Powder for an electrically insulating coating
AssigneeArkema France
InventorsSantiago Carreras, Jean-Yves Loze
Life of this patent
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Abstract
The invention relates to the use of a powder comprising at least one polyamide and at least one epoxy resin for producing an electrically insulating coating on a surface. The invention also relates to an electricity transmitting component at least partially covered with a coating that can be obtained by melting such a powder.
Claims16
An electricity transmitting component at least partially covered with a coating that can be obtained by melting a powder comprising at least one polyamide and at least one epoxy resin,
- wherein the epoxy resin is selected from the group consisting of sulfonamide epoxy resins, bisphenol A diglycidyl ethers, bisphenol F diglycidyl esters, novolac resin glycidyl ethers, novolac cresol epoxy resins, novolac phenolic epoxy resins, novolac alkylphenolic epoxy resins, hydrogenated bisphenol A diglycidyl ethers, hydrogenated bisphenol AD diglycidyl ethers, diglycidyl ethers of a polyol, epoxy resins obtained by reaction of an aliphatic or aromatic carboxylic acid with epichlorohydrin, epoxy resins obtained by reaction of an aliphatic or aromatic amine with epichlorohydrin, heterocyclic epoxy resins, and epoxy resins containing a spiro nucleus,
- wherein the powder comprises from 50 to 99.5% by weight of the at least one polyamide and from 0.5 to 50% by weight of the at least one epoxy resin.
An electricity transmitting component at least partially covered with a coating that can be obtained by melting a powder comprising a polyamide and a sulfonamide epoxy resin.
Dependencies are inferred from the claim text.