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China RDP Redispersible Emulsion Powder Suppliers and Factory | High-Quality Construction Additives
Product Overview
Redispersible emulsion powder is a new type of polymer powder. It usually appears as a white powder, with good dispersion and stability.
Product Characteristics
Good Bonding Performance
Can significantly improve the bonding strength of mortar and other materials with the base.
Flexibility
Give the material good flexibility, effectively prevent cracking.
Water Resistance
Enhance the water resistance of the material, so that it remains stable in wet environments.
Improve Construction Performance
Make the mortar and so on have good workability and operability.
Product Use
Architectural Field
- External wall insulation system: enhance the adhesion of polystyrene board and base, improve the stability and durability of the system.
- Ceramic tile binder: improve the bonding strength between ceramic tile and base layer to prevent ceramic tile from falling off.
- Self-leveling floor material: improve the flow and strength of self-leveling.
Dry Mix Mortar
- Such as plastering mortar, masonry mortar, etc., to improve its comprehensive performance.
Production Process
The polymer emulsion is prepared by emulsion polymerization, and then the emulsion is converted into powder by spray drying and other processes.
Market Prospects
With the continuous improvement of material performance requirements in the construction industry and the promotion of green building concepts, the market demand for redispersible emulsion powder continues to grow. It plays an important role in improving the quality of construction and extending the service life of buildings.
Use Precautions
- When storing should pay attention to moisture-proof, waterproof, to avoid caking.
- Construction should be added in accordance with the prescribed ratio to ensure the best effect.
- Different application scenarios may require adjustment of the addition amount and construction process.
For example, in the ceramic tile binder, the appropriate amount of redispersible emulsion powder can make the binder have excellent bonding effect on different bases; In the external wall insulation system, it can enhance the integrity of the insulation board and the wall, improve the insulation performance and durability.
In short, redispersible emulsion powder has a wide application prospect and important value in the field of building materials because of its excellent properties.
In short, redispersible emulsion powder has a wide application prospect and important value in the field of building materials because of its excellent properties.
Technical Indicators
| Model | EP 5501B | EP 6601 |
|---|---|---|
| Appearance | White or slightly yellow powder, without clumping | |
| Bulk density /g/L | 400-600 | |
| Non volatile matter content /% | ≥98.0 | |
| Burning residue /% | ≤13.0 | |
| PH（20%） | 5-9 | |
| Minimum film-forming temperature MFFT/°C | 0 | |
| Glass transition temperature Tg/°C 3 | -11 | |
| Elongation at break /% | ≥8 | ≥200 |
| Flexibility | Rigidity | Flexibility |
Application Areas
- Tile adhesive & sealant
- Self-leveling mortar
- Bonding & plastering mortar
- Polystyrene particle insulation slurry
- Concrete repair mortar
- Flexible waterproof mortar
- Interior and exterior wall putty
- Powder coating
Application Performance
- Redispersibility
- Good anti-caking and storage stability
- Outstanding flexibility and extensibility
- Improve the bonding strength, flexural strength, deformation ability, wear resistance, and workability of mortar
Details Pictures
Frequently Asked Questions
Q1: What is Redispersible Emulsion Powder?
A: Redispersible emulsion powder is a new type of polymer powder, typically appearing as a white powder. It is known for its excellent dispersion properties and stability, making it a highly effective additive in construction materials.
Q2: How does this powder improve the performance of dry mix mortar?
A: It significantly improves bonding strength with the base, provides flexibility to prevent cracking, enhances water resistance in wet environments, and improves overall workability and operability during construction.
Q3: What are the main applications of Redispersible Emulsion Powder?
A: It is widely used in the architectural field, including external wall insulation systems, ceramic tile binders, self-leveling floor materials, and various dry mix mortars like plastering and masonry mortar.
Q4: What is the difference between the EP 5501B and EP 6601 models?
A: EP 5501B is designed for rigidity applications with an elongation at break of ≥8%, while EP 6601 is designed for flexibility applications, featuring a glass transition temperature (Tg) of -11°C and an elongation at break of ≥200%.
Q5: How should the product be stored to prevent caking?
A: The product must be stored in a moisture-proof and waterproof environment. Proper storage conditions are essential to avoid clumping and preserve the powder's quality.
Q6: Why is it important to follow the prescribed ratio during construction?
A: Adding the powder according to the prescribed ratio ensures optimal performance. Adjustments to the addition amount and construction process may be necessary depending on the specific application scenario, such as tile binding or external insulation.