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EVAFANOL® HA-170

1 of 3 products in this brand
EVAFANOL® HA-170 is a waterborne Polyurethane dispersion which has excellent adhesion and optical properties and is suitable for various base materials.

Chemical Family: Polyurethanes (PU)

End Uses: Primer, Waterborne Coating

Glass Transition Temperature (Tg): -25.0 - -25.0 °C

Features: Excellent Adhesion, Good Film Former, High Clarity, Non-Yellowing Grade

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Carrier
Chemical Family
CASE Ingredients Functions
Technologies
Composition

Urethane polymer, Water

Features & Benefits

Characteristics
  • Adhesion to various materials: Coating agents and anchor agents for various films. You can get a texture with no tack and rigidity.
  • Non-yellowing type carbonate-based polyurethane: Yellowing due to heat and light and deterioration are reduced.
  • Water-based urethane: Easy exhaust and waste liquid treatment, reducing environmental burden.
  • Soap-free type: It prevents bleeding and slow film formation caused by surfactant.
  • Film characteristic: It provides soft yet strong film and good physical properties for abrasion resistance.

Applications & Uses

Applications

Paint, Coating, Binder for Ink.

Directions For Use
  • Optical film protective coat
  • Paint binder
  • Primer for optic lenses
  • Primer for functional material

Properties

Color
Physical Form
Appearance
White viscous liquid
Soluble in
Water
Typical Properties
ValueUnitsTest Method / Conditions
Particle Sizeapprox. 30nm
pH (undiluted)approx. 7.5
Solid Contentapprox. 37%
Viscosity (at 20℃)max. 50mPa.s
Film Properties
ValueUnitsTest Method / Conditions
100% Modulus14Mpa
300% Modulus45Mpa
Breaking Strength47Mpa
Elongation at Break340%
Glass Transition Point-25°C

Technical Details & Test Data

Test Data
  • Good Clarity HAZE

  HAZE Refractive Index YI b*(D65)
EVAFANOL HA-170 0.6 1.465 0.16 0.105
Acrylic Binder 13.3 1.482 -2.275 -0.485

 

  • Excellent Film Formation

 

EVAFANOL® HA-170 - Test Data

Due to excellent film formation, thin layer coatings are possible with a variety of coatings. Great adhesion on PC & PET.

  PC ABS PET PMMA
EVAFANOL HA-170 Excellent 100/100 Good 90/100 Excellent 100/100

Not good 40/100

Acrylic Binder Excellent 100/100 Bad 0/100 Bad 0/100 Bad 0/100