СПОСОБ ПОЛУЧЕНИЯ ГЕКСАФТОРБУТАДИЕНА И 1,2- ДИХЛОРГЕКСАФТОРЦИКЛОБУТАНА

Изобретение относится к способам получения фторсодержащих мономеров и к способам получения галогенсодержащих циклических соединений, а именно: к получению гексафторбутадиена и 1,2-дихлоргексафторциклобутана (С4Cl2F6-цикло). Способ получения гексафторбутадиена осуществляют пиролизом хлортрифторэтилена с последующим дехлорированием 1,2-дихлоргексафторбутена-3 в присутствии цинка в растворителе. Причем исходный хлортрифтоэтилен пиролизуют при температуре от 505 до 600°С в течение 0,5-15 с. Полученный пиролизат конденсируют при температуре от 0 до минус 10°С, после чего конденсат ректифицируют с выделением фракции, кипящей при 59,0-59,5°С и содержащей 1,2-дихлоргексафторциклобутан С4F6Cl2. Фракцию, кипящую при 63, 5-64°С и содержащую 1,2-дихлоргексафторбутен-3, подвергают дехлорированию в полярном растворителе при температуре 37-50°С. Продукты, не сконденсированные на стадии конденсации, возвращают на пиролиз. Способ позволяет проводить стадию пиролиза хлортрифторэтилена с конверсией 50-70% ...

АЗЕОТРОПНАЯ СМЕСЬ И СПОСОБЫ ВЫДЕЛЕНИЯ ФТОРОВОДОРОДА

Фтороводород (HF) эффективно удаляется из смеси, состоящей из фтороводорода, дихлорметана, хлорфторметана и/или дифторметана, путем дистилляции смеси для удаления двухкомпонентных азеотропных смесей фтороводорода и дихлорметана, фтороводорода и хлорфторметана, фтороводорода и дифторметана или путем разделения смеси на верхнюю жидкую фазу, обогащенную фтороводородом, и нижнюю жидкую фазу, обедненную фтороводородом, и дистилляции соответствующих фаз, как описано выше. Способ эффективен и прост. 6 с. и 4 з.п. ф-лы, 2 ил., 7 табл.

СПОСОБ ПОЛУЧЕНИЯ 1,1,1-ТРИФТОР-2,3-ДИХЛОРПРОПАНА

... 1. Способ получения 1,1,1-трифтор-2,3-дихлорпропана (243db), включающий контактирование 3,3,3-трифторпропена (1243zf) с хлором в присутствии катализатора, включающего активированный уголь, оксид алюминия и/или оксид переходного металла. ! 2. Способ по п.1, который проводят при температуре от примерно -100 до примерно 400°С и давлении от 0 до примерно 3000 кПа. ! 3. Способ по п.1, где молярное отношение 1243zf: хлор составляет от примерно 10:1 до примерно 1:5. ! 4. Способ по п.1, где катализатор включает активированный уголь. ! 5. Способ по п.1, включающий стадию (b) конверсии 1,1,1,3-тетрахлорпропена с образованием 3,3,3-тетрафторпропена (1243zf). ! 6. Способ по п.5, включающий стадию (а) теломеризации этилена и четыреххлористого углерода (CCl4) с образованием 1,1,1,3-тетрахлорпропена. ! 7. Способ получения 1,1,1-трифтор-2,3-дихлорпропана (243db), включающий ! (a) теломеризацию этилена и четыреххлористого углерода (CCl4) с образованием 1,1',1,3-тетрахлорпропана; ! (b) конверсию 1,1,1,3- ...

HERSTELLUNG VON FLUORENTHALTENDEN DIHALOMETHANEN UND AZEOTROPEN CHLORENTHALTENDEN DIHALOMETHANEN MIT HF

VERFAHREN ZUR HERSTELLUNG VON PERHALOFLUORIERTEN BUTANEN

REINIGUNGSMITTEL, INSBESONDERE FUER LEICHTMETALLE

Verfahren zur geometrischen Isomerisation halogenierter Olefine

Verfahren zur Herstellung von fluorierten organischen Verbindungen, bei dem man mindestens eine Verbindung der Formel (I) in mindestens eine Verbindung der Formel (II) umwandelt, wobei X, Y und Z jeweils unabhängig für H, F, Cl, I oder Br stehen und m jeweils für 1, 2 oder 3 steht und n für 0 oder 1 steht.

Process

Composition

An azeotropic or near-azeotropic composition comprising HF and CH2ClCHClCHF3 (243db). The composition preferably consists essentially of HF and 243db, or more preferably consists of HF and 243db. The use of the azeotropic or near-azeotropic composition in the manufacture of one or more hydrofluoroolefins, particularly CHFCHF3 (1234zeE) or CH2CHFCF3, is also claimed. A process for the separation of the claimed azeotrpic or near-azeotropic composition is provided. The separation process preferably performed using pressure swing distillation, particularly wherein the pressure swing apparatus comprises two columns operated sequentially at different pressures and/or at different temperatures. The first column is preferably operated at a pressure 0.5 to 15 bara and at a temperature of 1°C to 115°C. The second column is preferably operated a pressure between 1 to 20 bara and at a temperature of 18°C to 203°C. The separation process is preferably continuous.

Process

Fluorine-containing telomer halides

Telomer iodides are obtained by reacting CF2:CFCl and/or CF2:CF2 with an iodide CFXY.CCl2I at 120 DEG -160 DEG C. in the absence of any initiating agency other than heat; X is F or Cl, and Y is F, Cl, Br, or a perfluoro, perfluorochloro, perfluorohydro or perfluorochlorohydro radical ("perfluoro" means containing only C and F; "perfluorochloro" means containing only C, F and Cl; "perfluorohydro" means containing only C, F and H, with F:H at least 1:1; and "perfluorochlorohydro" means containing only C, F, Cl and H, with F:(Cl+H) at least 1:1). The invention also comprises the telomer halides of formula CFXY.CCl(Rg)m(R1g)nZ, where X and Y are as defined above; Z is F, Cl or I; Rg and R1g are -CF2CF2- or -CF2CFCl-; and n and m are integers from 2 to 30; with the proviso that when Rg and R1g are the same and when X is F, Y is other than Cl or Br. The compounds in which Z is I are prepared by the above process, and those in which Z is F or Cl are prepared by fluorination or chlorination of ...

ORGANIC FLUORINE COMPOUNDS

... 1,261,703. Inhalation anaesthetics. NATIO N A L RESEARCH DEVELOPMENT CORP. 6 May, 1969 [6 May, 1968], No. 21390/ 68. Heading A5B. [Also in Division C2] An inhalation anaesthetic agent comprises a fluorinated aliphatic compound containing in the molecule a straight chain of 3 carbon atoms in which chain 2 carbon atoms separated by a single carbon atom each bear a single H atom, the chain having one halomethyl substituent (e.g. CH 2 F, CF 3 or CF 2 Cl) and the remaining valencies of the chain being satisfied by fluorine atoms, in the vapour phase and in admixture with a suitable respiratory gas (e.g. air or other O 2 -containing respiratory gas). The compounds possess good muscle relaxing properties and do not significantly depress blood pressure and respiration. Typical compounds are (a) CHF 2 CF 2 .CHF.CF 3 , (b) CHF 2 .CF(CH 2 F).CHF 2 and (c) CHF 2 CF (CF 2 Cl).CHF 2 .

Cotelomers containing vinylidene fluoride

The invention comprises cotelomers derived from a fluorine-containing telogen and a mixture of vinylidene fluoride and at least one other halogenated monoolefine having 2-10 carbon atoms and containing, in addition to carbon, only halogen or both halogen and hydrogen, in which latter case the molar ratio of halogen:hydrogen is at least 1:1, the molar ratio of vinylidene fluoride units in the cotelomer chain to units derived from the other olefine or olefines being from 95:5 to 75:25, the cotelomer containing 4-40 olefine units per molecule. These products are prepared by telomerization, using a fluorinated hydrocarbon or halohydrocarbon iodide as telogen; the terminal iodine atom may then be replaced by hydrogen, fluorine or chlorine (see Group IV(b) ). Preferred olefines for the cotelomerization are CF2:CFCl, CH2:CFCl, CF2:CCl2, CF2:CHCl and CF3CF:CF2; other suitable olefines and suitable telogen iodides are listed. Specifications 926,411 and 930,758 are referred to.ALSO:The invention ...

AZEOTROPE OR AZEOTROPÄHNLICHE COMPOSITION ON THE BASIS OF CHLORINE FLUOROCARBONS

AZEOTROPE OR AZEOTROPÄHNLICHE COMPOSITION ON THE BASIS OF HYDROGEN ABSTENTION CHLORINE FLUOROCARBONS.

PROCEDURE FOR THE PRODUCTION OF 1,1,1,3,3 - PENTAFLUOROPROPAN

PROCESS FOR CHLOROFLUOROPROPANES

HALOGENATED HYDROCARBON SOLVENTS AND USE THEREOF

CONSTANT BOILING MIXTURES OF 1-CHLORO-2,2,2-TRIFLUOROETHANE AND LOROHEPTAFLUOROPROPANE

Constant boiling mixtures of 1-chloro-2,2,2-trifluoro-ethane and 2-chloroheptafluoropropane are useful as refrigerants, heat transfer media, gaseous dielectric, expansion agents, aerosol propellants, working fluids in a power cycle and solvents.

PRODUCTION OF CHLOROFLUOROMETHANES

CONSTANT BOILING MIXTURES OF 1-CHLORO-2,2,2-TRIFLUOROETHANE AND LOROHEPTAFLUOROPROPANE

COMPOSITIONS COMPRISING 2,3-DICHLORO-1,1,1-TRIFLUOROPROPANE, 2-CHLORO-1,1,1-TRIFLUOROPROPENE, 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE OR 2,3,3,3-TETRAFLUOROPROPENE

COMPOSITIONS COMPRISING 2,3-DICHLORO-1,1,1-TRIFLUOROPROPANE, 2-CHLORO-1,1,1-TRIFLUOROPROPENE, 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE OR 2,3,3,3-TETRAFLUOROPROPENE

... ²Disclosed are compositions comprising HCFC-243db, HCFO-1233xf, ²HCFC-244db and/or HFO-1234yf and at least one additional compound. For the ²composition ²comprising 1234yr, the additional compound is selected from the group ²consisting of ²HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, ²HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, ethylene, ²HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, ²HFO-1336, HCFC-133a, HCFC-254fb, HCFC-1131, HFO-1141, HCFO-1242zf, ²HCFO-1223xd, HCFC-233ab, HCFC-226ba, and HFC-227ca. Compositions comprising ²HCFC-243db, HCFO-1233xf, and/or HCFC-244db are useful in processes to make ²HFO-1234yt. Compositions comprising HFO-1234yf are useful, among other uses, ²as heat ²transfer compositions for use in refrigeration, air-conditioning and heat pump ²systems.² ...

METHOD FOR PRODUCING FLUORINATED ORGANIC COMPOUNDS

Disclosed is a method for producing a fluorinated organic compound of formula (II): CF3CF=CH2 (II), also known as HFO-1234yf. The method typically comprises converting a compound of Formula (IB): CF3CFC1CH3 (IB), also known as HCFC-244bb, wherein the converting step comprises a gas phase reaction of HCFC-244bb inside a reactor. The reaction occurs at a reaction temperature of from 200 C to 800 C. Preferably, the method comprises a pre-heating step before injecting a stream of gas phase HCFC-244bb into the vessel. Preferably, the method is a direct conversion of HCFC-244bb into HFO-1234yf.

PROCESS FOR PREPARING PENTAFLUORODICHLOROPROPANES

The present invention is directed to a process for preparing 1,1,1,2,2-pentafluoro-3,3-dichloropropane and 1,1,2,2,3-pentafluoro-1,3-dichloropropane. The process comprises reacting dichloromethane and tetrafluoroethylene in a solvent in the presence of a catalyst and has improved conversion and selectivity characteristics.

1,1-DIFLUORO-1,4-DICHLOROBUTANE AND PROCESS FOR ITS PREPARATION

The present invention provides the novel chlorofluorohydrocarbon 1,1-difluoro-1,4-dichlorobutane, and a process for its preparation by reacting 1,1,1,4tetrachlorobutane with hydrogen fluoride in the liquid phase. The product has useful solvent properties and is also useful in synthetic chemistry for the introduction of fluorocarbon functionality.

Procédé de préparation de composés organiques halogénés

VERFAHREN ZUR HERSTELLUNG VON GEMISCHEN VON CHLOR-FLUORDERIVATEN DES METHANS, WELCHE MONOCHLOR-DIFLUOR-METHAN ENTHALTEN.

PROCESS IN ORDER TO PREPARE BENZILIC ETHERS AND TIOETERI OR FENILICI FOR LINEAR ALIPHATIC CHAIN WITH FINISHES HALOGENATED THEM TO JUVENILE ACTIVITY ORMONICA AND ACARICIDE.

AS INSECTICIDE INTERMEDIATE PRODUCTS USEFUL ONES POLYHALOGENIERTE HYDROCARBONS AND PROCEDURES FOR YOUR PRODUCTION.

1.1 - DIFLUORO - OF 1, OF 4 - DIKhLORBUTAN AND METHOD FOR ITS PRODUCTION

Production processes and systems, compositions, surfactants, monomer units, metal complexes, phosphate esters, glycols, aqueous film forming foams, and foams stabilizers

New chlorofluorinated hydrocarbon - obtd., by reacting alpha:olefin with bis-tri:chloromethylated cpd., used as intermediate for synthesis of functional chlorofluorinated cpds.

PROCESS FOR PREPARING CHLOROTRIFLUOROMETHANE

PRODUCTION OF CHLOROFLUOROMETHANES

PREPARATION OF TELOMERES OF CHLOROTRIFLUOROETHYLENE WITH THE FLUOROXYTRIFLUOROMETHANE AND THE BISFLUOROXYDIFLUOROMETHANE

PRODUCTION PROCESSES AND SYSTEMS, COMPOSITIONS, SURFACTANTS, MONOMER UNITS, METAL COMPLEXES, PHOSPHATE ESTERS, GLYCOLS, AQUEOUS FILM FORMING FOAMS, AND FOAM STABILIZERS

Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohols, reacting olefins and a saturated compounds, reacting reactants having at least two -CF3 groups with reactants having cyclic groups. RF-compositions such as RF-intermediates, RF-surfactants, RF-monomers, RF-monomer units, RF-metal complexes, RF-phosphate esters, RF-glycols, RF-urethanes, and/or RF-foam stabilizers. The RF portion can include at least two -CF3 groups, at least three -CF3 groups, and/or at least two -CF3 groups and at least two -CH2- groups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the RF-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a RF-monomer unit. Compositions are provided that include a substrate having a RF-composition thereover. Aqueous Film Forming Foam ("AFFF") formulations are provided that can include RF-surfactants and/or ...

Azeotropic compositions comprising hydrogen fluoride and fluorocarbons

PRODUCTION PROCESSES AND SYSTEMS, COMPOSITIONS, SURFACTANTS, MONOMER UNITS, METAL COMPLEXES, PHOSPHATE ESTERS, GLYCOLS, AQUEOUS FILM FORMING FOAMS, AND FOAM STABILIZERS

Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohols, reacting olefins and a saturated compounds, reacting reactants having at least two -CF groups with reactants having cyclic groups. RF compositions such as R- intermediates, R-surfactants, R-monomers, R monomer units, R-metal complexes, R-phosphate esters, R-glycols, R urethanes, and/or R-foam stabilizers. The R portion can include at least two -CF groups, at least three -CFgroups, and/or at least two - CF groups and at least two -CH- groups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the R-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a R- monomer unit. Compositions are provided that include a substrate having a R-composition thereover. Aqueous Film Forming Foam (" AFFF") formulations are provided that can include R- surfactants and/or R-foam stabilizers ...

Process for the manufacture of halocarbons and selected compounds and azeotropes with HF

A liquid phase process is disclosed for producing halogenated alkane adducts of the formula CAR1R2CBR3R4 (where A, B, R1, R2, R3, and R4 are as defined in the specification) which involves contacting a corresponding halogenated alkane, AB, with a corresponding olefin, CR1R2=CR3R4 in a dinitrile or cyclic carbonate ester solvent which divides the reaction mixture into two liquid phases and in the presence of a catalyst system containing (i) at least one catalyst selected from monovalent and divalent copper; and optionally (ii) a promoter selected from aromatic or aliphatic heterocyclic compounds which contain at least one carbon-nitrogen double bond in the heterocyclic ring. When hydrochlorofluorocarbons are formed, the chlorine content may be reduced by reacting the hydrochlorofluorocarbons with HF. New compounds disclosed include CF3CF2CCl2CH2CCl3, CF3CCl2CH2CH2Cl and CF3CCl2CH2CHClF. These compounds are useful as intermediates for producing hydrofluorocarbons.

METHOD FOR PROLONGING A CATALYST'S LIFE DURING HYDROFLUORINATION

The invention provides an improved process to manufacture 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb) by reacting 2-chloro-3,3,3,-trifluoropropene (HCFO-1233xf) with hydrogen fluoride, in the presence of a fluorination catalyst, where by using 2-chloro-3,3,3,-trifluoropropene (HCFO-1233xf) of high purity, the need to add an oxidizing agent (typically chlorine) to keep the catalyst active can be avoided. The HCFC-244bb is then used as an intermediate in the production of 2,3,3,3-tetrafluoropropene-1 (HFO-1234yf).

PROCESS FOR FLUORINATED PROPANES AND PENTANES

The instant invention relates to producing fluorinated propanes and pentanes. More particularly it relates to producing perhalofluoropropanes and pentanes by reacting dihalodifluoromethanes with polyfluoroethylenes, notably tetrafluoroethylene (TFE) and chlorotrifluoroethylene (CTFE) while in the presence of an aluminum chlorofluoride catalyst.

PROCESS FOR COMBINING CHLORINE-CONTAINING MOLECULES TO SYNTHESIZE FLUORINE-CONTAINING PRODUCTS

Alternatives to chlorofluorocarbons are provided by the inventive process for synthesizing fluorine-containing products RCFbHc+a-1Hf+d-1FeCR' which may optionally be carried out without the isolation of any intermediate in a single reactor or a series of reactors. The process comprises combining chlorine-containing reactants RCClaFbHc and R'CCldFeHf in the presence of hydrogen and at least one catalyst. R and R' are chosen from the group consisting of halogens, halogenated hydrocarbons, and hydrocarbons, and at least one of R and R' contains fluorine, a and d are integers from 1 to 3, b, c, e, and f are integers from 0 to 2, the sum of a, b, and c is 3, and the sum of d, e, and f is 3, and further treating the coupled products in the presence of an optional catalyst with hydrogen or a fluorinating agent.

Pyrolysis of chloro-fluoro alkanes

Polyhalogenated hydrocarbons, useful as insecticide intermediates, and methods for their preparation

Polyhalogenated hydrocarbons of general formula RR1 CH--CHX--CH2 CYZQ wherein R is hydrogen or lower alkyl, R1 is lower alkyl, X is Cl, Br or I, Y is F, Cl or Br, Z is Y or Q and Q is a group W(CF2)m --in which W is hydrogen, F or Cl and m is 1 or 2, provided that X is always Br or I when at least one of Y and Z is Br, and a process for preparing these polyhalogenated hydrocarbons by reacting an alkyl-substituted butene with a polyhalogenated alkane having from 2 to 4 carbon atoms, in the presence of a catalyst.

Azeotrope-like composition of 1-chloro-1,3,3,3-tetrafluoropropane and hydrogen fluoride

The invention relates to azeotropic and azeotrope-like mixtures of 1-chloro-1,3,3,3-tetrafluoropropane (HCFC-244fa) and hydrogen fluoride, which are useful as intermediates in the production of HCFC-244fa.

Method of cleaning using hydrochlorofluorocarbons having a tertiary structure

The present invention provides a class of hydrochlorofluorocarbons having a tertiary structure, 5 carbon atoms, 1 chlorine atom, 6 to 8 fluorine atoms, and OH rate constants from about 8 to about 15 cm3/molecule/secx10-14. The hydrochlorofluorocarbons are useful as solvents and blowing agents.

Hydrochlorofluorocarbons having OH rate constants which do not contribute substantially to ozone depletion and global warming

The present invention provides hydrochlorofluorocarbons having 3 to 5 carbons atoms, 1 to 2 chlorine atoms, and an OH rate constant from about 8 to about 25 cm3/molecule/secx10-14. The hydrochlorofluorocarbons are useful as solvents and blowing agents.

DEHYDROHALOGENATION OF HYDROCHLOROFLUOROCARBONS

A dehydrohalogenation product includes a hydrochlorofluorocarbon mixture of a fluoroolefin of formula RCX═CZQ and a halofluoroalkane of formula RCXYCZQT. R is a perfluorinated alkyl group and X, Z, and Q are independently H or halogen. One of Y and T is H and the other is Cl, Br, or I. About 80% or greater of the hydrochlorofluorocarbon mixture is the fluoroolefin. The dehydrohalogenation product also includes a caustic agent and a solvent. In some embodiments, the dehydrohalogenation product is free of any catalyst, including any phase transfer catalyst.

PRODUCTION PROCESSES AND SYSTEMS, COMPOSITIONS, SURFACTANTS, MONOMER UNITS, METAL COMPLEXES, PHOSPHATE ESTERS, GLYCOLS, AQUEOUS FILM FORMING FOAMS, AND FOAM STABILIZERS

Chlorotrifluoroethylene telomerization process

An improved process for preparing telomers of chlorotrifluoroethylene comprises the solution telomerization reaction of chlorotrifluoroethylene with carbon tetrachloride in the presence of a catalytic amount of ferric chloride (FeCl3) and a reductant selected from the group consisting of iron, nickel, cobalt, vanadium, molybdenum, chromium, their alloys and mixtures thereof. Preferably, the solvent for the system comprises acetonitrile, and the telomerization is carried out under elevated pressure conditions and at a temperature in the range of from about 90°C to about 150°C. The crude telomer prepared by this process can be fluorinated to produce a stabilized oil or grease.

Process for preparing chlorotrifluoroethylene telomers and telomers obtained thereby

КОМПОЗИЦИИ, ВКЛЮЧАЮЩИЕ 2,3-ДИХЛОР-1,1,1-ТРИФТОРПРОПАН, 2-ХЛОР-1,1,1-ТРИФТОРПРОПЕН, 2-ХЛОР-1,1,1,2-ТЕТРАФТОППРОПАН ИЛИ 2,3,3,3-ТЕТРАФТОРПТРОПЕН

... 1. Композиция, содержащая ГФО-1234yf и, по меньшей мере, одно дополнительное соединение, выбранное из группы, состоящей из ГФО-1234ze, ГФО-1243zf, ГХФУ-243db, ГХФУ-244db, ГФУ-245cb, ГФУ-245fa, ГХФО-1233xf, ГХФО-1233zd, ГХФУ-253fb, ГХФУ-234ab, ГХФУ-243fa, этилена, ГФУ-23, ХФУ-13, ГФУ-143a, ГФУ-152a, ГФУ-236fa, ГХО-1130, ГХО-1130a, ГФО-1336, ГХФУ-133a, ГХФУ-254fb, ГХФУ-1131, ГФО-1141, ГХФО-1242zf, ГХФО-1223xd, ГХФУ-233ab, ГХФУ-226ba и ГФУ-227ca. ! 2. Композиция по п.1, содержащая менее чем приблизительно 1 вес.%, по меньшей мере, одного дополнительного соединения. ! 3. Композиция, содержащая ГХФУ-243db и, по меньшей мере, одно дополнительное соединение, выбранное из группы, состоящей из этилена, ГФУ-23, ХФУ-13, ГФУ-143a, ГФУ-152a, ГФО-1234yf, ГФО-1243zf, ГФУ-236fa, ГХО-1130, ГХО-1130a, ГФО-1234ze, ГФО-1336, ГХФУ-244bb, ГХФУ-244db, ГФУ-245fa, ГФУ-245cb, ГХФУ-133a, ГХФУ-254fb, ГХФУ-1131, ГХФО-1233xf, ГХФО-1233zd, ГХФО-1242zf, ГХФУ-253fb, ГХФО-1223xd, ГХФУ-233ab, ГХФУ-226ba и ГФУ-227ca. ! 4.

