Patents by Inventor Jason Christopher Jenkins

Jason Christopher Jenkins 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: 20240043609
    Abstract: This invention relates to a process for making at least one polyester comprising: (a) a dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and (iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; (b) a glycol component comprising: (i) 10 to 50 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, which is a combination of greater than 80 mole % of cis-2,2,4,4-tetramethyl-1,3-cyclobutanediol and less than 20 mole % of trans-2,2,4,4-tetramethyl-1,3-cyclobutanediol, or greater than 85 mole % of cis-2, 2,4,4-tetramethyl-1,3-cyclobutanediol and less than 15 mole % of trans-2,2,4,4-tetramethyl-1,3-cyclobutanediol, or greater than 90 mole % of cis-2,2,4,4-tetramethyl-1,3-cyclobutanediol and less than 10 mole % of trans-2,2,4,4-tetramethyl-1,3-cyclobutanediol, or greater than 95 mole % of cis-2, 2,4,4-tetramethyl-1,3-cyclobutanediol and less than
    Type: Application
    Filed: December 16, 2021
    Publication date: February 8, 2024
    Applicant: Eastman Chemical Company
    Inventors: Kate Elizabeth Allen, Jason Christopher Jenkins
  • Patent number: 11208520
    Abstract: Thermoplastic polymer compositions having enhanced properties, as well as methods of making and using the same, are provided. Thermoplastic polymers according to some aspects of the present invention may be rigid, but may also be suitable for use in applications requiring a thermoplastic polymer resin. Thermoplastic polymers according to various aspects of the present invention may be useful in preparing shaped articles such as, for example, sheets, films, tubes, preforms, bottles, profiles, and other similar articles.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: December 28, 2021
    Assignee: Eastman Chemical Company
    Inventors: Marc Alan Strand, Thomas Joseph Pecorini, Patricia Hill-Wilder, Tabatha Stearns, Ross W. Yost, Jason Christopher Jenkins, Anne Martine Jackson
  • Patent number: 11168174
    Abstract: Thermoplastic polymer compositions having enhanced properties, as well as methods of making and using the same, are provided. Thermoplastic polymers according to some aspects of the present invention may be rigid, but may also be suitable for use in applications requiring a thermoplastic polymer resin. Thermoplastic polymers according to various aspects of the present invention may be useful in preparing shaped articles such as, for example, sheets, films, tubes, preforms, bottles, profiles, and other similar articles.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: November 9, 2021
    Assignee: Eastman Chemical Company
    Inventors: Marc Alan Strand, Thomas Joseph Pecorini, Patricia Hill-Wilder, Tabatha Stearns, Ross W. Yost, Jason Christopher Jenkins
  • Patent number: 10800878
    Abstract: Described are polyesters comprising (a) a dicarboxylic acid component comprising 2,5-furandicarboxylic acid residues; optionally, aromatic dicarboxylic acid residues and/or modifying aliphatic dicarboxylic acid residues, 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and ethylene glycol. The polyesters may be manufactured into articles such as fibers, films, bottles, coatings, or sheets.
    Type: Grant
    Filed: October 10, 2012
    Date of Patent: October 13, 2020
    Assignee: Eastman Chemical Company
    Inventors: Howard Smith Carman, Jr., Jack Irvin Killman, Jr., Emmett Dudley Crawford, Jason Christopher Jenkins
  • Patent number: 10800877
    Abstract: Described are polyesters comprising (a) a dicarboxylic acid component comprising 2,5-furandicarboxylic acid residues; optionally, aromatic dicarboxylic acid residues and/or modifying aliphatic dicarboxylic acid residues and 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues. The polyesters may be manufactured into articles such as fibers, films, bottles, coatings, or sheets.
    Type: Grant
    Filed: October 10, 2012
    Date of Patent: October 13, 2020
    Assignee: Eastman Chemical Company
    Inventors: Howard Smith Carman, Jr., Jack Irvin Killman, Jr., Emmett Dudley Crawford, Jason Christopher Jenkins
  • Publication number: 20190071532
    Abstract: Thermoplastic polymer compositions having enhanced properties, as well as methods of making and using the same, are provided. Thermoplastic polymers according to some aspects of the present invention may be rigid, but may also be suitable for use in applications requiring a thermoplastic polymer resin. Thermoplastic polymers according to various aspects of the present invention may be useful in preparing shaped articles such as, for example, sheets, films, tubes, preforms, bottles, profiles, and other similar articles.
    Type: Application
    Filed: February 15, 2017
    Publication date: March 7, 2019
    Applicant: Eastman Chemical Company
    Inventors: Marc Alan Strand, Thomas Joseph Pecorini, Patricia Hill-Wilder, Tabatha Stearns, Ross W. Yost, Jason Christopher Jenkins, Anne Martine Jackson
  • Publication number: 20190048124
    Abstract: Thermoplastic polymer compositions having enhanced properties, as well as methods of making and using the same, are provided. Thermoplastic polymers according to some aspects of the present invention may be rigid, but may also be suitable for use in applications requiring a thermoplastic polymer resin. Thermoplastic polymers according to various aspects of the present invention may be useful in preparing shaped articles such as, for example, sheets, films, tubes, preforms, bottles, profiles, and other similar articles.
