Patents by Inventor Thauming Kuo

Thauming Kuo 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: 12378434
    Abstract: This invention relates to a curable coating composition comprising: I. at least one acetoacetate functional polyester further comprising the residues of a. a hydroxyl component comprising: i. a diol in an amount ranging from 70 to 100 mole %, based on the total moles of (i) and (ii); and ii. a polyol in an amount ranging from 0 to 30 mole %, based on the total moles of (i) and (ii); b. a carboxyl component comprising a polycarboxylic acid compound, a derivative of polycarboxylic acid compound, or a combination thereof; and c. an alkyl acetoacetate, a diketene, or a combination thereof in an amount ranging from about 5 to about 50 weight %, based on the total weight of (a), (b), and (c). II. a curing agent having two or more aldehyde functional groups, and III. a basic catalyst.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: August 5, 2025
    Assignee: Eastman Chemical Company
    Inventors: Thauming Kuo, Nick Allen Collins
  • Publication number: 20250163295
    Abstract: This invention pertains to coating compositions based on a blend of polyester containing 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) and malonic polyester. Coatings based on such polyester blends are capable of providing a good balance of the desirable coating properties, such as solvent resistance, retort resistance, microcracking resistance, and bending ability, for metal packaging applications.
    Type: Application
    Filed: January 25, 2023
    Publication date: May 22, 2025
    Applicant: Eastman Chemical Company
    Inventors: John Thorton Maddox, Cameron Lee Brown, Selene Ayde De Leon Ibarra, Linqian Feng, Goliath Beniah, Thauming Kuo
  • Publication number: 20250163296
    Abstract: This invention relates to polyesteramide compositions that are curable with isocyanates, phenolic resins, amino resins, or a combination thereof. The polyesteramide compositions comprise a cycloaliphatic diol such as 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD). Coating compositions prepared from such polyesteramides are capable of providing a good balance of the desirable coating properties such as solvent resistance and wedge bend resistance for metal packaging applications.
    Type: Application
    Filed: January 25, 2023
    Publication date: May 22, 2025
    Applicant: Eastman Chemical Company
    Inventors: Hongkun He, Selene Ayde De Leon Ibarra, Linqian Feng, Goliath Beniah, Thauming Kuo
  • Publication number: 20250011617
    Abstract: Disclosed are novel curable polyesters comprising the reaction product of 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) and dimethylolpropionic acid. The curable polyesters have particular utility in waterborne coating compositions. Such waterborne coating compositions provide a good balance of desirable coating properties for metal packaging applications.
    Type: Application
    Filed: July 13, 2022
    Publication date: January 9, 2025
    Applicant: Eastman Chemical Company
    Inventors: Katelyn Rose Houston, Hongkun He, Stacey James Marsh, Thauming Kuo
  • Publication number: 20250002748
    Abstract: Disclosed are novel curable acrylic modified polyesters comprising the reaction product of 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) and dimethylolpropionic acid modified by an acrylic graft. The curable acrylic modified polyesters have particular utility in waterborne coating compositions. Such waterborne coating compositions provide a good balance of desirable coating properties for metal packaging applications.
    Type: Application
    Filed: July 13, 2022
    Publication date: January 2, 2025
    Applicant: Eastman Chemical Company
    Inventors: Katelyn Rose Houston, Thauming Kuo, Hongkun He, Stacey James Marsh
  • Publication number: 20240336802
    Abstract: Disclosed are novel curable acrylic modified polyesters comprising the reaction product of 2,2,4,4-tetramethyl-1,3-cyclo butanediol (TMCD) modified by a polycarboxylic acid anhydride. The curable acrylic modified polyesters have particular utility for use in waterborne coating compositions containing a crosslinker. Such waterborne coating compositions provide a good balance of desirable coating properties for metal packaging applications.
    Type: Application
    Filed: July 13, 2022
    Publication date: October 10, 2024
    Applicant: Eastman Chemical Company
    Inventors: Katelyn Rose Houston, Thauming Kuo, Hongkun He, Stacey James Marsh
  • Patent number: 12065592
    Abstract: This invention relates to adhesive compositions comprising 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: Grant
    Filed: December 6, 2019
    Date of Patent: August 20, 2024
    Assignee: Eastman Chemical (China) Co., Ltd.
