- Composition of reactive blue dyes
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The present invention relates to a blue dye composition mixed with 10 to 30 parts by weight of a compound represented by general formula (I), and 70 to 90 parts by weight of a compound represented by general formula (II).
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Paragraph 0027; 0028
(2016/11/17)
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- Novel reactive dyestuff with N,N-dialkylamino bridge group
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The present invention relates to a novel reactive dyestuff with an N,N-dialkylamino bridge group, represented by the following formula (I): wherein R, B, B′, E1, E2, Z, Z′, i, j, R1, R2, m and n are defined the same as the specification. The reactive dyestuff of the present invention is suitable for exhaust dyeing, cold batch-up dyeing, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or polyamine fibers.
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Page/Page column 16
(2009/07/18)
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