Patents by Inventor You Gang LI

You Gang LI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240287696
    Abstract: The present invention relates to an electroplating bath comprising (A) an alkane sulfonic acid or alkanol sulfonic acid; (B) a soluble metal salt of alkane sulfonic acid or alkanol sulfonic acid; and (C) at least one additive selected from—polyether derivatives of formula (I),—sulfonated or sulfated polyether derivatives of formula (II) or—any combinations thereof, wherein the groups in formulae (I) and (II) are as defined in the description and claims. The present invention also relates to a process for refining metal and a process for controlling morphology of metal deposited on cathode in electrolytic refining of the metal, which comprise using the electroplating bath according to the present invention.
    Type: Application
    Filed: May 12, 2022
    Publication date: August 29, 2024
    Inventors: Si Jun ZHU, Jin Bo SONG, Jing Cheng XIA, Yong Ming CHEN, Cong CHANG, You Gang LI, Chang Liu XIANG, Sheng Hai YANG