Oil-based inks for inkjet printers

Details Oil-based inks for inkjet printers Oil-based inks for inkjet printers

2008-07-01

2008-07-01

Lorengo, J. A. (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Marking

Reexamination Certificate

active

11169660

ABSTRACT:
An oil-based ink for piezoelectric inkjet printers contains a binder resin, a pigment and a solvent. The solvent contains a cyclic ester and a compound represented by the following formula (1):wherein X1represents an alkyl group, X2represents a hydrogen atom or an alkyl group, and n stands for an integer of from 1 to 4. The amount of the cyclic ester is from 1 to 60 parts by weight per 100 parts by weight of the compound represented by the formula (1). Preferably, the cyclic ester is a compound represented by the following formula (2):wherein X3and X4each independently represents a hydrogen atom or a C1-7alkyl or alkenyl group, and m stands for an integer of from 1 to 3.

REFERENCES:
patent: 6379444 (2002-04-01), Adkins et al.
patent: 2002/0086914 (2002-07-01), Lee et al.
patent: 2007/0000409 (2007-01-01), Sugita et al.
patent: 2003-96370 (2003-04-01), None
U.S. Appl. No. 11/740,444, filed Apr. 26, 2007, Sugita, et al.

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