Sulfur Double Bonded Directly To Chalcogen Patents (Class 556/111)
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Publication number: 20150125891Abstract: Monolayer protected nanoclusters (MPCs) are described herein. The MPCs contain a cluster of atoms or molecules (e.g. core) having bound thereto a plurality of ligands (e.g., monolayer). The ligands can be bound covalently or semi-covalently bound to the cluster. The ligands are generally in the form of a monolayer or mixed monolayer. The monolayer or mixed monolayer contains a plurality of ligands. In one embodiment, the monolayer and/or mixed monolayer contains 1,4-dithiolate ligands. The MPCs described herein exhibit improved quantum efficiency allowing for single cluster emissions to be measured. Moreover, some embodiments of the MPCs described herein exhibit enhanced redox activity, including the ability to transfer a plurality of electrons, i.e., up to about 19 or up to about 30 electrons under controlled conditions, while displaying improved overall chemical stability. Such behavior can be utilized in catalysis and nanoelectronics applications.Type: ApplicationFiled: May 15, 2013Publication date: May 7, 2015Applicant: Georgia State University Research Foundation, Inc.Inventors: Gangli Wang, Zhenghua Tang, Cecil Conroy, Tarushee Ahuja
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Publication number: 20140323751Abstract: This invention relates to methods for the production of sodium, potassium, rubidium, cesium, magnesium, manganese, cobalt, nickel, aluminum, copper (II) and zinc salts of 5-sulfoisophthalic acid. In addition, this disclosure describes new compositions of matter, specifically, the rubidium, manganese, cobalt, nickel, and copper (II) salts of 5-sulfoisophthalic acid. The method utilizes the addition of metals salts to a crude sulfonation solution of 5-sulfoisophthalic acid.Type: ApplicationFiled: July 11, 2014Publication date: October 30, 2014Inventor: Timothy A. Oster
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Patent number: 8778219Abstract: The invention is directed to an ionic liquid comprising (i) a cationic portion containing a complex of a silver (I) ion and one or more neutral ligands selected from organoamides, organoamines, olefins, and organonitriles, and (ii) an anionic portion having the chemical formula wherein m and n are independently 0 or an integer of 1 or above, and p is 0 or 1, provided that when p is 0, the group —N—SO2—(CF2)nCF3 subtended by p is replaced with an oxide atom connected to the shown sulfur atom. The invention is also directed to a method for separating an olefin from an olefin-paraffin mixture by passing the mixture through a layer of the ionic liquid described above.Type: GrantFiled: August 19, 2013Date of Patent: July 15, 2014Assignee: UT-Battelle, LLCInventors: Sheng Dai, Huimin Luo, Jing-Fang Huang
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Patent number: 8772522Abstract: This invention relates to methods for the production of various metal salts of 5-sulfoisophthalic acid including those where the metal cation is selected from the group consisting of silver (I), sodium, potassium, rubidium, cesium, magnesium, calcium, strontium, barium, manganese (II), iron (II), cobalt (II), nickel (II), copper (I), copper (II), zinc, yttrium, and cadmium. The methods utilize a solvent system that comprises acetic acid or water or a mixture of both. The invention also encompasses the various metal salts of 5-sulfoisophthalic acid.Type: GrantFiled: August 15, 2012Date of Patent: July 8, 2014Assignee: Futurefuel Chemical CompanyInventor: Timothy A. Oster
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Publication number: 20130288886Abstract: A method for preparing an ionic compound by mixing at least one compound of formula CxAy-zH2O (1) with at least one hydrogen donor and heating the mixture obtained is provided. The said ionic compound remains in a physical state selected from the group consisting of liquid and semisolid at a temperature below 150° C., preferably below 125° C.Type: ApplicationFiled: June 22, 2011Publication date: October 31, 2013Applicant: RELIANCE INDUSTRIES LTD.Inventors: Pavan Kumar Aduri, Parasuveera Uppara, Uday Ratnaparkhi, Mangesh Sakhalkar
