Polypropylene Random Copolymer
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RP 142
RP 142 Braskem Logo
Random Copolymer

RP 142 is a very high fluidity Random Copolymer, suitable for fast cycle thin wall injection molding. It exhibits excellent processability and transparency, good balance of rigidity/impact and very low odor and flavor transfer.

Process: Injection molding;

Application: Thin wall injection molded high clarity parts;

Behavior Behavior
Nominal Melt Flow (230°C/2.16kg)
45 g/10 min D 1238
Melt Flow Rate (230°C/2.16 kg)
45 g/10 min 1133
Density
0.902 g/cm³ 1183-1
Flexural Modulus ª
1000 MPa 178
More Details
Method
Units
Value
Tensile Strength at Yield ª
 527-1
 MPa
 29
Tensile Elongation at Yield ª
 527-1
 %
 15
Rockwell Hardness (R Scale) ª
 2039-2
 -
 85
Notched Izod Impact Strength at 23°C ª
 180
 kJ/m²
 3.7
Notched Charpy Impact Strength at 23°C ª
 179
 kJ/m²
 3.8
Heat Deflection Temperature under Load at 0.455 MPa ª
 75-1/75-2
 °C
 67
Heat Deflection Temperature under Load at 1.820 MPa ª
 75-1/75-2
 °C
 51
Density
 D 792
 g/cm³
 0.902
Flexural Modulus (0.05 in/min, 1.3 mm/min, 1% secant)
 D 790
 MPa
 1050
Tensile Strength at Yield (2 in/min, 50 mm/min)
 D 638
 MPa
 31
Elongation at Yield (2 in/min, 50 mm/min)
 D 638
 %
 13
Rockwell Hardness (R Scale)
 D 785
 -
 85
Notched Izod Impact Strength (at 23°C)
 D 256
 J/m
 40
Heat Deflection Temperature (0.45 Mpa)
 D 648
 °C
 81
Haze (20 mil, 0.5 mm injection molded plaque)
 1003
 %
 18
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