Title:
WATER-SOLUBLE AZO COMPOUND OR SALT THEREOF, INK COMPOSITION, AND COLORED BODY
Document Type and Number:
WIPO Patent Application WO/2011/068046
Kind Code:
A1
Abstract:
A water-soluble azo compound represented by general formula (1) or a salt thereof is provided as a yellow dye which exhibits a high printing density suitable for inkjet recording and can yield recorded matter having various excellent fastnesses, particularly high light fastness. Further, when an ink composition is prepared using the compound or the salt, the ink composition exhibits excellent storage stability. An ink composition containing the yellow dye is also provided. In general formula (1), Q is a halogen atom; n is an integer of 1 to 3; x is an integer of 2 to 4; m is 1 or 2; and A is an amino group represented by any of general formulae (2) to (4). In general formulae (2) to (4), y is an integer of 1 to 11; z is 1 or 2; R is a hydrogen atom or the like; and W is an integer of 0 to 2.
Inventors:
ANAN MITSUNORI (JP)
MORITA RYOUTAROU (JP)
MASEGI JUNYA (JP)
MORITA RYOUTAROU (JP)
MASEGI JUNYA (JP)
Application Number:
PCT/JP2010/070709
Publication Date:
June 09, 2011
Filing Date:
November 19, 2010
Export Citation:
Assignee:
NIPPON KAYAKU KK (JP)
ANAN MITSUNORI (JP)
MORITA RYOUTAROU (JP)
MASEGI JUNYA (JP)
ANAN MITSUNORI (JP)
MORITA RYOUTAROU (JP)
MASEGI JUNYA (JP)
International Classes:
C09B33/02; B41J2/01; B41M5/00; C07D251/70; C09B43/16; C09D11/00
Domestic Patent References:
| WO2010038379A1 | 2010-04-08 | |||
| WO2009154142A1 | 2009-12-23 | |||
| WO2008053776A1 | 2008-05-08 |
Foreign References:
| JP2009263514A | 2009-11-12 | |||
| JPS62132969A | 1987-06-16 | |||
| JPS5578059A | 1980-06-12 |
Attorney, Agent or Firm:
SHOBAYASHI, Masayuki (JP)
Right wood Masayuki (JP)
Right wood Masayuki (JP)
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