[go: up one dir, main page]

AR104939A1 - Método oxidativo para generar dióxido de cloro - Google Patents

Método oxidativo para generar dióxido de cloro

Info

Publication number
AR104939A1
AR104939A1 ARP160101706A ARP160101706A AR104939A1 AR 104939 A1 AR104939 A1 AR 104939A1 AR P160101706 A ARP160101706 A AR P160101706A AR P160101706 A ARP160101706 A AR P160101706A AR 104939 A1 AR104939 A1 AR 104939A1
Authority
AR
Argentina
Prior art keywords
complex
chlorine dioxide
manganese ions
generate chlorine
aqueous medium
Prior art date
Application number
ARP160101706A
Other languages
English (en)
Inventor
Petronella Areke Roelofsen Yfranka
Maaijen Karin
Hage Ronald
Original Assignee
Chemsenti Ltd
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 Chemsenti Ltd filed Critical Chemsenti Ltd
Publication of AR104939A1 publication Critical patent/AR104939A1/es

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
    • A01N25/00Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/02Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
    • 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
    • A01N35/00Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical
    • A01N35/08Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical at least one of the bonds to hetero atoms is to nitrogen
    • A01N35/10Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical at least one of the bonds to hetero atoms is to nitrogen containing a carbon-to-nitrogen double bond
    • 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
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/90Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
    • 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
    • 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
    • A01N59/16Heavy metals; Compounds thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/18Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
    • B01J31/1805Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing nitrogen
    • B01J31/181Cyclic ligands, including e.g. non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine
    • B01J31/1815Cyclic ligands, including e.g. non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine with more than one complexing nitrogen atom, e.g. bipyridyl, 2-aminopyridine
    • B01J31/182Cyclic ligands, including e.g. non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine with more than one complexing nitrogen atom, e.g. bipyridyl, 2-aminopyridine comprising aliphatic or saturated rings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/22Organic complexes
    • B01J31/2204Organic complexes the ligands containing oxygen or sulfur as complexing atoms
    • B01J31/2208Oxygen, e.g. acetylacetonates
    • B01J31/2226Anionic ligands, i.e. the overall ligand carries at least one formal negative charge
    • B01J31/2243At least one oxygen and one nitrogen atom present as complexing atoms in an at least bidentate or bridging ligand
    • 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
    • C02F1/68Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • 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
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/395Bleaching agents
    • C11D3/3951Bleaching agents combined with specific additives
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/395Bleaching agents
    • C11D3/3956Liquid compositions
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/1026Other features in bleaching processes
    • D21C9/1042Use of chelating agents
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/1078Bleaching ; Apparatus therefor with Mn-containing compounds
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/12Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/12Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/70Oxidation reactions, e.g. epoxidation, (di)hydroxylation, dehydrogenation and analogues
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/02Compositional aspects of complexes used, e.g. polynuclearity
    • B01J2531/0238Complexes comprising multidentate ligands, i.e. more than 2 ionic or coordinative bonds from the central metal to the ligand, the latter having at least two donor atoms, e.g. N, O, S, P
    • B01J2531/0241Rigid ligands, e.g. extended sp2-carbon frameworks or geminal di- or trisubstitution
    • B01J2531/0252Salen ligands or analogues, e.g. derived from ethylenediamine and salicylaldehyde
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/02Compositional aspects of complexes used, e.g. polynuclearity
    • B01J2531/0238Complexes comprising multidentate ligands, i.e. more than 2 ionic or coordinative bonds from the central metal to the ligand, the latter having at least two donor atoms, e.g. N, O, S, P
    • B01J2531/0258Flexible ligands, e.g. mainly sp3-carbon framework as exemplified by the "tedicyp" ligand, i.e. cis-cis-cis-1,2,3,4-tetrakis(diphenylphosphinomethyl)cyclopentane
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/70Complexes comprising metals of Group VII (VIIB) as the central metal
    • B01J2531/72Manganese
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/18Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
    • B01J31/1805Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing nitrogen
    • B01J31/181Cyclic ligands, including e.g. non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine
    • B01J31/1825Ligands comprising condensed ring systems, e.g. acridine, carbazole
    • B01J31/183Ligands comprising condensed ring systems, e.g. acridine, carbazole with more than one complexing nitrogen atom, e.g. phenanthroline
    • B01J31/1835Ligands comprising condensed ring systems, e.g. acridine, carbazole with more than one complexing nitrogen atom, e.g. phenanthroline comprising aliphatic or saturated rings
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/20Heavy metals or heavy metal compounds
    • C02F2101/203Iron or iron compound
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/20Heavy metals or heavy metal compounds
    • C02F2101/206Manganese or manganese compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/02Non-contaminated water, e.g. for industrial water supply
    • C02F2103/023Water in cooling circuits
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dentistry (AREA)
  • Environmental Sciences (AREA)
  • Zoology (AREA)
  • Plant Pathology (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Toxicology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Catalysts (AREA)

