申请人:ORIENT CHEMICAL INDUSTRIES, LTD.
公开号:EP0763539A2
公开(公告)日:1997-03-19
A green or near infrared light absorbing water-soluble phthalocyanine or naphthalocyanine derivative which has excellent water resistance after dyeing, is provided. The present invention provides a phthalocyanine or naphthalocyanine derivative represented by the formula:
wherein X represents a halogen atom substituted at nucleus; M represents two hydrogen atoms, a divalent metal atom, a trivalent mono-substituted metal atom, or a tetravalent di-substituted metal atom; m represents 4 or 8; and n represents an integer of 0 to 12.
本发明提供了一种绿色或近红外光吸收性水溶性酞菁或萘菁衍生物,染色后具有优异的耐水性。本发明提供了一种由式表示的酞菁或萘菁衍生物:
其中 X 代表在原子核上被取代的卤原子;M 代表两个氢原子、二价金属原子、三价一取代金属原子或四价二取代金属原子;m 代表 4 或 8;n 代表 0 至 12 的整数。