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Dow Chemical Co
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Dow Chemical Co
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Application filed by Dow Chemical CofiledCriticalDow Chemical Co
Priority to ES515512ApriorityCriticalpatent/ES8400932A3/en
Publication of ES515512A0publicationCriticalpatent/ES515512A0/en
Publication of ES8400932A3publicationCriticalpatent/ES8400932A3/en
The process comprises continuous extrusion of a core of polymer material from an extruder. The core is then passed between two sheets of metal 0.051-0.51 mm thick. - The three layers then run between two laminating rollers, for heating and pressurising to bond them together.