Patents by Inventor Aneta Bogdanova Iossifova

Aneta Bogdanova Iossifova 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).

  • ANTIMICROBIAL COATINGS
    Publication number: 20230295444
    Abstract: The present disclosure describes a coating composition comprising a film forming component, an effective amount of a copper containing glass particle and an effective amount of a color shift mitigating agent. Substrates coated therewith are also described.
    Type: Application
    Filed: August 13, 2021
    Publication date: September 21, 2023
    Applicant: PPG Architectural Finishes, Inc.
    Inventors: Aneta Bogdanova Iossifova, Michael Andrew Zalich, Darin Wiley Laird, Douglas G. Montjoy, Juliet M. Pitcher, David N. Walters, John Burgman, Justin Martin
  • Coating compositions containing polythioethers and elastic barrier coatings formed therefrom
    Patent number: 10829664
    Abstract: A coating composition that includes: (a) core-shell particles having a polymeric core at least partially encapsulated by a polymeric shell; (b) a polythioether having thioether linkages and mercapto functional groups; and (c) an adhesion promoter having at least one polymer that is different from (a) and (b). The polymeric shell of (a) includes: (i) a barrier segment including aromatic groups; and urethane linkages, urea linkages, or a combination thereof; and (ii) an elastomeric segment that is different from (i), in which the polymeric shell is covalently bonded to at least a portion of the polymeric core.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: November 10, 2020
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Roxalana Lee Martin, Aneta Bogdanova Iossifova, Jennifer Tamaki Jordan
  • Coating Compositions Containing Polythioethers and Elastic Barrier Coatings Formed Therefrom
    Publication number: 20200291263
    Abstract: A coating composition that includes: (a) core-shell particles having a polymeric core at least partially encapsulated by a polymeric shell; (b) a polythioether having thioether linkages and mercapto functional groups; and (c) an adhesion promoter having at least one polymer that is different from (a) and (b). The polymeric shell of (a) includes: (i) a barrier segment including aromatic groups; and urethane linkages, urea linkages, or a combination thereof; and (ii) an elastomeric segment that is different from (i), in which the polymeric shell is covalently bonded to at least a portion of the polymeric core.
    Type: Application
    Filed: March 15, 2019
    Publication date: September 17, 2020
    Inventors: Roxalana Lee Martin, Aneta Bogdanova Iossifova, Jennifer Tamaki Jordan