Patents by Inventor Michael Henry Ober
Michael Henry Ober 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: 11518894Abstract: The present invention is a composition of (a) a coating base selected from a water-dispersed coating, an epoxy polymer coating, an alkyd coating, a Type I urethane coating, or an unsaturated polyester coating; and (b) a fluorinated ester compound having a plurality of fluoroalkyl thioether groups, wherein the number average molecular weight of the fluorinated ester compound is ?30,000 Da; and where the fluorinated group Rf is independently a straight or branched perfluoroalkyl group of 2 to 20 carbon atoms, which is optionally interrupted by one or more CH2, CFH, ether oxygens —O—, or combinations thereof. The fluorinated ester compounds provide cleanability to the resulting coating made from the present composition.Type: GrantFiled: June 11, 2018Date of Patent: December 6, 2022Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Jelena Lasio, Michael Henry Ober, Francis J Woerner, Hing Yim
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Publication number: 20210139716Abstract: The present invention is a composition of (a) a coating base selected from a water-dispersed coating, an epoxy polymer coating, an alkyd coating, a Type I urethane coating, or an unsaturated polyester coating; and (b) a fluorinated ester compound having a plurality of fluoroalkyl thioether groups, wherein the number average molecular weight of the fluorinated ester compound is ?30,000 Da; and where the fluorinated group Rf is independently a straight or branched perfluoroalkyl group of 2 to 20 carbon atoms, which is optionally interrupted by one or more CH2, CFH, ether oxygens —O—, or combinations thereof. The fluorinated ester compounds provide cleanability to the resulting coating made from the present composition.Type: ApplicationFiled: June 11, 2018Publication date: May 13, 2021Applicant: THE CHEMOURS COMPANY FC, LLCInventors: JELENA LASIO, MICHAEL HENRY OBER, FRANCIS J WOERNER, HING YIM
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Patent number: 10899939Abstract: The invention relates to a crosslinkable fluorinated urethane compound having at least one ethylenically unsaturated functional group. Such compounds are useful as coatings additives such that, when the coating is applied to a substrate, the additive compound is allowed to first migrate to the surface and subsequently crosslink to form a durable oil-, dirt-, and water-repellent surface.Type: GrantFiled: August 18, 2020Date of Patent: January 26, 2021Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Anilkumar Raghavapillai, Michael Henry Ober, Vincent Franco
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Publication number: 20200377742Abstract: The invention relates to a crosslinkable fluorinated urethane compound having at least one ethylenically unsaturated functional group. Such compounds are useful as coatings additives such that, when the coating is applied to a substrate, the additive compound is allowed to first migrate to the surface and subsequently crosslink to form a durable oil-, dirt-, and water-repellent surface.Type: ApplicationFiled: August 18, 2020Publication date: December 3, 2020Applicant: THE CHEMOURS COMPANY FC, LLCInventors: Anilkumar Raghavanpillai, Michael Henry Ober, Vincent Franco
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Patent number: 10781283Abstract: The invention relates to a crosslinkable fluorinated urethane compound having at least one ethylenically unsaturated functional group. Such compounds are useful as coatings additives such that, when the coating is applied to a substrate, the additive compound is allowed to first migrate to the surface and subsequently crosslink to form a durable oil-, dirt-, and water-repellent surface.Type: GrantFiled: April 28, 2016Date of Patent: September 22, 2020Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Anilkumar Raghavanpillai, Michael Henry Ober, Vincent Franco
