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公开(公告)号:US20100312025A1
公开(公告)日:2010-12-09
申请号:US12792969
申请日:2010-06-03
申请人: MARIO JOSEPH NAPPA , Andrew Jackson
发明人: MARIO JOSEPH NAPPA , Andrew Jackson
IPC分类号: C07C17/23
摘要: Disclosed is a process for the manufacture of 2,3,3,3-tetrafluoropropene comprising: (a) dehydrofluorinating 1,1,1,2,3-pentafluoropropane in the presence of a dehydrofluorination catalyst comprised of chromium (III) oxide, and alkali metal, to produce a product mixture comprising 2,3,3,3-tetrafluoropropene and less than 20 parts per hundred 1,3,3,3-tetrafluoro-1-propene; and (b) recovering said 2,3,3,3-tetrafluoropropene from the product mixture produced in (a).
摘要翻译: 公开了一种制备2,3,3,3-四氟丙烯的方法,包括:(a)在由氧化铬(III)组成的脱氟化氢催化剂存在下,将1,1,1,2,3-五氟丙烷脱氟化氢,和 碱金属,以制备包含2,3,3,3-四氟丙烯和少于20份/ 100,3,3,3-四氟-1-丙烯的产物混合物; 和(b)从(a)中制备的产物混合物回收所述2,3,3,3-四氟丙烯。
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2.
公开(公告)号:US20110282112A1
公开(公告)日:2011-11-17
申请号:US13188787
申请日:2011-07-22
申请人: MARIO JOSEPH NAPPA , ANDREW JACKSON
发明人: MARIO JOSEPH NAPPA , ANDREW JACKSON
IPC分类号: C07C21/18
摘要: Disclosed is a process for the manufacture of 2,3,3,3-tetrafluoropropene comprising: (a) contacting 1,1,1,2,3-pentafluoropropane with a catalyst comprised of chromium (III) oxide and from 0.1% to 2% of an alkali metal disposed on the surface of said catalyst, to produce a product mixture comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride; and (b) recovering said 2,3,3,3-tetrafluoropropene from the product mixture produced in (a).
摘要翻译: 公开了一种制备2,3,3,3-四氟丙烯的方法,包括:(a)将1,1,1,2,3-五氟丙烷与由氧化铬(III)和0.1%至2 设置在所述催化剂表面上的碱金属的%,以产生包含2,3,3,3-四氟丙烯和氟化氢的产物混合物; 和(b)从(a)中制备的产物混合物回收所述2,3,3,3-四氟丙烯。
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3.
公开(公告)号:US20120172639A1
公开(公告)日:2012-07-05
申请号:US13417582
申请日:2012-03-12
申请人: MARIO JOSEPH NAPPA , Andrew Jackson
发明人: MARIO JOSEPH NAPPA , Andrew Jackson
IPC分类号: C07C17/25
CPC分类号: C07C17/25 , B01J23/26 , B01J35/1019 , C07C21/18
摘要: Disclosed is a process for the manufacture of 2,3,3,3-tetrafluoropropene comprising: (a) contacting 1,1,1,2,3-pentafluoropropane with a catalyst comprised of chromium (III) oxide having a surface area of at least 150 m2/g and having an alkali metal loading of at least 7 milligrams of alkali metal per 100 square meters of catalyst surface area, to produce a product mixture comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride; and (b) recovering said 2,3,3,3-tetrafluoropropene from the product mixture produced in (a).
摘要翻译: 公开了一种制备2,3,3,3-四氟丙烯的方法,包括:(a)将1,1,1,2,3-五氟丙烷与由表面积为 至少150m2 / g,并且每100平方米的催化剂表面积具有至少7毫克碱金属的碱金属负荷,以产生包含2,3,3,3-四氟丙烯和氟化氢的产物混合物; 和(b)从(a)中制备的产物混合物回收所述2,3,3,3-四氟丙烯。
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公开(公告)号:US20120142980A1
公开(公告)日:2012-06-07
申请号:US13278511
申请日:2011-10-21
IPC分类号: C07C17/25
摘要: Disclosed is a process for the dehydrochlorination of 1,1,1,3-tetrachloropropane comprising contacting 1,1,1,3,tetrachloropropane in the vapor phase in a reaction zone with a catalyst comprising iron, to produce a product mixture comprising 1,1,3-trichloro-1-propene; and recovering said 1,1,3-trichloro-1-propene from the product mixture produced. Also disclosed is a process for the dehydrochlorination of 1,1,1,3-tetrachloropropane comprising heating 1,1,1,3-tetrachloropropane in the liquid phase to produce a mixture comprising 1,1,3-trichloro-1-propene, cooling said mixture, separating hydrogen chloride from said mixture and recovering 1,1,3-trichloro-1-propene.
