Patents by Inventor Jayna Brown

Jayna Brown 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).

  • High Melt Strength Polystyrene Compositions and Methods of Making and Using Same
    Publication number: 20230365773
    Abstract: A method of making foamed styrenic copolymer comprising reacting the styrenic copolymer with an ionomer to form a composition; and contacting a blowing agent with the composition to form the foamed styrenic polymer. An article formed from a composition comprising a styrenic copolymer, an ionomer and a blowing agent.
    Type: Application
    Filed: May 13, 2022
    Publication date: November 16, 2023
    Inventors: Jayna Brown, Fengkui LI, Wyman Stephens
  • Pre-dried polystyrene/alumina compound for foam extrusion
    Patent number: 11639429
    Abstract: A polystyrene (PS) composition for making an extruded foam, the PS composition comprising: a dried PS/alumina compound comprising a PS and an alumina additive, wherein the dried PS/alumina compound has a moisture content, measured by Coulometer, that is less than or equal to about 0.05 weight percent (wt %); and a blowing agent.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: May 2, 2023
    Assignee: FINA TECHNOLOGY, INC.
    Inventors: Fengkui Li, Jayna Brown, Jon David Tippet, Kenneth P. Blackmon, David W. Knoeppel, John R. Gaustad, Wyman T. Stephens, Ying Wang
  • Polystyrene compositions for foam extrusion
    Patent number: 11414529
    Abstract: A polystyrene (PS) composition for making an extruded foam, the PS composition comprising polystyrene, a blowing agent, and an additive selected from glycerol monostearate (GMS), glycerol tri-stearate (GTS), mineral oil (MO), epoxidized soy oil (ESO), epoxidized polybutadiene, or combinations thereof. Methods of producing a low density polystyrene (PS) foam are also provided.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: August 16, 2022
    Assignee: FINA TECHNOLOGY, INC.
    Inventors: Fengkui Li, Jayna Brown, Ying Wang, Wyman T. Stephens
  • Extruded Non-Crosslinked Polyethylene Foam
    Publication number: 20210395480
    Abstract: Disclosed is an extruded non-crosslinked polyethylene foam containing a metallocene polyethylene, a density of 0.35 g/cc or less, and a closed cell content higher than 70%, methods of making the extruded non-crosslinked polyethylene foam and articles containing the extruded non-crosslinked polyethylene foam.
    Type: Application
    Filed: June 16, 2021
    Publication date: December 23, 2021
    Inventors: Jayna Brown, Leonardo Cortes Rodriguez, Fengkui Li
  • PRE-DRIED POLYSTYRENE/ALUMINA COMPOUND FOR FOAM EXTRUSION
    Publication number: 20210040286
    Abstract: A polystyrene (PS) composition for making an extruded foam, the PS composition comprising: a dried PS/alumina compound comprising a PS and an alumina additive, wherein the dried PS/alumina compound has a moisture content, measured by Coulometer, that is less than or equal to about 0.05 weight percent (wt %); and a blowing agent.
    Type: Application
    Filed: August 4, 2020
    Publication date: February 11, 2021
    Inventors: Fengkui Li, Jayna Brown, Jon David Tippet, Kenneth P. Blackmon, David W. Knoeppel, John R. Gaustad, Wyman T. Stephens, Ying Wang
  • POLYSTYRENE COMPOSITIONS FOR FOAM EXTRUSION
    Publication number: 20190390026
    Abstract: A polystyrene (PS) composition for making an extruded foam, the PS composition comprising polystyrene, a blowing agent, and an additive selected from glycerol monostearate (GMS), glycerol tri-stearate (GTS), mineral oil (MO), epoxidized soy oil (ESO), epoxidized polybutadiene, or combinations thereof. Methods of producing a low density polystyrene (PS) foam are also provided.
    Type: Application
    Filed: June 21, 2018
    Publication date: December 26, 2019
    Inventors: Fengkui Li, Jayna Brown, Ying Wang, Wyman T. Stephens