Gas filtration structure and method for filtering gas

    公开(公告)号:US10668429B2

    公开(公告)日:2020-06-02

    申请号:US16008763

    申请日:2018-06-14

    Abstract: A method for filtering gas includes providing a gas filtration structure, and the gas filtration structure includes a porous support and a first gas filtration film pair on the porous support, wherein the first gas filtration film pair includes a first hydrogen permeation layer and a first calcinated layered double hydroxide (c-LDH) layer, and the first hydrogen permeation layer is disposed between the porous support and the first c-LDH layer. The method also provides a hydrogen-containing mixture gas over the first gas filtration film pair, and collects hydrogen under the porous support.

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