Patents by Inventor Richard M. Nugent
Richard M. Nugent 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).
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Patent number: 7476444Abstract: A corrosion resistant, alkali resistant coating composition is disclosed. The composition comprises a binder comprising a reaction product of an epoxy-containing material and a phosphorus-containing material together with a curing agent. Aminoplasts, especially melamine-based aminoplasts, are particularly suitable curing agents. A source of silicon can optionally be included. The compositions also provide excellent adhesion and can be used with or without a weldable primer. The compositions are applied to and cured on a metal substrate.Type: GrantFiled: September 15, 2006Date of Patent: January 13, 2009Assignee: PPG Industries Ohio, Inc.Inventors: Michael J. Pawlik, Dennis W. Jones, Ralph C. Gray, Richard M Nugent, Jr., Yves Le Disert, Laurent Deronne
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Patent number: 7345101Abstract: A corrosion resistant, alkali resistant coating composition is disclosed. The composition comprises a binder comprising a reaction product of an epoxy-containing material and a phosphorus-containing material together with a curing agent. Aminoplasts, especially melamine-based aminoplasts, are particularly suitable curing agents. A source of silicon can optionally be included. The compositions also provide excellent adhesion and can be used with or without a weldable primer. The compositions are applied to and cured on a metal substrate.Type: GrantFiled: February 2, 2006Date of Patent: March 18, 2008Assignee: PPG Industries Ohio, Inc.Inventors: Michael J. Pawlik, Dennis W. Jones, Ralph C. Gray, Richard M. Nugent, Jr., Yves Le Disert, Laurent Deronne
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Publication number: 20070269658Abstract: Disclosed are solvent-borne coating compositions. The solvent-borne coating compositions include (a) an amine-amide compound, and (b) a hydrophobic epoxy resin. The coating compositions can exhibit desirable humidity resistance properties as well as strong adhesive properties to certain polymeric substrates, such as polyamide substrates.Type: ApplicationFiled: June 15, 2006Publication date: November 22, 2007Inventors: Constantine A. Kondos, Ken W. Niederst, Richard M. Nugent
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Patent number: 7282266Abstract: A corrosion resistant, alkali resistant coating composition is disclosed. The composition comprises a binder comprising a reaction product of an epoxy-containing material and a phosphorus-containing material together with a curing agent. Aminoplasts, especially melamine-based aminoplasts, are particularly suitable curing agents. A source of silicon can optionally be included. The compositions also provide excellent adhesion and can be used with or without a weldable primer. The compositions are applied to and cured on a metal substrate.Type: GrantFiled: June 30, 2004Date of Patent: October 16, 2007Assignee: PPG Industries Ohio, Inc.Inventors: Michael J. Pawlik, Dennis W. Jones, Ralph C. Gray, Richard M. Nugent, Jr., Steven D. Perrine
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Publication number: 20070231579Abstract: Provided is a coating composition containing (a) a resinous binder composition including an epoxy-functional polymer; and (b) a solid particulate composition dispersed in the resinous binder composition including (i) an electrically conductive material and (ii) a corrosion inhibitive material. The electrically conductive material (i) and the corrosion inhibitive material (ii) are present in a weight ratio of the conductive material (i) to the corrosion inhibitive material (ii) ranging from 1:8 to 12:1. The composition is characterized in that when applied to a conductive substrate to form a coating thereon, the coating is weldable. Coated substrates and related methods are further provided.Type: ApplicationFiled: March 20, 2007Publication date: October 4, 2007Applicant: PPG INDUSTRIES OHIO, INC.Inventors: Dennis W. Jones, Steven D. Perrine, Richard M. Nugent
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Patent number: 7141619Abstract: A corrosion resistant, alkali resistant coating composition is disclosed. The composition comprises a binder comprising a reaction product of an epoxy-containing material and a phosphorus-containing material together with a curing agent. Aminoplasts, especially melamine-based aminoplasts, are particularly suitable curing agents. A source of silicon can optionally be included. The compositions also provide excellent adhesion and can be used with or without a weldable primer. The compositions are applied to and cured on a metal substrate.Type: GrantFiled: June 30, 2004Date of Patent: November 28, 2006Assignee: PPG Industries Ohio, Inc.Inventors: Michael J. Pawlik, Dennis W. Jones, Ralph C. Gray, Richard M Nugent, Jr., Yves Le Disert, Laurent Deronne
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Patent number: 6984674Abstract: A curable coating composition is disclosed comprising a resinous binder comprising (a) a reaction product of an epoxy-containing polymer with a compound containing phosphorus acid groups, the reaction product having reactive functional groups, and (b) a curing agent having functional groups reactive with the functional groups of (a). An electroconductive pigment is dispersed in (a) such that the weight ratio of the electroconductive pigment to (a) plus (b) is within the range of 0.5 to 9.0:1. When the curable coating composition is deposited and cured on a metal substrate, the cured coating is weldable.Type: GrantFiled: March 18, 2004Date of Patent: January 10, 2006Assignee: PPG Industries Ohio, Inc.Inventors: Ralph C. Gray, Ellor James Van Buskirk, Michael J. Pawlik, Richard M. Nugent, Jr., Dennis W. Jones, Kathleen M. Coldren, Steven D. Perrine, James E. Jones
