Enthalpic, Entropic, and Square Gradient
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Raffaele Mezzenga; Stéphane A. Page; Jan-Anders E. Månson
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Article
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2002
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Elsevier Science
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English
⚖ 159 KB
The evolution of surface tension during polymerization of three amine-cured epoxy systems was investigated. Due to the chemical reaction of the epoxy groups with primary and secondary amines, the energetic status of an epoxy-amine system increased during polymerization. At the same time, the polymer