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Patent number: 10696850Abstract: The present invention comprises a crosslinkable polymer compound comprising a fluorinated Unit A, an optional hydrophilic Unit B, an optional acidic or neutralized acid Unit C, a crosslinkable pendant olefin group-containing Unit D, and an optional hydrophobic alkyl Unit E. Such polymeric compounds are useful as coatings additives such that, when the coating is applied to a substrate, the additive compound is allowed to first migrate to the surface and subsequently crosslink to form a durable oil-, dirt-, and water-repellent surface.Type: GrantFiled: April 28, 2016Date of Patent: June 30, 2020Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Anilkumar Raghavanpillai, James J. Hughes, Vincent Franco, John Russell Crompton, Jr., Brad M Rosen, Hau-Nan Lee, Michael Henry Ober, Dan Qing Wu
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Patent number: 10442952Abstract: The present invention comprises a composition and method of use for providing durable dirt pickup resistance to architectural coatings. Such compositions comprise a coating base and a post-modified crosslinkable fluoropolymer additive, such that the coatings additive is allowed to migrate to the coating surface and further cure once applied to a substrate. The compositions of the present invention provide durability to coating compositions, while also providing surface effects such as increased water and oil contact angles, enhanced dirt pickup resistance, and enhanced cleanability to the coating films.Type: GrantFiled: April 27, 2016Date of Patent: October 15, 2019Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Anilkumar Raghavanpillai, Brad M. Rosen, James J. Hughes, Vincent Franco, John Russell Crompton, Jr., Kai Qi, Michael Henry Ober
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Publication number: 20180118956Abstract: The present invention comprises a crosslinkable polymer compound comprising a fluorinated Unit A, an optional hydrophilic Unit B, an optional acidic or neutralized acid Unit C, a crosslinkable pendant olefin group-containing Unit D, and an optional hydrophobic alkyl Unit E. Such polymeric compounds are useful as coatings additives such that, when the coating is applied to a substrate, the additive compound is allowed to first migrate to the surface and subsequently crosslink to form a durable oil-, dirt-, and water-repellent surface.Type: ApplicationFiled: April 28, 2016Publication date: May 3, 2018Inventors: ANILKUMAR RAGHAVANPILLAI, JAMES J. HUGHES, VINCENT FRANCO, JOHN RUSSELL CROMPTON, JR., BRAD M. ROSEN, HAU-NAN LEE, MICHAEL HENRY OBER, DAN QING WU
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Publication number: 20180112097Abstract: The present invention comprises a composition and method of use for providing durable dirt pickup resistance to architectural coatings. Such compositions comprise a coating base and a post-modified crosslinkable fluoropolymer additive, such that the coatings additive is allowed to migrate to the coating surface and further cure once applied to a substrate. The compositions of the present invention provide durability to coating compositions, while also providing surface effects such as increased water and oil contact angles, enhanced dirt pickup resistance, and enhanced cleanability to the coating films.Type: ApplicationFiled: April 27, 2016Publication date: April 26, 2018Inventors: ANILKUMAR RAGHAVANPILLAI, BRAD M. ROSEN, JAMES J. HUGHES, VINCENT FRANCO, JOHN RUSSELL CROMPTON JR, KAI QI, MICHAEL HENRY OBER
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Publication number: 20180100032Abstract: The invention relates to a crosslinkable fluorinated urethane compound having at least one ethylenically unsaturated functional group. Such compounds are useful as coatings additives such that, when the coating is applied to a substrate, the additive compound is allowed to first migrate to the surface and subsequently crosslink to form a durable oil-, dirt-, and water-repellent surface.Type: ApplicationFiled: April 28, 2016Publication date: April 12, 2018Inventors: ANILKUMAR RAGHAVANPILLAI, MICHAEL HENRY OBER, VINCENT FRANCO
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Patent number: 9464160Abstract: The present invention comprises fluorinated ethoxylated polyurethanes of formula [Rf—(X)n—(CH2CHR1—O)m—CH2CH2—O—C(O)—NH]p-A, wherein Rf is a C1 to C6 perfluoroalkyl; X is a divalent radical; n is 0 or 1; R1 is H or C1 to C4 alkyl; m is 1 to 20; p is a positive integer of at least 2; and A is the residue of a polyisocyanate, and methods for altering surface behavior of liquids using such compounds.Type: GrantFiled: August 27, 2010Date of Patent: October 11, 2016Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Michael Henry Ober, Kathleen L. Kanetsky, Allison Mary Yake