Abstract

Un método para generar dióxido de cloro a partir de sales de clorita en presencia de un complejo que contiene iones de manganeso, y un método para tratar un sustrato con un oxidante con contenido de cloro en presencia de un complejo con contenido de iones de manganeso y medios acuosos, kit y composiciones relacionados. Reivindicación 1: Un método para generar dióxido de cloro a partir de un producto químico con contenido de cloro, que es una sal de clorita, caracterizado porque comprende poner en contacto, en un medio acuoso, una sal de clorita y un complejo que comprende uno o más iones de manganeso y uno o más ligandos polidentados, que son quelantes capaces de quelar al menos un ión de manganeso a través de cuatro átomos de nitrógeno o bien, son ligandos de base de Schiff, con la condición de que el complejo no comprenda un ligando de porfirina ni de porfirazina y en donde el medio acuoso comprende entre alrededor de 0,001 mM y alrededor de 5 mM del complejo.
ARP160101706A 2015-06-10 2016-06-09 Método oxidativo para generar dióxido de cloro AR104939A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15171384 2015-06-10

Publications (1)

Publication Number Publication Date
AR104939A1 true AR104939A1 (es) 2017-08-23

Family

ID=53433013

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP160101706A AR104939A1 (es) 2015-06-10 2016-06-09 Método oxidativo para generar dióxido de cloro

Country Status (9)

Country Link
US (1) US10815616B2 (es)
EP (1) EP3307940B1 (es)
CN (1) CN107709658B (es)
AR (1) AR104939A1 (es)
AU (1) AU2016275298B2 (es)
BR (1) BR112017026238B1 (es)
CA (1) CA2988840A1 (es)
ES (1) ES2866910T3 (es)
WO (1) WO2016198890A1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR104939A1 (es) * 2015-06-10 2017-08-23 Chemsenti Ltd Método oxidativo para generar dióxido de cloro
AR104940A1 (es) * 2015-06-10 2017-08-23 Chemsenti Ltd Método para generar dióxido de cloro
ES2987778T3 (es) 2015-08-13 2024-11-18 Massachusetts Gen Hospital Conjugados de quelatos a base de manganeso para la imagenología por resonancia magnética molecular
JP6580116B2 (ja) 2017-12-20 2019-09-25 ユニ・チャーム株式会社 リサイクルパルプ繊維の製造方法
MX2020013964A (es) 2018-07-05 2021-04-13 Catexel Tech Limited Composicion de recubrimiento oxidativamente curable.
JP7353619B2 (ja) * 2019-07-23 2023-10-02 株式会社片山化学工業研究所 シアン含有廃水の処理方法
CN116675708A (zh) * 2023-04-23 2023-09-01 华南师范大学 一类氧化响应的大环化合物、大环配合物及其应用
WO2025191283A1 (en) * 2024-03-15 2025-09-18 Catexel Gmbh Oxidative method

