Patents by Inventor John Thorton Maddox

John Thorton Maddox 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: 11912862
    Abstract: Polyester resin compositions that are desirable for use in solvent-borne metal packaging and coil coating applications, the composition comprising: (a) a polyester comprising residues of: (i) terephthalic acid and isophthalic acid; and (ii) a blend of at least two glycols; wherein the amount of terephthalic acid is 15 mole percent to 20 mole percent and the amount of isophthalic acid is 80 to 85 mole percent wherein the total amount of terephthalic acid and isophthalic acid in the resin equals 100 mole percent; and (b) a non-aqueous solvent; wherein the composition remains clear at a temperature of 20-30° C. for at least 120 days.
    Type: Grant
    Filed: February 5, 2020
    Date of Patent: February 27, 2024
    Assignee: Eastman Chemical Company
    Inventors: Katelyn Rose Houston, Jeremy Richard Lizotte, Jessica Nicole Aldred, John Thorton Maddox
  • Publication number: 20240052195
    Abstract: This invention pertains to improved polyester polyol compositions comprising 1,3-cyclohexanedimethanol (1,3-CHDM). Coating compositions based on such polyester polyols are capable of providing a good balance of the desirable coating properties, such as solvent resistance, acid resistance, retort resistance, microcracking resistance, and bending ability, for metal packaging applications.
    Type: Application
    Filed: October 21, 2021
    Publication date: February 15, 2024
    Applicant: Eastman Chemical Company
    Inventors: Linqian Feng, Cameron Lee Brown, John Thorton Maddox, Alain Michel Cagnard, Selene Ayde De Leon Ibarra, Thauming Kuo
  • Publication number: 20240034905
    Abstract: This invention pertains to improved polyester polyol compositions containing 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD). Coating compositions based on such TMCD polyester polyols are capable of providing a good balance of desirable coating properties such as solvent resistance, acid resistance, retort resistance, microcracking resistance, and bending ability. The TMCD coating compositions have particular utility for use in metal packaging applications.
    Type: Application
    Filed: October 21, 2021
    Publication date: February 1, 2024
    Applicant: Eastman Chemical Company
    Inventors: Linqian Feng, Cameron Lee Brown, John Thorton Maddox, Alain Michel Cagnard, Selene Ayde De Leon Ibarra, Thauming Kuo
  • Publication number: 20230374341
    Abstract: This invention pertains to coating compositions based on polyesters containing 2,2,4,4-tetrametbyM,3-cyclobutanediol (TMCD) and modifying polyester polyols. Coatings based on such polyester blends are capable of providing a good balance of the desirable coating properties, such as solvent resistance, acid resistance, retort resistance, crazing resistance, and bending ability, for metal packaging applications.
    Type: Application
    Filed: October 21, 2021
    Publication date: November 23, 2023
    Applicant: Eastman Chemical Company
    Inventors: Linqian Feng, Cameron Lee Brown, John Thorton Maddox, Alain Michel Cagnard, Selene Ayde De Leon Ibarra, Thauming Kuo
  • Publication number: 20220081552
    Abstract: Disclosed are polyester resins containing phthalic acids in combination with glycols. The polyester resins are desirable for use in coatings for solvent-borne metal packaging and coil coating applications. Compositions composed of the disclosed polyester resins and non-aqueous solvents remain clear upon visual observation after storage at a temperature of 20-30° C. for at least 120 days.
    Type: Application
    Filed: February 5, 2020
    Publication date: March 17, 2022
    Applicant: Eastman Chemical Company
    Inventors: Katelyn Rose Houston, Jeremy Richard Lizotte, Jessica Nicole Aldred, John Thorton Maddox
  • Publication number: 20220033688
    Abstract: Adhesive compositions comprise a polyester polyol that includes residues of at least one 2, 2, 4, 4-tetraalkylcyclobutane-1, 3-diol, including, for example, 2, 2, 4, 4-tetramethylcyclobutane-1, 3-diol (TMCD). Adhesive compositions as described herein exhibit enhanced properties as compared to conventional adhesive compositions, and may be suitable for a wide variety of end use applications, including, flexible packaging, woodworking, automotive uses, and electronics.
    Type: Application
    Filed: December 6, 2019
    Publication date: February 3, 2022
    Applicant: Eastman Chemical (China) Co., Ltd.
    Inventors: Liu Deng, Emmett Dudley Crawford, Wentao Li, John Thorton Maddox, Christopher Harlan Burk, Cheng Wei Zhu, Kujtim Bizati, Bing Yuan, Dayu Zhang, Tara Renee Cary, Thauming Kuo
  • Publication number: 20210332184
    Abstract: Adhesive compositions comprise a polyester polyol that includes residues of at least one 2,2,4,4-tetraalkylcyclobutan e-1,3-diol, including, for example, 2,2,4,4-tetramethylcyclobutane-1,3-diol (TMCD). Adhesive compositions as described herein exhibit enhanced properties as compared to conventional adhesive compositions, and may be suitable for a wide variety of end use applications, including, flexible packaging, woodworking, automotive uses, and electronics.
