Disperse Yellow 134
Molecular Structure: Single azo class
Molecular Formula:C13H8Cl2N4O2
Molecular Weight: 323.13
Manufacturing Methods : 2,5-Dichlorobenzenamine diazo, cyanogen ethyl amide and Ethyl 3-oxobutanoate condensation closed loop, with potassium hydroxide and ethanol salting-out, using hydrochloric acid acidification, product and heavy nitrides coupling.
Properties and Applications: brilliant yellow. Dark yellow powder. Mainly used for polyester and its blending mitigate things dyeing.
Standard | Ironing Fastness | Light Fastness | Persperation Fastness | Washing Fastness | |||
Fading | Stain | Fading | Stain | Fading | Stain | ||
ISO | 5 | 3-4 | 6-7 | 5 | 5 | 5 | 4-5 |
List of Suppliers:
Disperse Yellow H4GL, Disperse Brilliant Yellow H-4GL
Zhejiang Huadee Dyestuff Chemical Co.,Ltd.
Zhejiang Shanyu Dyestuff Chemical Co., Ltd,
Samaron Yellow H4GL( Hoechst A G )
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