Technical datasheet

Duradene™ 739

Supplied byLion Elastomers- Last Updated on Nov 3, 2025

Duradene™ 739 by Lion Elastomers is styrene butadiene copolymer. It contains 20% bound styrene, 60% vinyl and a non-staining antioxidant stabilizer system. It shows high molecular weight and high glass transition temperature. It provides low hysteresis, good tread wear and superior wet traction in black and silica filled compounds. Duradene™ 739 is recommended for tire compounds and extruded & molded rubber goods.
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Duradene™ 739 properties

Mechanical properties

PropertiesValue & unitTest conditionTest method
Maximum Torque (MH)0.0 Visible After LoginVisible After LoginVisible After Login
Minimum Torque (ML)0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Volatile Content0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Bound Styrene Content0.0 Visible After LoginVisible After LoginVisible After Login
Cure Time (tc 10)0.0 Visible After LoginVisible After LoginVisible After Login
Cure Time (tc 50)0.0 Visible After LoginVisible After LoginVisible After Login
Cure Time (tc 90)0.0 Visible After LoginVisible After LoginVisible After Login
Vinyl Content0.0 Visible After LoginVisible After LoginVisible After Login
Viscosity, Mooney0.0 Visible After LoginVisible After LoginVisible After Login

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