Patents by Inventor Christopher A. Dacko

Christopher A. Dacko 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: 20230044601
    Abstract: The present invention is directed towards an electrodepositable coating composition comprising a cationic electrodepositable binder; a phyllosilicate pigment; and a dispersing agent. Also disclosed are methods of making the electrodepositable coating composition, coatings derived therefrom, and substrates coated with the coatings derived from the electrodepositable coating composition.
    Type: Application
    Filed: December 18, 2020
    Publication date: February 9, 2023
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Kevin T. Sylvester, Egle Puodziukynaite, Corey J. Dedomenic, Kevin A. O'neil, Richard F. Karabin, Silvia Bezer, Christopher A. Dacko, Kelly L. Moore, Mark L. Follet, Jonathan G. Weis
  • Patent number: 11485874
    Abstract: The present invention is directed to an addition polymer comprising an addition polymer backbone; at least one moiety comprising a phosphorous acid group, the moiety being covalently bonded to the addition polymer backbone by a carbon-carbon bond; and at least one carbamate functional group. The present invention is also directed towards methods of making the addition polymer, aqueous resinous dispersions and electrodepositable coating compositions comprising the addition polymer, methods of coating a substrate and coated substrates.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: November 1, 2022
    Assignee: PRC-DESOTO INTERNATIONAL, INC.
    Inventors: Christopher A. Dacko, Michael A. Mayo, Gregory J. McCollum
  • Patent number: 11313048
    Abstract: The present invention is directed to an addition polymer comprising an addition polymer backbone; at least one moiety comprising a sulfonic acid group; and at least one carbamate functional group. The present invention is also directed towards methods of making the addition polymer, aqueous resinous dispersions comprising the addition polymer, methods of coating a substrate and coated substrates.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: April 26, 2022
    Assignee: PRC-DeSoto International, Inc.
    Inventors: Christopher A. Dacko, Michael A. Mayo, Gregory J. McCollum
  • Patent number: 11274167
    Abstract: The present invention is directed to a compound of formula I, wherein R1 comprises hydrogen, an alkyl group, or an aryl group; R2 comprises hydrogen or a methyl group; R3 comprises a divalent organic group; R4 comprises a divalent organic group; and X comprises oxygen, NH, or N(R5), wherein R5 comprises a monovalent organic group. The present invention is also directed towards polymers comprising a pendant carbamate-functional moiety comprising the structure: wherein R1 comprises hydrogen, an alkyl group, or an aryl group; R2 comprises hydrogen or a methyl group; R3 comprises a divalent organic group; R4 comprises a divalent organic group; and X comprises oxygen, NH, or N(R5) wherein R5 comprises a monovalent organic group. The present invention is also directed to methods of preparing such compounds and polymers, compositions comprising such polymers, and coatings produced from such compositions.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: March 15, 2022
    Assignee: PRC-DeSoto International, Inc.
    Inventors: Christopher A. Dacko, Hongying Zhou
  • Publication number: 20210284864
    Abstract: The present invention is directed to a phosphated epoxy resin comprising at least one terminal group comprising a phosphorous atom covalently bonded to the re sin by a carbon-phosphorous bond or by a phosphoester linkage; and at least one carbamate functional group. The present invention is also directed towards aqueous resinous dispersions comprising the phosphated epoxy resin, methods of coating a substrate, coated substrates, and methods of making a phosphated epoxy resin.
    Type: Application
    Filed: June 27, 2019
    Publication date: September 16, 2021
    Applicant: PRC-DeSoto International, Inc.
    Inventors: Christopher A. Dacko, Michael A. Mayo, Gregory J. McCollum, Robin M. Peffer, Se Ryeon Lee
  • Patent number: 10947408
    Abstract: The present invention is directed to a phosphated epoxy resin comprising at least one terminal group comprising a phosphorous atom covalently bonded to the resin by a carbon-phosphorous bond or by a phosphoester linkage; and at least one carbamate functional group. The present invention is also directed towards aqueous resinous dispersions comprising the phosphated epoxy resin, methods of coating a substrate, coated substrates, and methods of making a phosphated epoxy resin.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: March 16, 2021
    Assignee: PRC-DeSoto International, Inc.
