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Le suivi de l’avancement de la réaction de polymérisation du résorcinol avec du formaldéhyde en milieu acide ou basique par RMN montre que la structure du xérogel obtenu dans les deux cas est la même. En effet, la jonction entre les noyaux aromatiques est de type OCH 2 OCH 2 . En se basant sur la structure du xérogel, nous proposons le mécanisme plausible pour la réaction de polymérisation.
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