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Dynasol Calprene® 248 Medium CIS Polybutadiene (38%)

Category Polymer , Thermoset
Manufacturer Dynasol
Trade Name Calprene®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Dynasol Calprene® 248 Medium CIS Polybutadiene (38%).pdf
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Material Notes:
Calprene 248 is a medium CIS polybutadiene (38 %), polymerized in solution. This product has an excellent mixing and processing behavior. It is used as ingredient in tire compounds and in other applications where good performance at low temperatures, excellent abrasion resistance, low heat build-up and good dynamic fatigue resistance are needed. It is packed in bales wrapped in low melting point polyethylene film.Applications: TiresMechanical rubber goodsPlastic modificationsBlends with other polymersCompound Test Recipe: ISO-2476 (A). IBR #7Information provided by Dynasol.
Physical Properties Metric English Comments
Mooney Viscosity 86
86
Compounded, ML 1+4; ASTM D1646
48

@Temperature 100 °C
48

@Temperature 212 °F
ML 1+4; ASTM D1646
Ash <= 0.20 %
<= 0.20 %
ASTM D5667
Collected Volatile Condensable Material <= 0.75 %
<= 0.75 %
ASTM D5668
Mechanical Properties Metric English Comments
Tensile Strength at Break 16.0 MPa
2320 psi
Compounded, 35 mins.; ISO 37
300% Modulus 0.00920 GPa
1.33 ksi
Compounded, 35 mins.; ISO 37
Descriptive Properties Value Comments
Gel Content Max 4 %
MA 04-3-01
Hunterlab Color 3
ASTM D1925-70
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