Patents by Inventor Renyi Wang

Renyi Wang 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 OF FLUXING USING A FLUXING COMPOSITION CONTAINING COMPOUNDS WITH AN AROMATIC RING AND NO IMINO GROUP
    Publication number: 20080023108
    Abstract: A method for fluxing a solder comprises applying to the solder a fluxing agent in which the fluxing agent is a compound having (i) an aromatic ring, (ii) at least one —OH, —NHR (where R is hydrogen or lower alkyl), or —SH group (iii) an electron-withdrawing or electron-donating substituent on the aromatic ring, and (iv) no imino group.
    Type: Application
    Filed: October 16, 2007
    Publication date: January 31, 2008
    Applicant: NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATION
    Inventors: RENYI WANG, ZHEN LIU, LIRONG BAO, TRANG TRAN, OSAMA MUSA
  • Fluxing compositions
    Publication number: 20060272747
    Abstract: A fluxing composition comprises a fluxing agent in which the fluxing agent is a compound having (i) an aromatic ring, (ii) at least one —OH, —NHR (where R is hydrogen or lower alkyl), or —SH group (iii) an electron-withdrawing or electron-donating substituent on the aromatic ring, and (iv) no imino group.
    Type: Application
    Filed: June 3, 2005
    Publication date: December 7, 2006
    Inventors: Renyi Wang, Zhen Liu, Lirong Bao, Trang Tran, Osama Musa
  • Curable compounds containing reactive groups: triazine/isocyanurates, cyanate esters and blocked isocyanates
    Patent number: 7057264
    Abstract: This invention is directed to compounds that can be used as antioxidants for exposed metal surfaces, and also as adhesion promoters for adhesive, coating or encapsulant resins that are applied to the metal substrates. These compounds include triazine or isocyanurate compounds bearing reactive or polymerizable functional groups, polyfunctional cyanate esters, and polyfunctional blocked-isocyanates.
    Type: Grant
    Filed: October 18, 2002
    Date of Patent: June 6, 2006
    Assignee: National Starch and Chemical Investment Holding Corporation
    Inventors: Renyi Wang, Bing Wu, Harry Richard Kuder
  • Curable compounds containing reactive groups: triazine/isocyanurates, cyanate esters and blocked isocyanates
    Publication number: 20040075161
    Abstract: This invention is directed to compounds that can be used as antioxidants for exposed metal surfaces, and also as adhesion promoters for adhesive, coating or encapsulant resins that are applied to the metal substrates. These compounds include triazine or isocyanurate compounds bearing reactive or polymerizable functional groups, polyfunctional cyanate esters, and polyfunctional blocked-isocyanates.
    Type: Application
    Filed: October 18, 2002
    Publication date: April 22, 2004
    Inventors: Renyi Wang, Bing Wu, Harry Richard Kuder