Patents by Inventor Keith Trapp

Keith Trapp 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).

  • Polyethylene films
    Publication number: 20050153148
    Abstract: A film comprising a polyethylene composition, the polyethylene composition in one embodiment comprising a high molecular weight component having a weight average molecular weight of greater than 50,000 amu and a low molecular weight component having a weight average molecular weight of less than 50,000 amu; the polyethylene composition possessing a density of between 0.940 and 0.970 g/cm3, and an I21 value of less than 20 dg/min; characterized in that the polyethylene composition extrudes at an advantageously high specific throughput at an advantageously low melt temperature, and wherein the film has a gel count of less than 100.
    Type: Application
    Filed: December 9, 2004
    Publication date: July 14, 2005
    Inventors: Porter Shannon, Rakesh Kumar, Pradeep Shirodkar, Fred Ehrman, Mark Davis, Keith Trapp, Dongming Li
  • Polyethylene films
    Publication number: 20050154168
    Abstract: A film comprising a polyethylene composition, the polyethylene composition in one embodiment comprising a high molecular weight component having a weight average molecular weight of greater than 50,000 amu and a low molecular weight component having a weight average molecular weight of less than 50,000 amu; the polyethylene composition possessing a density of between 0.940 and 0.970 g/cm3, and an I21 value of less than 20 dg/min; characterized in that the polyethylene composition extrudes at an advantageously high specific throughput at an advantageously low melt temperature, and wherein the film has a gel count of less than 100.
    Type: Application
    Filed: December 9, 2004
    Publication date: July 14, 2005
    Inventors: Porter Shannon, Rakesh Kumar, Pradeep Shirodkar, Fred Ehrman, Mark Davis, Keith Trapp, Dongming Li