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Table 1 Properties of Parylane C compared to that of its counterpart Parylane N [25]

From: Electrochemical characteristics of microelectrode designed for electrical stimulation

Properties Parylene-N Parylene-C
Typical mechanical properties
 Tensile strength (psi) 6500 10,000
 Tensile strength (MPa) 45 69
 Yield strength (psi) 6300 8000
 Tensile strength (MPa) 43 55
 Tensile modulus (Mpa) 2400 3200
 Elongation at break (%) 40 200
 Yield elongation (%) 2.5 2.9
 Density (g/cm3) 1.11 1.289
 Coefficient of friction
  Static 0.25 0.29
  Dynamic 0.25 0.29
 Water absorption (%, 24 h) 0.01 (0.019”) 0.06 (0.029”)
Typical electrical properties
 Dielectric strength, short time (Volts/mil at 1 mil) 7000 6800
 Volume resistivity 23 °C, 50% RH (Ohm-cm) 1 × 1017 6 × 1016
 Surface resistivity, 23 °C, 50% RH (Ohm) 1015 1015
 Dielectric constant (Hz)
  60 2.65 3.15
  1000 2.65 3.1
  1,000,000 2.65 2.95
 Dissipation factor (Hz)
  60 2E−04 0.02
  1000 2E−04 0.019
  1,000,000 2E−04 0.013