Patents by Inventor Kenneth Richard Seddon
Kenneth Richard Seddon 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: 11603486Abstract: The invention provides a wellbore fluid which comprises an aqueous continuous phase and, dissolved in said aqueous continuous phase, at least one salt containing an imidazolium cation having at least 6 carbon atoms, and a method of carrying out a wellbore operation, which comprises introducing into a wellbore in a clay-containing formation, a wellbore fluid according to the invention. The described salts are effective shale inhibitors.Type: GrantFiled: November 27, 2008Date of Patent: March 14, 2023Assignee: The Queen's University BelfastInventors: Mark Aston, Kenneth Richard Seddon, David Francis Wassell
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Patent number: 10844263Abstract: The invention provides a wellbore fluid which comprises an aqueous continuous phase and, dissolved in said aqueous continuous phase, at least one salt which exists in a liquid state at a temperature below 150° C. and which has an ammonium, phosphonium or sulfonium cation containing at least 5 carbon atoms, or a quaternised nitrogen-containing heterocyclic cation containing at least 6 carbon atoms; provided that said salt is not 2-hydroxy-N,N,N-trimethyl ethanaminium acetate; and a method of carrying out a wellbore operation, which comprises introducing into a wellbore in a clay-containing formation, a wellbore fluid according to the invention. The described salts are effective shale inhibitors.Type: GrantFiled: November 27, 2008Date of Patent: November 24, 2020Assignee: THE QUEEN'S UNIVERSITY BELFASTInventors: Mark Aston, Kenneth Richard Seddon, David Francis Wassell
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Patent number: 10723673Abstract: A process is provided for the selective oligomerisation of C5 to C20 alpha-olefins to produce polyalphaolefin oligomers with a molecular weight distribution that is suitable for use in lubricant base oils.Type: GrantFiled: April 9, 2014Date of Patent: July 28, 2020Assignee: PETROLIAM NASIONAL BERHAD (PETRONAS)Inventors: Martin Philip Atkins, Kenneth Richard Seddon, Malgorzata Swadzba-Kwasny, Fergal Coleman
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Patent number: 10487162Abstract: A process is provided for the selective oligomerization of C5 to C20 alpha-olefins to produce polyalphaolefin oligomers with a molecular weight distribution that is suitable for use in lubricant base oils.Type: GrantFiled: April 9, 2014Date of Patent: November 26, 2019Assignee: Petroliam Nasional Berhad (Petronas)Inventors: Martin Philip Atkins, Kenneth Richard Seddon, Malgorzata Swadzba-Kwasny, Fergal Coleman
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Publication number: 20180087005Abstract: The present invention relates to a fragrance composition comprising ionic liquids for enhanced evaporation of the perfume raw materials. The invention also relates to methods of use of the fragrance compositions for perfuming suitable substrates, particularly skin and hair.Type: ApplicationFiled: December 13, 2017Publication date: March 29, 2018Inventors: Lynette Anne Makins Holland, Oreste Todini, David Michael Eike, Jose Maria Velazquez Mendoza, Sarah Anne Tozer, Pauline Mary McNamee, Jonathan Richard Stonehouse, William Eoghan Staite, Henry Charles Reginald Fovargue, Judith Ann Gregory, Kenneth Richard Seddon, Harambage Quintus Nimal Gunaratne, Alberto Vaca Puga, Julien Estager, Feng-Ling Wu, Shane Declan Devine, Marijana Blesic, Federico Maria Ferrero Vallana
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Patent number: 9840680Abstract: The present invention relates to a fragrance composition comprising ionic liquids for enhanced evaporation of the perfume raw materials. The invention also relates to methods of use of the fragrance compositions for perfuming suitable substrates, particularly skin and hair.Type: GrantFiled: September 25, 2015Date of Patent: December 12, 2017Assignee: The Procter & Gamble CompanyInventors: Lynette Anne Makins Holland, Oreste Todini, David Michael Eike, Jose Maria Velazquez Mendoza, Sarah Anne Tozer, Pauline Mary McNamee, Jonathan Richard Stonehouse, William Eoghan Staite, Henry Charles Reginald Fovargue, Judith Ann Gregory, Kenneth Richard Seddon, Harambage Quintus Nimal Gunaratne, Alberto Vaca Puga, Julien Estager, Feng-Ling Wu, Shane Declan Devine, Marijana Blesic, Federico Maria Ferrero Vallana
