Patents by Inventor Xijin Pan

Xijin Pan 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).

  • Method for surface treating conductive copper powder with a treating agent and coupler
    Patent number: 5372749
    Abstract: A method for surface treating conductive copper powder comprises dispersing pure copper powder or silver-coated copper powder in a solution of coupling agent selected from the group consisting of silane, titanate, aluminate and zirconate and a ZB-3 treating agent which is the reaction products of peanut oil fatty acids, boric acid and triethanolamine in a molar ratio of 1:1:2 in an organic solvent, the total amount of the coupling agent and ZB-3 treating agent being controlled in the range of from 0.1% to 10%, based on the weight of the copper powder, filtering after 1 hour standing and drying at 40.degree.-60.degree. C. under vacuum.
    Type: Grant
    Filed: March 18, 1993
    Date of Patent: December 13, 1994
    Assignee: Beijing Technology of Printing Research Institute Chinese
    Inventors: Jiang Li, Xijin Pan, Shoudong You, Shixiong Huang