AR075100A1 - PROCESS TO SEPARATE HYDROGEN CYANIDE FROM ETANODINITRILE - Google Patents

PROCESS TO SEPARATE HYDROGEN CYANIDE FROM ETANODINITRILE

Info

Publication number
AR075100A1
AR075100A1 ARP090104489A AR075100A1 AR 075100 A1 AR075100 A1 AR 075100A1 AR P090104489 A ARP090104489 A AR P090104489A AR 075100 A1 AR075100 A1 AR 075100A1
Authority
AR
Argentina
Prior art keywords
glycol
hydrogen cyanide
diesters
monoethers
etanodinitrile
Prior art date
Application number
Other languages
Spanish (es)
Inventor
Wolfgang Wenger
Andreas Breuer
Ellen Klegraf
Original Assignee
Lonza Ag
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 Lonza Ag filed Critical Lonza Ag
Publication of AR075100A1 publication Critical patent/AR075100A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00—Cyanogen; Compounds thereof
    • C01C3/003—Cyanogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/02—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
    • C07C255/04—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton containing two cyano groups bound to the carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Gas Separation By Absorption (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Proceso para separar del etanodinitrilo el cianuro de hidrogeno mezclado, caracterizado porque el etanodinitrilo gaseoso que contiene cianuro de hidrogeno se pone en contacto con un absorbente. Reivindicacion 4: Proceso de acuerdo con la reivindicacion 1, caracterizado porque comprende el absorbente es un líquido en el cual se disuelve el cianuro de hidrogeno. Reivindicacion 5: Proceso de acuerdo con la reivindicacion 1, caracterizado porque el líquido se selecciona entre el grupo que consiste en anhídrido acético, agua, monoéteres de etilenglicol, diéteres de etilenglicol, monoéteres de propilenglicol, diéteres de propilenglicol, monoéteres de butilenglicol, diéteres de butilenglicol, monoéteres de dietilenglicol, diéteres de dietilenglicol, monoéteres de trietilenglicol, diéteres de trietilenglicol, y mezclas de los éteres de glicol mencionados anteriormente.Process for separating the mixed hydrogen cyanide from ethanedinitrile, characterized in that the gaseous ethanedinitrile containing hydrogen cyanide is contacted with an absorbent. Claim 4: Process according to claim 1, characterized in that it comprises the absorbent is a liquid in which hydrogen cyanide dissolves. Claim 5: Process according to claim 1, characterized in that the liquid is selected from the group consisting of acetic anhydride, water, ethylene glycol monoethers, ethylene glycol diesters, propylene glycol monoethers, propylene glycol diesters, butylene glycol monoethers, diesters of butylene glycol, diethylene glycol monoethers, diethylene glycol diesters, triethylene glycol monoethers, triethylene glycol diesters, and mixtures of the glycol ethers mentioned above.

ARP090104489 2008-11-20 2009-11-20 PROCESS TO SEPARATE HYDROGEN CYANIDE FROM ETANODINITRILE AR075100A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH18132008A CH699928A2 (en) 2008-11-20 2008-11-20 A process for removing hydrogen cyanide from Ethandinitril.

Publications (1)

Publication Number Publication Date
AR075100A1 true AR075100A1 (en) 2011-03-09

Family

ID=41081770

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP090104489 AR075100A1 (en) 2008-11-20 2009-11-20 PROCESS TO SEPARATE HYDROGEN CYANIDE FROM ETANODINITRILE

Country Status (4)

Country Link
AR (1) AR075100A1 (en)
CH (1) CH699928A2 (en)
TW (1) TW201020213A (en)
WO (1) WO2010057544A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012004113A1 (en) 2012-03-01 2013-09-05 Linde Aktiengesellschaft Process for filling liquid ethanedinitrile and filling device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1079612B (en) * 1959-01-24 1960-04-14 Roehm & Haas Gmbh Manufacture of dicyan
DE1197860B (en) * 1960-10-29 1965-08-05 Roehm & Haas Gmbh Process for the production of dicyan
IT1046519B (en) * 1974-11-08 1980-07-31 Vetrocoke Cokapuania Spa Removing impurities from gas streams - with two-column absorption appts to improve energy consumption
JPS546889A (en) * 1977-06-20 1979-01-19 Mitsubishi Heavy Ind Ltd Absorbing solution for hydrogen cyanide in exhaust gas
EP0757969B1 (en) * 1995-08-08 2000-03-29 Exxon Research And Engineering Company Process for removing hydrogen cyanide from synthesis gas

