PT97060A - Processo colorimetrico para a determinacao e regulacao do teor em peracido numa solucao, em presenca de peroxido de hidrogenio - Google Patents

Processo colorimetrico para a determinacao e regulacao do teor em peracido numa solucao, em presenca de peroxido de hidrogenio

Info

Publication number
PT97060A
PT97060A PT97060A PT9706091A PT97060A PT 97060 A PT97060 A PT 97060A PT 97060 A PT97060 A PT 97060A PT 9706091 A PT9706091 A PT 9706091A PT 97060 A PT97060 A PT 97060A
Authority
PT
Portugal
Prior art keywords
pump
solution
hydrogen peroxide
peracid
measuring
Prior art date
Application number
PT97060A
Other languages
English (en)
Other versions
PT97060B (pt
Inventor
De La Varende Jean Mallard
Pascal Crisinel
Original Assignee
Air Liquide
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9394806&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT97060(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Air Liquide filed Critical Air Liquide
Publication of PT97060A publication Critical patent/PT97060A/pt
Publication of PT97060B publication Critical patent/PT97060B/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Disinfection or sterilisation of materials or objects, in general; Accessories therefor
    • A61L2/16—Disinfection or sterilisation of materials or objects, in general; Accessories therefor using chemical substances
    • A61L2/18—Liquid substances
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/12—Condition responsive control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/20—Oxygen containing
    • Y10T436/200833—Carbonyl, ether, aldehyde or ketone containing
    • Y10T436/201666—Carboxylic acid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/20—Oxygen containing
    • Y10T436/206664—Ozone or peroxide

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
PT97060A 1990-03-16 1991-03-15 Processo colorimetrico para a determinacao e regulacao do teor em peracido numa solucao, em presenca de peroxido de hidrogenio PT97060B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9003374A FR2659738B1 (fr) 1990-03-16 1990-03-16 Procedes colorimetriques de determination et de regulation de la teneur en peracide dans une solution, en presence de peroxyde d'hydrogene.

Publications (2)

Publication Number Publication Date
PT97060A true PT97060A (pt) 1993-05-31
PT97060B PT97060B (pt) 1998-07-31

Family

ID=9394806

Family Applications (1)

Application Number Title Priority Date Filing Date
PT97060A PT97060B (pt) 1990-03-16 1991-03-15 Processo colorimetrico para a determinacao e regulacao do teor em peracido numa solucao, em presenca de peroxido de hidrogenio

Country Status (11)

Country Link
US (2) US5438002A (pt)
EP (1) EP0472713B2 (pt)
AT (1) ATE157167T1 (pt)
CA (1) CA2058292A1 (pt)
DE (1) DE69127327T3 (pt)
DK (1) DK0472713T3 (pt)
ES (1) ES2106777T3 (pt)
FR (1) FR2659738B1 (pt)
GR (1) GR3024883T3 (pt)
PT (1) PT97060B (pt)
WO (1) WO1991014172A1 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2659738B1 (fr) * 1990-03-16 1993-12-03 Air Liquide Procedes colorimetriques de determination et de regulation de la teneur en peracide dans une solution, en presence de peroxyde d'hydrogene.
FR2704726B1 (fr) * 1993-05-05 1995-06-16 Chemoxal Sa Composition aqueuse comportant un péroxyacide organique et ses utilisations comme agents désinfections.
US5712168A (en) * 1995-02-03 1998-01-27 Imec Method for evaluating, monitoring or controlling the efficiency, stability, or exhaustion of a complexing or chelating agent present in a chemical solution used for oxidizing, dissolving, etching or stripping a semiconductor wafer
UA75374C2 (uk) * 2000-10-11 2006-04-17 Сінгента Партісіпейшнс Аг Спосіб одержання тіофенолів
US6940073B1 (en) 2002-11-08 2005-09-06 Georgia Tech Research Corporation Method for determining the concentration of hydrogen peroxide in a process stream and a spectrophotometric system for the same
EP1859873A1 (en) * 2006-05-22 2007-11-28 JohnsonDiversey, Inc. Method and apparatus for washing a glass container
BRPI0721417A2 (pt) * 2007-04-12 2013-01-01 Bioxal composição de limpeza, descalcificante e desinfetante para os geradores de diálise
WO2008133321A1 (ja) * 2007-04-25 2008-11-06 Saraya Co., Ltd. 過カルボン酸濃度測定方法およびその装置
US8119412B2 (en) * 2007-06-05 2012-02-21 Ecolab Usa Inc. Kinetic determination of peracid and/or peroxide concentrations
US8076154B2 (en) * 2007-06-05 2011-12-13 Ecolab Usa Inc. Method of calibration for nonlinear optical sensor
US8071390B2 (en) * 2007-06-05 2011-12-06 Ecolab Usa Inc. Temperature stabilized optical cell and method
US8748191B2 (en) 2010-08-02 2014-06-10 Ecolab Usa Inc. Stop-flow analytical systems and methods
US10837949B1 (en) * 2012-03-22 2020-11-17 Piers Richard Warburton Peracetic acid sensor with filter to remove hydrogen peroxide
US10702619B2 (en) 2016-05-18 2020-07-07 Asp Global Manufacturing Gmbh Apparatus and method to measure concentration of disinfectant in medical device reprocessing system
US10478055B2 (en) * 2016-08-31 2019-11-19 Asp Global Manufacturing Gmbh Multi-port cap for reagent container
WO2019204182A1 (en) 2018-04-19 2019-10-24 Chemtreat, Inc. Methods and systems for monitoring peroxyacid content in a fluid
WO2022026844A1 (en) 2020-07-31 2022-02-03 Ecolab Usa Inc. Large dynamic range kinetic monitor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3485588A (en) * 1966-04-22 1969-12-23 Celanese Corp Method for continuous peracetic acid analysis
US4391775A (en) * 1980-10-23 1983-07-05 Wisconsin Alumni Research Foundation Method of and system for determining particular species of chlorine in a water sample
US4391755A (en) * 1982-01-18 1983-07-05 E. R. Squibb & Sons, Inc. Steroid monohydrates, formulations containing same and method
GB8401630D0 (en) * 1984-01-21 1984-02-22 Interox Chemicals Ltd Analysing and control
FR2595837B1 (fr) * 1986-03-17 1988-07-15 Henkel France Dispositif de regulation de la concentration d'une solution oxydante par mesure du potentiel redox de cette solution
DE3743224A1 (de) * 1987-12-19 1989-06-29 Merck Patent Gmbh Verfahren und reagenz zur bestimmung von persaeuren
FR2659738B1 (fr) * 1990-03-16 1993-12-03 Air Liquide Procedes colorimetriques de determination et de regulation de la teneur en peracide dans une solution, en presence de peroxyde d'hydrogene.

