| 摘要 |
PURPOSE: A metal-phthalocyanine-based compound with an infrared reflectance function is provided to provide a fiber with excellent color fastness. CONSTITUTION: A compound is represented by chemical formula 1. In chemical formula 1, M is a metal atom, R1 is a halogen, a functional group indicated in chemical formula 1-a or -NH-(CH2)n-R5; R2 is a halogen, SO3H, phenylsulfonyl, C1-C4 alkylsulfonyl, or C1-C4 alkoxy, R3 is a hydrogen or an alkali metal, R4 is a hydrogen or SO3R3, R5 is SO3R3 or SO2(CH2)nOSO3R3, and n is an integer from 1-4. A dye composition comprises the compound and has an absorbing ability to infrared rays at 600-1040 nm. |
