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    • 32. 发明授权
    • Polyfunctional fibre-reactive dyestuffs
    • 多官能纤维反应性染料
    • US5274083A
    • 1993-12-28
    • US724443
    • 1991-07-02
    • Karl-Josef HerdHermann HenkFrank-Michael Stohr
    • Karl-Josef HerdHermann HenkFrank-Michael Stohr
    • C09B62/44C09B62/503C09B62/04D06P1/38
    • C09B62/4401
    • Dyestuff of the formula ##STR1## wherein FB=the radical of a dyestuffB/B'=a bridge memberX=CH.dbd.CH.sub.2 or CH.sub.2 CH.sub.2 --YY=a radical which can be eliminated under alkaline conditions andR, R.sup.1 and R.sup.2 =H or C.sub.1 -C.sub.4 -alkyl, which is unsubstituted or substituted by halogen, hydroxyl, cyano, C.sub.1 -C.sub.4 -alkoxy, carboxyl, sulpho or sulphato and whereinR.sup.1 -R.sup.2 can also represent a C.sub.1 -C.sub.4 -alkylene unit,Hal=F, Cl or Br,A=a direct bond or an aliphatic, cycloaliphatic or mixed aromatic-aliphatic bridge member, which can optionally contain hereto atoms, selected from N, O, S or SO.sub.2, and wherein the radical --NR.sup.1 --A--NR.sup.2 -- can also be ##STR2## and Z=a reactive group produce, on naturally occurring and synthetic materials containing OH groups and amide group, dyeings and prints with good general fastness properties, in particular good wet-fastness properties, coupled with a good build-up capacity and a high fixing yield.
    • 式(1)的染料其中FB =染料B / B'的基团=桥构件X = CH = CH 2或CH 2 CH 2 -YY =在碱性条件下可以除去的基团,R,R1和 R 2 = H或C 1 -C 4烷基,其未被取代或被卤素,羟基,氰基,C 1 -C 4 - 烷氧基,羧基,磺基或硫酸酯取代,并且其中R 1 -R 2也可以表示C 1 -C 4亚烷基单元,Hal = F,Cl或Br,A =直接键或脂肪族,脂环族或混合的芳族 - 脂族桥连构件,其可以任选地含有选自N,O,S或SO 2的原子,并且其中基团-NR1-A 对于含有OH基团和酰胺基团的天然存在的和合成的材料,NR2-也可以是“反应性基团”,Z =反应性基团,染色和印刷品具有良好的通用牢度特性,特别是良好的耐湿牢度特性 良好的建设能力和高固定收益。