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Redispersible Polymer Powder(RDP/VAE) Manufacturer

Posted by : James Hua | Jun 18, 2026
What is Redispersible Polymer Powder(RDP/VAE)?
Redispersible polymer powder(RDP/VAE) is produced by drying a vinyl acetate emulsion polymer through a process of high temperature, high pressure, and spray drying to form a freely flowing white powder. When it comes into contact with water, it forms a stable polymer emulsion with performance properties similar to those of the original emulsion. It can be applied in cement-based or gypsum-based building products.

When incorporated into mortar, redispersible polymer powders enhance flexibility and cohesion, forming a continuous polymer film. This film improves water retention, strengthens the bond of mortar, and enhances the workability of dry mix mortars, resulting in a more durable and high-performance construction material.

What is Redispersible Polymer Powder(RDP/VAE) used for?
Redispersible Polymer Powder (RDP), also known as VAE (Vinyl Acetate–Ethylene) powder, is widely used in the construction industry to improve the performance of cement-based and dry-mix mortars. It acts as a polymer modifier, enhancing adhesion, flexibility, water retention, and workability of materials such as tile adhesives, self-leveling underlayments, repair mortars, and plaster. www.dysdfactory.com