| 摘要 |
PROBLEM TO BE SOLVED: To obtain a reactive dye for dyeing cellulose fibers and so on to navy blue color. SOLUTION: This reactive dye mixture contains dyes of formulas (1) and (2) [R1 and R2 are each H, or the like; U1 and U2 are each a specific crosslinking group; Y is vinyl group, or the like; X1 and X2 are each chloro, substitutable pyridinio, or the like; T is a specific fiber-nonreactive group; one of marks * in the parentheses [ ] is a bond to U1SO2Y or U2SO2Y, and the other is a bond to T, provided that the crosslinking group U1 and the crosslinking group U2 are different from each other].
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