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
Montedison SpA
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 Montedison SpA, Montecatini Societa Generale per lIndustria Mineraria e Chimica SpAfiledCriticalMontedison SpA
Priority to ES0241252ApriorityCriticalpatent/ES241252A1/es
Publication of ES241252A1publicationCriticalpatent/ES241252A1/es
Blow-Moulding Or Thermoforming Of Plastics Or The Like
(AREA)
Processing And Handling Of Plastics And Other Materials For Molding In General
(AREA)
Manufacture Of Macromolecular Shaped Articles
(AREA)
Abstract
Método para preparar artículos moldeados a base de resinas termoplásticas compuestas predominantemente de polipropileno sólido muy cristalino, el cual método comprende las etapas de calentar previamente durante 2 a 3 minutos la hoja de la resina a una temperatura inferior a su punto de reblandecimiento, colocar la hoja en contacto con el molde, calentar hasta el punto de reblandecimiento de la resina y aplicar un vacio entre la hoja y el molde para hacer así que la hoja ablandada se adapte a la forma del molde.
ES0241252A1958-04-101958-04-10Un metodo para preparar articulos moldeados
ExpiredES241252A1
(es)