Patents by Inventor Ramiro V. Ramoos

Ramiro V. Ramoos 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).

  • Composition for plastic article with unitarily molded foam layer
    Patent number: 4879138
    Abstract: A moldable and foamable thermoplastic composition comprising a major portion of moldable polypropylene resin; from about 1.25 to about 6 parts per hundred of resin (pphr) foam concentrate; from about 0.15 to about 1 pphr calcium carbonate; from about 0.03 to about 0.15 pphr amorphous silicon dioxide; from about 0.1 to about 0.4 pphr lubricant selected from the group consisting of synthetic waxes and distilled monoglycerides; from about 0.1 to about 0.4 pphr lubricant selected from the group consisting of N,N'-dioleoylethylenediamine and calcium stearoyl-2-lactylate; from about 0.15 to about 0.3 pphr unsaturated fatty monoamide; and from about 0.5 to about 2 pphr titanium dioxide concentrate.
    Type: Grant
    Filed: May 8, 1989
    Date of Patent: November 7, 1989
    Assignee: Permian Research Corporation
    Inventors: Marion Johnson, Granville J. Hahn, Ramiro V. Ramoos