Patents by Inventor Edward F. Rakiewicz
Edward F. Rakiewicz 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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Publication number: 20230203699Abstract: Methods for treating a substrate are disclosed. The substrate is deoxidized and then immersed in an electrodepositable pretreatment composition comprising a lanthanide series element and/or a Group IIIB metal, an oxidizing agent, and a metal-complexing agent to deposit a coating from the electrodepositable pretreatment composition onto a surface of the substrate. Optionally, the electrodepositable pretreatment composition may comprise a surfactant. A coating from a spontaneously depositable pretreatment composition comprising a Group IIIB and/or Group IVB metal may be deposited on the substrate surface prior to electrodepositing a coating from the electrodepositable pretreatment composition. Following electrodeposition of the electrodepositable pretreatment composition, the substrate optionally may be contacted with a sealing composition comprising phosphate and a Group IIIB and/or IVB metal. Substrates treated according to the methods also are disclosed.Type: ApplicationFiled: February 14, 2023Publication date: June 29, 2023Applicant: PRC-DeSoto International, Inc.Inventors: Gordon L. Post, Michael A. Mayo, Edward F. Rakiewicz, Michael J. Pawlik
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Patent number: 11591707Abstract: Methods for treating a substrate are disclosed. The substrate is deoxidized and then immersed in an electrodepositable pretreatment composition comprising a lanthanide series element and/or a Group IIIB metal, an oxidizing agent, and a metal-complexing agent to deposit a coating from the electrodepositable pretreatment composition onto a surface of the substrate. Optionally, the electrodepositable pretreatment composition may comprise a surfactant. A coating from a spontaneously depositable pretreatment composition comprising a Group IIIB and/or Group IVB metal may be deposited on the substrate surface prior to electrodepositing a coating from the electrodepositable pretreatment composition. Following electrodeposition of the electrodepositable pretreatment composition, the substrate optionally may be contacted with a sealing composition comprising phosphate and a Group IIIB and/or IVB metal. Substrates treated according to the methods also are disclosed.Type: GrantFiled: September 10, 2019Date of Patent: February 28, 2023Assignee: PPG Industries Ohio, Inc.Inventors: Gordon L. Post, Michael A. Mayo, Edward F. Rakiewicz, Michael J. Pawlik
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Publication number: 20220416228Abstract: Lithium ion battery anodes including graphenic carbon particles are disclosed. Lithium ion batteries containing such anodes are also disclosed. The anodes include mixtures of lithium-reactive metal particles such as silicon, graphenic carbon particles, and a binder. The use of graphenic carbon particles in the anodes results in improved performance of the lithium ion batteries.Type: ApplicationFiled: August 29, 2022Publication date: December 29, 2022Applicant: PPG Industries Ohio, Inc.Inventors: Noel R. Vanier, David B. Asay, Kurt G. Olson, Edward F. Rakiewicz, Donghai Wang, Ran Yi
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Patent number: 11430979Abstract: Lithium ion battery anodes including graphenic carbon particles are disclosed. Lithium ion batteries containing such anodes are also disclosed. The anodes include mixtures of lithium-reactive metal particles such as silicon, graphenic carbon particles, and a binder. The use of graphenic carbon particles in the anodes results in improved performance of the lithium ion batteries.Type: GrantFiled: March 15, 2013Date of Patent: August 30, 2022Assignee: PPG Industries Ohio, Inc.Inventors: Noel R. Vanier, David B. Asay, Kurt G. Olson, Edward F. Rakiewicz, Donghai Wang, Ran Yi
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Publication number: 20210047737Abstract: Disclosed is a system for treating a substrate surface. The system includes a conditioner composition and a first pretreatment composition. The conditioner composition comprises a hydroxide source and the first pretreatment composition comprises a magnesium element, a halide element, and an oxidizing agent. Methods of treating a substrate surface using the conditioner composition and the first pretreatment composition also are disclosed. Also disclosed are substrates treated with the system and method.Type: ApplicationFiled: February 8, 2019Publication date: February 18, 2021Applicant: PPG Industries Ohio, Inc.Inventors: Gordon L. Post, Michael A. Mayo, Edward F. Rakiewicz, Kevin A. O'Neil
