Patents by Inventor Michael Joseph Michalczyk
Michael Joseph Michalczyk 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: 8921300Abstract: A composition of formula I [Rf(CH2)m(O)n]x-A wherein Rf is a straight or branched perfluoroalkyl group having from about 2 to about 20 carbon atoms, or a mixture thereof, m is a positive integer equal to or greater than 3, n is 0 or 1, x is 1 to about 3, and A is ?SO2B, B is N(R2)2 or N(CH2CH3)(CH2CH2OH), R2 is C1 to C4 alkyl.Type: GrantFiled: May 13, 2009Date of Patent: December 30, 2014Assignee: E I du Pont de Nemours and CompanyInventors: Alexander Borisovich Shtarov, Michael Joseph Michalczyk, Charles Kenneth Taylor
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Publication number: 20130284048Abstract: A composition of formula I [Rf(CH2)m(O)n]x-A wherein Rf is a straight or branched perfluoroalkyl group having from about 2 to about 20 carbon atoms, or a mixture thereof, m is a positive integer equal to or greater than 3, n is 0 or 1, x is 1 to about 3, and A is —P(O)(OR1)y(OM+)3-y-x, —C(O)CH(SO3?M+)CH2C(O)?, —(CH2CH2O)d(CH2CHR2O)eR3, or ?SO2B, M+ is an alkali metal ion, NH4+, or NH2(CH2CH2OH)2, B is N(R)2 or N(CH2CH3)(CH2CH2OH), R1 is C1 to C3 alkyl, and R2 is C1 to C4 alkyl, R3 is H or CH3, y is 0 to about 1, d is 0 to about 16, e is 0 to about 16, provided that (d+e) is from about 3 to about 16 is disclosed.Type: ApplicationFiled: June 24, 2013Publication date: October 31, 2013Inventors: Alexander Borisovich Shtarov, Michael Joseph Michalczyk, Charles Kenneth Taylor
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Patent number: 8242301Abstract: A surfactant of formula 1 (Rf-A)a-Q-([B]k—R)b??Formula 1 wherein a and b are each independently 1 or 2; Rf is a linear or branched perfluoroalkyl radical having from 2 to about 20 carbon atoms, optionally interrupted with at least one oxygen; R is a C1 to C20 linear, branched or cyclic alkyl, or a C6 to C10 aryl; B is —(CH2CHR1O)X—, k is 0 or 1, x is 1 to about 20, A is —(CH2)m[(CHR1CH2O)]S—[(CH2)m(CH)tCHOH(CH2)m]e—, wherein each m is independently 0 to 3, s is 0 to about 30, t is 0 or 1, and e is 0 or 1, R1 is H or CH3, Q is: —OP(O)(O?M+)(O)—, —O—, —S—(CH2)m—C(O)—O—, —SO2—O— —CH2CH2O—C(O)CH2C(OH)(V)CH2C(O)O—; —(CH2CH2O)XCH2CH(OH)—(CH2CH2O)X—(CH2)m—Si[OSi(R2)3]2—, —SO2NR2—, —(CH2CH2O)ZC(O)CH(SO3?M+)CH2C(O)(OCH2CH2)Z— wherein z is 1 to about 15, or a bond when s is a positive integer, V is —C(O)OR3 and R3 is H, CH3 or Rf; R2 is C1 to C4 alkyl, and M+ is a Group 1 metal or an ammonium (NHXR2y)+ cation wherein x+y=4, and R2 is C1 to C4 alkyl, provided that when Q is —OP(O)(O?M+)(O)— or when Q is —(CType: GrantFiled: April 12, 2010Date of Patent: August 14, 2012Assignee: E. I. du Pont de Nemours and CompanyInventors: Charles Kenneth Taylor, Michael Joseph Michalczyk, Erick Jose Acosta
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Patent number: 8071198Abstract: The invention provides a non-stick coating for glass cookware that has good adhesion and stain resistance while maintaining the abrasion resistance of the non-stick coating. The non-stick coating comprises a base coat that contains fluoropolymer and colloidal silica and an overcoat comprising one or more polymer layers containing inorganic filler film hardener.Type: GrantFiled: October 30, 2007Date of Patent: December 6, 2011Assignee: E.I. du Pont de Nemours and CompanyInventors: Michael Joseph Michalczyk, Michael J. Witsch
