Morphology, thermal and mechanical prope
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J. Foks; H. Janik; R. Russo
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Article
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1990
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Elsevier Science
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English
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A~tract--Solution-cast films of segmented polyurethanes based on poly(ethylene adipate)glycol, 4,4'-diphenylmethanediisocyanate and 1,4-butanediol have been investigated. Optical and electron microscopic studies revealed different amounts of birefringent aggregates, related to the casting temperatur