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Adhesives Ingredients
The material selection platform
Adhesives Ingredients
by SpecialChem
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Pearlstick™ 45-60/18

Technical Datasheet | Supplied by Lubrizol
Pearlstick™ 45-60/18 by Lubrizol is an elastic, aromatic linear polyurethane with an extremely high crystallization rate and a low thermoplasticity level. It finds use in the production of adhesives for plasticized PVC to plasticized PVC or other materials such as leather, textiles, rubber, in the shoe industry. It shows good hydrolysis resistance. Adhesives based on Pearlstick™ 45-60/18 show high green strength values, easier heat activation (wide range of activation temperatures) and long and high hot-tack (tack retention). It is a suitable raw material for the production of one-component adhesives.
Product Type
  • Polyurethanes > Thermoplastics (TPUs)
  • Linear TPU
Chemical Composition
Linear, aromatic polyurethane
Physical Form
Granules, spherical
Product Status
Applications/ Recommended for
  • Adhesives
  • Footwear & leather > Leather
  • Footwear & leather > Shoe soles
  • Industrial Assembly > Apparel / Textile (clothing)

Pearlstick™ 45-60/18 Properties


Value & Unit
Test Condition
Test Method
Viscosity @ 20ºC (Brookfield RVF sp 6, 20 rpm., Solution 15% MEK), MQSA 40A
1600 - 2000 mPa.s
Minimum activation temperature, EN-12961
50 °C
Density @ 20°C, ISO 2781
1.19 g/cm3

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