COLORED COMPOSITION, AND ULTRAVIOLET ABSORBING MATERIAL

摘要

PROBLEM TO BE SOLVED: To provide a colored composition having excellent light resistance without containing heavy metals. Ž

SOLUTION: A compound represented by general formula (1) (wherein, R1and R2are each independently a hydrogen atom or a monovalent substituent; R1and R2may mutually be bound to form a ring; X1and X2are each independently a heteroatom; and Z is an atomic group containing at least one heteroatom necessary to form a 4- to a 7-membered heterocycle R together with carbon atoms to which Z is bound) is included in a medium. Ž

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