By Fluorination Of Organic Compound Other Than Hydrocarbon Or Halogenated Hydrocarbon Patents (Class 205/430)
-
Patent number: 12281398Abstract: A process for the microfluidic electrochemical synthesis of geminal dipseudohalide or halide-pseudohalide compounds comprising the steps of pumping a solution comprising a compound of Formula I into a microfluidic electrochemical reactor in the presence of a base, one of a halide or pseudohalide salt (MY), and a mediator; applying an electrical current through the microfluidic electrochemical reactor; and performing oxidative addition to create a geminal dipseudohalide or halide-pseudohalide compound of the general Formula IIType: GrantFiled: January 16, 2024Date of Patent: April 22, 2025Assignee: United States of America as represented by the Secretary of the Air ForceInventors: Thorsten G Schroer, Gregory E. LeCroy, Miguel Aguila, Mayra P. Rodriguez, Tyler J. Downard, Brianna L. MacLeod
-
Patent number: 10081876Abstract: An aqueous electrolyte for the deposition of a metal layer on a substrate surface as well as a method for the deposition of a metal layer on a substrate surface by which electrolyte and in which method the formation of airborne emissions above the surface of the electrolyte in a plating tank is significantly reduced or more preferably omitted. The aqueous electrolyte composition according to the invention comprises at least one surfactant in a concentration affecting a dynamic surface tension of the composition of ?35 mN/m.Type: GrantFiled: September 5, 2014Date of Patent: September 25, 2018Assignee: MacDermid Enthone Inc.Inventor: Helmut Horsthemke
-
Patent number: 9340884Abstract: The present invention relates to a process for the electrochemical fluorination of an organic compound, wherein a reaction solution comprising the organic compound and a fluorinating agent is subjected to electric current in an electrochemical fluorination cell.Type: GrantFiled: December 12, 2011Date of Patent: May 17, 2016Assignee: BASF SEInventors: Nicola Christiane Aust, Itamar Michael Malkowsky
-
Publication number: 20140339096Abstract: In this method, RH2ORH1SO2F is added to hydrofluoric acid so as to form a thick solution (hydrogen bonded complex), and the solution is directly supplied to a liquid phase reaction system, in which an F2 gas is used. Alternatively, RH2ORH1SO2Cl is added to hydrofluoric acid so as no be converted into RH1ORH2SO2F by disc barging HCl, and the RH1ORH2SO2F is directly supplied to a liquid phase reaction system in which an F2 gas is used. Consequently, fluorination can be carried out safely and a compound having an objective structure can be produced at low cost without causing isomerization or the like.Type: ApplicationFiled: August 4, 2014Publication date: November 20, 2014Inventors: Mitsuo Kurumaya, Tsunetoshi Honda, Kota Omori
-
Publication number: 20120302787Abstract: A process for producing a perfluorobutanesulfonic acid salt (PFBS salt) is provided. By the process, the yield is improved and PFOS salt content is reduced. Electrochemical fluorination is conducted in a reaction solution comprising anhydrous hydrogen fluoride to generate perfluorobutanesulfonyl fluoride, and the fluoride is hydrolyzed to produce a perfluorobutanesulfonic acid salt. The process for producing a perfluorobutanesulfonic acid salt includes: a step in which liquid phase components generated in the electrochemical fluorination cell are withdrawn and a first a perfluorobutanesulfonic acid salt fraction is prepared therefrom; and a step in which gaseous phase components discharged from the electrochemical fluorination cell are collected and a second perfluorobutanesulfonic acid salt fraction is prepared therefrom.Type: ApplicationFiled: January 27, 2011Publication date: November 29, 2012Applicants: Mitsubishi Materials Electronic Chemicals Co., Ltd, MITSUBISHI MATERIALS CORPORATIONInventors: Masakazu Uotani, Takeshi Kamiya, Tsunetoshi Honda
-
