CN103813979A - 制造高浓度hf水溶液的方法 - Google Patents

制造高浓度hf水溶液的方法 Download PDF

Info

Publication number
CN103813979A
CN103813979A CN201280046420.2A CN201280046420A CN103813979A CN 103813979 A CN103813979 A CN 103813979A CN 201280046420 A CN201280046420 A CN 201280046420A CN 103813979 A CN103813979 A CN 103813979A
Authority
CN
China
Prior art keywords
solution
organic
process flow
aqueous
ppm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201280046420.2A
Other languages
English (en)
Chinese (zh)
Inventor
赵宇安
R.D.霍尔瓦特
S.A.科特雷尔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell International Inc
Original Assignee
Honeywell International Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honeywell International Inc filed Critical Honeywell International Inc
Priority to CN201810155052.4A priority Critical patent/CN108358169A/zh
Publication of CN103813979A publication Critical patent/CN103813979A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C01B7/195—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Gas Separation By Absorption (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
CN201280046420.2A 2011-09-26 2012-09-20 制造高浓度hf水溶液的方法 Pending CN103813979A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810155052.4A CN108358169A (zh) 2011-09-26 2012-09-20 制造高浓度hf水溶液的方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/245,394 2011-09-26
US13/245,394 US9309116B2 (en) 2011-09-26 2011-09-26 Method for producing high concentration aqueous HF solutions
PCT/US2012/056269 WO2013048859A2 (en) 2011-09-26 2012-09-20 Method for producing high concentration aqueous hf solutions

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201810155052.4A Division CN108358169A (zh) 2011-09-26 2012-09-20 制造高浓度hf水溶液的方法

Publications (1)

Publication Number Publication Date
CN103813979A true CN103813979A (zh) 2014-05-21

Family

ID=47911510

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201280046420.2A Pending CN103813979A (zh) 2011-09-26 2012-09-20 制造高浓度hf水溶液的方法
CN201810155052.4A Pending CN108358169A (zh) 2011-09-26 2012-09-20 制造高浓度hf水溶液的方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201810155052.4A Pending CN108358169A (zh) 2011-09-26 2012-09-20 制造高浓度hf水溶液的方法

Country Status (7)

Country Link
US (1) US9309116B2 (enExample)
EP (1) EP2760784A4 (enExample)
JP (2) JP6193864B2 (enExample)
CN (2) CN103813979A (enExample)
IN (1) IN2014DN01814A (enExample)
MX (1) MX341931B (enExample)
WO (1) WO2013048859A2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107388276A (zh) * 2016-05-14 2017-11-24 江西理文化工有限公司 一种余热回收及利用方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1083037A (zh) * 1992-08-20 1994-03-02 昭和电工株式会社 1，1，1，2-四氟乙烷的纯化方法
US5895639A (en) * 1996-07-03 1999-04-20 Alliedsignal Inc. Separation of hydrogen fluoride from a fluorocarbon/hydrogen fluoride azeotropic mixture by sulfuric acid
CN101300215A (zh) * 2005-11-01 2008-11-05 纳幕尔杜邦公司 含有1,1,1,2,3-五氟丙烯和氟化氢的共沸组合物及其用途

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB949194A (en) 1960-11-10 1964-02-12 Atomic Energy Authority Uk Improvements in or relating to the recovery of hydrogen fluoride
DE1567494B2 (de) 1962-08-16 1972-02-24 Farbwerke Höchst AG, vormals Meister Lucius & Brüning, 6000 Frankfurt Verfahren zur gewinnung bzw entfernung von fluorwasserstoff ausgasmischungen
US3873629A (en) 1974-01-23 1975-03-25 Du Pont Separation of chlorodifluoromethane and hydrogen
US4147756A (en) 1976-04-09 1979-04-03 Envirotech Corporation Combustion gas scrubbing system
DE3362972D1 (en) * 1982-06-08 1986-05-22 Pennwalt Corp Anhydrous phase separation for recovering hydrogen fluoride from a fluorination reaction
IL86015A0 (en) 1987-04-10 1988-09-30 Int Minerals & Chem Corp Method of recovering ammonia and hydrogen fluoride from ammonium fluoride solutions
US4806233A (en) 1987-08-28 1989-02-21 Uop Inc. Method of separating a hot hydrocarbonaceous stream
US5900044A (en) 1987-09-11 1999-05-04 E. I. Du Pont De Nemours And Company Organic separation from HF
JPH0532568A (ja) * 1991-07-31 1993-02-09 Daikin Ind Ltd フツ化水素とジクロロフルオロメタンの混合物からフツ化水素を除去する方法
US5196616A (en) * 1991-10-18 1993-03-23 E. I. Du Pont De Nemours And Company Process for separating and recovering fluorocarbons and hydrogen fluoride from mixtures thereof
JP3171685B2 (ja) * 1992-02-04 2001-05-28 昭和電工株式会社 １，１，１，２テトラフルオロエタンの精製法
US5437848A (en) * 1992-07-10 1995-08-01 Cabot Corporation Recovery of metal values from process residues
JPH06107570A (ja) * 1992-09-28 1994-04-19 Showa Denko Kk １，１，１，２−テトラフルオロエタンの精製法
US5405590A (en) 1993-02-05 1995-04-11 Pedro Buarque de Macedo Off-gas scrubber system
ES2155201T3 (es) 1995-10-10 2001-05-01 Ici Plc Procedimiento para la recuperacion de fluoruro de hidrogeno.
US5632966A (en) * 1996-03-07 1997-05-27 Alliedsignal Inc. Process for hydrogen fluoride separation
GB9707176D0 (en) * 1997-04-09 1997-05-28 Ici Plc Hydrogen fluoride recovery process
US6759018B1 (en) 1997-05-16 2004-07-06 Advanced Technology Materials, Inc. Method for point-of-use treatment of effluent gas streams
DE69911186T2 (de) * 1998-04-03 2004-07-15 E.I. Du Pont De Nemours And Co., Wilmington Verfahren zur reinigung und verwendung von 2-chloro-1,1,1,2,3,3,3-heptafluorpropan und ihre azeotrope mit hf
CN101541715B (zh) * 2006-08-24 2013-09-11 纳幕尔杜邦公司 通过共沸蒸馏将氟代烯烃与氟化氢分离的方法
EP2271637A1 (en) 2008-03-27 2011-01-12 Solvay Fluor GmbH Process for the removal of hf from hf containing organic carbonates

