Alcatel

Nexans

Friedemann Rous

Alfred Mehl

A cable wherein the sheathing contains at least two polymers, the adhesion capability of which is low when extruded in layers on to each other, and the sheathing has at least two adjacent layers, with the polymeric material of one layer being exclusively or predominantly the first polymer and the second layer including a mixture of both polymers.

Element with extruded sheathing

A nonflammable, halogen-free mixture for making thermoplastic polymer materials with increased heat resistance, particularly for manufacturing electrical and optical cables and lines. The mixture comprises: a block or randon block copolymer of polypropylene; a salt of a metal selected from the group consisting of Group II, II and II metals; a metal hydroxide; a silicone material-selected from the group silicone oil, silicone rubber, and combinations thereof.

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Bayreuth, Germany

Friedemann Rous