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Publication number: 20170121633Abstract: The present invention relates to a fragrance composition comprising ionic liquids for delayed evaporation of the perfume raw materials. The invention also relates to methods of use of the fragrance compositions for perfuming suitable substrates, particularly skin and hair.Type: ApplicationFiled: October 28, 2016Publication date: May 4, 2017Inventors: Lynette Anne Makins HOLLAND, Henry Charles Reginald FOVARGUE, Kenneth Richard SEDDON, Harambage Quintus Nimal GUNARATNE, Alberto Vaca PUGA, Federico Maria FERRERO VALLANA
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Publication number: 20160376522Abstract: The present invention relates to an ionic liquid system comprising for enhanced delivery and/or deposition of a perfume raw material onto a substrate, particularly fabric, hard surfaces, soft surfaces, skin, or hair. The invention also relates to consumer products comprising the ionic liquid systems, and processes for making and methods of using such ionic liquid systems and consumer products.Type: ApplicationFiled: June 21, 2016Publication date: December 29, 2016Inventors: Giulia Ottavia BIANCHETTI, Kenneth Richard SEDDON, Harambage Quintus Nimal GUNARATNE
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Publication number: 20160177222Abstract: The present invention relates to an ionic liquid system for enhanced delivery and/or deposition of a perfume raw material onto a substrate, particularly fabric, hard surfaces, soft surfaces, skin, or hair. The invention also relates to consumer products comprising the new ionic liquid systems, and processes for making and methods of using such ionic liquid systems and consumer products.Type: ApplicationFiled: December 10, 2015Publication date: June 23, 2016Inventors: Giulia Ottavia BIANCHETTI, Sarah Anne TOZER, Pauline Mary MCNAMEE, Lynette Anne Makins HOLLAND, Kenneth Richard SEDDON, Harambage Quintus Nimal GUNARATNE, Shane Declan DEVINE, Julien ESTAGER, Feng-Ling WU, Alberto Vaca PUGA
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Publication number: 20160151527Abstract: The present invention relates to a novel ionic liquid composition comprising a novel cation and process for making and using thereof.Type: ApplicationFiled: January 29, 2016Publication date: June 2, 2016Inventors: Lynette Anne Makins HOLLAND, Oreste TODINI, David Michael EIKE, Jose Maria VELAZQUEZ MENDOZA, Sarah Anne TOZER, Pauline Mary MCNAMEE, Henry Charles Reginald FOVARGUE, Judith Ann GREGORY, Kenneth Richard SEDDON, Harambage Quintus Nimal GUNARATNE, Alberto Vaca PUGA, Julien ESTAGER, Feng-Ling WU, Shane Declan DEVINE
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Publication number: 20160115424Abstract: The present invention relates to a fragrance composition comprising ionic liquids for enhanced evaporation of the perfume raw materials. The invention also relates to methods of use of the fragrance compositions for perfuming suitable substrates, particularly skin and hair.Type: ApplicationFiled: September 25, 2015Publication date: April 28, 2016Inventors: Lynette Anne Makins HOLLAND, Oreste TODINI, David Michael EIKE, Jose Maria VELAZQUEZ MENDOZA, Sarah Anne TOZER, Pauline Mary McNAMEE, Jonathan Richard STONEHOUSE, William Eoghan STAITE, Henry Charles Reginald FOVARGUE, Judith Ann GREGORY, Kenneth Richard SEDDON, Harambage Quintus Nimal GUNARATNE, Alberto Vaca PUGA, Julien ESTAGER, Feng-Ling WU, Shane Declan DEVINE, Marijana BLESIC, Federico Maria FERRERO VALLANA
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Publication number: 20160052838Abstract: This invention relates to base oils for lubricating compositions. In particular, the present invention provides a process for the selective oligomerisation of C5 to C20 alpha-olefins to produce polyalphaolefin oligomers with a molecular weight distribution that is suitable for use in lubricant base oils.Type: ApplicationFiled: April 9, 2014Publication date: February 25, 2016Applicant: THE QUEEN'S UNIVERSITY OF BELFASTInventors: Martin Philip Atkins, Kenneth Richard Seddon, Malgorzata Swadzba-Kwasny, Fergal Coleman
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Patent number: 8772438Abstract: A process for making a polyamide polymer, said process comprising heating, in one or more ionic liquid(s), one or more polyamide precursor(s) selected from: (i) one or more free dicarboxylic acid(s) or ester(s) thereof, with one or more diamine(s); or (ii) one or more salt(s) of a dicarboxylic acid with a diamine; or (iii) one or more lactam(s); or (iv) mixtures of any of the foregoing precursors (i) to (iii).Type: GrantFiled: June 30, 2010Date of Patent: July 8, 2014Assignee: Invista North America S.är.l.Inventors: Keith Whiston, Charles Richard Langrick, Kenneth Richard Seddon, Alberto V. Puga
