S-4318

Solprene® 4318 

Solprene® 4318 is a linear block copolymer of styrene and butadiene having 32% of styrene content, most of it forming a polystyrene block which gives the polymer a thermoplastic behavior.

Benefits

  • Easy handling and dissolution
  • Non staining antioxidant system
  • FDA approved
  • Gel free
  • Clear color
  • High purity

Physical Form: Available in pellets and powder

Characteristics

Property Unit Value
Toluene solution viscosity @ 5.23% cSt 7
Volatile matter % max 0.75
Total styrene % 32
Block styrene % min 31
Melt flow index g/10' 8
Hardness °Shore A 69
Tensile strength MPa 3.7
300% modulus MPa 1.2
Elongation % >1000

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