What is Redispersible Latex Powder?
Redispersible latex powder, also known as redispersible polymer powder, is a white or off-white powder made from polymer emulsions through a spray-drying process.
When it comes into contact with water, it redistributes into an emulsion, retaining its original chemical properties.
Benefits of Redispersible Latex Powder
Excellent Redisperability: When it contacts water, it quickly redistributes, forming an emulsion. This is because the latex particles are dried into powder with an appropriate particle size during the spray-drying process. This size range helps the powder to disperse evenly and quickly in water, forming a stable emulsion.
Maintains Original Polymer Properties: Spray-drying only transforms the latex from a liquid to a solid powder, without altering its original polymer characteristics. It still possesses good adhesion, flexibility, and other properties.
Enhanced Stability: Unlike liquid latex, redispersible latex powder is less prone to contamination from microorganisms and other environmental factors. It can be stored for long periods without losing its properties.
Easy to Transport and Store: The powder won’t leak or separate due to factors like shaking or temperature changes. It doesn’t require special refrigeration or shockproof equipment during transport. As long as the packaging remains intact and the powder is kept dry, it can be safely shipped.
Product Details
Main Properties
High Adhesion: Redispersible latex powder provides strong adhesion for various construction materials.
Water Resistance: It offers excellent waterproof properties, making it suitable for humid environments.
Workability: It improves the flow of mortar, making construction smoother.
Thermal Insulation: It has certain thermal insulating properties, making it ideal for insulation in construction projects.
Alkali Resistance: Under alkaline conditions, the chemical bonds of the redispersible latex powder do not easily hydrolyze or break, ensuring the powder’s basic performance is preserved.
Delivery Information
Packaging:
Small container: 12 tons, 1200kg/pallet * 10
Large container: 26 tons, 600kg/pallet * 20, 700kg/pallet * 20
Shipping Port: Qingdao, China
Payment Methods: T/T, LC, OA
Delivery Terms: CIF, FOB, CFR, and more.
CAS No.: 24937-78-8
T Series
| Model | Ash content | TG | Product Recommendations | Uses |
| T-5043N | 12±2 | TG: 0-3℃ | General type ** | Thermal insulation bonding, crack-resistant plaster mortar, tile adhesive, masonry mortar, putty, grouting compound |
| T-5041N | 12±2 | TG: 5-8℃ | Bond-type *** | Suitable for tile adhesive C1C2, thermal insulation bonding mortar, crack-resistant plaster mortar |
| T-5010N | 12±2 | TG: 12-15℃ | High strength bond wear resistant type **** | Tile adhesive C1C2, good self-leveling and wear resistance, waterproof mortar, repair mortar, bonding mortar |
| T-5045N | 12±2 | TG: (-3) -（-5）℃ | Flexible type *** | Flexible, water-resistant putty powder for exterior walls, crack-resistant plaster mortar, especially suitable for areas with low winter temperatures |
| T-5042N | 12±2 | TG: (-8) – (-12)℃ | Super soft plaster type **** | Flexible, water-resistant putty powder for exterior walls, C2S2 tile adhesive, tile grout, suitable for areas with large temperature differences between day and night. |
W Series
| Model | Ash content | TG | Product Recommendations | Uses |
| W-5001N | 15±2 | TG：12-15℃ | High strength bond wear resistant type **** | Putty, tile adhesive, self-leveling, gypsum-based products, finishing mortar |
| W-4116N | 15±2 | TG: 0-3℃ | General type ** | |
| W-4032N | 15±2 | TG：5-8℃ | Bond-type **** | |
| W-5002N | 17±2 | TG: 12-15℃ | Higher bond strength **** | Putty, tile adhesive, self-leveling, gypsum-based products, finishing mortar |
| W-4033N | 17±2 | TG：5-8℃ | Bond-type *** | |
| W-4034N | 22±2 | TG：5-8℃ | Bond-type *** | |
| W-5003N | 22±2 | TG: 12-15℃ | *** | |
| W-5004N | 30±2 | TG: 12-15℃ | Lower Price (Cheaper than others) | Putty, tile adhesive |
| W-5005N | 35±2 | TG: 12-15℃ | Lower Price (Cheaper than others) | Putty, tile adhesive |
How Does Redispersible Latex Powder Enhance Building Mortar?
