Halogen Containing Patents (Class 423/386)
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Patent number: 11987496Abstract: A method for producing a bis(fluorosulfonyl)imide lithium salt is disclosed. The method includes the steps of: (a) reacting bis(chlorosulfonyl)imide with NH4F(HF)n (n=0-10) to prepare ammonium bis(fluorosulfonyl)imide; and (b) reacting the ammonium bis(fluorosulfonyl)imide with a lithium base, wherein in at least one of steps (a) and (b), after the reaction, a process of adding an alkoxy trialkyl silane to the reaction solution to remove a fluorine anion is performed.Type: GrantFiled: September 4, 2019Date of Patent: May 21, 2024Assignee: DAEGU CATHOLIC UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Sang Ryul Lee, Kyoung Chol Kim, Ja Young Park, Ji Hyeong Kim, Jeong In Kim, Seok Ju Lee, Jongyun Jang, Seongjeong Lee, Mingi Chu, Dong Wook Kang
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Patent number: 11613465Abstract: The invention relates to a method for producing a fluorine- and sulphur-bearing compound of formula F—SO—R (I) or F—SO2—R (II), comprising the reaction, in the presence of water, of at least one salt providing a fluoride anion and at least one halgoenosulfoxide compound of formula X—SO—R? (I0) from a halogenosulfonyl compound of formula X—SO2—R? (II0), in which X is a halogen atom other than fluorine and R and R? are each a group linked by a covalent bond to the sulphur atom, said bond linking the sulphur atom with a nitrogen atom. The invention also relates to a method for producing salts of a fluorine- and sulphur-bearing compound of formula F—SO—R (I) or F—SO2—R (II) which are advantageously used as electrolyte salts, as precursors of antistatic agents or as surfactant precursors.Type: GrantFiled: December 3, 2014Date of Patent: March 28, 2023Assignee: RHODIA OPERATIONSInventors: Olivier Buisine, François Metz
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Patent number: 11254702Abstract: Thionyl tetrafluoride gas reacts efficiently with primary amines to form reactive iminosulfur oxydifluoride compounds. These dual SVI—F loaded iminosulfur oxydifluoride compounds, in turn, readily react with secondary amines or aryloxy silyl ethers (ArO—SiR3), yielding the corresponding fused heteroatom-linked substrates. Iminosulfur oxyfluoride polymers also are provided by disclosed methods.Type: GrantFiled: November 29, 2017Date of Patent: February 22, 2022Assignee: The Scripps Research InstituteInventors: K. Barry Sharpless, Peng Wu, Suhua Li, Zilei Liu, Bing Gao
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Patent number: 11097949Abstract: In the present invention, a bis (fluorosulfonyl) imide metal salt is an alkali metal salt of bis (fluorosulfonyl) imide or an alkaline earth metal salt of bis (fluorosulfonyl) imide. The bis (fluorosulfonyl) imide metal salt has an average particle diameter of not less than 0.1 mm, or has an average moisture absorption rate of not more than 2.5 mass ppm/cm2·min when sealed in a PE bag having a thickness of 80 ?m and left for 30 minutes at 23° C. and 65% humidity.Type: GrantFiled: February 2, 2018Date of Patent: August 24, 2021Assignees: MORITA CHEMICAL INDUSTRIES CO., LTD., NIPPON SHOKUBAI CO., LTD.Inventors: Kenji Yamada, Hirotsugu Shimizu, Hiromoto Katsuyama, Hiroyuki Mizuno, Yasunori Okumura, Naohiko Itayama, Yukihiro Fukata, Yuichi Sato, Yasuhiro Higuchi, Takahiro Yamauchi
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Patent number: 10974172Abstract: A method for the degassing of hypergolic propellants includes introducing hypergolic propellant into a vacuum-tight vessel, cooling the vacuum-tight vessel containing the hypergolic propellant, and applying a pressure that is reduced as compared to the atmospheric pressure to the hypergolic propellant.Type: GrantFiled: February 12, 2018Date of Patent: April 13, 2021Assignee: ArianeGroup GmbHInventors: Stefan Ziegenhagen, Ewald Scharli Weinert, Volker Groebel
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Patent number: 10934167Abstract: The present invention relates to a preparation method of trifluoroamine oxide comprising the steps of producing an intermediate product by reacting nitrogen trifluoride and nitrous oxide in the presence of a reaction catalyst; and producing trifluoroamine oxide by reacting the intermediate product with sodium fluoride in vacuum condition up to 100 mmHg.Type: GrantFiled: May 31, 2019Date of Patent: March 2, 2021Assignees: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, SK-MATERIALS CO., LTD.Inventors: Hong Suk Kang, In Joon Park, Soo Bok Lee, Won Wook So, Shin Hong Yook, Eun-ho Sohn, Beom Sik Kim, Junghun Kwak, Byunghyang Kwon
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Patent number: 10851124Abstract: To provide a method for producing a phosphoryl imide salt represented by the following general formula (1) at a satisfactory yield by cation exchange. The method comprises the step of performing cation exchange by bringing a phosphoryl imide salt represented by the following general formula (2) into contact with a cation exchange resin having M1 n+ or a metal salt represented by the general formula (4) in an organic solvent having a water content of 0.3% by mass or less.Type: GrantFiled: April 9, 2018Date of Patent: December 1, 2020Assignee: CENTRAL GLASS CO., LTD.Inventors: Mikihiro Takahashi, Takayoshi Morinaka, Masutaka Shinmen, Ryosuke Terada