    Inventors: Ke Feng, Rui Xie, Austin Neal Britton, Sarah Exley Goetz, Thauming Kuo, Wentao Li, Timothy Glenn Williams
  • Publication number: 20240263038
    Abstract: This invention pertains to improved polyester polyol compositions comprising 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 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: August 8, 2024
    Applicant: Eastman Chemical Company
    Inventors: Linqian Feng, Cameron Lee Brown, John Thorton Maddox, Alain Michel Cagnard, Selene Ayde De Leon Ibarra, Thauming Kuo
  • Patent number: 12037521
    Abstract: Adhesive compositions comprising 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 may 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: Grant
    Filed: December 6, 2019
    Date of Patent: July 16, 2024
    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
  • Patent number: 11920050
    Abstract: Polyesters having both ?,?-unsaturated groups and moieties containing activated methylene or methine groups, such as those of beta-ketoester and malonate, are curable in the presence of a base catalysts to form crosslinked networks. Formulations based on such polyesters are suitable for use in coatings and cure at temperatures less than 230° C. without the use of isocyanates.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: March 5, 2024
    Assignee: Eastman Chemical Company
    Inventors: Thauming Kuo, Nick Allen Collins
  • 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
  • Patent number: 11732165
    Abstract: This invention pertains to a curable composition comprising a first component having ?-ketoester and/or malonate functionalities and a second component having two or more aldehyde functionalities. The compositions can be cured at room temperature or low temperatures to yield crosslinked networks that are capable of providing desirable properties for coating and adhesive applications. The reactive functionalities of ?-ketoester, malonate, and aldehyde can be either on polymers as the main binders or on small molecules as the crosslinkers. The curable compositions desirably are either solventless or organic solvent based.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: August 22, 2023
    Assignee: Eastman Chemical Company
    Inventors: Thauming Kuo, Vasudev R. Bhonde, Phillip Bryan Hall, Nick Allen Collins
  • Publication number: 20230123012
    Abstract: Disclosed are curable adhesive compositions comprising hydroxyl functional polymers and silane functionalized resins. Such adhesive compositions are capable of providing unexpected properties for various uses and end products. The adhesive may be used for woodworking, automotive, textile, appliances, electronics, bookbinding, and packaging. Suitable substrates can be metal, polymer film, plastics, wood, glass, ceramic, paper, and concrete.
    Type: Application
    Filed: October 7, 2022
    Publication date: April 20, 2023
    Inventors: Thauming Kuo, Michaela Hofbauer, Liu Deng, Mark Thomas Arigo, Timothy Harold Blayney, Terri Roxanne Carvagno, Stephen Franklin Hatfield, Mark William Ingratta, Rui Xie
  • Publication number: 20230114977
    Abstract: Disclosed are silane functionalized rosins having multiple functionalities. Such silane functionalized rosins are curable and thus capable of providing unexpected properties for various uses and end products. Also disclosed are synthetic routes to prepare silane functionalized rosins, which are formulated with hydroxyl functional polymers to provide curable adhesive compositions. The adhesives may be used for woodworking, automotive, textile, appliances, electronics, bookbinding, and packaging. Suitable substrates can be metal, polymer film, plastics, wood, glass, ceramic, paper, and concrete.
    Type: Application
    Filed: October 7, 2022
    Publication date: April 13, 2023
    Inventors: Terri Roxanne Carvagno, Liu Deng, Mark Thomas Arigo, Mark William Ingratta, Michaela Hofbauer, Rui Xie, Stephen Franklin Hatfield, Timothy Harold Blayney, Thauming Kuo
  • Patent number: 11530342
    Abstract: This invention relates to a curable composition comprising: I. a first component comprising a resin having at least one functional group selected from the group consisting of ?-ketoester and malonate functional groups, II. a second component comprising at least one curing agent having at least one aldehyde functional group, and III. a third component comprising at least one primary amine or at least one secondary amine, salts thereof, or combinations thereof.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: December 20, 2022
    Assignee: Eastman Chemical Company
    Inventors: Shawn Marie Dougherty, Terri Roxanne Carvagno, Monika Karin Wiedmann Boggs, Nick Allen Collins, Robert Jacks Sharpe, Ke Feng, Thauming Kuo, Liu Deng, Christopher Harlan Burk, Vasudev R. Bhonde
  • Patent number: 11447670
    Abstract: This invention relates to a curable adhesive composition comprising: I. Component (I) comprising at least one amorphous or semi-crystalline polyester or at least one polyether or combinations thereof having at least one or at least two functional groups selected from the group consisting of ?-ketoester and malonate functional groups, II. Component (II) comprising at least one or at least two aldehyde functional groups or isomers thereof, and III. Component (III) comprising at least one basic catalyst, salts thereof, or combinations thereof.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: September 20, 2022
    Assignee: Eastman Chemical Company
    Inventors: Thauming Kuo, Nick Allen Collins, Terri Roxanne Carvagno
  • Patent number: 11434400
    Abstract: This invention relates to an assembly component comprising at least one substrate coated with at least one curable composition comprising: I. a first component (I) comprising a resin having at least one functional group selected from the group consisting of ?-ketoester and malonate functional groups, II. a second component (II) comprising at least one curing agent having at least one aldehyde functional group, and III. a third component (III) comprising at least one compound having amine functionality, salts thereof, or combinations thereof.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: September 6, 2022
    Assignee: Eastman Chemical Company
    Inventors: Shawn Marie Dougherty, Terri Roxanne Carvagno, Monika Karin Wiedmann Boggs, Christopher Harlan Burk, Nick Allen Collins, Thauming Kuo
  • Publication number: 20220243090
    Abstract: Polyesters having both ?,?-unsaturated groups and moieties containing activated methylene or methine groups, such as those of beta-ketoester and malonate, are curable in the presence of a base catalysts to form crosslinked networks. Formulations based on such polyesters are suitable for use in coatings and cure at temperatures less than 230° C. without the use of isocyanates.
    Type: Application
    Filed: December 6, 2019
    Publication date: August 4, 2022
    Applicant: Eastman Chemical Company
    Inventors: Thauming Kuo, Nick Allen Collins