Patents by Inventor Thomas Karjala

Thomas Karjala 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).

  • Patent number: 8846991
    Abstract: The subject invention pertains to homogeneous liquid low molecular weight ethylene/alpha-olefin polymers having a number average molecular weight (Mn) as determined by gel permeation chromatography, of less than 25,000, a total crystallinity, as measured by DSC, of less than 10%, and a pour point, as measured by ASTM D97, of less than 50° C. The subject invention also pertains to homogeneous gel-like low molecular weight ethylene/alpha-olefin polymers having a number average molecular weight (Mn) as determined by gel permeation chromatography, of less than 25,000, a total crystallinity, as measured by DSC, of less than 50%, and a pour point, as measured by ASTM D97, of less than 90° C.
    Type: Grant
    Filed: June 17, 2010
    Date of Patent: September 30, 2014
    Assignee: Dow Global Technologies LLC
    Inventors: Teresa P. Karjala, Selim Yalvac, Thomas Karjala, Daniel D. VanderLende, Brian W. Kolthammer, James C. Stevens, Charles F. Diehl
  • Patent number: 8822598
    Abstract: Embodiments of the invention provide crystalline block composites and their use as compatibilizers.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: September 2, 2014
    Assignee: Dow Global Technologies LLC
    Inventors: Colin Li Pi Shan, Edmund M. Carnahan, Gary R. Marchand, Kim L. Walton, Thomas Karjala, Jeffrey D. Weinhold
  • Patent number: 8822599
    Abstract: Embodiments of the invention provide crystalline block composites and their use as compatibilizers. The crystalline block composites comprise i) a crystalline ethylene based polymer; ii) a crystalline alpha-olefin based polymer and iii) a block copolymer comprising a crystalline ethylene block and a crystalline alpha-olefin block.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: September 2, 2014
    Assignee: Dow Global Technologies LLC
    Inventors: Colin Li Pi Shan, Kim L. Walton, Gary R. Marchand, Edmund M. Carnahan, Thomas Karjala
  • Patent number: 8785554
    Abstract: Embodiments of the invention provide crystalline block composites and their use as compatibilizers. The crystalline block composites comprise i) a crystalline ethylene based polymer; ii) a crystalline alpha-olefin based polymer and iii) a block copolymer comprising a crystalline ethylene block and a crystalline alpha-olefin block.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: July 22, 2014
    Assignee: Dow Global Technologies LLC
    Inventors: Colin Li Pi Shan, Kim L. Walton, Gary R. Marchand, Edmund M. Carnahan, Eddy I. Garcia-Meitin, Thomas Karjala
  • Publication number: 20110313108
    Abstract: Embodiments of the invention provide crystalline block composites and their use as compatibilizers.
    Type: Application
    Filed: June 21, 2011
    Publication date: December 22, 2011
    Applicant: Dow Global Technologies LLC
    Inventors: Colin Li Pi Shan, Kim L. Walton, Gary R. Marchand, Edmund M. Carnahan, Eddy I. Garcia-Meitin, Thomas Karjala
  • Publication number: 20110313106
    Abstract: Embodiments of the invention provide crystalline block composites and their use as compatibilizers.
    Type: Application
    Filed: June 21, 2011
    Publication date: December 22, 2011
    Applicant: Dow Global Technologies LLC
    Inventors: Colin Li Pi Shan, Edmund M. Carnahan, Gary R. Marchand, Kim L. Walton, Thomas Karjala, Jeffrey D. Weinhold
  • Publication number: 20110313107
    Abstract: Embodiments of the invention provide crystalline block composites and their use as compatibilizers.
    Type: Application
    Filed: June 21, 2011
    Publication date: December 22, 2011
    Applicant: Dow Global Technologies LLC
    Inventors: Colin Li Pi Shan, Kim L. Walton, Gary R. Marchand, Edmund M. Carnahan, Thomas Karjala
  • Publication number: 20100256427
    Abstract: The subject invention pertains to homogeneous liquid low molecular weight ethylene/alpha-olefin polymers having a number average molecular weight (Mn) as determined by gel permeation chromatography, of less than 25,000, a total crystallinity, as measured by DSC, of less than 10%, and a pour point, as measured by ASTM D97, of less than 50° C. The subject invention also pertains to homogeneous gel-like low molecular weight ethylene/alpha-olefin polymers having a number average molecular weight (Mn) as determined by gel permeation chromatography, of less than 25,000, a total crystallinity, as measured by DSC, of less than 50%, and a pour point, as measured by ASTM D97, of less than 90° C.
    Type: Application
    Filed: June 17, 2010
    Publication date: October 7, 2010
    Applicant: Dow Global Technologies Inc.
    Inventors: Teresa P. Karjala, Selim Yalvac, Thomas Karjala, Daniel D. VanderLende, Brian W. Kolthammer, James C. Stevens, Charles F. Diehl
  • Patent number: 7795365
    Abstract: The subject invention pertains to homogeneous liquid low molecular weight ethylene/alpha-olefin polymers having a number average molecular weight (Mn) as determined by gel permeation chromatography, of less than 25,000, a total crystallinity, as measured by DSC, of less than 10%, and a pour point, as measured by ASTM D97, of less than 50° C. The subject invention also pertains to homogeneous gel-like low molecular weight ethylene/alpha-olefin polymers having a number average molecular weight (Mn) as determined by gel permeation chromatography, of less than 25,000, a total crystallinity, as measured by DSC, of less than 50%, and a pour point, as measured by ASTM D97, of less than 90° C.
    Type: Grant
    Filed: October 1, 2003
    Date of Patent: September 14, 2010
    Assignee: Dow Global Technologies Inc.
    Inventors: Teresa P. Karjala, Selim Yalvac, Thomas Karjala, Daniel D. Vanderlende, Brian W. Kolthammer, James C. Stevens, Charles F. Diehl
  • Publication number: 20060025640
    Abstract: The subject invention pertains to homogeneous liquid low molecular weight ethylene/alpha-olefin polymers having a number average molecular weight (Mn) as determined by gel permeation chromatography, of less than 25,000, a total crystallinity, as measured by DSC, of less than 10%, and a pour point, as measured by ASTM D97, of less than 50° C. The subject invention also pertains to homogeneous gel-like low molecular weight ethylene/alpha-olefin polymers having a number average molecular weight (Mn) as determined by gel permeation chromatography, of less than 25,000, a total crystallinity, as measured by DSC, of less than 50%, and a pour point, as measured by ASTM D97, of less than 90° C.
    Type: Application
    Filed: October 1, 2003
    Publication date: February 2, 2006
    Inventors: Teresa Karjala, Selim Yalvac, Thomas Karjala, Dan Vanderlende, Brian Kolthammer, James Stevens, Charles Diehl