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Patent number: 10128525Abstract: A process for preparing a fluoro compound of formula: R2—(SO2)—NX—(SO2)—F (III) including: (a) a first step for obtaining the chloro compound of formula: R1—(SO2)—NX—(SO2)—Cl; (II) this first step including the reaction of the sulfamide of formula: R0—(SO2)—NH2 (I) with a sulfureous acid and a chlorinating agent; and (b) a second step for obtaining the fluoro compound of formula (III), this second step including the reaction of the chloro compound of formula (II) with anhydrous hydrofluoric acid in at least one organic solvent; in which: X represents either a hydrogen atom or a monovalent cation M; R1 represents an electron-withdrawing group having a positive Hammett parameter ?p; if R1 represents Cl, then R0 represents OH; otherwise, R0 is identical to R1; and if R1 represents Cl, then R2 represents F; otherwise, R2 is identical to R1.Type: GrantFiled: April 1, 2015Date of Patent: November 13, 2018Assignee: ARKEMA FRANCEInventors: Gregory Schmidt, Sophie Audureau
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Patent number: 10099925Abstract: The present invention provides a process for producing hydrogen bis(fluorosulfonyl)-imide (HFSI) by fluorination of a liquid hydrogen bis(chlorosulfonyl)imide (HCSI) using a gaseous hydrogen fluoride. In some embodiments, HFSI that is produced is separated from the reaction mixture as a gas and is condensed to collect a liquid HFSI.Type: GrantFiled: December 3, 2016Date of Patent: October 16, 2018Assignee: Ultra-Charge, Ltd.Inventors: Joseph Carl Poshusta, Ryon Tracy
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Patent number: 10020538Abstract: Methods for preparing electrolyte salts for alkaline earth metal-ion batteries (e.g., calcium and magnesium ion batteries) are described. The electrolyte salts comprise alkaline earth metal (e.g., Mg or Ca) salts of bis(fluorosulfonyl)imide (FSI) and 3,4-dicyano-2-trifluoromethylimidazole (TDI). The methods comprise contacting FSI or TDI with an alkaline earth metal bis(trifluoroacetate) salt in trifluoroacetic acid.Type: GrantFiled: November 13, 2015Date of Patent: July 10, 2018Assignee: UCHICAGO ARGONNE, LLCInventors: Chen Liao, Trevor L. Dzwiniel, Baofei Pan, Sang-Don Han, Anthony Burrell
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Patent number: 9950929Abstract: The present invention provides a method for producing a disulfonylamine alkali metal salt, including a step of subjecting a disulfonylamine onium salt represented by formula [I] (wherein each of R1 and R2 independently represents a fluorine atom or a fluorinated alkyl group having 1 to 6 carbon atoms, provided that at least one of R1 and R2 represents a fluorine atom, and each of R3, R4, R5 and R6 independently represents a hydrogen atom or the like) to a cation exchange reaction in an organic solvent, thereby producing a disulfonylamine alkali metal salt represented by formula [II] (wherein M+ represents an alkali metal cation, and R1 and R2 are as defined in formula [I]), and a step of filtering the organic solvent solution containing the disulfonylamine alkali metal salt through a filter having a particle retention size of 0.1 to 10 ?m to obtain a filtrate.Type: GrantFiled: March 5, 2014Date of Patent: April 24, 2018Assignee: NIPPON SODA CO., LTD.Inventors: Hideki Maekawa, Masamichi Yasuhara, Ken-ichi Hayashi
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Patent number: 9556500Abstract: There are provided processes for treating red mud. For example, the processes can comprise leaching red mud with HCl so as to obtain a leachate comprising ions of a first metal (for example aluminum) and a solid, and separating said solid from said leachate. Several other metals can be extracted from the leachate (Fe, Ni, Co, Mg, rare earth elements, rare metals, etc.). Various other components can be extracted from solid such as TiO2, SiO2 etc.Type: GrantFiled: April 15, 2015Date of Patent: January 31, 2017Assignee: ORBITE TECHNOLOGIES INC.Inventors: Richard Boudreault, Joel Fournier, Denis Primeau, Marie-Maxime Labrecque-Gilbert
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Patent number: 9457316Abstract: The present invention relates generally to the field of emissions control and, in particular to a new and useful method and/or system by which to control various types of corrosion and/or precipitation issues in at least a portion of a wet flue gas desulfurization (WFGD) scrubber system. In one embodiment, the method and/or system of the present invention relies on the supply of at least one reducing agent to the slurry of a wet flue gas desulfurization scrubber to lower the oxidation reduction potential in the absorber slurry contained within the wet flue gas desulfurization scrubber. In still another embodiment, the method and/or system of the present invention control the oxidation-reduction potential in at least one bleed stream of an absorber slurry, filtrate, and/or solution from a wet flue gas desulfurization scrubber.Type: GrantFiled: March 15, 2013Date of Patent: October 4, 2016Assignee: The Babcock & Wilcox CompanyInventors: Richard F DeVault, Paul J Williams, Sandy P Ulbricht, Shannon R Brown
