TWI478983B

The present invention is a black azo pigment which has both of the optical properties of a visible light shielding property and an infrared ray transmitting property, and which has a structure that has, in the molecule thereof, at least two azo bonds and at least one 2-hydroxy-11H-benzo[a]-carbazole...

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Bibliographische Detailangaben
Hauptverfasser: YAMAMIYA, SHIRO, MATSUZAKI, SATORU, SAKAMOTO, SHIGERU, NAKAMURA, MICHIEI, OKAMOTO, HISAO, ITOH, HIDEKI
Format: Patent
Sprache:chi
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