Patents by Inventor Michael Eugene Donelson

Michael Eugene Donelson 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).

  • Publication number: 20230250263
    Abstract: Disclosed is a plasticized cellulose ester composition. The plasticized cellulose ester composition of the present invention includes at least one cellulose ester and a plasticizer system. The plasticizer system includes epoxidized bio-derived oil in an amount of from 2% to 32% by weight based on the total weight of the plasticizer system. Flooring articles with at least one layer formed from the composition are also described.
    Type: Application
    Filed: June 3, 2021
    Publication date: August 10, 2023
    Applicant: Eastman Chemical Company
    Inventors: Robert Erik Young, Michael Eugene Donelson
  • Publication number: 20230220186
    Abstract: Disclosed is a plasticized cellulose ester composition. The plasticized cellulose ester composition of the present invention includes a plasticized cellulose ester and an effective amount of an inorganic rheological modifier having a refractive index that differs from the refractive index of said plasticized cellulose ester an amount no more than 0.03 refractive index units. Related articles are also described.
    Type: Application
    Filed: June 3, 2021
    Publication date: July 13, 2023
    Applicant: Eastman Chemical Company
    Inventors: Robert Erik Young, Michael Eugene Donelson
  • Publication number: 20230203281
    Abstract: Disclosed is a cellulose ester-based composition, The cellulose ester-based composition of the present invention includes comprising at least 51% by weight cellulose ester based on the total weight of polymer in the composition and polyvinyl acetal. Related calendered articles and flooring articles are also described.
    Type: Application
    Filed: June 3, 2021
    Publication date: June 29, 2023
    Applicant: Eastman Chemical Company
    Inventors: Michael Eugene Donelson, Robert Erik Young
  • Patent number: 11655309
    Abstract: A shaped article comprising a polymer-based resin derived from cellulose, wherein the polymer-based resin has an HDT of at least 95° C., a bio-derived content of at least 20 wt %, a notched izod impact strength of greater than 80 J/m and at least one of the following properties chosen from: flexural modulus of greater than 1900 MPa; a spiral flow length or at least 3.0 cm; a flex creep deflection of less than 12 mm; a transmission of at least 70%; a ?E value of less than 25; or an L* color of at least 85.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: May 23, 2023
    Assignee: Eastman Chemical Company
    Inventors: Wenlai Feng, Haining An, Michael Eugene Donelson, Thomas Joseph Pecorini, Robert Ellis McCrary, Douglas Weldon Carico, Spencer Allen Gilliam
  • Publication number: 20230045673
    Abstract: Thermoformable and biodegradable cellulose acetate compositions comprising at least one cellulose acetate at least one plasticizer, and at least one additional component chosen from a filler, additive, biodegradable polymer, stabilizer, or odor modifier are disclosed. The compositions are formed into films, sheets, and articles.
    Type: Application
    Filed: January 20, 2021
    Publication date: February 9, 2023
    Applicant: Eastman Chemical Company
    Inventors: Elizabeth Kathleen Michael-Sapia, Haining An, Michael John Rodig, Michael Eugene Donelson, Kevin Michael Cable, Jos Simon De Wit, Mounir Izallalen, Koushik Ghosh, Stephanie Kay Clendennen
  • Patent number: 11555100
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one polymeric aliphatic polyester (PAP), and optionally at least one impact modifier and/or at least one monomeric plasticizer. Processes for producing the cellulose ester compositions as well as articles made using these compositions are also provided.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: January 17, 2023
    Assignee: Eastman Chemical Company
    Inventors: Haining An, Wenlai Feng, Michael Eugene Donelson, Thomas Joseph Pecorini
  • Publication number: 20220363857
    Abstract: Cellulose ester compositions for expanded foam applications are provided. Specifically, production of melt processed cellulose esters has historically been limited to standard extrusion, molding and solvent casting methods. A combination of cellulose ester formulation and selected blowing agents have been found to produce articles of good density and good dimensional stability for an expanded foam process using conventional polystyrene processing equipment.
