Patents by Inventor Allison Mary Yake

Allison Mary Yake 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).

  • Patent number: 9464160
    Abstract: 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: Grant
    Filed: August 27, 2010
    Date of Patent: October 11, 2016
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Michael Henry Ober, Kathleen L. Kanetsky, Allison Mary Yake
  • Patent number: 9328317
    Abstract: This invention is directed to a composition capable of imparting surface effects to a liquid by contacting the liquid with a partially fluorinated phosphate with an ammonium cation (NH2R1R2)+ wherein R1 and R2 are independently linear or branched organic groups containing at least one carboxylate moiety and one amino moiety, and optionally be substituted, interrupted, or both with oxygen, sulfur, or nitrogen-containing moieties, or with cyclic alkyl or aryl moieties containing up to 10 carbon atoms.
    Type: Grant
    Filed: February 20, 2012
    Date of Patent: May 3, 2016
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Sheng Peng, Allison Mary Yake, Xianjun Meng
  • Patent number: 8859799
    Abstract: The present invention relates to a compound of formula (1), or mixtures thereof: wherein Rf, X, Y, A, p, m, n, r, q, x, M, R1, R2, Z, a, and R6 are defined herein; wherein at least one of p or m is a positive integer; provided that, when q is 0, r is (3?x), and when q is 1, r and x are each 1; provided that, if n is greater than 2, then p is 1; provided that, if m is 0 then Y is a single bond, and if m is a positive integer then Y is 0; and provided that when R1 is greater than 8 carbons, the ratio of hetero atoms to carbon atoms is at least 1:2.
    Type: Grant
    Filed: October 17, 2013
    Date of Patent: October 14, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Roman B Larichev, Xianjun Meng, Allison Mary Yake
  • Patent number: 8580715
    Abstract: A composition comprising a fluorinated pyridinium cationic compound of formula (I) wherein Rf is R1(CH2CH2)n—, R1 is a C7 to C20 perfluoroalkyl group interrupted by at least one catenary oxygen atom, each oxygen bonded to two carbon atoms, n is an integer of 1 to 3, and R is H, C1 to C5 linear or branched alkyl, or C1 to C5 linear or branched alkoxy, having surfactant properties for lowering surface tension in an aqueous medium or solvent medium, and for use as a foaming agent.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: November 12, 2013
    Assignee: E I du Pont de Nemours and Company
    Inventors: Sheng Peng, Allison Mary Yake, Cheryl Lynn Iaconelli
  • Publication number: 20130210976
    Abstract: An improved method for lowering the surface tension of coating compositions wherein a surfactant is contacted with the coating composition, wherein the improvement comprises contacting said coating composition with a surfactant having mono-substituted fluorophosphates present at greater than or equal to 50 mol % than bis-substituted phosphates and substrates treated with the coating composition.
    Type: Application
    Filed: February 13, 2012
    Publication date: August 15, 2013
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: SHENG PENG, ALLISON MARY YAKE, XIANJUN MENG
  • Publication number: 20130112908
    Abstract: This invention is directed to a composition capable of imparting surface effects to a liquid by contacting the liquid with a partially fluorinated phosphate with an ammonium cation (NH2R1R2)+ wherein R1 and R2 are independently linear or branched organic groups containing at least one carboxylate moiety and one amino moiety, and optionally be substituted, interrupted, or both with oxygen, sulfur, or nitrogen-containing moieties, or with cyclic alkyl or aryl moieties containing up to 10 carbon atoms.
    Type: Application
    Filed: February 20, 2012
    Publication date: May 9, 2013
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Sheng PENG, Allison Mary YAKE, Xianjun MENG
  • Patent number: 8242312
    Abstract: The present invention comprises a compound of a compound of Formula 1 wherein Rf is a C2 to C12 perfluoroalkyl optionally interrupted by one to four moieties each independently selected from the group consisting of —CH2—, —O—, —S—, —S(O)—, and —S(O)2—; n is 1 to 6; m is 0 to 2, provided that m is less than or equal to n. X and Y are each independently O or NR, R is hydrogen or C1 to C6 alkyl; R1, and R2 are each independently C1 to C6 alkyl, optionally containing one or more oxygen atoms and may form a ring selected from the group of piperidine, pyrrolidine, and morpholine; and R3 is O?, (CH2)pC(O)O?, (CH2)pCH(OH)(CH2)SO3?, and (CH2)qSO3?; p is 1 to 4; and q is 2 to 4 which is useful as a surfactant.
