Electrical Insulation Composition Comprising Carbon-Based Nanoparticles
AssigneeNKT HV Cables AB
InventorsMikael Unge, Richard Olsson, Mattias Marklund
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Abstract
An electrical insulation composition having a polymeric matrix and carbon black nanoparticles dispersed therein, wherein the carbon black nanoparticles have a surface area in the range of 200-1250 m2/g, a particle size of 400 nm or less and are present in an amount of 0.001-1 wt. % based on the dry weight of the electrical insulation composition.
Claims20
An electrical insulation composition comprising a polymeric matrix and carbon black nanoparticles dispersed therein, wherein the carbon black nanoparticles have a surface area in the range of 200-1250 m2/g, a particle size of 400 nm or less and are present in an amount of 0.001-1 wt. % based on the dry weight of the electrical insulation composition.
A use of an electrical insulation composition comprising a polymeric matrix and carbon black nanoparticles dispersed therein, wherein the carbon black nanoparticles have a surface area in the range of 200-1250 m2/g, a particle size of 400 nm or less and are present in an amount of 0.001-1 wt. % based on the dry weight of the electrical insulation composition in an insulation layer of a high voltage direct current power cable.
A high voltage direct current power cable comprising:
- a. a conductor;
- and
- b. an insulation layer having an electrical insulation composition having a polymeric matrix and carbon black nanoparticles dispersed therein, wherein the carbon black nanoparticles have a surface area in the range of 200-1250 m2/g, a particle size of 400 nm or less and are present in an amount of 0.001-1 wt. % based on the dry weight of the electrical insulation composition.
Dependencies are inferred from the claim text.