Mulitlayer thermoplastic structure for gas tank

This invention relates to a multiple layer thermoplastic structure, use of the said structure for manufacturing a tank, and a tank comprising the said structure. Multi-layer thermoplastic structure of the said invention comprising at least one layer composed of an ethylene-vinyl alcohol copolymer wi...

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Bibliographische Detailangaben
Hauptverfasser:	MAZABRAUD PHILIPPE, ICARD BEATRICE, JOUSSE FRANCK
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS INVEHICLES ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OFTRANSMISSIONS IN VEHICLES ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GASEXHAUST OR FUEL SUPPLY OF PROPULSION UNITS, IN VEHICLES AUXILIARY DRIVES FOR VEHICLES BLASTING FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED,LIQUEFIED, OR SOLIDIFIED GASES FIXED-CAPACITY GAS-HOLDERS HEATING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS INSTRUMENTATION OR DASHBOARDS FOR VEHICLES LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM LIGHTING MECHANICAL ENGINEERING PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS STORING OF DISTRIBUTING GASES OR LIQUIDS TRANSPORTING VEHICLES IN GENERAL VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED ORSOLIDIFIED GASES WEAPONS WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	This invention relates to a multiple layer thermoplastic structure, use of the said structure for manufacturing a tank, and a tank comprising the said structure. Multi-layer thermoplastic structure of the said invention comprising at least one layer composed of an ethylene-vinyl alcohol copolymer with a density of between 0.94 and 1.4, and a melt flow index of between 1.3 and 4.2 g/10 minutes at a temperature between 170 and 240° C. It is used for manufacturing gas tanks.