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Publication number: 20100267843Abstract: A surfactant of formula 1 (Rf-A)a-Q-([B]k—R)b??Formula 1 wherein a and b are each independently 1 or 2; Rf is a linear or branched perfluoroalkyl radical having from 2 to about 20 carbon atoms, optionally interrupted with at least one oxygen; R is a C1 to C20 linear, branched or cyclic alkyl, or a C6 to C10 aryl; B is —(CH2CHR1O)x—, k is 0 or 1, x is 1 to about 20, A is —(CH2)m[(CHR1CH2O)]s—[(CH2)m(CH)tCHOH(CH2)m]e—, wherein each m is independently 0 to 3, s is 0 to about 30, t is 0 or 1, and e is 0 or 1, R1 is H or CH3, Q is: —OP(O)(O?M+)(O)—, —O—, —S—(CH2)m—C(O)—O—, —SO2—O— —CH2CH2O—C(O)CH2C(OH)(V)CH2C(O)O—; —(CH2CH2O)xCH2CH(OH)—(CH2CH2O)x—(CH2)m—Si[OSi(R2)3]2—, —SO2NR2—, —(CH2CH2O)zC(O)CH(SO3?M+)CH2C(O)(OCH2CH2)z— wherein z is 1 to about 15, or a bond when s is a positive integer, V is —C(O)OR3 and R3 is H, CH3 or Rf; R2 is C1 to C4 alkyl, and M+ is a Group 1 metal or an ammonium (NHxR2y)+ cation wherein x+y=4, and R2 is C1 to C4 alkyl, provided that when Q is —OP(O)(O?M+)(O)— or when Q is —(Type: ApplicationFiled: April 12, 2010Publication date: October 21, 2010Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Charles Kenneth Taylor, Michael Joseph Michalczyk, Erick Jose Acosta
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Patent number: 7728163Abstract: A surfactant of formula 1 (Rf-A)a-Q-([B]k—R)b??Formula 1 wherein a and b are each independently 1 or 2; Rf is a linear or branched perfluoroalkyl radical having from 2 to about 20 carbon atoms, optionally interrupted with at least one oxygen; R is a C1 to C20 linear, branched or cyclic alkyl, or a C6 to C10 aryl; B is —(CH2CHR1O)x—, k is 0 or 1, x is 1 to about 20, A is —(CH2)m[(CHR1CH2O)]s—[(CH2)m(CH)tCHOH(CH2)m]e—, wherein each m is independently 0 to 3, s is 0 to about 30, t is 0 or 1, and e is 0 or 1, R1 is H or CH3, Q is: —OP(O)(O?M+)(O)—, —O—, —S—(CH2)m—C(O)—O—, —SO2—O— —CH2CH2O—C(O)CH2C(OH)(V)CH2C(O)O—; —(CH2CH2O)xCH2CH(OH)—(CH2CH2O)x—(CH2)m—Si[OSi(R2)3]2—, —SO2NR2—, —(CH2CH2O)zC(O)CH(SO3?M+)CH2C(O)(OCH2CH2)z— wherein z is 1 to about 15, or a bond when s is a positive integer, V is —C(O)OR3 and R3 is H, CH3 or Rf; R2 is C1 to C4 alkyl, and M+ is a Group 1 metal or an ammonium (NHxR2y)+ cation wherein x+y=4, and R2 is C1 to C4 alkyl, provided that when Q is —OP(O)(O?M+)(O)— or when Q is —(CType: GrantFiled: August 6, 2007Date of Patent: June 1, 2010Assignee: E.I. du Pont de Nemours and CompanyInventors: Charles Kenneth Taylor, Michael Joseph Michalczyk, Erick Jose Acosta
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Patent number: 7704606Abstract: A method for repairing a basecoat/clearcoat finish or coating comprised of a fluorinated organosilane topcoat. A fluorinated urethane additive is added to the fluorinated organosilane topcoat composition to improve recoat adhesion with the repair basecoat.Type: GrantFiled: February 4, 2008Date of Patent: April 27, 2010Assignee: E. I. du Pont de Nemours and CompanyInventors: William Frank Graham, Douglas Robert Anton, Jeffery W. Johnson, Michael Joseph Michalczyk, Sape Kwesi Quashie
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Publication number: 20090221466Abstract: A composition of formula I [Rf(CH2)m(O)n]x-A wherein Rf is a straight or branched perfluoroalkyl group having from about 2 to about 20 carbon atoms, or a mixture thereof, m is a positive integer equal to or greater than 3, n is 0 or 1, x is 1 to about 3, and A is —P(O)(OR1)y(OM+)3?y?x, —C(O)CH(SO3?M+)CH2C(O)?, ?(CH2CH2O)d(CH2CHR2O)eR3, or ?SO2B, M+ is an alkali metal ion, NH4+, or NH2(CH2CH2OH)2, B is N(R)2 or N(CH2CH3)(CH2CH2OH), R1 is C1 to C3 alkyl, and R2 is C1 to C4 alkyl, R3 is H or CH3, y is 0 to about 1, d is 0 to about 16, e is 0 to about 16, provided that (d+e) is from about 3 to about 16 is disclosed.Type: ApplicationFiled: May 13, 2009Publication date: September 3, 2009Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Alexander Borisovich Shtarov, Michael Joseph Michalczyk, Charles Kenneth Taylor
