Oxygen Double Bonded Directly To Sulfur Patents (Class 556/177)
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Patent number: 8809565Abstract: 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: GrantFiled: August 29, 2011Date of Patent: August 19, 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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Publication number: 20130053593Abstract: 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: August 29, 2011Publication date: February 28, 2013Inventor: Timothy A. Oster
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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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Patent number: 7674928Abstract: A composition comprising one or more compounds of formula (I) or (II): wherein: Rf is a linear or branched perfluoroalkyl having 1 to 7 carbon atoms, optionally interrupted by one to three oxygen atoms, r and q are each independently an integer of 1 to 3, j is 0 or 1, or a mixture thereof, x is from about 1 to about 2, Z is —O—, —S—, or —NR—, R is hydrogen or an alkyl group containing 1 to 4 carbon atoms X is hydrogen or M, and M is an ammonium ion, an alkali metal ion, or an alkanolammonium ion, and its use in providing surface properties to substrates is disclosed.Type: GrantFiled: November 13, 2006Date of Patent: March 9, 2010Assignee: E.I. du Pont de Nemours and CompanyInventors: Sheng Peng, Stephen James Getty, Xianjun Meng
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Patent number: 6624321Abstract: The present invention relates to a process for the preparation of polyether polyols by the reaction of alkylene oxides and compounds containing active hydrogens, in the presence of specific Lewis acid metal compounds as catalysts, novel bis(perfluoroalkylsulfonic acid) compounds of Group 13 of the Periodic Table of the Elements, and to a process for the preparation thereof and the use thereof as catalysts for ring-opening polymerization of cyclic ethers.Type: GrantFiled: October 22, 2002Date of Patent: September 23, 2003Assignee: Bayer AktiengesellschaftInventors: Uwe Denninger, Jörg Hofmann, Pramod Gupta
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Patent number: 6207845Abstract: An aluminum compounds represented by the following general formula (1): Al(R1—SO3)1(R2)m(R3)n (1) wherein R1 is a hydrocarbon group which may be substituted, R2 is a hydrocarbon group which may be substituted, an aliphatic hydrocarbonoxy group which may be substituted, or a halogen atom, R3 is an aromatic hydrocarbonoxy group which may be substituted, and 1, m and n are independently a number of 0 to 3, with the proviso that 1+m+n equals 3, and 1 is not 0, an acid catalyst comprising the aluminum compound, and a process for producing an ester, acetal, ketal, ether or alkyl glycoside making use of the catalyst. The catalyst is suitable for use in a variety of acid-catalyzed reactions of alcohols, i.e., reactions with carbonyl compounds, such as esterification, transesterification, acetalization and ketalization, etherification, ring-opening reactions of epoxy compounds, etc.Type: GrantFiled: November 1, 1999Date of Patent: March 27, 2001Assignee: Kao CorporationInventors: Munehisa Okutsu, Tomohito Kitsuki, Katsumi Kita
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Patent number: 5756791Abstract: The invention relates to a process for the adsorption of chelated organometallic compounds, in which the said compounds are placed in contact with alumina-based beads produced by forming by agglomeration of an alumina powder using a rotational technique and exhibiting a volume of pores of diameter greater than 100 .ANG. of at least 0.10 cm.sup.3 /g, a volume of pores of diameter greater than 1 .mu.m of at least 0.05 cm.sup.3 /g and a diameter of not more than 4 mm. It also relates to alumina beads including a chelated organometallic compound.Type: GrantFiled: April 10, 1996Date of Patent: May 26, 1998Assignee: Rhone-Poulenc ChimieInventors: Christophe Nedez, Bernard Taxil
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Patent number: 5142079Abstract: The novel fluorinated carbon chain-containing aluminum compounds which are capable of imparting an SP value of desired level to inorganic materials and hence can be used as surface modifiers for improving the affinity between inorganic materials and fluororesins, fluorine-containing paints are disclosed.Type: GrantFiled: December 11, 1990Date of Patent: August 25, 1992Assignee: Ajinomoto Co., Inc.Inventors: Naoki Chiba, Koichiro Sagawa
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Patent number: 5084586Abstract: Disclosed are novel compounds which are useful as initiators for cationically polymerizable monomers. The novel compounds comprise a carbon containing cation (e.g., trimethyloxonium) which is capable of initiating cationic polymerization and a non-nucleophilic counterion which is an at least partially fluorinated hydrocarbylsulfonato metallate (e.g. perfluoroethylsulfonato-aluminate). The disclosed initiators are capable of initiating the cationic polymerization of a wide variety of monomers such as epoxides, tetrahydrofuans, oxazolines, vinyls, lactones, and the like.Type: GrantFiled: February 12, 1990Date of Patent: January 28, 1992Assignee: Minnesota Mining and Manufacturing CompanyInventor: Omar Farooq
