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SIS 1524

SIS 1524 styrene isoprene styrene block copolymer - BEC Materials SIS 1524 styrene isoprene styrene block copolymer - BEC Materials
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DESCRIPTION

Thermoplastic elastomer (TPE ) SIS (styrene isoprene styrene block coplymer) rubber polymer 1524 has good heat resistance and good initial viscosity,along with the further increase of the two blocks, its peel strength and low-temperature performance has been improved .The comprehensive performance of the product has been increased.

APPLICATION

Adhesives /Asphalt modification /Plastic modification

CHEMICAL PROPERTIES

  • Structure

    L

  • Molecular Structure Diagram

  • Styrene content  (%)

    14 

  • Diblock content  (%)

    26 

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

    ≤2000 

  • MFI  (g/10min)

    8-14 

  • Shore A  (/)

    25-35 

  • Tensile strength  (Mpa)

    ≥5 

  • Elongation  (≥%)

    ≥1000 

FORMULA

  • HMPSA (Parts by mass)

  • SIS（1524）

    55-65

  • Polyterpene Resins

    5-15

  • Petroleum Resin

    15-20

  • Softeners

    15-20

  • Antioxidants

    0-2

ALTERNATIVE GRADES

                      N/A

MANUFACTURE

Sunion