Characterization of PMR Polyimides - Correlation of Ester Impurities with Composite Properties,

Abstract

The presumed relationship of chemical impurities to final composite properties is the rationale for most chemical characterization studies. This study examines this relationship for PMR-polyimide resin. Ester/acid solutions of one monomer were aged at selected temperatures and chemical changes were monitored spectroscopically. At selected intervals, graphite fiber reinforced composite panels were fabricated. Changes in resin processing characteristics and composite properties were determined. The correlation of these data are discussed as are related characterization studies of PMR-polyimide resin. jg p2

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Document Details

Document Type
Technical Report
Publication Date
May 01, 1979
Accession Number
ADA304444

Entities

People

  • R. D. Vannucci
  • R. W. Lauver

Organizations

  • Glenn Research Center

Tags

DTIC Thesaurus Topics

  • Alcohols
  • Chemistry
  • Composite Material Fabrication
  • Composite Materials
  • Flexural Strength
  • Graphitic Materials
  • Magnetic Resonance
  • Materials
  • Materials Engineering
  • Materials Processing
  • Materials Science
  • Materials Testing
  • Molecules
  • Polyimide Resins
  • Polymer Matrix Composites
  • Polymers
  • Shear Strength

Fields of Study

  • Materials science

Readers

  • Electrochemical Engineering/ Fuel Cell Technologies
  • Environmental Remediation and Restoration.
  • Polymer Science and Technology