Enhanced Adhesion and Structure Building
Redispersible latex powder is widely used in dry-mixed building mortar.
When added to the mortar, the latex powder redistributes during application and forms a polymer film on the surface of the substrate. This film creates an interlocking network structure within the mortar, filling tiny pores, enhancing the bond between aggregates, and increasing the contact area between the mortar and the substrate.
For example, when tiling, using mortar containing redispersible latex powder helps improve the adhesion of tiles and prevents hollow spots.
Improved Flexibility and Crack Prevention
Additionally, redispersible latex powder improves the brittleness of the mortar, providing better flexibility.
During the drying and hardening process of the mortar, the polymer film formed by the latex powder acts like elastic fibers. When the mortar is subjected to tensile forces, the polymer film absorbs part of the deformation stress, preventing cracks from forming in the mortar.
The polymer film formed by the latex powder in the mortar can block moisture intrusion, reducing the mortar’s water absorption rate and enhancing its water resistance.
Boosted Water Resistance and Durability
By improving the adhesion, flexibility, and water resistance of the mortar, redispersible latex powder significantly boosts the mortar’s durability.
Over time, the mortar is better able to withstand environmental factors such as wind, sunlight, and rain, as well as human-induced factors like wear and impact.
Redispersible Latex Powder Leading Manufacturer in China - WOTAIchem
WOTAIchem offers a wide variety of products that cover diverse application areas, meeting your specific needs.
We take the time to fully understand your application scenarios and requirements, providing tailored customized redispersible latex powders.
Continuous improvement of spray drying and secondary dehumidification processes ensures more uniform latex powder particles, high purity, and no clumping.
Eco-Friendly ProductionThe manufacturing process uses no solvents, plasticizers, or film-forming aids.
Enhanced Product PerformanceWOTAIchem’s redispersible latex powders effectively extend the service life of mortar and putty products.
State-of-the-Art FacilitiesEquipped with large-scale polymerization and spray drying equipment for efficient production.
Quality ControlProfessional testing equipment, such as laser particle size analyzers and infrared spectrometers, ensures accurate data and delivers higher-quality redispersible latex powders.
Storage
Humidity Control: Store in a dry environment to prevent moisture absorption and caking.
Temperature Control: Redispersible latex powder is relatively stable at room temperature but should not be exposed to high temperatures for extended periods. The ideal storage temperature is typically between 5°C and 30°C.
Sealing: Reseal the packaging promptly after use to prevent air or moisture from entering.
Usage
Mixing: Fully stir the redispersible latex powder with other materials (e.g., cement, water) to ensure even dispersion.
Addition Sequence: Mix the latex powder with dry materials (e.g., cement, sand) first. Then, add water and stir. This ensures uniform distribution of the powder and prevents clumping.
Dust Protection: The process may generate dust. Operators should wear appropriate dust masks and maintain good ventilation.
Redispersible Latex Powder Uses
Tile AdhesivesRedispersible latex powder enhances the bonding strength between tiles and substrates, preventing issues like hollowing and detachment. It improves adhesion and durability.
Exterior Insulation Finish System (EIFS) MortarIt increases the flexibility and crack resistance of rendering mortar, improves water resistance, and effectively prevents cracking, protecting the insulation system.
Bonding MortarEnhances the bonding performance of the mortar, enabling better adhesion to various materials and improving its deformation adaptability.
Tile GroutsImproves the adhesion and flexibility of grouts, preventing cracking and detachment, while enhancing waterproof performance for long-lasting grout lines.
Self-Leveling Cement MortarImproves the flowability and adhesion of self-leveling cement mortar, resulting in smoother, more even floors while increasing toughness and wear resistance.
Interior and Exterior Flexible PuttyEnhances the flexibility and adhesion of putty, making sanding easier and preventing peeling or detachment, resulting in smoother walls.
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