СПОСОБ ПОЛУЧЕНИЯ 1,1,2,2,3-ПЕНТАФТОРПРОПАНА

Предлагается способ получения 1,1,2,2,3-пентафторпропана реакцией 1-хлор-2,2,3,3-тетрафторпропана с фтористым водородом в присутствии фторированного катализатора. Осуществление этого способа позволяет получать 1,1,2,2,3-пентафторпропан в промышленном масштабе и экономично с достижением высокого выхода.

СПОСОБ ПОЛУЧЕНИЯ ГАЛОГЕНИРОВАННЫХ УГЛЕВОДОРОДОВ И ВЫБРАННЫЕ СОЕДИНЕНИЯ

... 1. Жидкофазный способ, включающий реакцию CCl4 с CHX=CYR в присутствии катализатора присоединения с получением смеси продуктов, содержащей соединение присоединения CCl3CHXCClYR, где каждый и X, и Y независимо выбраны из группы, содержащей H, F, Cl и Br, и R представляет собой пергалогенированную алкильную группу, при условии, что CHX=CYR не является CF3CH=CH2. ! 2. Жидкофазный способ по п.1, где указанный катализатор присоединения представляет собой медный катализатор, содержащий хлорид меди и подходящий восстановитель. ! 3. Жидкофазный способ по п.2, где указанный подходящий восстановитель выбирают из группы, содержащей гидразин и его производные, дитиониты, медь, марганец и железо. ! 4. Жидкофазный способ по п.2, где растворитель применяют вместе с указанным медным катализатором. ! 5. Жидкофазный способ по п.4, где указанный растворитель выбирают из группы, содержащей ацетонитрил, пропионитрил, диметилформамид, диметилацетамид и N-метилпирролидон. ! 6. Жидкофазный способ по п.2, где указанную ...

VERFAHREN ZUR HERSTELLUNG VON DIFLUORMETHAN UND DIFLUORCHLORMETHAN

Process for preparing a (hydro)(chloro)fluoroalkene

Fluorocarton compositions

A low-boiling refrigerant comprises a mixture of difluoromethane and dichlorodifluoromethane in which the proportion of dichlorodifluoromethane is from 6 to 50 mol. per cent. A preferred range of concentration is 20 to 30%, the figure of 23.6\sB1% producing an azeotropic mixture boiling at -53.67 DEG C.

Halogenated Propanes

... 1,177,853. Inhalation anaesthetics. E. R. SQUIBB & SONS, Inc. 11 April, 1967 [21 April, 1966], No. 16477/67. Heading A5B. [Also, in Division C2] An anaesthetic composition comprises 1, 1, 1, 2, 2-pentafluoro-3, 3-di-bromopropane as active ingredient. The compound may be administered with a source of oxygen, such as air.

PREPARATION OF CHLOROTRIFLUOROETHYLENE TELOMERS WITH FLUOROXYTRIFLUOROMETHANE AND BISFLUOROXYDIFLUORO METHANE

COMPOSITIONS BASED ON CHLOROFLUOROALKANES AND ALCOHOLS

... 1526051 Cleaning composition RHONE-POULENC INDUSTRIES 1 June 1977 [4 June 1976] 23145/77 Heading C5D A cleaning composition comprises: 55-99À49% by wt. of at least one chlorofluoroalkane, 0À5-40% by wt. of at least one aliphatic alcohol having I to 6 carbon atoms, 0À01-5% by weight of a primary, secondary or tertiary amine of general formula where R 1 is a saturated or unsaturated aliphatic hydrocarbon radical which is linear or cyclic having 1 to 10 carbon atoms and R 2 and R 3 are the same or different and each represent a hydrogen atom or an aliphatic hydrocarbon radical which is saturated or unsaturated having 1-4 carbon atoms. The composition is suitable for cleaning the surface of light metals or alloys.

AZEOTROPE AND AZEOTROPARTIGE COMPOSITIONS AND PROCEDURES FOR THE SEPARATION FROM HCL AND HALOGEN HYDROCARBONS

USE OF HALOGEN HYDROCARBON SOLVENTS

USE OF HALOGEN HYDROCARBON SOLVENT AS CLEANING AGENTS

PERCHLOROFLUORIERTE HYDROCARBONS AS WELL AS PROCEDURE FOR THEIR PRODUCTION.

PROCESS FOR PREPARING PENTAFLUORODICHLOROPROPANES

COMPOSITIONS COMPRISING 2,3-DICHLORO-1,1,1-TRIFLUOROPROPANE, 2-CHLORO-1,1,1-TRIFLUOROPROPENE, 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE OR 2,3,3,3-TETRAFLUOROPROPENE

Disclosed are compositions comprising HFO-1234yf and HCFC-1 131. Use of compositions comprising HFO-1 234yf and HCFC 1131 may include as heat transfer compositions for use in refrigeration, 5 air-conditioning and heat pump systems. CF3 -CHCI-CH 2 CI 12 243db CF3-CC1=CH 2 14 1233xf CF3-CFCI-CH 3 16 244bb CF3CF=CH 2 V18 1234yf ...

BRANCHED PERFLUOROALKYL HALIDES AND PREPARATION THEREOF

In particular objects of the present invention are perfluoroalkyl halides wherein the carbon atom linked to the halogen atom is of the secondary or tertiary type, said halides having one of the general formulae (1) to (5): ; ; (1) (2) ; ; (3) (4) (5) wherein X is I, Br, Cl, provided that in formula (2) X is only Br and that in formulae (3) and (4) X is not Br. These compounds may be used as, inter alia, solvents, cooling liquids and telogens.

PROCESSES FOR PRODUCING Z-1,1,1,4,4,4-HEXAFLUOROBUT-2-ENE AND INTERMEDIATES FOR PRODUCING SAME

Processes for producing Z-1,1,1,4,4,4-hexafluorobut-2-ene and intermediates for producing same. A process for producing 2-chloro-1,1,1,4,4,4-hexafluorobutane comprises contacting 1,1,2,4,4-pentachlorobuta-1,3-diene with HF in the liquid phase in the presence of a fluorination catalyst. A process for producing 2,2-dichloro-1,1,1,4,4,4-hexafluorobutane comprises contacting 2-chloro-1,1,1,4,4,4-hexafluorobutane with a chlorine source. A process for producing 1,1,1,4,4,4-hexafluoro-2-butyne comprises contacting 2,2-dichloro-1,1,1,4,4,4-hexafluorobutane with a base. A process for producing Z-1,1,1,4,4,4-hexafluorobut-2-ene comprises contacting 1,1,1,4,4,4-hexafluoro-2-butyne with hydrogen.

CHLOROTRIFLUOROETHYLENE TELOMERIZATION PROCESS

METHOD FOR PRODUCING FLUORINATED ORGANIC COMPOUNDS

Disclosed are processes for the production of fluorinated olefins, including propenes. Preferred steps comprise fluorinating at least one compound of Formula (IA) C(X)2=CC1C(X)3 (IA) to at least one compound of Formula (IB) C(X)3CC1YC(X)3 and dehydrohalogenating said at least one compound of Formula (IB) to at least one compound of Formula (II) CF3CF¨CHZ (II) where each X, Y, and Z is independently H, F, Cl, I or Br.

HYDROCHLOROFLUOROCARBONS HAVING OH RATE CONSTANTS WHICH DO NOT CONTRIBUTE SUBSTANTIALLY TO OZONE DEPLETION AND GLOBAL WARMING

... 2115253 9304025 PCTABS00020 The present invention provides hydrochlorofluorocarbons having 3 to 5 carbon atoms, 1 to 2 chlorine atoms, and an OH rate constant from about 8 to about 25 cm3/molecule/sec x 10-14. The hydrochlorofluorocarbons are useful as solvents and blowing agents.

PROCESS FOR THE MANUFACTURE OF HALOCARBONS AND SELECTED COMPOUNDS AND AZEOTROPES WITH HF

A liquid phase process is disclosed for producing halogenated alkane adducts of the formula: CAR1R2CBR3R4 (where A, B, R1, R2, R3, and R4 are as defined in the specification) which involves contacting a corresponding halogenated alkane, AB, with a corresponding olefin, CR1R2==CR3R4 in a dinitrile or cyclic carbonate ester solvent which divides the reaction mixture into two liquid phases and in the presence of a catalyst system containing: (i) at least one catalyst selected from monovalent and divalent copper; and optionally (ii) a promoter selected from aromatic or aliphatic heterocyclic compounds which contain at least one carbon-nitrogen double bond in the heterocyclic ring. When hydrochlorofluorocarbons are formed, the chlorine content may be reduced by reacting the hydrochlorofluorocarbons with HF. New compounds disclosed include CF3CF2CCl2CH2CCl3, CF3CCl2CH2CH2Cl and CF3CCl2CH2CHClF. These compounds are useful as intermediates for producing hydrofluorocarbons. Azeotropes of CClF2CH2CF3 ...

1,1-ДИФТОР-1,4-ДИХЛОРБУТАН И СПОСОБ ЕГО ПОЛУЧЕНИЯ

PRODUCTION OF CHLOROFLUOROCARBONS

HALOGENATED HYDROCARBONS

DISINFECTANT FLUOROALKANE AND FLUOROALKENE

Nematodes and soil-borne insects are controlled by applying a compd. [(I); R=CFp X(3-p)- or CFr X(3-r)- CFs X(-s)-; Z=(CH2-CHX)or (CH=CH)- ; X=Cl, or Br; Q=methyl, isopropyl, tert-butyl or C3-6 cycloalkyl; n=5-12 with the proviso that the total length of the chain is 10-16C; p=1-2; r=2-3; s=1-2 . The compd. (I) is useful as a control of organisms such as Meloidagyne incognita, Heteroderas schachtil and Diabrotica undecimpunctata howardi. Copyright 1997 KIPO ...

PRODUCING METHOD OF HALOGENATED PROPANE CONTAINING FLUORINE SUBSTITUTED AT TERMINAL CARBON

PURPOSE: A supplying method of CCl4CH2CCl3(HCC-230fa), liquid with high boiling point, to catalyst bed directly, is known. But the method causes substantially degradation of HCl, CCl3CH=CCl2 and especially material with high boiling point(for example, chlorinated 6-carbon compound and tar). Also the production of HFC-236fa in catalytic reactor by substituting chlorine in HCC-230fa with fluorine, may cause heat management problem. CONSTITUTION: The producing method of Formula CF3CHXCF(3-z)Yz (wherein X and Y are selected independently from a group consisting of H and Cl, z is 0 or 1) comprises the steps of: 1) starting material selected from a group consisting of Formula CF3CHXCF(3-z)Yz and its mixture contact with hydrogen fluoride to produce fluorinated product of the starting material, 2) saturated compound produced by the process and compound selected from a group consisting of olefin compounds contact with hydrogen fluoride of vapor phase at 200 to 400°C in the presence of fluorinating ...

PRODUCTION PROCESSES AND SYSTEMS, COMPOSITIONS, SURFACTANTS, MONOMER UNITS, METAL COMPLEXES, PHOSPHATE ESTERS, GLYCOLS, AQUEOUS FILM FORMING FOAMS, AND FOAM STABILIZERS

Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohol's, reacting olefins and a saturated compounds, reacting reactants having at least two -CF groups with reactants having cyclic groups. R compositions such as R-intermediates, R-surfactants, R- monomers, R monomer units, R-metal complexes, R-phosphate esters, R-glycols, R urethanes, and/or R-foam stabilizers. The R portion can include at least two -CF groups, at least three -CF groups, and/or at least two -CF groups and at least two -CH- groups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the R-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a R-monomer unit. Compositions are provided that include a substrate having a R- composition thereover. Aqueous Film Forming Foam ("AFFF") formulations are provided that can include R-surfactants and/or R-foam stabilizers ...

2,3-다이클로로-1,1,1-트라이플루오로프로판, 2-클로로-1,1,1-트라이플루오로프로펜, 2-클로로-1,1,1,2-테트라플루오로프로판 또는 2,3,3,3-테트라플루오로프로펜을 포함하는 조성물

HCFC-243db, HCFO-1233xf, HCFC-244db 및/또는 HFO-1234yf 및 적어도 하나의 추가 화합물을 포함하는 조성물이 개시된다. 1234yf를 포함하는 조성물의 경우, 추가 화합물은 HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, 에틸렌, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, HCFC-1131, HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, 및 HFC-227ca로 이루어진 군으로부터 선택된다. HCFC-243db, HCFO-1233xf, 및/또는 HCFC-244db를 포함하는 조성물은 HFO-1234yf를 제조하는 공정에 유용하다. HFO-1234yf를 포함하는 조성물은 용도 중에서도 특히 냉장, 공조 및 열 펌프 시스템에 사용하기 위한 열전달 조성물로서 유용하다.

COMPOSITIONS, HALOGENATED COMPOSITIONS, CHEMICAL PRODUCTION AND TELOMERIZATION PROCESSES

Compositions are provided that can include RF(RT)nQ, formula I (I), formula II (II), and/or RCI(RT)nH. The R F group can have four fluorine atoms, the RT group can include a C-2 group having a pendant -CF3 group, n can be at least 1, the R1 group can include a carbon atom, the RCI group can be -CCI3, and the Q group can include one or more atoms of the periodic table of elements. Telomerization processes are also provided. © KIPO & WIPO 2008 ...

PROCESS FOR PRODUCING 1,1,1,2,2,4,4,5,5,5-DECAFLUOROPENTANE

A novel compound, 3,3-dichloro-1,1,1,2,2,4,4,5,5,5-decafluoropentane, as a precursor of a substitute for refrigerants and the like; an economical process for continuously producing the compound in high yield and selectivity by reacting tetrafluoroethylene with difluorodichloromethane in the presence of a Lewis acid catalyst; and a process for producing 1,1,1,2,2,4,4,5,5,5-decafluoropentane in a high yield by reducing the dichlorodecafluoropentane.

1,2,3,3,3-PENTAFLUROPROPENE PRODUCTION PROCESSES

A process is disclosed for making CF3CFCHF. The process involves reacting CF3CClFCCl2F with H2 in a reaction zone in the presence of a catalyst to produce a product mixture comprising CF3CFCHF. The catalyst has a catalytically effective amount of palladium supported on a support selected from the group consisting of alumina, fluorided alumina, aluminum fluoride and mixtures thereof and the mole ratio of H2 to CF3CClFCCl2F fed to the reaction zone is between about 1:1 and about 5:1. Also disclosed are azeotropic compositions of CF3CClFCCl2F and HF and azeotropic composition of CF3CHFCH2F and HF.

Compositions containing 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb)

The present disclosure provides various compositions including 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb) and at least one impurity comprising 2,3,3,3-tetrafluoropropene(HFO-1234yf), pentafluoropropene (HFO-1225ye isomer(s)), 1,3,3,3-tetrafluoropropene (HFO-1234ze isomer(s)), 1,1,1,2,2-pentafluoropropane (HFC-245cb), 1,1,1,2-tetrafluoropropane (HFC-254eb), 2-chloro-3,3,3-trifluoropropene (HCFO-1233xf), 1-chloro-1,1,2,2-tetrafluoropropane (HCFC-244cc), chlorotetrafluoropropene (HCFO-1224 isomers), E-1-chloro-3,3,3-trifluoropropene (HCFO-1233zdE), 1,1,1,3,3-pentafluoropropane (HFC-245fa), heptafluorobutane (HFC-347 isomers), 2-chloro-1,1,1,3,3-pentafluoropropane (HFC-235da), 3-chloro-1,1,1,2-tetrafluoropropane (HCFC-244eb), 3-chloro-3,3,3-trifluoropropane (HCFC-253fb), dichlorotrifluoropropene (HCFO-1223 isomers), 2,3-dichloro-1,1,1,2-tetrafluoropropane (HCFC-234bb), 2,2-dichloro-1,1,1-trifluoropropane (HCFC-243db), chlorohexafluorobutene (HFO-1326 isomers), hexafluorobutene (HFO-1336 ...

Production method for composition containing 1,2-dichloro-3,3,3-trifluoropropene (HCFO-1223xd) and/or 1,1,2-trichloro-3,3,3-trifluoropropene (CFO-1213xa)

The present invention provides a method that produces a composition containing 1223xd and/or 1213xa by a gas-phase reaction, and that achieves production efficiency higher than known methods. The present invention provides a method for producing a composition containing at least one fluorine-containing olefin selected from 1,2-dichloro-3,3,3-trifluoropropene (HCFO-1223xd) and 1,1,2-trichloro-3,3,3-trifluoropropene (CFO-1213xa), the method comprising subjecting at least one starting compound selected from a chlorine-containing alkane represented by Formula (1-1): CF3CHXCHX2, wherein each X is independently H or Cl, with the proviso that at least one X represents Cl, and a chlorine-containing alkene represented by Formula (1-2): CF3CX═CX2, wherein each X is independently H or Cl, with the proviso that at least one X represents Cl, to a gas-phase oxychlorination reaction in a temperature range of 380° C. or lower in the presence of oxidative gas and hydrogen chloride gas.

METHOD FOR PROLONGING A CATALYST'S LIFE DURING HYDROFLUORINATION

The invention provides an improved process to manufacture 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb) by reacting 2-chloro-3,3,3,-trifluoropropene (HCFO-1233xf) with hydrogen fluoride, in the presence of a fluorination catalyst, where by using 2-chloro-3,3,3,-trifluoropropene (HCFO-1233xf) of high purity, the need to add an oxidizing agent (typically chlorine) to keep the catalyst active can be avoided. The HCFC-244bb is then used as an intermediate in the production of 2,3,3,3-tetrafluoropropene-1 (HFO-1234yf). 1) A process for producing 2-chloro-1 ,1 ,1 ,2-tetrafluoropropane comprising reacting a feed comprising a substantially pure organic component of 2-chloro-3 ,3 ,3 ,-trifluoropropene with hydrogen fluoride and a fluorination catalyst in the absence of an oxidizing agent.2) The process of wherein the substantially pure organic component of 2-chloro-3 ,3 ,3 ,-trifluoropropene comprises at least 99% of 2-chloro-3 ,3 ,3-trifluoropropene. 3) The process of wherein the substantially pure organic component of 2-chloro-3 ,3 ,3 ,-trifluoropropene is produced by a process comprising fluorinating 1 ,1 ,2 ,3 ,-tetrachloropropene and/or 1 ,1 ,1 ,2 ,3-tetrachloropropane and separating 2-chloro-3 ,3 ,3-trifluoropropene from an intermediate stream.43) The process of claim wherein the intermediate stream comprises 2-chloro-3 ,3 ,3 ,-trifluoropropene and one or more reaction impurities.5) The process of wherein at least one impurity is 2 claim 4 ,3-dichloro-3 claim 4 ,3-trifluoropropene.63) The process of claim wherein the step of separating 2-chloro-3 claim 4 ,3 claim 4 ,3-trifluoropropene from one or more impurities is performed by distillation.7) The process of wherein the reaction is conducted in a liquid phase or a vapor phase.8) The process of wherein the reaction is conducted continuously or batch-wise.9) The process of wherein the mole ratio of hydrogen fluoride to the substantially pure organic component of 2-chloro-3 claim 1 ,3 claim 1 ,3-trifluoropropene that ...

MIXED SOLVENT COMPOSITION

A mixed solvent composition containing at least one member selected between 1,1,1,2,3,4,4,5,5,5-decafluoropentane and perfluorohexane and dichloropentafluoropropane as the essential ingredient, or a mixed solvent composition containing at least one member selected between 1,1,1,2,3,4,4,5,5,5-decafluoropentane and perfluorohexane, dichloropentafluoropropane, and an alcohol as the essential ingredient.

PROCESS FOR FLUORINATED PROPANES AND PENTANES

The instant invention relates to producing fluorinated propanes and pentanes. More particularly it relates to producing perhalofluoropropanes and pentanes by reacting dihalodifluoromethanes with polyfluoroethylenes, notably tetrafluoroethylene (TFE) and chlorotrifluoroethylene (CTFE) while in the presence of an aluminum chlorofluoride catalyst.

СПОСОБ ПОЛУЧЕНИЯ 1,1,1-ТРИФТОР-2,3-ДИХЛОРПРОПАНА

Изобретение относится к способу получения 1,1,1-трифтор-2,3-дихлорпропана (243db), включающий контактирование 3,3,3-трифторпропена (1243zf) с хлором в присутствии катализатора, включающего активированный уголь, оксид алюминия и/или оксид переходного металла. Предлагаемый способ является чистым и эффективным. 8 н. и 67 з.п. ф-лы, 7 пр., 5 табл. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 476 413 (13) C2 (51) МПК ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ C07C C07C C07C C07C C07C B01J B01J 17/04 (2006.01) 17/20 (2006.01) 17/23 (2006.01) 19/10 (2006.01) 21/18 (2006.01) 21/18 (2006.01) 23/26 (2006.01) ИЗОБРЕТЕНИЯ К ПАТЕНТУ Приоритет(ы): (30) Конвенционный приоритет: 09.04.2008 GB 0806419.8 (73) Патентообладатель(и): МЕКСИЧЕМ АМАНКО ХОЛДИНГ С.А. ДЕ С.В. (MX) (43) Дата публикации заявки: 20.05.2012 Бюл. № 14 C 2 2 4 7 6 4 1 3 R U C 2 (56) Список документов, цитированных в отчете о поиске: WO 2008054782 A1, 08.05.2008. BÜCHNER M; NIXDORF A; H-F GRÜTZMACHER. REACTIONS OF GASEOUS, HALOGENTATED PROPENE RADICAL CATIONS WITH AMMONIA: A STUDY OF THE MECHANISM BY FOURIER TRANSFORM ION CYCLOTRON RESONANCE // CHEMISTRY - A EUROPEAN JOURNAL. - VOL:4, PAGE(S): 1799-1809, 01.01.1998. WO 2008075017 A2, 26.06.2008. EP 0502605 A1, (см. прод.) (85) Дата начала рассмотрения заявки PCT на национальной фазе: 09.11.2010 (86) Заявка PCT: GB 2009/000949 (09.04.2009) (87) Публикация заявки РСТ: WO 2009/125200 (15.10.2009) Адрес для переписки: 109012, Москва, ул. Ильинка, 5/2, ООО "Союзпатент" (54) СПОСОБ ПОЛУЧЕНИЯ 1,1,1-ТРИФТОР-2,3-ДИХЛОРПРОПАНА (57) Реферат: Изобретение относится к способу получения 1,1,1-трифтор-2,3дихлорпропана (243db), включающий контактирование 3,3,3трифторпропена (1243zf) с хлором в присутствии катализатора, включающего активированный уголь, оксид алюминия и/или оксид переходного металла. Предлагаемый способ является чистым и эффективным. 8 н. и 67 з.п. ф-лы, 7 пр., 5 табл. (56) (продолжение): Ñòð.: 1 ru 2 4 7 6 4 1 3 (45) Опубликовано: 27.02.2013 Бюл. № 6 ...

