1. PRODUCTS
  2. SIS
  3. 1209

SIS 1209

Styrene Isoprene Styrene block copolymer | SIS rubber polymer 1209 - BEC Materials Styrene Isoprene Styrene block copolymer | SIS rubber polymer 1209 - BEC Materials
Request for quotation
Request for sample Download TDS

DESCRIPTION

Thermoplastic elastomer SIS (Styrene Isoprene Styrene block copolymer) rubber polymer 1209 is polystyrene-polyisoprene-polystyrene triblock copolymer with styrene content of 29%. The high content of styrene provides it with higher cohesive strength, low viscosity, outstanding holding power, and excellent heat-resistance.

APPLICATION

Adhesives /Sanitary products

CHEMICAL PROPERTIES

  • Structure

    L

  • Molecular Structure Diagram

  • Styrene Content  (%)

    29 

  • Diblock Content  (%)

    <1 

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

    ≤1600 

  • MFI  (g/10min)

    6-15  

  • Shore A  (/)

    ≥60 

  • Tensile Strength  (Mpa)

    ≥11 

  • Elongation  (%)

    ≥800 

FORMULA

  • HMPSA (Parts by mass)

  • SIS（YH1209）:

    10 - 15

  • SBS

    10 - 15

  • Softeners

    10 - 15

  • Tackifier

    50 - 60

  • Antioxidants

    1

ALTERNATIVE GRADES

                      Taipol 4211
Vector 4211

MANUFACTURE

Sinopec