Depositing a structurally hard, wear resistant metal coating onto a substrate

    公开(公告)号:US10787743B2

    公开(公告)日:2020-09-29

    申请号:US15688337

    申请日:2017-08-28

    Inventor: Antonio Paesano

    Abstract: An example method of coating a substrate involves cleaning the substrate and, after cleaning the substrate, sensitizing the substrate using a sensitizing solution including tin chloride and hydrochloric acid. The method also involves, after sensitizing the substrate, activating the substrate in an activating solution including palladium chloride and hydrochloric acid. Further, the method involves subsequently neutralizing the substrate using a neutralizing solution including ammonium hydroxide. Still further, the method involves, after neutralizing the substrate, depositing an electroless nickel layer on the substrate. The method may then involve depositing an electrolytic nickel layer on top of the electroless nickel layer, and depositing an outer layer of metallic material, ceramic material, polymeric material, or any combination thereof on top of the electrolytic nickel layer.

    DEPOSITING A STRUCTURALLY HARD, WEAR RESISTANT METAL COATING ONTO A SUBSTRATE

    公开(公告)号:US20200255950A1

    公开(公告)日:2020-08-13

    申请号:US16863614

    申请日:2020-04-30

    Inventor: Antonio Paesano

    Abstract: An example method of coating a substrate involves cleaning the substrate and, after cleaning the substrate, sensitizing the substrate using a sensitizing solution including tin chloride and hydrochloric acid. The method also involves, after sensitizing the substrate, activating the substrate in an activating solution including palladium chloride and hydrochloric acid. Further, the method involves subsequently neutralizing the substrate using a neutralizing solution including ammonium hydroxide. Still further, the method involves, after neutralizing the substrate, depositing an electroless nickel layer on the substrate. The method may then involve depositing an electrolytic nickel layer on top of the electroless nickel layer, and depositing an outer layer of metallic material, ceramic material, polymeric material, or any combination thereof on top of the electrolytic nickel layer.

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