    Type: Application
    Filed: February 15, 2017
    Publication date: February 14, 2019
    Applicant: Eastman Chemical Company
    Inventors: Marc Alan Strand, Thomas Joseph Pecorini, Patricia Hill-Wilder, Tabatha Stearns, Ross W. Yost, Jason Christopher Jenkins
  • Patent number: 9228051
    Abstract: Described are polyesters comprising (a) a dicarboxylic acid component comprising 2,5-furandicarboxylic acid residues and optionally, aromatic dicarboxylic acid residues and/or aliphatic dicarboxylic acid residues, and (b) a glycol component comprising 1,4-cyclohexanedimethanol residues and residues of a modifying glycol. The polyesters may be manufactured into articles such as fibers, films, bottles, coatings, or sheets.
    Type: Grant
    Filed: October 10, 2012
    Date of Patent: January 5, 2016
    Assignee: Eastman Chemical Company
    Inventors: Howard Smith Carman, Jr., Jack Irvin Killman, Jr., Emmett Dudley Crawford, Jason Christopher Jenkins
  • Patent number: 9156941
    Abstract: Polyester compositions composed of (a) titanium-catalyzed polyesters containing the residues of terephthalic acid, cyclohexanedimethanol, and ethylene glycol; and (b) at least one chelating phosphorus species and/or reaction products thereof, represented by the structure: The polyester compositions are characterized by having superior color and/or clarity.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: October 13, 2015
    Assignee: EASTMAN CHEMICAL COMPANY
    Inventors: Jason Christopher Jenkins, Dennis Edward Brickey
  • Patent number: 8796395
    Abstract: Described as one aspect of the invention are polymer blends comprising at least one polyester wherein the polymer blend comprises: (A) a polyester composition comprising (I) at least one polyester (Polymer A) which comprises: (a) a dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and (iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and (b) a glycol component comprising: (i) about 10 to about 90 mole % of ethylene glycol residues; and (ii) about 90 to about 10 mole % of cyclohexanedimethanol residues; (II) residues of at least one titanium compound; and (III) at least one chelating phosphorus species, reaction products thereof, or mixtures thereof, represented by the structure: wherein: n=an integer from 1 to 4; R can be hydrogen or C1-C22-alkyl; and R1 and R2 each can be hydrogen, C1-C22-alkyl, hydroxyl, or aryl; wh
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: August 5, 2014
    Assignee: Eastman Chemical Company
    Inventors: Jason Christopher Jenkins, Dennis Edward Brickey, Michael Eugene Donelson
  • Patent number: 8796477
    Abstract: Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.
    Type: Grant
    Filed: September 9, 2011
    Date of Patent: August 5, 2014
    Assignee: Eastman Chemical Company
    Inventors: Mesfin Ejerssa Janka, David Milton Lange, Michael C. Morrow, Bradford Russell Bowers, Kenny Randolph Parker, Ashfaq Shaikh, Lee Reynolds Partin, Jason Christopher Jenkins, Paula Moody, Thomas Elbert Shanks, Charles Edwan Sumner, Jr.
  • Patent number: 8791278
    Abstract: Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.
    Type: Grant
    Filed: September 9, 2011
    Date of Patent: July 29, 2014
    Assignee: Eastman Chemical Company
    Inventors: Ashfaq Shaikh, Mesfin Ejerssa Janka, David Milton Lange, Michael C. Morrow, Bradford Russell Bowers, Kenny Randolph Parker, Lee Reynolds Partin, Jason Christopher Jenkins, Paula Moody, Thomas Elbert Shanks, Charles Edwan Sumner, Jr.
  • Patent number: 8563677
    Abstract: A stable catalyst solution suitable for catalyzing the polycondensation of reactants to make polyester polymers comprising: (i) M, wherein M is represented by an alkaline earth metal or alkali metal and (ii) aluminum metal and (iii) a polyhydroxyl solvent having at least 3 carbon atoms and at least two primary hydroxyl groups, the longest carbon chain being a hydrocarbon; such as 1,3-propane diol, 1,4-butane diol, 1,5-pentane diol, or combinations thereof, wherein the molar ratio of M:Al ranges from 0.75:1 to less than 1.5:1. The catalyst solution is desirably a solution which does not precipitate upon standing over a period of at least one week at room temperature (25° C.-40° C.), even at molar ratios of M:Al approaching 1:1. There is also provided a method for the manufacture of the solution, its feed to and use in the manufacture of a polyester polymer, and polyester polymers obtained by combining certain ingredients or containing the residues of these ingredients in the composition.
    Type: Grant
    Filed: February 27, 2007
    Date of Patent: October 22, 2013
    Assignee: Grupo Petrotemex, S.A. de C.V.
    Inventor: Jason Christopher Jenkins
  • Publication number: 20120302768
    Abstract: Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.