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Publication number: 20150086466Abstract: The present invention provides an alkali metal salt of fluorosulfonyl imide having favorable heat resistance and a reduced content of specific impurities and a water content, and provides a method for producing an alkali metal salt of fluorosulfonyl imide, which is capable of easily removing a solvent from a reaction solution. An alkali metal salt of fluorosulfonyl imide of the present invention is represented by the following general formula (I) and has a mass loss rate of 2% or less when the alkali metal salt of fluorosulfonyl imide is kept at 100° C. for 8 hours under an air current. A method for producing an alkali metal salt of fluorosulfonyl imide of the present invention comprises a step of concentrating a solution of the alkali metal salt of fluorosulfonyl imide by bubbling a gas into a reaction solution containing the alkali metal salt of fluorosulfonyl imide, and/or concentrating a solution of the alkali metal salt of fluorosulfonyl imide by thin layer distillation.Type: ApplicationFiled: December 4, 2014Publication date: March 26, 2015Inventors: Yuichi SATO, Shimpei SATO, Yasunori OKUMURA
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Patent number: 8926930Abstract: The present invention provides an alkali metal salt of fluorosulfonyl imide having favorable heat resistance and a reduced content of specific impurities and a water content, and provides a method for producing an alkali metal salt of fluorosulfonyl imide, which is capable of easily removing a solvent from a reaction solution. An alkali metal salt of fluorosulfonyl imide of the present invention is represented by the following general formula (I) and has a mass loss rate of 2% or less when the alkali metal salt of fluorosulfonyl imide is kept at 100° C. for 8 hours under an air current. A method for producing an alkali metal salt of fluorosulfonyl imide of the present invention comprises a step of concentrating a solution of the alkali metal salt of fluorosulfonyl imide by bubbling a gas into a reaction solution containing the alkali metal salt of fluorosulfonyl imide, and/or concentrating a solution of the alkali metal salt of fluorosulfonyl imide by thin layer distillation.Type: GrantFiled: May 27, 2011Date of Patent: January 6, 2015Assignee: Nippon Shokubai Co., Ltd.Inventors: Yuichi Sato, Shimpei Sato, Yasunori Okumura
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Publication number: 20140369919Abstract: A process for the preparation of a bis(sulphonato)imide salt of formula: (III) (SO3?)—N?—(SO3?) 3C+ where C+ represents a monovalent cation, comprising the reaction of amidosulphuric acid of formula: (I) (OH)—SO2—NH2 with a halosulphonic acid of formula: (II) (OH)—SO2—X where X represents a halogen atom, and comprising a reaction with a base which is a salt formed with the cation C. Also, a process for the preparation of bis(fluorosulphonyl)imide acid of formula: (V) F—(SO2)—NH—(SO2)—F and to a process for the preparation of lithium bis(fluorosulphonyl)imide salt of formula: (VII) F—(SO2)—N??(SO2)—F Li+.Type: ApplicationFiled: September 3, 2014Publication date: December 18, 2014Applicant: ARKEMA FRANCEInventor: Grégory SCHMIDT
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Patent number: 8828346Abstract: The present invention is directed to methods comprising adding NH3 to a SO2F2 solution to directly form a FSO2NH2 and/or a salt of [FSO2NH]?, optionally quenching any unreacted NH3 present in the resulting mixture, and isolating the product from the resulting mixture.Type: GrantFiled: March 8, 2012Date of Patent: September 9, 2014Assignee: Trinapco, Inc.Inventor: Martin R. Johnson
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Publication number: 20140241973Abstract: A mixture of sulphamic acid, a halogenated sulphonic acid and thionyl chloride is heated to allow the reaction to proceed, to thereby produce first intermediate products. The first intermediate products are then subjected to reaction with an alkali metal fluoride MF to produce second intermediate products. The second intermediate products is then subjected to reaction with the alkali metal fluoride MF in a polar solvent to obtain a desired product MN(SO2F)2 (where M is an alkali metal).Type: ApplicationFiled: September 25, 2012Publication date: August 28, 2014Applicant: Sumitomo Electric Industries, Ltd.Inventors: Atsushi Fukunaga, Shinji Inazawa, Koji Nitta, Shoichiro Sakai
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Patent number: 8815199Abstract: Disclosed is a method for producing “a salt or a complex comprising imide and an organic base”, characterized by reacting halogenated sulfuryl or halogenated phosphoryl with ammonia in the presence of an organic base. According to this method, a target imide compound can be produced in a high yield while significantly suppressing the production of by-products. Further, by reacting the obtained imide compound with an alkali metal hydroxide or an alkaline earth metal hydroxide, an imide metal salt can be easily derived.Type: GrantFiled: March 29, 2010Date of Patent: August 26, 2014Assignee: Central Glass Company, LimitedInventors: Takayoshi Morinaka, Tsutomu Nanmyo
