Efficient aqueous pigment dispersant
A water-based dispersant and water-based pigment technology, applied in the field of pigment dispersant and ink pigment dispersion, can solve the problems of product batch differences, unstable performance, etc., achieve small environmental hazards, good dispersion effect, and reduce usage Effect
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[0018] Examples 1 to 5: Dispersion of titanium dioxide by dispersant, the dispersed particle size is shown in Table 1
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[0019] Example 1
[0020] 2g pigment titanium dioxide and 1g high-efficiency water-based pigment dispersant are dissolved in 1L water, ultrasonically shaken for 10min, and the mixed solution is transferred to a circulating sand mill for 1.5h at a speed of 2000r / min.
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[0021] Example 2
[0022] 2g of pigment titanium dioxide and 0.8g of high-efficiency water-based pigment dispersant were dissolved in 1L of water, ultrasonically shaken for 10min, and the mixed solution was transferred to a circulating sand mill for 1.5h at a speed of 1800r / min.
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