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Redispersible Polymer Powde

Redispersible Polymer Powder (RDP) is a thermoplastic polymer powder produced by spray drying of high-molecular emulsion.

Category :

RDP


Redispersible Polymer Powder (RDP) is a water-soluble, white or off-white free-flowing powder. It exhibits high adhesive strength and outstanding waterproof properties. RDP enhances the elasticity of mortar, extends open time, and improves adhesion, flexural strength, plasticity, abrasion resistance, and workability. It is particularly beneficial for flexible anti-crack mortars due to its high flexibility and wide range of applications.

Applications

RDP can be used in various dry-mix mortars, including:  
- Interior and exterior wall putty powder  
- Tile adhesives  
- Tile grouts  
- Dry powder interface agents  
- Exterior wall insulation mortars  
- Self-leveling mortars  
- Repair mortars  
- Decorative mortars  
- Waterproof mortars

Product Advantages

1. Enhanced Impact Resistance, Durability, and Abrasion Resistance:  
  - RDP particles fill the cavities in the mortar, increasing its density and abrasion resistance. Under external force, the mortar relaxes rather than breaking. The polymer film can persist in the mortar system for extended periods.

2. Improved Workability:  
  - The lubricating effect between polymer powder particles allows mortar components to flow independently. Additionally, the powder induces air, providing compressibility and improving workability.

3. Increased Adhesive Strength and Cohesion:  
  - As an organic adhesive, RDP forms a film that provides high tensile and adhesive strength on various substrates. It significantly enhances the bond between mortar and organic materials (like molding boards, extrusion boards) or smooth surfaces. The polymer film distributes throughout the mortar system, enhancing its cohesion.

4. Enhanced Weather Resistance, Freeze-Thaw Resistance, and Crack Prevention:  
  - Being a thermoplastic resin powder, RDP adds flexibility to the mortar, allowing it to withstand temperature changes without cracking.

5. Improved Hydrophobicity and Reduced Water Absorption:  
  - RDP forms a polymer film in the cavities and on the surface of the mortar, which does not re-disperse in water, thus preventing water penetration and enhancing water resistance. Hydrophobic RDP enhances the water-repellent properties of the mortar.

6. Increased Flexural Strength and Flexibility:  
  - The polymer film formed by RDP is highly flexible, filling the gaps and coating the surfaces of cement particles, creating a flexible connection. This converts the brittle cement mortar into an elastic material. Mortars containing RDP exhibit superior tensile and flexural strength compared to regular mortars.

Packaging and Transportation

- Packaging: 25 kg/bag  
- Note: The product is packed in polypropylene woven bags, each with a net weight of 25 kg. Store in a ventilated and dry place indoors, avoiding moisture. Protect from rain and sunlight during transportation.  
- Quantity per 20GP: 12 tons with pallet, 14 tons without pallet.  
- Quantity per 40HQ: 24 tons with pallet, 28 tons without pallet.

Product Technical Parameters

Desc

Range

Appearance

free flowing White powder

Solids content

≧99.0

Bulk density

450-600

pH

6-8

Application suggestions

Model

Ash content(%)

Minimum film forming temperature(℃)

Glass transition temperature (TG value)(℃)

Recommended Applications

NS - 503

12±2

0

0 - 3

External wall thermal insulation plastering mortar,external wall flexible putty powder,tile renovation putty powder,repair mortar, gypsum - based lightweight plastering mortar, gypsum - based putty powder

NS - 502

12±2

0

3 - 5

Tile adhesive mortar, external wall thermal insulation adhesive mortar, interface mortar

NS - 328

20±2

2

3 - 5

NS - FS

12±2

2

5 - 8

FS insulation board

NS-Tile Adhesive Grade

12±2

1

5 - 8

Floor and wall tiles,small and large format tiles, porous and non - porous tiles, mineral and non - mineral substrateshigh bond tile adhesive

NS-Self leveling Grade

12±2

0

3 - 5

Cement - based self - leveling mortar, gypsum - based self - leveling mortar,quick repair mortar,grouting morta

NS-Diatom Mud Grade

12±2

0

3 - 5

Diatom mud, interior decoration sand

Production Workshop

Our factory covers an area of 30,000 square meters, with dozens of advanced flooring production lines and wpc wall panel lines, the maximum annual production capacity can reach 5 million square meters.

Factory-1
Factory-2
Factory-3
Factory-4
Factory-5
Factory-6

Certificates

With high-quality professional management personnel and perfect quality management system

Newstone CE certificate
Newstone Floor Test Report
Newstone Floor Test Report
Shandong New Stone New Material

Applications

New Stone New Flooring Create New Life

Applications
Applications
Applications
Applications
Applications
Applications

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