What is Emulsion Powder?
Emulsion powder is a redispersible polymer powder. It is derived from polymer emulsions, such as vinyl acetate-ethylene (VAE) copolymers, through a spray-drying process. WOTAIchem brand emulsion powder offers excellent properties, including adhesion, elasticity, water resistance, and weather resistance.
Classification:
▪️By chemical composition: VAE emulsion powder, styrene-butadiene emulsion powder, acrylic emulsion powder, etc.
▪️By application environment: Emulsion powders suitable for neutral systems and those for alkaline systems.
What Is the Difference Between Emulsion and Dry Polymers?
Since emulsion powder is made from polymer emulsion through processes like spray drying, its main components are similar to the polymers in emulsions. Both have adhesive properties, but there are notable differences between the two.
| Comparison | Emulsion Powder | Emulsion |
| Physical Form | White or light-yellow powder, non-flowing. Can be stored and transported in dry conditions for extended periods. | Milky or semi-transparent liquid with some fluidity. Requires specific containers for storage and transportation, with strict conditions to avoid high temperatures and freezing. |
| Usage | Needs to be mixed with water or other solvents. Dissolution speed depends on factors like temperature and requires time for complete dissolution and activation. | Can be used directly or diluted for convenience. Forms an adhesive layer quickly on material surfaces. |
| Stability | Stable in dry conditions, less affected by microbes, temperature changes, etc. Can be stored long-term if stored properly. | Polymer particles are dispersed in water, making them susceptible to microbial activity, temperature, and pH changes. Preservatives and stabilizers are needed to extend shelf life. |
| Film Formation | When mixed with water, forms a relatively thin, uniform polymer film during water evaporation. Fills material pores and surfaces, improving density and performance. | Forms a film as polymer particles dry or cure, which may be thicker but can develop inconsistencies or defects if conditions are not controlled properly. |
| Applications | Suitable for large-scale construction projects and materials requiring long-term storage, such as dry-mix mortars, powder coatings, and building putty. Used by mixing with water at construction sites. | Ideal for applications requiring fast film formation or high material flexibility, such as wall coatings, wood adhesives, and latex gloves. |
It can be seen from the above table that there are advantages of redispersable powder over their emulsion equivalents. For example, emulsion powder has longer shelf life and easier transportation compared to their emulsion equivalents.
Redispersible Emulsion Powder from China Manufacturer - WOTAIchem
Product Information
▪️Other names：Redispersible polymer powder (RDP powder)，vae emulsion, redispersible emulsion powder, etc.
▪️CAS number: 24937-78-8
▪️HS Code: 390529
▪️Origin: China
▪️Trademark: WOTAIchem
▪️Price: wholesale price
▪️Applications: building putty, mortar tile adhesive, external wall insulation materials, interior and exterior wall decorative materials, concrete, construction coatings
▪️Payment terms: 50 % payment, T/T deposit, 50% balance 60 days after BL date
▪️Delivery terms: CIF, FOB, etc.
▪️Shipping: By sea
▪️Customization: Available according to your specifications and packaging design requirements.
▪️After-sales Service: Reply within 24 hours
▪️Main Export Countries: Philippines, Egypt, India, Saudi Arabia, UAE, Iran, Brazil, etc.
Emulsion Powder Main Features
✅ Redispersibility: Made from polymer emulsion, it re-disperses into powder emulsion upon contact with water, retaining the original emulsion’s chemical properties.
✅ Adhesion: Enhances bonding strength between materials. In tile adhesives, it ensures firm adhesion between tiles and the substrate.
✅ Water Resistance: Offers excellent water resistance, reducing material water absorption and preventing water infiltration in systems like external wall insulation.
✅ Flexibility: Improves material elasticity and flexural strength, enhancing flexibility and crack resistance, such as in flexible putty to prevent cracking.
Emulsion Powder Benefits
✅ Stronger Adhesion: Improves bonding strength with materials, particularly on smooth surfaces.
✅ Enhanced Flexibility and Crack Resistance: Reduces material elasticity modulus, increases flexibility and deformability, and improves crack and impact resistance.
✅ Better Water Retention: Provides excellent water retention during extended construction periods, maintaining workability and consistency of the mortar.
✅ Easy Storage and Transportation: Does not require storage or transport with water, reducing costs, and is compact and lightweight.
✅ Waterproofing and Anti-Seepage: The polymer film formed by the powder blocks material pores, preventing water penetration.
✅ Improved Finish: Mortar becomes finer, smoother, and slightly glossy.
✅ Non-Toxic and Odorless: Safe for human health with no harmful effects.
