Process for treating silica-filled polyamide by impregnation in supercritical CO2
AssigneeCommissariat A L'energie Atomique Et Aux Energies Alternatives
InventorsOlivier Poncelet, Daniel Getto
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Abstract
The present invention relates to a process for treating a polyamide-based material comprising silica fibers and/or fillers, by impregnation with at least one hydrophobic additive in supercritical CO2. The invention also relates to a polyamide-based material comprising silica fibers and/or fillers and impregnated with at least one hydrophobic additive, obtained via such a process, and to the use thereof as an electrically insulating component in an electrical device, in particular in a circuit breaker.
Claims21
A process for treating a polyamide-based material comprising silica fibers and/or fillers, the process comprising impregnating the polyamide-based material with at least one hydrophobic additive in supercritical CO2.
Dependencies are inferred from the claim text.