Recently, Jingyi has developed several upgraded rheological additive for ink filed. Compared with normal grade, they are easier to disperse.
BK-140SF is one of the new grades. It has high gelling efficiency over low, medium and high polarity organic liquids. No need for polar activator or making prege in medium-high polarity system. It also has excellent sag resistance and control of viscosity which can be widely used in ink.
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