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Patent number: 10752806Abstract: An elastic gas barrier coating composition includes a barrier material dispersed in an aqueous media, a polysulfide, and a curing agent reactive with the polysulfide. When applied to a substrate and cured to form a coating, the barrier material forms a continuous phase and a polysulfide elastomer forms a discontinuous phase. An elastic gas coating is also disclosed that includes a continuous phase with a barrier material and a discontinuous phase with a polysulfide elastomer. Substrates at least partially coated with elastic gas barrier coating compositions are further disclosed.Type: GrantFiled: April 17, 2015Date of Patent: August 25, 2020Assignee: PPG Industries Ohio, Inc.Inventors: Mark P. Bowman, Mark Keitzer, Edward F. Rakiewicz, Roxalana L. Martin, Dennis Leroy Faler
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Publication number: 20200002831Abstract: Methods for treating a substrate are disclosed. The substrate is deoxidized and then immersed in an electrodepositable pretreatment composition comprising a lanthanide series element and/or a Group IIIB metal, an oxidizing agent, and a metal-complexing agent to deposit a coating from the electrodepositable pretreatment composition onto a surface of the substrate. Optionally, the electrodepositable pretreatment composition may comprise a surfactant. A coating from a spontaneously depositable pretreatment composition comprising a Group IIIB and/or Group IVB metal may be deposited on the substrate surface prior to electrodepositing a coating from the electrodepositable pretreatment composition. Following electrodeposition of the electrodepositable pretreatment composition, the substrate optionally may be contacted with a sealing composition comprising phosphate and a Group IIIB and/or IVB metal. Substrates treated according to the methods also are disclosed.Type: ApplicationFiled: September 10, 2019Publication date: January 2, 2020Applicant: PRC-DeSoto International, Inc.Inventors: Gordon L. Post, Michael A. Mayo, Edward F. Rakiewicz, Michael J. Pawlik
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Publication number: 20200002832Abstract: Methods for treating a substrate are disclosed. The substrate is deoxidized and then immersed in an electrodepositable pretreatment composition comprising a lanthanide series element and/or a Group IIIB metal, an oxidizing agent, and a metal-complexing agent to deposit a coating from the electrodepositable pretreatment composition onto a surface of the substrate. Optionally, the electrodepositable pretreatment composition may comprise a surfactant. A coating from a spontaneously depositable pretreatment composition comprising a Group IIIB and/or Group IVB metal may be deposited on the substrate surface prior to electrodepositing a coating from the electrodepositable pretreatment composition. Following electrodeposition of the electrodepositable pretreatment composition, the substrate optionally may be contacted with a sealing composition comprising phosphate and a Group IIIB and/or IVB metal. Substrates treated according to the methods also are disclosed.Type: ApplicationFiled: September 10, 2019Publication date: January 2, 2020Applicant: PRC-DeSoto International, Inc.Inventors: Gordon L. Post, Michael A. Mayo, Edward F. Rakiewicz, Michael J. Pawlik
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Patent number: 10435806Abstract: Methods for treating a substrate are disclosed. The substrate is deoxidized and then immersed in an electrodepositable pretreatment composition comprising a lanthanide series element and/or a Group IIIB metal, an oxidizing agent, and a metal-complexing agent to deposit a coating from the electrodepositable pretreatment composition onto a surface of the substrate. Optionally, the electrodepositable pretreatment composition may comprise a surfactant. A coating from a spontaneously depositable pretreatment composition comprising a Group IIIB and/or Group IVB metal may be deposited on the substrate surface prior to electrodepositing a coating from the electrodepositable pretreatment composition. Following electrodeposition of the electrodepositable pretreatment composition, the substrate optionally may be contacted with a sealing composition comprising phosphate and a Group IIIB and/or IVB metal. Substrates treated according to the methods also are disclosed.Type: GrantFiled: October 12, 2015Date of Patent: October 8, 2019Assignee: PRC-DeSoto International, Inc.Inventors: Gordon L. Post, Michael A. Mayo, Edward F. Rakiewicz, Michael J. Pawlik