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Publication number: 20040176515Abstract: A curable coating composition is disclosed comprising a resinous binder comprising (a) a reaction product of an epoxy-containing polymer with a compound containing phosphorus acid groups, the reaction product having reactive functional groups, and (b) a curing agent having functional groups reactive with the functional groups of (a). An electroconductive pigment is dispersed in (a) such that the weight ratio of the electroconductive pigment to (a) plus (b) is within the range of 0.5 to 9.0:1. When the curable coating composition is deposited and cured on a metal substrate, the cured coating is weldable.Type: ApplicationFiled: March 18, 2004Publication date: September 9, 2004Inventors: Ralph C. Gray, Ellor James Van Buskirk, Michael J. Pawlik, Richard M. Nugent, Dennis W. Jones, Kathleen M. Coldren, Steven D. Perrine, James E. Jones
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Patent number: 6777034Abstract: The present invention provides a weldable, coated metal substrate having a pretreatment coating including a reaction product of at least one epoxy-functional material and at least one phosphorus-containing material or amine-containing material and a weldable coating having an electroconductive pigment and a binder deposited thereon.Type: GrantFiled: June 13, 2002Date of Patent: August 17, 2004Assignee: PPG Industries Ohio, Inc.Inventors: Valentin Berger, Ralph C. Gray, Richard M. Nugent, Jr., Michael J. Pawlik
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Patent number: 6750274Abstract: A curable coating composition is disclosed comprising a resinous binder comprising (a) a reaction product of an epoxy-containing polymer with a compound containing phosphorus acid groups, the reaction product having reactive functional groups, and (b) a curing agent having functional groups reactive with the functional groups of (a). An electroconductive pigment is dispersed in (a) such that the weight ratio of the electroconductive pigment to (a) plus (b) is within the range of 0.5 to 9.0:1. When the curable coating composition is deposited and cured on a metal substrate, the cured coating is weldable.Type: GrantFiled: May 16, 2001Date of Patent: June 15, 2004Assignee: PPG Industries Ohio. Inc.Inventors: Ralph C. Gray, Ellor James Van Buskirk, Michael J. Pawlik, Richard M. Nugent, Jr., Dennis W. Jones, Kathleen M. Coldren, Steven D. Perrine, James E. Jones
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Publication number: 20040086718Abstract: A corrosion resistant, alkali resistant coating composition is disclosed. The composition comprises a binder comprising a reaction product of an epoxy-containing material and a phosphorus-containing material together with a curing agent. Aminoplasts, especially melamine-based aminoplasts, are particularly suitable curing agents. A source of silicon can optionally be included. The compositions also provide excellent adhesion and can be used with or without a weldable primer. The compositions are applied to and cured on a metal substrate.Type: ApplicationFiled: November 6, 2002Publication date: May 6, 2004Inventors: Michael J. Pawlik, Dennis W. Jones, Ralph C. Gray, Richard M. Nugent, Yves Le Disert, Laurent Deronne
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Publication number: 20020182418Abstract: The present invention provides a weldable, coated metal substrate having a pretreatment coating including a reaction product of at least one epoxy-functional material and at least one phosphorus-containing material or amine-containing material and a weldable coating having an electroconductive pigment and a binder deposited thereon.Type: ApplicationFiled: June 13, 2002Publication date: December 5, 2002Inventors: Valentin Berger, Ralph C. Gray, Richard M. Nugent, Michael J. Pawlik
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Publication number: 20020151635Abstract: A curable coating composition is disclosed comprising a resinous binder comprising (a) a reaction product of an epoxy-containing polymer with a compound containing phosphorus acid groups, the reaction product having reactive functional groups, and (b) a curing agent having functional groups reactive with the functional groups of (a). An electroconductive pigment is dispersed in (a) such that the weight ratio of the electroconductive pigment to (a) plus (b) is within the range of 0.5 to 9.0:1. When the curable coating composition is deposited and cured on a metal substrate, the cured coating is weldable.Type: ApplicationFiled: May 16, 2001Publication date: October 17, 2002Inventors: Ralph C. Gray, Ellor James Van Buskirk, Michael J. Pawlik, Richard M. Nugent, Dennis W. Jones, Kathleen M. Coldren, Steven D. Perrine, James E. Jones
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Patent number: 6440580Abstract: The present invention provides a weldable, coated metal substrate having a pretreatment coating including a reaction product of at least one epoxy-functional material and at least one phosphorus-containing material or amine-containing material and a weldable coating having an electroconductive pigment and a binder deposited thereon.Type: GrantFiled: December 1, 1998Date of Patent: August 27, 2002Assignee: PPG Industries Ohio, Inc.Inventors: Valentin Berger, Ralph C. Gray, Richard M. Nugent, Jr., Michael J. Pawlik