Family Cites Families (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE23218E (en) 1945-02-21 1950-04-11 Catalytic bleaching with chlorites
US5077394A (en) 1987-04-17 1991-12-31 Sandoz Ltd. Porphyrins and uses thereof
ES2100925T3 (es) 1990-05-21 1997-07-01 Unilever Nv Activacion de blanqueador.
FR2692499B1 (fr) * 1992-06-22 1994-08-26 Atochem Elf Sa Procédé de délignification et de blanchiment d'une matière lignocellulosique.
CA2080026A1 (en) * 1992-09-09 1994-03-10 Alfred Wong Novel method of bleaching of lignocelulosic pulp using persulphate
BR9507984A (pt) 1994-06-13 1997-11-18 Unilever Nv Catalisador de alvejamento e de oxidação e composição alvejante
DE19605688A1 (de) 1996-02-16 1997-08-21 Henkel Kgaa Übergangsmetallkomplexe als Aktivatoren für Persauerstoffverbindungen
DE19620241A1 (de) 1996-05-20 1997-11-27 Patt R Prof Dr Verfahren zum Delignifizieren von Zellstoffen und Verwendung eines Katalysators
CA2257891A1 (en) 1996-06-19 1997-12-24 Roelant Mathijs Hermant Bleach activation by an iron catalyst comprising a polydentate ligand containing at least six heteroatoms
US5850086A (en) 1996-06-21 1998-12-15 Regents Of The University Of Minnesota Iron complexes for bleach activation and stereospecific oxidation
US6051704A (en) 1996-07-22 2000-04-18 Carnegie Mellon University Synthesis of macrocyclic tetraamido-N ligands
US6054580A (en) 1996-07-22 2000-04-25 Carnegie Mellon University Long-lived homogenous amide containing macrocyclic compounds
US6136223A (en) 1996-07-22 2000-10-24 Carnegie Mellon University Metal ligand containing bleaching compositions
US5876625A (en) 1996-07-22 1999-03-02 Carnegie Mellon University Metal ligand containing bleaching compositions
US5847120A (en) 1996-07-22 1998-12-08 Carnegie Mellon University Long-lived homogenous oxidation catalysts
ZA981883B (en) * 1997-03-07 1998-09-01 Univ Kansas Catalysts and methods for catalytic oxidation
US20050187126A1 (en) * 2002-08-27 2005-08-25 Busch Daryle H. Catalysts and methods for catalytic oxidation
CA2248476A1 (en) 1997-10-01 1999-04-01 Unilever Plc Bleach activation
ES2196878T3 (es) 1998-06-15 2003-12-16 Unilever Nv Catalizadores de blanqueo y formulaciones que los contienen.
PH11999002190B1 (en) 1998-09-01 2007-08-06 Unilever Nv Composition and method for bleaching a substrate
DE69817832T2 (de) 1998-11-10 2004-10-07 Unilever Nv Bleich- und Oxidationskatalysator
EP1008645B1 (en) 1998-11-10 2004-07-21 Unilever Plc Detergent bleaching compositions
TR200102775T2 (tr) 1999-04-01 2001-12-21 Unilever N.V. Bir substrat (alt-tabaka)ağartma bileşimi ve yöntemi
BR0012390B1 (pt) 1999-07-14 2010-06-15 complexos de metais de ligandos trìpodes, uso dos mesmos, detergente, suspensão aquosa e preparação sólida os compreendendo, ligando, e processos de lavagem e de prevenção de redeposição de corantes.
CN1426451A (zh) 2000-02-29 2003-06-25 荷兰联合利华有限公司 漂白底物的组合物和方法
GB0011527D0 (en) 2000-05-12 2000-06-28 Unilever Plc Bleach catalyst and composition and method for bleaching a substrate
MXPA02012464A (es) 2000-07-05 2003-04-25 Ciba Sc Holding Ag Proceso para la preparacion de complejos de manganeso de compuestos de salen.
GB0020846D0 (en) 2000-08-23 2000-10-11 Unilever Plc Ligands for bleaching compositions and synthesis thereof
GB0030673D0 (en) 2000-12-15 2001-01-31 Unilever Plc Ligand and complex for catalytically bleaching a substrate
GB0102826D0 (en) 2001-02-05 2001-03-21 Unilever Plc Composition and method for bleaching a substrate
GB0212991D0 (en) 2002-06-06 2002-07-17 Unilever Plc Ligand and complex for catalytically bleaching a substrate
WO2003104234A1 (en) 2002-06-06 2003-12-18 Unilever N.V. Ligand and complex for catalytically bleaching a substrate
US7060818B2 (en) 2003-02-21 2006-06-13 Carnegie Mellon University Synthesis of macrocyclic tetraamido compounds and new metal insertion process
GB0325430D0 (en) 2003-10-31 2003-12-03 Unilever Plc Ligand and complex for catalytically bleaching a substrate
BRPI0520253B1 (pt) 2005-05-04 2016-09-06 Novozymes As métodos para a deslignificação e/ou alvejamento de uma polpa, e para o tratamento de água de rejeito e/ou lama
PT1883730E (pt) 2005-05-27 2012-09-26 Catexel Ltd Processo para branquear
US7927509B2 (en) 2005-06-22 2011-04-19 Truox, Inc. Cyclic process for the efficient generation of chlorine dioxide in dilute solutions
US7976725B2 (en) 2005-06-22 2011-07-12 Truox, Inc. Cyclic process for the efficient generation of chlorine dioxide in dilute solutions
EP1835017A1 (en) 2006-03-17 2007-09-19 The Procter and Gamble Company Process of bleaching fabric
EP1837395A3 (en) 2006-03-17 2007-10-03 The Procter and Gamble Company Process of bleaching fabric
EP1835016A1 (en) 2006-03-17 2007-09-19 The Procter and Gamble Company Process of bleaching fabric
AU2007271228B2 (en) 2006-07-07 2010-12-16 Omg Uk Technology Limited Liquid hardening
EP2228429A1 (en) 2009-03-13 2010-09-15 Unilever PLC Shading dye and catalyst combination
EP2377614A1 (en) 2010-04-16 2011-10-19 Unilever Plc, A Company Registered In England And Wales under company no. 41424 of Unilever House Bleaching of substrates
US20130126443A1 (en) 2010-04-27 2013-05-23 Carnegie Mellon University Carbon supported tetraamido macrocyclic ligand catalytic activators and methods for making the same
EP2395147A1 (en) 2010-05-10 2011-12-14 Unilever Plc, A Company Registered In England And Wales under company no. 41424 of Unilever House Freeness of paper products
US9527734B2 (en) 2010-08-23 2016-12-27 The Trustees Of Princeton University Efficient, catalytic and scalable method to produce chlorine dioxide
AR104940A1 (es) * 2015-06-10 2017-08-23 Chemsenti Ltd Método para generar dióxido de cloro
AR104939A1 (es) * 2015-06-10 2017-08-23 Chemsenti Ltd Método oxidativo para generar dióxido de cloro

