Process for obtaining coating compositions based on polyesters, especially usable as electrical insulation for conductors, characterized in that 1 mol of at least one dialkyl ester of terephthalic acid is esterified with 0.667 to 2 mol of at least one polyalcohol, presence of 0.005 to 2% by weight, based on the total weight of the components of the reaction mass, of an esterification catalyst formed by transition metal chelates having organic acetylacetonate radicals and alkylamines. (Machine-translation by Google Translate, not legally binding)
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