Patents by Inventor Robert Lee Post

Robert Lee Post 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).

  • Acrylic film and acrylic backsheet prepared therefrom
    Patent number: 8278548
    Abstract: An acrylic film including from 70% to 99%, by weight based on the weight of the film, of a certain multi-stage acrylic polymer and from 1% to 20%, by weight based on the weight of the film, pigment is provided. Also provided is a method for forming the acrylic film, a backsheet for a photovoltaic array that includes the acrylic film and a polyester layer, and a method for forming the backsheet.
    Type: Grant
    Filed: December 23, 2009
    Date of Patent: October 2, 2012
    Assignee: Rohm and Haas Company
    Inventors: Hailan Guo, Matthieu Olivier Sonnati, Robert Lee Post, David Elmer Vietti
  • Acrylic film and acrylic backsheet prepared therefrom
    Publication number: 20100175737
    Abstract: An acrylic film including from 70% to 99%, by weight based on the weight of the film, of a certain multi-stage acrylic polymer and from 1% to 20%, by weight based on the weight of the film, pigment is provided. Also provided is a method for forming the acrylic film, a backsheet for a photovoltaic array that includes the acrylic film and a polyester layer, and a method for forming the backsheet.
    Type: Application
    Filed: December 23, 2009
    Publication date: July 15, 2010
    Inventors: Hailan Guo, Matthieu Olivier Sonnati, Robert Lee Post, David Elmer Vietti