Technical Specification
| Model | Ash Content (850°C, 1h) (%) | Minimum Film Formation Temperature (°C) | tg(℃) | Film Flexibility |
| 5046N | 10±2 | 0 | 0-3 | Semi-flexible |
| 5043N | 12±2 | 0 | 0-3 | Semi-flexible |
| 5048N | 10±2 | 0 | (-3)-(-5) | Flexible |
| 5045N | 12±2 | 0 | (-3)-(-5) | Flexible |
| 5047N | 10±2 | 0 | -8 | Super flexible |
| 5042N | 12±2 | 0 | -8 | Super flexible |
| 5040N | 10±2 | 0 | 5-8 | Semi-flexible–semi-hard |
| 5041N | 12±2 | 0 | 5-8 | Semi-flexible–semi-hard |
| 5011N | 10±2 | 0 | 12-15 | Hard |
| 5010N | 12±2 | 0 | 12-15 | Hard |
Why Choose Us - We Only Do the Best Emulsion Powder!
WOTAIchem is a prominent enterprise in China, specializing in the production of high-quality China redispersible emulsion powder, which has won wide acclaim in the construction and related industries.
We always prioritize quality. Our high-quality products have earned us a growing number of loyal customers.
Our redispersible emulsion powder factory owns a large scale with an annual production capacity of 100,000 tons.
Our efficient teamwork ensures every step of your order is processed quickly and smoothly.
R&D StrengthWe continuously innovate and upgrade our products, leveraging advanced German technology to ensure top-notch quality, comparable to WACKER.
Customer-Centric ApproachCustomer satisfaction is our ultimate goal. We innovate to meet customer needs and grow together, achieving a win-win partnership.
Request a Free Sample
Are you looking for a reliable supplier?
We welcome you to request a free sample to evaluate our superior quality!
Free Sample Application Process
1️⃣Click the button below and fill out your shipping details.
2️⃣Samples will be sent via DHL.
3️⃣We will email you a photo of the package, along with the tracking number and packing list.
4️⃣One week after shipping, we’ll send a reminder email to ensure you’ve received the sample.
Let us provide you with premium products to support your business growth!
Package
· Packaging Material: Composite bags or paper bags with polyethylene film lining.
· Specifications: 25kg/bag.
Storage Guidelines
Temperature: Store in a cool, dry place below 25°C or 30°C. Avoid direct sunlight and high temperatures.
Humidity: Keep the ambient humidity below 60% to prevent caking, moisture, or mold. Use dehumidifiers or place desiccants in the storage area.
Stacking Height: Avoid excessive stacking to prevent the bottom layer’s bags from bursting due to pressure, leading to leakage or clumping.
Shelf Life: Follow the above guidelines to maintain a shelf life of 1 year. During hot and humid summer months, early usage is recommended.
Our Redispersible Emulsion Powder Factory
Application
Self-Leveling FlooringWhen used with methyl cellulose ether and high-performance water reducers, it enhances the mortar’s fluidity, reduces bleeding and segregation, and creates self-leveling flooring materials.
ConcreteImproves concrete‘s impermeability, frost resistance, and chemical corrosion resistance. Reduces shrinkage and cracking in concrete.
Construction CoatingsEnhances adhesion, coverage, water resistance, weather resistance, and elasticity of the coatings.
Mortar Tile AdhesiveEnhances adhesive strength, boosts flexibility to resist cracking, and improves water resistance, ensuring a long-lasting and reliable tile bond.
Related Products
FAQ
Have any questions? We are always here to help you.
1. Storage and Transportation
Longer Shelf Life: Redispersible powders have a much longer shelf life compared to emulsions, which are prone to spoilage due to microbial growth, phase separation, and temperature changes. Properly stored powders can last months or even years.
Easier Transportation: Powders are compact, less prone to leakage, and more convenient for long-distance shipping, reducing the need for special packaging and minimizing transit damage.
2. Handling and Dosing
Precise Measurement: Powders allow for accurate dosing by weight, ensuring consistent quality, unlike viscous emulsions, which are harder to measure and may lead to variability.
Cleaner Handling: Powders are less messy, avoiding spills and splashes common with liquids, making the workplace cleaner and reducing cleanup time.
3. Compatibility and Flexibility
Wide Compatibility: Powders mix seamlessly with other dry ingredients like cement and sand, enabling greater flexibility in formulations without concerns about liquid-phase interactions.
Customizable Properties: By adjusting powder concentrations, properties like setting time, water resistance, and mechanical strength can be fine-tuned to meet specific needs.
4. Enhanced Performance
Better Water Resistance: Redispersible powders form a more stable matrix during mixing, offering superior water resistance in applications like waterproofing mortars.
Improved Strength: Powders enhance the mechanical properties of cured products, providing greater resistance to abrasion, compression, and shear forces.
Contact Us