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Amatrium Materials AI
Trinseo BUNA™ SB 1739 Schkopau Cold Polymerized Emulsion Styrene Butadiene Rubber (E-SBR)
Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE); Styrene Butadiene Rubber

Material Notes: BUNA™ SB 1739–Schkopau is manufactured by cold polymerization using mixed rosin acid/fatty acid soaps. In relation to solid rubber it is plasticized with 37.5 parts of TDAE oil which does comply with EU DIRECTIVE 2005/69/EC for use in tires within the EU. A discoloring stabilizer is added during the production process.

Application: BUNA™ SB 1739–Schkopau is a general purpose rubber. It can be processed in all sectors of the tire and rubber industry. The main application is tire production, imparting improved grip and handling performance due to its increased styrene content.

Information provided by Trinseo.

Vendors:
Available Properties
  • Density
  • Volatiles, ASTM D5668, 1 hr at 105°C in a hot air oven, 5 g sample
  • Mooney Viscosity, ASTM D1646, MU, ML 1+4
  • Ash, ASTM D5667
  • Styrene Content, ASTM D5775, Bound
  • Tensile Strength at Break, ASTM D412, Cure: 45 min at 145°C
  • Elongation at Break, ASTM D412
  • 300% Modulus, ASTM D412
  
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Manufacturer Notes:
Trinseo, former Styron

Category Notes
Plastic

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