PMR-II-50

NASA-Glenn Developed Polyimide

PMR-II-50 is a high temperature polyimide capable of surviving long-term exposure to temperatures up to 650ºF (343ºC). PMR-II-50 composites can be fabricated from prepreg or by solvent-assisted resin transfer molding (saRTM).

Properties

• Glass Transition Temperature:
  675-700ºF (357 - 371ºC)
  
  
• Thermal Oxidative Stability:
  1.0 - 2.0% weight loss at 700 °F (371°C), 100 hours in air
  
  
• Resin Solids Content:
  Can be formulated up to 75% wt. solids
  
  
• Solution Density:
  1.1 - 1.3 gm/cc
  
  
• Solution Viscosity @ 55% solids:
  1000 - 1500 cps at RT, Spindle #3, 10 RPM

Processing

• Autoclave Molded
  
  
• Compression Molded
  
  
• Solvent Assisted Resin Transfer Molded (saRTM)

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