申请人:Sumitomo Chemical Company, Limited
公开号:US07276268B2
公开(公告)日:2007-10-02
Poly-azo compound selected from the group consisting compounds of the formula (I) and compounds of the formula (II),
(wherein, Me represents copper, nickel, zinc or iron, A represents a naphthyl group having 1 to 3 sulfonic groups and further optionally having an alkyl group or alkoxy group, R1 and R2 represent each independently a hydrogen atom, alkyl group or alkoxy group, and R3 represents an amino group or hydroxyl group.).
从化合物的公式(I)和化合物的公式(II)组成的化合物中选择的聚偶氮化合物,其中Me代表铜、镍、锌或铁,A代表具有1至3个磺酸基团并且进一步可选择地具有烷基基团或烷氧基团的萘基团,R1和R2分别独立地表示氢原子、烷基基团或烷氧基团,R3表示氨基团或羟基团。