
{"publication_number": "US-6555243-B2", "abstract": "thermoplastic multilayer composite , particularly in the form of a multilayer hose , a multilayer pipe or a multilayer container , containing at least one intermediate layer made of a molding compound on the basis of ethylene / vinyl alcohol copolymers between layers made of molding compounds on the basis of polyamide , the intermediate layer being bonded via at least one adhesion - promoting layer made of a molding compound on the basis of polyamide selected from the group of copolyamide 6 / 12 , block copolyamide 6 / 12 , polyamide 612 , polyamide 610 , a mixture of polyamide 6 and polyamide 12 with compatibilizer , a mixture of polyamide 6 and polyamide 11 with compatibilizer , with at least one neighboring layer made of a molding compound on the basis of polyamide 12 , polyamide 11 , polyamide 1010 , polyamide 1012 , or polyamide 1212 .", "application_number": "US-86247601-A", "description": "frequently , fuel lines for automobiles have dimensions of 8 \u00d7 1 mm , i . e ., 8 mm outer diameter and a wall thickness of 1 mm . a preferred fuel line according to the invention is now built up as follows , for instance , without being limited to this structure : a : inner layer consisting of a molding compound on the basis of polyamide 6 ; 0 . 2 to 0 . 7 mm thick , b : barrier and dissolution inhibitor layer consisting of a molding compound on the basis of an ethylene / vinyl alcohol copolymer ; 0 . 1 to 0 . 3 mm thick , c : adhesion - promoting intermediate layer on the basis of a molding compound of polyamide , selected from the group of copolyamide { fraction ( 6 / 12 )