Elastomers/TPEs

General Purpose Styrene-Butadiene-Styrene TPE Styrene-Butadiene-Styrene (SBS) block copolymer

SBS offers good elasticity and resilience but has limited UV and heat resistance. It is often compounded and used in applications where these limitations are not critical.

SBSKraton™ DSolprene®
Manufacturers
3
Grades
3
Applications
5
Equivalents
0

Physical Properties

Density
0.91 - 0.95 g/cm³
Water Absorption (24h)
0.3 %
Transparency
Opaque
Shrinkage
1.0 - 2.0 %

Mechanical Properties

Young's Modulus
0.001 - 0.02 GPa
Tensile Strength
2 - 7 MPa
Elongation at Break
500 - 900 %
Impact Strength (Izod)
Poor to Fair

Thermal Properties

Glass Transition Temperature
-55 to -50 °C
Melting Point
N/A (softening point around 80-100 °C)
Continuous Service Temperature
-40 to 70 °C
Heat Deflection Temperature
N/A

Electrical Properties

Dielectric Constant
2.6 - 3.0
Volume Resistivity
10^14 - 10^16 Ohm-cm
Dielectric Strength
15 - 25 kV/mm

Chemical Resistance

Acids
Good
Bases
Good
Solvents
Resists water, dilute acids/bases; dissolves in aromatic and chlorinated hydrocarbons
UV Resistance
Poor

Sustainability

Recyclability
Limited (often blended)
Recycling Code
7 (Other)
Carbon Footprint
Moderate

Manufacturing compatibility

Anionic PolymerizationCompoundingHot Melt ExtrusionAdhesion

Applications

Adhesives
Sealants
Asphalt modification
Footwear components
Bitumen modification

Available grades

SBS D1101SBS D1152SBS D1184

Manufacturers

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