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Plastics & Elastomers
The material selection platform
Plastics & Elastomers
by SpecialChem
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Technical Datasheet | Supplied by Trinseo
SPRINTAN™ SLR 4630-SCHKOPAU by Trinseo is a partially Si-coupled, solution-styrene butadiene rubber (S-SBR) manufactured by anionic polymerization using an organo-lithium initiator. It is extended with 37.5 parts of TDAE oil. It contains a non-staining stabilizer. It bears a generation 2 functionalization for improved polymer/ filler interaction with carbon black and silica. Possesses medium styrene/ high vinyl micro structure with a glass transition temperature of -28°C. Provides excellent balance between good wet traction and low rolling resistance. SPRINTAN™ SLR 4630-SCHKOPAU is used for silica & tire tread compounds for summer-, winter-, all-season- and carbon-black filled tires for automotive industry. Complies with ISO 9001, ISO TS 16949, ISO 14001, ISO 50001 and EU Directive 2005/69/EC regulations.
Product Type
SBR (Styrene Butadiene Rubber)
Physical Form
Product Status


Physical Properties

Value & Unit
Test Condition
Test Method
Styrene Content
24.9 %
( )
Internal Method, (FTIR)
Vinyl Content
61.7 %
( )
Internal Method, (FTIR)
Oil Content
37.5 phr
( )
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