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Redispersible Polymer Powder (RDP)

Grade: RDP-5013 & Akulpol 1112

Brobond Redispersible Polymer Powder (RDP) is an organic polymer powder produced through spray-drying of water-based vinyl acetate-ethylene (VAE) copolymer emulsions. When mixed with water, it re-disperses into an emulsion with properties equivalent to the original polymer. It substantially improves adhesion strength, tensile flexibility, impact resistance, abrasion resistance, and reduces water absorption in cementitious and gypsum formulations.

Packaging & Supply: Supplied in standard 25 Kg Multi-wall Paper Bags with PE Liner. Bulk palletized container orders and customized shipments available.
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Technical Specification & Laboratory Test Parameters

Data transcribing batch analytical findings based on international ASTM / DIN / GB chemical testing protocols.

Test Parameter / Item Standard Indicator / Criterion Laboratory Result
Physical Appearance White powder, free flowing Conforms
Residual Moisture ≤ 1.5 % 0.85 %
Ash Content (at 1000°C) 12% ± 2% 12.0 %
pH Value (1:1 with water) 5.0 - 7.0 6.5
Bulk Density 450 - 550 g/L 515 g/L
Glass Transition Temp (Tg) 10°C ± 2°C 10°C
Minimum Film Forming Temp (MFFT) 3°C - 5°C 3°C
* Disclaimer: For industrial and manufacturing use only. Take standard personal protective measures (dust mask, gloves) during dry handling. Full Material Safety Data Sheets (MSDS) provided on request.

Performance Benefits & Unique Characteristics

  • Outstanding tensile adhesion on concrete, masonry, and ceramic tiles
  • Improves flexural strength, deformation capability, and crack resistance
  • Enhances water retention and open time during application
  • High sag resistance on vertical wall surfaces
  • Long-term durability against weathering and temperature fluctuations

Recommended Industrial Formulations & Uses

  • Ceramic Tile Adhesives & Tile Grouts (C1 / C2 Standards)
  • Standard & Waterproof Wall Putty / Skim Coats
  • External Thermal Insulation Composite Systems (ETICS)
  • Self-Leveling Underlayments & Floor Screeds
  • Repair & Non-Shrink Mortars, Masonry Joint Mortars

Packaging, Warehousing & Shelf Life

Store in original packaging in a cool, dry, and ventilated warehouse below 30°C. Protect against moisture, humidity, and direct sunlight. Re-seal partly opened bags immediately.

Shelf Life 12 to 24 Months in original unopened containers under recommended dry conditions.
Safety Precautions Non-hazardous. Store away from open flames, excessive heat, and direct rainfall.

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