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Patent number: 8535560Abstract: The invention is directed to an ionic liquid comprising (i) a cationic portion containing a complex of a silver (I) ion and one or more neutral ligands selected from organoamides, organoamines, olefins, and organonitriles, and (ii) an anionic portion having the chemical formula wherein m and n are independently 0 or an integer of 1 or above, and p is 0 or 1, provided that when p is 0, the group —N—SO2—(CF2)nCF3 subtended by p is replaced with an oxide atom connected to the shown sulfur atom. The invention is also directed to a method for separating an olefin from an olefin-paraffin mixture by passing the mixture through a layer of the ionic liquid described above.Type: GrantFiled: July 14, 2009Date of Patent: September 17, 2013Assignee: UT-Battelle, LLCInventors: Sheng Dai, Huimin Luo, Jing-Fang Huang
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Publication number: 20130211116Abstract: This invention relates to methods for the production of various metal salts of 5-sulfoisophthalic acid including those where the metal cation is selected from the group consisting of silver (I), sodium, potassium, rubidium, cesium, magnesium, calcium, strontium, barium, manganese (II), iron (II), cobalt (II), nickel (II), copper (I), copper (II), zinc, yttrium, and cadmium. The methods utilize a solvent system that comprises acetic acid or water or a mixture of both. The invention also encompasses the various metal salts of 5-sulfoisophthalic acid.Type: ApplicationFiled: August 15, 2012Publication date: August 15, 2013Inventor: Timothy A. Oster
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Publication number: 20120315372Abstract: A mixed amino acid metal salt complex of the mixed amino acids, lysine and glutamic acid associated with trace metals selected from the group consisting of iron, manganese, copper and zinc to provide highly bioavailable sources of the iron, manganese, copper and zinc and as well to take advantage of the different amino acid transport pathways of lysine and glutamic acid.Type: ApplicationFiled: June 7, 2011Publication date: December 13, 2012Applicant: ZINPRO CORPORATIONInventor: PETER A. STARK
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Publication number: 20120142954Abstract: The present invention is directed to a method of exchanging nanostructures from within aqueous liquid media into organic liquid media. The steps comprise first supplying solid nanostructures in an aqueous liquid media, adjusting the pH, incorporating an ionic surfactant sufficient to reduce nanostructure aggregation, followed by concentrating the nanostructures in the aqueous liquid media. The nanostructures may them be placed in organic liquid media followed by introduction of a coupling agent capable of covalent attachment to the nanostructure surface while providing a functional group capable of polymerization to covalently bond the nanostructures to a selected monomer and/or polymer resin.Type: ApplicationFiled: December 3, 2010Publication date: June 7, 2012Applicant: SOUTHWEST RESEARCH INSTITUTEInventors: Benjamin R. Furman, Stephen T. Wellinghoff, Michael J. Rubal
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Publication number: 20120029062Abstract: Provided herein are nanoparticle platforms and combinatorial drug delivery vehicles comprising gold nanoparticles with a plurality of thilolated hyperbranched dendrons conjugated to the nanoparticle surface. The thiolated hyperbranched dendrons comprise chemically-modifiable surface groups, functionalized interior groups and nano-cavities within the hyperbranched structure to which a variety of payload molecules may be conjugated, optionally via a linker. Payload molecules may comprise nucleic acids, anticancer drugs and small molecule inhibitors, optionally with, non-cytotoxic signaling agents, for example, fluoroscein isothiocyanate. Also provided are methods for delivering one or more therapeutic agents to a cell or tissue or for treating a pathophysiological condition in a subject by delivering the combinatorial drug delivery vehicles to a cell or tissue associated with the pathophysiological condition to facilitate internalization of the vehicle to effect treatment.Type: ApplicationFiled: August 2, 2011Publication date: February 2, 2012Inventors: Preethi H. Gunaratne, Lalithya C. Jayarathne, Matthew L. Anderson
