Patents by Inventor Shanti Swarup

Shanti Swarup 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: 20220220336
    Abstract: A multilayer coated substrate is disclosed, comprising: (a) a cured basecoat layer formed from a curable basecoat layer comprising a color-imparting, pigment-containing basecoat composition applied directly to a cured electrodeposited primer coating without application of an intermediate primer surfacer coating, and (b) a curable unpigmented coating composition applied to the cured basecoat layer to form a clear or transparent coating layer over the cured basecoat layer. The cured electrodeposited primer coating is adhered to the substrate. The basecoat layer is deposited from a curable aqueous composition comprising: (i) a continuous phase comprising water, and (ii) a dispersed phase comprising: (A) polymeric particles containing carboxylic acid functionality; and (B) a polycarbodiimide. The polymeric particles are prepared by polymerization of a mixture of ethylenically unsaturated compounds, including a multi-ethylenically unsaturated monomer.
    Type: Application
    Filed: April 1, 2022
    Publication date: July 14, 2022
    Applicant: PPG INDUSTRIES OHIO, INC.
    Inventors: SHANTI SWARUP, XIANGLING XU, RICHARD J. SADVARY, ANTHONY M. CHASSER
  • Patent number: 11374223
    Abstract: The present invention is directed to a lithium ion battery electrode slurry composition comprising: (a) an electrochemically active material capable of lithium intercalation and deintercalation; (b) a binder dispersed in an aqueous or organic medium and comprising a reaction product of a reaction mixture comprising one or more epoxy functional polymer(s) and one or more acid functional acrylic polymer(s); and (c) an electrically conductive agent. The present invention also provides an electrode comprising: (a) an electrical current collector; and (b) a cured film formed on the electrical current collector. The cured film is deposited from the slurry composition described above. Electrical storage devices prepared from the electrode are also provided.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: June 28, 2022
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Randy E. Daughenbaugh, Shanti Swarup, Stuart Hellring, Anthony Chasser
  • Patent number: 11365327
    Abstract: A method for applying a multilayer coating comprising a basecoat and a clearcoat is disclosed. The basecoat is a curable aqueous composition comprising (1) polymeric particles containing carboxylic acid functionality and prepared from ethylenically unsaturated compounds including a multi-ethylenically unsaturated monomer, and (2) a polycarbodiimide. Also provided is a multilayer coated substrate.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: June 21, 2022
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Shanti Swarup, Xiangling Xu, Richard J. Sadvary, Anthony M. Chasser
  • Publication number: 20220162471
    Abstract: A stain resistant coating composition includes: urethane acrylate core-shell particles including (1) a polymeric acrylic core; and (2) a polymeric shell including a urethane linkage. The polymeric shell is formed from a reaction mixture including an isocyanate and a polyol. The polyol is substantially free of a six or more consecutive methylene group chain and/or the polyol is formed from monomers comprising a monomer content including at least 10 wt % substituted polyol and/or substituted polyacid and/or at least 25 wt % polyol or polyacid containing cyclic content, based on the total weight of the monomers forming the polyol.
    Type: Application
    Filed: April 1, 2020
    Publication date: May 26, 2022
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Gereme T. Hensel, Darin W. Laird, Kurt G. Olson, John E. Schwendeman, Shanti Swarup, Pedro Velez-Herrera, Maria Wang, Qi Zheng
  • Publication number: 20220127783
    Abstract: A method for coating a material having a plurality of fibers includes treating at least a portion of the fibers by applying a liquid solution over at least a portion of the fibers of the material in which the liquid solution includes a polymer dispersed in a liquid medium, drying at least a portion of the liquid solution applied over the fibers of the material to obtain a dried polymeric material that forms a network of discontinuous dried polymeric particles over the fibers, applying to at least a portion of the fibers a first coating composition comprising a film-forming resin that interacts with the dried polymeric material, and drying the first coating composition to form a first coating layer over at least a portion of the fibers. A coated material is also included.
