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UROTUF® L55 is a fully reacted, aliphatic, polyurethane dispersed in a blend of water, N methylpyrrolidone, and amines. Important properties include low-temperature flex and impact properties, excellent adhesion to a variety of substrates, and good wet rub resistance.

Chemical Family: Polyurethanes (PU)

End Uses: Primer

Compatible Substrates & Surfaces: Leather, Plastics

Features: Good Color Stability

Technical Data Sheet

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Identification & Functionality

Chemical Family
CASE Ingredients Functions
Technologies

Features & Benefits

CASE Ingredients Features

Applications & Uses

Compatible Substrates & Surfaces
Coating Type
Applications
  • Recommended as a base resin in formulating coatings for plastics, leather, and fabrics 
  • Adhesive for flexible films and laminates

Properties

Appearance
Hazy
Typical Properties
ValueUnitsTest Method / Conditions
Percent Solids (Weight)34 - 36%
Percent Solids (Volume)approx. 31%
Solution8.43 - 8.53lb/gal
Solidsapprox. 9.57lb/gal
Solvent Amines (Weight Percent)3%
pH7.0 - 9.0CLI - GPHAS
Solvent N-Methylpyrrolidone (Weight Percent)13%
Solvent Water (Weight Percent)84%
Specific Gravity (25/25°C)approx. 1.02
Viscosity (25°C)0.7 - 5.0Stokes
Viscosity (25°C)approx. B - SGardner Holdt

Packaging & Availability

Country Availability
Regional Availability
  • Canada
  • Europe
  • USA

Storage & Handling

Storage

Store in a cool, dry place under 100°F, preferably under 80°F, to ensure a useful shelf life of at least one year. This product should not be stored at temperatures above 100°F at any time. Freezing should be avoided, but frozen material may often be reclaimed by bringing the containers to room temperature for 24 hours and stirring well to ensure homogeneity prior to use.