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: August 14, 2012
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Peter Michael Murphy, Anilkumar Raghavanpillai, Allison Mary Yake
  • Publication number: 20120181473
    Abstract: A composition comprising a fluorinated pyridinium cationic compound of formula (I) wherein Rf is R1(CH2CH2)n—, R1 is a C7 to C20 perfluoroalkyl group interrupted by at least one catenary oxygen atom, each oxygen bonded to two carbon atoms, n is an integer of 1 to 3, and R is H, C1 to C5 linear or branched alkyl, or C1 to C5 linear or branched alkoxy, having surfactant properties for lowering surface tension in an aqueous medium or solvent medium, and for use as a foaming agent.
    Type: Application
    Filed: March 22, 2012
    Publication date: July 19, 2012
    Applicant: E. I. Du Pont De Nemours and Company
    Inventors: SHENG PENG, Allison Mary Yake, Cheryl Lynn Iaconelli
  • Publication number: 20120122999
    Abstract: The present invention comprises a compound of a compound of Formula 1 wherein Rf is a C2 to C12 perfluoroalkyl optionally interrupted by one to four moieties each independently selected from the group consisting of —CH2—, —O—, —S—, —S(O)—, and —S(O)2—; n is 1 to 6; m is 0 to 2, provided that m is less than or equal to n. X and Y are each independently O or NR, R is hydrogen or C1 to C6 alkyl; R1, and R2 are each independently C1 to C6 alkyl, optionally containing one or more oxygen atoms and may form a ring selected from the group of piperidine, pyrrolidine, and morpholine; and R3 is O?, (CH2)pC(O)O?, (CH2)pCH(OH)(CH2)SO3?, and (CH2)qSO3?; p is 1 to 4; and q is 2 to 4 which is useful as a surfactant.
    Type: Application
    Filed: November 12, 2010
    Publication date: May 17, 2012
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: PETER MICHAEL MURPHY, Anilkumar Raghavanpillai, Allison Mary Yake
  • Patent number: 8168683
    Abstract: A fluorinated pyridinium cationic compound of formula (I) wherein, Rf is F(CF2)6(CH2CF2)m(CH2CH2)n—, m and n are each independently integers of 1 to 3, and R is H, C1 to C5 linear or branched alkyl, or C1 to C5 linear or branched alkoxy, having surfactant properties for lowering surface tension in an aqueous medium or solvent medium, and for use as a foaming agent.
    Type: Grant
    Filed: October 15, 2009
    Date of Patent: May 1, 2012
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Sheng Peng, Allison Mary Yake, Cheryl Lynn Casper
  • Publication number: 20120053252
    Abstract: 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: Application
    Filed: August 27, 2010
    Publication date: March 1, 2012
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Michael Henry Ober, Kathleen L. Kanetsky, Allison Mary Yake
  • Patent number: 8022238
    Abstract: A compound of Formula 1 Rf-A-OP(O)(O?M+)(OROH)??Formula 1 wherein Rf is a C2 to C6 linear or branched perfluoroalkyl optionally interrupted by one, two or three ether oxygen atoms; A is (CH2CF2)m(CH2)n—, (CH2)oSO2N(CH3)(CH2)p—, O(CF2)q(CH2)r—, or OCHFCF2OE-; m is 0 to 4; n, o, p, and r are each independently 2 to 20; q is 2; E is a C2 to C20 linear or branched alkyl group optionally interrupted by oxygen, sulfur, or nitrogen atoms; a cyclic alkyl group, or a C6 to C10 aryl group; M is H or a Group I metal or an ammonium cation (NHxR2y)+ wherein R2 is a C1 to C4 alkyl, x is 0 to 4, y is 0 to 4 and x+y is 4; and R is a C2 to C60 linear or branched alkyl group optionally interrupted by hetero atoms selected from the group consisting of an oxygen, sulfur, or nitrogen atom; a cyclic alkyl; or a C6 to C10 aryl; provided that when R is greater than 8 carbons, the ratio of hetero atoms to carbon atoms is at least 1:2.
