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Dynasol Calprene® 375 Solution Random SBR

Category Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE)
Manufacturer Dynasol
Trade Name Calprene®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Calprene 375 is a Butadiene/Styrene Copolymer, polymerized in solution. It has a random structure with a typical vinyl content of 30%, and is extended with 37.5 phr of naphthenic oil. C-375 is used as ingredient in compounds for battery cases, tires, cables, vulcanized shoe soles and industrial rubber goods. It can replace SBR 1707, 1708, 1778 types. The bales are wrapped in low melting point polyethylene film.Applications: TiresFootwearMechanical rubber goodsCompound Test Recipe: ISO-2322 (A)Information provided by Dynasol.
Physical Properties Metric English Comments
Mooney Viscosity 75
75
Compounded, ML 1+4; ASTM D1646
47

@Temperature 100 °C
47

@Temperature 212 °F
ML 1+4; ASTM D1646
Ash <= 0.20 %
<= 0.20 %
ASTM D5667
Collected Volatile Condensable Material 0.70 %
0.70 %
ASTM D5668
Mechanical Properties Metric English Comments
Tensile Strength at Break 16.0 MPa
2320 psi
Compounded, 35 mins.; ISO 37
Elongation at Break 460 %
460 %
Compounded, 35 mins.; ISO 37
300% Modulus 0.0110 GPa
1.60 ksi
Compounded, 35 mins.; ISO 37
Descriptive Properties Value Comments
Hunterlab Color 28
ASTM D1925-70
Oil 27 %
ASTM D5774
Total Styrene (on polymer) 25 %
ASTM D5775
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