    Inventors: Christopher A. Dacko, Michael A. Mayo, Gregory J. McCollum, Robin M. Peffer, Se Ryeon Lee
  • Publication number: 20200407587
    Abstract: The present invention is directed to an addition polymer comprising an addition polymer backbone; at least one moiety comprising a phosphorous acid group, the moiety being covalently bonded to the addition polymer backbone by a carbon-carbon bond; and at least one carbamate functional group. The present invention is also directed towards methods of making the addition polymer, aqueous resinous dispersions and electrodepositable coating compositions comprising the addition polymer, methods of coating a substrate and coated substrates.
    Type: Application
    Filed: June 27, 2019
    Publication date: December 31, 2020
    Applicant: PRC-DeSoto International, Inc.
    Inventors: Christopher A. Dacko, Michael A. Mayo, Gregory J. McCollum
  • Publication number: 20200407864
    Abstract: The present invention is directed to an addition polymer comprising an addition polymer backbone; at least one moiety comprising a sulfonic acid group; and at least one carbamate functional group. The present invention is also directed towards methods of making the addition polymer, aqueous resinous dispersions comprising the addition polymer, methods of coating a substrate and coated substrates.
    Type: Application
    Filed: June 27, 2019
    Publication date: December 31, 2020
    Applicant: PRC-DeSoto International, Inc.
    Inventors: Christopher A. Dacko, Michael A. Mayo, Gregory J. McCollum
  • Publication number: 20200407471
    Abstract: The present invention is directed to a compound of formula I, wherein R1 comprises hydrogen, an alkyl group, or an aryl group; R2 comprises hydrogen or a methyl group; R3 comprises a divalent organic group; R4 comprises a divalent organic group; and X comprises oxygen, NH, or N(R5), wherein R5 comprises a monovalent organic group. The present invention is also directed towards polymers comprising a pendant carbamate-functional moiety comprising the structure: wherein R1 comprises hydrogen, an alkyl group, or an aryl group; R2 comprises hydrogen or a methyl group; R3 comprises a divalent organic group; R4 comprises a divalent organic group; and X comprises oxygen, NH, or N(R5) wherein R5 comprises a monovalent organic group. The present invention is also directed to methods of preparing such compounds and polymers, compositions comprising such polymers, and coatings produced from such compositions.
    Type: Application
    Filed: June 27, 2019
    Publication date: December 31, 2020
    Applicant: PRC-DeSoto International, Inc.
    Inventors: Christopher A. Dacko, Hongying Zhou
  • Publication number: 20200002566
    Abstract: The present invention is directed to a phosphated epoxy resin comprising at least one terminal group comprising a phosphorous atom covalently bonded to the resin by a carbon-phosphorous bond or by a phosphoester linkage; and at least one carbamate functional group. The present invention is also directed towards aqueous resinous dispersions comprising the phosphated epoxy resin, methods of coating a substrate, coated substrates, and methods of making a phosphated epoxy resin.
    Type: Application
    Filed: June 27, 2018
    Publication date: January 2, 2020
    Applicant: PRC-DeSoto International, Inc.
    Inventors: Christopher A. Dacko, Michael A. Mayo, Gregory J. McCollum, Robin M. Peffer, Se Ryeon Lee
  • Publication number: 20190359867
    Abstract: The present invention is directed towards a coating composition comprising a film-forming polymer comprising active hydrogen-containing functional groups; a blocked polyisocyanate curing agent comprising a blocking group derived from a blocking agent comprising an alpha-hydroxy amide, ester or thioester; and a curing catalyst that does not contain tin, lead, iron, zinc or manganese. Also disclosed are coatings, coated substrates, and methods of coating a substrate.
    Type: Application
    Filed: February 7, 2018
    Publication date: November 28, 2019
    Applicant: PPG INDUSTRIES OHIO, INC.
