DE602007013388D1 - Verbessertes verfahren zur reinigung von wasserfreiem chlorwasserstoffgas - Google Patents

Verbessertes verfahren zur reinigung von wasserfreiem chlorwasserstoffgas

Info

Publication number
DE602007013388D1
DE602007013388D1 DE602007013388T DE602007013388T DE602007013388D1 DE 602007013388 D1 DE602007013388 D1 DE 602007013388D1 DE 602007013388 T DE602007013388 T DE 602007013388T DE 602007013388 T DE602007013388 T DE 602007013388T DE 602007013388 D1 DE602007013388 D1 DE 602007013388D1
Authority
DE
Germany
Prior art keywords
hydrogen chloride
hydrogen gas
improved method
cleaning water
free chlorine
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.)
Active
Application number
DE602007013388T
Other languages
German (de)
English (en)
Inventor
Eric F Boonstra
John M Teepe
Renae M Vandekemp
Anke Hielscher
Kaspar Hallenberger
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.)
Covestro Deutschland AG
Covestro LLC
Original Assignee
Bayer MaterialScience AG
Bayer MaterialScience LLC
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 Bayer MaterialScience AG, Bayer MaterialScience LLC filed Critical Bayer MaterialScience AG
Publication of DE602007013388D1 publication Critical patent/DE602007013388D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • C01B7/01—Chlorine; Hydrogen chloride
    • 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
    • C01B7/01—Chlorine; Hydrogen chloride
    • C01B7/07—Purification ; Separation
    • C01B7/0706—Purification ; Separation of hydrogen chloride
    • C01B7/0712—Purification ; Separation of hydrogen chloride by distillation
    • 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
    • C01B7/01—Chlorine; Hydrogen chloride
    • C01B7/07—Purification ; Separation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Detergent Compositions (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Catalysts (AREA)
DE602007013388T 2006-05-12 2007-04-30 Verbessertes verfahren zur reinigung von wasserfreiem chlorwasserstoffgas Active DE602007013388D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/433,809 US20070261437A1 (en) 2006-05-12 2006-05-12 Enhanced process for the purification of anhydrous hydrogen chloride gas
PCT/EP2007/003813 WO2007131623A2 (en) 2006-05-12 2007-04-30 Enhanced process for the purification of anyhydrous hydrogen chloride gas

Publications (1)

Publication Number Publication Date
DE602007013388D1 true DE602007013388D1 (de) 2011-05-05

Family

ID=38683841

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007013388T Active DE602007013388D1 (de) 2006-05-12 2007-04-30 Verbessertes verfahren zur reinigung von wasserfreiem chlorwasserstoffgas

Country Status (13)

Country Link
US (1) US20070261437A1 (https=)
EP (1) EP2021275B1 (https=)
JP (1) JP5303453B2 (https=)
KR (1) KR101332914B1 (https=)
CN (1) CN101448738B (https=)
AT (1) ATE502898T1 (https=)
DE (1) DE602007013388D1 (https=)
ES (1) ES2362019T3 (https=)
PL (1) PL2021275T3 (https=)
PT (1) PT2021275E (https=)
RU (1) RU2438970C2 (https=)
TW (1) TWI387558B (https=)
WO (1) WO2007131623A2 (https=)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007016973A1 (de) * 2007-04-10 2008-10-16 Bayer Materialscience Ag Regenerativer Adsorptionsprozess zur Entfernung organischer Komponenten aus einem Gasstrom
DE102007020144A1 (de) * 2007-04-26 2008-10-30 Bayer Materialscience Ag Kondensations-Adsorptionsprozess zur Entfernung organischer Komponenten aus einem Chlorwasserstoff enthaltenden Gasstrom
BR112012002910A2 (pt) * 2009-08-11 2016-04-05 Basf Se processo para preparar os diisocianatos através da fosgenação em fase gasosa
CN101817506B (zh) * 2010-03-22 2011-07-20 临沭县华盛化工有限公司 原甲酸三乙酯生产中所用氯化氢气体的纯化方法
EP2559659A1 (en) * 2011-08-19 2013-02-20 Huntsman International Llc A process for separating hydrogen chloride gas out of a mixture of hydrogen chloride and phosgene
EP2559658A1 (en) * 2011-08-19 2013-02-20 Huntsman International LLC A process to separate phosgene and hydrogen chloride from a fluid stream comprising phosgene and hydrogen chloride
MY156181A (en) * 2011-10-11 2016-01-15 Hong In Chemical Co Ltd Method and system for producing high-purity hydrogen chloride
PT2912010T (pt) * 2012-10-24 2017-03-02 Basf Se Processo para a produção de isocianatos por meio da fosgenação de aminas na fase líquida
JPWO2014185499A1 (ja) * 2013-05-15 2017-02-23 旭硝子株式会社 塩化水素の精製方法
KR101470311B1 (ko) * 2013-07-24 2014-12-08 코아텍주식회사 공업용 암모니아 정제장치
PT2949622T (pt) * 2014-05-27 2022-05-02 Covestro Intellectual Property Gmbh & Co Kg Processo para processar cloreto de hidrogénio a partir da produção de isocianatos
HUE048607T2 (hu) 2015-03-12 2020-08-28 Basf Se Eljárás foszgént és sósavat tartalmazó anyagáram szétválasztására
KR102548305B1 (ko) * 2015-06-29 2023-06-28 코베스트로 도이칠란트 아게 화학 반응을 위한 염화수소를 제공하는 방법
WO2017026260A1 (ja) * 2015-08-10 2017-02-16 昭和電工株式会社 塩化水素の製造方法
CN108348889B (zh) 2015-09-24 2020-09-15 科思创德国股份有限公司 制备异氰酸酯的方法
WO2017055311A1 (de) 2015-09-30 2017-04-06 Covestro Deutschland Ag Verfahren zur herstellung von isocyanaten
CN107556215B (zh) * 2016-06-30 2022-04-19 科思创德国股份有限公司 从氯化氢液体混合物中分离和处理杂质的方法和系统
US10364214B1 (en) 2016-09-01 2019-07-30 Covestro Deutschland Ag Method for producing isocyanates
EP3649179B1 (de) 2017-07-03 2021-08-11 Covestro Intellectual Property GmbH & Co. KG Produktionsanlage zur herstellung eines chemischen produkts durch umsetzung h-funktioneller reaktanten mit phosgen und verfahren zum betreiben derselben
CN109110732A (zh) * 2018-09-11 2019-01-01 安徽东至广信农化有限公司 氯化苯生产工艺中用于降低副产物盐酸中有害物质的方法
DE102019204498A1 (de) * 2019-03-29 2020-10-01 Sgl Carbon Se HCl-Rückgewinnungseinheit
CN210683206U (zh) * 2019-07-04 2020-06-05 南通星球石墨设备有限公司 一种废酸处理系统
KR102666415B1 (ko) * 2020-12-14 2024-05-17 한화솔루션 주식회사 염소화 반응의 HCl 제거방법
KR102839458B1 (ko) * 2020-12-30 2025-07-25 한화솔루션 주식회사 이소시아네이트 화합물의 제조 방법

