Patents by Inventor Thomas R. Hockswender

Thomas R. Hockswender 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: 20140331520
    Abstract: Coating compositions comprising a polyurea formed from a reaction mixture comprising: (a) a first component comprising an isocyanate, the first component having a viscosity of ?2000 centipoise at a temperature ?7° C.; and (b) a second component comprising an amine. Substrates coated at least in part with such a composition are also disclosed. Footwear coated at least in part with polyurea are also disclosed.
    Type: Application
    Filed: July 25, 2014
    Publication date: November 13, 2014
    Inventors: George Yakulis, JR., Calum H. Munro, Edward R. Millero, JR., John Furar, Barry A. Russell, Howard L. Senkfor, Debra L. Singer, Steven V. Barancyk, Thomas R. Hockswender
  • Patent number: 8822594
    Abstract: Coating compositions comprising a polyurea formed from a reaction mixture comprising: (a) a first component comprising an isocyanate, the first component having a viscosity of ?2000 centipoise at a temperature ?7° C.; and (b) a second component comprising an amine. Substrates coated at least in part with such a composition are also disclosed. Footwear coated at least in part with polyurea are also disclosed.
    Type: Grant
    Filed: April 20, 2009
    Date of Patent: September 2, 2014
    Assignee: PPG Industries Ohio, Inc.
    Inventors: George Yakulis, Calum H. Munro, Edward R. Millero, Jr., John Furar, Barry A. Russell, Howard L. Senkfor, Debra L. Singer, Steven V. Barancyk, Thomas R. Hockswender
  • Patent number: 8623989
    Abstract: Polyurea/polythiourea compositions comprising the reaction product of a first component comprising isocyanate and a second component comprising an amine, wherein the first component further comprises an isocyanate functional polythioether-polyurethane and/or polythiourethane, and/or the second component further comprises an amine/hydroxy functional polythioether, are disclosed. Methods for using the coating, and substrates coated therewith, are also disclosed.
    Type: Grant
    Filed: July 3, 2007
    Date of Patent: January 7, 2014
    Assignee: PRC De Soto International, Inc.
    Inventors: Howard Senkfor, Thomas R. Hockswender, Nina Bojkova, Paul P. Greigger, Gregory J. McCollum, John R. Gilmore, Chandra B. Rao
  • Publication number: 20130344340
    Abstract: Polyurea/polythiourea compositions comprising the reaction product of a first component comprising isocyanate and a second component comprising an amine, wherein the first component further comprises an isocyanate functional polythioether-polyurethane and/or polythiourethane, and/or the second component further comprises an amine/hydroxy functional polythioether, are disclosed. Methods for using the coating, and substrates coated therewith, are also disclosed.
    Type: Application
    Filed: July 3, 2007
    Publication date: December 26, 2013
    Inventors: Howard Senkfor, Thomas R. Hockswender, Nina Bojkova, Paul P. Greigger, Gregory J. McCollum, John R. Gilmore, Chandra B. Rao
  • Patent number: 8492542
    Abstract: The present invention is directed to a method producing bicyclic guanidine comprising heating a cyclic thiourea to a temperature ranging from ?140° C. in a substantially non-hydrocarbon solvent to form the bicyclic guanidine.
    Type: Grant
    Filed: May 15, 2008
    Date of Patent: July 23, 2013
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Britt A. Minch, Charles R. Hickenboth, Richard F. Karabin, Steven R. Zawacky, Thomas R. Hockswender, Gregory J. McCollum
  • Patent number: 8137813
    Abstract: A coating composition is disclosed comprising polyurea formed from a reaction mixture comprising isocyanate and a triamine/aspartate reaction product resulting from a Michael addition reaction of a triamine with a dialkyl maleate and/or a dialkyl fumarate. The reaction product has a viscosity of less than 2000 cPs, and the triamine has the structure: wherein each n is the same or different and is any integer. Substrates coated with these polyurea coatings comprising this reaction product are also disclosed.
    Type: Grant
    Filed: April 15, 2011
    Date of Patent: March 20, 2012
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Howard Senkfor, Thomas R Hockswender, Steven V. Barancyk, Jonathan T. Martz, Steven R. Zawacky
  • Patent number: 8129026
    Abstract: (Meth)acrylate/aspartate amine curatives comprising the reaction product of a polyamine, a dialkyl maleate and/or dialkyl fumarate, and a (meth)acrylate are disclosed, as are methods for making the same. A polyurea comprising the reaction product of the acrylate/aspartate amine curative and isocyanate is also disclosed, as are coatings comprising such a polyurea and substrates coated with the same.