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Publication number: 20190177855Abstract: Disclosed is a method of making a treatment composition. A lithium cation and carbon dioxide are combined in an aqueous medium to form the treatment composition comprising lithium carbonate in situ. Also disclosed is a system and method for maintaining a treatment bath formed from a treatment composition comprising lithium carbonate. Carbon dioxide and/or a lithium salt are supplied to the bath in an amount sufficient to maintain the pH of the treatment bath at 9.5 to 12.5, lithium in an amount of 5 ppm to 5,500 ppm (calculated as lithium cation) and carbonate in an amount of 15 ppm to 25,000 ppm (calculated as carbonate) based on total weight of the treatment bath. Substrates treated with the composition, system and method also are disclosed.Type: ApplicationFiled: August 14, 2017Publication date: June 13, 2019Applicant: PRC-DeSoto International, Inc.Inventors: Gordon L. Post, Michael J. Pawlik, Eric L. Morris, Edward F. Rakiewicz, Michael A. Mayo
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Patent number: 9822260Abstract: Disclosed are pretreatment compositions and associated methods for treating metal substrates with pretreatment compositions, including ferrous substrates, such as cold rolled steel and electrogalvanized steel. The pretreatment composition includes: (a) a group IIIB and/or IVB metal; (b) free fluorine; (c) a source of aluminum ions; and (d) water. The methods include contacting the metal substrates with the pretreatment composition.Type: GrantFiled: June 18, 2014Date of Patent: November 21, 2017Assignee: PPG Industries Ohio, Inc.Inventors: Mark W. McMillen, Edward F. Rakiewicz, Mark W. Simpson, James A DeChant
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Publication number: 20170101721Abstract: Methods for treating a substrate are disclosed. The substrate is deoxidized and then immersed in an electrodepositable pretreatment composition comprising a lanthanide series element and/or a Group IIIB metal, an oxidizing agent, and a metal-complexing agent to deposit a coating from the electrodepositable pretreatment composition onto a surface of the substrate. Optionally, the electrodepositable pretreatment composition may comprise a surfactant. A coating from a spontaneously depositable pretreatment composition comprising a Group IIIB and/or Group IVB metal may be deposited on the substrate surface prior to electrodepositing a coating from the electrodepositable pretreatment composition. Following electrodeposition of the electrodepositable pretreatment composition, the substrate optionally may be contacted with a sealing composition comprising phosphate and a Group IIIB and/or IVB metal. Substrates treated according to the methods also are disclosed.Type: ApplicationFiled: October 12, 2015Publication date: April 13, 2017Inventors: Gordon L. Post, Michael A. Mayo, Edward F. Rakiewicz, Michael J. Pawlik
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Patent number: 9574093Abstract: Disclosed are methods for treating metal substrates, including ferrous substrates, such as cold rolled steel and electrogalvanized steel. The methods include depositing an electropositive metal onto at least a portion of the substrate, and then contacting the substrate with a pretreatment composition that is substantially free of crystalline phosphates and chromates. The present invention also relates to coated substrates produced thereby.Type: GrantFiled: September 28, 2007Date of Patent: February 21, 2017Assignee: PPG Industries Ohio, Inc.Inventors: Mark W. McMillen, Edward F. Rakiewicz, Richard F. Karabin, Michelle S. Miles
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Publication number: 20160271930Abstract: An assembly includes a substrate, a film on the substrate, and a coating on the film. The film includes a material permeable to organic solvents, and the coating includes a material reactive with the film. Alternatively, the assembly may include a substrate including a textured region, and a coating on the textured region. The coating mimics the texture of the textured. In an alternative embodiment, a laminate includes a film including a material permeable to organic solvents, a coating on the film, and an adhesive on a second surface of the film. The coating includes a material reactive with the film. In another embodiment, a method for reducing drag on a substrate includes applying a film on a substrate, and applying a coating on the film. The film includes a material permeable to organic solvents, and the coating includes a material reactive with the film.Type: ApplicationFiled: March 9, 2016Publication date: September 22, 2016Inventors: Todd M. Roper, Mark P. Bowman, Edward F. Rakiewicz
