Number:
Japanese Patent JP6760926
Kind Code:
B2
Abstract:
The present invention provides a merocyanine compound with excellent light fastness and heat resistance, specifically, a merocyanine compound represented by general formula (I). Among said merocyanine compounds, compounds represented by general formula (II), particularly compounds represented by general formula (III) or (IV), are preferred in that synthesis is easy and heat resistance is high. Compounds represented by general formula (V), (VI), (VII) or (VIII) are even more preferable. The specific details of general formulas (I)-(VIII) are as described in the specification.
Inventors:
Yusuke Kubota
Matsui Izumi
Mitsuhiro Okada
Matsui Izumi
Mitsuhiro Okada
Application Number:
JP2017509855A
Publication Date:
September 23, 2020
Filing Date:
March 24, 2016
Export Citation:
Assignee:
ADEKA CORPORATION
International Classes:
C09B23/10; G02B5/22
Domestic Patent References:
| JP2008222991A | ||||
| JP2001056408A | ||||
| JP2003043605A | ||||
| JP2006521220A | ||||
| JP2003057777A |
Other References:
CIERNIK, J. et al.,Bis-Merocyaninfarbstoffe I. Spektrale Eigenschaften,Collection of Czechoslovak Chemical Communications,CZ,Academy of Sciences of the Czech Republic. Inst. o,1966年12月 1日,31巻/12号,4669-4681
Attorney, Agent or Firm:
Showa International Patent Office