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 ES0243272ApriorityCriticalpatent/ES243272A1/en
Publication of ES243272A1publicationCriticalpatent/ES243272A1/en
Casting Or Compression Moulding Of Plastics Or The Like
(AREA)
Processes Of Treating Macromolecular Substances
(AREA)
Abstract
Method for the production of phonographic discs, characterized in that compression molding comprises a moldable thermoplastic composition comprising a crystalline polymer of an olefin in admixture with a stabilizer therefor, at a temperature of 140 to 170ยบ c, under a pressure of 120 at 260kg/cm2. (Machine-translation by Google Translate, not legally binding)
ES0243272A1958-07-241958-07-24Method for the production of phonographic discs (Machine-translation by Google Translate, not legally binding)
ExpiredES243272A1
(en)
Installation for the molding of objects of a material of molding termplastic or thermofinishable. (Machine-translation by Google Translate, not legally binding)