Composition, dichroic substance, light absorption anisotropic film, laminate, and image display device
AssigneeFUJIFILM Corporation
InventorsTakashi KATOU, Yasuhiro ISHIWATA
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Abstract
An object of the invention is to provide a dichroic substance capable of forming a light absorption anisotropic film having excellent light fastness, a composition, a light absorption anisotropic film formed of the composition, a laminate, and an image display device. A composition according to the embodiment of the invention is a composition containing a dichroic substance having an azo group, and the dichroic substance exhibits a highest occupied molecular orbital energy level of −5.60 eV or less and a CLogP value of 7.0 or greater.
Claims20
A composition comprising:
- a dichroic substance having an azo group,
- wherein the dichroic substance exhibits a highest occupied molecular orbital energy level of −5.60 eV or less and a CLogP value of 7.0 or greater.
A dichroic substance which is represented by Formula (1), and exhibits a highest occupied molecular orbital energy level of −5.60 eV or less and a CLogP value of 7.0 or greater,
- in Formula (1), m1, m2, and m3 each independently represent an integer of 0 to 5, and n1 represents an integer of 1 to 4,
- in Formula (1), Ar1 represents an aromatic hydrocarbon ring or heterocyclic ring having a valence of (m1+1), Ar2 represents an aromatic hydrocarbon ring or heterocyclic ring having a valence of (m2+2), Ar3 represents an aromatic hydrocarbon ring or heterocyclic ring having a valence of (m3+1), and in a case of n1≥2, a plurality of Ar2's may be the same or different, and
- in Formula (1), R1, R2, and R3 each independently represent a substituent, in a case of m1≥22, a plurality of R's may be the same or different, in a case of m2≥2, a plurality of R2's may be the same or different, in a case of m3≥2, a plurality of R3's may be the same or different, in a case of n1≥2, a plurality of —(R2)m2's may be the same or different, and a total number of substituents selected from the group consisting of R1, R2, and R3 is 2 or more.
Dependencies are inferred from the claim text.