Ink jet recording ink and ink jet recording method

Details Ink jet recording ink and ink jet recording method Ink jet recording ink and ink jet recording method

1997-08-12

2000-01-18

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Marking

106 3143, 106 3147, 106 3148, 106 3149, 106 3152, C09D 1102

Patent

active

060154551

ABSTRACT:
An ink jet recording ink comprising: (i) water, (ii) a water-soluble organic solvent, (iii) at least one dye having at least one carboxyl group in the form of a free acid, (iv) a substituted aromatic compound represented by general formula (I); and (v) at least one alkali metal hydroxide, wherein the pH value of the ink is from 8 to 12, and an ink jet recording method in which such ink droplets are discharged from an orifice according to a recording signal to record an image using this ink jet recording ink are disclosed, general formula (I) being: ##STR1##

REFERENCES:
patent: 5089050 (1992-02-01), Vieira et al.
patent: 5261953 (1993-11-01), Vieira et al.
patent: 5431720 (1995-07-01), Nagai et al.
patent: 5451251 (1995-09-01), Mafune et al.
patent: 5478383 (1995-12-01), Nagashima et al.
patent: 5509957 (1996-04-01), Toan et al.

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