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Publication number: 20150112036Abstract: The present invention relates to a polymer comprising the reaction product of: (a) a compound of Formula (3), or a mixture thereof: defined herein and (b) at least one ethylenically unsaturated monomer having a functional group. The present invention also relates to a polymer having at least one carbamate linkage prepared by: (i) reacting (a) at least one diisocyanate, polyisocyanate, or mixture thereof, having isocyanate groups, and (b) at least one fluorinated compound selected from the formula (2): defined herein and (ii) optionally reacting with (c) water, a linking agent, or a mixture thereof. The polymers are useful as additives in coating compositions and film forming foams, which impart surface effects to substrates coated with such compositions and to film forming foams.Type: ApplicationFiled: October 17, 2013Publication date: April 23, 2015Applicant: E I DU PONT DE NEMOURS AND COMPANYInventors: Roman B. LARICHEV, Michael Henry OBER, John SINICROPI
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Patent number: 8975348Abstract: A solvent-based non-aqueous fluorinated methacrylate polymer comprising repeating units in any sequence from (1) at least one fluorinated methacrylate, and (2) at least one non-fluorinated alkyl acrylate and (3) at least one non-fluorinated hydroxyalkyl methacrylate, provided that a) the repeating unit of fluorinated methacrylate is present in a range of about 40%-80% by weight of total monomers added, b) the repeating unit of non-fluorinated alkyl acrylate is present in a range of about 10%-35% by weight of total monomers added, and c) the repeating unit of non-fluorinated hydroxyalkyl methacrylate is present in a range of about 5%-25% by weight of total monomers added, and d) the total of all repeating units is 100% by weight.Type: GrantFiled: January 21, 2011Date of Patent: March 10, 2015Assignee: E I du Pont de Nemours and CompanyInventors: Michael Henry Ober, Ernest Byron Wysong, Timothy Edward Hopkins, Andrew Hen Liu
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Publication number: 20140154519Abstract: A solvent-based non-aqueous fluorinated methacrylate polymer comprising repeating units in any sequence from (1) at least one fluorinated methacrylate, and (2) at least one non-fluorinated alkyl acrylate and (3) at least one non-fluorinated hydroxyalkyl methacrylate, provided that a) the repeating unit of fluorinated methacrylate is present in a range of about 40%-80% by weight of total monomers added, b) the repeating unit of non-fluorinated alkyl acrylate is present in a range of about 10%-35% by weight of total monomers added, and c) the repeating unit of non-fluorinated hydroxyalkyl methacrylate is present in a range of about 5%-25% by weight of total monomers added, and d) the total of all repeating units is 100% by weight.Type: ApplicationFiled: November 5, 2013Publication date: June 5, 2014Applicant: E I DU PONT DE NEMOURS AND COMPANYInventors: Michael Henry Ober, John Christopher Sworen, Ernest Byron Wysong, Kathleen L. Kanetsky
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Patent number: 8324314Abstract: A composition for imparting surface properties to substrates comprising a polymer of at least one polyurethane having at least one urea linkage prepared by: (i) reacting (a) at least one diisocyanate, polyisocyanate, or mixture thereof, having isocyanate groups, and (b) at least one fluorinated compound selected from the formula (I): Rf1-L-X??(I) wherein Rf1 is a monovalent, partially or fully fluorinated, linear or branched, alkyl radical having 2 to 100 carbon atoms; optionally interrupted by 1 to 50 oxygen atoms; wherein the ratio of carbon atoms to oxygen atoms is at least 2:1 and no oxygen atoms are bonded to each other; L is a bond or a linear or branched divalent linking group having 1 to about 20 carbon atoms, said linking group optionally interrupted by 1 to about 4 hetero-radicals selected from the group consisting of —O—, —NR1—, —S—, —SO—, —SO2—, and —N(R1)C(O)— wherein R1 is H or C1 to C6 alkyl, and said linking group optionally substituted with CH2Cl; X is an isocyanate-reactive group selecType: GrantFiled: October 12, 2009Date of Patent: December 4, 2012Assignee: E.I. du Pont de Nemours and CompanyInventors: Gerald Oronde Brown, Michael Henry Ober