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Publication number: 20140152936Abstract: According to example embodiments, a semiconductor material may include zinc, nitrogen, and fluorine. The semiconductor material may further include oxygen. The semiconductor material may include a compound. For example, the semiconductor material may include zinc fluorooxynitride. The semiconductor material may include zinc oxynitride containing fluorine. The semiconductor material may include zinc fluoronitride. The semiconductor material may be applied as a channel material of a thin film transistor (TFT).Type: ApplicationFiled: November 29, 2013Publication date: June 5, 2014Applicants: SAMSUNG DISPLAY CO., LTD., SAMSUNG ELECTRONICS CO., LTD.Inventors: Tae-sang KIM, Sun-jae KIM, Hyun-suk KIM, Myung-kwan RYU, Joon-seok PARK, Seok-jun SEO, Jong-baek SEON, Kyoung-seok SON
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Patent number: 8722005Abstract: The invention provides a method for producing hydrogen bis(fluorosulfonyl)imide (HFSI) by reacting hydrogen bis(halosulfonyl)imide (HXSI) with hydrogen fluoride, where each X is independently a nonfluoro-halide, such as Cl, Br, or I.Type: GrantFiled: July 26, 2013Date of Patent: May 13, 2014Assignee: Boulder Ionics CorporationInventors: Joseph Carl Poshusta, Jerry Lynn Martin, Rajendra P. Singh
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Publication number: 20140075746Abstract: The invention relates to a process for the preparation of a bis(sulphonato)imide salt of formula: (III) (SO3?)—N?—(SO3)3C+??(III) where C+ represents a monovalent cation, comprising the reaction of amidosulphuric acid of formula: (OH)—SO2—NH2??(I) with a halosulphonic acid of formula: (OH)—SO2—X??(II) where X represents a halogen atom, and comprising a reaction with a base which is a salt formed with the cation C+. The invention also relates to a process for the preparation of bis(fluorosulphonyl)imide acid of formula: F—(SO2)—NH—(SO2)—F??(V) and to a process for the preparation of lithium bis(fluorosulphonyl)imide salt of formula: F—(SO2)—N?—(SO2)—F Li+.Type: ApplicationFiled: April 6, 2012Publication date: March 20, 2014Applicant: ARKEMA FRANCEInventor: Grégory Schmidt
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Publication number: 20140037529Abstract: According to the method for producing bis(fluorosulfonyl)imide salt of the present invention, the method for producing fluorosulfate, and the method for producing bis(fluorosulfonyl)imide onium salt, first, an aqueous solution is prepared by dissolving a mixed liquid containing bis(fluorosulfonyl)imide and fluorosulfonic acid in water. Then, the aqueous solution is neutralized with an alkaline compound, producing bis(fluorosulfonyl)imide salt and fluorosulfate. In the methods, bis(fluorosulfonyl)imide salt, fluorosulfate, and bis(fluorosulfonyl)imide onium salt can be obtained safely and easily.Type: ApplicationFiled: October 11, 2013Publication date: February 6, 2014Applicants: Mitsubishi Materials Electronic Chemicals Co., Ltd, Mitsubishi Materials CorporationInventors: Tsunetoshi Honda, Takeshi Kamiya
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Publication number: 20130323155Abstract: By reacting a fluorine-containing sulfonylimide ammonium salt such as ammonium N,N-di(fluorosulfonyl)imide with an alkali metal hydroxide such as lithium hydroxide, potassium hydroxide or sodium hydroxide under reduced pressure and at a low temperature of approximately 40° C., a fluorine-containing sulfonylimide alkali metal salt such as lithium N,N-di(fluorosulfonyl)imide, potassium N,N-di(fluorosulfonyl)imide or sodium N,N-di(fluorosulfonyl)imide is obtained.Type: ApplicationFiled: February 28, 2012Publication date: December 5, 2013Applicant: NIPPON SODA CO., LTD.Inventors: Shiro Tsubokura, Toru Suzuki, Michiaki Maruyama, Yasuyuki Aiura
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Publication number: 20130323154Abstract: A compound [I] such as ammonium N-(chlorosulfonyl)-N-(fluorosulfonyl)imide is reacted with hydrogen fluoride to obtain a compound [II] such as ammonium N,N-di(fluorosulfonyl)imide. The obtained compound [II] is reacted with an alkali metal compound or the like to obtain a compound [IV] such as an N,N-di(fluorosulfonyl)imide alkali metal salt.Type: ApplicationFiled: January 30, 2012Publication date: December 5, 2013Applicant: NIPPON SODA CO., LTD.Inventors: Shiro Tsubokura, Michiaki Maruyama
