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US 11,837,381 B2Granted
Method of manufacturing a fire-resistant and/or fire-retardant cable
AssigneeNexans
InventorsFranck Gyppaz, Thierry Auvray, Nicolas Estreboou
Life of this patent
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Abstract
A method of manufacturing a cable includes at least one elongated electrically conducting element and at least one composite layer surrounding the elongated electrically conducting element. The composite layer is obtained from at least one step of impregnation of a non-woven fibrous material with a geopolymer composition.
Claims15
A method of manufacturing a cable having at least one elongated electrically conducting element and at least one composite layer surrounding said elongated electrically conducting element, said method comprising the steps of:
- i) impregnating a non-woven fibrous material with a geopolymer composition, in order to form a tape impregnated with said geopolymer composition,
- ii) drying the impregnated tape obtained in step i), in order to form a dried impregnated tape, and
- iii) applying the dried impregnated tape obtained in step ii) around the cable comprising at least one elongated electrically conducting element, in order to form said at least one composite layer surrounding said elongated electrically conducting element.
Dependencies are inferred from the claim text.