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1083037A (zh) * 1992-08-20 1994-03-02 昭和电工株式会社 1，1，1，2-四氟乙烷的纯化方法
US5895639A (en) * 1996-07-03 1999-04-20 Alliedsignal Inc. Separation of hydrogen fluoride from a fluorocarbon/hydrogen fluoride azeotropic mixture by sulfuric acid
CN101300215A (zh) * 2005-11-01 2008-11-05 纳幕尔杜邦公司 含有1,1,1,2,3-五氟丙烯和氟化氢的共沸组合物及其用途

Also Published As

Publication number Publication date
IN2014DN01814A (enExample) 2015-05-15
JP6193864B2 (ja) 2017-09-06
WO2013048859A3 (en) 2013-06-27
EP2760784A4 (en) 2015-07-08
US20130078180A1 (en) 2013-03-28
MX341931B (es) 2016-09-08
EP2760784A2 (en) 2014-08-06
MX2014003393A (es) 2014-07-09
JP2018012640A (ja) 2018-01-25
JP6415656B2 (ja) 2018-10-31
CN108358169A (zh) 2018-08-03
US9309116B2 (en) 2016-04-12
WO2013048859A2 (en) 2013-04-04
JP2014531392A (ja) 2014-11-27

Similar Documents

Publication Publication Date Title
CN103508419B (zh) 氯化氢精制工艺
CN104755417B (zh) 用于浓缩卤化氢水性溶液的方法
CN105228976A (zh) 在氟代烃生产中抑制3，3，3-三氟丙炔形成的方法
JP2009536913A5 (enExample)
KR100866452B1 (ko) 메탄올 회수 방법
JP2022110129A (ja) ＨＣＦＯ－１２３３ｚｄを乾燥する方法
JP2001139305A (ja) 塩化水素と水の分離回収方法
CN107438475A (zh) 从吸收剂中能量有效回收二氧化碳的方法和适于运行该方法的设备
BR9913891B1 (pt) processo para a purificação de monoetileno glicol a partir do produto de hidrólise do óxido de etileno.
MX2007013928A (es) Nueva configuracion de agotamiento para la elaboracion de oxido de etileno.
BR9913889B1 (pt) processo para a recuperação por destilação de monoetileno glicol de alta pureza.
US11286223B2 (en) Method to purify a crude stream containing hydrochlorofluoroolefin
CN103813979A (zh) 制造高浓度hf水溶液的方法
US8481783B2 (en) Process of separation of glyoxylic acid from an aqueous reaction medium containing glyoxylic acid and hydrochloric acid
US9926244B2 (en) Process for drying HCFO-1233zd
CN107382662A (zh) 一种二氟甲烷干法生产的方法
CN101084176B (zh) 回收甲醇的方法
CN101257964B (zh) 同位素浓缩方法
JP7334082B2 (ja) アクロレインの精製方法
BR112020009352B1 (pt) Processo para a recuperação de etilenoglicol
TW200427629A (en) Distillation process for reducing the concentration of dinitrogen difluoride and dinitrogen tetrafluoride in nitrogen trifluoride
JPS63135342A (ja) エタノ−ル又はメタノ−ル液の精製方法
JP4459202B2 (ja) 同位体濃縮方法
US20060133984A1 (en) Process
BR112021008031B1 (pt) Método para a remoção de um ácido, selecionado do grupo que consiste em hcl, hf e misturas do mesmo

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20140521