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Muanyagipari Kutato Intezet
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Muanyagipari Kutato Intezet
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Publication of DE2228621A1publicationCriticalpatent/DE2228621A1/de
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
B29C44/30—Expanding the moulding material between endless belts or rollers
Landscapes
Extrusion Moulding Of Plastics Or The Like
(AREA)
Casting Or Compression Moulding Of Plastics Or The Like
(AREA)
DE197222286211971-06-211972-06-13Verfahren und vorrichtung zur kontinuierlichen herstellung von kunststoffstrukturschaumstoffen
PendingDE2228621A1
(de)
Vorrichtung zum Herstellen von Gegenständen aus einem thermoplastischen Kunststoff, die an wenigstens einer Seite eine ausgeprägt dreidimensional profilierte Oberfläche aufweisen
Verfahren und vorrichtung zur herstellung eines durch extrusion erhaltenen, eine vorbestimmte querschnittsform aufweisenden kunststoff-formkoerpers aus einem mit einer nicht poroesen, integralen haut ausgestatteten zellenfoermigen kern und nach dem verfahren und der vorrichtung hergestellter formkoerper