СПОСОБ ПОЛУЧЕНИЯ 1,1,2,2,3-ПЕНТАФТОРПРОПАНА

Предлагается способ получения 1,1,2,2,3-пентафторпропана реакцией 1-хлор-2,2,3,3-тетрафторпропана с фтористым водородом в присутствии фторированного катализатора. Осуществление этого способа позволяет получать 1,1,2,2,3-пентафторпропан в промышленном масштабе и экономично с достижением высокого выхода. 2 з.п. ф-лы, 2 табл. Э9ЭСсСУтОтС ПЧ Го (19) РОССИЙСКОЕ АГЕНТСТВО ПО ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ ВИ 2104 264 ' МК С 07С 19/08, 17/16 13) СЛ 12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ РОССИЙСКОЙ ФЕДЕРАЦИИ (21), (22) Заявка: 95117118/04, 24.12.1993 (30) Приоритет: 29.12.1992 /Р 360963/92 (46) Дата публикации: 10.02.1998 (56) Ссылки: Ц, патент, 280740, кл. 570-134, 1961. (71) Заявитель: Дайкин Индастриз Лтд. (Р) (72) Изобретатель: Такаси Ясухара[уР], Акинори Амамото[/Р], Хироказу Аояма[/Р], Эйдзи Секи[УР] (86) 3 РСТ (73) Патентообладатель: ^ аявка | айкин Индастриз Лтд. (УР УР 93/01888 (24.12.93) п р СР о (54) СПОСОБ ПОЛУЧЕНИЯ 1,1,2,2,3-ПЕНТАФТОРПРОПАНА < (57) Реферат: Осуществление этого способа позволяет «о Предлагается способ — получения получать 1,1,2,2,3-пентафторпропан В 1,1,2,2,3-пентафторпропана реакцией промышленном масштабе и экономично с сч 1-хлор-2,2,3,3-тетрафторпропана с достижением высокого выхода. 2 з.п. ф-лы, 2 фтористым водородом в присутствии табл. < фторированного катализатора. © == Сс' — О Э9ЭСсСУтОтС ПЧ Го КУЗЗАМ АСЕМСУ ГОК РАТЕМТ$ АМО ТКАОЕМАКК$ (19) 13) ВИ ^” 2 104 264 `°_ Сл (51) пё. С1.6 С 07 С 19/08, 17/16 12) АВЗТКАСТ ОЕ 1МУЕМТОМ (21), (22) АррИсаНоп: 95117118/04, 24.12.1993 (71) АррисапЕ (30) Рношу: 29.12.1992 /Р 360963/92 (46) Рае ог рибИсаНоп: 10.02.1998 (86) РСТ аррИсанНоп: УР 9301888 (24.12.93) Бакт шадазмх Ца. (р) (72) пуетог. — Таказ уазиКВага[4Р], АКтог Ататою[/Р], Кмгокахи Аоата[.Р], Еат Зек|Р] (73) Ргорпеюг: Бакт шаазмх Ца. (р) (54) МЕТНОО ОЕ РВЕРАНМС 1,1,2,2,3-РЕМТАРЕЧОКОРКОРАМЕ (57) АБзасЕ: НЕО: среглса! тадиягу. ЗОВЗТАМСЕ: ргезепт% шуепйоп Чезспрез тешоя © ргерагпа 1,1,2,2,3- ретщайЙиогоргорапе Бу геас!оп ОЕ 1-сН|ого-2,2,3,3- { ...

СПОСОБЫ И СИСТЕМЫ ПОЛУЧЕНИЯ, КОМПОЗИЦИИ, ПОВЕРХНОСТНО-АКТИВНЫЕ ВЕЩЕСТВА, МОНОМЕРНЫЕ ЗВЕНЬЯ, КОМПЛЕКСЫ МЕТАЛЛОВ, СЛОЖНЫЕ ЭФИРЫ ФОСФОРНОЙ КИСЛОТЫ, ГЛИКОЛИ, ВОДНЫЕ ПЛЕНКООБРАЗУЮЩИЕ ПЕНЫ И СТАБИЛИЗАТОРЫ ПЕН

... 1. Композиция поверхностно-активного вещества, включающая RF(RT)nQS, где: ! RF группа включает, по меньшей мере, две -3 группы; ! RT группа включает группу, содержащую, по меньшей мере, двух атомов углерода; ! n имеет значение, по меньшей мере, 1; и ! QS группа представляет собой, по меньшей мере, один атом периодической таблицы элементов, где, по меньшей мере, часть RF и RT групп являются гидрофобными по отношению к QS группе, и, по меньшей мере, часть Qs группы является гидрофильной по отношению к RF и RT группам. ! 2. Композиция по п.1, где RT группа включает RS группу, которая включает C-2 группу, причем RS группа обеспечивает наличие, по меньшей мере, двух атомов углерода между QS группой и остальными RT и RF группами. ! 3. Композиция по п.2, где C-2 группа включает -2-2-. ! 4. Композиция по п.1, где RF группа включает -(3)2. ! 5. Композиция по п.1, где RF группа представляет собой одну из следующих групп: ((3)22)2-, ((3)22)222-, (3)22((3)2)-, (3)22(3)2(3)- или (3)22222((3)2)-. ! 6 ...

СПОСОБ ПОЛУЧЕНИЯ ГАЛОГЕНИРОВАННЫХ УГЛЕВОДОРОДОВ И ВЫБРАННОЕ СОЕДИНЕНИЕ

1. Жидкофазный способ, включающий реакцию CHCl3 с CHX=CYR в присутствии катализатора присоединения с получением смеси продуктов, содержащей соединение присоединения CHCl2CHXCClYR, где каждый и X, и Y независимо выбраны из группы, содержащей H, F, Cl и Br, и R=H или пергалогенированная алкильная группа. ! 2. Жидкофазный способ по п.1, где указанный катализатор присоединения представляет собой медьсодержащий катализатор, содержащий хлорид меди и подходящий восстановитель. ! 3. Жидкофазный способ по п.2, где указанный подходящий восстановитель выбирают из группы, содержащей гидразин и его производные, дитиониты, медь, марганец и железо. ! 4. Жидкофазный способ по п.2, где растворитель применяют вместе с указанным медьсодержащим катализатором. ! 5. Жидкофазный способ по п.4, где указанный растворитель выбирают из группы, содержащей ацетонитрил, пропионитрил, диметилформамид, диметилацетамид и N-метилпирролидон. ! 6. Жидкофазный способ по п.2, где указанную реакцию проводят при температуре от приблизительно 60°C до приблизительно 240°C. ! 7. Жидкофазный способ по п.1, где указанный катализатором присоединения является железный катализатор, содержащий железо и хлорид железа. ! 8. Жидкофазный способ по п.7, где указанный хлорид железа представляет собой FeCl3. ! 9. Жидкофазный способ по п.7, где сокатализатор применяют вместе с указанным железным катализатором, и где указанный сокатализатор представляет собой алкил или арилфосфат. ! 10. Жидкофазный способ по п.9, где указанный сокатализатор выбирают из группы, содержащей триэтилфосфат, трибутилфосфат, фенилдиэтилфосфат, диэтилфосфат, дибутилфосфат, фенилфосфат и бутилфосфат. ! 11. Жидкофазный способ по п. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2010 147 009 (13) A (51) МПК C07B 47/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2010147009/04, 17.11.2010 (71) Заявитель(и): Е.И.ДЮПОН ДЕ НЕМУР ЭНД КОМПАНИ (US) Приоритет(ы): (22) Дата подачи заявки: 17.11.2010 (43) Дата ...

2,3-DICHLOR-2-TRIFLUORMETHYL-1,1,1,3,4,4,5,5,5-NONAFLUORPENTAN UND VERFAHREN ZU SEINER HERSTELLUNG

Verfahren zur Herstellung von fluorhaltigen Olefinen

Preparation of chlorotrifluoroethylene telomers with fluoroxytrifluoromethane and bisfluoroxydifluoro methane

Telomers of formula CF3O - (CFCl - CF2)n - X where n is 1-10 and X is F or OCF3, are formed by reacting chlorotrifluoroethylene with fluoroxytrifluoromethane or bisfluoroxydifluoromethane. The telomerization reaction is conducted either in liquid chlorotrifluoroethylene without a solvent or in solution. The telomers thus formed can optionally befluorinated (e.g. with ClF3) to improve their stability by replacing some or all of the chlorine by fluorine.

CONSTANT BOILING MIXTURES CONTAINING 1-CHLORO-2,2,2-TRIFLUOREOTHANE

Fluorine-containing telomer compositions

... 1,137,589. Mould release agent. PENNSALT CHEMICALS CORP. 1 July, 1966 [12 July, 1965], No. 29708/66. Heading B5A. [Also in Divisions B2, B3, C2, C3, C5 and D1] A mould-release agent comprises at least 90% by weight of one or more polymers of the formula R(CF 2 CF 2 ) n X, where R is a C 1 -C 4 perfluoroalkyl or monochloroperfluoroalkyl group, X is chlorine or fluorine and n is an integer of from 6 to 10 and the balance of polymers of the above formula wherein n is an integer from 11 to 16. The polymer may be applied in the form of a solution, e.g. in a fluorohaloalkane solvent, or a dispersion with a surface-active agent.

1,1-DIFLUOR-1,4-DICHLORBUTANE AND PROCEDURE FOR ITS PRODUCTION

Procedure for the production of Monochlor difluormethan containing chlorflourierten methane derivatives

Process for separating hydrogen fluoride from organic feedstocks

Provided is a process for purifying an organic feedstock comprising (a) distilling a raw organic feedstock comprising hydrogen fluoride, 2-chloro-1,1,1,2-tetrafluoropropane, and 2-chloro-3,3,3-trifluoropropene to produce a first distillate stream comprising an azeotrope-like composition of 2-chloro-1,1,1,2-tetrafluoropropane, 2-chloro-3,3,3-trifluoropropene, and hydrogen fluoride, and a first bottoms stream rich in hydrogen fluoride; (b) cooling said first distillate stream to produce an intermediate composition comprising an organic layer rich in 2-chloro-1,1,1,2-tetrafluoropropane and 2-chloro-3,3,3-trifluoropropene, and an acid layer rich in hydrogen fluoride; and, optionally but preferably, (c) distilling said organic layer to produce a second distillate stream comprising an azeotrope-like composition of 2-chloro-1,1,1,2-tetrafluoropropane, 2-chloro-3,3,3-trifluoropropene, and hydrogen fluoride, and a second bottoms stream comprising a purified organic feedstock substantially free of hydrogen fluoride.

Azeotrope-like compositions of (z)-1-chloro-3,3,3-trifluoropropene and hydrogen fluoride

Disclosed are azeotropic and azeotrope-like mixtures of (Z)-1-chloro-3,3,3-trifluoropropene (1233zd(Z)) and hydrogen fluoride. Such compositions are useful as an intermediate in the production of 1233zd(Z). The latter compound is useful as a nontoxic, zero ozone depleting fluorocarbon useful as a solvent, blowing agent, refrigerant, cleaning agent, aerosol propellant, heat transfer medium, dielectric, fire extinguishing composition and power cycle working fluid.

Catalytical synthesis of hydrohalocarbons

A process is disclosed for producing addition compound CF 3 CCl 2 CH 2 CClXR, wherein X=H, F, Cl or Br, and R=H or a perhalogenated alkyl group, provided that X and R are not both H. The process involves a liquid phase reaction of 1,1,1-trichlorotrifluoroethane with CH 2 ═CXR in the presence of an addition catalyst.

CONVERSION OF CHLOROFLUOROROPANES AND CHLOROFLUROPROPENES TO MORE DESIRABLE FLUOROPROPANES AND FLUOROROPENES

A process is provided comprising contacting and reacting the compound CFCFCHXCl, wherein X is H or Cl, or the compound CFCF═CXCl, wherein X is H or Cl, with hydrogen in the presence of a catalyst consisting essentially of Cu, Ru, Cu—Pd, Ni—Cu, and Ni—Pd, to obtain as a result thereof reaction product comprising hydrofluoropropenes or intermediates convertible to said hydrofluoropropenes, notably CFCF═CHand CFCH═CHF. 1. A composition comprising at least one member selected from the group consisting of HFO-1234yf (CFCF═CH) , HFO-1234ze (CFCH═CHF) , and HFO-1225zc (CFCH═CF); and , at least one member selected from the group consisting of HCFC-235cb , HCFC-225ca , HCFO-1224yd , and CFO-1214ya.2. The composition of further comprising CFCCl═CHF (HCFO-1224xe).3. The composition of comprising 1234yf claim 1 , 1224yd claim 1 , 225ca and 1224xe.4. The composition of comprising 1234yf claim 1 , 1224yd and 1214ya.5. The composition of comprising 1234yf claim 1 , 1234ze claim 1 , 1224yd and 225ca.6. The composition of further comprising HCFC-245fa (CFCHCFH).7. The composition of comprising 1234ze claim 1 , 235cb claim 1 , 245fa and 1224xe.8. A composition consisting essentially of 1234yf claim 1 , 1224yd claim 1 , 225ca and 1224xe.9. A composition consisting essentially of 1234yf claim 1 , 1234ze claim 1 , 1224yd and 225ca. The present invention relates to chemical processes for converting chlorofluoropropanes (HCFC) and chlorofluoropropenes (CFO) to more desirable fluoropropanes and fluoropropenes, especially propenes that are hydrofluoroolefins (HFO), i.e. free of Cl, and to intermediates from which these HFOs can be obtained.U.S. Pat. No. 8,399,722 discloses the hydrogenation of at least one of 1,1-dichloro-2,3,3,3-tetrafluoropropene (CFCF═Cl, 1214ya) and 1-chloro-2,3,3,3-tetrafluoropropene (CFCF═CHCl, 1224yd) in the presence of catalyst composed of Pd supported on a carbon carrier to obtain 2,3,3,3,-tetrafluoropropene (CFCF═CH, 1234yf), which is free of chlorine and which ...

Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene

Disclosed are compositions comprising HCFC-243db, HCFO-1233xf, HCFC-244db and/or HFO-1234yf and at least one additional compound. For the composition comprising 1234yf, the additional compound is selected from the group consisting of HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, ethylene, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, HCFC-1131, HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, and HFC-227ca. Compositions comprising HCFC-243db, HCFO-1233xf, and/or HCFC-244db are useful in processes to make HFO-1234yf. Compositions comprising HFO-1234yf are useful, among other uses, as heat transfer compositions for use in refrigeration, air-conditioning and heat pump systems.

AEROSOL COMPOSITIONS CONTAINING FLUORINE SUBSTITUTED OLEFINS AND METHODS AND SYSTEMS USING SAME

Various compositions, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluoropropenes, in a variety of applications are disclosed. 1. An aerosol comprising at least one fluoroalkene of Formula I:{'br': None, 'sub': z', '3-z, 'XCFR\u2003\u2003(I)'}{'sub': 1', '2', '3', '4', '5, 'where X is a C, C, C, C, or Cunsaturated, substituted or unsubstituted radical, each R is independently Cl, F, Br, I or H, and z is 1 to 3.'}2. The aerosol of wherein X is a substituted Cradical.3. The aerosol of having a Global Warming Potential (GWP) of not greater than about 1000.5. The aerosol of wherein Y is CF.6. The aerosol of wherein at least one R on the unsaturated terminal carbon is H.7. The aerosol of wherein n is 0.8. The aerosol of wherein n is 0.9. The aerosol of wherein Y is CFand n is 0.10. The aerosol of wherein said at least one fluoroalkene comprises at least one tetrafluoropropene (HFO-1234).11. The aerosol of wherein said at least one tetrafluoropropene is HFO-1234ze.12. The aerosol of consisting essentially of one or more compounds in accordance with Formula (I).13. A sprayable composition comprising the aerosol of .14. The sprayable composition of further comprising material to be sprayed.15. The sprayable composition of wherein said material to be sprayed comprises at least one cosmetic material.16. The sprayable composition of wherein said at least one cosmetic material is selected from the group consisting of deodorants claim 15 , perfumes claim 15 , hair sprays claim 15 , cleaning solvents claim 15 , lubricants and combinations of these.17. The sprayable composition of wherein said material to be sprayed comprises at least one medicinal material.18. The sprayable composition of wherein said at least one medicinal material comprises a biologically active substance.19. The sprayable composition of wherein said at least one medicinal material comprises a drug.20. The sprayable composition of wherein ...

HEAT TRANSFER COMPOSITIONS, METHODS AND SYSTEMS

Various compositons, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluorpropenes, in a variety of applications are disclosed. 1. A method for producing an automobile air conditioning system for use with 2 ,3 ,3 ,3-tetrafluoropropene (HFO-1234yf) comprising:(a) providing an automobile vapor compression air conditioning system usable with refrigerant 1,1,1,2-tetrafluoroethane (HFC-134a) and having at least one compressor and at least one condenser; and(b) providing a heat transfer composition in said system, said heat transfer composition consisting essentially of:(i) at least about 50% by weight of HFO-1234yf ; and(ii) lubricant consisting essentially of polyalkylene glycol(s), and(c) operating said vapor compression air conditioning system, wherein (1) during at least a portion of said operating step said condenser operates with said refrigerant in a temperature range that includes 150° F.; (2) said HFO-1234yf and said lubricant are stable when in contact in said vapor compression air conditioning system; and (3) said refrigerant has no substantial acute toxicity as measured by inhalation exposure to mice and rats.2. The method of wherein said lubricant is present in the heat transfer composition in an amount of from about 30% to about 50% by weight.3. The method of wherein said HFO-1234yf is present in the heat transfer composition in an amount of at least about 70% by weight.4. The method of wherein said refrigerant has a Global Warming Potential (GWP) of not greater than about 150.5. A method of conditioning the air in an automobile using an automobile air conditioning system including at least one compressor claim 3 , at least one condenser and at least one evaporator claim 3 , said method comprising:(a) utilizing in said system a heat transfer composition consisting essentially of:(i) at least about 50% by weight of 2,3,3,3-tetrafluoropropene (HFO-1234yf); and(ii) lubricant consisting ...

PROCESS FOR THE MANUFACTURE OF 2,2-DICHLORO-1,1,1-TRIFLUOROETHANE (HCFC-123) AND/OR HCFC-122 (1,1,2-TRICHLORO-2,2-DIFLUOROETHANE)

The invention pertains to a method in which the production of HCFC-123 (2,2-dichloro-1,1,1-trifluoroethane) and/or of HCFC-122 (1,1,2-trichloro-2,2-difluoroethane) in at least one reaction step takes place in a microreactor. Particularly, in preferred embodiments of the invention pertains to a method in which the production of HCFC-123 (2,2-dichloro-1,1,1-trifluoroethane) and/or of HCFC-122 (1,1,2-trichloro-2,2-difluoroethane) in at least one reaction step takes place in a microreactor that comprises or is made of SiC (“SiC-microreactor”), or in a microreactor that comprises or is made of an alloy, e.g. such as Hastelloy C. In an ebodiment, the processes for the manufacture of HCFC-123 (2,2-dichloro-1,1,1-trifluoroethane) and/or of HCFC-122 (1,1,2-trichloro-2,2-difluoroethane) can be efficiently combined in that HCFC-122 (1,1,2-trichloro-2,2-difluoroethane) produced by the method according the invention by using a microreactor, preferably an SiC-microreactor, may preferably advantageously serve as starting material/and/or intermediate material in the manufacture of HCFC-123 (2,2-dichloro-1,1,1-trifluoroethane), preferably also in a microreactor. 1. A process of manufacturing CHClCF(HCFC-123) , comprising:{'sub': 2', '2, '(a) providing CHClCClF(HCFC-122);'}(b) providing HF and a catalyst;(c) mixing the HCFC-122 in the step (a) with the HF and the catalyst in the step (b);{'sub': 2', '3, '(d) feeding the mixture obtained in the step (c) into at least one continuous flow reactor with upper lateral dimensions of about ≤4 mm, and carrying out the reaction of the HCFC-122 with the HF in the presence of the catalyst in the at least one continuous flow reactor to obtain a reaction mixture comprising CHClCF(HCFC-123); and'}(e) taking out the reaction mixture obtained in the step (d) from the continuous flow reactor to yield a product comprising HCFC-123.2. The process of claim 1 , wherein the HCFC-122 in the step (a) is formed by reacting tetrachloroethylene (PER) with HF ...

COMPOSITION CONTAINING HYDROFLUOROOLEFIN COMPOUND

The present invention provides a composition comprising an HFO compound, the composition having excellent stability with decomposition and oxidation of the HFO compound being inhibited, the composition having improved refrigerating capacity when used as a heat transfer medium, compared with the case in which an HFO compound is used alone. More specifically, the present invention provides a composition comprising at least one HFO compound selected from the group consisting of HFO-1234yf, (E-/Z-)HFO-1234ze, and (E-/Z-)HFO-1225ye; and a chlorine-containing compound, wherein (1) the chlorine-containing compound is at least one member selected from the group consisting of CH═CHCl, CHF═CHCl, CH═CFCl, CFCl, CHCl, CFCHCl, CClF═CHCl, and CHF═CCl, and (2) the chlorine-containing compound is contained in an amount ranging from 1 to 500000 mass ppm. 111-. (canceled)12. A composition comprising:at least one HFO compound selected from the group consisting of 2,3,3,3-tetrafluoropropene (HFO-1234yf), (trans-/cis-)1,3,3,3-tetrafluoropropene ((E-/Z-)HFO-1234ze), and (trans-/cis-)1,2,3,3,3-pentafluoropropene ((E-/Z-)HFO-1225ye); anda chlorine-containing compound,wherein{'sub': 2', '2, '(1) the chlorine-containing compound is at least one member selected from the group consisting of CH═CHCl and CH═CFCl, and'}(2) an amount of the chlorine-containing compound in the composition is within a range of 10000 to 400000 mass ppm.13. The composition according to claim 12 , wherein the amount of the chlorine-containing compound in the composition is within a range of 100000 to 300000 mass ppm.14. The composition according to claim 12 , wherein a mixture of the HFO compound and the chlorine-containing compound is an azeotrope or azeotrope-like mixture.15. The composition according to claim 12 , further comprising at least one HFC compound selected from the group consisting of difluoromethane (HFC-32) claim 12 , 1 claim 12 ,2 claim 12 ,2 claim 12 ,2-tetrafluoroethane (HFC-134a) claim 12 , 1 claim ...