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Patent number: 8049026Abstract: Ionic compounds which are liquids at room temperature are formed by the method of mixing a neutral organic ligand with the salt of a metal cation and its conjugate anion. The liquids are hydrophobic, conductive and stable and have uses as solvents and in electrochemical devices.Type: GrantFiled: January 10, 2008Date of Patent: November 1, 2011Assignee: UT-Battelle, LLCInventors: Sheng Dai, Huimin Luo
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Publication number: 20110040033Abstract: The present invention relates to an organopolysiloxane composition that can be vulcanized at room temperature into an elastomer that is crosslinked by polycondensation and that does not contain alkyltin-based catalysts and also to novel organopolysiloxane polycondensation catalysts.Type: ApplicationFiled: December 18, 2008Publication date: February 17, 2011Applicant: BLUESTAR SILICONES FRANCEInventors: Christian Maliverney, Laurent Saint-Jalmes
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Publication number: 20110034716Abstract: The present invention provides a method for producing fluorosulfonylimides more safely, rapidly and efficiently, which enables suppression of production of by-products, and fluorosulfonylimides. The method for producing a fluorosulfonylimide salt of the present invention includes a step of reacting a fluoride compound containing at least one element selected from the group consisting of elements of Group 11 to Group 15 and Period 4 to Period 6 (excluding arsenic and antimony) with a compound represented by the following general formula (I) to give a fluorosulfonylimide salt represented by the general formula (II): wherein R1 denotes at least one element selected from the group consisting of elements of Group 11 to Group 15 and Period 4 to Period 6 (excluding arsenic and antimony); R3 denotes fluorine, chlorine or a fluorinated alkyl group having 1 to 6 carbon atoms; R4 denotes fluorine or a fluorinated alkyl group having 1 to 6 carbon atoms; and m denotes an integer of 2 or 3.Type: ApplicationFiled: March 30, 2009Publication date: February 10, 2011Inventors: Yasunori Okumura, Kazuo Takei, Shimpei Sato, Yuichi Sato
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Patent number: 7700796Abstract: A method of making nanosized copper (I) compounds, in particular, copper (I) halides, pseudohalides, and cyanocuprate complexes, in reverse micelles or microemulsions is disclosed herein. The method of the invention comprises (a) dissolving a copper (II) compound in the polar phase of a first reverse micelle or microemulsion, (b) dissolving a copper (II) to copper (I) reducing agent or a pseudohalide salt in the polar phase of a second sample of the same reverse micelle or microemulsion, (c) mixing the two reverse micelle/microemulsions samples to form nanometer sized copper (I) compounds and (d) recovering said nanometer sized copper (I) compounds. The present invention is also directed to the resultant nanosized copper (I) compounds, such as copper (I) chloride, copper (I) cyanide, and potassium cyanocuprate complexes having an average particle size of about 0.1 to 600 nanometers.Type: GrantFiled: April 16, 2003Date of Patent: April 20, 2010Assignee: Momentive Performance Materials Inc.Inventors: Kenrick M. Lewis, Chi-Lin O'Young
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Patent number: 7423164Abstract: Ionic compounds which are liquids at room temperature are formed by the method of mixing a neutral organic liqand with the salt of a metal cation and its conjugate anion. The liquids are hydrophobic, conductive and stable and have uses as solvents and in electrochemical devices.Type: GrantFiled: December 31, 2003Date of Patent: September 9, 2008Assignee: UT-Battelle, LLCInventors: Sheng Dai, Huimin Luo
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Publication number: 20080156189Abstract: A solid-state composition having the general formula CuxAnLyZ, where: A is CO or an olefin and n=0 or n>0; L is an electrically neutral ligand and O<y<0; and Z is an anion bearing a charge x-. The solid-state composition can advantageously adsorb CO or an olefin in the presence of water.Type: ApplicationFiled: May 9, 2007Publication date: July 3, 2008Applicant: SYNKERA TECHNOLOGIES, INC.Inventors: Oleg Gennadyevich Polyakov, Steven Howard Strauss, Igor Vladimirovich Kuvychko