    Type: Application
    Filed: September 24, 2020
    Publication date: November 17, 2022
    Applicant: Eastman Chemical Company
    Inventors: Michael Eugene Donelson, David Wayne Compton, Marcus David Shelby, Carlo Anthony Testa
  • Publication number: 20220227892
    Abstract: A process for preparing a recycle content cellulose ester and a recycle content cellulose ester composition comprising at least one cellulose ester having at least one substituent on an anhydroglucose unit (AU) derived from a recycle ethylene composition are provided.
    Type: Application
    Filed: May 22, 2020
    Publication date: July 21, 2022
    Applicant: Eastman Chemical Company
    Inventors: David Eugene Slivensky, Daryl Bitting, Kenny Randolph Parker, Michael Gary Polasek, William Lewis Trapp, Xianchun Wu, Wenlai Feng, Thomas Joseph Pecorini, Michael Eugene Donelson, Haining An
  • Patent number: 11351758
    Abstract: An interlayer structure having a cellulose ester layer for use in bilayer laminates is described herein. The cellulose ester layer provides rigidity and support to multilayer interlayers comprising an array of different layers. Due to the diverse properties of the cellulose ester layers, the present interlayers can be useful in producing structural laminates having high stiffness and which possess good optical clarity for a variety of applications, including outdoor structural applications and HMI devices.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: June 7, 2022
    Assignee: Solutia Inc.
    Inventors: Aristotelis Karagiannis, Michael Eugene Donelson, Khanh Duc Tran, Bruce Edward Wade, Laura Bauerle Weaver
  • Publication number: 20220163697
    Abstract: Provided is an optically clear protective cover plate for Human Machine Interface (HMI) touch panel displays wherein the cover plate is formed from a thermoplastic polymer comprising a high melt flow polycarbonate. The polycarbonate is characterized by a melt flow rate (MFR), or melt flow index (MFI), of between about 60 and about 80 g/10 min (ASTM D-1238, 300?C/1.2 kg).
    Type: Application
    Filed: March 25, 2020
    Publication date: May 26, 2022
    Applicant: Eastman Chemical Company
    Inventors: Marcus David Shelby, Robert E. McCrary, Thomas Joseph Pecorini, Michael Gage Armstrong, Douglas Weldon Carico, Michael Eugene Donelson
  • Publication number: 20220025158
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one impact modifier and optionally at least one plasticizer. Processes for producing the cellulose ester compositions as well as articles made using these compositions, such as eyeglass frames, automotive parts, and toys are also provided.
    Type: Application
    Filed: October 4, 2021
    Publication date: January 27, 2022
    Applicant: Eastman Chemical Company
    Inventors: Wenlai Feng, Thomas Joseph Pecorini, Michael Eugene Donelson, Haining An
  • Patent number: 11230635
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one impact modifier and optionally at least one plasticizer. Processes for producing the cellulose ester compositions as well as articles made using these compositions, such as eyeglass frames, automotive parts, and toys are also provided.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: January 25, 2022
    Assignee: Eastman Chemical Company
    Inventors: Wenlai Feng, Thomas Joseph Pecorini, Michael Eugene Donelson, Haining An
  • Patent number: 11198782
    Abstract: This disclosure pertains to novel polyvinyl chloride compositions containing polyvinyl chloride resins, polycarbonate resins and copolyester resins. More particularly, the present disclosure pertains to polyvinyl chloride compositions including admixtures of polycarbonates and high glass transition temperature (Tg) copolyesters to increase the Tg and the heat distortion temperature under load (HDTUL) of the polyvinyl chloride compositions.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: December 14, 2021
    Assignee: Eastman Chemical Company
    Inventors: Robert Erik Young, Mark Allan Treece, Michael Eugene Donelson
  • Patent number: 11198781
    Abstract: This disclosure pertains to novel polyvinyl chloride compositions containing polyvinyl chloride resins, polycarbonate resins and copolyester resins. More particularly, the present disclosure pertains to polyvinyl chloride compositions including admixtures of polycarbonates and high glass transition temperature (Tg) copolyesters to increase the Tg and the heat distortion temperature under load (HDTUL) of the polyvinyl chloride compositions.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: December 14, 2021
    Assignee: Eastman Chemical Company
    Inventors: Robert Erik Young, Mark Allan Treece, Michael Eugene Donelson
  • Publication number: 20210261759
    Abstract: A composition is provided comprising a cellulose ester component that comprises at least one cellulose ester; and an elastomeric component that comprises at least one elastomer, where the elastomeric component comprises 30 wt % or more of the composition, and where the composition is thermoplastic. Processes for producing the compositions as well as articles made using these compositions, such as automotive interior components, are also provided.
