Property analysis of triglyceride-based thermosets

作者: John La Scala , Richard P. Wool

DOI: 10.1016/J.POLYMER.2004.11.002

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摘要: Abstract Triglycerides with acrylate functionality were prepared from various oils and model triglycerides. The triglyceride-acrylates homopolymerized copolymerized styrene. cross-link densities of the resulting polymer networks predicted utilizing Flory–Stockmayer theory. Although predictions overestimated density, trends in density matched experimental results. In both cases, was found to increase gradually at low levels acrylation then linearly higher acrylation. deviation results result intramolecular cross-linking. Approximately 0.5 0.8 acrylates per triglyceride lost cyclization for triglycerides styrene, respectively. glass transition temperature ( T g ) increased approximately as −50 °C high 92 °C. Simple models accurately effect on . tensile strength modulus triglyceride-based polymers exponentially functionality, but by vector percolation

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