Patents by Inventor Christopher M. Slone

Christopher M. Slone 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).

  • Dissolving wood pulps and methods of making and using the same
    Patent number: 11661704
    Abstract: This disclosure relates to methods of making novel dissolving wood pulps by processes comprising acid prehydrolysis, pulping, and a multi-stage bleaching process comprising oxidation with a catalyst and peroxide under acidic conditions, as well as to products made therefrom having a combination of medium-purity, low viscosity, and improved reactivity, filterability, and/or clogging that can be used as a substitute for traditional high-purity dissolving pulps in a wide variety of applications.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: May 30, 2023
    Assignee: GP Cellulose GmbH
    Inventors: Arthur James Nonni, Charles E. Courchene, Harry R. Bartges, James M. Keough, William A. Howell, Jeremy M. Carter, Blair R. Carter, Christopher M. Slone, Philip A. Powers, Steven T. Haywood
  • NOVEL DISSOLVING WOOD PULPS AND METHODS OF MAKING AND USING THE SAME
    Publication number: 20210355635
    Abstract: This disclosure relates to methods of making novel dissolving wood pulps by processes comprising acid prehydrolysis, pulping, and a multi-stage bleaching process comprising oxidation with a catalyst and peroxide under acidic conditions, as well as to products made therefrom having a combination of medium-purity, low viscosity, and improved reactivity, filterability, and/or clogging that can be used as a substitute for traditional high-purity dissolving pulps in a wide variety of applications.
    Type: Application
    Filed: July 29, 2021
    Publication date: November 18, 2021
    Inventors: Arthur James NONNI, Charles E. COURCHENE, Harry R. BARTGES, James M. KEOUGH, William A. HOWELL, Jeremy M. CARTER, Blair R. CARTER, Christopher M. SLONE, Philip A. POWERS, Steven T. HAYWOOD
  • Dissolving wood pulps and methods of making and using the same
    Patent number: 11105042
    Abstract: This disclosure relates to methods of making novel dissolving wood pulps by processes comprising acid prehydrolysis, pulping, and a multi-stage bleaching process comprising oxidation with a catalyst and peroxide under acidic conditions, as well as to products made therefrom having a combination of medium-purity, low viscosity, and improved reactivity, filterability, and/or clogging that can be used as a substitute for traditional high-purity dissolving pulps in a wide variety of applications.
    Type: Grant
    Filed: February 25, 2019
    Date of Patent: August 31, 2021
    Assignee: GP Cellulose GMBH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Harry R. Bartges, James M. Keough, William A. Howell, Jeremy M. Carter, Blair R. Carter, Christopher M. Slone, Philip A. Powers, Steven T. Haywood
  • Cellulose composite materials and methods of making and using the same
    Patent number: 10995155
    Abstract: The present disclosure provides a composite of (a) oxidized cellulose comprising at least one carboxyl and (b) at least one component selected from a diamine, a diol, or mixture thereof. This disclosure further relates to methods of making such composite materials and suitable uses thereof, including in fibers, fabrics, textiles, films, fillers, packaging materials, plastics, etc.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: May 4, 2021
    Assignee: GP CELLULOSE GMBH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Christopher M. Slone, Blair R. Carter, Anna L. Wells, James M. Keough
  • Use of surfactant to treat pulp and improve the incorporation of kraft pulp into fiber for the production of viscose and other secondary fiber products
    Patent number: 10407830
    Abstract: A surfactant treated bleached softwood kraft pulp fiber, useful as a starting material in the production of cellulose derivatives including cellulose ether, cellulose esters and viscose, is disclosed. Methods for making the kraft pulp fiber and products made from it are also described.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: September 10, 2019
    Assignee: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Christopher M. Slone, Philip R. Campbell, Steven C. Dowdle, Joel M. Engle
  • NOVEL DISSOLVING WOOD PULPS AND METHODS OF MAKING AND USING THE SAME
    Publication number: 20190264388
    Abstract: This disclosure relates to methods of making novel dissolving wood pulps by processes comprising acid prehydrolysis, pulping, and a multi-stage bleaching process comprising oxidation with a catalyst and peroxide under acidic conditions, as well as to products made therefrom having a combination of medium-purity, low viscosity, and improved reactivity, filterability, and/or clogging that can be used as a substitute for traditional high-purity dissolving pulps in a wide variety of applications.
