发明授权
US5125969A Recording liquid and ink jet recording method employing the same 失效
记录液体和喷墨记录方法

Recording liquid and ink jet recording method employing the same
摘要:
A recording liquid containing a dye, glycerine, an aliphatic monohydric alcohol and water. The dye is a mixture of C.I. Food Black 2 and at least one compound selected from compounds which are represented by the following general formulas [I] and [II]: ##STR1## where Q1 is a phenyl group or a naphthyl group which are substituted by a lower alkyl carbonylamino group and a lower alkoxy group or a naphthyl group substituted by a SO.sub.3 M group, Q2 is a naphthyl group substituted by a SO.sub.3 M group or a phenyl group substituted by a lower alkoxy group, Q3 is a phenyl group, a naphthyl group, or a phenyl group or a naphthyl group which are substituted by a SO.sub.3 M group, R.sub.1 and R.sub.2 are each a lower alkyl group, a lower alkoxy group or a lower alkyl carbonylamino group, R.sub.3 is a hydrogen or a phenyl group substituted by a SO.sub.3 M group, n is 0 or 1, and M is an alkaline metal or an ammonium cation.
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