摘要翻译: 公开了1,1,1,3-四氯丙烷的脱氯化氢的方法,包括使反应区中的气相中的1,1,1,3,四氯丙烷与包含铁的催化剂接触,以产生包含1, 1,3-三氯-1-丙烯; 并从所生产的产物混合物回收所述1,1,3-三氯-1-丙烯。 还公开了1,1,1,3-四氯丙烷的脱氯化氢的方法,包括在液相中加热1,1,1,3-四氯丙烷以产生包含1,1,3-三氯-1-丙烯, 冷却所述混合物,从所述混合物中分离出氯化氢并回收1,1,3-三氯-1-丙烯。
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公开(公告)号:US20120047925A1
公开(公告)日:2012-03-01
申请号:US13289259
申请日:2011-11-04
申请人: VELLIYUR NOTT MALLIKARJUNA RAO , MARIO JOSEPH NAPPA , BARBARA HAVILAND MINOR , THOMAS J. LECK , NANDINI C. MOULI
发明人: VELLIYUR NOTT MALLIKARJUNA RAO , MARIO JOSEPH NAPPA , BARBARA HAVILAND MINOR , THOMAS J. LECK , NANDINI C. MOULI
CPC分类号: C09K5/044 , C09K5/045 , C09K2205/126
摘要: The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be at least one phenol or a mixture of at least one phenol with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants.
摘要翻译: 本发明涉及包含至少一种氟烯烃和有效量的稳定剂的组合物,其可以是至少一种苯酚或至少一种苯酚与其它稳定剂的混合物。 稳定的组合物可用于冷却装置,例如制冷,空调,冷却器和热泵,以及作为泡沫发泡剂,溶剂,气溶胶推进剂,灭火剂和灭菌剂的应用。
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6.
公开(公告)号:US20110041878A1
公开(公告)日:2011-02-24
申请号:US12912144
申请日:2010-10-26
CPC分类号: C08J9/146 , B01F17/0085 , C03C23/0075 , C07C21/18 , C08G18/4208 , C08G18/4883 , C08G2101/0025 , C08J9/0019 , C08J9/144 , C08J2205/05 , C08J2205/052 , C08J2325/06 , C08J2375/06 , C08J2375/08 , C10M105/52 , C10M107/38 , C10M147/04 , C10M169/04 , C10M169/041 , C10M177/00 , C10M2211/022 , C10M2211/06 , C10M2213/04 , C10M2213/06 , C10N2230/06 , C10N2230/22 , C10N2240/20 , C10N2240/204 , C10N2250/121 , C10N2270/00 , C11D3/245 , C11D3/43 , C11D7/5018 , C11D11/0023 , C11D11/0029 , C11D11/0035 , C11D11/0047 , C23G5/02803 , C23G5/02825 , G11B5/71 , G11B5/725 , G11B5/8408 , G11B23/505
摘要: Disclosed is a method for removing residue from a surface comprising: contacting the surface with a composition comprising at least one unsaturated fluorinated hydrocarbon selected from the group consisting of compounds having the formula E- or Z—R1CH═CHR2, wherein R1 and R2 are, independently, C1 to C6 perfluoroalkyl groups, or C1 to C6 hydrofluoroalkyl groups, and recovering the surface from the composition.
摘要翻译: 公开了一种从表面除去残留物的方法,包括:使表面与包含至少一种选自具有式E-或Z-R 1 CH = CHR 2的化合物的不饱和氟化烃的组合物接触,其中R1和R2为 独立地为C1至C6全氟烷基或C1至C6氢氟烷基,并从组合物中回收表面。
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7.
