| Customization: | Available |
|---|---|
| CAS No.: | 61931-52-0 |
| Colour: | Red |
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High Quality Reactive Dyes Reactive Red 141 For textile
C.I.Reactive Red 141,CAS 61931-52-0,1774.19,C52H26Cl2N14Na8O26S8,Reactive Red KE-7B,Reactive Red 2KE-7B
Molecular Formula:C52H26Cl2N14Na8O26S8
Molecular Weight: 1774.19
CAS Registry Number:61931-52-0
Manufacturing Methods : 2-Aminonaphthalene-1-sulfonic acid sulfonated, diazotization, and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling, and 2,4,6-Trichloro-1,3,5-triazine first condensation, its product (2 Moore) and Benzene-1,4-diamine second condensation, and then salting-out.
Properties and Applications: colourful red blue light. Red powder. In the 50 ºC the solubility of when more than 150 g/L. After dyeing for blu-ray red, copper ions in turn blue turned dark colored (grade 1); Iron ion in color a little to yellow. Compatibility is high, the reaction of the medium, and easy to wash the gender is good. Neutral and alkaline are not suitable for white. Mainly used for cotton, hemp, viscose fiber, cotton and polyester paint / stick blended fabric dyeing.
| Standard | Light Fastness | Oxygen bleaching | Persperation Fastness | Soaping | |||
| Fading | Stain | Fading | Stain | Fading | Stain | ||
| ISO | 4-5 | 4 | 4 | 5(Alkali) | 4-5 | 4-5(95ºC) | 4-5 |
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