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Melt self-condensation of 1-(2-hydroxyethoxy)-3,5-bis(methoxymethyl)-2,4,6-trimethylbenzene in the presence of an acid catalyst via a transetherification process yielded a soluble high molecular weight hyperbranched polyether, whose structure was established by NMR spectroscopy.
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Jayakannan et al. (2000) studied this question.
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