申请人:MITSUBISHI KASEI CORPORATION
公开号:EP0844289A2
公开(公告)日:1998-05-27
A recording liquid excellent in print quality, light resistance, and water resistance which is characterized in that it contains an aqueous medium and at least one dye selected from the dyes represented by general formulae [I] or [III]:
(wherein R1 and R2 each represents H, CH3, or OCH3; R3 represents H, Cl, CH3, or OCH3; R4 represents an alkyl group having 1 to 6 carbon atoms, a phenyl group, a tolyl group, or an anisyl group; R5 represents H, a phenyl group which may be substituted with a COOM group, or an alkyl group having 1 to 3 carbon atoms which is substituted with a COOM group; R6 represents H or an alkyl group having 1 to 3 carbon atoms which is substituted with a COOM group; Y represents -CO- or -SO2-; m represents 1 or 2; n represents 0 or 1; and M represents an alkali metal, an ammonium group, or an organic amine salt.)
一种印刷质量、耐光性和耐水性极佳的记录液,其特征在于它含有一种水介质和至少一种选自通式[I]或[III]所代表的染料的染料:
(其中 R1 和 R2 分别代表 H、CH3 或 OCH3;R3 代表 H、Cl、CH3 或 OCH3;R4 代表具有 1 至 6 个碳原子的烷基、苯基、甲苯基或苯甲酰基;R5 代表 H、可被 COOM 基团取代的苯基或被 COOM 基团取代的具有 1 至 3 个碳原子的烷基;R6 代表 H 或被 COOM 基团取代的具有 1 至 3 个碳原子的烷基; Y 代表-CO-或-SO2-; m 代表 1 或 2; n 代表 0 或 1; M 代表碱金属、铵基团或有机胺盐。)