Patent number: 7553960
Abstract: The present invention provides a phthalocyanine compound represented by the following formula (PC-1): Formula (PC-1) (wherein M represents a hydrogen atom or a metal atom, R1, R4, R5, R8, R9, R12, R13, and R16 each represents independently a hydrogen atom or a substituent, at least one of R1, R4, R5, R8, R9, R12, R13, and R16 is a group represented by formula (II), and R2, R3, R6, R7, R10, R11, R14, and R15 each independently represent a hydrogen atom or a substituent); —SO2R17??Formula (II) (wherein R17 represents an alkyl group, aryl group or a heterocyclic group having a hydrophilic group). A novel phthalocyanine compound having high durability and useful as a functional dye is provided.
Type:
Grant
Filed:
September 19, 2005
Date of Patent:
June 30, 2009
Assignee:
FUJIFILM Corporation
Inventors:
Seiichi Yamamoto, Masahiko Taniguchi, Yasuhiro Yoshioka, Takanori Hioki, Hideo Hanawa