    Type: Grant
    Filed: March 20, 2009
    Date of Patent: September 20, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Sheng Peng, Allison Mary Yake
  • Publication number: 20110092395
    Abstract: A fluorinated pyridinium cationic compound of formula (I) wherein, Rf is F(CF2)6(CH2CF2)m(CH2CH2)n—, m and n are each independently integers of 1 to 3, and R is H, C1 to C5 linear or branched alkyl, or C1 to C5 linear or branched alkoxy, having surfactant properties for lowering surface tension in an aqueous medium or solvent medium, and for use as a foaming agent.
    Type: Application
    Filed: October 15, 2009
    Publication date: April 21, 2011
    Applicant: E. I. DUPONT DE NEMOURS AND COMPANY
    Inventors: Sheng Peng, Allison Mary Yake, Cheryl Lynn Casper
  • Publication number: 20110092394
    Abstract: A composition comprising a fluorinated pyridinium cationic compound of formula (I) wherein Rf is R1(CH2CH2)n—, R1 is a C7 to C20 perfluoroalkyl group interrupted by at least one catenary oxygen atom, each oxygen bonded to two carbon atoms, n is an integer of 1 to 3, and R is H, C1 to C5 linear or branched alkyl, or C1 to C5 linear or branched alkoxy, having surfactant properties for lowering surface tension in an aqueous medium or solvent medium, and for use as a foaming agent.
    Type: Application
    Filed: October 15, 2009
    Publication date: April 21, 2011
    Applicant: E. I. DUPONT DE NEMOURS AND COMPANY
    Inventors: Sheng Peng, Allison Mary Yake, Cheryl Lynn Casper
  • Publication number: 20110092735
    Abstract: A method of providing a surface effect to a medium or substrate comprising contacting the medium or substrate with a compound of formula (I): wherein Ra is linear or branched F(CF2)n(CH2CF2)m—, or linear or branched F(CF2)r—O—B—; B is (CsF2s) optionally interrupted by 1 to 2 catenary oxygen atoms, each oxygen bonded to two carbon atoms, n is 2 to 4, m is 1 to 4, r is 1 to 4, s is 1 to 4, provided that (r+s) is a maximum of 7, A is O or (CH2)k—COO, R1 is hydrogen or a methyl, R2 and R3 are each independently alkyl having 1 to 6 carbon atoms, and p, q and k are each independently integers from 1 to 10.
    Type: Application
    Filed: October 15, 2009
    Publication date: April 21, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Sheng Peng, Allison Mary Yake
  • Publication number: 20100240920
    Abstract: A compound of Formula 1 Rf-A-OP(O)(O?M+)(OROH) ??Formula 1 wherein Rf is a C2 to C6 linear or branched perfluoroalkyl optionally interrupted by one, two or three ether oxygen atoms; A is (CH2CF2)m(CH2)n—, (CH2)oSO2N(CH3)(CH2)p—, O(CF2)q(CH2)r—, or OCHFCF2OE-; m is 0 to 4; n, o, p, and r are each independently 2 to 20; q is 2; E is a C2 to C20 linear or branched alkyl group optionally interrupted by oxygen, sulfur, or nitrogen atoms; a cyclic alkyl group, or a C6 to C10 aryl group; M is H or a Group I metal or an ammonium cation (NHxR2y)+ wherein R2 is a C1 to C4 alkyl, x is 0 to 4, y is 0 to 4 and x+y is 4; and R is a C2 to C60 linear or branched alkyl group optionally interrupted by hetero atoms selected from the group consisting of an oxygen, sulfur, or nitrogen atom; a cyclic alkyl; or a C6 to C10 aryl; provided that when R is greater than 8 carbons, the ratio of hetero atoms to carbon atoms is at least 1:2.
    Type: Application
    Filed: March 20, 2009
    Publication date: September 23, 2010
    Applicant: E. I. du Pont de Nemours and Company
    Inventors: Sheng Peng, Allison Mary Yake