Patents by Inventor Arthur A. Arena

Arthur A. Arena 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).

  • Flame retardant polypropylene composition
    Patent number: 5420183
    Abstract: The invention provides a substantially uniformly blended, flame retardant polypropylene composition and an extruded polypropylene sheet which comprises a polypropylene polymer, the bis(2,3-dibromopropylether) of tetrabromobisphenol A, antimony trioxide, titanium dioxide, calcium sulfate and distearyl pentaerythritol diphosphite. The invention further provides a method for producing such a polypropylene sheet material by forming a substantially uniform physical blend of the above components; drying the blend; heating the blend at a temperature above its melting point to form a melt of the blend components while mixing the melt; and extruding the blend through a sheet forming die and highly polished rollers.
    Type: Grant
    Filed: July 6, 1993
    Date of Patent: May 30, 1995
    Assignee: HPG International, Inc.
    Inventors: Arthur A. Arena, Parvin Sawhney
  • Method of sterilizing medical grade film
    Patent number: 5011660
    Abstract: A medical grade film, a method of sterilizing a medical grade film and the sterilized medical grade film produced thereby, wherein the film contains a vinyl chloride resin, such as PVC, and barium sulfate. The film can be sterilized by exposure to gamma radiation of one to five megarads without any color change. Electron beam radiation may also be employed.
    Type: Grant
    Filed: November 28, 1988
    Date of Patent: April 30, 1991
    Assignee: Huls America Inc.
    Inventor: Arthur A. Arena
  • Medical grade film and method of sterilizing the same and sterilized medical grade film
    Patent number: 4839233
    Abstract: A medical grade film, a method of sterilizing a medical grade film and the sterilized medical grade film produced thereby, wherein the film contains a vinyl chloride resin, such as PVC, and barium sulfate. The film can be sterilized by exposure to gamma radiation of one to five megarads without any color change. Electron beam radiation may also be employed.
    Type: Grant
    Filed: April 10, 1987
    Date of Patent: June 13, 1989
    Assignee: Huls America, Inc.
    Inventor: Arthur A. Arena