Physicochemical properties
H46L is dark yellow scattered yellow powder.
Use
Mainly used for H46L scattered yellow polyester and blended fabric dyeing.
Description
H46L synthetic materials scattered yellow for ethyl allylacetoacetate, cyano ethyl amide and 2, 5-2 chloro aniline, first cyano ethyl amide and ethyl allylacetoacetate condensation closed-loop system intermediates 6 - hydroxyl - 3 - cyano call - methyl q - pyridine ketone (I), then will 2, 5-2 chloro aniline diazo with (I) coupled drawees product. The filtration, grinding, dry to finished products.
H46L is dark yellow scattered yellow powder.
Use
Mainly used for H46L scattered yellow polyester and blended fabric dyeing.
Description
H46L synthetic materials scattered yellow for ethyl allylacetoacetate, cyano ethyl amide and 2, 5-2 chloro aniline, first cyano ethyl amide and ethyl allylacetoacetate condensation closed-loop system intermediates 6 - hydroxyl - 3 - cyano call - methyl q - pyridine ketone (I), then will 2, 5-2 chloro aniline diazo with (I) coupled drawees product. The filtration, grinding, dry to finished products.