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Lubrizol Corp
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Lubrizol Corp
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Application filed by Lubrizol CorpfiledCriticalLubrizol Corp
Publication of ES374995A1publicationCriticalpatent/ES374995A1/en
A process for the preparation of compositions containing ester, comprising the steps of reacting under esterification conditions (A) at least one carboxylic acylating agent containing on average at least 30 aliphatic carbon atoms per molecule excluding carboxylic carbon atoms with (B) at least one aqueous emulsion demulgent polyoxyalkylene alcohol, the total amount of (A) and (B) being used in the reaction being such that there are at least about 0.001 equivalents of (B) for each equivalent of (A). (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of a substantially anhydraic composition intended for a pharmaceutical vehicle. (Machine-translation by Google Translate, not legally binding)