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Patent number: 7183315Abstract: The described invention relates to the new compound “sucrose-octasulphate salified with silver” usefully applicable in the prevention and cure of infections by micro-organisms of bacterial, fungal, viral and/or yeast origins and in the promotion of tissue repair. The silver salts of sucrose octasulphate, subject of the invention have in fact been shown to possess antimicrobial activities even higher than that of known silver compounds. These properties therefore make them particularly suitable for use in different pathological or paraphysiological conditions of the skin, of the epithelia and of the mucosa both intact and lesioned.Type: GrantFiled: October 17, 2002Date of Patent: February 27, 2007Assignee: Interalia S.R.L.Inventors: Gabriella Calderini, Marco Prosdocimi, Claudio Antico, Giuliana Miglierini, Danilo Casadei Massari
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Patent number: 6998497Abstract: A metal bis-triflimide compound having the formula: [Mx]n+[(N(SO2CF3)2)(nx?yz)](nx?yz)?[Ly]z? where M is a metal selected from the metals in groups 5 to 10, 12 and 14 to 16 and Cu, Au, Ca, Sr, Ba, Ra, Y, La, Ac, Hf, Rf, Ga, In, Tl, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Lu and the actinides; L is a negative or neutral ligand; n is 2,3,4,5,6,7 or 8; x is greater than or equal to 1 y is 0,1,2,3,4,5,6,7 or 8; and z is 0,1,2,3 or 4.Type: GrantFiled: March 12, 2002Date of Patent: February 14, 2006Assignee: The Queen's University of BelfastInventors: Martyn J. Earle, Barry Joseph Mcauley, Alwar Ramani, Kenneth Richard Seddon, Jillian M. Thomson
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Patent number: 6759544Abstract: Complex compounds containing acesulfame have good antimicrobial action, in particular antibacterial action, and are distinguished by the fact that they are complex compounds of metallic elements such as zinc, copper, silver, or nonmetallic quaternary ammonium cations, such as the cetylpyridinium cation, with acesulfame. The invention also relates to a process for preparing the compounds and their use in the oral hygiene sector.Type: GrantFiled: June 7, 2002Date of Patent: July 6, 2004Assignee: Nutrinova Nutrition Specialties & Food Ingredients GmbHInventor: Andreas Burgard
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Patent number: 6592784Abstract: A near infrared absorption acrylic composition containing a sulfonic acid group-containing (meth)acrylic compound represented by the following general formula (1): R(CH2)nSO3H (1) (wherein R is CH2═CHCOO— or CH2═C(CH3)COO—, and n is an integer of 1 to 8), other (meth)acrylic compound and Cu2+; and a near infrared absorption filter produced from the composition.Type: GrantFiled: January 26, 2001Date of Patent: July 15, 2003Assignee: Nisshinbo Industries, Inc.Inventors: Shun Hasegawa, Gen Masuda
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Publication number: 20030118729Abstract: The present invention relates to novel thiol stabilised gold nanoparticles for decorative uses. Methods of their preparation, compositions comprising them and uses of gold nanoparticles and compositions are also described.Type: ApplicationFiled: September 12, 2002Publication date: June 26, 2003Inventors: Peter Trenton Bishop, Patricia Ann Marsh, Benediete Jeanne Suzanne Thiebault, Alison Mary Wagland
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Publication number: 20010011719Abstract: A near infrared absorption acrylic composition containing a sulfonic acid group-containing (meth)acrylic compound represented by the following general formula (1):Type: ApplicationFiled: January 26, 2001Publication date: August 9, 2001Inventors: Shun Hasegawa, Gen Masuda
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Patent number: 5401817Abstract: Fluorenyl-containing silyl bridged metallocenes, the process of using such metallocenes to polymerize olefins, and the resulting unusual syndiotactic polypropylene are disclosed.Type: GrantFiled: May 20, 1993Date of Patent: March 28, 1995Assignee: Phillips Petroleum CompanyInventors: Syriac J. Palackal, Helmut G. Alt, Konstantinos Patsidis, Tara G. Hill, Gil R. Hawley, Peter P. Chu, M. Bruce Welch, Rolf L. Geerts
