BR9812290A - Processo, sistema e composição sólida seca, para gerar gás de bióxido de cloro mediante desprendimento controlado e processos para higienizar, desodorizar, ou higienizar e desodorizar, uma superfìcie ou ambiente, e para produzir gelo substancialmente desprovido de caracterìsticas de sabor e odor - Google Patents

Processo, sistema e composição sólida seca, para gerar gás de bióxido de cloro mediante desprendimento controlado e processos para higienizar, desodorizar, ou higienizar e desodorizar, uma superfìcie ou ambiente, e para produzir gelo substancialmente desprovido de caracterìsticas de sabor e odor

Info

Publication number
BR9812290A
BR9812290A BR9812290-8A BR9812290A BR9812290A BR 9812290 A BR9812290 A BR 9812290A BR 9812290 A BR9812290 A BR 9812290A BR 9812290 A BR9812290 A BR 9812290A
Authority
BR
Brazil
Prior art keywords
sanitize
deodorize
dioxide gas
chlorine dioxide
controlled release
Prior art date
Application number
BR9812290-8A
Other languages
English (en)
Inventor
Barry K Speronello
Appadurai Thangaraj
Xiaolin Yang
Original Assignee
Engelhard Corp
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
Priority claimed from US08/961,488 external-priority patent/US5974810A/en
Application filed by Engelhard Corp filed Critical Engelhard Corp
Publication of BR9812290A publication Critical patent/BR9812290A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION 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
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/34—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals
    • A23L3/3409—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor
    • A23L3/3445—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor in a controlled atmosphere comprising other gases in addition to CO2, N2, O2 or H2O
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/34—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals
    • A23L3/3454—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of liquids or solids
    • A23L3/358—Inorganic compounds
    • 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—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/20—Gaseous substances, e.g. vapours
    • 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
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/01—Deodorant compositions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/38—Removing components of undefined structure
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B11/00—Oxides or oxyacids of halogens; Salts thereof
    • C01B11/02—Oxides of chlorine
    • C01B11/022—Chlorine dioxide (ClO2)
    • C01B11/023—Preparation from chlorites or chlorates
    • C01B11/024—Preparation from chlorites or chlorates from chlorites
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Veterinary Medicine (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Nutrition Science (AREA)
  • Food Science & Technology (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Polymers & Plastics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Agronomy & Crop Science (AREA)
  • Wood Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Plant Pathology (AREA)
  • Pest Control & Pesticides (AREA)
  • Biomedical Technology (AREA)
  • Dentistry (AREA)
  • Zoology (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
  • Non-Alcoholic Beverages (AREA)
  • Paper (AREA)
  • Separating Particles In Gases By Inertia (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

<B><MU>PROCESSO, SISTEMA E COMPOSIçãO SóLIDA SECA, PARA GERAR GáS DE BIóXIDO DE CLORO MEDIANTE DESPRENDIMENTO CONTROLADO E PROCESSOS PARA HIGIENIZAR, DESODORIZAR, OU HIGIENIZAR E DESODORIZAR, UMA SUPERFìCIE OU AMBIENTE, E PARA PRODUZIR GELO SUBSTANCIALMENTE DESPROVIDO DE CARACTERìSTICAS DE SABOR E ODOR<D><MV> Expõem-se um processo, composição e sistema para gerar bióxido de cloro de uma maneira de desprendimento controlado, pela combinação de pelo menos um clorito de metal e de um material hidrófilo sólido seco que reage com o clorito de metal na presença de vapor de água, mas que não reage com o clorito de metal quando da ausência substancial de água líquida ou vapor de água, para produzir gás de bióxido de cloro em uma quantidade sustentada ou a partir de cerca de 0,001 até 1.000 ppm.
BR9812290-8A 1997-03-03 1998-02-27 Processo, sistema e composição sólida seca, para gerar gás de bióxido de cloro mediante desprendimento controlado e processos para higienizar, desodorizar, ou higienizar e desodorizar, uma superfìcie ou ambiente, e para produzir gelo substancialmente desprovido de caracterìsticas de sabor e odor BR9812290A (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US80876897A 1997-03-03 1997-03-03
US89166597A 1997-07-11 1997-07-11
US08/961,488 US5974810A (en) 1997-03-03 1997-10-30 Method and composition for preventing odors in ice
US09/022,798 US6077495A (en) 1997-03-03 1998-02-13 Method, composition and system for the controlled release of chlorine dioxide gas
PCT/US1998/003950 WO1998038865A1 (en) 1997-03-03 1998-02-27 Method, composition and system for the controlled release of chlorine dioxide gas

Publications (1)

Publication Number Publication Date
BR9812290A true BR9812290A (pt) 2000-07-18

Family

ID=27487156

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9812290-8A BR9812290A (pt) 1997-03-03 1998-02-27 Processo, sistema e composição sólida seca, para gerar gás de bióxido de cloro mediante desprendimento controlado e processos para higienizar, desodorizar, ou higienizar e desodorizar, uma superfìcie ou ambiente, e para produzir gelo substancialmente desprovido de caracterìsticas de sabor e odor

Country Status (13)

Country Link
US (4) US6077495A (pt)
EP (2) EP1254864A3 (pt)
JP (2) JP4014230B2 (pt)
AT (1) ATE250342T1 (pt)
AU (1) AU747249B2 (pt)
BR (1) BR9812290A (pt)
CA (1) CA2282348C (pt)
DE (1) DE69818441T2 (pt)
ES (1) ES2207818T3 (pt)
HK (1) HK1025015A1 (pt)
MY (1) MY127533A (pt)
TW (1) TW432007B (pt)
WO (1) WO1998038865A1 (pt)

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US6676850B2 (en) 2004-01-13
CA2282348C (en) 2008-09-16
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AU6674598A (en) 1998-09-22
ATE250342T1 (de) 2003-10-15
JP4521424B2 (ja) 2010-08-11
DE69818441D1 (de) 2003-10-30
US6077495A (en) 2000-06-20
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US7220367B2 (en) 2007-05-22
JP4014230B2 (ja) 2007-11-28
EP1254864A2 (en) 2002-11-06
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US6294108B1 (en) 2001-09-25
US20020036284A1 (en) 2002-03-28
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TW432007B (en) 2001-05-01
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CA2282348A1 (en) 1998-09-11
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