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Home — Products — MYIELD RE-838W Waterproofing EVA RDP Powder For Construction Motars and Powder paints

RDP(Redispersible Polymer Powder)

MYIELD RE-838W Waterproofing EVA RDP Powder For Construction Motars and Powder paints

Ethylene-vinyl acetate copolymer powder, also known as EVA RDP powder, is a widely used redispersible polymer powder category for dry-mix mortar and building material applications. According to different performance requirements, it can be developed into adhesive, waterproofing, self-leveling, and flexible types. It is valued for its good compatibility with cement-based systems and its ability to improve overall application performance.

MYIELD RE-838W Redispersible Polymer Powder is a waterproofing-type ethylene-vinyl acetate copolymer powder with high hydrophobicity and high durability. It can be readily redispersed in water and is widely used in waterproofing materials. Even under strong alkaline conditions, it still maintains excellent durability.

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Key Benefits of RE-838W EVA RDP Powder

High hydrophobicity – helps improve water resistance in waterproofing systems.

Excellent durability – maintains stable performance even under strong alkaline conditions.

Easy redispersion in water – allows convenient formulation and uniform mixing in dry-mix systems.

Good compatibility with cement-based materials – works well in cement-based waterproofing applications.

Improves mechanical performance – helps enhance adhesion, bending strength, flexibility, and abrasion resistance.

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Technical Specifications

Item	Unit	Value
Protective colloid	—	Polyvinyl alcohol (PVA)
Additives	—	Anti-caking agent, no film-forming agent and plasticizer
Appearance	—	White Powder
Solid content	%	98.0-100.0
Ash(1000°C)	%	12-15
Bulk density	g/l	450-600
Size (80mesh)	%	90
PH value（10%sol）	—	5.0-9.0

Recommended Applications for RE-838W Waterproofing Redispersible Polymer Powder

RE-501A Adhesive Redispersible Polymer Powder is recommended as a special additive for:

Gypsum-based mortars

Suitable for gypsum-based mortar formulations requiring improved adhesion, flexibility, and overall application performance.

Cement-based mortars

Suitable for cement-based mortar systems to help improve bonding strength, durability, and formulation stability.

Decorative mortars

Suitable for decorative mortar formulations requiring improved adhesion, durability, and stable application performance.

Concrete repairing mortars

Suitable for concrete repair mortar systems requiring reliable bonding performance, flexibility, and long-term durability.

Crack-sealer

Suitable for crack-sealer formulations requiring improved adhesion, flexibility, and durable sealing performance.

Tile grouts

Suitable for tile grout systems to help improve adhesion, durability, and overall application stability.

Powder paints

Suitable for powder paint formulations requiring improved adhesion, durability, and consistent formulation performance.

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Brochure

Key product information, typical values, and recommended application guidance (TDS/MSDS available).

Shipping

A clear lead time and delivery plan based on your preferred trade terms (FOB / CIF / DDP).

Service

Application-oriented support for dosage and formulation direction for your target mortar system.

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More About Myield Waterproofing Redispersible Polymer Powder

Packaging & Delivery

Standard packaging: 25 kg net paper bags with PE inner liner.

Custom Packaging: OEM options available upon request

Minimum Order Quantity (MOQ): 3 metric tons.

Lead Time: 7-15 days after order confirmation

Trade Terms: FOB / CIF / DDP (Incoterms® 2020)

Storage and Shelf Life

1.Protect the product from moisture during storage.

2.High temperature (above 30 °C), pressure, humidity, or sunlight can cause caking.

3.Reseal opened containers and store in cool, dry conditions.

4.Recommended storage period is up to six months from receipt.

5.If stored longer, the product may still be usable, but its properties should be checked before use.

Safety & Compliance

RE-838W RDP Powder is safe and non-toxic. For more information, please refer to MSDS.

For technical, quality or product safety questions, please contact Email:

[email protected]

About Henan Mingya Chemical Technology Co., Ltd.

Henan Mingya Chemical Technology Co., Ltd. is an innovation-driven manufacturer headquartered in Zhengzhou, Henan, China. Supported by a well-established manufacturing base and a robust quality management system, we integrate R&D, production, and global supply to deliver reliable construction and industrial performance additives.

We offer a comprehensive portfolio covering cellulose ethers (HPMC/HEMC/HEC), redispersible polymer powders (RDP), and high-range water reducers (PCE/SMF/SNF), along with functional solutions such as water repellents, defoamers, retarders, starch ethers, polymer emulsions (styrene-acrylic & styrene-butadiene), and alkali-depressant additives.

Serving construction materials and coatings, as well as oil drilling, ceramics, detergents, and other formulation-driven industries, we work closely with formulators and distributors to provide consistent quality, application-oriented technical guidance, and dependable supply—helping partners build better products for demanding markets.

Why Choose Myield As Your RDP Powder Supplier

Myield Chemical is an innovation-driven manufacturer delivering consistent-quality construction and industrial additives with reliable value. We combine stable supply with responsive technical support to help partners build better-performing formulations.

Flexible Payment Options

T/T and L/C can be arranged based on order value and cooperation stage to fit your purchasing workflow.

Efficient Logistics

Standard lead time 7–15 days after order confirmation, with FOB / CIF / DDP (Incoterms® 2020) options available.

24/7 Technical Support

l Share your target application and performance needs—our team supports fast response with dosage and grade recommendations for cement-based dry mortars.

Advanced R&D

In-house lab capability and continuous formulation optimization help you match the right solution to cost-effective systems.

Custom Services

Myield Chemical provides both formula and packaging customization. Standard packing is 25 kg paper bags with a PE inner liner, and OEM packaging is available for bulk export.

Rigorous Quality Control

Dedicated QC process and customer service teams help ensure stable product consistency and dependable global supply.

Documentation Support

TDS & MSDS available for quick evaluation and compliance needs.

Eco-Friendly Products

Designed for efficient, low-dosage use in cement mortars—supporting resource-saving formulations while maintaining required workability and water retention.