Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Montedison SpA
Original Assignee
Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Montecatini Societa Generale per lIndustria Mineraria e Chimica SpAfiledCriticalMontecatini Societa Generale per lIndustria Mineraria e Chimica SpA
Publication of ES281654A2publicationCriticalpatent/ES281654A2/en
Transition And Organic Metals Composition Catalysts For Addition Polymerization
(AREA)
Polymerization Catalysts
(AREA)
Abstract
Improvements in the object of the main patent no. By "Process for the preparation of olefinic copolymers, characterized in that the monomer mixture is polymerized in the liquid phase in the presence of a catalyst obtained on the basis of: a) vanadium compounds b) organometallic compounds or hydrides of metals of groups I, II or III or complex organometallic compounds or complex hydrides of metals of groups I and III. (Machine-translation by Google Translate, not legally binding)
ES281654A1962-04-301962-10-17Procedure for the preparation of olefinic copolymers (Machine-translation by Google Translate, not legally binding)
ExpiredES281654A2
(en)
Procedure for the preparation of a solid compound of a method of transition resulting from the reaction of a composite of a transition metal with the hydroxychloride of a divalent metal. (Machine-translation by Google Translate, not legally binding)