CONVERSION OF CHLOROFLUOROROPANES AND CHLOROFLUROPROPENES TO MORE DESIRABLE FLUOROPROPANES AND FLUOROROPENES

A process is provided comprising contacting and reacting the compound CFCFCHXCl, wherein X is H or Cl, or the compound CFCF═CXCl, wherein X is H or Cl, with hydrogen in the presence of a catalyst consisting essentially of Cu, Ru, Cu—Pd, Ni—Cu, and Ni—Pd, to obtain as a result thereof reaction product comprising hydrofluoropropenes or intermediates convertible to said hydrofluoropropenes, notably CFCF═CHand CFCH═CHF. 1. A product made by a process comprising contacting and reacting the compound CFCFCHXCl , wherein X is H or Cl , or the compound CFCF═CXCl , wherein X is H or Cl , with hydrogen in the presence of a catalyst consisting essentially of Cu , Ru , Cu—Pd , Ni—Cu , and Ni—Pd , to obtain as a result thereof reaction product comprising hydrofluoropropenes or intermediates convertible to said hydrofluoropropenes.2. A product made by a process comprising contacting and reacting the compound CFCFCHClwith hydrogen in the presence of a catalyst comprising at least one member selected from the group consisting of Cu , Ru , Cu—Pd , Ni—Cu , and Ni—Pd , to obtain as a result thereof a reaction product comprising CFCF═CHand at least one compound selected from the group consisting of CFCF═CHCl and CFCFCHCl , wherein said compound CFCF═CHCl is converted to the reaction product comprising the compound CFCF═CHby hydrogenation in the presence of a catalyst.3. A composition comprising CFCF═CHand at least one compound selected from the group consisting of CFCF═CHCl and CFCFCHCl.4. The composition of wherein the compound comprises CFCF═CHCl.5. The composition of wherein the compound comprises CFCFCHCl.6. The composition of further comprising CFO-1214ya.7. The composition of comprising CFCF═CH claim 3 , CFCF═CHCl and CFCFCHCl.8. The composition of further comprising HCFC-225ca.9. A composition consisting essentially of CFCF═CH claim 3 , CFCF═CHCl and CFCFCHCl. The present invention relates to chemical processes for converting chlorofluoropropanes (HCFC) and chlorofluoropropenes ( ...

AZEOTROPIC COMPOSITIONS COMPRISING HYDROGEN FLUORIDE AND FLUOROCARBONS

The present application discloses compositions comprising hydrogen fluoride and fluorinated compounds (e.g., hydrochlorofluorocarbons), wherein the fluorinated compound is present in the composition in an amount effective to form an azeotrope composition or azeotrope-like composition with the hydrogen fluoride. 16-. (canceled)7. A composition comprising ,i) hydrogen fluoride, andii) a compound selected from the group consisting of:2,3-dichlorohexafluoro-2-butene;(E)-2,3-dichlorohexafluoro-2-butene; and(Z)-2,3-dichlorohexafluoro-2-butene;wherein the compound is present in an amount effective to form an azeotrope or an azeotrope-like composition with the hydrogen fluoride.8. The composition of claim 7 , wherein the compound is (E)-2 claim 7 ,3-dichlorohexafluoro-2-butene claim 7 , wherein the (E)-2 claim 7 ,3-dichlorohexafluoro-2-butene is present in an amount effective to form an azeotrope or an azeotrope-like composition with the hydrogen fluoride.9. The composition of claim 8 , wherein the composition has a boiling point of from about 0° C. to about 130° C. at a pressure of from about 5 psia to about 1000 psia.10. The composition of claim 7 , wherein the compound is (Z)-2 claim 7 ,3-dichlorohexafluoro-2-butene claim 7 , wherein the (Z)-2 claim 7 ,3-dichlorohexafluoro-2-butene is present in an amount effective to form an azeotrope or an azeotrope-like composition with the hydrogen fluoride.11. The composition of claim 10 , wherein the composition has a boiling point of from about 0° C. to about 130° C. at a pressure of from about 5 psia to about 1000 psia.12. The composition of claim 7 , wherein the compound is a mixture of (E)-2 claim 7 ,3-dichlorohexafluoro-2-butene and (Z)-2 claim 7 ,3-dichlorohexafluoro-2-butene isomers claim 7 , wherein the mixture of 2 claim 7 ,3-dichlorohexafluoro-2-butene are present in an amount effective to form an azeotrope or an azeotrope-like composition with the hydrogen fluoride.13. The composition of claim 12 , wherein the ...

METHOD FOR PRODUCING FLUORINATED ORGANIC COMPOUNDS

Provided is a process for making 2-chloro-1,1,1,2-tetrafluoropropane. The process has the step of hydrofluorinating 2-chloro-3,3,3-trifluoropropene in the presence of a catalyst selected from the group consisting of SbCl, SbCl, SbF, TiCl, SnCl, CrO, and fluorinated CrO. 1. A process for making 2-chloro-1 ,1 ,1 ,2-tetrafluoropropane , comprising hydrofluorinating 2-chloro-3 ,3 ,3-trifluoropropene in the presence of a catalyst selected from the group consisting of SbCl , SbCl , SbF , TiCl , SnCl , CrO , and fluorinated CrO.2. The process of claim 1 , wherein the catalyst is in bulk form.3. The process of claim 1 , wherein the catalyst is supported.4. The process of claim 3 , wherein the support is selected from the group consisting of carbon claim 3 , alumina claim 3 , fluorinated alumina claim 3 , or aluminum fluoride.5. The process of where the catalyst is activated using anhydrous hydrogen fluoride.6. The process of where the catalyst is activated using anhydrous chlorine.7. The process of claim 1 , wherein the hydrofluorination is vapor-phase fluorination.8. The process of claim 7 , wherein the catalyst for vapor-phase fluorination reaction is SbClsupported on activated carbon.9. The process of claim 7 , wherein the catalyst for vapor-phase fluorination reaction is CrObulk or supported.10. The process of claim 7 , wherein the catalyst for vapor-phase fluorination reaction is fluorinated CrObulk or supported.11. The process of claim 7 , wherein the vapor-phase fluorination reaction is carried out at a temperature of about 50° C. to about 120° C. and at a pressure of about 30 psia to about 175 psia.12. The process of claim 7 , wherein the mole ratio of hydrogen fluoride to 2-chloro-3 claim 7 ,3 claim 7 ,3-trifluoropropene is from about 2:1 to about 15:1.13. The process of claim 1 , wherein the hydrofluorination is liquid-phase fluorination.14. The process of claim 13 , wherein the catalyst for liquid-phase fluorination reaction is SbCl.15. The process of claim 13 , ...

METHOD OF SIMULTANEOUSLY PREPARING 1,1,1-TRIFLUORO-2-CHLOROPROPENE AND 1,1,1,2-TETRAFLUOROPROPENE USING GAS PHASE CATALYST

Disclosed is a method of simultaneously preparing 1,1,1-trifluoro-2-chloropropene and 1,1,1,2-tetrafluoropropene, the method including i) a step of elevating a temperature of a reactor charged with a gas phase catalyst up to a reaction temperature; ii) a step of feeding 1,1,1-trifluoro-2,3-dichloropropane and 2-chloro-1,1,1,2-tetrafluoropropane into the reactor, the temperature of which has been elevated; iii) a step of performing dehydrochlorination while maintaining the temperature of the reactor; and iv) a step of performing washing and distillation after the dehydrochlorination. In accordance with the present disclosure, a high-efficient gas-phase process of continuously, simultaneously preparing 1,1,1-trifluoro-2-chloropropene and 1,1,1,2-tetrafluoropropene is provided. 1. A method of simultaneously preparing 1 ,1 ,1-trifluoro-2-chloropropene and 1 ,1 ,1 ,2-tetrafluoropropene , the method comprising:i) elevating a temperature of a reactor charged with a gas phase catalyst up to a reaction temperature;ii) feeding 1,1,1-trifluoro-2,3-dichloropropane and 2-chloro-1,1,1,2-tetrafluoropropane into the reactor, the temperature of which has been elevated;iii) performing dehydrochlorination while maintaining the temperature of the reactor; and 'wherein the gas phase catalyst is a catalyst in which a metal is supported on a support, the support is selected from activated carbon, activated alumina, or a molecular sieve, and the metal is selected from the group consisting of Zn, Pd, Pt, Sb, V, Sn, and Bi.', 'iv) performing washing and distillation after the dehydrochlorination: and'}2. (canceled)3. (canceled)4. (canceled)5. The method according to claim 1 , wherein the metal is Zn.6. The method according to claim 5 , wherein a Zn content in the gas phase catalyst is 1 to 20% by weight.7. The method according to claim 1 , wherein a reaction temperature of the reactor is 300 to 400° C.8. The method according to claim 1 , wherein an inflow rate of 1 claim 1 ,1 claim 1 ,1- ...

METHODS FOR REMOVING HALOGENATED ETHYLENE IMPURITIES IN 2, 3, 3, 3-TETRAFLUOROPROPENE PRODUCT

Disclosed is a composition comprised of at least one compound selected from 2,3,3,3-tetrafluoropropene, 1,3,3,3-tetrafluoro-1-propene and 1-chloro-3,3,3-trifluoropropene and halogenated impurity selected from the group consisting of HFO-1141 (CH═CHF), HCFO-1140 (CH═CHCl), and HCFO-1131 (CH═CFCl and/or translcis-CHF═CHCl) and combination thereof, said halogenated impurity being present in said composition in an amount of 50 ppm or less. 1. A composition comprised of 2 ,3 ,3 ,3-tetrafluoropropene and a halogenated impurity comprising CH═CFCl , said halogenated impurity being present in said composition in an amount greater than 0 ppm and less than or equal to 50 ppm , wherein 2 ,3 ,3 ,3-tetrafluoropropene is present in said composition in at least 90% by weight.2. The composition according to wherein the hydrogenated impurity is present in said composition in an amount greater than 0 ppm but less than or equal to 20 ppm.3. The composition according to wherein the halogenated impurity is present in said composition in an amount greater than 0 ppm but less than or equal 10 ppm.4. The composition according to wherein one or more compounds selected from CFC□CH claim 1 , HFO-1243zf (CFCH═CH) claim 1 , HFO-1234ze (E/Z-CFCH═CHF) claim 1 , HCFO-1233zd (E/Z-CFCH═CHCl) claim 1 , HCFO-1233xf (CFCCl═CH) and combination thereof is additionally present.5. The composition according to wherein a compound selected from CFC≡CH claim 2 , HFO-1243zf (CFCH═CH) claim 2 , HFO-1234ze (E/Z-CFCH═CHF) claim 2 , HCFO-1233zd (E/Z-CFCH═CHCl) claim 2 , HCFO-1233xf (CFCCl═CH) and combination thereof is additionally present.6. The composition according to wherein a compound selected from CFC≡CH claim 3 , HFO-1243zf (CFCH═CH) claim 3 , HFO-1234ze (E/Z-CFCH═CHF) claim 3 , HCFO-1233zd (E/Z-CFCH═CHCl) claim 3 , HCFO-1233xf (CFCCl═CH) and combination thereof is additionally present.7. The composition according to wherein the compound is HFO-1243zf (CFCH═CH) claim 6 , HFO-1234ze (E/Z-CFCH═CHF) claim 6 , or ...

SEPARATION OF (Z)-1-CHLORO-3,3,3-TRIFLUOROPROPENE (HCFO-1233zd(Z)) AND 1-CHLORO-1,3,3,3-TETRAFLUOROPROPANE (HCFC-244fa) BY ADDING A THIRD COMPONENT

A method for separating halocarbons and, in particular, a method for separating (Z)-1-chloro-3,3,3-trifluoropropene (HCFO-1233zd(Z), or simply 1233zd(Z)) and 1-chloro-1,3,3,3-tetrafluoropropane (HCFC-244fa, or simply 244fa) via distillation by adding a third component, hydrogen fluoride (HF), forming a binary azeotrope of 1233zd(Z) and HF. The binary 1233zd(Z)/HF azeotrope may then be recovered from the distillation column as an overhead stream which includes only a relatively minor amount of 244fa, while the 244fa may be recovered from the distillation column as a bottoms stream which includes only relatively minor amounts of 1233zd(Z) and HF. 1. A method of separating (Z)-1-chloro-3 ,3 ,3-trifluoropropene (HCFO-1233zd(Z)) and 1-chloro-1 ,3 ,3 ,3-tetrafluoropropane (HCFC-244fa) , comprising the steps of:providing a mixture of 1233zd(Z) and 244fa to a distillation column;adding an amount of hydrogen fluoride (HF) to the distillation column to form an azeotropic or azeotrope-like mixture consisting essentially of 1233zd(Z) and HF;distilling the 244fa and the azeotrope-like mixture of 1233zd(Z) and HF; andrecovering the azeotropic or azeotrope-like mixture of 1233zd(Z) and HF in an overhead stream.2. The method of claim 1 , further comprising claim 1 , after said distilling step claim 1 , the additional step of recovering 244fa in a bottoms stream.3. The method of claim 1 , wherein said step of providing a mixture of 1233zd(Z) and 244fa further comprises providing a mixture of 1233zd(Z) and 244fa having between 5.0 wt. % and 98.0 wt. % 1233zd(Z) and between 2.0 wt. % and 95.0 wt. % 244fa claim 1 , based on a combined weight of 1233zd(Z) and 244fa.4. The method of claim 1 , wherein said step of adding an amount of hydrogen fluoride (HF) further comprises adding between 1.0 wt. % and 34.3 wt. % HF claim 1 , based on a combined weight of 1233zd(Z) claim 1 , 244fa claim 1 , and HF.5. The method of claim 1 , wherein said distilling step is conducted at a pressure between 1 ...

PRODUCTION METHOD FOR COMPOSITION CONTAINING 1,2-DICHLORO-3,3,3-TRIFLUOROPROPENE (HCFO-1223xd) AND/OR 1,1,2-TRICHLORO-3,3,3-TRIFLUOROPROPENE (CFO-1213xa)

The present invention provides a method that produces a composition containing 1223xd and/or 1213xa by a gas-phase reaction, and that achieves production efficiency higher than known methods. The present invention provides a method for producing a composition containing at least one fluorine-containing olefin selected from 1,2-dichloro-3,3,3-trifluoropropene (HCFO-1223xd) and 1,1,2-trichloro-3,3,3-trifluoropropene (CFO-1213xa), the method comprising subjecting at least one starting compound selected from a chlorine-containing alkane represented by Formula (1-1): CF 3 CHXCHX 2 , wherein each X is independently H or Cl, with the proviso that at least one X represents Cl, and a chlorine-containing alkene represented by Formula (1-2): CF 3 CX═CX 2 , wherein each X is independently H or Cl, with the proviso that at least one X represents Cl, to a gas-phase oxychlorination reaction in a temperature range of 380° C. or lower in the presence of oxidative gas and hydrogen chloride gas.

Azeotropic Compositions Comprising Hydrogen Fluoride and Fluorocarbons

The present application discloses compositions comprising hydrogen fluoride and fluorinated compounds (e.g., hydrofluorocarbons), wherein the fluorinated compound is present in the composition in an amount effective to form an azeotrope composition or azeotrope-like composition with the hydrogen fluoride. 2. The composition of claim 1 , wherein Ris H claim 1 , halo claim 1 , or Cfluoroalkyl.3. The composition of claim 1 , wherein Ris H claim 1 , chloro claim 1 , fluoro claim 1 , or trifluoromethyl.4. The composition of claim 1 , wherein Ris H or Cfluoroalkyl.5. The composition of claim 1 , wherein Ris H or trifluoromethyl.10. The composition of claim 1 , wherein the compound of Formula I is (E)-1 claim 1 ,1 claim 1 ,1 claim 1 ,4 claim 1 ,4 claim 1 ,4-hexafluorobut-2-ene claim 1 , wherein the (E)-1 claim 1 ,1 claim 1 ,1 claim 1 ,4 claim 1 ,4 claim 1 ,4-hexafluorobut-2-ene is present in an amount effective to form an azeotrope or an azeotrope-like composition with the hydrogen fluoride.11. The composition of claim 10 , wherein the composition comprises from about 52 to about 76 mole percent hydrogen fluoride and from about 48 to about 24 mole percent (E)-1 claim 10 ,1 claim 10 ,1 claim 10 ,4 claim 10 ,4 claim 10 ,4-hexafluorobut-2-ene.12. The composition of claim 11 , wherein the composition has a boiling point of from about −30° C. to about 110° C. at a pressure of from about 3 psia to about 812 psia.13. The composition of claim 1 , wherein the compound of Formula I is (Z)-1 claim 1 ,1 claim 1 ,1 claim 1 ,4 claim 1 ,4 claim 1 ,4-hexafluorobut-2-ene claim 1 , wherein the (Z)-1 claim 1 ,1 claim 1 ,1 claim 1 ,4 claim 1 ,4 claim 1 ,4-hexafluorobut-2-ene is present in an amount effective to form an azeotrope or an azeotrope-like composition with the hydrogen fluoride.14. The composition of claim 13 , wherein the composition comprises from about 59 to about 92 mole percent hydrogen fluoride and from about 41 to about 8 mole percent (Z)-1 claim 13 ,1 claim 13 ,1 claim 13 ,4 ...

NOVEL PROCESS FOR MANUFACTURING 2-CHLORO-3,3,3-TRIFLUOROPROPENE FROM 1,2-DICHLORO-3,3,3-TRIFLUOROPROPENE

The present disclosure relates to a process for preparing 2-chloro-3,3,3-trifluorpropene comprising: (a) hydrogenating 1,2-dichloro-3,3,3-trifluoropropene in the presence of a hydrogenation catalyst to form 1,1,1-trifluoro-2,3-dichloropropane and (b) dehydrochlorinating 1,1,1-trifluoro-2,3-dichloropropane in the presence of a dehydrochlorination catalyst to form 2-chloro-3,3,3-trifluorpropene. 1. A process for preparing 2-chloro-3 ,3 ,3-trifluorpropene comprising:(a) hydrogenating 1,2-dichloro-3,3,3-trifluoropropene in the presence of a hydrogenation catalyst to form 1,1,1-trifluoro-2,3-dichloropropane and(b) dehydrochlorinating 1,1,1-trifluoro-2,3-dichloropropane in the presence of a dehydrochlorination catalyst to form 2-chloro-3,3,3-trifluorpropene.2. The process according to wherein the hydrogenation catalyst is a metal selected from palladium claim 1 , platinum claim 1 , rhodium claim 1 , iron claim 1 , cobalt claim 1 , nickel claim 1 , and copper claim 1 , which metal is unsupported or supported3. The process according to wherein the hydrogenation catalyst is supported on oxyfluoride of Al claim 1 , Cr claim 1 , Ti claim 1 , Zr claim 1 , or Mg or on fluorides of Al claim 1 , Cr claim 1 , Ti claim 1 , Zr claim 1 , or Mg.4. The process according to wherein the hydrogenation was conducted at a temperature ranging from about 50° C. to about 350° C.5. The process according to where conducted at a temperature ranging from about 100° C. to about 250° C.6. The process according to wherein the dehydrochlorination catalyst is a carbon solid selected from graphite claim 1 , carbon black claim 1 , activated carbon or three-dimensional matrix of carbonaceous material.7. The method according to wherein the dehydrochorination catalyst is a metal halide wherein the metal is lithium claim 1 , sodium claim 1 , potassium claim 1 , cesium claim 1 , magnesium claim 1 , calcium claim 1 , strontium claim 1 , barium claim 1 , iron claim 1 , cobalt claim 1 , nickel claim 1 , copper ...

SOLVENT COMPOSITION, CLEANING METHOD, METHOD OF FORMING A COATING FILM, HEAT TRANSFER FLUID, AND HEAT CYCLE SYSTEM

There are provided: a solvent composition which is excellent in solubility of various organic substances and excellent in detergency, and has no adverse effect on a global environment, is excellent in stability, and is capable of suppressing corrosion of metal; a cleaning method using the solvent composition; a method of forming a coating film; a heat transfer fluid including the solvent composition; and a heat cycle system using the heat transfer fluid. A solvent composition including HCFO-1233yd and HCFC-244ca, in which a content of HCFC-244ca to a total of HCFO-1233yd and HCFC-244ca is 0.0001 to 1 mass %, a cleaning method of contacting the solvent composition with an article, a method of forming a coating film consisting of the nonvolatile organic compound using the solvent composition and a nonvolatile organic compound, a heat transfer fluid including the solvent composition, and a heat cycle system using the heat transfer fluid. 1. A solvent composition comprising 1-chloro-2 ,3 ,3-trifluoro-1-propene and 1-chloro-2 ,2 ,3 ,3-tetrafluoropropane , in whicha proportion of a content of 1-chloro-2,2,3,3-tetrafluoropropane to a total of a content of 1-chloro-2,3,3-trifluoro-1-propene and a content of 1-chloro-2,2,3,3-tetrafluoropropane is 0.0001 to 1 mass %.2. The solvent composition according to claim 1 , wherein a proportion of a content of 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene to a total amount of the solvent composition is 80 mass % or more.3. The solvent composition according to claim 1 , wherein the 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene consists of (Z)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene and (E)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene claim 1 , and a proportion of a content of (Z)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene to a total amount of 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene is 80 to 100 mass %.4. A cleaning method comprising bringing the solvent composition according to ...

COMPOSITION CONTAINING HYDROFLUOROOLEFIN COMPOUND

The present invention provides a composition comprising an HFO compound, the composition having excellent stability with decomposition and oxidation of the HFO compound being inhibited, the composition having improved refrigerating capacity when used as a heat transfer medium, compared with the case in which an HFO compound is used alone. More specifically, the present invention provides a composition comprising at least one HFO compound selected from the group consisting of HFO-1234yf, (E-/Z-)HFO-1234ze, and (E-/Z-)HFO-1225ye; and a chlorine-containing compound, wherein (1) the chlorine-containing compound is at least one member selected from the group consisting of CH=CHCl, CHF=CHCl, CH=CFCl, CFCl, CHCl, CFCHCl, CClF=CHCl, and CHF=CCl, and (2) the chlorine-containing compound is contained in an amount ranging from 1 to 500000 mass ppm. 2. The composition according to claim 1 , wherein the chlorine-containing compound is at least one member selected from CH=CHCl claim 1 , CHF=CHCl claim 1 , and CH=CFCl claim 1 , and the chlorine-containing compound is contained in an amount of more than 6 mass ppm and 500000 mass ppm or less.3. The composition according to claim 1 , wherein the chlorine-containing compound is at least one member selected from CH=CHCl claim 1 , CHF=CHCl claim 1 , and CH=CFCl claim 1 , and the chlorine-containing compound is contained in an amount of 10000 to 400000 mass ppm.4. The composition according to claim 1 , wherein the chlorine-containing compound is at least one member selected from CH=CHCl claim 1 , CHF=CHCl claim 1 , and CH=CFCl claim 1 , and the chlorine-containing compound is contained in an amount of 100000 to 300000 mass ppm.5. The composition according to claim 1 , wherein a mixture of the HFO compound and the chlorine-containing compound is an azeotrope or azeotrope-like mixture.6. The composition according to claim 1 , wherein a mixture of the HFO compound and at least one chlorine-containing compound selected from CH=CHCl claim 1 ...

