What is the role of precipitated silica in printing ink?

The role of precipitated silica powder in printing ink includes:

1.Thickening effect: Control the flow rate of ink to prevent it from flowing or hanging, ensuring clear printing.

2.Improve coverage and printing quality: Due to its high whiteness and excellent dispersibility, it can increase the coverage and printing effect of ink.

3.Improve washability and glossiness: Enhance the washability of printing materials to make colors more glossy.

4.Anti sticking performance: When used as a matte powder, it can increase the surface tension of ink and improve the adhesive effect.

5.Preventing sedimentation and aiding flow: It plays a role in preventing sedimentation and aiding flow in ink, avoiding ink delamination.

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