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Patent number: 7553985Abstract: A composition of formula I [Rf(CH2)m(O)n]x-A wherein Rf is a straight or branched perfluoroalkyl group having from about 2 to about 20 carbon atoms, or a mixture thereof, m is a positive integer equal to or greater than 3, n is 0 or 1, x is 1 to about 3, A is —P(O)(OR1)y(OM+)3?y?x, —C(O)CH(SO3?M+)CH2C(O)—, —(CH2CH2O)d(CH2CHR2O)eR3, or —SO2B, M+ is an alkali metal ion, NH4+, or NH2+(CH2CH2OH)2, B is N(R2)2 or N(CH2CH3)(CH2CH2OH), R1 is C1 to C3 alkyl, R2 is C1 to C4 alkyl, R3 is H or CH3, y is 0 to about 1, d is 0 to about 16, e is 0 to about 16, provided that (d+e) is from about 3 to about 16 is disclosed.Type: GrantFiled: November 2, 2005Date of Patent: June 30, 2009Assignee: E.I. du Pont de Nemours and CompanyInventors: Alexander Borisovich Shtarov, Michael Joseph Michalczyk, Charles Kenneth Taylor
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Publication number: 20090042996Abstract: A surfactant of formula 1 (Rf-A)a-Q-([B]k—R)b??Formula 1 wherein a and b are each independently 1 or 2; Rf is a linear or branched perfluoroalkyl radical having from 2 to about 20 carbon atoms, optionally interrupted with at least one oxygen; R is a C1 to C20 linear, branched or cyclic alkyl, or a C6 to C10 aryl; B is —(CH2CHR1O)x—, k is 0 or 1, x is 1 to about 20, A is —(CH2)m[(CHR1CH2O)]s—[(CH2)m(CH)tCHOH(CH2)m]e—, wherein each m is independently 0 to 3, s is 0 to about 30, t is 0 or 1, and e is 0 or 1, R1 is H or CH3, Q is: —OP(O)(O?M+)(O)—, —O—, —S—(CH2)m—C(O)—O—, —SO2—O— —CH2CH2O—C(O)CH2C(OH)(V)CH2C(O)O—; —(CH2CH2O)xCH2CH(OH)—(CH2CH2O)x—(CH2)m—Si[OSi(R2)3]2—, —SO2NR2—, —(CH2CH2O)zC(O)CH(SO3?M+)CH2C(O)(OCH2CH2)z— wherein z is 1 to about 15, or a bond when s is a positive integer, V is —C(O)OR3 and R3 is H, CH3 or Rf; R2 is C1 to C4 alkyl, and M+ is a Group 1 metal or an ammonium (NHxR2y)+ cation wherein x+y=4, and R2 is C1 to C4 alkyl, provided that when Q is —OP(O)(O?M+)(O)— or when Q is —(Type: ApplicationFiled: August 6, 2007Publication date: February 12, 2009Inventors: Charles Kenneth Taylor, Michael Joseph Michalczyk, Erick Jose Acosta
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Publication number: 20080131595Abstract: A method for repairing a basecoat/clearcoat finish or coating comprised of a fluorinated organosilane topcoat. A fluorinated urethane additive is added to the fluorinated organosilane topcoat composition to improve recoat adhesion with the repair basecoat.Type: ApplicationFiled: February 4, 2008Publication date: June 5, 2008Inventors: William F. Graham, Douglas Robert Anton, Jeffery W. Johnson, Michael Joseph Michalczyk, Sape Kwesi Quashie
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Publication number: 20080118741Abstract: The invention provides a non-stick coating for glass cookware that has good adhesion and stain resistance while maintaining the abrasion resistance of the non-stick coating. The non-stick coating comprises a base coat that contains fluoropolymer and colloidal silica and an overcoat comprising one or more polymer layers containing inorganic filler film hardener.Type: ApplicationFiled: October 30, 2007Publication date: May 22, 2008Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Michael Joseph Michalczyk, Michael J. Witsch
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Patent number: 7348389Abstract: A method for repairing a basecoat/clearcoat finish or coating comprised of a fluorinated organosilane topcoat. A fluorinated urethane additive is added to the fluorinated organosilane topcoat composition to improve recoat adhesion with the repair basecoat.Type: GrantFiled: September 22, 2003Date of Patent: March 25, 2008Assignee: E. I. du Pont de Nemours and CompanyInventors: William F. Graham, Douglas Robert Anton, Jeffery W. Johnson, Michael Joseph Michalczyk, Sape Kwesi Quashie