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Patent number: 5385724Abstract: Methods and compositions are disclosed for enhancing .sup.19 F magnetic resonance imaging which utilize trifluoromethyl derivatives of iodinated X-ray contrast media. Typical magnetic resonance contrast media within the scope of the present invention include bis(trifluoromethyl)benzene derivatives, tris(trifluoromethyl)benzene derivatives, tetrakis(trifluoromethyl)benzene derivatives, and other related trifluoromethylated benzene derivatives.Type: GrantFiled: March 4, 1994Date of Patent: January 31, 1995Assignee: Mallinckrodt Medical, Inc.Inventors: David H. White, Steven R. Woulfe, Youlin Lin, Mills T. Kneller
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Patent number: 5162555Abstract: The invention relates to a process for preparing a solution of a non-ferrous metal sulphonate by reacting a non-ferrous metal with a sulphonic acid, the non-ferrous metal being brought into contact with a sulphonic acid at a temperature of from 20.degree. to 120.degree. C. in the presence of oxygen or oxygen-containing gases.Type: GrantFiled: December 10, 1990Date of Patent: November 10, 1992Assignee: Cassella AktiengesellschaftInventors: Graalf Remmers, Horst Lieker
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Patent number: 4866190Abstract: A process for the preparation of perhaloalkanesulfinic and -sulfonic acids and derivatives of these acids. A perhaloalkanesulfinic acid salt is prepared by contacting a metal hydroxymethanesulfinate (preferably, a sodium, zinc or copper hydroxymethanesulfinate) with a perhaloalkyl halide group, in a polar solvent. Optionally, the perhaloalkanesulfinic acid salt is then converted to a perhaloalkanesulfinic or -sulfonic acid or a derivative of either of these acids.Type: GrantFiled: February 3, 1988Date of Patent: September 12, 1989Assignee: Rhone-Poulenc ChimieInventors: Marc Tordeux, Bernard Langlois, Claude Wakselman
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Patent number: 4607082Abstract: Disclosed are novel catalyst systems and method for curing a peroxide-curable ethylenically unsaturated (e.g. acrylic or vinyl) composition wherein the catalyst system is a combination of the peroxide curing agent and a Cu.sup.+1 activator or a combination of a peroxide curing agent and an activator system comprising a furfuryl alcohol and an acid catalyst. Also disclosed is a new catalyst system for curing ring compounds (e.g. epoxides) which comprises a combination of ferrocene and a diazonium salt of a Lewis acid. Preferred curable compositions are adhesives and especially acrylic adhesives and epoxy adhesives. Also disclosed is a new adhesion promoter which improves the adhesion of acrylic adhesive.Type: GrantFiled: July 2, 1984Date of Patent: August 19, 1986Assignee: Three Bond Co., Ltd.Inventor: Vincent D. McGinniss
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Patent number: 4605753Abstract: Improved heat developable silver films are produced upon coating and drying a binder composition containing (a) a substantially light-insensitive silver sulfinate, (b) a silver halide photocatalyst, and (c) a developer. A preferred film contains (a) silver hexadecylsulfinate, (b) a separately sensitized silver halide emulsion and (c) a Phenidone or Dimezone moiety in a coalesced latex binder.Type: GrantFiled: March 20, 1985Date of Patent: August 12, 1986Assignee: E. I. Du Pont de Nemours and CompanyInventor: Ross A. Lee
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Patent number: 4551502Abstract: Novel complexes are prepared from water-soluble compounds having at least one amidocarbonylic unit and a square planar organometallic compound.Type: GrantFiled: September 19, 1983Date of Patent: November 5, 1985Inventors: Bobby A. Howell, Erik W. Walles
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Patent number: 4529689Abstract: Improved heat developable silver films are produced upon coating and drying a binder composition containing (a) a substantially light-insensitive silver sulfinate, (b) a silver halide photocatalyst, and (c) a developer. A preferred film contains (a) silver hexadecylsulfinate, (b) a separately sensitized silver halide emulsion and (c) a Phenidone or Dimezone moiety in a coalesced latex binder.Type: GrantFiled: October 31, 1983Date of Patent: July 16, 1985Assignee: E. I. Du Pont de Nemours and CompanyInventor: Ross A. Lee