Phthalocyanine compound, method for production thereof, and near infrared absorption dye using the compound
申请人:Nippon Shobukai Co., Ltd.
公开号:US06323340B1
公开(公告)日:2001-11-27
A phthalocyanine compound is provided which exhibits particularly high transmittance to a visible ray, offers a highly efficient cut of a near infrared ray, excels in the ability to effect selective absorption in a near infrared region, excels in the solubility in a solvent, excels in the compatibility with a resin, and excels in heat resistance, light resistance, and weatherability, a method for the production thereof, a near infrared absorbable dye using the same, and a heat ray shielding material, a plasma display grade filter and a near infrared absorbable material formed thereof. The phthalocyanine compound of this invention is represented by the following formula (1):
wherein Z2, Z3, Z6, Z7, Z10, Z11, Z14, and Z15 independently stand for SR1, OR2, or a halogen atom, provided that at least one of them stands for SR1 or OR2; Z1, Z4, Z5, Z5, Z9, Z12, Z13, and Z16 independently stand for NHR3, SR1, OR2, or a halogen atom, provided that at least one of them stands for NHR3 and at least four of them stand for OR2; a plurality of R1, R2, and R3, independently to each other, stand for a substituted or non-substituted phenyl group, a substituted or non-substituted aralkyl group, or a substituted or non-substituted alkyl group of 1 to 20 carbon atoms; and M stands for a nonmetal, a metal, a metal oxide, or a metal halide.
提供一种邻苯二甲酸酞菁化合物,其对可见光具有特别高的透射率,高效地切割近红外光线,在近红外区域具有优异的选择性吸收能力,在溶剂中具有优异的溶解性,在树脂中具有优异的相容性,并且具有优异的耐热性、耐光性和耐候性,以及其生产方法,使用该化合物的近红外可吸收染料,以及热辐射屏蔽材料、等离子显示器级滤光片和由此形成的近红外可吸收材料。本发明的邻苯二甲酸酞菁化合物由以下公式(1)表示:其中Z2、Z3、Z6、Z7、Z10、Z11、Z14和Z15独立地代表SR1、OR2或卤素原子,但至少其中一个代表SR1或OR2;Z1、Z4、Z5、Z5、Z9、Z12、Z13和Z16独立地代表NHR3、SR1、OR2或卤素原子,但至少其中一个代表NHR3,至少四个代表OR2;多个R1、R2和R3,彼此独立地代表取代或未取代的苯基、取代或未取代的芳基甲基基团,或取代或未取代的含1至20个碳原子的烷基基团;M代表非金属、金属、金属氧化物或金属卤化物。