RDP Solutions for Flexible Tile Adhesive Formulations

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RDP Powder for Tile Adhesive Systems

In cement-based tile adhesives, RDP plays a key role in improving polymer bonding performance. ACCURATE® redispersible polymer powders help manufacturers enhance adhesion, flexibility, and resistance to stress caused by temperature changes and substrate movement.

Accurate RDP 5011N TDS

GRADE ACCURATE 5011N
Appearance White to light beige powder
Solid Content ≥99%
Residue on ignition (900±25℃) 12±2 %
Packing density (g/l) 400-600
pH value 6.0-8.0
Particle size 90% pass 100 mesh
TG ( ℃) 10±5
Min Film-forming Temperature ( ℃) 4
Type Rigid
Protective colloid Polyvinyl alcohol

Redispersible Polymer Powder Selection Guide

Technical Data 4012N 4025N 4040N 5011N 5026N 5045N 5050N 5100L 5220L
Polymer Type VAE VAE VAE VAE VAE VAE VAE VAE VAE
Protective Colloid PVA PVA PVA PVA PVA PVA PVA PVA PVA
Solid Content(%) ≥99 ≥99 ≥99 ≥99 ≥99 ≥99 ≥99 ≥99 ≥99
Ash Content(%) 14±2 14±2 14±2 12±2 12±2 12±2 12±2 12±2 12±2
Bulk Density(g/l) 400-600 400-600 400-600 400-600 400-600 400-600 400-600 400-600 400-600
Tg(℃) 15 0 -10 15 0 -15 -18 15 0
MFFT(℃) 4 1 0 4 1 0 0 4 0
PH Value 6-8 6-8 6-8 6-8 6-8 6-8 6-8 6-8 6-8
Type Rigid Semi-Flexible Flexible Rigid Semi-Flexible Flexible High Flexible Rigid Semi-Flexible
Category Standard High performance levelling

Tile Adhesive Applications

Ceramic and porcelain tile installation

Large-format and low-absorption tiles

Wall and floor applications

Thin-bed and thick-bed adhesive systems

Standard and high-performance tile adhesive formulations (C1/ C2)

Try Our FREE Samples!

landu-laboratory

LANDU, a construction additives supplier from China, experience our products firsthand with a FREE sample!

  • Sample Size: 200g or 400g.
  • Shipping: Fast via FedEx or DHL.
  • Service: Expert formula adjustment support.

Packaging and Size

We package additives in paper bags with plastic liners to provide extra protection. Please keep the product sealed and store it in a cool, dry place, away from moisture, direct sunlight, and sources of ignition.

25Kg Bag

Packaging: 25 kg net per polypropylene woven bag with PE inner liner.

600kg Pallet

Palletizing: 600 kg per pallet. Custom volumes & delivery upon request.

Customized Packaging

We'll promptly offer professional solutions tailored toyour needs.

Why choose LANDU?

Trusted Construction Additives manufacturer for global mortar producers.

One-Stop Sourcing, Simplified

All seven essential additives from a single supplier means fewer purchase orders, simplified logistics, and consistent quality across your entire formulation. No need to coordinate multiple vendors.

Application-Driven R&D

In-house R&D center and application laboratory means we don't just sell powders — we help you optimize your formulation. If you're developing a new self-leveling compound or UHPC mix, we work with you to fine-tune the additive package.

Manufactured in Scale

Three fully automated facilities with DCS & SIS-controlled systems ensure batch-to-batch consistency — critical when your production runs 24/7. ISO 9001, REACH, and ECOVADIS certified.

Global Experience

Trusted by partners across 60+ countries. Not a startup, not a trader — a manufacturer with proven export experience and regulatory compliance for international markets.

Tile Adhesive Additives Supplier with Good Reputation

Accurate is China Reliable RDP chemical Manufacturer!

Landercoll® has been a trusted name in cellulose ether manufacturing for years, backed by three production bases equipped with state-of-the-art facilities. Our manufacturing process features 16 horizontal reactors and 4 vertical reactors ensuring high-capacity, consistent output, alongside a DCS (Distributed Control System) for fully automated production and an SIS (Safety Instrumented System) for real-time process safety.

LANDU-Wet-Abrasion-Scrub-Tester-Equipment

ISO 9001 and EU REACH certification

Explore LANDU’s trusted chemical products, exported to over 60 countries worldwide. Benefit from our extensiveexperience collaborating with multinational corporations and top-tier factories. Our independent R&D center andapplication laboratory innovate with 11 patents and 4 usage patents.
Count on us for high-quality products and customized formulations to meet diverse customer needs.

Flexible Payment and Sufficient Additives Supply

  • Payment Terms: Flexible options, including L/C, T/T, OA, etc.
  • Minimum Order Quantity: 1 MT
  • Packaging: 25kg/bag, 600kg/pallet
  • Annual Capacity: 7500 Tons
  • Lead Time: 7-20 working days, depending on order volume and requirements

Handling Large Volume Orders

LANDU operates three major factories with an annual production capacity of 75,000 tons and extensive storage capabilities, ensuring quick delivery of large orders. Our advanced technology and equipment, including DCS quality monitoring and an automatic packing system, allow us to handle various product specifications seamlessly.

Global Shipping and Delivery Solutions

Standard products are instock, delivered directly from the factory with pre-shipment inspection and on-time shipping via CFR, CIF, or FOB within 7-14 days, depending on location.

Landercoll Other Products

Cellulose Ether

Landercoll MHEC

NOVASTAR - PCE

FAQ

Yes. Tile adhesive formulations vary depending on cement type, filler system, climate conditions, and required performance standards. LANDU works with customers to evaluate suitable RDP grades and provide technical recommendations for different C1, C2, and related dry mix mortar applications.

LANDU provides complete technical documentation for Accurate RDP, including Technical Data Sheets (TDS), Certificates of Analysis (COA), Safety Data Sheets (SDS), and other product compliance documents required for evaluation and purchasing.

Yes. LANDU supports sample evaluation before bulk orders. Customers can test Accurate RDP in their own tile adhesive formulations and discuss performance feedback with our technical team before selecting the final grade.

Customer Reviews

Procurement Manager, Spain
"No more sagging. Landu MHEC keeps tiles firmly in place on walls."
Formulation Chemist, Poland
"Great water retention and workability. We switched and never looked back."
CEO, Turkey
“No clumps, dissolves fast in cold water. Just what our production line needed.”