Name:C.I.Basic Red 31,C.I.11055
Molecular Structure: Single azo class
Molecular Weight: 308.81
CAS Registry Number:116844-92-9/12221-52-2
Properties and Applications: light red powder. Solubility 20 g/L, solubility influence by temperature is very small. Acrylic dyeing for blu-ray colourful red, In relatively bright yellow shade under tungsten. In 120 ℃ high temperature dyeing, colored light unchanged. Dyeing copper ions in significant change to blue color, the colour and lustre of iron ion in the change. Compatibility value is 5, f value is 0.38. Mainly used in acrylic dyeing, can be in acrylic fabric and modification on polyester direct printing. And then the same chemical structure.
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