Styrene acrylic sizing agents are core chemicals in the modern papermaking industry, significantly improving the water, liquid, and grease resistance of paper and paperboard, effectively replacing traditional rosin sizing agents. They are widely used in graphic papers, packaging papers, and paperboard, particularly in specialty paper applications such as food packaging and liquid packaging. Their excellent overall performance and application flexibility make them key functional additives for improving paper quality and meeting diverse needs.

Struggling with foam overflow in your pulp washing process? AFC-7610 is a high-efficiency organic silicone defoamer for paper mills designed to handle high-temperature black liquor without causing oil spots or surface defects. It offers a cost-effective solution for pulping process foam control, ensuring smooth drainage and high production speed.

ECHA updates the Q3 2026 Paper Aid List with 7 defoamer exemptions, reshaping paper chemical compliance before the October 1 deadline. See what importers, exporters, and paper mills must do now.

Learn how to choose a suitable pulp and paper defoamer for paper machines, recycled pulp systems, white water circulation, and wastewater treatment. Guanru Chemical provides silicone defoamer, polyether defoamer, and compound antifoam solutions for paper mills.