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Patent number: 8580220Abstract: According to the method for producing bis(fluorosulfonyl)imide salt of the present invention, the method for producing fluorosulfate, and the method for producing bis(fluorosulfonyl)imide onium salt, first, an aqueous solution is prepared by dissolving a mixed liquid containing bis(fluorosulfonyl)imide and fluorosulfonic acid in water. Then, the aqueous solution is neutralized with an alkaline compound, producing bis(fluorosulfonyl)imide salt and fluorosulfate. In the methods, bis(fluorosulfonyl)imide salt, fluorosulfate, and bis(fluorosulfonyl)imide onium salt can be obtained safely and easily.Type: GrantFiled: March 30, 2010Date of Patent: November 12, 2013Assignees: Mitsubishi Materials Corporation, Mitsubishi Materials Electronic Chemicals Co., Ltd.Inventors: Tsunetoshi Honda, Takeshi Kamiya
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Publication number: 20130294997Abstract: KN(SO2F)2 is synthesized by adding HN(SO2Cl)2 dropwise to KF to form an intermediate product, and then allowing the intermediate product and KF to react with each other in an aqueous solvent.Type: ApplicationFiled: January 13, 2012Publication date: November 7, 2013Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Atsushi Fukunaga, Shoichiro Sakai, Koji Nitta, Atsushi Yamaguchi, Masatoshi Majima, Shinji Inazawa
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Publication number: 20130068991Abstract: The present invention provides an alkali metal salt of fluorosulfonyl imide having favorable heat resistance and a reduced content of specific impurities and a water content, and provides a method for producing an alkali metal salt of fluorosulfonyl imide, which is capable of easily removing a solvent from a reaction solution. An alkali metal salt of fluorosulfonyl imide of the present invention is represented by the following general formula (I) and has a mass loss rate of 2% or less when the alkali metal salt of fluorosulfonyl imide is kept at 100° C. for 8 hours under an air current. A method for producing an alkali metal salt of fluorosulfonyl imide of the present invention comprises a step of concentrating a solution of the alkali metal salt of fluorosulfonyl imide by bubbling a gas into a reaction solution containing the alkali metal salt of fluorosulfonyl imide, and/or concentrating a solution of the alkali metal salt of fluorosulfonyl imide by thin layer distillation.Type: ApplicationFiled: May 27, 2011Publication date: March 21, 2013Inventors: Yuichi Sato, Shimpei Sato, Yasunori Okumura
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Patent number: 8377406Abstract: The present invention provides methods for producing bis(fluorosulfonyl) compounds of the formula: F—S(O)2—Z—S(O)2—F??I by contacting a nonfluorohalide compound of the formula: X—S(O)2—Z—S(O)2—X with bismuth trifluoride under conditions sufficient to produce the bis(fluorosulfonyl) compound of Formula I, where Z and X are those defined herein.Type: GrantFiled: August 29, 2012Date of Patent: February 19, 2013Assignee: Boulder Ionics CorporationInventors: Rajendra P. Singh, Jerry Lynn Martin, Joseph Carl Poshusta
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Publication number: 20130022815Abstract: An electrode active material including a lithium-transition metal complex oxide having a layered rock salt structure or spinel structure and a fluorine and nitrogen introduced therein. Also disclosed is an electrode active material production method including a nitrogen introduction step of synthesizing a lithium-transition metal complex oxide (c) having a layered rock salt structure or spinel structure and a fluorine and nitrogen introduced therein, by firing a material composition including a lithium-transition metal complex oxide (a) having a fluorine introduced therein and a nitriding agent (b) being represented by the formula (1) and being solid or liquid at ordinary temperature.Type: ApplicationFiled: March 12, 2010Publication date: January 24, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hideki Oki, Toshihiro Seguchi
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Patent number: 8337797Abstract: According to the method for producing bis(fluorosulfonyl)imide of the present invention, first, an unreacted mixed liquid is prepared by mixing a first fluorosulfonic acid with urea in a condition free of a chemical reaction between the first fluorosulfonic acid and urea. Then, the unreacted mixed liquid is dripped into a heated second fluorosulfonic acid or a heated bis(fluorosulfonyl)imide, allowing a chemical reaction between fluorosulfonic acid and urea to proceed. In this method, generation of carbon dioxide gas and heat during the chemical reaction can be controlled.Type: GrantFiled: March 31, 2010Date of Patent: December 25, 2012Assignees: Mitsubishi Materials Corporation, Mitsubishi Materials Electronic Chemicals Co., Ltd.Inventors: Tsunetoshi Honda, Takeshi Kamiya