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Patent number: 8721795Abstract: A process is described for the preparation of water-soluble cellulose hydrolysis products The process comprises admixing cellulose with an ionic liquid capable of solvating or dissolving at least some of the cellulose, said ionic liquid being a compound comprised solely of cations and anions and which exists in a liquid state at a temperature at or below 150° C., and in which the anions are selected from sulfate, hydrogen sulfate and nitrate; and treating the resulting solvate or solution with an acid in the presence of water, said acid having a pKa in water of less than 2 at 25° C.Type: GrantFiled: September 3, 2008Date of Patent: May 13, 2014Assignee: Petroliam Nasional Berhad (PETRONAS)Inventors: Markus Fanselow, John Holbrey, Kenneth Richard Seddon, Laurent Vanoye, Anna Zheng
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Patent number: 8686134Abstract: The invention relates to an ionic liquid composition and a method for preparing the ionic liquid. The ionic liquid comprises a cation containing the Formula I, as herein disclosed, and wherein: n is 2, R1 is selected from the group consisting of: H, C1-C12 alkyl, aryl or together with R2 may form a heterocyclic ring, and R2 is selected from the group consisting of: H, C1-C12 alkyl, aryl or together with R1 may form a heterocyclic ring, and R3 is selected from the group consisting of hydrogen and C1-C12 alkyl, and wherein R1 and R2 are not simultaneously selected from hydrogen.Type: GrantFiled: July 20, 2011Date of Patent: April 1, 2014Assignee: Invista North America S.A R.L.Inventors: Stewart Forsyth, Kenneth Richard Seddon, Keith Whiston
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Patent number: 8664460Abstract: The application discloses novel processes for the oligomerization of unsaturated hydrocarbons, and more specifically the use of selected ionic liquids containing Indium (III) Chloride in the oligomerization of unsaturated hydrocarbons, which allows for selection of the oligomers formed.Type: GrantFiled: December 12, 2006Date of Patent: March 4, 2014Assignee: The Queen's University of BelfastInventors: Martyn John Earle, Johanna Kärkkäinen, Natalia V. Plechkova, Alina Tomaszowska, Kenneth Richard Seddon
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Patent number: 8637660Abstract: A process for the preparation of water-soluble cellulose hydrolysis products, which comprises admixing cellulose with an ionic liquid in which the cellulose has at least some solubility, said ionic liquid state at a temperature at or below 150 -C, and treating the resulting solution with an acid in the presence of water, said acid having a pKa in water of less than 2 at 25 -C.Type: GrantFiled: May 18, 2007Date of Patent: January 28, 2014Assignee: Petroliam Nasional BerhadInventors: Markus Fanselow, John Holbrey, Kenneth Richard Seddon
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Patent number: 8637661Abstract: A process is described for the preparation of water-soluble cellulose hydrolysis product. The process comprise admixing cellulose with an ionic liquid capable of solvating or dissolving at least some of the cellulose, said ionic liquid being a compound comprises solely of cations and anions and which exists in a liquid state at a temperature at or below 150° C., and in which the anions are selected from halide and cyanate; and treating the resulting solvate or solution with an acid in the presence of water, said acid having a pKa in water of less than 2 at 25° C.Type: GrantFiled: October 11, 2012Date of Patent: January 28, 2014Assignee: Petroliam Nasional BerhadInventors: Markus Fanselow, John Holbrey, Kenneth Richard Seddon
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Publication number: 20130299738Abstract: The invention relates to the use of an N2O-containing ionic liquid as a reagent in a chemical reaction, for example as an oxidising agent.Type: ApplicationFiled: November 18, 2011Publication date: November 14, 2013Applicant: INVISTA NORTH AMERICA S.A.R.L.Inventors: Sudhir Aki, Keith Whiston, Tayeb Belhocine, Kenneth Richard Seddon
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Patent number: 8574368Abstract: A process is described for the preparation of water-soluble cellulose hydrolysis products, which comprises admixing cellulose with an ionic liquid capable of solvating or dissolving at least some of the cellulose, said ionic liquid being a compound comprised solely of cations and anions and which exists in a liquid state at a temperature at or below 150° C.Type: GrantFiled: September 3, 2008Date of Patent: November 5, 2013Assignee: Petroliam Nasional Berhard (Petronas)Inventors: John Holbrey, Markus Fanselow, Kenneth Richard Seddon, Lauret Vanoye, Anna Zheng