Also Published As

Publication number Publication date
BR112017026238A2 (pt) 2018-09-11
ES2866910T3 (es) 2021-10-20
EP3307940B1 (en) 2021-03-24
US20180094384A1 (en) 2018-04-05
AU2016275298B2 (en) 2020-09-10
CA2988840A1 (en) 2016-12-15
AU2016275298A1 (en) 2018-01-25
CN107709658A (zh) 2018-02-16
US10815616B2 (en) 2020-10-27
EP3307940A1 (en) 2018-04-18
BR112017026238B1 (pt) 2022-05-10
CN107709658B (zh) 2021-04-09
WO2016198890A1 (en) 2016-12-15

Similar Documents

Publication Publication Date Title
AR104939A1 (es) Método oxidativo para generar dióxido de cloro
MX2013006612A (es) Fluido conveniente para el tratamiento de las formaciones de carbonato que contiene un agente quelante.
GB2538406A (en) Treatment fluids for reducing subterranean formation damage
CL2009001583A1 (es) Metodo para blanquear la superficie de un diente, donde se pone en contacto dicha superficie con una composicion que comprende un agente blanqueador que es dioxido de cloro; espesante y aniones oxi-cloro por grtamo de composicion y composicion una superficie de un diente.
MX366262B (es) Composicion que contiene peroxido y agente antimicrobiano y proceso de matar esporas.
CO6731108A2 (es) Tratamiento de formaciones ilíticas a usar un agente quelante
CY1116852T1 (el) Δισκια διπλης στιβαδας τα οποια περιεχουν ελβιτεγραβιρη, κοβισιστατη, εμτρισιταβινη και τενοφοβιρη
AR105199A1 (es) Soluciones oftálmicas acuosas
ECSP20081995A (es) Composiciones y métodos para el tratamiento de hemoglobinopatías y talasemias
CL2017001589A1 (es) Método de lixiviación en pilas
EA201491647A1 (ru) Основанные на арилэфирах ингибиторы киназ
NZ708537A (en) Method for the preparation of human albumin with reduced level of dissolved oxygen
EA201891664A1 (ru) Составы/композиции, содержащие ингибитор btk
MX363408B (es) Composicion que contiene peroxido y acido peracetico y proceso para matar esporas.
PH12015501633A1 (en) Pest-control composition and pest-control method
AR112435A1 (es) Proceso de tratamiento de aguas residuales para eliminar la demanda de oxígeno químico
WO2014187925A3 (en) Improved method for obtaining an iron-comprising solution of high concentration
MX2012002507A (es) Sales de percarbonato expandido, metodos de produccion y usos de la mismas.
AR104940A1 (es) Método para generar dióxido de cloro
RU2012127991A (ru) Способ модифицирования углеродных нанотрубок
AR097069A1 (es) Fluidos de tratamiento que contienen un agente quelante perfluorado y métodos para su uso
MX2015007159A (es) Composicion para jabones en barra y metodo de produccion.
PE20170272A1 (es) Eliminacion de mercurio
MX2016009535A (es) Estuche para el tratamiento de un sustrato.
AR096655A1 (es) Catalizador del blanqueo y de la oxidación

Legal Events

Date Code Title Description
FB Suspension of granting procedure