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    • 6. 发明授权
    • Recording liquid
    • 记录液体
    • US4824485A
    • 1989-04-25
    • US041493
    • 1987-04-23
    • Mitsugu TanakaTakeo Sakai
    • Mitsugu TanakaTakeo Sakai
    • C09B45/14C09D11/00C09D11/16C09D11/18G09F1/08G09F5/00C09D11/02
    • C09D11/17C09B45/14C09D11/328
    • A recording liquid containing at least one compound represented by formula (I) ##STR1## wherein Z represents an atomic group forming at least one substituted or unsubstituted 5-membered to 7-membered aromatic or heterocyclic ring; Z' represents at least one substituted or unsubstituted 5-membered to 7-membered aromatic or heterocyclic ring which contains in its ring (i) a nitrogen atom acting as a coordinating atom or (ii) a carbon atom to which a nitrogen atom acting as a coordinating atom is directly bonded at a position adjacent to the position to which the azo group is bonded; and G is a metal-chelating group. The recording liquid exhibits improved light-resistance and water-resistance as well as satisfactory hue and absorbance.
    • 含有至少一种由式(I)表示的化合物(I)的记录液体,其中Z表示形成至少一个取代或未取代的5元至7元芳族或杂环的原子团; Z'表示至少一个取代或未取代的5元至7元芳族或杂环,其环(i)作为配位原子的氮原子或(ii)碳原子,氮原子作为 配位原子直接键合在与偶氮基结合的位置相邻的位置; G是金属螯合基团。 记录液体具有改善的耐光性和耐水性以及令人满意的色调和吸光度。