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Imperial Chemical Industries Ltd
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Imperial Chemical Industries Ltd
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Application filed by Imperial Chemical Industries LtdfiledCriticalImperial Chemical Industries Ltd
Publication of ES213847A1publicationCriticalpatent/ES213847A1/en
Process for obtaining poly esters, characterized by being used especially for the manufacture of highly polymerized polymethylene terephthalates and by comprising the step of polycondensate bis (hydroxy alkyl) terephthalate and by using as a catalyst, in the poly condensation reaction, a antimony compound that is soluble in the reaction mixture. (Machine-translation by Google Translate, not legally binding)
ES0213847A1953-02-271954-02-23A paral procedure obtaining polyesters (Machine-translation by Google Translate, not legally binding)
ExpiredES213847A1
(en)
Procedure for the preparation of etilendiamino - mono-beta-propionic acid-tri- (methylen-phosphonic acid). (Machine-translation by Google Translate, not legally binding)
A procedure for the polycondensation of reaction products of dimethyl tereftalate and etilenoglycol (Machine-translation by Google Translate, not legally binding)