Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Wacker LIOSIL eco MQ 803 Silicone Resin Emulsion

Wacker LIOSIL eco MQ 803 is a low-VOC, anionic silicone resin emulsion from Wacker’s eco-friendly LIOSIL series. It delivers excellent water repellency, thermal stability, and substrate adhesion for architectural coatings, renders, and mineral plasters—without APEOs or alkylphenols. Designed for sustainable construction, it enhances durability while meeting stringent environmental standards.
  • wacker liosil eco mq 803 silicone resin emulsion_8dcdf223
  • wacker liosil eco mq 803 silicone resin emulsion_8dcdf223

Features Of Wacker LIOSIL eco MQ 803 Silicone Resin Emulsion

  1. Low-VOC, water-based emulsion formulated with renewable raw materials to support sustainable manufacturing.

  2. Delivers excellent hydrophobicity and water repellency upon film formation without compromising breathability.

  3. Provides outstanding thermal stability and UV resistance for long-term performance in demanding environments.

  4. Compatible with a broad range of waterborne acrylics, polyurethanes, and silicate binders for hybrid formulations.

  5. Enables low-surface-energy finishes with improved dirt pickup resistance and easy-clean functionality.

Typical Applications Of Wacker LIOSIL eco MQ 803 Silicone Resin Emulsion

  1. High-performance exterior façade paints and mineral renders for enhanced weather protection.

  2. Water-repellent impregnation treatments for natural stone, concrete, and masonry substrates.

  3. Functional additives in energy-efficient insulating plasters and ETICS (External Thermal Insulation Composite Systems).

  4. Key ingredient in eco-friendly anti-graffiti coatings and protective clear topcoats.

  5. Performance enhancer in fire-retardant decorative coatings requiring low-smoke, low-toxicity profiles.

Specifications Of Wacker LIOSIL eco MQ 803 Silicone Resin Emulsion

Chemical TypeMethyl/phenyl silicone resin emulsion (MQ-type)
Product FormAqueous anionic emulsion
AppearanceOpaque white to slightly bluish liquid
pH (at 23 °C)7.0 – 8.5
Solids Content (wt. %)30.0 – 32.0
Density (at 20 °C)1.01 – 1.04 g/cm³
Particle Size (D50)80 – 120 nm
Freeze-Thaw StabilityStable after three cycles (–4 °C / 23 °C)


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