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

Wacker SILRES MP 50 E Silicone Resin

Wacker SILRES MP 50 E is a solvent-based methyl-phenyl silicone resin from Wacker’s SILRES® MP series, offering excellent thermal stability, weather resistance and electrical insulation. It cures to form hard, glossy, chemically resistant films ideal for high-performance coatings, encapsulants and impregnation resins in demanding industrial applications.
  • wacker silres mp 50 e silicone resin_7c6759d5
  • wacker silres mp 50 e silicone resin_7c6759d5

Features Of Wacker SILRES MP 50 E Silicone Resin

  1. High thermal stability up to 250 °C continuous use temperature.

  2. Excellent weather resistance and UV stability for long-term outdoor performance.

  3. Good compatibility with organic resins and pigments for hybrid formulation systems.

  4. Low surface energy enabling hydrophobic and anti-graffiti functionality.

  5. Solvent-based liquid format with adjustable viscosity for easy processing and coating application.

Typical Applications Of Wacker SILRES MP 50 E Silicone Resin

  1. Heat-resistant coatings for industrial exhaust systems and engine components.

  2. Weatherproof topcoats for architectural concrete and façade protection systems.

  3. Anti-graffiti clear coats for public infrastructure and cultural heritage surfaces.

  4. Hybrid silicone-acrylic binders in high-performance exterior paints.

  5. Functional additives in fire-retardant and intumescent coating formulations.

Specifications Of Wacker SILRES MP 50 E Silicone Resin

Chemical TypeMethyl-phenyl silicone resin
Product FormLiquid, solvent-based solution
AppearanceClear, colorless to pale yellow liquid
SolventXylene / aromatic hydrocarbon mixture
Non-Volatile ContentApprox. 50 wt %
Viscosity (25 °C)Approx. 100–300 mPa·s
Density (20 °C)Approx. 0.92–0.96 g/cm³
Flash Point (PMCC)Approx. 40–45 °C


Wacker SILRES MP 50 E Silicone Resin – Frequently Asked Questions (FAQ)

Q1: What is the primary function of SILRES MP 50 E in coating and ink formulations?

A: SILRES MP 50 E acts as a surface modifier and crosslinking aid, enhancing scratch resistance, mar resistance, and substrate wetting—particularly on low-energy surfaces such as plastics and treated metals.


Q2: Is SILRES MP 50 E compatible with water-based systems?

A: Yes, it is designed for use in both solvent-borne and aqueous systems, including acrylic and polyurethane dispersions. It typically requires mild mechanical stirring for uniform dispersion and may benefit from pH stabilization within the recommended range.


Q3: How does SILRES MP 50 E influence film formation and curing behavior?

A: It promotes ambient-temperature condensation curing through moisture-sensitive silanol groups, contributing to improved hardness development and reduced blocking tendency without requiring high-temperature bake steps.


Q4: Can SILRES MP 50 E be used in food-contact coatings?

A: While not pre-approved for all food-contact applications, it may be considered for indirect food-contact coatings where regulatory compliance is verified by the formulator. Final approval depends on full formulation assessment and applicable regional regulations.



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