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Publication of RO82037A2publicationCriticalpatent/RO82037A2/ro
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Inventia se refera la un procedeu de obtinere a hidrolizatelor de colagen sub forma atomizata si anhidrizate cu greutate moleculara cuprinsa între 5000 si 7000 si alcooli alifatici inferiori care consta în aceea ca esterificarea se realizeaza în prezenta clorurii de tionil, în mediu eterogen de cloroform, dupa care produsul rezultat se trateaza cu trietilamina în vederea purificarii, se filtreaza si se usuca la vid.
RO81104020A1981-04-151981-04-15Procedeu de obtinere a hidrolizatelor de colagen esterificate
RO82037A2
(ro)
Use of polyesters comprising condensed tartaric acid as detergent additive, process for production of the polyesters, and polyesters based upon tartaric acid and tetracarboxylic acids
Procede de preparation de derives d'acide 3-cephem-4-carboxylique 3,7-disubstitue, nouveaux produits ainsi obtenus et leur utilisation pour leur activite antibacterienne