Method for producing and purifying 2,3,3,3-tetrafluoro-1-propene

The invention relates to a method for producing and purifying 2,3,3,3-tetrafluoro-1-propene using a first composition comprising 2,3,3,3-tetrafluoro-1-propene, 3,3,3-trifluoropropene (1243zf), and trans-1,3,3,3-tetrafluoro-1-propene (1234ze-E), said method comprising the steps of: (a) bringing said first composition into contact with at least one organic extraction agent in order to form a second composition; (b) extractive distilaation of said second composition in order to form (i) a third composition comprising said organic extraction agent, 3,3,3-trifluoropropene (1243zf), and trans-1,3,3,3-tetrafluoro-1-propene (1234ze-E), and (ii) a stream comprising the 2,3,3,3-tetrafluoro-1-propene; and (c) recovery and separation of said third composition in order to form a stream comprising said organic extraction agent and a stream comprising 3,3,3-trifluoropropene (1243zf) and trans-1,3,3,3-tetrafluoro-1-propene (1234ze-E). 1. A composition comprising 2 ,3 ,3 ,3-tetrafluoropropene , 3 ,3 ,3-trifluoropropene (1243zf) , trans-1 ,3 ,3 ,3-tetrafluoro-1-propene (1234ze-E) and an organic extracting agent having:{'sub': 1,2', '1,2', '1,s', '2,s', '1,s', '2s, 'a separation factor Sof greater than or equal to 1.40, said separation factor being calculated by the formula S=(γ*P1)/(γ*P2) wherein γrepresents the activity coefficient of 2,3,3,3-tetrafluoropropene in said organic extracting agent at infinite dilution, P1 represents the saturating vapor pressure of 2,3,3,3-tetrafluoropropene, γrepresents the activity coefficient of 3,3,3-trifluoropropene (1243zf) in said organic extracting agent at infinite dilution, P2 represents the saturating vapor pressure of 3,3,3-trifluoropropene (1243zf) and'}{'sub': 1,2', '1,s', '2,s', '1,s', '2,s, 'a separation factor S1,2 of greater than or equal to 1.40, said separation factor being calculated by the formula S=(γ*P1)/(γ*P2) in which γrepresents the activity coefficient of 2,3,3,3-tetrafluoropropene in said organic extracting agent at infinite ...

HYDROFLUORINATION OF 1233xf TO 244bb BY SbF5

The disclosure relates to a method for hydrofluorination of an olefin of the formula: RCX=CYZ to produce a hydrofluoroalkane of formula RCXFCHYZ or RCHXCFYZ, wherein X, Y, and Z are independently the same or different and are selected from the group consisting of H, F, Cl, Br, and C 1 -C 6 alkyl which is partially or fully substituted with chloro or fluoro or bromo; and R is a C 1 -C 6 alkyl which is unsubstituted or substituted with chloro or fluoro or bromo, comprising reacting the olefin with HF in the liquid-phase, in the presence of SbF 5 , at a temperature ranging from about −30° C. to about 65° C.

SOLVENT COMPOSITION, CLEANING METHOD, METHOD OF FORMING A COATING FILM, HEAT TRANSFER FLUID, AND HEAT CYCLE SYSTEM

There are provided: a solvent composition which is excellent in solubility of various organic substances and excellent in detergency, and has no adverse effect on a global environment, is excellent in stability, and is capable of suppressing corrosion of metal; a cleaning method using the solvent composition; a method of forming a coating film; a heat transfer fluid including the solvent composition; and a heat cycle system using the heat transfer fluid. A solvent composition including HCFO-1233yd and HCFC-244ca, in which a content of HCFC-244ca to a total of HCFO-1233yd and HCFC-244ca is 0.0001 to 1 mass %, a cleaning method of contacting the solvent composition with an article, a method of forming a coating film consisting of the nonvolatile organic compound using the solvent composition and a nonvolatile organic compound, a heat transfer fluid including the solvent composition, and a heat cycle system using the heat transfer fluid. 1. A solvent composition comprising 1-chloro-2 ,3 ,3-trifluoro-1-propene and 1-chloro-2 ,2 ,3 ,3-tetrafluoropropane , in whicha proportion of a content of 1-chloro-2,2,3,3-tetrafluoropropane to a total of a content of 1-chloro-2,3,3-trifluoro-1-propene and a content of 1-chloro-2,2,3,3-tetrafluoropropane is 0.0001 to 1 mass %.2. The solvent composition according to claim 1 , wherein a proportion of a content of 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene to a total amount of the solvent composition is 80 mass % or more.3. The solvent composition according to claim 1 , wherein the 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene consists of (Z)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene and (E)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene claim 1 , and a proportion of a content of (Z)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene to a total amount of 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene is 80 to 100 mass %.4. A cleaning method comprising bringing the solvent composition according to ...

METHOD FOR DEHYDROCHLORINATION OF HCFC-244BB TO MANUFACTURE HFO-l234YF

A process for making 2,3,3,3-tetrafluoropropene (HFO-1234yf) includes providing a composition including 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb) to a reactor including a heater surface at a surface temperature greater than about 850° F. (454° C.), and then bringing the composition into contact with the heater surface for a contact time of less than 10 seconds to dehydrochlorinate a portion of the HCFC-244bb to make HFO-1234yf.

Solvent composition, cleaning method, method of forming a coating film, heat transfer fluid, and heat cycle system

There are provided a solvent composition which is excellent in solubility of various organic substances and excellent in detergency and a drying property, and has no adverse effect on a global environment and is excellent in stability; a cleaning method using the solvent composition; a method of forming a coating film; a heat transfer fluid including the solvent composition; and a heat cycle system using the heat transfer fluid. A solvent composition including 1-chloro-2,3,3-trifluoro-1-propene and 1-chloro-3,3-difluoro-1-propyne, a cleaning method of bringing the solvent composition and an article into contact with each other, a method of dissolving a nonvolatile organic compound in the solvent composition to produce a coating film-forming composition and evaporating the solvent composition after applying the coating film-forming composition on an article to be coated, to form a coating film, a heat transfer fluid including the solvent composition, and a heat cycle system using the heat transfer fluid.

Hydrochloric acid purification process

The invention relates to a process for the treatment of a gas stream comprising hydrochloric acid, hydrofluoric acid and fluorinated/oxygenated compounds, in which the gas stream is successively subjected to: a stage of catalytic hydrolysis; a stage of washing with an acid solution; a stage of adsorption of impurities by active charcoal; a stage of adiabatic or isothermal absorption of the hydrochloric acid in an aqueous solution, making it possible to collect hydrochloric acid solution.

SOLVENT COMPOSITION, CLEANING METHOD, METHOD OF FORMING A COATING FILM, HEAT TRANSFER FLUID, AND HEAT CYCLE SYSTEM

A cleaning method may include: bringing an article to be cleaned into contact with a liquid-phase solvent composition including 1-chloro-2,3,3-trifluoro-1-propene and 1-chloro-2,2,3,3-tetrafluoropropane; and exposing the article to be cleaned to steam generated by evaporating the liquid-phase solvent composition. In the liquid-phase composition, a proportion of a content of 1-chloro-2,2,3,3-tetrafluoropropane to a total of a content of 1-chloro-2,3,3-trifluoro-1-propene and a content of 1-chloro-2,2,3,3-tetrafluoropropane may be 0.0001 to 1 mass %. 110-. (canceled)11. A cleaning method , comprising:bringing an article to be cleaned into contact with a liquid-phase solvent composition comprising 1-chloro-2,3,3-trifluoro-1-propene and 1-chloro-2,2,3,3-tetrafluoropropane; andexposing the article to be cleaned to steam generated by evaporating the liquid-phase solvent composition,wherein, in the liquid-phase composition, a proportion of a content of 1-chloro-2,2,3,3-tetrafluoropropane to a total of a content of 1-chloro-2,3,3-trifluoro-1-propene and a content of 1-chloro-2,2,3,3-tetrafluoropropane is 0.0001 to 1 mass %.12. The method of claim 11 , wherein a proportion of a content of 1-chloro-2 claim 11 ,3 claim 11 ,3-trifluoro-1-propene to a total amount of the liquid-phase solvent composition is 80 mass % or more.13. The method of claim 11 , wherein the 1-chloro-2 claim 11 ,3 claim 11 ,3-trifluoro-1-propene consists of (Z)-1-chloro-2 claim 11 ,3 claim 11 ,3-trifluoro-1-propene and (E)-1-chloro-2 claim 11 ,3 claim 11 ,3-trifluoro-1-propene claim 11 , andwherein, in the liquid-phase composition, a proportion of a content of (Z)-1-chloro-2,3,3-trifluoro-1-propene to a total amount of 1-chloro-2,3,3-trifluoro-1-propene is 80 to 100 mass %.14. The method of claim 11 , wherein a processing oil adhering to the article is cleaned off.15. The method of claim 14 , wherein the processing oil is at least one selected from a group consisting of a cutting oil claim 14 , a quenching ...

PROCESSES FOR THE SYNTHESIS OF 1,2,3,4-TETRACHLORO-HEXAFLUORO-BUTANE

The present invention relates to processes for the manufacture of 1,2,3,4-tetrachloro-hexafluoro-butane in a microreactor. 1. A process for the production of 1 ,2 ,3 ,4-tetrachloro-hexafluoro-butane , said process comprising reacting materials in a microreactor.2. The process according to claim 1 , wherein said process comprises a step of fluorination or fluorodimerization of a haloalkane or a (per)haloolefin.3. The process according to claim 1 , wherein said process is carried out in gas phase claim 1 , in liquid phase or in liquid/gas phase.4. The process according to claim 3 , wherein said gas phase comprises at least one gas selected from fluorine claim 3 , nitrogen claim 3 , helium claim 3 , argon claim 3 , CO claim 3 , CF claim 3 , CF claim 3 , and CF.5. The process according to claim 4 , wherein said liquid phase comprises at least one solvent selected from chlorofluorocarbons; perhaloalkanes; perhaloolefins; perfluoropolyethers; perfluoroethers; and per-fluorotrialkyl amines.6. The process according to claim 1 , wherein said fluorination step is carried out by reacting said haloalkane or said (per)haloolefin in the presence of a source of fluorine.7. The process according to claim 1 , wherein said process comprises one of the following reactions:[a] fluorination of 1,2,3,4-tetrachlorobutane, or[b] fluorination of 1,2,3,4-tetrachloro-1,4-difluoro-1,3-butadiene, or[c] fluorodimerization of 1,2-dichlorodifluoroethyleneto give 1,2,3,4-tetrachloro-hexafluoro-butane.8. The process according to claim 7 , wherein reaction [a] is performed by keeping the microreactor at a temperature of from 80° C. to 300° C.9. The process according to claim 7 , wherein reaction [b] is performed by keeping the microreactor at a temperature of from −10° C. to +50° C.10. The process according to claim 7 , wherein reaction [c] is performed by keeping the microreactor at a temperature of from −150° C. to 0° C. This application claims priority from European application No. 15305853.2 ...

PROCESS FOR PREPARING 3,3,3-TRIFLUOROPROP-1-ENE

The present application provides a process of preparing 3,3,3-trifluoroprop-1-ene, comprising reacting 3-chloro-1,1,1-trifluoropropane with a base in an aqueous solvent component in the absence of a phase transfer catalyst. 130.-. (canceled)31. A process of preparing a mixture of 3 ,3 ,3-trifluoroprop-1-ene (HFO-1243zf) and 2-chloro-3 ,3 ,3-trifluoropropene (HCFO-1233xf) , comprising reacting a mixture of 3-chloro-1 ,1 ,1-trifluoropropane (HCFC-253fb) and 1 ,1 ,1-trifluoro-2 ,3-dichloropropane (HCFC-243db) with a base in an aqueous solvent component , wherein the reacting is conducted in the absence of a phase transfer catalyst , wherein the aqueous solvent component comprises 0 to 40% of an organic solvent.32. The process of claim 31 , wherein the aqueous solvent component does not comprise an organic solvent.33. A composition comprising:i) 3-chloro-1,1,1-trifluoropropane (253fb); andii) one or more additional compounds selected from the group consisting of 3,3,3-trifluoroprop-1-ene (1243zf), 2-chloro-3,3,3-trifluoropropene (1233xf), 1,1,1,3-tetrafluoropropane (254th), and 1,1,1-trifluoro-2,3-dichloropropane (243db).34. The composition of claim 33 , wherein the composition comprises 3-chloro-1 claim 33 ,1 claim 33 ,1-trifluoropropane (253fb) claim 33 , 3 claim 33 ,3 claim 33 ,3-trifluoroprop-1-ene (1243zf) claim 33 , and 2-chloro-3 claim 33 ,3 claim 33 ,3-trifluoropropene (1233xf).35. The composition of claim 34 , wherein the composition comprises:about 95 to about 99 percent 3,3,3-trifluoroprop-1-ene (1243zf);about 1 to about 2 percent 3-chloro-1,1,1-trifluoropropane (253fb); andabout 0.1 to about 0.2 percent 2-chloro-3,3,3-trifluoropropene (1233xf).36. The composition of claim 34 , wherein the composition comprises:about 98 to about 99 percent 3,3,3-trifluoroprop-1-ene (1243zf);about 1 to about 2 percent 3-chloro-1,1,1-trifluoropropane (253fb); andabout 0.1 to about 0.2 percent 2-chloro-3,3,3-trifluoropropene (1233xf).37. The composition of claim 33 , wherein the ...

AZEOTROPIC COMPOSITIONS OF 1,3,3-TRICHLORO-1,1-DIFLUOROPROPANE AND HYDROGEN FLUORIDE

Provided are azeotropic or azeotrope-like mixtures of 1,3,3-trichloro-1,1-difluoropropane (HCFO-242fa) and hydrogen fluoride. Such compositions are useful as a feed stock or intermediate in the production of HFC245fa and HCFO1233zd. 1. An azeotropic or azeotrope-like mixture consisting essentially of 1 ,3 ,3-trichloro-1 ,1-difluoropropane (242fa) and hydrogen fluoride.2. The composition of claim 1 , which consists essentially of from about 1 weight percent to about 99 weight percent hydrogen fluoride and from about 99 weight percent to about 1 weight percent 1 claim 1 ,3 claim 1 ,3-trichloro-1 claim 1 ,1-difluoropropane (242fa) claim 1 , which composition has a boiling point of from about 0° C. to about 25° C. claim 1 , at a pressure of from about 7.1 psia to about 17.9 psia.3. The composition of claim 1 , which consists essentially of from about 0.2 weight percent to about 97 weight percent hydrogen fluoride and from about 99.8 weight percent to about 3 weight percent 1 claim 1 ,3 claim 1 ,3-trichloro-1 claim 1 ,1-difluoropropane (242fa) claim 1 , which composition has a boiling point of from about 0° C. to about 25° C. claim 1 , at a pressure of from about 7.1 psia to about 17.9 psia.4. The composition of claim 1 , which consists essentially of from about 90 weight percent to about 97 weight percent hydrogen fluoride and from about 10 weight percent to about 3 weight percent 1 claim 1 ,3 claim 1 ,3-trichloro-1 claim 1 ,1-difluoropropane (242fa) claim 1 , which composition has a boiling point of about 0° C. claim 1 , at a pressure of about 7.1 psia.5. The composition of claim 1 , which consists essentially of from about 99 weight percent to about 1 weight percent hydrogen fluoride.6. The composition of claim 1 , which consists essentially of from about 95 weight percent to about 5 weight percent hydrogen fluoride.7. The composition of claim 1 , which consists essentially of from about 85 weight percent to about 15 weight percent hydrogen fluoride.8. The composition ...

CONVERSION OF CHLOROFLUOROROPANES AND CHLOROFLUROPROPENES TO MORE DESIRABLE FLUOROPROPANES AND FLUOROROPENES

A process is provided comprising contacting and reacting the compound CFCFCHXCl, wherein X is H or Cl, or the compound CFCF═CXCl, wherein X is H or Cl, with hydrogen in the presence of a catalyst consisting essentially of Cu, Ru, Cu—Pd, Ni—Cu, and Ni—Pd, to obtain as a result thereof reaction product comprising hydrofluoropropenes or intermediates convertible to said hydrofluoropropenes, notably CFCF═CHand CFCH═CHF. 1. A composition comprising HCFO-1224yd (CFCF═CHCl) , HFO-1234yf (CFCF═CH).and HCFC-1214ya (CFCF═Cl).2. The composition of further comprising HFO-1234ze (CFCH═CHF).3. The composition of further comprising at least one of HCFC-235da (CFCHClCHF) claim 1 , and HCFC-234db (CFCHClCHF).4. The composition of wherein the composition comprises two isomers of HCFO-1224yd.5. The composition of further comprising CFCFCHCl (HCFC-235cb).6. A composition comprising HCFO-1224yd (CFCF═CHCl) and at least one member selected from the group consisting of HFO-1234yf (CFCF═CH) claim 1 , HCFC-1214ya (CFCF═Cl) claim 1 , HCFC-225cb (C3HCl2F) and CFCCl═CHF (HCFO-1224xe).7. The composition of wherein said member comprises HFO-1234yf and HCFC-225cb.8. The composition of further comprising HCFO-1224xe.9. The composition of further comprising HFO-1234ze. The present invention relates to chemical processes for converting chlorofluoropropanes (HCFC) and chlorofluoropropenes (CFO) to more desirable fluoropropanes and fluoropropenes, especially propenes that are hydrofluoroolefins (HFO), i.e. free of Cl, and to intermediates from which these HFOs can be obtained.U.S. Pat. No. 8,399,722 discloses the hydrogenation of at least one of 1,1-dichloro-2,3,3,3-tetrafluoropropene (CFCF═Cl, 1214ya) and 1-chloro-2,3,3,3-tetrafluoropropene (CFCF═CHCl, 1224yd) in the presence of catalyst composed of Pd supported on a carbon carrier to obtain 2,3,3,3,-tetrafluoropropene (CFCF═CH, 1234yf), which is free of chlorine and which has promise at least as a refrigerant exhibiting both low ozone depletion ...

HEAT TRANSFER COMPOSITIONS, METHODS AND SYSTEMS

Various compositions, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluorpropenes, in a variety of applications are disclosed. 1. A method for evaporative cooling comprising:a) bringing a composition comprising 1-chloro,3,3,3-trifluoropropene (HFCO-1233zd) into contact, either directly or indirectly, with a body to be cooled by evaporative cooling; andb) thereafter evaporating said HFCO-1233zd by absorbing heat from said body.2. The method of wherein said HFCO-1233zd comprises transHFCO-1233zd.3. The method of wherein said HFCO-1233zd consists essentially of transHFCO-1233zd.4. The method of wherein said HFCO-1233zd consists of transHFCO-1233zd.5. The method of wherein said composition is a cosmetic composition.6. The method of wherein said cosmetic composition further comprises a cleaning solvent.7. The method of wherein said cosmetic composition further comprises a perfume.8. The method of wherein said cosmetic composition further comprises a deoderant.9. The method of wherein said cosmetic composition further comprises propane.10. The method of wherein said cosmetic composition further comprises 1 claim 5 ,3 claim 5 ,3 claim 5 ,3-tetrafluoropropene (HFO-1234ze).11. The method of wherein said cosmetic composition further comprises trans-1 claim 5 ,3 claim 5 ,3 claim 5 ,3-tetrafluoropropene (transHFO-1234ze).12. The method of wherein said cosmetic composition further comprises 2 claim 5 ,3 claim 5 ,3 claim 5 ,3-tetrafluoropropene (HFO-1234yf).13. The method of wherein said cosmetic composition further comprises 1 claim 5 ,1 claim 5 ,1 claim 5 ,3 claim 5 ,3-petafluoropropane (HFC-245fa).14. The method of wherein said bringing step comprises spraying said composition onto said body.15. The method of wherein said composition is an aerosol.16. The method of wherein said composition is a cosmetic composition. The present application is a division of U.S. application Ser. No. 15/711,431, filed Sep. 21 ...

Methods for removing halogenated ethylene impurities in 2,3,3,3-tetrafluoropropene product

The present process relates to a process comprising: contacting a mixture comprising 2,3,3,3-tetrafluoropropene and at least one halogenated ethylene impurity with at least one adsorbent or at least one chemisorption catalyst to reduce the concentration of said at least one halogenated ethylene impurity.

HYDROFLUORINATION OF 1233XF TO 244BB BY SBF5

A method hydrofluorinates an olefin of the formula: RCX=CYZ to produce a hydrofluoroalkane of formula RCXFCHYZ or RCXHCFYZ, where X, Y, and Z are independently the same or different and are selected from the group consisting of H, F, Cl, Br, and C-Calkyl which is partially or fully substituted with chloro or fluoro or bromo; and R is a C-Calkyl which is unsubstituted or substituted with chloro or fluoro or bromo. The method includes reacting the olefin with HF in the vapor phase, in the presence of SbF, at a temperature ranging from about −30° C. to about 65° C. and compositions formed by the process. 1. A method for preparing 2 ,3 ,3 ,3-tetrafluoro-1-propene comprising:reacting a hydrofluoroalkane composition in a vapor phase reactor to form 2,3,3,3-tetrafluoro-1-propene;{'sub': '5', 'wherein the hydrofluoroalkane composition is formed by reacting HF with 2-chloro-3,3,3-trifluoropropene in the liquid phase in the presence of a catalyst, the catalyst being SbF, at a temperature ranging from about −30° C. to about 65° C. to produce the hydrofluoroalkane composition; and'}wherein the hydrofluoroalkane composition comprises greater than 95% 2-chloro-1,1,1,2-tetrafluoropropane.2. The method of claim 1 , wherein the hydrofluoroalkane composition comprises greater than 98% 2-chloro-1 claim 1 ,1 claim 1 ,1 claim 1 ,2-tetrafluoropropane.3. The method of claim 1 , wherein the hydrofluoroalkane composition comprises greater than 99% 2-chloro-1 claim 1 ,1 claim 1 ,1 claim 1 ,2-tetrafluoropropane.4. The method of claim 1 , wherein the hydrofluoroalkane composition further comprises wherein the hydrofluoroalkane composition further comprises at least two of 1 claim 1 ,1 claim 1 ,1 claim 1 ,2 claim 1 ,2-pentafluoropropane claim 1 , 1 claim 1 ,1 claim 1 ,1-trifluoro-2 claim 1 ,2-dichloropropane claim 1 , and 1 claim 1 ,1 claim 1 ,1 claim 1 ,3 claim 1 ,3-pentafluoropropane.5. A hydrofluoroalkene composition formed by reacting a hydrofluoroalkane composition in a vapor phase reactor ...