    Type: Application
    Filed: December 6, 2019
    Publication date: October 28, 2021
    Applicant: Eastman Chemical (China) Co., Ltd.
    Inventors: Wentao Li, Emmett Dudley Crawford, Rui Xie, Christopher Harlan Burk, Nick Allen Collins, Liu Deng, Sarah Exley Goetz, Thauming Kuo, John Thorton Maddox
  • Patent number: 9040619
    Abstract: A 1,3-diketoamide functional monomer represented by the following formula (1): wherein R and Y are independently selected from the group consisting of hydrogen, an alkyl group having from 1 to 10 carbon atoms, an aryl group having from 6 to 20 carbon atoms, and an aralkyl group having from 7 to 20 carbon atoms; and wherein X and Z are independently selected from the group consisting of an alkyl group having from 1 to 10 carbon atoms, an aryl group having from 6 to 20 carbon atoms, and an aralkyl group having from 7 to 20 carbon atoms. Also disclosed are emulsion, suspension, and solution polymers comprising residues from the 1,3-diketoamide functional monomer of formula 1 and, optionally, one or more additional ethylenically unsaturated monomers. Both latex and self-curing coating compositions described herein exhibit excellent hydrolytic stability, including increased retention of 1,3-diketo functionality.
    Type: Grant
    Filed: November 8, 2012
    Date of Patent: May 26, 2015
    Assignee: Eastman Chemical Company
    Inventors: John Thorton Maddox, Stacey James Marsh, Garry Kenneth Weakley, Peter Webb Raynolds
  • Patent number: 9029451
    Abstract: Waterborne coating compositions are disclosed that include a latex emulsion polymer, and, as a reactive coalescent, a 2,2,4-trimethyl-3-oxopentanoate ester. The coating compositions of the invention have a reduced VOC content, and provide improved coalescing activity.
    Type: Grant
    Filed: December 15, 2010
    Date of Patent: May 12, 2015
    Assignee: Eastman Chemical Company
    Inventors: John Thorton Maddox, Mark Dwight Clark, Robert Lee Eagan
  • Patent number: 8809447
    Abstract: Acetoacetate-functional monomers are disclosed that correspond to the following formula 1: in which R is hydrogen, or a methylgroup; X is a branched alkyl or a branched cyclic alkyl having from 5 to 8 carbon atoms; and Y1 and Y2 are independently hydrogen or methyl. Also disclosed are emulsion, suspension, and solution polymers comprising residues from the acetoacetate-functional monomer of formula 1 and one or more additional ethylenically unsaturated monomers. Self-curing coating compositions are likewise disclosed that comprise the acetoacetate-functional monomer of formula 1, and optionally one or more additional ethylenically unsaturated monomers. Latex formulations are also disclosed that comprise a polymer having residues from the acetoacetate-functional monomer of formula 1 dispersed in an evaporable aqueous carrier.
    Type: Grant
    Filed: December 15, 2010
    Date of Patent: August 19, 2014
    Assignee: Eastman Chemical Company
    Inventors: John Thorton Maddox, Stacey James Marsh
  • Patent number: 8809446
    Abstract: Substituted 3-oxopentanoates are disclosed that correspond to the following formula 1: in which R is hydrogen, or a methyl group; X is a straight-chain, branched, or cyclic alkyl or alkyl ether group having from 1 to 15 carbon atoms or aromatic group having from 6 to 15 carbon atoms; and Y1 and Y2 are independently hydrogen or an alkyl having 1 to 2 carbon atoms. Also disclosed are emulsion polymers, suspension polymers, and solution polymers that comprise residues from the substituted 3-oxopentanoate monomers, and that may also include one or more additional ethylenically unsaturated monomers. Also disclosed are coating compositions that include a latex emulsion polymer and the substituted 3-oxopentanoate monomer of formula 1 provided as a coalescent.
    Type: Grant
    Filed: December 15, 2010
    Date of Patent: August 19, 2014
    Assignee: Eastman Chemical Company
    Inventors: John Thorton Maddox, Robert Lee Eagan
  • Publication number: 20140128537
    Abstract: A 1,3-diketoamide functional monomer represented by the following formula (1): wherein R and Y are independently selected from the group consisting of hydrogen, an alkyl group having from 1 to 10 carbon atoms, an aryl group having from 6 to 20 carbon atoms, and an aralkyl group having from 7 to 20 carbon atoms; and wherein X and Z are independently selected from the group consisting of an alkyl group having from 1 to 10 carbon atoms, an aryl group having from 6 to 20 carbon atoms, and an aralkyl group having from 7 to 20 carbon atoms. Also disclosed are emulsion, suspension, and solution polymers comprising residues from the 1,3-diketoamide functional monomer of formula 1 and, optionally, one or more additional ethylenically unsaturated monomers. Both latex and self-curing coating compositions described herein exhibit excellent hydrolytic stability, including increased retention of 1,3-diketo functionality.