    Type: Application
    Filed: July 17, 2019
    Publication date: August 26, 2021
    Applicant: Eastman Chemical Company
    Inventors: Brandon Robert Williamson, Laura Bauerle Weaver, JingJing Xu, Michael Eugene Donelson
  • Patent number: 11034820
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one ethylene vinyl acetate copolymer and optionally at least one plasticizer. Processes for producing the cellulose ester compositions as well as articles made using these compositions, such as eyeglass frames, automotive parts, and toys are also provided.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: June 15, 2021
    Assignee: Eastman Chemical Company
    Inventors: Haining An, Michael Eugene Donelson, Wenlai Feng, Thomas Joseph Pecorini, Michael John Rodig, Marcus David Shelby
  • Patent number: 10919984
    Abstract: An injection molded article comprising a thin-walled body portion formed from a polymer-based resin derived from cellulose, wherein the thin-walled body portion comprises: i. a gate position; ii. a last fill position; iii. a flow length to wall thickness ratio greater than or equal to 100, wherein the flow length is measured from the gate position to the last fill position; and iv. a wall thickness less than or equal to about 2 mm; and wherein the polymer-based resin has an HDT or at least 95° C., a bio-derived content of at least 20 wt %, and a spiral flow length of at least 3.0 cm, when the polymer-based resin is molded with a spiral flow mold with the conditions of a barrel temperature of 238° C., a melt temperature of 246° C., a molding pressure of 13.8 MPa, a mold thickness of 0.8 mm, and a mold width of 12.7 mm.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: February 16, 2021
    Assignee: Eastman Chemical Company
    Inventors: Wenlai Feng, Haining An, Michael Eugene Donelson, Thomas Joseph Pecorini, Robert Ellis McCrary, Douglas Weldon Carico, Spencer Allen Gilliam
  • Publication number: 20200399446
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester, at least one polymeric aliphatic polyester, at least one impact modifier, and at least one monomeric plasticizer. Processes for producing the cellulose ester compositions as well as articles made using these compositions, such as eyeglass or sunglass frames and/or lenses, are also provided.
    Type: Application
    Filed: February 13, 2019
    Publication date: December 24, 2020
    Applicant: Eastman Chemical Company
    Inventors: Haining An, Wenlai Feng, Michael Eugene Donelson, Thomas Joseph Pecorini
  • Publication number: 20200399445
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one polymeric aliphatic polyester (PAP), and optionally at least one impact modifier and/or at least one monomeric plasticizer. Processes for producing the cellulose ester compositions as well as articles made using these compositions are also provided.
    Type: Application
    Filed: February 13, 2019
    Publication date: December 24, 2020
    Applicant: Eastman Chemical Company
    Inventors: Haining An, Wenlai Feng, Michael Eugene Donelson, Thomas Joseph Pecorini
  • Patent number: 10836835
    Abstract: Regioselectively substituted cellulose esters having a plurality of aryl-acyl substituents and a plurality of alkyl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in optical films, such as optical films having certain Nz values, ?A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: November 17, 2020
    Assignee: Eastman Chemical Company
    Inventors: Charles Michael Buchanan, Michael Eugene Donelson, Elizabeth Guzman-Morales, Peter Borden Mackenzie, Bin Wang