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Amatrium Materials AI
Dynasol Calprene® 500 Thermoplastic Rubber SBS Dry
Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE); Styrene Butadiene Rubber

Material Notes: Calprene 500 is a 70/30 Butadiene/Styrene thermoplastic copolymer, polymerized in solution and having a linear structure. This product is presented in pellet form and has excellent optical properties due to its clarity. It is stabilized with a non staining antioxidant system FDA approved for use in food contact applications and is essentially gel free with a very clear color. C-500 is used in adhesive formulation, in thermoplastic injected shoe sole formulations, and transparent compounds.


  • Footwear
  • Adhesives
  • Plastic modification

Information provided by Dynasol

Available Properties
  • Volatiles, ASTM D-5668
  • Brookfield Viscosity, MA 04-3-064, 25% toluene solution
  • Melt Index of Compound, ASTM D-1238
  • Ash, ASTM D-5667
  • Styrene Content, ASTM D-5775, on polymer
  • Hardness, Shore A, ASTM D-2240
  • Abrasion, DIN 53516, mm³
  • Transmission, Visible, transparent; thickness not quantified
  • FDA
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