Patents by Inventor Jinhuang Wu

Jinhuang Wu 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).

  • PVC foam
    Patent number: 6225365
    Abstract: PVC foam blown with a physical blowing agent comprising a gaseous HFC is provided.
    Type: Grant
    Filed: April 19, 2000
    Date of Patent: May 1, 2001
    Assignee: Atofina Chemicals, Inc.
    Inventors: Saeid Zerafati, Richard M. Crooker, Jinhuang Wu, Michael Q. Tran
  • 142b/124 blowing agent blends
    Patent number: 6136877
    Abstract: Nonflammable foam blowing agent blends of 142b or 124 are provided, as are polyol premixes and polyurethane foam compositions containing such blends.
    Type: Grant
    Filed: August 11, 1999
    Date of Patent: October 24, 2000
    Assignee: Elf Atochem North America, Inc.
    Inventor: Jinhuang Wu
  • 142b/124 blowing agent blends
    Patent number: 6117914
    Abstract: Nonflammable foam blowing agent blends of 142b or 124 are provided, as are polyol premixes and polyurethane foam compositions containing such blends.
    Type: Grant
    Filed: August 11, 1999
    Date of Patent: September 12, 2000
    Assignee: Elf Atochem North America, Inc.
    Inventor: Jinhuang Wu
  • Blowing agent blends
    Patent number: 5958992
    Abstract: Foam blowing agents blends of 10-90% of n- and/or i-pentane with 90-10% of 142b or 124 are provided, as are polyol premixes and polyurethane foam compositions containing such blends.
    Type: Grant
    Filed: November 24, 1998
    Date of Patent: September 28, 1999
    Assignee: Elf Atochem North America, Inc.
    Inventors: Jinhuang Wu, Douglas R. Dillon, Richard M. Crooker