Polymer powder
RDP
Redispersible Polymer Powder
A spray-dried polymer powder that redisperses in water to improve adhesion, flexibility and impact resistance in tile adhesives, skim coats and insulation systems.
Typical values
Technical parameters
Values describe the current standard grade. Confirm the revision on the technical data sheet for the grade and packing you intend to order.
| Parameter | Typical value |
|---|---|
| Appearance | White, free-flowing powder |
| Solid content | ≥ 98% |
| Bulk density | 400 – 600g/L |
| Ash content | 8 – 14% |
| pH, 10% dispersion | 6 – 8 |
| Minimum film forming temperature | 0 – 5°C |
Formulation
Application and dosage
Dosage is expressed as a percentage of dry mix weight. Values are starting points and should be confirmed with trial batches using local raw materials.
Thin-bed tile adhesive
1.0 – 2.5%
Raises tensile bond strength
Skim coat
1.5 – 3.0%
Improves flexibility and sandability
EIFS base coat
2.0 – 3.0%
Confirm with mesh embedment testing
Need a starting formulation?
Share the application and target performance, and the technical team will suggest a trial starting point.
Supply
Packaging and storage
- 25 kg paper bag with PE liner
- 500 kg jumbo bag
Handling
Storage
- Store below 30 °C in a dry warehouse
- Protect from frost and direct sunlight
Shelf life
12 months from production date in unopened packaging
Documents
Technical documents
Documents are issued in the current revision. Request them with your company and destination market so the correct version is supplied.
RDP technical data sheet
TDS · English · PDF
RDP safety data sheet
SDS · English · PDF
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Request RDP samples or a quotation
The form is pre-filled with this product. Add the application, target specification and destination market so the reply can include the right grade and packing options.