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)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental 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)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Polyesters Or Polycarbonates (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
TWI396735B (zh) * 2005-07-27 2013-05-21 Mitsubishi Gas Chemical Co Organic peracid polymer composition and method for producing the same
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
CN103842512B (zh) 2011-02-24 2016-05-18 凯美拉公司 在发酵过程中防止细菌感染的方法
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
JP6104397B2 (ja) 2012-11-08 2017-03-29 エボニック デグサ ゲーエムベーハーＥｖｏｎｉｋ Ｄｅｇｕｓｓａ ＧｍｂＨ 平衡過酢酸の製造方法及び前記方法により得られた平衡過酢酸
FI126082B (en) 2014-07-15 2016-06-15 Kemira Oyj Procedure to prevent sludge formation
MY191132A (en) 2014-12-18 2022-05-31 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
CA2971416C (en) 2014-12-18 2024-01-23 Ecolab Usa Inc. Methods for forming peroxyformic acid and uses thereof
AU2016369505B2 (en) 2015-12-16 2019-08-15 Ecolab Usa Inc. Peroxyformic acid compositions for membrane filtration cleaning
WO2017181005A1 (en) 2016-04-15 2017-10-19 Ecolab Usa Inc. Performic acid biofilm prevention for industrial co2 scrubbers
US11071301B2 (en) 2016-10-21 2021-07-27 Ecolab Usa Inc. Anti-microbial agent to control 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
WO2019241635A1 (en) 2018-06-15 2019-12-19 Ecolab Usa Inc. On site generated performic acid compositions for teat treatment
US11779013B2 (en) 2018-08-02 2023-10-10 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
NL7608265A (nl) * 1975-08-16 1977-02-18 Henkel & Cie Gmbh Bij opslag stabiele concentraten van functionele middelen.
DE2616049A1 (de) * 1976-04-12 1977-10-27 Henkel & Cie Gmbh Lagerstabile konzentrate von funktionellen mitteln
US4579676A (en) * 1984-12-17 1986-04-01 Economics Laboratory, Inc. Low-phosphate liquid cleaning composition
PH23983A (en) 1986-12-23 1990-02-09 Biopolymers Ltd Biostatic and biocidal composition
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
ATE229922T1 (de) 2003-01-15
DE19812588C1 (de) 1999-04-22
DK0945405T3 (da) 2003-04-07
EP0945405A2 (de) 1999-09-29
ES2187086T3 (es) 2003-05-16
DE59903799D1 (de) 2003-01-30
EP0945405B1 (de) 2002-12-18
US6254801B1 (en) 2001-07-03
EP0945405A3 (de) 2000-01-26

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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.