SBS 188

SBS rubber(Styrene Butadiene Styrene block copolymer) 188 | BEC materials SBS rubber(Styrene Butadiene Styrene block copolymer) 188 | BEC materials
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DESCRIPTION

Marked by low molecular weight and high transparency, SBS rubber 188 is polystyrene(S)-polybutadiene(B)-polystyrene(S) triblock copolymer with styrene content of 32%.

APPLICATION

Adhesives /Shoes /Compounding

CHEMICAL PROPERTIES

  • Structure

    L

  • Molecular Structure Diagram

  • Styrene Content  (%)

    32 

  • Oil Content  (%)

  • MFI  (g/10min)

    5.00- 9.00 

  • Shore A  (/)

    85±5 

  • Solution Viscosity  (25%,25℃,mPa.s)

    - 

  • Tensile Strength  (Mpa)

    ≥20 

  • Elongation  (%)

    ≥700 

  • Stress at 300%  (Mpa)

    ≥2.0 

  • Ash  (%)

    - 

  • Volatility  (%)

    ≤0.70 

FORMULA

  • SBS Hot Melt Adhesive (Parts by mass)
  • SBS(YH188)

    15 - 60

  • Tackifying Resin

    10 - 50

  • Other

    4 - 45

ALTERNATIVE GRADES

                      Vector 2518
Kraton 1157E

MANUFACTURE

Sinopec