申请人:YAMAMOTO CHEMICALS, INC.
公开号:US20210107924A1
公开(公告)日:2021-04-15
Provided are a novel naphthalocyanine compound, which has strong absorption in a near-infrared range, extremely weak absorption in a visible range, and high resistance such as light resistance and heat resistance, and exhibits excellent solubility in an organic solvent or a resin, a heat ray shielding material, and uses of the naphthalocyanine compound such as a heat ray shielding material and the like.
The naphthalocyanine compound is represented by General Formula (1).
wherein, in Formula (1), M represents two hydrogen atoms, a divalent metal, or a derivative of a trivalent or tetravalent metal, R
1
to R
3
each independently represent a hydrogen atom, a halogen atom, or a linear, branched, or cyclic alkyl group, A represents Formula (2), and B represents Formula (3),
wherein, in Formula (2), R
4
to R
8
each independently represent a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an alkylthio group, an aryloxy group, or an arylthio group, and
wherein, in Formula (3), X represents an oxygen atom, a sulfur atom, and or an imino group, R
9
to R
13
each independently represent a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an ester group, an amide group, or a sulfonamide group.
提供了一种新型萘酞菁化合物,它在近红外范围内具有强烈的吸收能力,在可见光范围内具有极弱的吸收能力,并具有高耐光性和耐热性,并在有机溶剂或树脂中表现出优异的溶解性能,可用作热辐射屏蔽材料,以及该萘酞菁化合物的用途,例如热辐射屏蔽材料等。该萘酞菁化合物由通式(1)表示。在式(1)中,M代表两个氢原子、二价金属或三价或四价金属的衍生物,R1至R3各自独立地表示氢原子、卤素原子或线性、支链或环烷基,A代表式(2),B代表式(3),在式(2)中,R4至R8各自独立地表示氢原子、卤素原子、烷基、烷氧基、烷硫基、芳氧基或芳硫基,在式(3)中,X表示氧原子、硫原子或亚胺基,R9至R13各自独立地表示氢原子、卤素原子、烷基、烷氧基、酯基、酰胺基或磺酰胺基。