Patents Represented by Attorney Pamela J. Cubelo

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  • Fuel cell component sealant
    Patent number: 5110691
    Abstract: A butyl rubber/ethylene propylene latex sealant for use in fuel cells is disclosed. The sealant is comprised of between about 50 wt % and about 99 wt % butyl rubber and about 10 wt % to about 50 wt % ethylene propylene latex. Conventional fillers can be added to the sealant to attain or enhance various properties such as: desired viscosity, specific gravity, stability, strength, oxidation resistance, and accelerated cure.
    Type: Grant
    Filed: January 16, 1991
    Date of Patent: May 5, 1992
    Assignee: International Fuel Cells Corporation
    Inventors: Myron Krasij, Paul R. Watson