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Patent number: 4816594Abstract: The present invention relates to aluminate coupling agents, their synthesis and applications. Metallic aluminum is reacted with lower alcohols, then reacted with selected longer chain alcohols, phenols, carboxylic acids etc., satisfied the coordination number of aluminum to give aluminate coupling agents having good hydrolytic stability and lower associativity. They can be used directly as typical coupling agents in processing of composition products such as plastics, rubber, coatings and laminates etc., and as adhesive promoter or primer to treat fillers, pigments and various materials in order to improve the processing and the quality of products, to increase the dosage of filler, to develop new products, to reduce energy consuming and cost of products.Type: GrantFiled: April 11, 1986Date of Patent: March 28, 1989Assignee: Fujian Teachers UniversityInventors: Zhang Wengong, Chen Wending, Chen Tianan
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Patent number: 4675416Abstract: Disclosed herein are organometallic ternary charge transfer complexes of the formula (I)a(RX).multidot.MX.multidot.b(Ar) (I)whereinRX is an inorganic chloride or fluoride which contains at least one oxygen and/or sulfur atom and is capable of forming a complex salt a(R).multidot.MX.sub.(a+m) with the Lewis acid MX.sub.m, such as NOCl or NOF,MX.sub.m is a Lewis acid metal chloride or fluoride, such as BCl.sub.3, BF.sub.3, AlCl.sub.3, GaCl.sub.3, TlCl.sub.3, AsCl.sub.3, AsF.sub.5, SbCl.sub.5, FeCl.sub.3, SnCl.sub.4, TiCl.sub.4, ZrCl.sub.4, NbCl.sub.5, TaCl.sub.5, MoCl.sub.5 and WCl.sub.6,Ar is an aromatic compound, such as napthalene, anthracene, thiophene, furan and benzene which is unsubstituted or substituted with lower alkyl, halogen, diloweralkylamino, oxo or lower alkoxy,m is an integer representing the valency of the metal M,a is an integer selected such that the sum of a and m does not exceed the coordination number of the metal M of the given valency,b is 0.Type: GrantFiled: July 3, 1985Date of Patent: June 23, 1987Assignee: Canadian Patents and Development Limited-Societe Canadienne des Brevets et d'Exploitation LimiteeInventor: Sydney K. Brownstein
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Patent number: 4650888Abstract: Complexes of pentaerythritol derivatives such as sulfuric acid ester of pentaerythritol or dipentaerythritol with a basic polyaluminum chloride and process for preparing the same are disclosed. The complex is novel and has a good anti-pepsin activity and therefore it is useful as an anti-ulcer agent.The complex is prepared by reacting pentaerythritol or dipentaerythritol with a sulfating agent and then reacting the resulting sulfate with a basic polyaluminum chloride.Type: GrantFiled: April 10, 1985Date of Patent: March 17, 1987Assignee: Chugai Seiyaku Kabushiki KaishaInventors: Kiyoshige Ochi, Yoshikazu Hinohara, Isao Matsunaga
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Patent number: 4610829Abstract: New products and compositions of matter complying with the general formula:[C.sub.n F.sub.2n+1 --CH.sub.2 --.sub.b SO.sub.2 --Z].sub.d Mwherein: C.sub.n F.sub.2n+1 represents a straight or ramified branched perfluorinated chain: n represents a whole number between 1 and 20, b is a whole number between 2 and 20, preferably equal to 2 or 4, Z represents a chlorine, bromine or an oxygen atom (when Z is a chlorine or a bromine atom, M is nothing and d is equal to 1), when Z is an oxygen atom: M is a hydrogen atom in which case, d is equal to 1, M is a metal of the Groups I.sub.A, II.sub.A, I.sub.B, II.sub.B, VIII of the periodic table, the ammonium radical, the aluminum or the lead radical, and in which case d represents the valence of this metal and methods for preparing new products as illustrated by the following representative reactions.Type: GrantFiled: December 4, 1978Date of Patent: September 9, 1986Assignee: Produits Chimiques Ugine KuhlmannInventors: Jean-Pierre Lalu, Louis Foulletier
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Patent number: 4595694Abstract: A new series of azulene derivatives are disclosed. These compounds are stable to light and heat and are useful as anti-ulcerative and anti-inflammatory agents. Such compounds can be synthesized by reacting 2H-cyclohepta(b) furan-2-one or its derivative substituted by a lower alkyl with a suitable enamine derived from a corresponding aldehyde or ketone, and then sulfonating the compound resulting from said reaction.Type: GrantFiled: August 17, 1984Date of Patent: June 17, 1986Assignee: Kotobuki Seiyaku Co. Ltd.Inventors: Kahei Takase, Masafumi Yasunami, Tsuyoshi Tomiyama, Akira Tomiyama, Takashi Yanagisawa
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Patent number: 4543430Abstract: Process for the preparation of addition products of epoxides and hydroxylated compounds, characterized by the fact that it comprises the reaction of an epoxide and a hydroxylated compound in the homogeneous liquid phase, in the presence, as catalyst, of a salt of trifluoromethanesulphonic acid.Type: GrantFiled: November 7, 1983Date of Patent: September 24, 1985Assignee: BP Chimie Societe AnonymeInventors: Daniel Falgoux, Danielle Simoulin, Michel Pascal-Mousselard
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Patent number: 4532080Abstract: The bond strength between a sulphur-vulcanizable rubber and a metal, especially brass, is increased by using as bonding promoter an organic substance containing one or more groups of the formula --S--SO.sub.2 R where R represents (a) a radical --OM where M is a monovalent metal, the equivalent of a multivalent metal, a monovalent ion derived by the addition of a proton to a nitrogeneous base or the equivalent of a multivalent ion derived by the addition of two or more protons to a nitrogeneous base, or (b) an organic radical. Preferred promoters include sodium, zinc, nickel and cobalt organothiosulphates.Type: GrantFiled: October 11, 1983Date of Patent: July 30, 1985Assignee: Monsanto Europe, S.A.Inventors: Jean-Marc Delseth, Daniel E. Mauer, Philippe G. Moniotte