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    • 18. 发明授权
    • Basic triphendioxazine dyestuffs
    • 基本三苯并二恶嗪染料
    • US4588810A
    • 1986-05-13
    • US677782
    • 1984-12-04
    • Wolfgang HarmsGunter FrankeKlaus Wunderlich
    • Wolfgang HarmsGunter FrankeKlaus Wunderlich
    • C09B19/02C09B62/523C09B62/763C09B19/00
    • C09B19/02
    • Basic triphendioxazine dyestuffs of the formula ##STR1## wherein R.sub.1 and R.sub.2, independently of each other, each denote hydrogen, halogen, alkyl, cyclohexyl, aryl, alkoxy, aryloxy, CN, CONH.sub.2, CONH-alkyl, CON(alkyl).sub.2, CONH-aryl, COOalkyl, NH--CO-alkyl, NH--CO-aryl or NH-aryl andA and B, independently of each other, each denote an amine radical or a radical of a polyamine which can be protonated or quaternized, with the proviso that at least one of the radicals A or B stands for such a polyamine radical, and said substituents and the rings a can be substituted by the non-ionic, cationic or anionic radicals customary in dyestuff chemistry, with the proviso that the total number of anionic groups is less than the total number of protonatable and quaternizable nitrogen atoms in A and B,are used for dyeing cationically dyeable substrates, in particular paper and polyacrylonitrile.
    • 式(I)的基本三苯并二恶嗪染料其中R 1和R 2彼此独立地表示氢,卤素,烷基,环己基,芳基,烷氧基,芳氧基,CN,CONH 2,CONH-烷基,CON(烷基) 2,CONH-芳基,COO烷基,NH-CO-烷基,NH-CO-芳基或NH-芳基,A和B彼此独立地表示可以被质子化或季铵化的胺基或多胺基团 ,条件是基团A或B中的至少一个代表这样的多胺基团,并且所述取代基和环a可以被染料化学中常规的非离子,阳离子或阴离子基团取代,条件是 阴离子基团的总数小于A和B中可质子化和可季铵化的氮原子的总数,用于染色阳离子可染色基质,特别是纸和聚丙烯腈。