BR9900609A - e dureza, processo para sua preparação e seu uso. - Google Patents

e dureza, processo para sua preparação e seu uso.

Info

Publication number
BR9900609A
BR9900609A BR9900609A BR9900609A BR9900609A BR 9900609 A BR9900609 A BR 9900609A BR 9900609 A BR9900609 A BR 9900609A BR 9900609 A BR9900609 A BR 9900609A BR 9900609 A BR9900609 A BR 9900609A
Authority
BR
Brazil
Prior art keywords
hardness
acid
solutions
contain
hardness stabilizer
Prior art date
Application number
BR9900609A
Other languages
English (en)
Inventor
Andreas Reinold
Egon Walzer
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of BR9900609A publication Critical patent/BR9900609A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C407/00—Preparation of peroxy compounds
    • C07C407/003—Separation; Purification; Stabilisation; Use of additives
    • C07C407/006—Stabilisation; Use of additives
    • 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
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group; Thio analogues thereof
    • 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
    • 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
    • C02F1/722—Oxidation by peroxides
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Health & Medical Sciences (AREA)
  • Plant Pathology (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Dentistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

Patente de Invenção: <B> "SOLUçõES DE áCIDO PERCARo percarboxílico aquosas de estabilização de dureza e de prevenção de formação de crosta de acordo com a invenção contêm um estabilizador de dureza do grupo (i) polímeros preparados através da polimerização oxidativa de acroleína ou de acroleína e ácido acrílico, (ii) ácido poliacrílico (iii) copolímeros de ácido acrílico e outro ácido carboxílico insaturado e (iv) ácido polimaléico, onde o peso molecular médio Pm do estabilizador de dureza está na faixa de 500 a 25.000, e podem ser obtidos através da adição do estabilizador de dureza a uma solcontêm um estabilizador de dureza (i) com um Pm de 1.000 a 15.000. As soluções podem também conter um tensoativo. A solução pode ser usada para o contticular sistemas de circulação de água.
BR9900609A 1998-03-23 1999-03-23 e dureza, processo para sua preparação e seu uso. BR9900609A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19812588A DE19812588C1 (de) 1998-03-23 1998-03-23 Härtestabilisierende Percarbonsäurelösungen, Verfahren zu deren Herstellung und deren Verwendung

Publications (1)

Publication Number Publication Date
BR9900609A true BR9900609A (pt) 2000-03-21

Family

ID=7861903

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9900609A BR9900609A (pt) 1998-03-23 1999-03-23 e dureza, processo para sua preparação e seu uso.

Country Status (7)

