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    • 8. 发明授权
    • Recording liquid
    • 记录液体
    • US5478384A
    • 1995-12-26
    • US238734
    • 1994-05-05
    • Hiroshi TakimotoTomio YoneyamaHideo SanoYukichi MurataMasahiro Yamada
    • Hiroshi TakimotoTomio YoneyamaHideo SanoYukichi MurataMasahiro Yamada
    • C09B31/08C09B31/18C09D11/00C09D11/02
    • C09D11/32C09B31/08C09B31/18C09D11/328
    • 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] to [V]: ##STR1## (wherein R.sub.1 and R.sub.2 each represents H, CH.sub.3, or OCH.sub.3 ; R.sub.3 represents H, Cl,CH.sub.3, or OCH.sub.3 ; R.sub.4 represents an alkyl group having 1 to 6 carbon atoms, a phenyl group, a tolyl group, or an anisyl group; R.sub.5 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; R.sub.6 represents H or an alkyl group having 1 to 3 carbon atoms which is substituted with a COOM group; X represents SO.sub.3 M or COOM; Y represents --CO-- or --SO.sub.2 --; m represents 1 or 2; n represents 0 or 1; A represents a phenylene group which may have one or more members selected from the group consisting of an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, an amino group, a --COOM group, a hydroxyl group, an --SO.sub.3 M group, and a halogen atom; and M represents an alkali metal, an ammonium group, or an organic amine salt.)
    • 印刷质量,耐光性和耐水性优异的记录液,其特征在于,其含有水性介质和选自通式[I]〜[V]表示的染料中的至少一种染料: (IV)其中R 1和R 2各自表示H,CH 3或OCH 3; R 3表示H,Cl,CH 3或 OCH 3; R 4表示碳原子数1〜6的烷基,苯基,甲苯基或茴香基; R 5表示H,可以被COOM基取代的苯基或具有1〜 被COOM基团取代的3个碳原子; R6表示H或被COOM基团取代的具有1至3个碳原子的烷基; X表示SO 3 M或COOM; Y表示-CO-或-SO 2 - ; m表示 1或2; n表示0或1; A表示可以具有一个或多个选自具有1至4个碳的烷基的一个或多个的亚苯基 具有1至4个碳原子的烷氧基,氨基,-COOM基,羟基,-SO 3 M基和卤素原子; M表示碱金属,铵基或有机胺盐。