Valve gasket
AssigneeValois SAS
InventorsSandrine Barranco, Patrice Leone
Life of this patent
Estimating the term…
Abstract
A valve gasket for sealing a fluid dispenser device comprising a valve, in particular a metering valve, mounted on a fluid reservoir, said gasket being characterized in that it comprises an alloy of vulcanized ethylene vinyl acetate (EVA) and/or of butyl (IIR) or of vulcanized halobutyl (CIIR or BIIR) with one or more materials selected from the group constituted by polyoctene ethylene (POE), ethylene propylene (EP), ethylene propylene diene monomer (EPDM) and chloroprene rubber (CR), all of these materials being vulcanized.
Claims12
A valve gasket for sealing a fluid dispenser device comprising a valve, in particular a metering valve, mounted on a fluid reservoir, said gasket being characterized in that it comprises an alloy of vulcanized ethylene vinyl acetate (EVA) and/or of butyl (IIR) or of vulcanized halobutyl (CIIR or BIIR) with one or more materials selected from the group constituted by polyoctene ethylene (POE), ethylene propylene (EP), ethylene propylene diene monomer (EPDM) and chloroprene rubber (CR), all of these materials being vulcanized.
A dispenser comprising valve gasket for sealing a fluid dispenser device, the gasket comprising an alloy of vulcanized ethylene vinyl acetate (EVA) or of butyl (IIR) or of vulcanized halobutyl (CIIR or BIIR) with one or more of the following vulcanized materials:
- polyoctene ethylene (POE), ethylene propylene (EP), ethylene propylene diene monomer (EPDM) and chloroprene rubber (CR).
Dependencies are inferred from the claim text.