Publication number: 20120184763Abstract: In this method, RH2ORH1SO2F is added to hydrofluoric acid so as to form a thick solution (hydrogen bonded complex), and the solution is directly supplied to a liquid phase reaction system in which an F2 gas is used. Alternatively, RH2ORH1SO2Cl is added to hydrofluoric acid so as to be converted into RH1ORH2SO2F by discharging HCl, and the RH1ORH2SO2F is directly supplied to a liquid phase reaction system in which an F2 gas is used. Consequently, fluorination can be carried out safely and a compound having an objective structure can be produced at low cost without causing isomerization or the like.Type: ApplicationFiled: September 29, 2010Publication date: July 19, 2012Applicants: Mitsubishi Materials Electronic Chemicals Co., Ltd, MITSUBISHI MATERIALS CORPORATIONInventors: Mitsuo Kurumaya, Tsunetoshi Honda, Kota Omori
-
Patent number: 8206571Abstract: The present invention claims a method for forming [18F] fluoride complexes suitable for performing radio-labelling reactions to generate [18F] fluorinated species. The present invention also provides for an apparatus for forming [18F] fluoride complexes suitable for performing radio-labelling reactions to generate [18F] fluorinated species. Kit claims for formation of [18F] fluoride complexes suitable for performing radio-labelling reactions to generate [18F] fluorinated species are also provided.Type: GrantFiled: June 26, 2007Date of Patent: June 26, 2012Assignee: GE Healthcare LimitedInventor: Alan Peter Clarke
-
Publication number: 20090194428Abstract: The present invention relates to a method of electrochemically desorbing or adsorbing a cryptate [18F] fluoride complex using a substituent substituted cryptand A. The present invention also relates to an apparatus and a kit for performing this method.Type: ApplicationFiled: June 9, 2007Publication date: August 6, 2009Inventor: Alan Peter Clarke
-
Patent number: 7513985Abstract: Methods of electrochemically fluorinating an acrylate polymer, and products therefrom.Type: GrantFiled: October 17, 2005Date of Patent: April 7, 2009Assignee: 3M Innovative Properties CompanyInventor: George G. I. Moore
-
Patent number: 7094328Abstract: The present invention relates to acids of the general formula [I], [RyPF6-y]?H+ [I], where y=1, 2 or 3, and in which the ligands R may be identical or different and R is a perfluorinated C1-8-alkyl or aryl group or R is a partially fluorinated C1-8-alkyl or aryl group, in which some of the F or H may have been substituted by chlorine. The present invention furthermore relates to a process for the preparation of the acids according to the invention, to salts comprising a cation and the anion of the acid according to the invention, and to a process for the preparation of the salts. The invention furthermore relates to the use of the acids and salts according to the invention.Type: GrantFiled: June 11, 2002Date of Patent: August 22, 2006Assignee: Merck Patent GmbHInventors: Nikolai Ignatyev, Michael Schmidt, Andreas Kühner, Volker Hilarius, Udo Heider, Andriy Kucheryna, Peter Sartori, Helge Willner
-
Patent number: 7071272Abstract: The present invention provides a method for preparing a compound of CF3CF2CF2OCF?CF2 by pyrolyzing a compound expressed by CF3CF2CF2OCF(CF3)COOCF2CF(CF3)OCF2CF2CF3 in a gas phase at a temperature of from 200° C. to 500° C.Type: GrantFiled: December 2, 2002Date of Patent: July 4, 2006Assignee: Asahi Glass Company, LimitedInventors: Takashi Okazoe, Kunio Watanabe, Shin Tatematsu, Masakuni Sato, Hidenobu Murofushi, Koichi Yanase, Yasuhiro Suzuki
-
Patent number: 6989088Abstract: A process for producing a perfluorocyclicamine which includes electrolytically fluorinating a triallylamine in anhydrous liquid hydrogen fluoride. A constant boiling composition and process for producing the same is also described.Type: GrantFiled: May 9, 2003Date of Patent: January 24, 2006Assignee: Showa Denko Kabushiki KaishaInventors: Kiyomitsu Kanno, Toshio Nagashima, Galina I. Kaourova, Dmitri D. Moldavski, Vladimir I. Gribel
-
Patent number: 6752917Abstract: A novel process for the continuous preparation of perfluorinated organic compounds by electrochemical fluorination of the parent non-fluorinated or partially fluorinated organic compounds, in which the quantity of charge which the electrolyte can still take up is kept in the range from about 5 Ah per kg of electrolyte to about 600 Ah per kg of electrolyte during the electrochemical fluorination, can be operated continuously over a prolonged period of time without the electrode area-time yield decreasing over time and without the formation of polymeric by products occurring.Type: GrantFiled: June 22, 2001Date of Patent: June 22, 2004Assignee: Bayer AktiengesellschaftInventors: Andreas Bulan, Joachim Herzig
