Patents by Inventor Ben J. Yau

Ben J. Yau 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).

  • Glass mat comprising textile and wool fibers
    Patent number: 4849281
    Abstract: A glass fibrous mat is disclosed which includes a blend of fibers comprising approximately 70-90%, by weight 6.5-13.0 micron in diameter wool fiber and approximately 10-30%, by weight, 7.5-13.5 micron in diameter, 1/8 to 1/2 inch in length textile glass fibers bonded together with a resin, binder material comprising a melamine cross-linked styrene-butadiene resin. The glass mat has been found to be highly satisfactory for use as an interlayer for compressible vinyl floor coverings.
    Type: Grant
    Filed: May 2, 1988
    Date of Patent: July 18, 1989
    Assignee: Owens-Corning Fiberglas Corporation
    Inventors: Ralph E. Brandon, Ben J. Yau, Gregory S. Helwig
  • Mat binders
    Patent number: 4609709
    Abstract: A glass fiber binder consisting of a urea-formaldehyde resin, a styrene-butadiene latex copolymer and a fully methylated melamine-formaldehyde copolymer.
    Type: Grant
    Filed: August 19, 1985
    Date of Patent: September 2, 1986
    Assignee: Owens-Corning Fiberglas Corporation
    Inventor: Ben J. Yau
  • Mat binders
    Patent number: 4560612
    Abstract: A glass fiber binder consisting of a urea-formaldehyde resin, a styrene-butadiene latex copolymer and a fully methylated melamine-formaldehyde copolymer.
    Type: Grant
    Filed: May 16, 1984
    Date of Patent: December 24, 1985
    Assignee: Owens-Corning Fiberglas Corporation
    Inventor: Ben J. Yau
  • Wet process mat binder
    Patent number: 4324833
    Abstract: A wet process mat binder comprising a phenolic resin, urea, melamine, starch and polyvinyl alcohol is disclosed. The pH of the formula is maintained at about 5.5.
    Type: Grant
    Filed: September 27, 1979
    Date of Patent: April 13, 1982
    Assignee: Owens-Corning Fiberglas Corporation
    Inventor: Ben J. Yau
  • Binder for glass fiber mat
    Patent number: 4255485
    Abstract: An aqueous binder composition suitable for bonding glass fibers in a porous random mat comprises a phenol-formaldehyde-urea condensate, starch, an emulsified thermoplastic resin, dimer acid, an emulsified oil and, optionally, an organosilane coupling agent. Such bonded mats are useful for impregnation or lamination with asphalt or resin compositions.
    Type: Grant
    Filed: November 8, 1979
    Date of Patent: March 10, 1981
    Assignee: Owens-Corning Fiberglas Corporation
    Inventor: Ben J. Yau