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WebDefine permeation. permeation synonyms, permeation pronunciation, permeation translation, English dictionary definition of permeation. v. per·me·at·ed , per·me·at·ing , per·me·ates v. tr. 1. To pass through the openings or interstices of: liquid permeating a membrane. 2. To spread or flow... Webperméation - Définitions Français : Retrouvez la définition de perméation, ainsi que les expressions... - synonymes, homonymes, difficultés, citations. WebBreakthrough (permeation) resistance is related to temperature of the challenge material and the environment and thickness of the barrier. Therefore, higher than normal (25°C) temperatures will result in faster breakthrough. Use of thicker materials will increase time to breakthrough of the chemical. grether industries