COMPOSITIONS COMPRISING 2,3-DICHLORO-1,1,1-TRIFLUOROPROPANE, 2-CHLORO-1,1,1-TRIFLUOROPROPENE, 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE OR 2,3,3,3-TETRAFLUOROPROPENE

Disclosed are compositions comprising HCFC-243db, HCFO-1233xf, HCFC-244db and/or HFO-1234yf and at least one additional compound. For the composition comprising 1234yf, the additional compound is selected from the group consisting of HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, ethylene, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, is HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, CHF═CHCl, HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, and HFC-227ca. Compositions comprising HCFC-243db, HCFO-1233xf, and/or HCFC-244db are useful in processes to make HFO-1234yf. Compositions comprising HFO-1234yf are useful, among other uses, as heat transfer compositions for use in refrigeration, air-conditioning and heat pump systems. 1. A composition comprising HFO-1234yf , HCFC-244db , HCFO-1233xf and at least one additional compound selected from the group consisting of HFO-1234ze , HFO-1243zf , HCFC-243db , HFC-245cb , HFC-245fa , HCFO-1233zd , HCFC-253fb , HCFC-234ab , HCFC-243fa , ethylene , HFC-23 , CFC-13 , HFC-143a , HFC-152a , HFC-236fa , HCO-1130 , HCO-1130a , HFO-1336 , HCFC-133a , HCFC-254fb , CHF═CHCl , HFO-1141 , HCFO-1242zf , HCFO-1223xd , HCFC-233ab , HCFC-226ba , and HFC-227ca.2. The composition of containing less than about 1 weight percent of the at least one additional compound.3. The composition of wherein said additional compound comprises HFO-1234ze.4. The composition of wherein said additional compound comprises HFO-1243zf.5. The composition of wherein said additional compound comprises HFC-143a.6. The composition of wherein said additional compound comprises HFO-1243zf and HFO-1234ze.7. The composition of wherein the amount of HCFC-244db claim 1 , HCFO-1233xf and the at least one additional compound are greater than 0 and less than about 1 weight percent.8. A method for carrying heat from a heat source to a heat sink wherein the composition of is ...

Process for the co-production of 2,3,3,3-tetrafluoropropene and 1,3,3,3-tetrafluoropropene

The present invention provides a method of producing 2,3,3,3-tetrafluoropropene (HFO-1234yf), wherein the method comprises two or more reaction steps, at least one of said reaction steps comprising the production of 1,3,3,3-tetrafluoropropene (HFO-1234ze) and/or one or more HFO-1234ze precursors from one or more HFO-1234yf precursors, wherein at least a portion of the HFO-1234ze is recovered.

COMPOSITIONS COMPRISING 2,3-DICHLORO-1,1,1-TRIFLUOROPROPANE, 2-CHLORO-1,1,1-TRIFLUOROPROPENE, 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE OR 2,3,3,3-TETRAFLUOROPROPENE

Disclosed are compositions comprising HCFC-243db, HCFO-1233xf, HCFC-244db and/or HFO-1234yf and at least one additional compound. For the composition comprising 1234yf, the additional compound is selected from the group consisting of HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, ethylene, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, CHF═CHCl, HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, and HFC-227ca. Compositions comprising HCFC-243db, HCFO-1233xf, and/or HCFC-244db are useful in processes to make HFO-1234yf. Compositions comprising HFO-1234yf are useful, among other uses, as heat transfer compositions for use in refrigeration, air-conditioning and heat pump systems. 1. A composition comprising HFO-1234yf , HFO-1234ze , HFO-1243zf and at least one additional compound selected from the group consisting of HCFO-1233xf , HCFC-244bb and HCFC-1131.2. The composition of containing less than about 1 weight percent of the at least one additional compound.3. The composition of wherein said additional compound comprises HCFO-1233xf.4. The composition of wherein said additional compound comprises HCFC-1131.5. The composition of wherein said additional compound further comprises HFC-143a.6. The composition of wherein said additional compound comprises HCFC-244bb.7. The composition of wherein said additional compound comprises HCFO-1233xf and HCFC-1131.8. The composition of wherein the amount of the at least one additional compound is greater than 0 and less than about 1 weight percent.9. A composition comprising HFO-1234yf claim 7 , HFO-1234ze claim 7 , HFO-1243zf claim 7 , HCFC-1131 and HFC-143a.10. A composition comprising HFO-1234yf claim 7 , HFO-1234ze claim 7 , HFO-1243zf claim 7 , HCFC-1131 claim 7 , HFC-143a and at least one additional compound selected from the group consisting of HCFC-244db claim 7 , HFC-245cb and ...

CATALYTIC PROCESSES FOR MAKING HYDROMONOCHLOROFLUOROBUTANE AND HYDROMONOCHLOROFLUOROPENTANE COMPOUNDS

Disclosed is a process involving contacting a hydrohalobutane selected from the group consisting of CFHCHClCHCClH, CFCHClCHCClH, CFCHClCHCCl, CFCClHCHFCClH and CFCClHCHFCCl, with HF in a reaction zone in the presence of an antimony halide catalyst selected from SbCland SbFto form a first product mixture containing a hydromonochlorofluorobutane. Also disclosed is a process involving contacting a hydrohalopentane selected from the group consisting of CFHCHClCHCXCXand CFCHClCHCXCX, wherein each X is independently selected from the group consisting of F and Cl, and not all X are fluorines, with HF in a reaction zone in the presence of an antimony halide catalyst selected from SbCland SbFto form a first product mixture containing a hydromonochlorofluoropentane. A compound of the formula CFCHClCHCHFis also disclosed. 1. A process comprising contacting a hydrohalobutane selected from the group consisting of CFHCHClCHCClH , CFCHClCHCClH , CFCHClCHCCl , CFCClHCHFCClH and CFCClHCHFCCl , with HF in a reaction zone in the presence of an antimony halide catalyst selected from SbCland SbFto form a first product mixture comprising a hydromonochlorofluorobutane.2. The process of claim 1 , further comprising recovering the hydromonochlorofluorobutane from the first product mixture.3. The process of wherein the hydrohalobutane is CFHCHClCHCClH claim 1 , and the hydromonochlorofluorobutane is CFHCHClCHCFH.4. The process of wherein the hydrohalobutane is CFCHClCHCClH claim 1 , and the hydromonochlorofluorobutane is CFCHClCHCHF.5. The process of wherein the hydrohalobutane is CFCHClCHCCl claim 1 , and the hydromonochlorofluorobutane is CFCHClCHCF.6. process of wherein the hydrohalobutane is CFCClHCHFCClH claim 1 , and the hydromonochlorofluorobutane is CFCClHCHFCFH.7. The process of wherein the hydrohalobutane is CFCClHCHFCCl claim 1 , and the hydromonochlorofluorobutane is CFCClHCHFCF claim 1 ,8. A process comprising contacting a hydrohalopentane selected from the group consisting of ...

Reactor for liquid phase fluorination reactions

The present invention relates to a hydrofluorinating process which comprises reacting a fluoroolefin with hydrogen fluoride in the liquid phase in the presence of a hydrofluorination catalyst in the reaction zone of a reactor, said reactor comprised of a reactor body having a length to diameter ratio of about 2:1 or greater; a stirred reaction zone containing said hydrofluorination catalyst, which may be prepared in situ, at least one inlet for supplying said hydrogen fluoride and fluoroolefin to the reaction zone and at least one outlet for recovering said fluoroalkane, said stirrer disposed in the reaction zone and comprising a plurality of blades fixedly attached to shaft drivable by a motor, said blades extending from about the bottom of the reaction zone to about the top of the reaction zone and said shaft extending on a longitudinal axis from the bottom of the reactor to the top of the reactor, said stirrer being rotated at a speed sufficient to promote a swirling of the liquid to effect the occurrence of hydrofluorination reaction and minimize overfluorination. The present invention also relates to said hydrofluorination reactor.

COMPOSITIONS CONTAINING 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb)

The present disclosure provides various compositions including 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb) and at least one impurity comprising 2,3,3,3-tetrafluoropropene (HFO-1234yf), pentafluoropropene (HFO-1225ye isomer(s)), 1,3,3,3-tetrafluoropropene (HFO-1234ze isomer(s)), 1,1,1,2,2-pentafluoropropane (HFC-245cb), 1,1,1,2-tetrafluoropropane (HFC-254eb), 2-chloro-3,3,3-trifluoropropene (HCFO-1233xf), 1-chloro-1,1,2,2-tetrafluoropropane (HCFC-244cc), chlorotetrafluoropropene (HCFO-1224 isomers), E-1-chloro-3,3,3-trifluoropropene (HCFO-1233zdE), 1,1,1,3,3-pentafluoropropane (HFC-245fa), heptafluorobutane (HFC-347 isomers), 2-chloro-1,1,1,3,3-pentafluoropropane (HFC-235da), 3-chloro-1,1,1,2-tetrafluoropropane (HCFC-244eb), 3-chloro-3,3,3-trifluoropropane (HCFC-253fb), dichlorotrifluoropropene (HCFO-1223 isomers), 2,3-dichloro-1,1,1,2-tetrafluoropropane (HCFC-234bb), 2,2-dichloro-1,1,1-trifluoropropane (HCFC-243db), chlorohexafluorobutene (HFO-1326 isomers), hexafluorobutene (HFO-1336 isomers), pentafluorobutene (HFO-1345 isomers), heptafluorobutene (HFO-1327 isomers), tetrafluorohexane (HFC-5-11-4 isomers), 1,3,3,3-tetrafluoropropane (HFC-254fb), chlorohexafluorobutane (HFC-346 isomers), octafluoropentane (HFC-458 isomers), octafluorohexene, 2,2-dichloro-1,1,1-trifluoroethane (HCFC-123), (Z)-1-chloro-3,3,3-trifluoropropene (HCFO-1233zd(Z)), C 5 H 2 F 10 isomer, C 6 H 2 F 8 isomer, C 6 H 4 F 8 isomers, decafluorobutane (C 4 F 10 ), C 6 H 3 F 7 isomer, C 6 H 3 F 9 isomer, dichlorodifluoropropene (HCFO-1232 isomers), trichlorotrifluoropropane (HCFC-233 isomers), C 6 H 3 Cl 2 F 7 isomers, trichlorodifluoropropane (HCFC-242 isomers), C 8 H 3 F 7 isomers, or long-chain halogenated hydrocarbons having a boiling point above about 15° C.

Novel method for fluorinating chloroalkanes

The disclosure relates to a method for fluorinating an alkane substrate comprising contacting said alkane substrate with a fluoroalkane in the presence of a fluorination catalyst selected from chrome oxide, fluorinated chrome oxide, aluminum oxide and fluorinated aluminum oxide at elevated temperatures.

CATALYTIC CHLORINATION OF 3,3,3-TRIFLUOROPROPENE TO 2,3-DICHLORO-1,1,1-TRIFLUOROPROPANE

The present invention relates to a process for preparing 1,1,1-trifluoro-2,3-dichloropropane which comprises contacting chlorine with 3,3,3-trifluoropropene in the presence of a catalyst to form 1,1,1-trifluoro-2,3-dichloropropane, wherein the catalyst comprises at least one metal halide, where the metal is a metal from Group 13, 14 or 15 of the periodic table or a transition metal or combination thereof. 141-. (canceled)42. A composition comprising chlorine , 3 ,3 ,3-trifluoropropene and a catalyst , wherein the catalyst comprises at least one metal halide , where the metal is a metal from Group 13 , 14 or 15 of the periodic table or a transition metal or combination thereof and the metal halide is supported on activated carbon.43. The composition according to wherein the activated carbon may optionally be acid washed or caustic washed.44. The composition according to wherein the metal is nickel claim 42 , chromium claim 42 , iron claim 42 , scandium claim 42 , yttrium claim 42 , lanthanum claim 42 , titanium claim 42 , zirconium claim 42 , hafnium claim 42 , vanadium claim 42 , molybdenum claim 42 , tungsten claim 42 , manganese claim 42 , rhenium claim 42 , ruthenium claim 42 , osmium claim 42 , cobalt claim 42 , palladium claim 42 , copper claim 42 , zinc claim 42 , tantalum claim 42 , aluminum claim 42 , tin claim 42 , or lead.45. The composition according to herein the metal halide is nickel halide claim 42 , iron halide or chromium halide.46. The composition according to wherein the halide is a chloride.47. The composition according to wherein the metal halide is nickel chloride claim 42 , iron halide or chromium halide.48. The composition according to wherein the mole ratio of 3 claim 42 ,3 claim 42 ,3-trifluoropropane to chlorine ranges from about 1:0.02 to about 1:1.49. The composition according to wherein the mole ratio of 3 claim 48 ,3 claim 48 ,3-trifluoropropene to chlorine ranges from about 1:0.1 to about 1:0.8.50. The composition according to wherein ...

SOLVENT COMPOSITION, CLEANING METHOD, METHOD OF FORMING A COATING FILM, HEAT TRANSFER FLUID, AND HEAT CYCLE SYSTEM

The present invention is a solvent composition including: a solvent including 1-chloro-2,3,3-trifluoro-1-propene; and at least one type of stabilizer selected from a group consisting of phenols, ethers, epoxides, amines, alcohols, and hydrocarbons, and is a solvent composition which is excellent in solubility of various organic substances and has no adverse effect on a global environment, and is excellent in stability, and this solvent composition can be used for a wide range of industrial uses such as cleaning, coating uses, and a heat transfer fluid. 1. A solvent composition comprising:1-chloro-2,3,3-trifluoro-1-propene; anda stabilizer comprising a phenol.2: The solvent composition of claim 1 , wherein a content of the stabilizer is from 1 mass ppm to 10 mass % in the solvent composition (100 mass %).3: The solvent composition of claim 1 , wherein a content of 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene is 80 mass % or more in the solvent composition (10 mass %).4: The solvent composition of claim 1 ,wherein the 1-chloro-2,3,3-trifluoro-1-propene is a mixture of a Z-isomer of 1-chloro-2,3,3-trifluoro-1-propene and an E-isomer of 1-chloro-2,3,3-trifluoro-1-propene, andwherein a content proportion of the Z-isomer of 1-chloro-2,3,3-trifluoro-1-propene to a total amount of the Z-isomer of 1-chloro-2,3,3-trifluoro-1-propene and the E-isomer of 1-chloro-2,3,3-trifluoro-1-propene is 80 mass % or more and less than 100 mass %.56-. (canceled)7. A cleaning method comprising contacting an article to be cleaned with the solvent composition of .8: The cleaning method of claim 7 , wherein an article to be cleaned is at least one type selected from a fiber product claim 7 , a medical appliance claim 7 , electric equipment claim 7 , a precision instrument claim 7 , and an optical article.9: A method of forming a coating film claim 7 , the method comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'dissolving a nonvolatile substance in the solvent composition of ...

HYDROFLUORINATION OF 1233XF TO 244BB BY SBF5

The disclosure relates to a method for hydrofluorination of an olefin of the formula: RCX═CYZ to produce a hydrofluoroalkane of formula RCXFCHYZ or RCXHCFYZ, wherein X, Y, and Z are independently the same or different and are selected from the group consisting of H, F, Cl, Br, and C-Calkyl which is partially or fully substituted with chloro or fluoro or bromo; and R is a C-Calkyl which is unsubstituted or substituted with chloro or fluoro or bromo, comprising reacting the olefin with HF in the liquid-phase, in the presence of SbF, at a temperature ranging from about −30° C. to about 65° C. and compositions formed by the process. 1. A hydrofluoroalkane composition formed by reacting HF with olefin of the formula RCX═CYZ in the liquid phase in the presence of a catalyst , the catalyst being SbFto produce a hydrofluoroalkane having the formula:{'br': None, 'RCXHCFYZ'}wherein X, Y and Z are independently the same or different and are H, F, or Cl,and R is trifluoromethyl or pentafluoroethyl.2. The hydrofluoroalkane composition of claim 1 , wherein the hydrofluoroalkane composition comprises greater than 95% RCXHCFYZ.3. The hydrofluoroalkane composition of claim 1 , wherein the hydrofluoroalkane composition comprises greater than 98% RCXHCFYZ.4. The hydrofluoroalkane composition of claim 1 , wherein the hydrofluoroalkane composition comprises greater than 99% RCXHCFYZ.5. The hydrofluoroalkane composition of claim 1 , wherein the hydrofluoroalkane is represented by the formula RCHCHFCl claim 1 , RCHCFCl claim 1 , or RCHCHF.6. The hydrofluoroalkane composition of claim 5 , wherein the temperature is from about −30° C. to about 65° C.7. The hydrofluoroalkane composition of claim 6 , wherein the temperature is from about −30° C. to about 25° C.8. The hydrofluoroalkane composition of claim 7 , wherein the temperature is from about 5° C. to about 25° C.9. The hydrofluoroalkane composition of claim 1 , wherein the hydrofluoroalkane includes 1 claim 1 ,1 claim 1 ,1 claim 1 ,3- ...

PROCESS FOR PRODUCING 2,3,3,3-TETRAFLUOROPROPENE

The present invention relates, in part, to the discovery that, during the fluorination of certain fluoroolefin starting reagents, particularly, 1,1,2,3-tetrachloropropene (1230xa), oligomerization/polyinerization of such starting reagents reduces the conversion process and leads to increased catalyst deactivation. The present invention also illustrates that providing one or more organic co-feed to the fluooolefin starting stream reduces such oligomerization/polymerization and improves catalystic stability. 125-. (canceled)28. The process of wherein said recycling of said separated one or more organic co-feed compounds to said first vapor phase reactor in step c) provides said vapor phase catalyst with a longer catalyst life than in the absence of said recycling.29. The process of wherein said vapor phase catalyst is selected from CrO claim 28 , FeCl/C; claim 28 , CrO/AlO claim 28 , CrO/AlF claim 28 , CrO/carbon claim 28 , CoCl/CrO/AlO claim 28 , NiCl/CrO/AlO claim 28 , CoCl/AlF claim 28 , NiCl/AlFand mixtures thereof.30. The process of wherein said effective amount of said separated one or more organic co-feed compounds recycled to said first vapor phase reactor in step c) is between about 1 to about 50 wt % based on the total weight of said starting composition in step a).31. The process of wherein the organic co-feed compound has a boiling point that is lower than the compound of Formula I.2. The process of claim 26 , wherein the organic co-feed compound is a halocarbon or haloolefin.33. The process of claim 26 , wherein the organic co-feed compound is selected from the group consisting of trichlorofluoropropene (1231) claim 26 , dichlorodifluoropropene (1232) claim 26 , 1 claim 26 ,2-dichloro-3 claim 26 ,3 claim 26 ,3-trifluoropropene (1223xd) claim 26 , 2-chloro-3 claim 26 ,3 claim 26 ,3-trifluoropropene (1233xf) claim 26 , 3 claim 26 ,3 claim 26 ,3 claim 26 ,2-tetrafluoroprop-1ene (1234yf) claim 26 , 2-chloro-1 claim 26 ,1 claim 26 ,1 claim 26 ,2- ...

PROCESS FOR PRODUCING 2,3,3,3-TETRAFLUOROPROPENE

The present invention relates, in part, to the discovery that, during the fluorination of certain fluoroolefm starting reagents, particularly, 1,1,2,3-tetrachloropropene (1230xa), oligomerization/polymerization of such starting reagents reduces the conversion process and leads to increased catalyst deactivation. The present invention also illustrates that providing one or more organic co-feed to the fluooolefin starting stream reduces such oligomerization/polymerization and improves catalystic stability. 125-. (canceled)26. A composition comprising CX═CCl—CHX (I) wherein X is independently selected from F , Cl , Br , and I , provided that at least one X is not fluorine; and a compound selected from the group consisting of trichlorofluoropropene (1231) , dichlorodifluoropropene (1232) , 1 ,2-dichloro-3 ,3 ,3-trifluoropropene (1223xd) , 2-chloro-3 ,3 ,3-trifluoropropene (1233xf) , 3 ,3 ,3 ,2-tetralluoroprop-1ene (1234yf) , 2-chloro-1 ,1 ,1 ,2-tetrafluoropropane (244bb) , 1 ,1 ,1 ,2 ,2-pentafluoropropane (HFC-245cb) , 1 ,1 ,1 ,2 ,3-pentafluoropropane (245eb) , tetrachlorofluoropropane (241) , trichlorodifluoropropane (242) , dichlorotrifluoropropane (243) and combinations thereof , wherein said compound is present in an amount ranging from 0.1 to 99.9 wt %.27. The composition according to wherein the compound is present in an amount ranging from 1 to 50 wt %.28. The composition according to wherein said compound is present in an amount ranging from 3 to 30 wt %.29. The composition according to wherein said compound is present in an amount ranging from 5 to 15 wt %.30. The composition according to wherein CX═CCl—CHX (I) is 1 claim 26 ,1 claim 26 ,2 claim 26 ,3-tetrachloropropene (1230xa).31. The composition according to wherein anhydrous HF is additional present.32. The composition according to wherein a fluorinating catalyst is additionally present.33. The composition according to wherein the fluorinating catalyst is selected from the group consisting of an oxide claim ...

Aerosol compositions containing fluorine substituted olefins and methods and systems using same

Various compostions, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluorpropenes, in a variety of applications are disclosed.

SOLVENT COMPOSITION, CLEANING METHOD, METHOD OF FORMING A COATING FILM, HEAT TRANSFER FLUID, AND HEAT CYCLE SYSTEM

The present invention is a solvent composition including: a solvent including 1-chloro-2,3,3-trifluoro-1-propene; and at least one type of stabilizer selected from a group consisting of phenols, ethers, epoxides, amines, alcohols, and hydrocarbons, and is a solvent composition which is excellent in solubility of various organic substances and has no adverse effect on a global environment, and is excellent in stability, and this solvent composition can be used for a wide range of industrial uses such as cleaning, coating uses, and a heat transfer fluid. 1. A solvent composition comprising:1-chloro-2,3,3-trifluoro-1-propene; anda stabilizer comprising an unsaturated hydrocarbon.2. The solvent composition of claim 1 , wherein a content of the stabilizer is from 1 mass ppm to 10 mass % in the solvent composition (100 mass %).3. The solvent composition of according to claim 1 , wherein a content of 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene is 80 mass % or more in the solvent composition (100 mass %).4. The solvent composition of claim 1 ,wherein the 1-chloro-2,3,3-trifluoro-1-propene is a mixture of a Z-isomer of 1-chloro-2,3,3-trifluoro-1-propene and an E-isomer of 1-chloro-2,3,3-trifluoro-1-propene, andwherein a content proportion of the Z-isomer of 1-chloro-2,3,3-trifluoro-1-propene to a total amount of the Z-isomer of 1-chloro-2,3,3-trifluoro-1-propene and the E-isomer of 1-chloro-2,3,3-trifluoro-1-propene is 80 mass % or more and less than 100 mass %.5. The solvent composition of claim 1 , wherein a boiling point of the stabilizer is 30 to 120° C.6. The solvent composition of claim 5 ,wherein the stabilizer further comprises at least one selected from methanol, ethanol, isopropanol, 2-propyn-1-ol, 1,2-butylene oxide, tetrahydrofuran, 1,4-dioxane, n-propylamine, diisopropylamine, N-methylmorpholine, N-methylpyrrole, and n-heptane.7. A cleaning method comprising contacting an article to be cleaned with the solvent composition of .8. The cleaning method of ...

Process for preparing 3,3,3-trifluoroprop-1-ene

The present application provides a process of preparing 3,3,3-trifluoroprop-1-ene, comprising reacting 3-chloro-1,1,1-trifluoropropane with a base in an aqueous solvent component in the absence of a phase transfer catalyst.