    Type: Application
    Filed: February 25, 2019
    Publication date: August 29, 2019
    Inventors: Arthur J. Nonni, Charles E. Courchene, Harry R. Bartges, James M. Keough, William A. Howell, Jeremy M. Carter, Blair R. Carter, Christopher M. Slone, Philip A. Powers, Steven T. Haywood
  • Softwood kraft fiber having improved whiteness and brightness and methods of making and using the same technical field
    Patent number: 10294613
    Abstract: A bleached softwood kraft pulp fiber with high alpha cellulose content and increased brightness and whiteness is provided. Methods for making the kraft fiber and products made from it are also described.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: May 21, 2019
    Assignee: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Philip R. Campbell, Steven C. Dowdle, Joel M. Engle, Christopher M. Slone
  • Softwood kraft fiber having an improved ?-cellulose content and its use in the production of chemical cellulose products
    Patent number: 10151064
    Abstract: A bleached softwood kraft pulp fiber with high ?-cellulose content and a low CED viscosity is provided, A surfactant treated fiber useful in the production of chemical derivatives is also described. Methods for making the kraft pulp fiber and products made from it are also described.
    Type: Grant
    Filed: February 6, 2014
    Date of Patent: December 11, 2018
    Assignee: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Philip Reed Campbell, Steven Chad Dowdle, Joel Mark Engle, Blair Roderick Carter, Christopher M. Slone
  • NOVEL CELLULOSE COMPOSITE MATERIALS AND METHODS OF MAKING AND USING THE SAME
    Publication number: 20180312610
    Abstract: The present disclosure provides a composite of (a) oxidized cellulose comprising at least one carboxyl and (b) at least one component selected from a diamine, a diol, or mixture thereof. This disclosure further relates to methods of making such composite materials and suitable uses thereof, including in fibers, fabrics, textiles, films, fillers, packaging materials, plastics, etc.
    Type: Application
    Filed: October 14, 2016
    Publication date: November 1, 2018
    Applicant: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Christopher M. Slone, Blair R. Carter, Anna L. Wells, James M. Keough
  • FILTER MEDIUM AND FILTERS MADE THEREFROM
    Publication number: 20180021710
    Abstract: A filter media including an oxidized cellulose kraft fiber is described. The filter media provides improved filter characteristics including anti-microbial properties and anti-odor characteristics. The filter media may be used in both air filters and water filter.
    Type: Application
    Filed: February 9, 2016
    Publication date: January 25, 2018
    Applicant: GP Cellulose GmbH
    Inventors: Arthur J. NONNI, Charles E. COURCHENE, Christopher M. SLONE
  • Softwood kraft fiber having improved whiteness and brightness and methods of making and using the same technical field
    Publication number: 20170370048
    Abstract: A bleached softwood kraft pulp fiber with high alpha cellulose content and increased brightness and whiteness is provided. Methods for making the kraft fiber and products made from it are also described.
    Type: Application
    Filed: July 25, 2017
    Publication date: December 28, 2017
    Applicant: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Philip R. Campbell, Steven C. Dowdle, Joel M. Engle, Christopher M. Slone
  • USE OF SURFACTANT TO TREAT PULP AND IMPROVE THE INCORPORATION OF KRAFT PULP INTO FIBER FOR THE PRODUCTION OF VISCOSE AND OTHER SECONDARY FIBER PRODUCTS
    Publication number: 20170198439
    Abstract: A surfactant treated bleached softwood kraft pulp fiber, useful as a starting material in the production of cellulose derivatives including cellulose ether, cellulose esters and viscose, is disclosed. Methods for making the kraft pulp fiber and products made from it are also described.
    Type: Application
    Filed: March 29, 2017
    Publication date: July 13, 2017
    Applicant: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Christopher M. Slone, Philip R. Campbell, Steven C. Dowdle, Joel M. Engle
  • Softwood Kraft Fiber Having an Improved A-Cellulose Content and its Use in the Production of Chemical Cellulose Products
    Publication number: 20160002849
    Abstract: A bleached softwood kraft pulp fiber with high ?-cellulose content and a low CED viscosity is provided, A surfactant treated fiber useful in the production of chemical derivatives is also described. Methods for making the kraft pulp fiber and products made from it are also described.
    Type: Application
    Filed: February 6, 2014
    Publication date: January 7, 2016
    Inventors: Arthur J. NONNI, Charles E. COURCHENE, Philip Reed CAMPBELL, Steven Chad DOWDLE, Joel Mark ENGLE, Blair Roderick CARTER, Christopher M. SLONE
  • LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND METHODS OF MAKING AND USING THE SAME
    Publication number: 20140318725
    Abstract: A bleached softwood kraft pulp fiber with high alpha cellulose content and increased brightness and whiteness is provided. Methods for making the kraft fiber and products made from it are also described.
    Type: Application
    Filed: May 18, 2012
    Publication date: October 30, 2014
    Applicant: GP CELLULOSE GMBH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Philip R. Campbell, Steven C. Dowdle, Joel M. Engle, Christopher M. Slone