IN2014KN00767A - - Google Patents

Info

Publication number
IN2014KN00767A
IN2014KN00767A IN767KON2014A IN2014KN00767A IN 2014KN00767 A IN2014KN00767 A IN 2014KN00767A IN 767KON2014 A IN767KON2014 A IN 767KON2014A IN 2014KN00767 A IN2014KN00767 A IN 2014KN00767A
Authority
IN
India
Prior art keywords
hydrochloric acid
sodium chlorite
concentration
aqueous solution
way
Prior art date
Application number
Inventor
Gerda Grund
Hartmut Rahtz
Hermann Josef Korte
Original Assignee
Infracor Gmbh
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 Infracor Gmbh filed Critical Infracor Gmbh
Publication of IN2014KN00767A publication Critical patent/IN2014KN00767A/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B11/00Oxides or oxyacids of halogens; Salts thereof
    • C01B11/02Oxides of chlorine
    • C01B11/022Chlorine dioxide (ClO2)
    • C01B11/023Preparation from chlorites or chlorates
    • C01B11/024Preparation from chlorites or chlorates from chlorites
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/76Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Plant Pathology (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

222The invention relates to a process for the production of chlorine dioxide (CIO) from hydrochloric acid (HCl) and sodium chlorite (NaCIO) in the presence of water (HO). The invention addresses the problem of improving the method in such a way that it can be installed and implemented in a more cost effective way. The problem is solved in that the hydrochloric acid is used in an aqueous solution with a concentration of 27 to 33 wt% the sodium chlorite is used in an aqueous solution with a concentration of 22 to 27 wt% and the molar ratio of hydrochloric acid used to sodium chlorite used is between 2.14 and 4.2.
IN767KON2014 2011-10-14 2012-10-11 IN2014KN00767A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11185154.9A EP2581340B1 (en) 2011-10-14 2011-10-14 Improved method for treating water with chlorine dioxide
PCT/EP2012/070115 WO2013053789A1 (en) 2011-10-14 2012-10-11 Improved method for the treatment of water with chlorine dioxide

Publications (1)

Publication Number Publication Date
IN2014KN00767A true IN2014KN00767A (en) 2015-10-02

Family

ID=47074695

Family Applications (1)

Application Number Title Priority Date Filing Date
IN767KON2014 IN2014KN00767A (en) 2011-10-14 2012-10-11

Country Status (14)

