ES237685A1 - Procedure for the production of thermoplastic material tubes (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the production of thermoplastic material tubes (Machine-translation by Google Translate, not legally binding)
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.)
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Montedison SpA
Original Assignee
Montedison SpA
Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA
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Application filed by Montedison SpA, Montecatini Societa Generale per lIndustria Mineraria e Chimica SpAfiledCriticalMontedison SpA
Publication of ES237685A1publicationCriticalpatent/ES237685A1/en
Process for the production of tubes of thermoplastic material, characterized in that it comprises extrusion molding a thermoplastic material consisting at least predominantly of a propylene polymer, of high molecular weight, linear and crystalline using an extrusion die having an annular opening, mounted in an extruder maintained at a lower temperature than said matrix is maintained, and the thermoplastic material leaves the annular opening at a temperature of up to 100ºC above its melting point. (Machine-translation by Google Translate, not legally binding)
ES0237685A1956-09-211957-09-20Procedure for the production of thermoplastic material tubes (Machine-translation by Google Translate, not legally binding)
ExpiredES237685A1
(en)
Procedure for the continuous production of hollow bodies of plastic material by molding by aspiration. (Machine-translation by Google Translate, not legally binding)
Procedure for the production of films based on synthetic polymers of high molecular weight (Machine-translation by Google Translate, not legally binding)