Black ink composition

Details Black ink composition Black ink composition

2006-08-22

2006-08-22

Klemanski, Helene (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031460, C106S031480, C106S031500, C106S031580, C347S100000

Reexamination Certificate

active

07094281

ABSTRACT:
The present invention provides a black ink composition obtained by mixing at least one colorant selected from the group consisting of a compound represented by the following formula (1) and a salt thereof, one or more organic acids and one or more organic bases:wherein R1represents a phenyl group having a substituent group or a naphthyl group having a substituent group, R2represent a phenylene group having a substituent group or a naphthylene group having a substituent group, R3represents a 5- to 7-membered heterocyclic ring having at least one double bond and substituent group, and further, the above-mentioned substituent groups in the above-mentioned R1to R3are each independently selected from the group consisting of OH, SO3H, PO3H2, CO2H, NO2, NH2, a C1–4 alkyl group, a C1–4 alkyl group having a substituent group, a C1–4 alkoxyl group, a C1–4 alkoxyl group having a substituent group, an amino group, an amino group having a substituent group and a phenyl group having a substituent group. Further, a recording method and recorded matter using the above-mentioned black ink composition are also disclosed.

REFERENCES:
patent: 1235253 (1917-07-01), Stebbins, Jr.
patent: 5536819 (1996-07-01), Tamura et al.
patent: 5772742 (1998-06-01), Wang
patent: 6451989 (2002-09-01), Beach et al.
patent: 6503308 (2003-01-01), Stramel et al.
patent: 6749674 (2004-06-01), Geisenberger et al.
patent: 2002/0112642 (2002-08-01), Sharma et al.
patent: 2004/0020404 (2004-02-01), Popal et al.
patent: 2004/0040466 (2004-03-01), Aoyama et al.
patent: 2005/0087099 (2005-04-01), Blease et al.
patent: 2005/0087100 (2005-04-01), Blease et al.
patent: 2005/0126435 (2005-06-01), Hanmura et al.
patent: 04-339874 (1992-11-01), None
patent: 04-339875 (1992-11-01), None
patent: 04-339876 (1992-11-01), None
patent: 05-148437 (1993-06-01), None
patent: 05-339527 (1993-12-01), None
patent: 06-166840 (1994-06-01), None
Patent Abstracts of Japan Publication No. 04-339874 Published Nov. 26, 1992.
Patent Abstracts of Japan Publication No. 04-339875 Published Nov. 26, 1992.
Patent Abstracts of Japan Publication No. 04-339876 Published Nov. 26, 1992.
Patent Abstracts of Japan Publication No. 05-148437 Published Jun. 15, 1993.
Patent Abstracts of Japan Publication No. 05-339527 Published Dec. 21, 1993.
Patent Abstracts of Japan Publication No. 06-166840 Published Jun. 14, 1994.

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