    Type: Application
    Filed: February 7, 2020
    Publication date: April 28, 2022
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Lindsay Elise Matolyak, Venkateshwarlu Kalsani, Roxana Lee Martin, LuAnn Holsing, Shanti Swarup, Benjamin Kabagambe, Ronald James Kralic, Jr., Irina G. Schwendeman
  • Publication number: 20220073783
    Abstract: A hydroxy functional alkyl polyurea is disclosed having the formula presented in claim 1, wherein R comprises an isocyanurate moiety, biuret moiety, allophonate moiety, glycoluril moiety, benzoguanamine moiety, polyetheramine moiety, and/or polymeric moiety different from a polyetheramine and having an Mn of 500 or greater; wherein each RI is independently a hydrogen, alkyl having at least 1 carbon, or a hydroxy functional alkyl having 2 or more carbons and at least one R1 is a hydroxy functional alkyl having 2 or more carbons; and n is 2-6.
    Type: Application
    Filed: November 18, 2021
    Publication date: March 10, 2022
    Inventors: Shanti Swarup, Hongying Zhou, Anthony M. Chasser, Edward R. Millero, JR., Christopher P. Kurtz, John M. Dudik, Xiangling Xu, William Retsch, Tien-Chieh Chao, Benjamin Kabagambe, Ronald Kralic
  • Patent number: 11261265
    Abstract: The present invention is directed to an acrylic polymer prepared from a reaction mixture comprising: (i) an ethylenically unsaturated monomer comprising hydroxyl functional groups; (ii) an ethylenically unsaturated monomer comprising polydialkylsiloxane groups; (iii) an ethylenically unsaturated monomer comprising carboxylic acid functional groups or amine functional groups; and (iv) a reactive diluent that is reactive with the ethylenically unsaturated monomer (iii). The reactive diluent (iv) is present initially in the reaction mixture as a medium in which the monomers polymerize. The present invention is further directed to aqueous polymeric dispersions prepared therefrom and aqueous, curable film-forming compositions prepared from the dispersions. The curable film-forming compositions are low VOC and are useful in methods of mitigating dirt build-up on a substrate.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: March 1, 2022
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Shanti Swarup, Deena M. McHenry, David Walters
  • Patent number: 11242427
    Abstract: An adhesive composition is disclosed. The adhesive composition comprises an epoxy-containing component; rubber particles having a core-shell structure; and a curing component comprising a mixture of an amine-containing compound substantially free of hydroxyl functional groups and a polymeric phenol-containing compound, wherein the amine-containing compound comprises primary and/or secondary amino groups, and wherein the curing component chemically reacts with the epoxy-containing component upon activation from an external energy source. Also disclosed are methods of preparing the adhesive composition and for forming a bonded substrate with the adhesive composition. Further disclosed are curing components for an adhesive composition and methods of making the curing components.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: February 8, 2022
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Masayuki Nakajima, Hongying Zhou, Tien-Chieh Chao, Shanti Swarup
  • Publication number: 20220017767
    Abstract: A coating composition includes: (a) an acid functional polyol polymer having an acid value of greater than 9 mg KOH/g and less than 60 mg KOH/g, and a hydroxyl value of from 100 to 300 mg KOH/g; (b) a non-aminoplast derived crosslinker reactive with the acid functional polyol polymer; and (c) a non-aqueous liquid medium. Further, an equivalent ratio of functional groups on the crosslinker reactive with hydroxyl functional groups to hydroxyl functional groups on the acid functional polyol polymer is within a range of from 0.5 to 1.5. The coating composition is substantially free of an external catalyst. The coating composition cures at a temperature of less than 80° C.
    Type: Application
    Filed: November 1, 2019
    Publication date: January 20, 2022
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Ian Michael Jones, Egle Puodziukynaite, Shanti Swarup, James C. Serene, Paul H. Lamers, Stephen V. Barancyk, Craig A. Wilson
  • Publication number: 20210403745
    Abstract: A coating composition includes: (a) a carboxylic acid functional polyol polymer; (b) a melamine-formaldehyde crosslinker reactive with the carboxylic acid functional polyol polymer; (c) an acid catalyst; and (d) a non-aqueous liquid medium. The carboxylic acid functional polyol polymer has an acid value within a range of from 30 to 120 mg KOH/g and a hydroxyl value within a range of from 60 to 150 mg KOH/g. The melamine-formaldehyde crosslinker includes imino and methylol groups that together make up 35 mole % or less of the total functionality of the melamine-formaldehyde crosslinker, and butyl groups and isobutyl groups that together make up 5 mole % or greater of the total functionality of the melamine-formaldehyde crosslinker. The coating composition cures at a temperature of 100° C. or less.