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Publication number: 20120305497Abstract: Fenton and Fenton-like system enhancing agent and the usage thereof are provided. It relates to a water treatment enhancer (enhancing agent) and the usage thereof. It widens water pH range of Fenton and Fenton-like system reaction. It reduces amount of Fe2+ required for Fenton reaction. It increases rate of Fenton-like reaction. The enhancing agent is selected from sodium sulfite, lithium sulfite, potassium sulfite, magnesium sulfite, calcium sulfite, hydroxylamine hydrochloride, hydroxylamine perchlorate, hydroxylamine sulfate, hydrazine, N,N-diethylhydroxylamine, amino ethanolamine, hydroxylamine solution or N,N,N?,N?-tetrasubstituted p-phenylenediamine. The method of use of enhancing agent comprises the steps of: adding Fenton or Fenton-like system enhancing agent, an agent for enhancement and hydrogen peroxide into water subject to treatment; and mixing and allowing reaction. The enhancing agent can increase the rate of reaction for the water treatment and reduce the dosage of the agent for enhancement.Type: ApplicationFiled: October 18, 2010Publication date: December 6, 2012Applicant: HARBIN INSTITUTE OF TECHNOLOGYInventors: Jun Ma, Liwei Chen, Xuchun Li, Jing Zhang, Yinghong Guan, Jingyun Fang
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Publication number: 20120230906Abstract: The present invention is directed to methods comprising adding NH3 to a SO2F2 solution to directly form a FSO2NH2 and/or a salt of [FSO2NH]?, optionally quenching any unreacted NH3 present in the resulting mixture, and isolating the product from the resulting mixture.Type: ApplicationFiled: March 8, 2012Publication date: September 13, 2012Applicant: Trinapco, Inc.Inventor: Martin R. Johnson
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Publication number: 20120070358Abstract: To provide an imide salt represented by the formula wherein, R represents a halosulfonyl group (—SO2X1 where X1 is a halogen such as fluorine, chlorine, bromine and iodine) or dihalophosphoryl group (—POX2X3 where X2 and X3 are the same or different halogens such as fluorine, chlorine, bromine and iodine), and M represents an alkali metal; with high selectivity and high efficiency by using a low-cost starting material. In the production of an imide salt, an alkali metal fluoride, a sulfuryl halide or phosphoryl halide, and ammonia or an ammonium salt are reacted. According to this method, a desired imide salt can be produced with high yield, while greatly suppressing the production of a by-product.Type: ApplicationFiled: June 1, 2010Publication date: March 22, 2012Applicant: CENTRAL GLASS COMPANY LTD.Inventors: Takayoshi Morinaka, Tsutomu Nanmyo
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Publication number: 20120020867Abstract: Disclosed is a method for producing “a salt or a complex comprising imide and an organic base”, characterized by reacting halogenated sulfuryl or halogenated phosphoryl with ammonia in the presence of an organic base. According to this method, a target imide compound can be produced in a high yield while significantly suppressing the production of by-products. Further, by reacting the obtained imide compound with an alkali metal hydroxide or an alkaline earth metal hydroxide, an imide metal salt can be easily derived.Type: ApplicationFiled: March 29, 2010Publication date: January 26, 2012Applicant: Central Glass Company, LimitedInventors: Takayoshi Morinaka, Tsutomu Nanmyo
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Publication number: 20120014859Abstract: According to the method for producing bis(fluorosulfonyl)imide salt of the present invention, the method for producing fluorosulfate, and the method for producing bis(fluorosulfonyl)imide onium salt, first, an aqueous solution is prepared by dissolving a mixed liquid containing bis(fluorosulfonyl)imide and fluorosulfonic acid in water. Then, the aqueous solution is neutralized with an alkaline compound, producing bis(fluorosulfonyl)imide salt and fluorosulfate. In the methods, bis(fluorosulfonyl)imide salt, fluorosulfate, and bis(fluorosulfonyl)imide onium salt can be obtained safely and easily.Type: ApplicationFiled: March 30, 2010Publication date: January 19, 2012Applicant: MITSUBISHI MATERIALS CORPORATIONInventors: Tsunetoshi Honda, Takeshi Kamiya
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Publication number: 20120009113Abstract: According to the method for producing bis(fluorosulfonyl)imide of the present invention, first, an unreacted mixed liquid is prepared by mixing a first fluorosulfonic acid with urea in a condition free of a chemical reaction between the first fluorosulfonic acid and urea. Then, the unreacted mixed liquid is dripped into a heated second fluorosulfonic acid or a heated bis(fluorosulfonyl)imide, allowing a chemical reaction between fluorosulfonic acid and urea to proceed. In this method, generation of carbon dioxide gas and heat during the chemical reaction can be controlled.Type: ApplicationFiled: March 31, 2010Publication date: January 12, 2012Applicants: Mitsubishi Materials Electronic Chemicals Co., Ltd., MITSUBISHI MATERIALS CORPORATIONInventors: Tsunetoshi Honda, Takeshi Kamiya
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Publication number: 20110086186Abstract: Disclosed are an anti-static adhesive composition, and a polarizing plate and/or a surface protective film fabricated using the same. More particularly, an anti-static adhesive composition for imparting enhanced anti-static properties, including a metal salt represented by Formula 1 as an anti-static agent so as to sufficiently inhibit generation of static electricity while not deteriorating inherent physical properties of an adhesive such as adhesiveness, durability and reliability, etc., is provided. In addition, a polarizing plate and and/or a surface protective film fabricated using the foregoing anti-static adhesive composition are provided.Type: ApplicationFiled: April 15, 2009Publication date: April 14, 2011Applicant: DONG-WOO FINE-CHEM CO., LTD.Inventors: Sung-min Kim, Han-young Choi, Young-sik Choi
