Patents by Inventor Davina Schwartzmiller

Davina Schwartzmiller 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: 10221315
    Abstract: A coating composition is disclosed comprising a film-forming resin and a catalyst component. The catalyst component comprises a catalyst contained within or encapsulated by a carrier; at least some of the catalyst is capable of being released from the carrier via diffusion through the carrier and into the coating composition. Methods of controlling the rate of cure of a curable film-forming composition and increasing the pot life of the composition by adding such catalyst components are also disclosed.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: March 5, 2019
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Scott Moravek, Davina Schwartzmiller, Jane Valenta
  • Patent number: 9796858
    Abstract: A method comprising (a) applying a composition to a substrate as a substantially continuous coating on the substrate, (b) curing the coating, wherein the composition comprises: (i) a polyene, (ii) a polythiol, (iii) 0.001 to 20 percent by weight of an anhydride, and (iv) up to 80 percent by weight of a pigment, particularly wherein the mole ratio of (ii) to (i) being from 0.1 to 10/1; the percentage by weight of (iii) being based on weight of resin solids in the composition and the percentage by weight of (iv) being based on solids weight of the composition.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: October 24, 2017
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Adam B. Powell, Davina Schwartzmiller, Steven Bowles, Scott Moravek
  • Patent number: 9650480
    Abstract: Curable film-forming compositions are provided. The compositions comprise (a) a curing agent comprising reactive functional groups; (b) a film-forming compound comprising functional groups reactive with the reactive functional groups in (a); and (c) a catalyst component added to the curable film-forming composition as a dispersion of micelles in a continuous phase. The catalyst component (c) comprises a catalyst compound contained within or encapsulated by a carrier, and the catalyst compound and carrier together form the micelles in the continuous phase. The carrier comprises block copolymers that comprise at least one hydrophobic block derived from hydrophobic monomers and at least one hydrophilic block derived from (1) hydrophilic monomers and/or (2) monomers containing groups that may be rendered hydrophilic after polymerization.
    Type: Grant
    Filed: April 15, 2015
    Date of Patent: May 16, 2017
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Scott J. Moravek, Steven Bowles, Davina Schwartzmiller, Wei Wang, David Fenn, Adam Bradley Powell
  • Patent number: 9617365
    Abstract: The present invention is directed to catalytic compositions and to curable compositions containing them. Catalytic compositions of the present invention typically comprise: (i) a reactive compound comprising at least one group selected from acid-functional groups and/or groups that may be converted to acid-functional groups; (ii) a metal compound; and (iii) a compound different from (i) and (ii) that catalyzes an addition reaction between an ethylenically unsaturated compound and a thiol. Curable compositions according to the present invention comprise: (a) a polyene, (b) a polythiol, and (c) the afore-mentioned catalytic composition.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: April 11, 2017
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Scott J. Moravek, Steven Bowles, Davina Schwartzmiller, Adam Bradley Powell, Kurt G. Olson, Maurizio Ballarino, Matteo Bertoli, Stefano Gianellini, Terri Ziegler
  • Publication number: 20160376448
    Abstract: A curable composition comprising a polyene, a polythiol and an anhydride is disclosed.
    Type: Application
    Filed: September 13, 2016
    Publication date: December 29, 2016
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Adam B. Powell, Davina Schwartzmiller, Steven Bowles, Scott Moravek
  • Publication number: 20160304678
    Abstract: Curable film-forming compositions are provided. The compositions comprise (a) a curing agent comprising reactive functional groups; (b) a film-forming compound comprising functional groups reactive with the reactive functional groups in (a); and (c) a catalyst component added to the curable film-forming composition as a dispersion of micelles in a continuous phase. The catalyst component (c) comprises a catalyst compound contained within or encapsulated by a carrier, and the catalyst compound and carrier together form the micelles in the continuous phase. The carrier comprises block copolymers that comprise at least one hydrophobic block derived from hydrophobic monomers and at least one hydrophilic block derived from (1) hydrophilic monomers and/or (2) monomers containing groups that may be rendered hydrophilic after polymerization.
    Type: Application
    Filed: April 15, 2015
    Publication date: October 20, 2016
    Inventors: SCOTT J. MORAVEK, STEVEN BOWLES, DAVINA SCHWARTZMILLER, WEI WANG, DAVID FENN, ADAM BRADLEY POWELL
  • Patent number: 9464203
    Abstract: A curable composition comprising a polyene, a polythiol and an anhydride is disclosed.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: October 11, 2016
    Assignee: PPG industries Ohio, Inc.
    Inventors: Adam B. Powell, Davina Schwartzmiller, Steven Bowles, Scott Moravek
  • Publication number: 20160264697
    Abstract: The present invention is directed to catalytic compositions and to curable compositions containing them. Catalytic compositions of the present invention typically comprise: (i) a reactive compound comprising at least one group selected from acid-functional groups and/or groups that may be converted to acid-functional groups; (ii) a metal compound; and (iii) a compound different from (i) and (ii) that catalyzes an addition reaction between an ethylenically unsaturated compound and a thiol. Curable compositions according to the present invention comprise: (a) a polyene, (b) a polythiol, and (c) the afore mentioned catalytic composition.
    Type: Application
    Filed: November 19, 2015
    Publication date: September 15, 2016
    Inventors: SCOTT J. MORAVEK, STEVEN BOWLES, DAVINA SCHWARTZMILLER, ADAM BRADLEY POWELL, KURT G. OLSON, MAURIZIO Ballarino, Matteo Bertoli, Stefano Gianellini, TERRI ZIEGLER
  • Publication number: 20160264812
    Abstract: A curable composition comprising a polyene, a polythiol and an anhydride is disclosed.