    Type: Application
    Filed: November 1, 2019
    Publication date: December 30, 2021
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Yaqi Wo, David R. Fenn, Matthew S. Luchansky, Shanti Swarup, Diane L. Wargo, Xiangling Xu
  • Patent number: 11203701
    Abstract: A hydroxy functional alkyl polyurea is disclosed having the formula presented in claim 1, wherein R comprises an isocyanurate moiety, biuret moiety, allophonate moiety, glycoluril moiety, benzoguanamine moiety, polyetheramine moiety, and/or polymeric moiety different from a polyetheramine and having an Mn of 500 or greater; wherein each R1is independently a hydrogen, alkyl having at least 1 carbon, or a hydroxy functional alkyl having 2 or more carbons and at least one R1 is a hydroxy functional alkyl having 2 or more carbons; and n is 2-6.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: December 21, 2021
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Shanti Swarup, Hongying Zhou, Anthony M. Chasser, Edward R. Millero, Jr., Christopher P. Kurtz, John M. Dudik, Xiangling Xu, William H. Retsch, Jr., Tien-Chieh Chao, Benjamin Kabagambe, Jr., Ronald Kralic
  • Patent number: 11198153
    Abstract: A multi-layer coating includes: a first basecoat layer applied over at least a portion of a substrate; and a second basecoat layer applied over the first basecoat layer. The first basecoat layer and second basecoat layer are formed from compositions having a polyhydrazide and core-shell particles dispersed in aqueous mediums. The core-shell particles of the first basecoat composition includes (1) a polymeric core at least partially encapsulated by (2) a polymeric shell comprising urea linkages, and keto and/or aldo functional groups. The polymeric core of the core-shell particles of the first basecoat composition and the second basecoat composition are each independently covalently bonded to at least a portion of the polymeric shell of the core-shell particles.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: December 14, 2021
    Inventors: Xiangling Xu, Richard J. Sadvary, Shanti Swarup, Hongying Zhou
  • Patent number: 11078376
    Abstract: Polyisocyanate-cured coating compositions containing 1,1-di-activated vinyl compounds are described. Also provided are coatings formed from coating compositions comprising 1,1-di-activated vinyl compounds, including multi-layer coatings. Also provided are processes for coating substrates with coating compositions comprising 1,1-di-activated vinyl compounds. Also provided are articles employing the coatings described herein.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: August 3, 2021
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Aditya Gottumukkala, Scott W. Sisco, David R. Fenn, Daniel F. Moyano, Kurt G. Olson, Matthew S. Luchansky, Richard J. Sadvary, Shiryn Tyebjee, Caroline S. Harris, Shanti Swarup
  • Patent number: 11059993
    Abstract: A coating composition including: an aqueous dispersion of self-crosslinkable core-shell particles, where the core-shell particles include (1) a polymeric core at least partially encapsulated by (2) a polymeric shell having urethane linkages, keto and/or aldo functional groups, and hydrazide functional groups, where the polymeric core is covalently bonded to at least a portion of the polymeric shell, and an acrylic polymer, where the acrylic polymer is non-reactive with the polymeric core and the polymeric shell. A substrate coated with a coating formed from the coating composition and a method of improving stain resistance of a substrate are also disclosed.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: July 13, 2021
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Maria Wang, Shanti Swarup, Yu Wang, Xiangling Xu
  • Publication number: 20210202950
    Abstract: An electrode binder of a lithium ion battery comprising: (a) a polyvinylidene binder dispersed in an organic diluent with (b) a (meth)acrylic polymer dispersant. The binder can be used in the assembly of electrodes of lithium ion batteries.