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Patent number: 8128711Abstract: A polymer having at least one carbamate linkage prepared by: (i) reacting (a) at least one diisocyanate, polyisocyanate, or mixture thereof, and (b) at least one fluorinated compound selected from the formula (I): Rf(CH2)x[(CF2CF2)y(CH2CH2)z]m(R1)r—xH??(I) wherein Rf is a perfluoroalkyl group having 1 to about 6 carbon atoms; the total number of carbons in said formula (I) excluding (R1)r—XH ranges from about 8 to about 22; and (ii) optionally reacting with (c) water, a linking agent, or a mixture thereof.Type: GrantFiled: May 16, 2011Date of Patent: March 6, 2012Assignee: E. I. du Pont de Nemours and CompanyInventors: Weiming Qiu, Yun Yang, Michael Henry Ober, Anilkumar Raghavanpillai
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Publication number: 20120053252Abstract: The present invention comprises fluorinated ethoxylated polyurethanes of formula [Rf—(X)n—(CH2CHR1—O)m—CH2CH2—O—C(O)—NH]p-A, wherein Rf is a C1 to C6 perfluoroalkyl; X is a divalent radical; n is 0 or 1; R1 is H or C1 to C4 alkyl; m is 1 to 20; p is a positive integer of at least 2; and A is the residue of a polyisocyanate, and methods for altering surface behavior of liquids using such compounds.Type: ApplicationFiled: August 27, 2010Publication date: March 1, 2012Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: Michael Henry Ober, Kathleen L. Kanetsky, Allison Mary Yake
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Publication number: 20110217506Abstract: A polymer having at least one carbamate linkage prepared by: (i) reacting (a) at least one diisocyanate, polyisocyanate, or mixture thereof, and (b) at least one fluorinated compound selected from the formula (I): Rf(CH2)x[(CF2CF2)y(CH2CH2)z]m(R1)r—XH??(I) wherein Rf is a perfluoroalkyl group having 1 to about 6 carbon atoms; subscript x is 1 to about 6; subscripts y, z and m are each independently 1, 2 or 3, or a mixture thereof; subscript r is 0 or 1; the total number of carbons in said formula (I) excluding (R1)r—XH ranges from about 8 to about 22; X is —O—, —NR—, —S—, —S(CH2)tO—, or —S(CH2)tNR—; subscript t is from 1 to about 10; R is H or C1-4 alkyl; R1 is certain divalent radicals; n is 2 to 4; s is 1 to about 50; R2, R3, and R4 are each independently hydrogen or a C1-C6 alkyl group; and (ii) optionally reacting with (c) water, a linking agent, or a mixture thereof.Type: ApplicationFiled: May 16, 2011Publication date: September 8, 2011Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Weiming Qiu, Yun Yang, Michael Henry Ober, Anilkumar Raghavanpillai
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Publication number: 20110200829Abstract: A solvent-based non-aqueous fluorinated methacrylate polymer comprising repeating units in any sequence from (1) at least one fluorinated methacrylate, and (2) at least one non-fluorinated alkyl acrylate and (3) at least one non-fluorinated hydroxyalkyl methacrylate, provided that a) the repeating unit of fluorinated methacrylate is present in a range of about 40%-80% by weight of total monomers added, b) the repeating unit of non-fluorinated alkyl acrylate is present in a range of about 10%-35% by weight of total monomers added, and c) the repeating unit of non-fluorinated hydroxyalkyl methacrylate is present in a range of about 5%-25% by weight of total monomers added, and d) the total of all repeating units is 100% by weight.Type: ApplicationFiled: January 21, 2011Publication date: August 18, 2011Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Michael Henry Ober, Ernest Byron Wysong, Timothy Edward Hopkins, Andrew Hen Liu
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Patent number: 7968669Abstract: A polymer having at least one carbamate linkage prepared by: (i) reacting (a) at least one diisocyanate, polyisocyanate, or mixture thereof, and (b) at least one fluorinated compound selected from the formula (I): Rf(CH2)x[(CF2CF2)y(CH2CH2)z]m(R1)r-xH??(I) wherein Rf is a perfluoroalkyl group having 1 to about 6 carbon atoms; the total number of carbons in said formula (I) excluding (R1)r-XH ranges from about 8 to about 22; and (ii) optionally reacting with (c) water, a linking agent, or a mixture thereof.Type: GrantFiled: May 16, 2008Date of Patent: June 28, 2011Assignee: E.I. du Pont de Nemours and CompanyInventors: Weiming Qiu, Yun Yang, Michael Henry Ober, Anilkumar Raghavanpillai