    Type: Application
    Filed: March 12, 2015
    Publication date: September 15, 2016
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Adam B. Powell, Davina Schwartzmiller, Steven Bowles, Scott Moravek
  • Publication number: 20150133595
    Abstract: A catalyst composition is provided. The composition comprises at least 30 percent by weight of a catalyst compound based on the total weight of solids in the catalyst composition; and a polymer prepared from ethylenically unsaturated monomers. The polymer either (i) has a backbone derived from substantially hydrophilic monomers and/or monomers containing groups that may be rendered substantially hydrophilic after polymerization, and a plurality of side chains along the backbone derived from substantially hydrophobic monomers, or (ii) has a backbone derived from substantially hydrophobic monomers and a plurality of side chains along the backbone derived from substantially hydrophilic monomers and/or monomers containing groups that may be rendered substantially hydrophilic after polymerization. The catalyst compound is contained within or encapsulated by the polymer. Methods of preparing the catalyst composition and curable compositions containing the catalyst composition are also provided.
    Type: Application
    Filed: November 8, 2013
    Publication date: May 14, 2015
    Applicant: PPG INDUSTRIES OHIO, INC.
    Inventors: Scott Moravek, Davina Schwartzmiller, Steven V. Barancyk, David Fenn
  • Publication number: 20150132497
    Abstract: A coating composition is disclosed comprising a film-forming resin and a catalyst component. The catalyst component comprises a catalyst contained within or encapsulated by a carrier; at least some of the catalyst is capable of being released from the carrier via diffusion through the carrier and into the coating composition. Methods of controlling the rate of cure of a curable film-forming composition and increasing the pot life of the composition by adding such catalyst components are also disclosed.
    Type: Application
    Filed: November 8, 2013
    Publication date: May 14, 2015
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Scott Moravek, Davina Schwartzmiller, Jane Valenta
  • Patent number: 9018327
    Abstract: A catalyst composition is provided. The composition comprises at least 30 percent by weight of a catalyst compound based on the total weight of solids in the catalyst composition; and a polymer prepared from ethylenically unsaturated monomers. The polymer either (i) has a backbone derived from substantially hydrophilic monomers and/or monomers containing groups that may be rendered substantially hydrophilic after polymerization, and a plurality of side chains along the backbone derived from substantially hydrophobic monomers, or (ii) has a backbone derived from substantially hydrophobic monomers and a plurality of side chains along the backbone derived from substantially hydrophilic monomers and/or monomers containing groups that may be rendered substantially hydrophilic after polymerization. The catalyst compound is contained within or encapsulated by the polymer. Methods of preparing the catalyst composition and curable compositions containing the catalyst composition are also provided.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: April 28, 2015
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Scott Moravek, Davina Schwartzmiller, Steven V. Barancyk, David Fenn
  • Publication number: 20140072797
    Abstract: Multilayer coating systems for mitigating ice build-up on a substrate, methods of applying and related substrates are disclosed. The coating system may comprise a first coating, and a second coating deposited on at least a portion of the first coating, wherein the first coating and/or second coating comprises a near-IR absorber. Methods of applying a multilayer coating composition to a substrate may comprise applying a first coating, and applying a second coating over at least a portion of the first coating, wherein the first coating and/or second coating comprises a near-IR absorber.
    Type: Application
    Filed: September 13, 2012
    Publication date: March 13, 2014
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Scott Moravek, Mark P. Bowman, Davina Schwartzmiller, Jane N. Valenta, Edward Rakiewicz, Gordon L. Post
  • Patent number: 7776959
    Abstract: Coatings comprising a polymer comprising a terpene and a monomer polymerized with terpene by free radical polymerization are disclosed. Coatings comprising terpene in greater than 30 wt % are also disclosed as are coatings comprising a terpene and a urea. Copolymers with terpene are also disclosed.
    Type: Grant
    Filed: November 29, 2006
    Date of Patent: August 17, 2010
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Simion Coca, James O'Dwyer, Richard F. Karabin, Stephen J. Thomas, Victoria A. Trettel, Davina Schwartzmiller, Jane N. Valenta, Gregory J. McCollum, Richard J. Sadvary
  • Publication number: 20080121139
    Abstract: Coatings comprising a polymer comprising a terpene and a monomer polymerized with terpene by free radical polymerization are disclosed. Coatings comprising terpene in greater than 30 wt % are also disclosed as are coatings comprising a terpene and a urea. Copolymers with terpene are also disclosed.
    Type: Application
    Filed: November 29, 2006
    Publication date: May 29, 2008
    Inventors: SIMION COCA, JAMES O'DWYER, RICHARD F. KARABIN, STEPHEN J. THOMAS, VICTORIA A. TRETTEL, DAVINA SCHWARTZMILLER, JANE N. VALENTA, GREGORY J. McCOLLUM, RICHARD J. SADVARY
  • Publication number: 20070244258
    Abstract: A clear coating composition for use over a colored basecoat having improved scratch resistance is disclosed. The coating composition comprises a film-forming polymer and a curing agent. The improvement is due to the incorporation in the clear coating composition of an adjuvant resin having functional groups reactive with the curing agent and positioned between the functional groups a moiety having a hydrocarbon chain of at least 10 contiguous carbon atoms.
    Type: Application
    Filed: March 29, 2006
    Publication date: October 18, 2007
    Inventors: Shanti Swarup, Richard Sadvary, Dennis Simpson, Davina Schwartzmiller, Kurt Olson