公开(公告)号:US20100160696A1
公开(公告)日:2010-06-24
申请号:US12641875
申请日:2009-12-18
IPC分类号: C07C17/20
CPC分类号: B01J27/128 , B01J23/002 , B01J23/78 , B01J23/866 , B01J23/868 , B01J27/122 , B01J27/132 , B01J37/0018 , B01J37/0201 , B01J37/0236 , B01J37/03 , B01J2523/00 , C07C17/23 , C07C21/18 , C07C21/22 , B01J2523/13 , B01J2523/17 , B01J2523/847 , B01J2523/67 , B01J2523/23 , B01J2523/15
摘要: Disclosed is a process for the preparation of fluorine-containing olefins comprising contacting a chlorofluoroalkene with hydrogen in the presence of a catalyst at a temperature sufficient to cause replacement of the chlorine substituents of the chlorofluoroalkene with hydrogen to produce a fluorine-containing olefin, wherein said catalyst is a composition comprising chromium, nickel and optionally an alkali metal selected from potassium and cesium. Also disclosed are catalyst compositions for the hydrodechlorination of chlorofluoroalkenes comprising copper, nickel, and an alkali metal selected from potassium and cesium, and methods of making such catalysts.
摘要翻译: 公开了一种制备含氟烯烃的方法,其包括在足以使氯代氟烯取代基取代氯氟烯烃的氢气的温度下在催化剂存在下使氯氟烯烃与氢气接触以制备含氟烯烃,其中所述 催化剂是包含铬,镍和任选的选自钾和铯的碱金属的组合物。 还公开了用于加氢脱氯包含铜,镍和选自钾和铯的碱金属的氯氟代烯烃的催化剂组合物,以及制备这种催化剂的方法。
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公开(公告)号:US20120232316A1
公开(公告)日:2012-09-13
申请号:US13478253
申请日:2012-05-23
申请人: MARIO JOSEPH NAPPA
发明人: MARIO JOSEPH NAPPA
IPC分类号: C07C17/25
摘要: Described is a method for producing fluoropropenes of formula CF3CX═CX2 wherein each X is F or H, at least one X is H, and at least one X is F, comprising pyrolyzing a hydrofluorochloropropane of formula CF3CXYCX2Y, wherein each X is F or H, at least one X is H, and at least one X is F, and one Y is Cl and the other Y is H, in the gas-phase in a reaction vessel, maintained at a temperature high enough to effect the pyrolysis of said hydrofluorochloropropane to said fluoropropene, wherein the selectivity for the production of the fluoropropene is at least 80%, in the absence of a catalyst
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9.
公开(公告)号:US20120108859A1
公开(公告)日:2012-05-03
申请号:US13277268
申请日:2011-10-20
IPC分类号: C07C17/23
摘要: The disclosure describes a process for dehalogenation of chlorofluorocompounds. The process comprises contacting a saturated chlorofluorocompound with hydrogen in the presence of a catalyst at a temperature sufficient to remove chlorine and/or fluorine substituents to produce a fluorine containing terminal olefin.
摘要翻译: 本公开描述了氯氟化合物脱卤的方法。 该方法包括在足以除去氯和/或氟取代基以产生含氟末端烯烃的温度的催化剂存在下使饱和氯氟化合物与氢气接触。
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10.
公开(公告)号:US20090240089A1
公开(公告)日:2009-09-24
申请号:US12477366
申请日:2009-06-03
IPC分类号: C07C21/18
CPC分类号: B01J23/72 , B01J21/18 , B01J23/58 , B01J23/628 , B01J23/755 , B01J23/78 , B01J23/868 , B01J27/12 , B01J35/023 , C07C17/23 , C07C21/18
摘要: Disclosed herein is a process for the preparation of fluorine-containing olefins comprising contacting a chlorofluoroalkene with hydrogen in the presence of a catalyst at a temperature sufficient to cause replacement of the chlorine substituents with hydrogen. Also disclosed is a catalyst composition for the hydrodechlorination of chlorofluoroalkenes comprising copper metal deposited on a support.
摘要翻译: 本文公开了一种制备含氟烯烃的方法,其包括在足以使氢取代氯取代基的温度下在催化剂存在下使氯氟烯与氢接触。 还公开了用于加氢脱氯包含沉积在载体上的铜金属的氯氟代烯烃的催化剂组合物。
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