Abstract: The present invention is directed to a method for producing bicyclic guanidines comprising heating a reaction mixture comprising cyclic urea and a dehydrating agent to a temperature ?90° C.
Type:
Grant
Filed:
August 21, 2008
Date of Patent:
December 18, 2012
Assignee:
PPG Industries Ohio, Inc.
Inventors:
Donald W. Boyd, Venkatachalam Eswarakrishnan, Charles R. Hickenboth, Richard F. Karabin, Gregory J. McCollum, Britt A. Minch, Thomas C. Moriarity, Steven R. Zawacky
Abstract: Coating compositions are disclosed that include corrosion resisting particles such that the coating composition can exhibit corrosion resistance properties. Also disclosed are substrates at least partially coated with a coating deposited from such a composition and multi-component composite coatings, wherein at least one coating later is deposited from such a coating composition. Methods and apparatus for making ultrafine solid particles are also disclosed.
Abstract: Preformed compositions in shaped form comprising polymer blends, and the use of these preformed compositions in shaped form to seal apertures are disclosed. In certain embodiments, the preformed compositions are electrically conductive and are capable of shielding EMI/RFI radiation. The polymer blend includes a polysulfide component and a polythioether component.
Type:
Grant
Filed:
May 26, 2009
Date of Patent:
January 31, 2012
Assignee:
PRC DeSoto International, Inc.
Inventors:
Michael A. Cosman, Adrian K. Balladares
Abstract: A process for forming a color-clear multilayer coating on a substrate is disclosed. The basecoat is a waterborne coating and the clear topcoat is isocyanate containing and comprises a polyene and a polythiol. The isocyanate can be present as a separate component or can be an isocyanate-functional polyene.
Abstract: Crosslinked coatings comprising a reaction product of a compound containing two or more active hydrogen groups and a lactide are disclosed, as are substrates coated therewith.
Abstract: Modified epoxy resins comprising the reaction product of rosin and a linking molecule, further reacted with an epoxy resin, are disclosed. Aqueous dispersions and coatings comprising these resins are also disclosed.
Abstract: The present invention is directed to a method for producing bicyclic guanidines comprising heating a cyclic urea to a temperature >200° C. to form the bicyclic guanidines.
Type:
Grant
Filed:
May 9, 2008
Date of Patent:
October 18, 2011
Assignee:
PPG Industries Ohio, Inc.
Inventors:
Britt A. Minch, Charles R. Hickenboth, Richard F. Karabin, Steven R. Zawacky, Gregory J. McCollum
Abstract: Methods for preparing pigmented and nonpigmented powder coating compositions are disclosed. The methods generally involve the use of dispersions comprising a fluoropolymer.
Type:
Grant
Filed:
August 28, 2009
Date of Patent:
October 4, 2011
Assignee:
PPG Industries Ohio, Inc.
Inventors:
Ronald R. Ambrose, Anthony M. Chasser, Kristen M. Bartlett, Henry L. Lowman, Joanne M. Funyak
Abstract: Polyesters comprising the reaction product of a polyol and a bis-epoxy reacted with a mono- and/or di-phenolic carboxylic acid and/or ester are disclosed. Food cans coated at least in part on the interior with a composition comprising these polyesters are also disclosed. The composition used on the food cans is substantially free of BPA and BPF and substantially free of BADGE and BFDGE. Food cans coated at least in part on the interior with a composition comprising a polyester having a loss of molecular weight of less than 50% in an acidic medium are also disclosed.
Type:
Grant
Filed:
May 30, 2006
Date of Patent:
July 19, 2011
Assignee:
PPG Industries Ohio, Inc.
Inventors:
Ronald R. Ambrose, Ken W. Niederst, John M. Dudik, Mary Ann M. Fuhry
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
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
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
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
Abstract: A cost-effective and minimally destructive apparatus and method for removing paint and other coatings from a surface. The apparatus comprises a tape having a masking material adapted to adhere to the surface and a stripper, wherein applying the masking material and the stripper can be performed in a single step.
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
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
Abstract: Color harmonization is provided for articles of manufacture comprising different substrate materials. A coating composition is selected that can be applied to the different substrate materials while maintaining substantially uniform visual characteristics of the article. The substrates may include flexible materials such as natural leather, synthetic leather, vinyl, foam, textiles and the like. Examples of articles of manufacture include footwear, automotive upholstery and automotive interiors.
Type:
Grant
Filed:
December 23, 2004
Date of Patent:
March 15, 2011
Assignee:
PPG Industries Ohio, Inc.
Inventors:
Brian K. Rearick, R. Preston Jones, Deborah E. Hayes, Kevin P. Gallagher
Abstract: Sealant and potting formulations comprising a thioether-functional, oligomeric polythiol prepared by reacting together: (a) a compound having at least two thiol functional groups; and (b) a compound having triple bond functionality are disclosed.
Type:
Grant
Filed:
May 4, 2007
Date of Patent:
February 15, 2011
Assignee:
PRC DeSoto International, Inc.
Inventors:
Chester J. Szymanski, Lawrence G. Anderson, Gregory J. McCollum, Nina V. Bojkova