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Patent number: 9273399Abstract: Disclosed is a cathode of a lithium-ion battery having a conductive substrate, a first layer covering at least a portion of the conductive substrate comprising a pretreatment composition comprising a Group IIIB and/or Group IVB metal, and a second layer covering at least a portion of the conductive substrate and first layer, the second layer comprising a coating composition comprising a lithium-containing compound. Also disclosed is method for treating a battery cathode and a battery having the treated cathode.Type: GrantFiled: March 15, 2013Date of Patent: March 1, 2016Assignee: PPG Industries Ohio, Inc.Inventors: Stuart D. Hellring, Randy E. Daughenbaugh, Edward F. Rakiewicz, Kevin Thomas Sylvester, Nathan J. Silvernail
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Publication number: 20150368512Abstract: An elastic gas barrier coating composition includes a barrier material dispersed in an aqueous media, a polysulfide, and a curing agent reactive with the polysulfide. When applied to a substrate and cured to form a coating, the barrier material forms a continuous phase and a polysulfide elastomer forms a discontinuous phase. An elastic gas coating is also disclosed that includes a continuous phase with a barrier material and a discontinuous phase with a polysulfide elastomer. Substrates at least partially coated with elastic gas barrier coating compositions are further disclosed.Type: ApplicationFiled: April 17, 2015Publication date: December 24, 2015Inventors: Mark P. Bowman, Mark Keitzer, Edward F. Rakiewicz, Roxalana L. Martin
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Patent number: 8951362Abstract: Disclosed are replenisher compositions and methods of replenishing pretreatment compositions. The methods include adding a replenisher composition to a pretreatment composition wherein the replenisher composition includes: (a) a dissolved complex metal fluoride ion wherein the metal ion comprises a Group IIIA metal, Group IVA metal, Group IVB metal, or combinations thereof; (b) a component comprising an oxide, hydroxide, or carbonate of Group IIIA, Group IVA, Group IVB metals, or combinations thereof; and optionally (c) a dissolved metal ion comprising a Group IB metal, Group IIB metal, Group VIIB metal, Group VIII metal, Lanthanide Series metal, or combinations thereof.Type: GrantFiled: October 8, 2009Date of Patent: February 10, 2015Assignee: PPG Industries Ohio, Inc.Inventors: Shan Cheng, James D. Chant, Nicephoros A. Fotinos, Mark McMillen, Edward F. Rakiewicz, David A. Raney
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Patent number: 8877029Abstract: A process for applying a coating on aluminum substrates by anionic or cationic electrodeposition of an electrodeposition coating including an aqueous dispersion of one or more lanthanide series elements having a +3/+4 oxidation state and phosphated epoxy resin made by phosphating a polyepoxide with both phosphoric acid and an organophosphonic acid and/or an organophosphinic acid. The coating has a reduced tendency to form pinholes.Type: GrantFiled: September 7, 2010Date of Patent: November 4, 2014Assignee: PPG Industries Ohio, Inc.Inventors: Robin M. Peffer, Edward F. Rakiewicz, Michael J. Pawlik, Michelle S. Miles
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Publication number: 20140305803Abstract: Disclosed are pretreatment compositions and associated methods for treating metal substrates with pretreatment compositions, including ferrous substrates, such as cold rolled steel and electrogalvanized steel. The pretreatment composition includes: (a) a group IIIB and/or IVB metal; (b) free fluorine; (c) a source of aluminum ions; and (d) water. The methods include contacting the metal substrates with the pretreatment composition.Type: ApplicationFiled: June 18, 2014Publication date: October 16, 2014Inventors: Mark W. McMillen, Edward F. Rakiewicz, Mark W. Simpson, James A. DeChant
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Publication number: 20140272591Abstract: Lithium ion battery anodes including graphenic carbon particles are disclosed. Lithium ion batteries containing such anodes are also disclosed. The anodes include mixtures of lithium-reactive metal particles such as silicon, graphenic carbon particles, and a binder. The use of graphenic carbon particles in the anodes results in improved performance of the lithium ion batteries.Type: ApplicationFiled: March 15, 2013Publication date: September 18, 2014Inventors: Noel R. Vanier, David B. Asay, Kurt G. Olson, Edward F. Rakiewicz, Donghai Wang, Ran Yi