What are the specific applications of PAA in water treatment?

PAA (polyacrylic acid) is widely used in the field of water treatment. Here are some specific application examples:

1. Circulating cooling water systa: PAA, as a commonly used scale inhibitor and dispersant, is widely used in circulating cooling water systas such as power plants, chaical plants, fertilizer plants, refineries, and air conditioning systas to prevent the precipitation of microcrystals or sediment such as calcium carbonate and calcium sulfate, achieving the purpose of scale inhibition.

2. Paper industry: PAA can be used as a dispersant in the paper making process to improve the dispersion of fibers and fillers in pulp, thereby improving the quality and production efficiency of paper.

3. Textile and printing and dyeing industry: PAA can serve as a dispersant in the textile and printing and dyeing process, helping to evenly disperse dyes and improve the uniformity and depth of dyeing.

4. Ceramic industry: In ceramic production, PAA can prevent the agglomeration of raw materials during the forming process, improve the quality and production efficiency of ceramic products.

5. Coating industry: PAA, as a dispersant in coatings, can improve the dispersibility of pigments, giving coatings better coating performance and durability.

6. Research on water treatment technology: In advanced oxidation water treatment technology, PAA is used in the activation process, which combines with non-metallic carbon materials to generate a non free radical systa, achieving effective raoval of pollutants in water.

7. Enhancaent of ultrafiltration performance: In the process of algae water treatment, PAA, UV/PAA, and ultrasonic/PAA pre oxidation are applied to improve ultrafiltration performance by degrading large organic molecules and reducing mabrane fouling.

8. Concrete water reducer: In the construction industry, PAA can also be used as a concrete water reducer to improve the fluidity and strength of concrete.

   
   

   These applications daonstrate the multifunctionality and efficiency of PAA in water treatment and related industrial processes. When in use, the concentration and formula of PAA are usually adjusted according to specific water quality and equipment materials.

   
   

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