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Desmopan® 3856D

Technical Datasheet | Supplied by Covestro
Desmopan® 3856D by Covestro is an ester based thermoplastic polyurethane (TPU) block copolymer modified with acrylonitrile butadiene styrene (ABS). It exhibits good low temperature flexibility and good wear resistance.
  • It is suitable for processing by injection molding.
  • Desmopan® 3856D is used in ski boot shells and engineering parts.
REQUEST A SAMPLE ORIGINAL DATASHEET CONTACT SUPPLIER
Desmopan® 3856D
Technical Datasheet | Supplied by Covestro
REQUEST A SAMPLE ORIGINAL DATASHEET CONTACT SUPPLIER
Product Type
TPU or TPE-U (Thermoplastic Polyurethane) > TPU Alloy
Physical Form
Granules
Appearance
Colors available
Product Status
COMMERCIAL
Geographical Availability
Africa, Central and Eastern Europe, Middle East and Central Asia, South and Central America, Western Europe
Applications/ Recommended for
  • Engineering / manufacturing
  • Sports & Leisures > Ski boots
  • Injection molding - thermoplastics
Key Features
  • Copolymer, Block
  • Flexibility, Low Temperature
  • Wear resistance, Good

Desmopan® 3856D Properties

Mechanical Properties

Value & Unit
Test Condition
Test Method
Rebound Resilience
40 %
(At 23°C, 50% RH) 
ISO 4662
Flexural Modulus
150 MPa
(At 23°C, 50% RH, 2 mm/min) 
ISO 178
Modulus of Elasticity
1380 MPa
(At 20°C) 
ISO 6721-1,-4

Desmopan® 3856D Processing Guidelines

Injection Properties

Value & Unit
Test Condition
Test Method
Melt Temperature
235 - 245 °C
Mold Temperature
40 - 50 °C
Drying Temperature
100 - 110 °C

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