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Patent number: 7901812Abstract: The invention concerns novel ionic compounds with low melting point whereof the onium type cation having at least a heteroatom such as N, O, S or P bearing the positive charge and whereof the anion includes, wholly or partially, at least an ion imidide such as (FX1O)N?(OX2F) wherein X1 and X2 are identical or different and comprise SO or PF, and their use as solvent in electrochemical devices. Said composition comprises a salt wherein the anionic charge is delocalised, and can be used, inter alia, as electrolyte.Type: GrantFiled: March 28, 2008Date of Patent: March 8, 2011Assignees: ACEP Inc., Centre National de la Recherche Scientifique, Universite de MontrealInventors: Christophe Michot, Michel Armand, Michel Gauthier, Nathalie Ravet
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Patent number: 7883800Abstract: The disclosure herein relates to a lithium ion conducting electrolyte. This electrolytic material has improved ionic conductivity. The material disclosed herein is an amorphous compound of the formula LixSMwOyNz wherein x is between approximately 0.5 and 3, y is between 1 and 6, z is between 0.1 and 1, w is less than 0.3 and M is an element selected from B, Ge, Si, P, As, Cl, Br, I, and combinations thereof. The material can be prepared in the form of a thin film. The electrolyte material can be used in microbatteries and electronic systems.Type: GrantFiled: January 26, 2006Date of Patent: February 8, 2011Assignee: Centre National de la Recherche ScientifiqueInventors: Philippe Vinatier, Alain Levasseur, Brigitte Pecquenard, Kyong-Hee Joo
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Publication number: 20100316704Abstract: The subject invention concerns platinum complexes that exhibit antitumor cell and/or antiparasitic activity. The subject invention also concerns the use of platinum complexes of the invention to treat oncological and inflammatory disorders. The platinum complexes of the invention can also be used to treat or prevent infection by a virus or a bacterial or parasitic organism in vivo or in vitro.Type: ApplicationFiled: July 13, 2010Publication date: December 16, 2010Applicant: UNIVERSITY OF SOUTH FLORIDAInventors: HEIDI KAY, JAY W. PALMER, JOSEPH A. STANKO
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Publication number: 20100278685Abstract: A method for the production of titanium trifluoride from a titanium-containing material, includes the steps of producing a fluoride solution of Ti(IV) from the titanium-containing material and reducing the Ti(IV) in the solution with a transition metal or an alloy of the transition metal. The transition metal is selected from manganese, iron, cobalt, nickel and zinc. An ammonium containing salt and either ammonia or ammonium fluoride are added to the resulting solution containing Ti(III) to produce a precipitate, and the precipitate is pyrolysed to produce titanium trifluoride.Type: ApplicationFiled: December 29, 2008Publication date: November 4, 2010Inventor: Gerard Pretorius
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Patent number: 7771611Abstract: Novel compositions are provided containing a compound represented by the formula YOSF5 or ZOSF5, where: (a) Y is: (i) an organic cation other than (Me2N)3S+ or (ii) an inorganic cation, provided that when Y is the inorganic cation, the composition further includes a complexing agent; and (b) Z is C1-20 alkyl, aryl, cycloalkyl, combinations thereof, or analogues thereof containing at least one heteroatom, provided that the compound represented by the formula ZOSF5 is a molecular compound. Processes of making the cationic compounds are disclosed as are processes for using the compositions containing cationic compounds in nucleophilic replacement reactions to prepare the compositions containing molecular compounds including the OSF5 group.Type: GrantFiled: July 10, 2006Date of Patent: August 10, 2010Assignee: Air Products and Chemicals, Inc.Inventors: Robert George Syvret, Gauri Sankar Lal, Kristen Elaine Minnich
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Patent number: 7771680Abstract: A process is described for the production of titanium dioxide by the treatment with ammonium fluoride of titanium ores containing iron; the process comprises the following steps: (a) the titanium ore containing iron is reacted with an aqueous NH4F and/or NH4HF2 solution; (b) the aqueous dispersion thus obtained is filtered with consequent separation of a solid residue and an aqueous solution containing titanium salts; (c) the aqueous solution thus obtained is subjected to hydrolysis, the hydrolysis comprising a first stage at pH 7.0-8.5 and a second stage at pH 10.0-13.0; (d) the aqueous dispersion thus obtained is filtered and the solid residue is subjected to pyrohydrolysis, the pyrohydrolysis comprising a first stage at a maximum temperature of 450° C. and a second stage at a maximum temperature of 1000° C.Type: GrantFiled: January 16, 2006Date of Patent: August 10, 2010Assignee: Breton SpAInventor: Pavel S. Gordienko
