Agence Nationale De Valorisation De La Recherche (anvar)

Claude Huraux

Ai Bui

Jean Barge

Raymond Catte

Pierre Dejean

Gilbert Chapelet

Christian Mayoux

The invention relates to electrical insulators having increased resistance to partial discharges and electrical equipment comprising such electrical insulators. These electrical insulators are formed of a macromolecular material in which is incorporated a chelate which is a derivative of an organic compound of general formula: ##STR1## wherein: R is CH.sub.2 COOM or --OH,

Polymeric electrical insulators having increased resistance to partial

The invention relates to electrical insulators having increased resistance to partial discharges and electrical equipment comprising such electrical insulators. These electrical insulators are formed of a macromolecular material in which is incorporated a chelate of general formula: ##STR1## wherein: R.sub.1, R.sub.2 and R.sub.3 each represent hydrogen or a alkyl, aryl, or cycloalkyl group or a heterocyclic group containing a sulphur, oxygen or nitrogen atom, whereby said group or heterocyclic group may be substituted by one or more halogen atoms;

Electrical insulators having increased resistance to partial discharges

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Toulouse, France

Claude Huraux