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Patent number: 6312812Abstract: The present invention provides a metal substrate coated with a first pretreatment composition including a transition element-containing material having one or more Group IIIB elements, Group IVB elements, lanthanide series elements or mixtures thereof; and a second pretreatment composition including a reaction product of at least one epoxy-functional material or derivative thereof and at least phosphorus-containing material, amine-containing material and/or sulfur-containing material deposited upon the first pretreatment composition. If desired, the first and second pretreatment compositions can be combined into a single pretreatment.Type: GrantFiled: December 21, 1999Date of Patent: November 6, 2001Assignee: PPG Industries Ohio, Inc.Inventors: Brian T. Hauser, Ralph C. Gray, Richard M. Nugent, Jr., Michael L. White
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Patent number: 6203913Abstract: The present invention provides coating compositions including: (a) about 75 to about 99.9 weight percent of a crosslinkable film-forming system including one or more crosslinkable film-forming resins and one or more crosslinking materials which is capable of reacting with the film-forming resin to form a crosslinked film; and (b) one or more substantially saturated, predominantly hydrocarbon adhesion promoting agents having an average of more than one pendant or terminal polar group per molecule which are capable of reacting with the crosslinking material, the adhesion promoting agent(s) being present in an amount ranging from about 0.1 to about 25 weight percent on a basis of total resin solids of the coating composition. The coating compositions are useful for directly coating surfaces of thermoplastic and thermosetting plastic substrates, such as TPO and RIM, without the aid of flame or corona pretreatment, or the use of an adhesion promoter.Type: GrantFiled: December 16, 1998Date of Patent: March 20, 2001Assignee: PPG Industries Ohio, Inc.Inventors: Constantine A. Kondos, Edward E. McEntire, Masayuki Nakajima, Richard M. Nugent, Jr.
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Patent number: 6187849Abstract: Disclosed is a temporary, protective dry lubricating coating composition which when deposited and dried on a metallic substrate, is removable by contacting with an aqueous alkaline cleaning solution. The coating composition comprises (a) a wax present in an amount up to 20 weight percent; (b) a base-neutralized, acid functional polymer which is the polymerization reaction product of (i) a polymerizable, ethylenically unsaturated monomer having acid functionality and (ii) at least one polymerizable, ethylenically unsaturated monomer different from (i); and (c) an amine containing an acyclic moiety of from 8 to 30 carbon atoms, the amine being different from the base used to neutralize the acid functional polymer (b). The temporary protective coating is compatible with a wide range of adhesives and sealants used in the assembly of automobiles.Type: GrantFiled: March 25, 1999Date of Patent: February 13, 2001Assignee: PPG Industries Ohio, Inc.Inventors: Richard M. Nugent, Jr., Dennis W. Jones, Michael J. Pawlik, Ralph C. Gray
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Patent number: 5855695Abstract: The composition of a non-chrome post-rinse composition for treating phosphated metal substrates is disclosed. The composition comprises the reaction product of an epoxy-functional material containing at least two epoxy groups; and an alkanolamine, or a mixture of alkanolamines. The composition further comprises a group IV-B metal ion, or a mixture of group IV-B metal ions. Also provided is a non-chrome post-rinse concentrate; a process for treating a phosphated metal substrate comprising contacting said phosphated metal substrate with the non-chrome post-rinse composition described above; and the coated article prepared by this process.Type: GrantFiled: January 21, 1997Date of Patent: January 5, 1999Assignee: PPG Industries, Inc.Inventors: Mark W. McMillen, Richard M. Nugent, Jr.
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Patent number: 5693739Abstract: A cationic final rinse metal treatment composition comprises a water soluble or water dispersible phenolic polymer which is the reaction product of: an amino phenol and either an anhydride-containing polymer or a di-epoxide, said polymer including a group imparting cationic functionality to the polymer.Type: GrantFiled: December 21, 1995Date of Patent: December 2, 1997Assignee: PPG Industries, Inc.Inventors: Edward E. McEntire, Richard M. Nugent, Jr., Ralph C. Gray
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Patent number: 5653823Abstract: The composition of a non-chrome post-rinse composition for treating phosphated metal substrates is disclosed. The composition comprises the reaction product of an epoxy-functional material containing at least two epoxy groups; and an alkanolamine, or a mixture of alkanolamines. The composition further comprises a group IV-B metal ion, or a mixture of group IV-B metal ions. Also provided is a non-chrome post-rinse concentrate; a process for treating a phosphated metal substrate comprising contacting said phosphated metal substrate with the non-chrome post-rinse composition described above; and the coated article prepared by this process.Type: GrantFiled: October 20, 1995Date of Patent: August 5, 1997Assignee: PPG Industries, Inc.Inventors: Mark W. McMillen, Richard M. Nugent, Jr.