Patents by Inventor Bruno Malhieuxe

Bruno Malhieuxe 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).

  • Low emission formaldehyde resin and binder for mineral fiber insulation
    Patent number: 6646094
    Abstract: A phenol-formaldehyde resole resin is prepared using a high level of catalyst at a polymerization temperature of about 63° C. The endpoint, measured by salt water tolerance, is selected so that the resulting resin has a water dilutability of 20:1 at neutral pH after storage for three weeks at a temperature of about 13° C., with a free phenol level of no more than 0.50 percent.
    Type: Grant
    Filed: December 17, 2001
    Date of Patent: November 11, 2003
    Assignees: CertainTeed Corporation, Borden Chemical, Inc.
    Inventors: Vinay Malhotra, Wayne Walliser, Susan G. Watson, Pierre C. Herault, Domenic Tessari, Philippe Espiard, Serge Tetart, Bruno Malhieuxe