Also Published As

Publication number Publication date
DE69127327T3 (de) 2004-04-01
EP0472713B1 (fr) 1997-08-20
FR2659738B1 (fr) 1993-12-03
GR3024883T3 (en) 1998-01-30
DK0472713T3 (da) 1998-03-09
EP0472713A1 (fr) 1992-03-04
EP0472713B2 (fr) 2003-05-02
CA2058292A1 (fr) 1991-09-17
FR2659738A1 (fr) 1991-09-20
DE69127327D1 (de) 1997-09-25
WO1991014172A1 (fr) 1991-09-19
US5756358A (en) 1998-05-26
US5438002A (en) 1995-08-01
ES2106777T3 (es) 1997-11-16
PT97060B (pt) 1998-07-31
DE69127327T2 (de) 1998-01-15
ATE157167T1 (de) 1997-09-15

Similar Documents

Publication Publication Date Title
PT97060A (pt) Processo colorimetrico para a determinacao e regulacao do teor em peracido numa solucao, em presenca de peroxido de hidrogenio
ATE167698T1 (de) Verwendung wässriger weichspülmittel für die behandlung von textilien
KR920022070A (ko) 산 세척액의 pH값 조절방법
WO1999046201A3 (en) Method and apparatus for preparation and use of ozone water
US3939072A (en) Apparatus for generating an oxidizing reagent for the treatment of polluted water
GB1488193A (en) Automatic replenishment method and apparatus for photographic processes
US1944803A (en) Water treatment
SE8403553D0 (sv) Forfarande och apparatur for tvagning av cellulosamassa
JP2836838B2 (ja) 酸化剤又は還元剤の添加量の制御方法
IL45834A (en) Device for the treatment of water
FR2595837B1 (fr) Dispositif de regulation de la concentration d'une solution oxydante par mesure du potentiel redox de cette solution
US5239328A (en) Machine for developing photographic material
US4352374A (en) Apparatus for diluting a concentrated solution
KR870008611A (ko) 약액 처리장치
ATE24745T1 (de) Hypochlorit-behandlung von chemischen papierpulpen.
ATE96913T1 (de) Verfahren und geraet zum bleichen von textilnetzen.
KR940016377A (ko) 브라운관 스크린공정용 불산 자동공급장치
EP0511288B1 (en) Thiosulphate fixing solutions
FI982822A0 (fi) Lyhyen kierron prosessijärjestely
MA23997A1 (fr) Machine de traitement, notamment textile, comprenant une cuve amovible et une borne technique fixe
JPS55154452A (en) Concentration controlling method of halogen acid salt
KR870001704B1 (ko) 가성소오다 수용액농도의 자동조액장치
Fleet et al. A fully automated procedure for the determination of sodium hypochlorite and hydrogen peroxide, based on the use of a porous catalytic silver electrode
EP0725273A2 (en) Method and system for continuously monitoring and controlling a process stream for dechlorination residual
SU516770A1 (ru) Устройство дл автоматического управлени ступенью обработки целлюлозы щелочью

Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19930112

FG3A Patent granted, date of granting

Effective date: 19980414

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19991031