    Type: Application
    Filed: September 9, 2011
    Publication date: November 29, 2012
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Mesfin Ejerssa Janka, David Milton Lange, Michael C. Morrow, Bradford Russell Bowers, Kenny Randolph Parker, Ashfaq Shaikh, Lee Reynolds Partin, Jason Christopher Jenkins, Paula Moody, Thomas Elbert Shanks, Charles Edwan Sumner, JR.
  • Publication number: 20120302769
    Abstract: Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.
    Type: Application
    Filed: September 9, 2011
    Publication date: November 29, 2012
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Mesfin Ejerssa Janka, David Milton Lange, Michael C. Morrow, Bradford Russell Bowers, Kenny Randolph Parker, Ashfaq Shaikh, Lee Reynolds Partin, Jason Christopher Jenkins, Paula Moody, Thomas Elbert Shanks, Charles Edwan Sumner, JR.
  • Publication number: 20120302772
    Abstract: Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.
    Type: Application
    Filed: September 9, 2011
    Publication date: November 29, 2012
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Ashfaq Shaikh, Mesfin Ejerssa Janka, David Milton Lange, Michael C. Morrow, Bradford Russell Bowers, Kenny Randolph Parker, Lee Reynolds Partin, Jason Christopher Jenkins, Paula Moody, Thomas Elbert Shanks, Charles Edwan Sumner, JR.
  • Publication number: 20120157604
    Abstract: Described as one aspect of the invention are polymer blends comprising at least one polyester wherein the polymer blend comprises: (A) a polyester composition comprising (I) at least one polyester (Polymer A) which comprises: (a) a dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and (iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and (b) a glycol component comprising: (i) about 10 to about 90 mole % of ethylene glycol residues; and (ii) about 90 to about 10 mole % of cyclohexanedimethanol residues; (II) residues of at least one titanium compound; and (III) at least one chelating phosphorus species, reaction products thereof, or mixtures thereof, represented by the structure: wherein: n=an integer from 1 to 4; R can be hydrogen or C1-C22-alkyl; and R1 and R2 each can be hydrogen, C1-C22-alkyl, hydroxyl, or aryl; wh
    Type: Application
    Filed: December 20, 2010
    Publication date: June 21, 2012
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Jason Christopher Jenkins, Dennis Edward Brickey, Michael Eugene Donelson
  • Publication number: 20120157619
    Abstract: Described as one aspect of the invention are polyesters comprising (a) a dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and (iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and (b) a glycol component comprising: (i) about 10 to about 90 mole % of ethylene glycol residues; and (ii) about 90 to about 10 mole % of cyclohexanedimethanol residues; (II) residues of at least one titanium compound; and (III) at least one chelating phosphorus species, reaction products thereof, or mixtures thereof, represented by the structure: wherein: n=an integer from 1 to 4; R can be hydrogen or C1-C22-alkyl; and R1 and R2 each can be hydrogen, C1-C22-alkyl, hydroxyl, or aryl; wherein the total mole % of the dicarboxylic acid component is 100 mole %, wherein the total mole % of the glycol component is 100 mole %; and wherein the inhe
    Type: Application
    Filed: December 20, 2010
    Publication date: June 21, 2012
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Jason Christopher Jenkins, Dennis Edward Brickey
  • Patent number: 7915374
    Abstract: Processes for producing polyethylene terephthalate copolyesters are disclosed, that include the steps of: esterifying a mixture of at least terephthalic acid, from 20 mole percent to 45 mole percent 1,4-cyclohexanedimethanol, and ethylene glycol, optionally in the presence of one or more alkaline earth metals or alkali metals, to form an oligomer; polycondensing the oligomer in the melt phase in the presence of aluminum and one or more alkaline earth metals or alkali metals, to obtain a copolyester having an intrinsic viscosity of at least 0.5 dL/g; and thereafter adding to the copolyester a phosphorus-containing compound.
    Type: Grant
    Filed: April 27, 2009
    Date of Patent: March 29, 2011
    Assignee: Eastman Chemical Company
    Inventors: Jason Christopher Jenkins, Gary Wayne Connell, Howard Smith Carman, Jr., Douglas Weldon Carico, Jr., Jimmy Ray Trotter, Alan Wayne White, Mary Therese Jernigan, Rodney Scott Armentrout
  • Publication number: 20100273956
    Abstract: Processes for producing polyethylene terephthalate copolyesters are disclosed, that include the steps of: esterifying a mixture of at least terephthalic acid, from 20 mole percent to 45 mole percent 1,4-cyclohexanedimethanol, and ethylene glycol, optionally in the presence of one or more alkaline earth metals or alkali metals, to form an oligomer; polycondensing the oligomer in the melt phase in the presence of aluminum and one or more alkaline earth metals or alkali metals, to obtain a copolyester having an intrinsic viscosity of at least 0.5 dL/g; and thereafter adding to the copolyester a phosphorus-containing compound.
    Type: Application
    Filed: April 27, 2009
    Publication date: October 28, 2010
    Applicant: Eastman Chemical Company
    Inventors: Jason Christopher Jenkins, Gary Wayne Connell, Howard Smith Carman, JR., Douglas Weldon Carico, JR., Jimmy Ray Trotter, Alan Wayne White, Mary Therese Jernigan, Rodney Scott Armentrout