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Master Bond adhesives

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Dynasol Solprene® 1205 Styrene-Butadiene Rubber SBR Diblock Copolymer
Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE); Styrene Butadiene Rubber

Material Notes: Solprene1205 is a linear random -block styrene/butadiene copolymer with 25% styrene content, 17.5% present as a polystyrene block. It has a non staining antioxidant system FDA approved for use in food contact applications and is essentially gel free with a very clear color. Solprene 1205 is an excellent modifier for asphalt, for formulation of caulks and sealants, it is also an excellent processing aid for most polymers, giving good low temperature resistance. Used in extruded goods, soles, and heels. It can also be used as modifier for thermoplastic resins and in adhesive formulations. It is available in bales wrapped in low melting point polyethylene.

Applications:

  • Paving
  • Footwear
  • Carpet underlay

Information provided by Dynasol

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Physical PropertiesOriginal ValueComments
Specific Gravity 0.930 g/ccDIN-53479
Volatiles <= 0.75 %ASTM D-5668
Mooney Viscosity 47
@Temperature 100 °C
ML (1 + 4); ASTM D-1646
Viscosity Measure 4000 cStToluene viscosity 30%; NM 300-18
 
Chemical PropertiesOriginal ValueComments
Styrene Content 17.5 %Block styrene; NM 202-07
 25 %ASTM D-5775
 
Compliance PropertiesOriginal ValueComments
FDA Yes
 
Descriptive Properties
Color Alpha, max15
Insolubles in toluene, 325 mesh, % max0.1

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PDYNA56 / 34802

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