    Type: Grant
    Filed: April 26, 2011
    Date of Patent: March 6, 2012
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Steve Barancyk, John Furar, Howard Senkfor, Jonathan T. Martz, Thomas R. Hockswender, Anthony M. Chasser
  • Patent number: 8129492
    Abstract: The present invention is directed to a coating composition comprising polyurea formed from a reaction mixture comprising: (a) a first component comprising isocyanate, wherein said isocyanate comprises an isocyanate functional prepolymer formed from a reaction mixture comprising isocyanate and a material comprising a phosphorus-containing polyol; and (b) a second component comprising an amine.
    Type: Grant
    Filed: May 19, 2008
    Date of Patent: March 6, 2012
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Steven V. Barancyk, Howard L. Senkfor, Debra L. Singer, John M. Furar, Michael A. Zalich, Thomas R. Hockswender
  • Publication number: 20120037034
    Abstract: The present invention is directed to a coating composition comprising polyurea formed from a reaction mixture comprising: (a) a first component comprising isocyanate, wherein said isocyanate comprises an isocyanate functional prepolymer formed from a reaction mixture comprising isocyanate and a material comprising a phosphorus-containing polyol; and (b) a second component comprising an amine.
    Type: Application
    Filed: May 19, 2008
    Publication date: February 16, 2012
    Applicant: PPG INDUSTRIES OHIO, INC.
    Inventors: Steven V. Barancyk, Howard L. Senkfor, Debra L. Singer, John M. Furar, Michael A. Zalich, Thomas R. Hockswender
  • Patent number: 8039517
    Abstract: A method of preparing an organic sol of particles is provided. Steps include: a) providing a suspension of particles in an aqueous medium; b) adding an organic liquid to form an admixture where the concentration of particles in the admixture is less than or equal to 40 percent by weight; c) maintaining the admixture at a temperature and pressure and for a time sufficient to reduce the water content to less than 30 percent by weight while simultaneously adding a water-compatible organic liquid at a rate sufficient to maintain a concentration of particles in the admixture at less than or equal to 50 percent by weight; and d) adding at least one polymer while maintaining the admixture at a temperature and pressure and for a time sufficient to provide an organic sol of particles comprising 1 percent by weight or less of water.
    Type: Grant
    Filed: December 1, 2004
    Date of Patent: October 18, 2011
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Lawrence G. Anderson, Debra L. Singer, Thomas R. Hockswender
  • Publication number: 20110206935
    Abstract: (Meth)acrylate/aspartate amine curatives comprising the reaction product of a polyamine, a dialkyl maleate and/or dialkyl fumarate, and a (meth)acrylate are disclosed, as are methods for making the same. A polyurea comprising the reaction product of the acrylate/aspartate amine curative and isocyanate is also disclosed, as are coatings comprising such a polyurea and substrates coated with the same.
    Type: Application
    Filed: April 26, 2011
    Publication date: August 25, 2011
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Steve Barancyk, John Furar, Howard Senkfor, Jonathan T. Martz, Thomas R. Hockswender, Anthony M. Chasser
  • Publication number: 20110195225
    Abstract: A coating composition is disclosed comprising polyurea formed from a reaction mixture comprising isocyanate and a triamine/aspartate reaction product resulting from a Michael addition reaction of a triamine with a dialkyl maleate and/or a dialkyl fumarate. The reaction product has a viscosity of less than 2000 cPs, and the triamine has the structure: wherein each n is the same or different and is any integer. Substrates coated with these polyurea coatings comprising this reaction product are also disclosed.