PROCESS FOR PRODUCING 2,3,3,3-TETRAFLUOROPROPENE

The invention relates to a process to prepare 2-chloro-3,3,3-trifluoropropene (HCO-1233xf) or 2-chloro-1,1,12-tetrafluoropropane (HCFC-244bb) using dichloro-trifluoropropanes and/or trichloro-difluoropropanes, and to prepare 2-chloro-3,3,3-trifluoropropene (HCO-1233xf) using various 242 and 243 isomers. 18.-. (canceled)9. A process to prepare 2-chloro-3 ,3 ,3-trifluoropropene (HCO-1233xt) and 2-chloro-1 ,1 ,1 ,2-tetrafluoropropane (244bb) comprising a contacting step comprising contacting at least one compound of Formulae (I) , (II) , (III){'br': None, 'sub': 2', '2, 'CX═CCl—CHX \u2003\u2003(I)'}{'br': None, 'sub': 3', '2, 'CX—CCl═CH\u2003\u2003(II)'}{'br': None, 'sub': 3', '2, 'CX—CHCl—CHX \u2003\u2003(III)'}wherein X is independently selected from F, Cl, Br, and I, provided that at least one X is not fluorine, with anhydrous hydrogen fluoride (HF) in the presence of a catalyst under conditions effective to form a composition comprising HCO-1233xf and a by-product selected from the group consisting of a dichloro-trifluoropropane, a trichloro-difluoropropane and combinations thereof;recovering the by-product from the composition;recycling the by-product to the contacting step wherein the by-product is converted to 2-chloro-1,1,1,2-tetrafluoropropane (244bb).10. The process of wherein the recovering step comprises phase separation and distillation.11. The process of wherein the catalyst is selected from the group consisting of CrO claim 9 , FeCl/C claim 9 , CrO/AlO claim 9 , CrO/AlF claim 9 , CrO/carbon claim 9 , CoCl/CrO/AlO claim 9 , NiCl/CrO/AlO claim 9 , CoCl/AlF claim 9 , NiCl/AlFand combinations thereof.12. The process of wherein the dichloro-trifluoropropane is selected from the group consisting of 2 claim 9 ,2-dichloro-1 claim 9 ,1 claim 9 ,1-trifluoropropane (HCFC-243ab) claim 9 , 1 claim 9 ,2-dichloro-1 claim 9 ,1 claim 9 ,2-trifluoropropane (HCFC-243bc) claim 9 , and combinations thereof.13. The process of wherein the trichloro-difluoropropane is selected ...

HYDROFLUORINATION OF 1233XF TO 244BB BY SBF5

The disclosure relates to a method for hydrofluorination of an olefin of the formula: RCX═CYZ to produce a hydrofluoroalkane of formula RCXFCHYZ or RCXHCFYZ, wherein X, Y, and Z are independently the same or different and are selected from the group consisting of H, F, Cl, Br, and C-Calkyl which is partially or fully substituted with chloro or fluoro or bromo; and R is a C-Calkyl which is unsubstituted or substituted with chloro or fluoro or bromo, comprising reacting the olefin with HF in the liquid-phase, in the presence of SbF, at a temperature ranging from about −30° C. to about 65° C. and compositions formed by the process. 1. A hydrofluoroalkane composition formed by reacting HF with olefin of the formula RCX═CYZ in the liquid phase in the presence of a catalyst , the catalyst being SbF , at a temperature ranging from about −30° C. to about 65° C. to produce a hydrofluoroalkane having the formula;wherein X, Y and Z are independently the same or different and are H, F, or Cl, and R is trifluoromethyl and the hydrofluoroalkane composition comprises greater than 95% RCXFCHYZ.2. The hydrofluoroalkane composition of claim 1 , wherein the hydrofluoroalkane composition comprises greater than 98% RCXFCHYZ.3. The hydrofluoroalkane composition of claim 1 , wherein the hydrofluoroalkane composition comprises greater than 99% RCXFCHYZ.4. The hydrofluoroalkane composition of claim 1 , wherein the hydrofluoroalkane is 2-chloro-1 claim 1 ,1 claim 1 ,1 claim 1 ,2-tetrafluoropropane.5. The hydrofluoroalkane composition of claim 1 , wherein the olefin is 2-chloro-3 claim 1 ,3 claim 1 ,3-trifluoropropene and the hydrofluoroalkane is 2-chloro-1 claim 1 ,1 claim 1 ,1 claim 1 ,2-tetrafluoropropane.6. The hydrofluoroalkane composition of claim 1 , wherein the hydrofluoroalkane composition comprises greater than 98% 1 claim 1 ,1 claim 1 ,1 claim 1 ,3 claim 1 ,3-pentafluoropropane.7. The hydrofluoroalkane composition of claim 1 , wherein the hydrofluoroalkane composition comprises ...

INTEGRATED PROCESS TO PRODUCE 2,3,3,3-TETRAFLUOROPROPENE

The invention relates to a separation process whereby 2-chloro-3,3,3-trifluoropropene (1233xf) is separated from a mixture containing other fluorinated organics and high boiling materials such as dimers using azeotropes of HF formed by adding appropriate amounts to the mixture which facilitate separation by, e.g. distillation. 120-. (canceled)21. An azeotrope composition comprising HF and at least one or more organics selected from the group consisting of trichlorofluoropropene (1231) isomers , 1 ,1 ,1 ,2 ,2-pentafluoropropane (245cb) , dichlorotrifluoropropane (243) isomers , trichlorodifluorpropane (242) isomers , and 1 ,1 ,2 ,3-tetrachloropropene (1230xa).22. The azeotrope composition according to in which a 243 isomer is 2 claim 21 ,3-dichloro-1 claim 21 ,1 claim 21 ,1-triflurorpropane (243db).23. The azeotrope composition of which is a binary or tertiary azeotrope.24. The azeotrope composition of wherein the HF-azeotrope is selected from the group consisting of 1230xa/HF and 243db/HF.25. The azeotrope composition of wherein the concentration of HF ranges from 5 to 95 wt %.26. The azeotrope composition of herein the concentration of HF ranges from 20 to 80 wt %.27. The azeotrope composition of wherein the concentration of HF ranges from 30 to 70 wt %.28. A composition comprising HF-azeotropes of 1233xf and at least one organic selected from trichlorofluoropropene (1231) isomers claim 25 , 2 claim 25 ,3-dichloro-3 claim 25 ,3-difluoropropene (1232xf) claim 25 , 2-chloro-1 claim 25 ,1 claim 25 ,1 claim 25 ,2 claim 25 ,2-pentafluoropropane (245cb) claim 25 , dichlorotritluoropropane (243) isomers claim 25 , and trichlorodifluorpropane (242) isomers.29. The composition of wherein the concentration of HF ranges from 5 to 95 wt %.30. The composition of wherein the concentration of HF ranges from 20 to 80 wt %.31. The composition of wherein the concentration of HF ranges from 30 to 70 wt.32. A composition comprising 2-chloro-3 claim 30 ,3 claim 30 ,3-trifluoropropene ( ...

SOLVENT COMPOSITION, CLEANING METHOD, METHOD OF FORMING A COATING FILM, HEAT TRANSFER FLUID, AND HEAT CYCLE SYSTEM

The present invention is a solvent composition including: a solvent including 1-chloro-2,3,3-trifluoro-1-propene; and at least one type of stabilizer selected from a group consisting of phenols, ethers, epoxides, amines, alcohols, and hydrocarbons, and is a solvent composition which is excellent in solubility of various organic substances and has no adverse effect on a global environment, and is excellent in stability, and this solvent composition can be used for a wide range of industrial uses such as cleaning, coating uses, and a heat transfer fluid. 1. A solvent composition comprising:1-chloro-2,3,3-trifluoro-1-propene; andat least one type of stabilizer selected from a group consisting of phenols, ethers, epoxides, amines, alcohols, and hydrocarbons.2. The solvent composition according to claim 1 , wherein a content of the stabilizer is from 1 mass ppm to 10 mass % in the solvent composition (100 mass %).3. The solvent composition according to claim 1 , wherein a content of 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene is 80 mass % or more in the solvent composition (100 mass %).4. The solvent composition according to claim 1 ,wherein the 1-chloro-2,3,3-trifluoro-1-propene is a mixture of a Z-isomer of 1-chloro-2,3,3-trifluoro-1-propene and an E-isomer of 1-chloro-2,3,3-trifluoro-1-propene, andwherein a content proportion of the Z-isomer of 1-chloro-2,3,3-trifluoro-1-propene to a total amount of the Z-isomer of 1-chloro-2,3,3-trifluoro-1-propene and the E-isomer of 1-chloro-2,3,3-trifluoro-1-propene is 80 mass % or more and less than 100 mass %.5. The solvent composition according to claim 1 , wherein a boiling point of the stabilizer is 30 to 120° C.6. The solvent composition according to claim 5 ,wherein the stabilizer includes at least one selected from methanol, ethanol, isopropanol, 2-propyn-1-ol, 1,2-butylene oxide, tetrahydrofuran, 1,4-dioxane, n-propylamine, diisopropylamine, N-methylmorpholine, N-methylpyrrole, 2-methyl-2-butene, 2-methyl-1- ...

1,2,3,3,3-pentafluropropene production processes

A process is disclosed for making CF 3 CF═CHF. The process involves reacting CF 3 CClFCCl 2 F with H 2 in a reaction zone in the presence of a catalyst to produce a product mixture comprising CF 3 CF═CHF. The catalyst has a catalytically effective amount of palladium supported on a support selected from the group consisting of alumina, fluorided alumina, aluminum fluoride and mixtures thereof and the mole ratio of H 2 to CF 3 CClFCCl 2 F fed to the reaction zone is between about 1:1 and about 5:1. Also disclosed are azeotropic compositions of CF 3 CClFCCl 2 F and HF and azeotropic composition of CF 3 CHFCH 2 F and

SOLVENT COMPOSITION, CLEANING METHOD, METHOD OF FORMING A COATING FILM, HEAT TRANSFER FLUID, AND HEAT CYCLE SYSTEM

There are provided a solvent composition which is excellent in solubility of various organic substances and excellent in detergency and a drying property, and has no adverse effect on a global environment and is excellent in stability; a cleaning method using the solvent composition; a method of forming a coating film; a heat transfer fluid including the solvent composition; and a heat cycle system using the heat transfer fluid. A solvent composition including 1-chloro-2,3,3-trifluoro-1-propene and 1-chloro-3,3-difluoro-1-propyne, a cleaning method of bringing the solvent composition and an article into contact with each other, a method of dissolving a nonvolatile organic compound in the solvent composition to produce a coating film-forming composition and evaporating the solvent composition after applying the coating film-forming composition on an article to be coated, to form a coating film, a heat transfer fluid including the solvent composition, and a heat cycle system using the heat transfer fluid. 1. A solvent composition comprising 1-chloro-2 ,3 ,3-trifluoro-1-propene and 1-chloro-3 ,3-difluoro-1-propyne.2. The solvent composition according to claim 1 , wherein a proportion of a content of 1-chloro-3 claim 1 ,3-difluoro-1-propyne to a total of a content of the 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene and a content of the 1-chloro-3 claim 1 ,3-difluoro-1-propyne is 0.0001 to 0.1 mass %.3. The solvent composition according to claim 1 , wherein a proportion of a content of 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene to a total amount of the solvent composition is 80 mass % or more.4. The solvent composition according to claim 1 , wherein the 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene consists of (Z)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene and (E)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene claim 1 , and a proportion of a content of (Z)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene to a total amount of 1 ...

OIL EXTRACTION AGENT

It is an objet to provide an oil extraction agent that is used in an oil concentration meter, that can be manufactured at low cost, that has a high oil extraction efficiency, and whose burden on the environment is small. Trimeric or higher oligomers of chlorotrifluoroethylene are contained in the overall oil extraction agent in a range between 35% by weight or more and 100% by weight or less. 1. An oil extraction agent containing trimeric or higher oligomers of chlorotrifluoroethylene in a range between 35% by weight or more and 100% by weight or less.2. An oil extraction agent whose principal constituent is formed by trimeric or higher oligomers of chlorotrifluoroethylene , andwhose viscosity at 25° C. is between 1.30 cSt or more and 3.00 cSt or less.3. The oil extraction agent according to claim 1 , wherein the oligomers are trimers.4. The oil extraction agent according to claim 2 , wherein the oligomers are trimers.5. A method of measuring an oil concentration of an oil extraction agent after the oil extraction agent has been added to a test sample and has extracted oil therefrom claim 2 , whereinan oil extraction agent that contains trimeric or higher oligomers of chlorotrifluoroethylene in a range between 35% by weight or more and 100% by weight or less is used as the oil extraction agent.6. The oil concentration measurement method according to claim 5 , wherein the oil concentration is measured using infrared absorption method.7. An oil concentration measuring device that measures an oil concentration of an oil extraction agent after the oil extraction agent has been added to a test sample and has extracted oil therefrom claim 5 , whereinan oil extraction agent that contains trimeric or higher oligomers of chlorotrifluoroethylene in a range between 35% by weight or more and 100% by weight or less is used as the oil extraction agent.8. The oil concentration measurement device according to claim 7 , wherein the oil concentration measurement device comprises a ...

SOLVENT COMPOSITION, CLEANING METHOD, METHOD OF FORMING A COATING FILM, HEAT TRANSFER FLUID, AND HEAT CYCLE SYSTEM

There are provided a solvent composition which is excellent in solubility of various organic substances and excellent in detergency and a drying property, and has no adverse effect on a global environment and is excellent in stability; a cleaning method using the solvent composition; a method of forming a coating film; a heat transfer fluid including the solvent composition; and a heat cycle system using the heat transfer fluid. A solvent composition including 1-chloro-2,3,3-trifluoro-1-propene and 1-chloro-3,3-difluoro-1-propyne, a cleaning method of bringing the solvent composition and an article into contact with each other, a method of dissolving a nonvolatile organic compound in the solvent composition to produce a coating film-forming composition and evaporating the solvent composition after applying the coating film-forming composition on an article to be coated, to form a coating film, a heat transfer fluid including the solvent composition, and a heat cycle system using the heat transfer fluid. 1. A coating film-forming composition comprising:a solvent composition comprising 1-chloro-2,3,3-trifluoro-1-propene and 1-chloro-3,3-difluoro-1-propyne, anda nonvolatile organic compound.2. The coating film-forming composition according to claim 1 , wherein a proportion of a content of 1-chloro-3 claim 1 ,3-difluoro-1-propyne to a total of a content of the 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene and a content of the 1-chloro-3 claim 1 ,3-difluoro-1-propyne is 0.0001 to 0.1 mass %.3. The coating film-forming composition according to claim 1 , wherein a proportion of a content of 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene to a total amount of the solvent composition is 80 mass % or more.4. The coating film-forming composition according to claim 1 , wherein the 1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene consists of (Z)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene and (E)-1-chloro-2 claim 1 ,3 claim 1 ,3-trifluoro-1-propene claim ...

Low fouling and high activity polymerization process

This invention is directed to a polymerization process that is carried out at relatively high productivity levels and with relatively low fouling. The process includes mixing together a catalyst system, at least one monomer and a hydrofluorocarbon to produce the polymer. The reaction is carried out such that little to no chlorine containing hydrocarbons are present.

Low Fouling and High Activity Polymerization Process

This invention is directed to a polymerization process that is carried out at relatively high productivity levels and with relatively low fouling. The process includes mixing together a catalyst system, at least one monomer and a hydrofluorocarbon to produce the polymer. The reaction is carried out such that little to no chlorine containing hydrocarbons are present.

Foaming agents and compositions containing fluorine substituted olefins, and methods of foaming

Various uses of fluoroalkenes, including tetrafluoropropenes, particularly (HFO-1234) in a variety of applications, including as blowing agents are disclosed.

Low fouling and high activity polymerization process

This invention is directed to a polymerization process that is carried out at relatively high productivity levels and with relatively low fouling. The process includes mixing together a catalyst system, at least one monomer and a hydrofluorocarbon to produce the polymer. The reaction is carried out such that little to no chlorine containing hydrocarbons are present.

Low fouling and high activity polymerization process

This invention is directed to a polymerization process that is carried out at relatively high productivity levels and with relatively low fouling. The process includes mixing together a catalyst system, at least one monomer and a hydrofluorocarbon to produce the polymer. The reaction is carried out such that little to no chlorine containing hydrocarbons are present.

Low fouling and high activity polymerization process

This invention is directed to a polymerization process that is carried out at relatively high productivity levels and with relatively low fouling. The process includes mixing together a catalyst system, at least one monomer and a hydrofluorocarbon to produce the polymer. The reaction is carried out such that little to no chlorine containing hydrocarbons are present.

COMPOSITIONS CONTAINING FLUORINE SUBSTITUTED OLEFINS AND METHODS AND SYSTEMS USING SAME

1,1,1,2-tetrafluoropropene (HFO-1234yf) in automobile air conditioning methods are disclosed.

Processo para produzir um composto

Process for chlorofluoropropanes

A process for the preparation of chlorofluoropropanes of the formula C 3 HCl 2 F 5 by contacting monofluorodichloromethane with tetrafluoroethylene in the presence of a modified aluminum chloride catalyst at a temperature of 0° to 150° C. The novel compound CF 3 CCl 2 CHF 2 is also disclosed.

플루오르 치환된 올레핀을 함유한 조성물들

냉각 장비(refrigeration equipment)를 포함하는 다양한 적용처에 있어서, 테트라플루오로프로펜, 특히 (HFO-1234)의 다양한 용도가 개시되어 있다. 이러한 물질들은 일반적으로 가열 및 냉각용 냉매, 발포제, 에어로졸 추진제, 용매 조성물 및 소화 및 내화제로서 사용된다.

发泡剂和含氟取代烯烃组合物以及起泡方法

本发明涉及发泡剂和含氟取代烯烃组合物以及起泡方法。氟代乙烯包括四氟丙烯的各种用途，特别是公开了HFO‑1234在各种应用包括作为发泡剂的各种用途。

制备二氯三氟乙烷的方法

描述了一种制备二氯三氟乙烷的方法。所述方法包括在至少一个反应器中在氟化催化剂存在下在高温下在气相中使全氯乙烯与氟化氢(HF)反应。操作所述方法，以便控制经过所述反应器或每一个反应器从入口端至出口端的温升。可纯化二氯三氟乙烷，然后原样使用或用于制备五氟乙烷。

Utilizacion de disolventes de hidrocarburos halogenados como agentes de limpieza.

LA INVENCION SE REFIERE A UN DISOLVENTE QUE CONSISTE ESENCIALMENTE EN UN COMPUESTO DE FORMULA CHACLBFCCF2CHXCLYFZ, DONDE A + B + C = 3, X + Y + Z = 3, A + X >= 1, B + Y >=1 Y EN QUE A, B, C, X, Y, Z ESTAN COMPRENDIDOS ENTRE 0 Y 3.

生产并纯化含氯氟烃和氟化烃的物质与方法

提供基本上异构纯的全卤化和部分卤化化合物的方法与物质。本发明的一个实施方案提供生产基本上异构纯CFC－216aa的方法。其它实施方案包括生产CFC－217ba和HFC－227ea的方法。本发明特别的实施方案提供从HF、从其它含氯氟烃中分离含氯氟烃和分离卤化化合物的异构体的分离技术。本发明又一其它的实施方案提供具有延长的催化剂寿命的催化合成技术。在其它实施方案中，本发明提供纯化异构体混合物的催化技术。

Compositions comprising 2,3,3,3-tetrafluoropropene and 1,1,1-trifluoropropene

Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene

HCFC-243db, HCFO-1233xf, HCFC-244db 및/또는 HFO-1234yf 및 적어도 하나의 추가 화합물을 포함하는 조성물이 개시된다. 1234yf를 포함하는 조성물의 경우, 추가 화합물은 HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, 에틸렌, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, HCFC-1131, HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, 및 HFC-227ca로 이루어진 군으로부터 선택된다. HCFC-243db, HCFO-1233xf, 및/또는 HCFC-244db를 포함하는 조성물은 HFO-1234yf를 제조하는 공정에 유용하다. HFO-1234yf를 포함하는 조성물은 용도 중에서도 특히 냉장, 공조 및 열 펌프 시스템에 사용하기 위한 열전달 조성물로서 유용하다. Disclosed are compositions comprising HCFC-243db, HCFO-1233xf, HCFC-244db and / or HFO-1234yf and at least one additional compound. For compositions comprising 1234yf, additional compounds are HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab , HCFC-243fa, ethylene, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, HCFC-1131 , HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, and HFC-227ca. Compositions comprising HCFC-243db, HCFO-1233xf, and / or HCFC-244db are useful in the process for preparing HFO-1234yf. Compositions comprising HFO-1234yf are useful, among other uses, as heat transfer compositions for use in refrigeration, air conditioning and heat pump systems.

Process for the manufacture of halogenated propanes containing end-carbon fluorine

公开制备下式化合物的方法:CF 3 CHXCF 3－Z Y Z ,其中X和Y独立地选自H和Cl,z为0或1。所述方法包括(1)在低于200℃温度下,使CCl 3 CHXCC 3－Z Y Z 、CCl 2－Z Y Z =CXCC 3 和/或CCl 2 CX=CC 3－Z Y Z 原料与氟化氢接触产生所述原料的氟化产物,该产物包括至少90%(摩尔)的总的C 3 HXY Z Cl 6－Z－X F X 饱和的化合物和C 3 XY Z Cl 5－Z－Y F Y 烯属化合物,其中x为1至6－z的整数,y为1至5－z的整数(氟化产物包括不超过约40%(摩尔)的所需产物,CF 3 CHXCF 3－Z Y Z );(2)在氟化催化剂存在下,在温度200℃至约400℃温度范围内,使在(1)中产生的饱和化合物和烯属化合物于汽相中与氟化氢接触;(3)在汽相氟化催化剂的存在下,在温度200℃至约400℃温度范围内,使足够量的所述化合物,其中x为1至5－z的整数和在(1)中产生的烯属化合物于汽相中与氟化氢反应提供基于在(1)和(2)中与HF反应的原料量的至少约90%对CF 3 CHXCF 3－Z Y Z 的总的选择性。

Method for producing 1,1,1,3,3-pentafluoropropane and method for producing 1,1,1,3,3-pentafluoro-2,3-dichloropropane

Processes for purifying chlorofluorinated compounds and processes for purifying cf3cfhcf3

提供基本上异构纯的全卤化和部分卤化化合物的方法与物质。本发明的一个实施方案提供生产基本上异构纯CFC-216aa的方法。其它实施方案包括生产CFC-217ba和HFC-227ea的方法。本发明特别的实施方案提供从HF、从其它含氯氟烃中分离含氯氟烃和分离卤化化合物的异构体的分离技术。本发明又一其它的实施方案提供具有延长的催化剂寿命的催化合成技术。在其它实施方案中，本发明提供纯化异构体混合物的催化技术。

Compositions containing fluorine substituted olefins

냉각 장비(refrigeration equipment)를 포함하는 다양한 적용처에 있어서, 테트라플루오로프로펜, 특히 (HFO-1234)의 다양한 용도가 개시되어 있다. 이러한 물질들은 일반적으로 가열 및 냉각용 냉매, 발포제, 에어로졸 추진제, 용매 조성물 및 소화 및 내화제로서 사용된다. Various applications of tetrafluoropropenes, particularly (HFO-1234), have been disclosed for a variety of applications including refrigeration equipment. These materials are commonly used as refrigerants for heating and cooling, foaming agents, aerosol propellants, solvent compositions and fire retardants and fire retardants.