    Inventors: Venkatachalam Eswarakrishnan, Hongying Zhou, Michael G. Sandala, Carolyn A.K. Novak, Jo-Ann E. Bice, Christopher A. Dacko, Hyun Wook Ro, Richard F. Syput, Egle Puodziukynaite, Craig A. Wilson, Justin M. Jones, Herbert Tillman
  • Patent number: 9994720
    Abstract: Methods for producing 1,5,7-triazabicyclo[4.4.0]dec-5-ene using a disubstituted carbodiimide, dipropylene triamine and optionally an ethereal solvent and/or an alcohol are disclosed. Use of 1,5,7-triazabicyclo[4.4.0]dec-5-ene produced by this method in an electrodepositable coating composition, and electrophoretic deposition of such coating onto a substrate to form a coated substrate, are also disclosed.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: June 12, 2018
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Christopher Dacko, Richard F. Karabin, Craig Wilson, Steven R. Zawacky
  • Publication number: 20150307722
    Abstract: Methods for producing 1,5,7-triazabicyclo[4.4.0]dec-5-ene using a disubstituted carbodiimide, dipropylene triamine and optionally an ethereal solvent and/or an alcohol are disclosed. Use of 1,5,7-triazabicyclo[4.4.0]dec-5-ene produced by this method in an electrodepositable coating composition, and electrophoretic deposition of such coating onto a substrate to form a coated substrate, are also disclosed.
    Type: Application
    Filed: July 9, 2015
    Publication date: October 29, 2015
    Inventors: Christopher Dacko, Richard F. Karabin, Craig Wilson, Steven R. Zawacky
  • Patent number: 9108968
    Abstract: Methods for producing 1,5,7-triazabicyclo[4.4.0]dec-5-ene using a disubstituted carbodiimide, dipropylene triamine and optionally an ethereal solvent and/or an alcohol are disclosed. Use of 1,5,7-triazabicyclo[4.4.0]dec-5-ene produced by this method in an electrodepositable coating composition, and electrophoretic deposition of such coating onto a substrate to form a coated substrate, are also disclosed.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: August 18, 2015
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Christopher Dacko, Richard F. Karabin, Craig Wilson, Steven R. Zawacky
  • Publication number: 20130289273
    Abstract: Methods for producing 1,5,7-triazabicyclo[4.4.0]dec-5-ene using a disubstituted carbodiimide, dipropylene triamine and optionally an ethereal solvent and/or an alcohol are disclosed. Use of 1,5,7-triazabicyclo[4.4.0]dec-5-ene produced by this method in an electrodepositable coating composition, and electrophoretic deposition of such coating onto a substrate to form a coated substrate, are also disclosed.
    Type: Application
    Filed: February 28, 2013
    Publication date: October 31, 2013
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Christopher A. Dacko, Richard F. Karabin, Craig A. Wilson, Steven R. Zawacky, Gregory J. McCollum
  • Publication number: 20130289272
    Abstract: Methods for producing 1,5,7-triazabicyclo[4.4.0]dec-5-ene using a disubstituted carbodiimide, dipropylene triamine and optionally an ethereal solvent and/or an alcohol are disclosed. Use of 1,5,7-triazabicyclo[4.4.0]dec-5-ene produced by this method in an electrodepositable coating composition, and electrophoretic deposition of such coating onto a substrate to form a coated substrate, are also disclosed.
    Type: Application
    Filed: April 25, 2012
    Publication date: October 31, 2013
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Christopher Dacko, Richard F. Karabin, Craig Wilson, Steven R. Zawacky
  • Patent number: 8563560
    Abstract: Disclosed herein are bicyclic guanidine salts, useful as cure catalysts for electrodeposited coatings. The bicyclic guanidine salts are formed as the reaction product of reactants comprising (a) a compound having the general formula CXn, wherein X is N, O, or S and wherein n is 2 to 4; (b) an acid; (c) dipropylene triamine; and (d) water, and an associated method for forming a bicyclic guanidine salt from the same reaction ingredients.
    Type: Grant
    Filed: February 25, 2011
    Date of Patent: October 22, 2013
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Charles R. Hickenboth, Christopher A. Dacko, Steven R. Zawacky, Gregory J. McCollum
  • Publication number: 20120220770
    Abstract: Disclosed herein are bicyclic guanidine salts formed as the reaction product of reactants comprising (a) a compound having the general formula CXn, wherein X is N, O, or S and wherein n is 2 to 4; (b) an acid; (c) dipropylene triamine; and (d) water, and an associated method for forming a bicyclic guanidine salt from the same reaction ingredients.
    Type: Application
    Filed: February 25, 2011
    Publication date: August 30, 2012
    Inventors: Charles Robert Hickenboth, Richard F. Karabin, Christopher A. Dacko, Steven Randolph Zawacky, Thomas Charles Moriartiy, Gregory J. McCollum