PHTHALOCYANINE COMPOUND, NEAR INFRARED RAY-ABSORBING DYE, AND NEAR INFRARED RAY-ABSORBING MATERIAL

摘要

excellent in light resistance and solubility, and provides to a phthalocyanine compound as a near infrared absorber. The phthalocyanine compound having a specific structure of this, found out that it is excellent in the light resistance and solubility. (Wherein, R ¹ and R ² is the same or different, and each represents an alkoxy group that may have a substituent. X ¹ , and X ² are the same or different and each represents an oxygen atom or a sulfur atom. a ¹ and a ² are the same or different, and represents an aromatic ring which may have a substituent. M is two hydrogen atoms, a divalent metal or a trivalent or tetravalent metal compound represents a.)