    Type: Application
    Filed: March 12, 2021
    Publication date: July 1, 2021
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Stuart D. Hellring, Randy E. Daughenbaugh, Shanti Swarup, Ellor James Van Buskirk
  • Publication number: 20210187547
    Abstract: Multi-layer coatings comprising polymerization reaction products of 1,1-di-activated vinyl compounds are described. Also provided are processes for coating substrates with curable compositions comprising 1,1-di-activated vinyl compounds. Also provided are articles coated with this composition.
    Type: Application
    Filed: March 10, 2021
    Publication date: June 24, 2021
    Inventors: Scott J. Moravek, Daniel Connor, Adam B. Powell, Kurt G. Olson, Shanti Swarup, Caroline S. Harris, Davina J. Schwartzmiller, Aditya Gottumukkala, John M. Furar, William E. Eibon, Allison G. Condie, Richard J. Sadvary, Scott W. Sisco, Shiryn Tyebjee
  • Publication number: 20210163689
    Abstract: The present invention is directed to compounds that generate nitrogen gas and enhance char formation upon combustion and to intumescent coating compositions containing them. The compounds of the present invention typically comprise a reaction product of: (i) a nitrogen-containing compound; and (ii) a siloxane-containing compound. The nitrogen-containing compound (i) and the siloxane-containing compound (ii) are covalently bonded directly to each other.
    Type: Application
    Filed: December 2, 2019
    Publication date: June 3, 2021
    Applicant: PPG INDUSTRIES OHIO, INC.
    Inventors: W. DAVID POLK, SHANTI SWARUP, HONG LI, SUSAN FUNDY DONALDSON
  • Publication number: 20210143846
    Abstract: The present invention is directed to coated articles demonstrating a transmission of electromagnetic radiation having a frequency of 22 to 81 GHz in the range of 70% to 100%. The articles comprise substrates coated with curable film-forming compositions comprising a first film-forming polymer prepared from at least one hydrophobic monomer, a second film-forming polymer prepared from at least one hydrophobic monomer, and a curing agent. Upon application of the curable film-forming composition to the substrate to form a coating layer, the first film-forming polymer is distributed throughout the coating layer, and the concentration of the second film-forming polymer is greater at the surface of the coating layer than the concentration of the second film-forming polymer within the bulk of the coating layer. The present invention is also drawn to methods of mitigating contaminant build-up on a substrate using the curable film-forming compositions described above.
    Type: Application
    Filed: October 2, 2020
    Publication date: May 13, 2021
    Applicant: PPG INDUSTRIES OHIO, INC.
    Inventors: Daniel F. Moyano, Shanti Swarup, Matthew S. Luchansky, Xiangling Xu, Kristen Kruszewski
  • Patent number: 10987697
    Abstract: Multi-layer coatings comprising polymerization reaction products of 1,1-di-activated vinyl compounds are described. Also provided are processes for coating substrates with curable compositions comprising 1,1-di-activated vinyl compounds. Also provided are articles coated with this composition.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: April 27, 2021
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Scott J. Moravek, Daniel Connor, Adam B. Powell, Kurt G. Olson, Shanti Swarup, Caroline S. Harris, Davina J. Schwartzmiller, Aditya Gottumukkala, John M. Furar, William E. Eibon, Allison G. Condie, Richard J. Sadvary, Scott W. Sisco, Shiryn Tyebjee
  • Patent number: 10975259
    Abstract: A coating composition includes: (a) a first acrylic polymer formed from a reaction mixture including: (i) an ethylenically unsaturated monomer including an acid group or an amine group; (ii) a reactive solvent reactive with the ethylenically unsaturated monomer (i); and (iii) a second monomer reactive with ethylenically unsaturated monomer (i); and (b) a second acrylic polymer different from the first acrylic polymer, where the second acrylic polymer (b) has a Mw of at least 100,000 Da. A method of preparing such a coating composition and coatings and coated substrates formed therefrom are also disclosed. Coatings formed from the disclosed coating composition may exhibit improved stain resistance.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: April 13, 2021
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Maria Wang, Katie L. McGrane, Shanti Swarup