Country Link
US (1) US6254801B1 (pt)
EP (1) EP0945405B1 (pt)
AT (1) ATE229922T1 (pt)
BR (1) BR9900609A (pt)
DE (2) DE19812588C1 (pt)
DK (1) DK0945405T3 (pt)
ES (1) ES2187086T3 (pt)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19812590A1 (de) * 1998-03-23 2000-01-20 Degussa Verfahren zum Bekämpfen und Abtöten von pathogenen Kleinlebewesen, insbesondere Insekten und Würmer
US6506417B1 (en) 2001-06-28 2003-01-14 Fmc Technologies, Inc. Composition and process for reducing bacterial citrus canker organisms
US20030157006A1 (en) * 2001-11-27 2003-08-21 Ecolab Inc. Aromatic substituted nonionic surfactants in soil prevention, reduction or removal in treatment zones
US20040097961A1 (en) 2002-11-19 2004-05-20 Vascular Control System Tenaculum for use with occlusion devices
CN100352772C (zh) * 2005-06-07 2007-12-05 南开大学 一种对自来水中水蚯蚓的控制方法
WO2007013324A1 (ja) * 2005-07-27 2007-02-01 Mitsubishi Gas Chemical Company, Inc. 有機過酸ポリマー組成物およびその製造方法
AT503114B1 (de) * 2006-01-24 2007-08-15 Daniel Bader Biozide zusammensetzung enthaltend eine poly(aldehydo)carbonsäure, eine silberverbindung und eine quartäre ammoniumverbindung
US20070264356A1 (en) * 2006-05-09 2007-11-15 Kelly Ann Ames Process for the preparation of a ready-to-use disinfectant
BR112012014226B1 (pt) 2011-02-24 2019-06-11 Kemira Oyj Método para prevenir infecção bacteriana em um processo de fermentação
BE1020013A3 (nl) * 2011-07-11 2013-03-05 Christeyns Nv Productie van meer stabiele perzuren.
US8835140B2 (en) 2012-06-21 2014-09-16 Ecolab Usa Inc. Methods using peracids for controlling corn ethanol fermentation process infection and yield loss
BR112015007192B1 (pt) 2012-11-08 2019-09-10 Evonik Degussa Gmbh método para produção de ácido peracético de equilíbrio e ácido peracético de equilíbrio obtenível pelo método
FI126082B (en) 2014-07-15 2016-06-15 Kemira Oyj Procedure to prevent sludge formation
WO2016100694A1 (en) 2014-12-18 2016-06-23 Ecolab Usa Inc. Generation of peroxyformic acid through polyhydric alcohol formate
US11040902B2 (en) * 2014-12-18 2021-06-22 Ecolab Usa Inc. Use of percarboxylic acids for scale prevention in treatment systems
US9845290B2 (en) 2014-12-18 2017-12-19 Ecolab Usa Inc. Methods for forming peroxyformic acid and uses thereof
WO2017106623A1 (en) 2015-12-16 2017-06-22 Ecolab Usa Inc. Peroxyformic acid compositions for membrane filtration cleaning
EP3442334B9 (en) 2016-04-15 2023-08-02 Ecolab USA Inc. Performic acid biofilm prevention for industrial co2 scrubbers
WO2018075346A1 (en) 2016-10-21 2018-04-26 Ecolab Usa Inc. Antimicrobial composition for controlling biomass accumulation in so2 scrubbers
BR112019010464B1 (pt) 2016-12-15 2024-02-06 Ecolab Usa Inc Método para remover micro-organismos e depósitos minerais em um sistema de membrana
WO2019025477A1 (en) * 2017-08-04 2019-02-07 Evonik Röhm Gmbh AGENTS IMPROVING CONCRETE FLOW AND WATER REDUCERS
AU2019285304B2 (en) 2018-06-15 2021-10-14 Ecolab Usa Inc. On site generated performic acid compositions for teat treatment
CA3108085A1 (en) * 2018-08-02 2020-02-06 Evonik Corporation Stabilized peroxyacid solutions
CN111875070B (zh) * 2020-07-31 2021-07-20 南京大学 一种用于深度处理粘胶纤维废水的水处理剂的制备方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3691139A (en) * 1970-06-18 1972-09-12 Fmc Corp Sodium maleate peroxyhydrate
DD96833A1 (pt) * 1972-06-05 1973-04-12
US3956159A (en) * 1974-11-25 1976-05-11 The Procter & Gamble Company Stable concentrated liquid peroxygen bleach composition
US4083794A (en) * 1975-06-10 1978-04-11 Ciba-Geigy Corporation Detergent composition
DE2616049A1 (de) * 1976-04-12 1977-10-27 Henkel & Cie Gmbh Lagerstabile konzentrate von funktionellen mitteln
NL7608265A (nl) * 1975-08-16 1977-02-18 Henkel & Cie Gmbh Bij opslag stabiele concentraten van functionele middelen.
US4579676A (en) * 1984-12-17 1986-04-01 Economics Laboratory, Inc. Low-phosphate liquid cleaning composition
NZ222979A (en) 1986-12-23 1990-09-26 Biopolymers Ltd Polymeric biocidal or biostatic compounds and compositions
GB8908416D0 (en) * 1989-04-13 1989-06-01 Unilever Plc Bleach activation
BE1003515A3 (fr) 1989-10-05 1992-04-14 Interox Sa Compositions d'acide peracetique et procede pour obtenir ces compositions.
US4997571A (en) * 1990-01-05 1991-03-05 Mogul Corporation Method of treating water
GB9124160D0 (en) * 1991-11-14 1992-01-08 Interox Chemicals Ltd Stabilised peracid solutions
GB9227020D0 (en) 1992-12-24 1993-02-17 Solvay Interox Ltd Microbicidual compositions
DE4303320C2 (de) * 1993-02-05 1995-12-21 Degussa Waschmittelzusammensetzung mit verbessertem Schmutztragevermögen, Verfahren zu dessen Herstellung und Verwendung eines geeigneten Polycarboxylats hierfür
NL9300445A (nl) * 1993-03-12 1994-10-03 Kemira Peroxides Bv Werkwijze voor het ontsmetten van water zoals "drain water" in de tuinbouw, alsmede daarbij toe te passen inrichting.
DE19531241A1 (de) * 1995-08-25 1997-02-27 Degussa Verfahren zur Desinfektion wäßriger Lösungen

Also Published As

Publication number Publication date
DE19812588C1 (de) 1999-04-22
DK0945405T3 (da) 2003-04-07
ES2187086T3 (es) 2003-05-16
DE59903799D1 (de) 2003-01-30
ATE229922T1 (de) 2003-01-15
EP0945405A3 (de) 2000-01-26
EP0945405A2 (de) 1999-09-29
EP0945405B1 (de) 2002-12-18
US6254801B1 (en) 2001-07-03

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Legal Events

Date Code Title Description
TE Change of address
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 23/03/1999, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved

Owner name: DEGUSSA AG (DE)

Free format text: TRANSFERIDO POR INCORPORACAO DE: DEGUSSA-HULS AKTIENGESELLSCHAFT

B25D Requested change of name of applicant approved

Owner name: DEGUSSA GMBH (DE)

Free format text: ALTERADO DE: DEGUSSA AG

B25D Requested change of name of applicant approved

Owner name: EVONIK DEGUSSA GMBH (DE)

Free format text: ALTERADO DE: DEGUSSA GMBH

B25G Requested change of headquarter approved

Owner name: EVONIK DEGUSSA GMBH (DE)

Free format text: SEDE ALTERADA CONFORME SOLICITADO NA PETICAO NO 020100038257/RJ DE 30/04/2010.

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 23/03/2019.