WO2009056483A3 - Procédé de préparation de chlorocyanure - Google Patents

Procédé de préparation de chlorocyanure Download PDF

Info

Publication number
WO2009056483A3
WO2009056483A3 PCT/EP2008/064367 EP2008064367W WO2009056483A3 WO 2009056483 A3 WO2009056483 A3 WO 2009056483A3 EP 2008064367 W EP2008064367 W EP 2008064367W WO 2009056483 A3 WO2009056483 A3 WO 2009056483A3
Authority
WO
WIPO (PCT)
Prior art keywords
chlorocyan
preparing
chlorine
reacted
aqueous solution
Prior art date
Application number
PCT/EP2008/064367
Other languages
English (en)
Other versions
WO2009056483A2 (fr
Inventor
Helmut Tautz
Wolfram Blumberg
Original Assignee
Evonik Degussa Gmbh
Helmut Tautz
Wolfram Blumberg
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 Evonik Degussa Gmbh, Helmut Tautz, Wolfram Blumberg filed Critical Evonik Degussa Gmbh
Publication of WO2009056483A2 publication Critical patent/WO2009056483A2/fr
Publication of WO2009056483A3 publication Critical patent/WO2009056483A3/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00—Cyanogen; Compounds thereof
    • C01C3/004—Halogenides of cyanogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Removal Of Specific Substances (AREA)

Abstract

La présente invention concerne un procédé continu de préparation de chlorocyanure qui est notamment adapté à l'échelle industrielle. Le procédé est réalisé à partir de cyanure de sodium que l'on fait réagir avec du chlore dans une solution aqueuse pour former du chlorocyanure.
PCT/EP2008/064367 2007-11-01 2008-10-23 Procédé de préparation de chlorocyanure WO2009056483A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007052538.0 2007-11-01
DE200710052538 DE102007052538A1 (de) 2007-11-01 2007-11-01 Verfahren zur Herstellung von Chlorcyan

Publications (2)

Publication Number Publication Date
WO2009056483A2 WO2009056483A2 (fr) 2009-05-07
WO2009056483A3 true WO2009056483A3 (fr) 2009-08-06

Family

ID=40344991

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/064367 WO2009056483A2 (fr) 2007-11-01 2008-10-23 Procédé de préparation de chlorocyanure

Country Status (3)

Country Link
CN (1) CN101423230A (fr)
DE (1) DE102007052538A1 (fr)
WO (1) WO2009056483A2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101891657B (zh) * 2010-07-15 2011-08-31 营口三征新科技化工有限公司 氯磺酰异氰酸酯的制造方法
CN104925829B (zh) * 2015-06-03 2017-03-01 营创三征(营口)精细化工有限公司 一种用于制备氯化氰的氯化反应装置及氯化反应工艺
CN106395861A (zh) * 2016-08-31 2017-02-15 河北临港化工有限公司 一种使用管式反应器生产氯化氰的方法
CN108622916A (zh) * 2018-07-04 2018-10-09 营口昌成化工科技有限公司 一种制备氯化氰的方法
CN113354178A (zh) * 2021-07-13 2021-09-07 辽宁科硕营养科技股份有限公司 一种含氰废水的处理方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB967458A (en) * 1960-11-09 1964-08-19 Gordon Owen Shipton Improved process for the preparation of cyanogen chloride
US3567406A (en) * 1967-02-17 1971-03-02 Geigy Chem Corp Method and apparatus for producing cyanogen chloride using a flooded reactor
US3755542A (en) * 1970-08-20 1973-08-28 Ciba Geigy Corp Process for the continuous production of chlorine free cyanogen chloride

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1588731A (en) * 1924-11-25 1926-06-15 American Cyanamid Co Method of preparing cyanogen chloride
DE1144247B (de) * 1960-11-21 1963-02-28 Nilok Chemicals Inc Verfahren zur kontinuierlichen Herstellung von Chlorcyan
DE2521580A1 (de) * 1975-05-15 1976-12-02 Degussa Verfahren zur herstellung von chlorcyan

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB967458A (en) * 1960-11-09 1964-08-19 Gordon Owen Shipton Improved process for the preparation of cyanogen chloride
US3567406A (en) * 1967-02-17 1971-03-02 Geigy Chem Corp Method and apparatus for producing cyanogen chloride using a flooded reactor
US3755542A (en) * 1970-08-20 1973-08-28 Ciba Geigy Corp Process for the continuous production of chlorine free cyanogen chloride

Also Published As

Publication number Publication date
WO2009056483A2 (fr) 2009-05-07
DE102007052538A1 (de) 2009-05-07
CN101423230A (zh) 2009-05-06

Similar Documents

Publication Publication Date Title
PT2583959T (pt) Processo integrado para produzir 2,3,3,3-tetrafluoropropeno
HK1211280A1 (en) Process for the praparation of 2,3,3,3-tetrafluoropropene 2333-
IL226395A0 (en) A process for producing an aqueous chlorine solution for use as a bactericide
EP2341040A4 (fr) Procédé de production du 1,3,3,3-tétrafluoropropène
EG25151A (en) Process for hydrogen production.
WO2008040969A3 (fr) Procédé
WO2009071211A8 (fr) Procédé de fabrication de diarylcarbonate
PL2438033T3 (pl) Proces wytwarzania 2,3,3,3 - tetrafluoropropenu
EG25147A (en) Process for the manufacture of 1,2-dichloroethane.
PL2292574T3 (pl) Proces wytwarzania 2,3,3,3-tetrafluoropropenu
HK1153728A1 (zh) 製備 -四氟丙烯的方法
MX300408B (es) Proceso para producir compuesto pesticidas de benzamidas.
WO2011014793A3 (fr) Procédé de préparation de fondaparinux sodique et intermédiaires utiles pour sa synthèse
IN2012DN00422A (fr)
WO2010015657A3 (fr) Nouveaux alcoxypyrazoles
MX344246B (es) Procedimiento para la preparacion de cloruros de acido 5-fluoro-1-alquil-3-fluoroalquil-1h-pirazol-4-carboxilico.
MX2009008662A (es) Metodo para la produccion de 2,3,3,3-tetrafluoropropeno.
IL217610A (en) A process for preparing 2,2-diplooroethylamine
MX2009008311A (es) Catalizadores de dmc, metodo para la produccion de los mismos y uso de los mismos.
WO2009056483A3 (fr) Procédé de préparation de chlorocyanure
EP2123639A4 (fr) Procédé de fabrication de la 2,3'-bipyridyl-6'-one
WO2007072496A3 (fr) Procede de preparation de sucralose
EG25292A (en) Process for the production of anilines.
WO2010145681A8 (fr) Procédé de préparation d'un sel trichloroammineplatinate et les produits obtenus dans ce procédé
IN2012DN02000A (fr)

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08844902

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 08844902

Country of ref document: EP

Kind code of ref document: A2