    Type: Application
    Filed: November 8, 2012
    Publication date: May 8, 2014
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: John Thorton Maddox, Stacey James Marsh, Garry Kenneth Weakley, Peter Webb Raynolds
  • Publication number: 20120157610
    Abstract: Acetoacetate-functional monomers are disclosed that correspond to the following formula 1: in which R is hydrogen, or a methylgroup; X is a branched alkyl or a branched cyclic alkyl having from 5 to 8 carbon atoms; and Y1 and Y2 are independently hydrogen or methyl. Also disclosed are emulsion, suspension, and solution polymers comprising residues from the acetoacetate-functional monomer of formula 1 and one or more additional ethylenically unsaturated monomers. Self-curing coating compositions are likewise disclosed that comprise the acetoacetate-functional monomer of formula 1, and optionally one or more additional ethylenically unsaturated monomers. Latex formulations are also disclosed that comprise a polymer having residues from the acetoacetate-functional monomer of formula 1 dispersed in an evaporable aqueous carrier.
    Type: Application
    Filed: December 15, 2010
    Publication date: June 21, 2012
    Applicant: Eastman Chemical Company
    Inventors: John Thorton Maddox, Stacey James Marsh
  • Publication number: 20120157614
    Abstract: Waterborne coating compositions are disclosed that include a latex emulsion polymer, and, as a reactive coalescent, a 2,2,4-trimethyl-3-oxopentanoate ester. The coating compositions of the invention have a reduced VOC content, and provide improved coalescing activity.
    Type: Application
    Filed: December 15, 2010
    Publication date: June 21, 2012
    Applicant: Eastman Chemical Company
    Inventors: John Thorton Maddox, Mark Dwight Clark, Robert Lee Eagan
  • Publication number: 20120157609
    Abstract: Substituted 3-oxopentanoates are disclosed that correspond to the following formula 1: in which R is hydrogen, or a methyl group; X is a straight-chain, branched, or cyclic alkyl or alkyl ether group having from 1 to 15 carbon atoms or aromatic group having from 6 to 15 carbon atoms; and Y1 and Y2 are independently hydrogen or an alkyl having 1 to 2 carbon atoms. Also disclosed are emulsion polymers, suspension polymers, and solution polymers that comprise residues from the substituted 3-oxopentanoate monomers, and that may also include one or more additional ethylenically unsaturated monomers. Also disclosed are coating compositions that include a latex emulsion polymer and the substituted 3-oxopentanoate monomer of formula 1 provided as a coalescent.
    Type: Application
    Filed: December 15, 2010
    Publication date: June 21, 2012
    Applicant: Eastman Chemical Company
    Inventors: John Thorton Maddox, Robert Lee Eagan
  • Patent number: 6552217
    Abstract: Disclosed is a 4-step process for the preparation of alkyl esters of 1-methylcyclopropanecarboxylic acid which comprises the steps of (1) converting &ggr;-butyrolactone to &agr;-methyl-&ggr;-butyrolactone; (2) converting the &agr;-methyl-&ggr;-butyrolactone from step (1) to an alkyl 4-halo-2-methylbutyrate; (3) producing a xylene solution of the alkyl 4-halo-2-methylbutyrate; and (4) contacting the xylene solution of an alkyl 4-halo-2-methylbutyrate from step (3) with an alkali metal alkoxide under conditions of temperature and pressure which causes vaporization of (i) an alkanol as it is formed and (ii) an alkyl 1-methylcyclopropanecarboxylate as it is formed from the alkyl 4-halo-2-methylbutyrate. Also disclosed are processes whereby the alkyl 1-methylcyclopropanecarboxylate, prepared as described above, is converted to 1-methylcyclopropylamine.
    Type: Grant
    Filed: July 2, 2001
    Date of Patent: April 22, 2003
    Assignee: Eastman Chemical Company
    Inventors: John Clark Hubbs, David Carl Attride, Neil Warren Boaz, James Charles Ciula, John Thorton Maddox, Thomas Nabih, William Dell Nottingham, David Chris Spencer
  • Publication number: 20020016493
    Abstract: Disclosed is a 4-step process for the preparation of alkyl esters of 1-methylcyclopropanecarboxylic acid which comprises the steps of (1) converting &ggr;-butyrolactone to &agr;-methyl-&ggr;-butyrolactone; (2) converting the &agr;-methyl-&ggr;-butyrolactone from step (1) to an alkyl 4-halo-2-methylbutyrate; (3) producing a xylene solution of the alkyl 4-halo-2-methylbutyrate; and (4) contacting the xylene solution of an alkyl 4-halo-2-methylbutyrate from step (3) with an alkali metal alkoxide under conditions of temperature and pressure which causes vaporization of (i) an alkanol as it is formed and (ii) an alkyl 1-methylcyclopropanecarboxylate as it is formed from the alkyl 4-halo-2-methylbutyrate. Also disclosed are processes whereby the alkyl 1-methylcyclopropanecarboxylate, prepared as described above, is converted to 1-methylcyclopropylamine.
    Type: Application
    Filed: July 2, 2001
    Publication date: February 7, 2002
    Inventors: John Clark Hubbs, David Carl Attride, Neil Warren Boaz, James Charles Ciula, John Thorton Maddox, Thomas Nabih, William Dell Nottingham, David Chris Spencer