Ink composition

Compositions: coating or plastic – Coating or plastic compositions – Marking

Reexamination Certificate

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C106S031760, C106S031770, C106S031780

Reexamination Certificate

active

07407536

ABSTRACT:
An ink composition containing an organic solvent and a pigment, which has a little amount of smell, excellent safety and health properties, excellent resin solubility, excellent printing stability and excellent drying properties, causes no corrosion to a printer, and is excellent in adhesion to non-absorbable printing media and good printability, wherein the ink composition comprises as the organic solvent at least one compound selected from compounds represented by the formulae (1) to (3),wherein each of R1, R2, R3, R4, R7and R8independently represents an alkylene group having 1 to 4 carbon atoms or an alkenylene group having 2 to 4 carbon atoms and each of R5, R6and R9independently represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms.

REFERENCES:
patent: 5882389 (1999-03-01), Schwarz, Jr.
patent: 2004/0266907 (2004-12-01), Sugita et al.
patent: 2004/0266912 (2004-12-01), Aida et al.
patent: 2005/0098063 (2005-05-01), Lee et al.
patent: 2005/0268816 (2005-12-01), Lee et al.
patent: 2006/0117994 (2006-06-01), Ryu et al.
patent: 2007/0138300 (2007-06-01), Janot et al.
patent: 0 959 174 (1999-11-01), None
patent: 60104076 (1985-06-01), None
patent: 6-228476 (1994-08-01), None

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