CATALYTIC SYNTHESIS OF HALOGENED HYDROCARBONS

1. Жидкофазный способ, включающий реакцию 1,1,1-трихлортрифторэтана с CH2=CXR в присутствии катализатора присоединения с получением смеси продуктов, содержащей соединение присоединения CF3CCl2CH2CClXR, где Х=Н, F, Cl или Br, и R=H или пергалогенированная алкильная группа, при условии, что Х и R оба не являются Н. ! 2. Жидкофазный способ по п.1, где указанный катализатор присоединения представляет собой медный катализатор, содержащий хлорид меди и подходящий восстановитель. ! 3. Жидкофазный способ по п.2, где указанный подходящий восстановитель выбирают из группы, содержащей гидразин и его производные, дитиониты, медь, марганец и железо. ! 4. Жидкофазный способ по п.2, где растворитель применяют вместе с указанным медным катализатором. ! 5. Жидкофазный способ по п.4, где указанный растворитель выбирают из группы, содержащей ацетонитрил, пропионитрил, диметилформамид, диметилацетамид и N-метилпирролидон. ! 6. Жидкофазный способ по п.2, где указанную реакцию проводят при температуре от приблизительно 60°С до приблизительно 240°С. ! 7. Жидкофазный способ по п.1, где указанным катализатором присоединения является железный катализатор, содержащий железо и хлорид железа. ! 8. Жидкофазный способ по п.7, где указанный хлорид железа представляет собой FeCl3. ! 9. Жидкофазный способ по п.7, где сокатализатор применяют вместе с указанным железным катализатором, и где указанный сокатализатор представляет собой алкил или арилфосфат. ! 10. Жидкофазный способ по п.9, где указанный сокатализатор выбирают из группы, содержащей триэтилфосфат, трибутилфосфат, фенилдиэтилфосфат, диэтилфосфат, дибутилфосфат, фенилфосфат и бутилфосфат. ! 11. Жидкофазный способ по п.7, где РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2010 147 002 (13) A (51) МПК C07C 233/80 (2006.01) B01J 23/44 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2010147002/04, 17.11.2010 (71) Заявитель(и): Е.И.ДЮПОН ДЕ НЕМУР ЭНД КОМПАНИ (US) Приоритет(ы): (22) Дата подачи заявки: ...

Process for the Manufacture of Halogenated Propanes Containing End-Carbon Fluorine

본 발명의 방법은 화학식 CF 3 CHXCF 3-z Y z (식 중, X 및 Y는 H 및 Cl로 구성된 군으로부터 독립적으로 선택되고, z는 0 또는 1임)의 화합물의 제조 방법을 개시한다. 본 발명의 방법은 (1) 화학식 CCl 3 CHXCCl 3-z Y z 의 화합물, 화학식 CCl 2-z Y z =CXCCl 3 의 화합물, 화학식 CCl 2 =CXCCl 3-z Y z 의 화합물 (식 중, X 및 Y는 H 및 Cl로 구성된 군으로부터 독립적으로 선택되고, z는 0 또는 1임) 및 그의 혼합물로 구성된 군으로부터 선택된 출발 물질을 200 ℃ 미만의 온도에서 불화수소와 접촉시켜 상기 출발 물질의 불화 생성물 (이는 화학식 C 3 HXY z Cl 6-z-x F x 의 포화 화합물 및 화학식 C 3 XY Z Cl 5-Z-y F y 의 올레핀계 화합물 (식 중, x는 1 내지 6-z의 정수이고, y는 1 내지 5-z의 정수임)로 구성된 군으로부터 선택된 화합물 90 몰% 이상을 포함하며, 약 40 몰% 이하의 CF 3 CHXCF 3-z Y z 를 포함함)을 제조하는 단계; The process of the invention discloses a process for the preparation of compounds of formula CF 3 CHXCF 3-z Y z , wherein X and Y are independently selected from the group consisting of H and Cl, z is 0 or 1. The process of the invention comprises (1) a compound of formula CCl 3 CHXCCl 3-z Y z , a compound of formula CCl 2-z Y z = CXCCl 3 , a compound of formula CCl 2 = CXCCl 3-z Y z , wherein X And Y is independently selected from the group consisting of H and Cl, z is 0 or 1) and a starting material selected from the group consisting of mixtures thereof in contact with hydrogen fluoride at a temperature of less than 200 ° C. (It is a saturated compound of the formula C 3 HXY z Cl 6-zx F x and an olefin compound of the formula C 3 XY Z Cl 5-Zy F y , wherein x is an integer of 1 to 6-z, and y is 1 To at least 90 mole% of a compound selected from the group consisting of 1 to 5-z, and up to about 40 mole% of CF 3 CHXCF 3-z Y z ; (2) 단계 (1)에서 제조된 상기 포화 화합물 및 상기 올레핀계 화합물로 구성된 군으로부터 선택된 화합물을 불화 촉매의 존재하에 200 ℃ 내지 약 400 ℃의 온도에서 불화수소와 증기상 접촉시키는 단계; 및 (2) vapor-contacting hydrogen fluoride with a compound selected from the group consisting of the saturated compound prepared in step (1) and the olefinic compound at a temperature of 200 ° C. to about 400 ° C. in the presence of a fluorination catalyst; And (3) 단계 (1)에서 제조된 상기 포화 화합물 (여기서, x는 1 내지 5-z의 정수임) 및 상기 올레핀계 화합물 충분량을 증기상 불화 촉매의 존재하에 200 ℃ 내지 약 400 ℃의 온도에서 불화수소와 증기상 반응시켜, 단계 (1) 및 ...

Compositions containing fluoro-substituted olefins and use thereof

FIELD: chemistry. SUBSTANCE: invention relates to a method of replacing existing liquid heat carrier contained in a heat-transfer system, having evaporation temperature from 35.5°F to 50°F and condenser temperature from 80°F to 120°F, involving removal of at least a portion of the existing liquid heat carrier from the system, wherein the existing liquid heat carrier is selected from a group consisting of HFC, HCFC, CFC and combination thereof; and feeding the replacing heat carrier composition into the system, containing 1,1,1-trifluoro-3-chloropropene (HFCO-1233zd). The invention also relates to a heat-transfer method using a liquid heat carrier containing trans-1,1,1-trifluoro-3-chloropropene. EFFECT: said heat carrier has higher efficiency. 69 cl, 8 tbl, 6 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 443 746 (13) C2 (51) МПК C09K 5/04 (2006.01) B01J 37/00 (2006.01) C07C 21/18 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2008102162/04, 26.06.2006 (24) Дата начала отсчета срока действия патента: 26.06.2006 2 4 4 3 7 4 6 R U (85) Дата начала рассмотрения заявки PCT на национальной фазе: 24.01.2008 C 2 C 2 (56) Список документов, цитированных в отчете о поиске: US 2004256594 А1, 23.12.2004. US 2004127383 A1, 01.07.2004. WO 2004037913 A2, 06.05.2004. ЕР 1191080 A2, 27.03.2002. US 6258292 В1, 10.07.2001. RU 2073058 C1, 10.02.1997. US 5714083 A, 03.02.1998. RU 2140955 C1, 10.11.1999. (86) Заявка PCT: US 2006/024886 (26.06.2006) (87) Публикация заявки РСТ: WO 2007/002625 (04.01.2007) Адрес для переписки: 119019, Москва, Гоголевский б-р, 11, "Гоулингз Интернэшнл Инк.", В.Н.Дементьеву (54) КОМПОЗИЦИИ, СОДЕРЖАЩИЕ ФТОРЗАМЕЩЕННЫЕ ОЛЕФИНЫ, И ИХ ПРИМЕНЕНИЕ (57) Реферат: Изобретение относится к способу замены существующего жидкого теплоносителя, содержащегося в системе теплопередачи, имеющей температуру испарителя от 35.5°F до 50°F и температуру конденсатора от 80°F до 120°F, включающему удаление по крайней мере ...

Process for the production of dichlorotrifluoroethane

디클로로트리플루오로에탄의 제조 공정이 기술된다. 이 공정은, 플루오르화 촉매 존재하의 하나 이상의 반응기 내에서, 기상(vapour phase)에서, 고온에서, 퍼클로로에틸렌을 불화수소(HF)와 반응시키는 단계를 포함한다. 이 공정은 유입구(inlet) 측으로부터 유출구(outlet) 측까지 상기 또는 각각의 반응기를 가로지르는 온도 증가가 제어되도록 작동한다. 이 디클로로트리플루오로에탄은 정제되어 그대로 사용되거나 또는 펜타플루오로에탄을 제조하는 데에 사용될 수 있다. Processes for preparing dichlorotrifluoroethane are described. This process includes reacting perchlorethylene with hydrogen fluoride (HF) in a vapor phase, at a high temperature, in one or more reactors in the presence of a fluorination catalyst. This process operates so that the temperature increase across the or each reactor from the inlet side to the outlet side is controlled. This dichlorotrifluoroethane can be purified and used as is or used to prepare pentafluoroethane.

Compositions containing fluorine substituted olefins

本发明涉及含有经氟取代烯烃的组合物。四氟丙烯的各种用途，特别是(HFO‑1234)在各种应用包括致冷装置中的各种用途。这些材料通常用于作为加热和冷却的致冷剂、作为发泡剂、作为气雾剂推进剂、作为溶剂组合物和作为扑灭和抑制火焰剂。

Process for producing hexafluoropropylene from CCIF2CClFCF3 and an azeotropic mixture of CCIF2CClFCF3 and HF

(57)【要約】 ＣＦ 3 ＣＦ＝ＣＦ 2 の製造方法が開示される。その方法は、２，３−ジクロロ−１，１，１，２，３，３−ヘキサフルオロプロパンと少なくとも０．１モルの水素とを、チタン、ニッケル、もしくは鉄、またはそれらの合金の反応容器中で、約３５０℃から約６００℃の範囲内の温度において、そしてヘキサフルオロプロペンを生成するために十分な時間の間、接触させる工程を含み、その反応容器は、空であるか、またはチタン、ニッケル、もしくは鉄、またはそれらの合金の粒子または形成された造形品を詰め込まれる。有効量のＣＣｌＦ 2 ＣＣｌＦＣＦ 3 と組合わせてフッ化水素を含有して、共沸混合物またはフッ化水素を含む共沸性組成物を形成する組成物も開示される。その組成物は、約８．７から３３．６モルパーセントのＣＣｌＦ 2 ＣＣｌＦＣＦ 3 を含有する。

Process for producing 1,1,1,3,3-pentafluoropropane

Method for producing 1,2,3,4-tetrachlorohexafluorobutane

본 발명의 1,2,3,4-테트라클로로헥사플루오로부탄과 같은 불소 함유 화합물의 제조 방법은, 1,2,3,4-테트라클로로부탄과 같은 할로겐화 탄화수소 화합물을 무용매, 또한 무촉매 하에서, 불소 가스와 액상 또는 고액 공존 상태로 접촉시키는 것을 특징으로 하고 있다. 본 발명에 따르면, 반응 용매, 반응 촉매를 이용하지 않고 할로겐화 탄화수소 화합물로부터 불소 함유 화합물을 용이하게 제조할 수 있다. The method for producing a fluorine-containing compound such as 1,2,3,4-tetrachlorohexafluorobutane of the present invention is a solvent-free or halogen-free halogenated hydrocarbon compound such as 1,2,3,4-tetrachlorobutane. It is characterized by bringing the fluorine gas into contact with a liquid or solid liquid coexistence state. According to the present invention, a fluorine-containing compound can be easily produced from a halogenated hydrocarbon compound without using a reaction solvent or a reaction catalyst. 불소 함유 화합물, 1,2,3,4-테트라클로로헥사플루오로부탄, 불소 가스, 무용매, 무촉매 Fluorine-containing compound, 1,2,3,4-tetrachlorohexafluorobutane, fluorine gas, solvent-free, catalyst-free

Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene

HCFC-243db, HCFO-1233xf, HCFC-244db 및/또는 HFO-1234yf 및 적어도 하나의 추가 화합물을 포함하는 조성물이 개시된다. 1234yf를 포함하는 조성물의 경우, 추가 화합물은 HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, 에틸렌, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, HCFC-1131, HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, 및 HFC-227ca로 이루어진 군으로부터 선택된다. HCFC-243db, HCFO-1233xf, 및/또는 HCFC-244db를 포함하는 조성물은 HFO-1234yf를 제조하는 공정에 유용하다. HFO-1234yf를 포함하는 조성물은 용도 중에서도 특히 냉장, 공조 및 열 펌프 시스템에 사용하기 위한 열전달 조성물로서 유용하다.

Method for producing fluorinated organic compounds

【課題】フッ化有機化合物の新規な調製方法を提供する。【解決手段】式（Ｉ）の少なくとも１つの化合物を、式（ＩＩ）の少なくとも１つの化合物に転換する工程を含む、フッ化有機化合物の製造方法である。Ｃ（Ｘ）ｍＣＣｌ（Ｙ）ｎＣ（Ｘ）ｍ（Ｉ）ＣＦ３ＣＦ＝ＣＨｚ（ＩＩ）（Ｘ、Ｙ及びＺは、各々独立に、Ｈ、Ｆ、Ｃｌ、Ｉ又はＢｒ；ｍは、各々独立に、１、２又は３；ｎは０又は１）【選択図】なし

Method for producing fluorine-containing compound

本发明的1，2，3，4－四氯六氟丁烷之类含氟化合物的制造方法的特征在于，使1，2，3，4－四氯丁烷之类卤代烃化合物在无溶剂、且无催化剂的条件下，在液相或固液共存状态下与氟气接触。本发明可以在不使用反应溶剂、反应催化剂的条件下由卤代烃化合物容易地制造含氟化合物。

Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene

HCFC-243db, HCFO-1233xf, HCFC-244db 및/또는 HFO-1234yf 및 적어도 하나의 추가 화합물을 포함하는 조성물이 개시된다. 1234yf를 포함하는 조성물의 경우, 추가 화합물은 HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, 에틸렌, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, HCFC-1131, HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, 및 HFC-227ca로 이루어진 군으로부터 선택된다. HCFC-243db, HCFO-1233xf, 및/또는 HCFC-244db를 포함하는 조성물은 HFO-1234yf를 제조하는 공정에 유용하다. HFO-1234yf를 포함하는 조성물은 용도 중에서도 특히 냉장, 공조 및 열 펌프 시스템에 사용하기 위한 열전달 조성물로서 유용하다.

Compositions containing fluorine substituted olefins

냉각 장비(refrigeration equipment)를 포함하는 다양한 적용처에 있어서, 테트라플루오로프로펜, 특히 (HFO-1234)의 다양한 용도가 개시되어 있다. 이러한 물질들은 일반적으로 가열 및 냉각용 냉매, 발포제, 에어로졸 추진제, 용매 조성물 및 소화 및 내화제로서 사용된다.

Hydrochlorofluorocarbon azeotropic or azeotropic-like mixture

A hydrochlorofluorocarbon azeotropic or azeotropic-like mixture comprising at least one member selected from the group consisting of hydrogen-containing fluoropropanes of the formula I: wherein a + b + c = 3, x + y + z = 3, a + x≧1, b + y≧1, and 0≤a,b,c,x,y,z≦3, and at least one member selected from the group of compounds II consisting of halogenated hydrocarbons having a boiling point of from 20 to 85 °C other than said hydrochlorofluoropropanes, hydrocarbons having a boiling point of from 20 to 85°C and alcohols having from 1 to 4 carbon atoms.

How to remove hydrogen fluoride

플루오르화수소, 디클로메탄, 클로로플루오로메탄 및/또는 디플루오로메탄의 혼합물을 증류하여 플루오르화수소와 디플루오로메탄, 및 플루오르화수소와 클로로플루오로메탄의 2성분계 공비혼합물을 제거하거나, 이러한 혼합물을 플루오르화수소가 풍부한 상부 액상과 플루오르화수소가 빈약한 하부 액상으로 분리하고 각각의 액상을 상술한 바와같이 증류하므로써 플루오르화수소를 혼합물로 부터 효율적으로 제거될수 있다.

Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene

HCFC-243db, HCFO-1233xf, HCFC-244db 및/또는 HFO-1234yf 및 적어도 하나의 추가 화합물을 포함하는 조성물이 개시된다. 1234yf를 포함하는 조성물의 경우, 추가 화합물은 HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, 에틸렌, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, HCFC-1131, HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, 및 HFC-227ca로 이루어진 군으로부터 선택된다. HCFC-243db, HCFO-1233xf, 및/또는 HCFC-244db를 포함하는 조성물은 HFO-1234yf를 제조하는 공정에 유용하다. HFO-1234yf를 포함하는 조성물은 용도 중에서도 특히 냉장, 공조 및 열 펌프 시스템에 사용하기 위한 열전달 조성물로서 유용하다. HCFC-243db, HCFO-1233xf, HCFC-244db and / or HFO-1234yf and at least one further compound. 1234yf, the further compounds are HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab , HCFC-243fa, ethylene, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC- , HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, and HFC-227ca. A composition comprising HCFC-243db, HCFO-1233xf, and / or HCFC-244db is useful in the process of making HFO-1234yf. Compositions comprising HFO-1234yf are useful as heat transfer compositions for use in refrigeration, air conditioning and heat pump systems, among others.

Method for purifying and using an azeotrope of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane and its HF

(57)【要約】 ＨＦおよびＣＦ 3 ＣＣｌＦＣＦ 3 の混合物を分離する方法を開示する。この方法は、約−３０℃から約１００℃の温度、および混合物を液相に維持するのに十分な圧力において分離ゾーンに混合物を入れる工程を有し、これによって５０モルパーセント未満のＨＦを含む有機物に富む相が底部層として形成され、９０モルパーセントを超えるＨＦを含むＨＦに富む相が頂部層として形成される。有機物に富む相を分離ゾーンの底部から取り出し、蒸留塔において蒸留にかけ、本質的に純粋なＣＦ 3 ＣＣｌＦＣＦ 3 を回収することができる。ＨＦおよびＣＦ 3 ＣＣｌＦＣＦ 3 を含む留出物を蒸留塔の頂部から除去することができ、一方で、本質的に純粋なＣＦ 3 ＣＣｌＦＣＦ 3 は蒸留塔の底部から回収することができる。ＨＦに富む相を分離ゾーンの頂部から取り出し、蒸留塔において蒸留にかけることができる。ＨＦおよびＣＦ 3 ＣＣｌＦＣＦ 3 を含む留出物を蒸留塔の頂部から除去することができ、一方で、本質的に純粋なＨＦは蒸留塔の底部から回収することができる。所望であれば、２つの留出物を分離ゾーンに再循環させることができる。また、フッ化水素との共沸混合物様組成物を形成するのに効果的な量のＣＦ 3 ＣＣｌＦＣＦ 3 と組み合わせた、フッ化水素の組成物も開示する。約３８．４から４７．９モルパーセントのＣＦ 3 ＣＣｌＦＣＦ 3 を含有する組成物が含まれる。また、１，１，１，２，３，３，３−ヘプタフルオロプロパンを生成する方法も開示する。一方法は、ＨＦおよびＣＦ 3 ＣＣｌＦＣＦ 3 を含む混合物を使用し、先に示したようにして、本質的に純粋なＣＦ 3 ＣＣｌＦＣＦ 3 を調製すること、およびＣＦ 3 ＣＣｌＦＣＦ 3 を水素と反応させることを特徴とする。別の方法は、上述のように、共沸組成物を使用し、ＨＦの存在下でＣＦ 3 ＣＣｌＦＣＦ 3 を水素と反応させる。また、ヘキサフルオロプロペンを生成する方法も開示する。この方法は、先に示したように、本質的に純粋なＣＦ 3 ＣＣｌＦＣＦ 3 を調製すること、およびＣＦ 3 ＣＣｌＦＣＦ 3 を脱ハロゲン化することを特徴とする。

Method for production of 1,1,1,3,3-pentafluoropropane, method for production of 1,1,1,3,3-pentafluoro-2-halogeno-3-chloropropane, method for production of 1,1,1,2,3-hexachloropropene, method for production of 1,1,1,3,3-pentafluoro-2,3-dichloropropane

В изобретении раскрываются способ получения 1,1,1,3,3-пентафторпропана, заключающийся в том, что 1,1,1,3,3 -пентафтор-2,3-дихлорпропан подвергают реакции с фтороводородом в присутствии катализатора на основе благородного металла; способ получения 1,1,1,3,3-пентафтор-2-галогено-3-хлорпропана, заключающийся в том, что галогенированный пропен общей формулы (1) фторируют с использованием фтороводорода в присутствии тригалогенида сурьмы и/или пентагалогенида сурьмы в жидкой фазе, где количество фтороводорода в 5 раз и более превышает количество тригалогенида сурьмы и/или пентагалогенида сурьмы в молярном отношении; и способ получения 1,1,1,2,3,3-гексахлорпропена, заключающийся в том, что 1,1,1,2,2,3,3-гептахлорпропан подвергают реакции с водным раствором гидроксида щелочного металла в присутствии межфазного катализатора. Таким образом, раскрывается высокоэффективный способ промышленного получения целевого продукта с высоким выходом и с низкими экономическими затратами. 7 с. и 13 з.п. ф-лы, 2 табл. СЗУ ЕсС ПЧ Го РОССИЙСКОЕ АГЕНТСТВО ПО ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (19) ВИ "” 2114 813. 13) СЛ ОМК С 07С 19/08, 21/04, 17/20, 17/04, 17/25, 17/08 12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ РОССИЙСКОЙ ФЕДЕРАЦИИ (21), (22) Заявка: 95114401/04, 24.12.1993 (30) Приоритет: 29.12.1992 УР 360964/1992 29.12.1992 УР 360965/1992 10.06.1993 УР 165229/1993 (46) Дата публикации: 10.07.1998 (56) Ссылки: МО 92112113 заявка, кл. С 07 С 19/08, 23.07.92 (71) Заявитель: Дайкин Индастриз Лтд. (Р) (72) Изобретатель: Сейдзи Такубо (/Р), Хироказу Аояма (Р), Тацуо Накада (Р) (73) Патентообладатель: Дайкин Индастриз Лтд. (Р) (54) СПОСОБЫ ПОЛУЧЕНИЯ 1,1,1,3,3-ПЕНТАФТОРПРОПАНА, СПОСОБ ПОЛУЧЕНИЯ д 1,1,1,3,3-ПЕНТАФТОР-2-ГАЛОГЕНО-3-ХЛОРПРОПАНА, СПОСОБ ПОЛУЧЕНИЯ 1,1,1,2,3,3-ГЕКСАХЛОРПРОПЕНА, СПОСОБ ПОЛУЧЕНИЯ 1,1,1 3,3-ПЕНТАФТОР-2,3-ДИХЛОРПРОПАНА (57) Реферат: В изобретении раскрываются способ получения 1,1,1,3,3-пентафторпропана, заключающийся в том, что 1,/1,1,3,3 -пентафтор-2,3-дихлорпропан подвергают реакции с ...