Also Published As

Publication number Publication date
CH699928A2 (en) 2010-05-31
WO2010057544A1 (en) 2010-05-27
TW201020213A (en) 2010-06-01

Similar Documents

Publication Publication Date Title
AR110056A2 (en) MODULATION OF CHEMIOSENSORY AND LIGAND RECEIVERS RELATED TO THEMSELVES
IN2012DN00306A (en)
CR10378A (en) BIOFUEL ADDITIVE AND METHOD TO PRODUCE A BIOFUEL
CL2010000350A1 (en) Process for the preparation of boric esters in a solvent of low miscibility in water. (divisional sun. n ° 734-05).
PE20121040A1 (en) ABSORBENT FOR SELECTIVE ELIMINATION OF HYDROGEN SULFIDE FROM FLUID FLOWS
CO6430468A2 (en) ANTI-FCRH5 AND IMMUNOCATE PLAYING ANTIBODIES AND METHODS OF USE
EA201491941A1 (en) METHOD OF SELECTIVE REMOVAL OF HYDROGEN SULFIDE FROM GAS MIXTURES AND APPLICATION OF THIOALKANOL FOR SELECTIVE REMOVAL OF HYDROGEN SULFIDE
PE20211094A1 (en) TRIAZOLOPYRIDINES AND TRIAZOLOPYRAZINE COMPOUNDS, C-MET INHIBITORS AND COMPOSITIONS THEREOF
EA201401226A1 (en) METHOD OF ABSORPTION OF COZ OF GAS MIXTURE
EA201270308A1 (en) Conjugates of pyrrolo [1,4] benzodiazepine dimers as an anti-cancer agent
CO6491097A2 (en) WATER TREATMENT SYSTEM OF LOW CONCENTRATION AND PROCESS.
NZ600289A (en) Composition suitable for production of foam extinguishants
AR068713A1 (en) USE OF COMPOSITIONS THAT CONTAIN IF FOR EQUIPMENT
AR092500A1 (en) COLON CLEANING SOLUTION
AR053071A1 (en) NICE FLAVORABLE SWEETENER, LOW CALORIES, WITH BETTER EDULCORANT POWER
NZ595785A (en) Improvements in and relating to colon cleansing compositions
EA201691102A1 (en) METHOD FOR REMOVING SOIS OF GAS WITH THE HELP OF A POLYOE COMPLEX SOLUTION
CL2012001751A1 (en) Method to remove metals, including calcium, from crude oil or mixtures thereof, and simultaneously avoid and remove the formation of insoluble impurities at the organic-aqueous interface in a crude oil, due to the reaction between calcium naphthenate and a compound of sulfur, in the presence of water, by contact with glyoxylic acid; and use of glyoxylic acid.
RU2008136191A (en) TREATMENT OF BLADDER CANCER USING EO9 AND PROPYLENGLYCOL
MY156958A (en) Dewatering agent, pre-rinsing agent, dewatering method and dewatering apparatus
PE20140371A1 (en) USE OF AT LEAST ONE CO-PRODUCT OF THE VEGETABLE OIL REFINING INDUSTRY TO OBTAIN A TOTAL PURIFIED PRODUCT OF UNSAPPONABLE VEGETABLE OIL
AR075100A1 (en) PROCESS TO SEPARATE HYDROGEN CYANIDE FROM ETANODINITRILE
AR094321A1 (en) BIODEGRADABLE ADDITIVE CONCENTRATE THAT IMPROVES WATER-BASED MUD LUBRICITY, SAME USE, AND WATER-BASED MUD FOR DRILLING
CL2015000957A1 (en) Methods to reduce encrustant formation
MX2020010152A (en) Green coalescent agent composition containing mixtures of monoesters and diesters.

Legal Events

Date Code Title Description
FB Suspension of granting procedure