Preparation method of organic pigment easy to disperse in plastic
The invention relates to a preparation method of an organic pigment easy to disperse in plastic. The method comprises: pulping and dispersing an organic pigment filter cake in water to generate slurry with high solid content and mass fraction of 15-30%; adding a surfactant, mixing, and grinding by a...
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Format: | Patent |
Sprache: | chi ; eng |
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