-
Publication number: 20030146103Abstract: The present invention provides novel processes for preparing a fluorinated acyl fluoride and a fluorinated vinyl ether.Type: ApplicationFiled: January 28, 2003Publication date: August 7, 2003Applicant: ASAHI GLASS COMPANY LIMITEDInventors: Takashi Okazoe, Kunio Watanabe, Masahiro Ito, Daisuke Shirakawa, Shin Tatematsu
-
Publication number: 20020121446Abstract: The present invention relates to fluoro-&agr;,&ohgr;-bis[(fluoroalkyl)fluorophosphorano)]alkanes, to a process for their preparation, and to their use as intermediates.Type: ApplicationFiled: February 28, 2002Publication date: September 5, 2002Applicant: MERCK KGAAInventors: Michael Schmidt, Andreas Kuhner, Nikolai Ignatyev, Peter Sartori
-
Patent number: 6395165Abstract: A novel process for the continuous preparation of perfluorinated organic compounds by electrochemical fluorination of the parent non-fluorinated or partially fluorinated organic compounds using hydrogen fluoride having an arsenic content of less than about 10 ppm can be operated over a prolonged period of time without the electrode area-time yield decreasing over time.Type: GrantFiled: June 22, 2001Date of Patent: May 28, 2002Assignee: Bayer AktiengesellschaftInventors: Andreas Bulan, Joachim Herzig, Günter Lailach
-
Publication number: 20020029978Abstract: The present invention is directed to a method and apparatus for plating a surface of a semiconductor workpiece (wafer, flat panel, magnetic films, etc.) using a liquid conductor that makes contact with the outer surface of the workpiece. The liquid conductor is stored in a reservoir and pump through an inlet channel to the liquid chamber. The liquid conductor is injected into a liquid chamber such that the liquid conductor makes contact with the outer surface of the workpiece. An inflatable tube is also provided to prevent the liquid conductor from reaching the back face of the workpiece. A plating solution can be applied to the front face of the workpiece where a retaining ring/seal further prevents the plating solution and the liquid conductor from making contact with each other. In an alternative embodiment, electrical contacts may be formed using an inflatable tube that has either been coated with a conductive material or contains a conductive object.Type: ApplicationFiled: June 7, 2001Publication date: March 14, 2002Applicant: Nutool, Inc.Inventors: Homayoun Talieh, Bulent Basol
-
Publication number: 20020008039Abstract: A novel process for the continuous preparation of perfluorinated organic compounds by electrochemical fluorination of the parent non-fluorinated or partially fluorinated organic compounds by means of hydrogen fluoride having an arsenic content of less than about 10 ppm can be operated over a prolonged period of time without the electrode area-time yield decreasing over time.Type: ApplicationFiled: June 22, 2001Publication date: January 24, 2002Inventors: Andreas Bulan, Joachim Herzig, Gunter Lailach
-
Patent number: 6264818Abstract: The invention relates to a process for preparing perfluoroalkylfluorophosphoranes of the general formula (CnF2n+m)yPF5−y (I) where n is 1, 2, 3, 4, 5, 6, 7 or 8 m is +1 or −1 and y is 1, 2 or 3, where the ligands (CnF2n+m) may be identical or different, and also to their use as electrolytes and as precursors for conducting salts, and to their employment in lithium batteries.Type: GrantFiled: May 26, 2000Date of Patent: July 24, 2001Assignee: Merck Patent Gesellschaft Mit Beschrankter HaftungInventors: Udo Heider, Volker Hilarius, Peter Sartori, Nikolai Ignatiev
-
Patent number: 5573654Abstract: Perfluoroisobutene-MeOH adduct (2H-octafluororisobutyl methyl ether) is converted to hexafluoropropane by reaction with trialkyl amine (eg. triethyl amine) and H.sub.2 O. 1,1,1,3,3-Pentafluoropropene is also produced in lesser amounts. The electrolysis of the reaction product in anhydrous HF (at 10.degree.-50.degree. C., 0-140 kPa, and 50-300 amps/m.sup.2 anode area) yields C.sub.3 F.sub.8 and some CF.sub.3 CFHCF.sub.3 which is condensed out of a gas stream from the electrolysis cell.Type: GrantFiled: March 4, 1994Date of Patent: November 12, 1996Assignee: Minnesota Mining and Manufacturing CompanyInventors: Yuri Cheburkov, John C. Hansen