Country Link
US (1) US9743670B2 (en)
EP (1) EP2581340B1 (en)
JP (1) JP6099653B2 (en)
BR (1) BR112014009009A2 (en)
CA (1) CA2851380A1 (en)
DK (1) DK2581340T3 (en)
ES (1) ES2624902T3 (en)
HU (1) HUE033261T2 (en)
IN (1) IN2014KN00767A (en)
PL (1) PL2581340T3 (en)
PT (1) PT2581340T (en)
SG (1) SG11201401375UA (en)
WO (1) WO2013053789A1 (en)
ZA (1) ZA201403363B (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2581340B1 (en) 2011-10-14 2017-02-22 Evonik Degussa GmbH Improved method for treating water with chlorine dioxide
US9862603B1 (en) * 2014-09-02 2018-01-09 Bio-Cide International, Inc. Device for quenching reaction at variable time points
US10850999B2 (en) * 2015-04-24 2020-12-01 Ecolab Usa Inc. Submergible biocide reactor and method
WO2016187581A1 (en) * 2015-05-20 2016-11-24 Apeel Technology, Inc. Plant extract compositions and methods of preparation thereof
WO2017048951A1 (en) 2015-09-16 2017-03-23 Apeel Technology, Inc. Precursor compounds for molecular coatings
JP6549326B2 (en) 2015-12-10 2019-07-24 アピール テクノロジー,インコーポレイテッド Plant extract composition for forming a protective coating
CN109068627B (en) 2016-01-26 2022-03-18 阿比尔技术公司 Method for preparing and preserving a sterilized product
EP3541192B1 (en) 2016-11-17 2025-06-25 Apeel Technology, Inc. Methods of preparing fatty acid esters from crosslinked polyesters
US10508031B2 (en) 2016-12-30 2019-12-17 International Dioxcide, Inc. Chlorine dioxide generation
US11535541B2 (en) 2017-02-27 2022-12-27 Ecolab Usa Inc. Method for onsite production of chlorine dioxide
TWI792727B (en) * 2017-03-24 2023-02-11 美商藝康美國公司 Low risk chlorine dioxide onsite generation system
AR111541A1 (en) * 2017-08-17 2019-07-24 Ecolab Usa Inc IN SITU GENERATION SYSTEM FOR LOW RISK CHLORINE DIOXIDE
EP3578509B1 (en) * 2018-06-08 2021-09-01 Erich Schmid Device for the continuous production of educt and by-product-free chlorine and chlorine dioxide
CN108439342A (en) * 2018-06-14 2018-08-24 四川蒙顶山化工有限公司 A method of preparing disinfection agent of chlorine dioxide
US11970393B2 (en) 2018-07-05 2024-04-30 Ecolab Usa Inc. Decomposition mediation in chlorine dioxide generation systems through sound detection and control
US12245605B2 (en) 2018-09-05 2025-03-11 Apeel Technology, Inc. Compounds and formulations for protective coatings
EP3947271A1 (en) 2019-04-02 2022-02-09 Ecolab Usa Inc. Pure chlorine dioxide generation system with reduced acid usage
DE102019117728B4 (en) 2019-07-01 2021-11-25 Prominent Gmbh Method and device for generating chlorine dioxide
CN111017880B (en) * 2019-12-18 2023-04-07 四川蒙顶山化工有限公司 Method and device for preparing liquid chlorine dioxide disinfectant
US11641865B2 (en) 2020-03-04 2023-05-09 Apeel Technology, Inc. Compounds and formulations for protective coatings
US11827591B2 (en) 2020-10-30 2023-11-28 Apeel Technology, Inc. Compositions and methods of preparation thereof
CN118159138A (en) 2021-09-08 2024-06-07 阿比尔技术公司 Compounds and formulations for protective coatings
TW202348786A (en) 2022-04-01 2023-12-16 美商藝康美國公司 Antifoulant compositions for vapor-space applications
TW202348787A (en) 2022-04-01 2023-12-16 美商藝康美國公司 Antifoulant compositions for high-severity processing of vinylic monomer streams
TW202404930A (en) 2022-04-01 2024-02-01 美商藝康美國公司 Abating unwanted emulsion polymerization during extractive distillation of conjugated diene monomers
FR3134384A1 (en) * 2022-04-07 2023-10-13 Minerve Technology Process for producing a dilute chlorine dioxide solution, water treatment process and associated devices
EP4667425A1 (en) * 2024-06-18 2025-12-24 Aqua Tech Consulting Oy Recreational water disinfecting composition and method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4292292A (en) * 1980-05-30 1981-09-29 Rio Linda Chemical Company Chlorine dioxide generation process
JPH1081503A (en) * 1996-09-04 1998-03-31 Chisso Corp Production of chlorine dioxide water and device therefor
AUPO612097A0 (en) 1997-04-10 1997-05-08 James Hardie Research Pty Limited Building products
JP2000239003A (en) * 1999-02-19 2000-09-05 Chisso Corp Method and apparatus for producing chlorine dioxide water
US7452511B2 (en) 2002-05-03 2008-11-18 Schmitz Wilfried J Reactor for production of chlorine dioxide, methods of production of same, and related systems and methods of using the reactor
DE202004005755U1 (en) 2004-04-13 2004-07-08 Schmid, Erich, Dr. Reactor producing e.g. chlorine dioxide or peracetic acid solutions for disinfection in the food industry, is located in fluid line and has outlet remote from its supply lines
DE102006060578A1 (en) * 2006-12-19 2008-06-26 Bwt Wassertechnik Gmbh Production and final dosing of chlorine dioxide in a drinking water line comprises conveying an aqueous chlorine dioxide solution into the drinking water line from a reaction container via a dosing line under the action of an overpressure
WO2009077213A1 (en) * 2007-12-19 2009-06-25 Infracor Gmbh Method for the treatment of water with chorine dioxide
ITMI20072388A1 (en) 2007-12-19 2009-06-20 Caffaro Chimica S R L EQUIPMENT AND METHOD FOR DISINFECTION OF WATER
DE102008055016A1 (en) * 2008-12-19 2010-07-01 Infracor Gmbh Process for treating water and aqueous systems in pipelines with chlorine dioxide
DE102010027840A1 (en) 2010-04-16 2011-10-20 Infracor Gmbh diving reactor
DE102010027908A1 (en) 2010-04-19 2011-10-20 Infracor Gmbh tubular reactor
EP2581340B1 (en) 2011-10-14 2017-02-22 Evonik Degussa GmbH Improved method for treating water with chlorine dioxide
US9156717B2 (en) 2012-07-20 2015-10-13 Infracor Gmbh Radial pipe reactor

Also Published As

Publication number Publication date
BR112014009009A2 (en) 2017-05-02
EP2581340B1 (en) 2017-02-22
JP6099653B2 (en) 2017-03-22
ZA201403363B (en) 2016-06-29
US9743670B2 (en) 2017-08-29
CA2851380A1 (en) 2013-04-18
ES2624902T3 (en) 2017-07-18
HUE033261T2 (en) 2017-11-28
PL2581340T3 (en) 2017-08-31
SG11201401375UA (en) 2014-09-26
EP2581340A1 (en) 2013-04-17
JP2014530169A (en) 2014-11-17
WO2013053789A1 (en) 2013-04-18
US20140302176A1 (en) 2014-10-09
DK2581340T3 (en) 2017-05-22
PT2581340T (en) 2017-04-24

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