PEARLSTICK® 45-40/27

Category: TPU-Capro , Thermoplastic Polyurethane Elastomer (Polycaprolactone)
Manufacturer: Lubrizol Advanced Materials, Inc.
Trademark: PEARLSTICK®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: yz877F_PEARLSTICK-45-40-27.pdf
PRICE: ​Order Products​ email   sales@su-jiao.com
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Pearlstick® 45-40/27 is an elastic, linear, aromatic polyurethane, supplied in form of white spherical granules with a very high crystallisation rate and a medium thermoplasticity level.

APPLICATIONS
Pearlstick® 45-40/27 is used for the production of adhesives for bonding plasticized PVC to plasticized PVC or other materials such as leather, textiles, etc.
Pearlstick® 45-40/27 has good resistance to temperature, although the addition of a polyfunctional isocyanate improves the heat-resistance still further.
General Information
Features
  • Aroma
  • Heat resistance, medium
  • Hydrolysis resistance
Uses
  • Textile bonding
  • Adhesive
Appearance
  • White
Forms
  • Particles
PhysicalNominal ValueUnitTest Method
Density (20°C)1.19g/cm³ISO 2781
Viscosity 1(20°C)2.50 - 2.90Pa·sInternal method
Additional InformationNominal ValueUnitTest Method
Hydrostatic Resistance GoodInternal method
Hydroxyl Value 0.10%Internal method
Activation temperature 45°CEN 12961
SOLUBILITY:Pearlstick ® 45-40/27 is soluble in Acetone, Methyl Ethyl Ketone (MEK), Cyclohexanone, Dimethyl formamide, (DMF), Tetrahydrofurane (THF). Diluting solvents such as Toluene and Ethyl Acetate can be added.The solvents and diluents should be water-free (max. 0.1%), so as to avoid subsequent side reactions during crosslinking with isocyanate.Pearlstick ® 45-40/27 should be dissolved in closed tanks and the use of a variable speed agitator is advisable. The final viscosity figures can vary, depending on the stirring process and on the solvent/diluents ratios.
Note Message
1 .Brookfield RVF sp 5, 20 rpm. Solution 15% MEK
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