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2805933C2 (de) * 1978-02-13 1980-04-30 Chemische Werke Huels Ag, 4370 Marl Verfahren zur Abspaltung von Chlorwasserstoff aus Lösungen von Aminhydrochloriden
PL138938B1 (en) * 1983-05-18 1986-11-29 * Instytut Ciezkiej Syntezy Organicznej Blachownia Method of isolating hydrogenchloride from post-reaction mixture originated in the process of propylene to allyl chloride chlorination
DE3508371A1 (de) * 1985-03-08 1986-09-11 Wacker Chemie Gmbh Verfahren zur nachreinigung von chlorwasserstoff aus einer 1,2-dichlorethan-pyrolyse
JPH0742085B2 (ja) * 1986-08-20 1995-05-10 ダイセル化学工業株式会社 塩化水素ガスの精製方法
DE3816783A1 (de) * 1988-05-17 1989-11-30 Wacker Chemie Gmbh Verfahren zur reinigung von rohem, gasfoermigem chlorwasserstoff
DE3832804A1 (de) * 1988-09-28 1990-03-29 Hoechst Ag Verfahren zur herstellung von aox-armer, chlorfreier salzsaeure
US5799507A (en) * 1996-10-25 1998-09-01 Elcor Corporation Hydrocarbon gas processing
US6896865B2 (en) * 2000-04-28 2005-05-24 Tosoh Corporation Method for recovering hydrogen chloride from chlorine based waste and use of recovered hydrogen chloride
US6719957B2 (en) * 2002-04-17 2004-04-13 Bayer Corporation Process for purification of anhydrous hydrogen chloride gas
DE10260084A1 (de) * 2002-12-19 2004-07-01 Basf Ag Auftrennung eines Stoffgemisches aus Clorwasserstoff und Phosgen
JP2006290757A (ja) * 2005-04-07 2006-10-26 Sumitomo Chemical Co Ltd 芳香族化合物の分離・回収方法
JP2006290649A (ja) * 2005-04-07 2006-10-26 Sumitomo Chemical Co Ltd 塩化水素の分離・回収方法

Also Published As

Publication number Publication date
JP5303453B2 (ja) 2013-10-02
PL2021275T3 (pl) 2011-09-30
TW200815285A (en) 2008-04-01
ES2362019T3 (es) 2011-06-27
ATE502898T1 (de) 2011-04-15
EP2021275B1 (en) 2011-03-23
TWI387558B (zh) 2013-03-01
CN101448738A (zh) 2009-06-03
KR101332914B1 (ko) 2013-11-26
KR20090009239A (ko) 2009-01-22
WO2007131623A3 (en) 2008-06-19
JP2009536913A (ja) 2009-10-22
RU2008148885A (ru) 2010-06-20
WO2007131623A2 (en) 2007-11-22
RU2438970C2 (ru) 2012-01-10
CN101448738B (zh) 2013-03-27
US20070261437A1 (en) 2007-11-15
EP2021275A2 (en) 2009-02-11
PT2021275E (pt) 2011-06-01

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