Patents Examined by Randy P Gulakowksi
  • Processing aids for use in manufacture extruded polystyrene foams using low global warming potential blowing agents
    Patent number: 10676581
    Abstract: A foamable polymeric mixture is provided that includes a polymer composition and at least one blowing agent. The blowing agent may comprise any blowing agents known not to deplete the ozone or increase the prevalence of global warming, such as CO2, HFO, HFC and mixtures thereof. The foamable polymeric mixture may further includes at least one processing aid comprising an organic phase changing material. The inventive foamable mixture is capable of processing at a pressure range of 800 to 1200 psi (5.5 to 8.3 MPa).
    Type: Grant
    Filed: October 4, 2017
    Date of Patent: June 9, 2020
    Assignee: Owens Corning Intellectual Capital, LLC
    Inventors: Xiangmin Han, Raymond Marshall Breindel, S. Thomas Brammer, Yadollah Delaviz, Chase J. Boudreaux, Barbara Fabian, Nikoi Annan