Abrasion resistance agent

Products Mode: SL-7540

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Description

WynCoat® SL-7540 is a primary hydroxyl-functional polydimethyl siloxane with carbinol terminated。It is used for the manufacture of solventborne coating with anti marker, anti-graffiti effect additional spin-off effect

Key Features and Benefits:
  • Reactive with isocyanate to give silicone/PU copolymer. As urethane modifier to improvelubricity, abrasion resistance and anti-graffiti.
  • Increase release properties
  • Good lubricity
  • Provides abrasion and scratch resistance
  • Provides anti-graffiti

Typical data:
Appearance:light straw-amber colored liquid
Viscosity(25ºC):80-110 mm2/s
OH value (KOH mg/g): 23-33

How to us:
Copolymerize with NCO-endblocked urethane prepolymer.
Copolymerize with MDI and polyol.
Mix SL-7540, polyisocyanate and polyol, and cure.

Package and storage stability:
Available in 200 kg steel drum
12 months in closed containers

Limitations:
This product is neither tested nor represented as suitable for medical or pharmaceutical uses.

Product Safety:
Product safety information required for safe use is not included. Before handling, read product and safety data sheets and container labels foe safe use, physical and health hazard information.