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Patent number: 7771688Abstract: A method for preparing titanium dioxide particles co-doped with nitrogen and fluorine includes the steps of: mixing boric acid with ammonium fluorotitanate in an aqueous medium to form ammonium oxotrifluorotitanate; liquid-phase depositing the ammonium oxotrifluorotitanate on a silicon-containing substrate; and thermo-treating the ammonium oxotrifluorotitanate on the silicon-containing substrate at a temperature ranging from 300 to 1000° C.Type: GrantFiled: September 19, 2007Date of Patent: August 10, 2010Assignee: National Sun Yat-Sen UniversityInventors: Ming-Kwei Lee, Tsung-Hsiang Shih
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Publication number: 20100136436Abstract: The disclosure herein relates to a lithium ion conducting electrolyte. This electrolytic material has improved ionic conductivity. The material disclosed herein is an amorphous compound of the formula LixSMwOyNz wherein x is between approximately 0.5 and 3, y is between 1 and 6, z is between 0.1 and 1, w is less than 0.3 and M is an element selected from B, Ge, Si, P, As, Cl, Br, I, and combinations thereof. The material can be prepared in the form of a thin film. The electrolyte material can be used in microbatteries and elctronic systems.Type: ApplicationFiled: January 26, 2006Publication date: June 3, 2010Applicant: Centre National de la Recherche ScientifiqueInventors: Philippe Vinatier, Alain Levasseur, Brigitte Pecquenard, Kyong-Hee Joo
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Patent number: 7678355Abstract: A method for producing a highly crystalline perovskite-type complex compound is provided that exhibits stably a high Seebeck coefficient and a low electric resistivity even at higher temperatures. A method for producing a complex perovskite-type compound with less environmental load is also provided. The method comprises a step of dissolving a nitrate salt containing a rare earth element, a nitrate salt containing an alkaline earth metal element, a nitrate salt containing manganese, and an organic polymer into a solvent to form a solution, a step of mixing and stirring the solution, a step of preparing a precursor powder from the solution through heating and drying thereof, and a step of calcining the precursor powder in atmosphere.Type: GrantFiled: May 30, 2005Date of Patent: March 16, 2010Assignee: Universal Entertainment CorporationInventor: Koh Takahashi
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Patent number: 7635459Abstract: Disclosed is a method of removing nitric acid from an aqueous liquid containing various components such as vegetable extract, and nitrate ion is removed selectively without spoiling the taste or other components, by subjecting the aqueous liquid to chromatographic treatment with an amphoteric ion exchanger to separate nitrate ion from other components contained in the aqueous liquid. A nitric acid-reduced drink is produced by preparing a raw drink material comprising an extract or juice of plant tissue; removing nitric acid from the raw drink material with use of the method of removing nitric acid from an aqueous liquid as described above; and preparing a drink using the raw drink material after the removing of nitric acid.Type: GrantFiled: September 20, 2005Date of Patent: December 22, 2009Assignee: ITO EN, Ltd.Inventors: Takanobu Takihara, Yuji Kubota
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Publication number: 20090074651Abstract: A method for preparing titanium dioxide particles co-doped with nitrogen and fluorine includes the steps of: mixing boric acid with ammonium fluorotitanate in an aqueous medium to form ammonium oxotrifluorotitanate; liquid-phase depositing the ammonium oxotrifluorotitanate on a silicon-containing substrate; and thermo-treating the ammonium oxotrifluorotitanate on the silicon-containing substrate at a temperature ranging from 300 to 1000° C.Type: ApplicationFiled: September 19, 2007Publication date: March 19, 2009Inventors: Ming-Kwei Lee, Tsung-Hsiang Shih
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Patent number: 7378194Abstract: The invention concerns novel ionic compounds with low melting point whereof the onium type cation having at least a heteroatom such as N, O, S or P bearing the positive charge and whereof the anion includes, wholly or partially, at least an ion imidide such as (FX1O)N?(OX2F) wherein X1 and X2 are identical or different and comprise SO or PF, and their use as solvent in electrochemical devices. Said composition comprises a salt wherein the anionic charge is delocalised, and can be used, inter alia, as electrolyte.Type: GrantFiled: October 1, 2004Date of Patent: May 27, 2008Assignees: ACEP, Inc., Centre de la Recherche Scientifique, Universite de MontrealInventors: Christophe Michot, Michel Armand, Michel Gauthier, Nathalie Ravet