    Type: Application
    Filed: April 15, 2011
    Publication date: August 11, 2011
    Inventors: Howard Senkfor, Thomas R. Hockswender, Steven V. Barancyk, Jonathan T. Martz, Steven R. Zawachy
  • Patent number: 7972701
    Abstract: A metallic substrate coated at least in part with a multilayer coating composite, comprising at least one of an electrocoat layer, a base coat layer, and a clearcoat layer; and a polyurea formed from a reaction mixture comprising isocyanate and a (meth)acrylated amine reaction product of a monoamine and a poly(meth)acrylate is disclosed. The ratio of equivalents of isocyanate groups to equivalents of amine groups in the polyurea is greater than 1 and the isocyanate functional component and the (meth)acrylated amine functional component can be applied to the substrate at a volume mixing ratio of 1:1. A building comprising a building component coated at least in part with such a polyurea is also disclosed, as is a substrate coated at least in part with such a polyurea, wherein the ratio of equivalents or isocyanate to equivalents of amine groups is greater than 1.3:1.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: July 5, 2011
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Jonathan T. Martz, Thomas R. Hockswender, Steven V. Barancyk, Howard Senkfor
  • Patent number: 7968197
    Abstract: Coating compositions comprising a polyurea formed from a reaction mixture comprising isocyanate and an acrylated amine are disclosed. The (meth)acrylated amine is the reaction product of a polyamine and a (meth)acrylate; when the (meth)acrylate comprises a poly(meth)acrylate, the reaction product further comprises a mono(meth)acrylate and/or a monoamine. Methods for using the coatings, and substrates coated therewith, are also disclosed.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: June 28, 2011
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Steven V. Barancyk, Thomas R. Hockswender, John Furar, Ronald R. Ambrose, Jonathan T. Martz, Howard Senkfor
  • Patent number: 7968212
    Abstract: The reaction product of a triamine and a dialkyl maleate and/or dialkyl fumarate, wherein the reaction product has a viscosity of less than 2000 cPs is disclosed. Polyurea coatings comprising this reaction product are also disclosed, as are substrates coated with the same.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: June 28, 2011
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Howard Senkfor, Thomas R. Hockswender, Steven V. Barancyk, Jonathan T. Martz, Steven R. Zawacky
  • Patent number: 7968198
    Abstract: Coating compositions comprising a polyurea formed from a reaction mixture comprising isocyanate and a (meth)acrylated amine are disclosed. The (meth)acrylated amine is the reaction product of a polyamine and a mono(meth)acrylate; the ratio of equivalents of isocyanate groups to equivalents of amine groups is greater than 1 and the isocyanate and the (meth)acrylated amine reaction product can be applied to a substrate at a volume mixing ratio of 1:1. Methods for using the coatings, and substrates coated therewith are also disclosed.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: June 28, 2011
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Steven V. Barancyk, Thomas R. Hockswender, John Furar, Jonathan T. Martz, Howard Senkfor
  • Patent number: 7960495
    Abstract: (Meth)acrylate/aspartate amine curatives comprising the reaction product of a polyamine, a dialkyl maleate and/or dialkyl fumarate, and a (meth)acrylate are disclosed, as are methods for making the same. A polyurea comprising the reaction product of the acrylate/aspartate amine curative and isocyanate is also disclosed, as are coatings comprising such a polyurea and substrates coated with the same.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: June 14, 2011
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Steve Barancyk, John Furar, Howard Senkfor, Jonathan T. Martz, Thomas R. Hockswender, Anthony M. Chasser
  • Patent number: 7928160
    Abstract: The present invention is directed to a coating composition comprising polyurea and polyurethane. Further, the present invention is directed to a coating composition comprising polyurea or, polyurea and polyurethane, and flame retardant. The polyurea is formed from a reaction mixture comprising isocyanate and amine wherein the ratio of equivalents of isocyanate groups to equivalents of amine groups is greater than 1 and the isocyanate-functional component and the amine-functional component can be applied to a substrate at a volume mixing ratio of 1:1.
    Type: Grant
    Filed: July 27, 2006
    Date of Patent: April 19, 2011
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Howard Senkfor, Paul P. Greigger, Thomas R. Hockswender, Dan M. Bratys
  • Publication number: 20110045725
    Abstract: Film-forming coating compositions are disclosed. The composition comprises a) an epoxy-containing polymer system; and b) a polyacid curing agent comprising two acid functional groups per molecule; wherein the epoxy-containing polymer system comprises: (i) an epoxy resin comprising at least two epoxy functional groups per molecule and which is different from (ii); and (ii) an epoxy functional silsesquioxane. Also disclosed are processes for applying the film-forming composition to a basecoat, and substrates coated in part by a coating deposited from the film-forming compositions.
    Type: Application
    Filed: August 24, 2009
    Publication date: February 24, 2011
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Shan Cheng, Thomas R. Hockswender, Anthony M. Chasser, James P. Rowley, Dennis A. Simpson
  • Publication number: 20100261825
    Abstract: The present invention is directed to a coating composition comprising polyurea formed from a reaction mixture comprising: (a) a first component comprising isocyanate and (b) a second component comprising an amine; and wherein the reaction mixture comprises an anti-oxidant compound a hindered amine light stabilizing compound, or combinations thereof.
    Type: Application
    Filed: April 13, 2010
    Publication date: October 14, 2010
    Inventors: Howard L. Senkfor, Steven V. Barancyk, Rickie A. Brown, John M. Furar, Thomas R. Hockswender, Debra L. Singer, James F. Stewart