Title:
AZO COMPOUND, INK COMPOSITION, RECORDING METHOD, AND COLORED OBJECT
Document Type and Number:
WIPO Patent Application WO/2007/032377
Kind Code:
A1
Abstract:
An azo compound represented by the following formula (1): (wherein R1 and R2 each independently represents hydrogen, halogeno, cyano, carboxy, sulfo, sulfamoyl, N-alkylaminosulfonyl, N-phenylaminosulfonyl, etc.; R3, R4, R5, R6, R7, and R8 each independently represents hydrogen, halogeno, hydroxy, cyano, carboxy, sulfo, sulfamoyl, N-alkylaminosulfonyl, N-phenylaminosulfonyl, etc.; and n is 0 or 1) or a salt of the compound. Also provided is an ink composition containing the compound or salt. The ink composition containing the azo compound has excellent long-term storage stability and gives a print excellent in light resistance and ozone resistance.
Inventors:
MATSUI TAKAHIKO (JP)
MORITA RYOUTAROU (JP)
DEJIMA YOSHIYUKI (JP)
MORITA RYOUTAROU (JP)
DEJIMA YOSHIYUKI (JP)
Application Number:
PCT/JP2006/318137
Publication Date:
March 22, 2007
Filing Date:
September 13, 2006
Export Citation:
Assignee:
NIPPON KAYAKU KK (JP)
MATSUI TAKAHIKO (JP)
MORITA RYOUTAROU (JP)
DEJIMA YOSHIYUKI (JP)
MATSUI TAKAHIKO (JP)
MORITA RYOUTAROU (JP)
DEJIMA YOSHIYUKI (JP)
International Classes:
C09B33/26; B41J2/01; B41M5/00; C09D11/00
Foreign References:
| JPH07292275A | 1995-11-07 | |||
| JPH09230142A | 1997-09-05 | |||
| JP2004285351A | 2004-10-14 |
Attorney, Agent or Firm:
SAEKI, Norio (Aminosan Kaikan Building 15-, Nihonbashi 3-chome Chuo-ku Tokyo, JP)
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