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Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
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Filing date
Publication date
Application filed by Hoechst AG, Farbwerke Hoechst AGfiledCriticalHoechst AG
Priority to ES0231959ApriorityCriticalpatent/ES231959A1/en
Publication of ES231959A1publicationCriticalpatent/ES231959A1/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Process for purification of carboxylic acids constituted, in addition to carboxyl groups, only by carbon and hydrogen, characterized in that these acids are distilled with at least one glycol or monoalkyl glycol ether. (Machine-translation by Google Translate, not legally binding)
ES0231959A1956-11-161956-11-16Purification procedure of carboxphlic acids (Machine-translation by Google Translate, not legally binding)
ExpiredES231959A1
(en)
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Procedure for purification and discoloration of vegetable oils extracted from turtles through solvents (Machine-translation by Google Translate, not legally binding)
A procedure for the obtaining of esters of the tereftºlico acid, with two different alcoholic components (Machine-translation by Google Translate, not legally binding)
A procedure for the esterification of dicarboxylic acids of elevated points of boiling or, respectively, decomposition, with mono or polyvalent alcohols (Machine-translation by Google Translate, not legally binding)