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Viscoelastic properties of polyamic acid solutions—precursors of polyimides

✍ Scribed by S. A. Jenekhe


Publisher
Society for Plastic Engineers
Year
1983
Tongue
English
Weight
509 KB
Volume
23
Category
Article
ISSN
0032-3888

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Solution properties such as viscosity, critical concentration, radius of gyration, and activation energy in aqueous solutions are described for [BPDA/PDA]polyamic acid (PAA) and their salts with various amines (PAS). Although PAA and their salts with BujN, HexxN, Oct3N, and pyridine, were insoluble