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IFP Energies nouvelles
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IFP Energies nouvelles
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Priority to ES0251180ApriorityCriticalpatent/ES251180A2/en
Publication of ES251180A2publicationCriticalpatent/ES251180A2/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Improvements in the object of the main patent no. 240825 for: a selective process for the manufacture of 4,4 dimethyl-methanedioxane, consisting of dissolving isobutene in a solvent which, under the operating conditions used, is practically inert towards the constituent elements of the reactive mixture, insoluble in the aqueous and acid formaldehyde solution and capable of selectively extracting the products of the reaction from it. (Machine-translation by Google Translate, not legally binding)
ES0251180A1959-07-301959-07-30
A SELECTIVE PROCEDURE FOR THE MANUFACTURE OF 4,4-DIMETHYLMETH-DIOXANE
ExpiredES251180A2
(en)
Procedure for the stabilization of a normally solid polymer containing its molecule portions unstable to molding conditions and portions relatively stable thereof (Machine-translation by Google Translate, not legally binding)