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Amatrium Materials AI
Dynasol Calprene® 419 Thermoplastic Rubber SBS Dry
Categories: Polymer; Thermoplastic; Elastomer, TPE; Styrenic TPE

Material Notes: Calprene 419 is a 70/30 Butadiene/Styrene thermoplastic copolymer, polymerized in solution and has a radial structure.

This product is available in:

  • Calprene 419 porous crumb
  • Calprene 419M powder form dusted with amorphous silica


  • Bitumen modification
  • Footwear
  • Mechanical rubber goods
  • Plastic modification
  • Adhesives

Information provided by Dynasol

Available Properties
  • Volatiles, ASTM D-5668
  • Viscosity, Modified Bitumen Property in waterproof membranes (150/200 bitumen + 12% polymer)
  • Brookfield Viscosity, MA 04-3-064, 25% toluene solution
  • Viscosity Measure, MA 04-3-003, Toluene solution viscosity 5,23%
  • Ash, ASTM D-5667
  • Styrene Content, ASTM D-5775, on polymer
  • Penetration, ASTM D-5-86, at 25°C dmm, Modified Bitumen Property in waterproof membranes (150/200 bitumen + 12% polymer)
  • Minimum Service Temperature, Air, Cold Flexibility
  • Ring & Ball Softening Point, ASTM D-36, Modified Bitumen Property in waterproof membranes (150/200 bitumen + 12% polymer)
Property Data

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Manufacturer Notes:

Category Notes
Thermoplastic Elastomer

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