Title:
ポルフィラジン色素、インク、インクセット及び着色体
Document Type and Number:
Japanese Patent JP5066079
Kind Code:
B2
Abstract:
The present invention relates to a porphyrazine coloring matter represented by the following formula (1):
(wherein, A, B, C and D independently represents a 6-membered ring having aromaticity, at least one or more is a benzene ring, at least one or more contains a nitrogen-containing heteroaromatic ring; in addition, E represents alkylene and each of X and Y independently represents a substituted or unsubstituted anilino group or a substituted or unsubstituted naphthylamino group; and b is 0 to 2.9, c is 0.1 to 3 and the sum of b and c is 1 to 3)
which has a good hue as a cyan ink, is excellent in light fastness, ozone fastness and moisture fastness, and does not cause bronze phenomenon, as well as is thus suitable for inkjet recording.
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Inventors:
Takafumi Fujii
Takashi Yoneda
Yoshiaki Kawaida
Hiroyuki Tsukui
Takashi Yoneda
Yoshiaki Kawaida
Hiroyuki Tsukui
Application Number:
JP2008509872A
Publication Date:
November 07, 2012
Filing Date:
April 05, 2007
Export Citation:
Assignee:
NIPPON KAYAKU KABUSHIKI KAISHA
International Classes:
C09B47/00; B41J2/01; B41M5/00; C09B47/24; C09B67/20; C09B67/22; C09D11/00; C09D11/326; C09D11/328; C09D11/38
Foreign References:
| WO2007091631A1 | 2007-08-16 | |||
| WO2005021658A1 | 2005-03-10 | |||
| WO2004087815A1 | 2004-10-14 |
Attorney, Agent or Firm:
Norio Saeki