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Patent number: 7288282Abstract: A coating composition containing a film-forming organosilane polymer, optionally a non-aqueous dispersed polymer, and a crosslinking agent selected from one or both of an organic polyisocyanate and melamine crosslinker. Fluorine functionalities are incorporated in the organosilane polymer to enhance soil resistance and cleanability. The coating composition can be used as a clearcoat over a conventional pigmented basecoat. The coating composition provides improved soil resistance and cleanability.Type: GrantFiled: September 22, 2003Date of Patent: October 30, 2007Assignee: E. I. du Pont de Nemours and CompanyInventors: William F. Graham, Douglas Robert Anton, Jeffery W. Johnson, Michael Joseph Michalczyk, Sape Kwesi Quashie
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Patent number: 6933005Abstract: A method for repairing a basecoat/clearcoat finish or coating comprised of a fluorinated organosilane topcoat. A fluorourethane star polyester additive is added to the fluorinated organosilane topcoat composition to improve recoat adhesion with the repair basecoat.Type: GrantFiled: September 22, 2003Date of Patent: August 23, 2005Assignee: E. I. du Pont de Nemours and CompanyInventors: William F. Graham, Douglas Robert Anton, Jeffery W. Johnson, Michael Joseph Michalczyk, Sape Kwesi Quashie
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Patent number: 6271289Abstract: A composition providing stain resistance to stone, masonry and other surfaces is provided comprising a mixture of a fluoroalkyl phosphate and a fluoroacrylate polymer.Type: GrantFiled: October 13, 2000Date of Patent: August 7, 2001Assignee: E. I. du Pont de Nemours and CompanyInventors: John Mark Longoria, Michael Joseph Michalczyk, John J. Fitzgerald
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Patent number: 6177196Abstract: Fluorinated vinyl ethers having phosphorus-containing groups are useful as monomers in making fluoropolymers having functional sites.Type: GrantFiled: February 23, 1999Date of Patent: January 23, 2001Assignee: E. I. du Pont de Nemours and CompanyInventors: Paul Douglas Brothers, Ming-Hong Hung, Michael Joseph Michalczyk, Tatsuhiro Takahashi
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Patent number: 5969067Abstract: Fluorinated vinyl ethers having phosphorus-containing groups are useful as monomers in making fluoropolymers having functional sites.Type: GrantFiled: September 9, 1997Date of Patent: October 19, 1999Assignee: E.I. Dupont de Nemours and CompanyInventors: Paul Douglas Brothers, Ming-Hong Hung, Michael Joseph Michalczyk, Tatsuhiro Takahashi
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Patent number: 5876686Abstract: This invention relates to a process for the preparation of an inorganic oxide gel comprising contacting at least one fluorinated inorganic oxide precursor with a fluorinated gelling agent in the presence of at least one fluorinated solvent to form a solution; allowing sufficient time for gelation to occur; and isolating the inorganic oxide gel. Gels made by this process are useful as coatings and as components in inorganic/organic hybrid materials.Type: GrantFiled: June 14, 1996Date of Patent: March 2, 1999Assignee: E. I. du Pont de Nemours and CompanyInventors: Michael Joseph Michalczyk, Kenneth George Sharp
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Patent number: 5798430Abstract: The present invention pertains to molecular and oligomeric organo-silicon compounds bearing fluorine atoms, soluble in fluorinated solvents and useful as precursors to network materials.Type: GrantFiled: June 14, 1996Date of Patent: August 25, 1998Assignee: E. I. du Pont de Nemours and CompnayInventors: Michael Joseph Michalczyk, Kenneth George Sharp