Polybutadiene - Properties, Applications, Processing and Types of Polybutadiene (BR)

Material: Polybutadiene - Properties, Applications, Processing and Types of Polybutadiene (BR)
Composition: (CH2-CH-CH0CH2)n
Property Minimum Value (S.I.) Maximum Value (S.I.) Units (S.I.) Minimum Value (Imp.) Maximum Value (Imp.) Units (Imp.)
Atomic Volume (average) 0.0055 0.0065 m3/kmol 335.63 396.654 in3/kmol
Density 0.91 0.94 Mg/m3 56.8095 58.6823 lb/ft3
Energy Content 125 145 MJ/kg 13542.3 15709.1 kcal/lb
Bulk Modulus 1.5 2 GPa 0.217556 0.290075 106 psi
Compressive Strength 2.2 2.5 MPa 0.319083 0.362594 ksi
Ductility 5 5.5 5 5.5 NULL
Elastic Limit 2 2.2 MPa 0.290075 0.319083 ksi
Endurance Limit 0.85 0.935 MPa 0.123282 0.13561 ksi
Fracture Toughness 0.07 0.1 MPa.m1/2 0.0637033 0.0910047 ksi.in1/2
Hardness 0 MPa 0 ksi
Loss Coefficient 0.88 2.1 0.88 2.1 NULL
Modulus of Rupture 2 2.2 MPa 0.290075 0.319083 ksi
Poisson's Ratio 0.499 0.4995 0.499 0.4995 NULL
Shear Modulus 0.0003 0.0007 GPa 4.35113e-005 0.000101526 106 psi
Tensile Strength 5 10 MPa 0.725189 1.45038 ksi
Young's Modulus 0.001 0.0022 GPa 0.000145038 0.000319083 106 psi
Glass Temperature 85 210 K -306.67 -81.67 °F
Latent Heat of Fusion kJ/kg BTU/lb
Maximum Service Temperature 340 390 K 152.33 242.33 °F
Melting Point K °F
Minimum Service Temperature 200 230 K -99.67 -45.67 °F
Specific Heat 1800 2500 J/kg.K 1.39294 1.93465 BTU/lb.F
Thermal Conductivity 0.08 0.1 W/m.K 0.149763 0.187203 BTU.ft/h.ft2.F
Thermal Expansion 130 150 10-6/K 234 270 10-6/°F
Breakdown Potential 20 25 MV/m 508 635 V/mil
Dielectric Constant 3 4 3 4 NULL
Resistivity 1e+013 1e+014 10-8 ohm.m 1e+013 1e+014 10-8 ohm.m
Environmental Properties
  Resistance Factors
1=Poor 5=Excellent
Flammability 1
Fresh Water 5
Organic Solvents 3
Oxidation at 500C 1
Sea Water 5
Strong Acid 3
Strong Alkalis 3
UV 4
Wear 4
Weak Acid 5
Weak Alkalis 4

This data is provided subject to AZoM.com's terms and conditions. Data reproduced with permission of Granta Design Limited www.grantadesign.com

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