AU2383697A - Use of aspartic acid-containing polymers in cooling circuits with added biocides - Google Patents

Use of aspartic acid-containing polymers in cooling circuits with added biocides

Info

Publication number
AU2383697A
AU2383697A AU23836/97A AU2383697A AU2383697A AU 2383697 A AU2383697 A AU 2383697A AU 23836/97 A AU23836/97 A AU 23836/97A AU 2383697 A AU2383697 A AU 2383697A AU 2383697 A AU2383697 A AU 2383697A
Authority
AU
Australia
Prior art keywords
aspartic acid
containing polymers
cooling circuits
added biocides
biocides
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU23836/97A
Inventor
Anja Friedrich
Wolfgang Hater
Michael Schlag
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henkel AG and Co KGaA
Original Assignee
Henkel AG and Co KGaA
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 Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Publication of AU2383697A publication Critical patent/AU2383697A/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • 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
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof

Abstract

The use of bio-degradable organic polymers with a mean molar mass of over 500 in hydraulic cooling systems, in which the aqueous phase of the cooling system additionally contains 0.05 to 5 mg/l of an oxidant with a more positive standard redox potential than oxygen.
AU23836/97A 1996-04-12 1997-04-04 Use of aspartic acid-containing polymers in cooling circuits with added biocides Abandoned AU2383697A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19614565 1996-04-12
DE19614565A DE19614565A1 (en) 1996-04-12 1996-04-12 Use of aspartic acid-containing polymers in cooling circuits mixed with biocides
PCT/EP1997/001690 WO1997039078A1 (en) 1996-04-12 1997-04-04 Use of aspartic acid-containing polymers in cooling circuits with added biocides

Publications (1)

Publication Number Publication Date
AU2383697A true AU2383697A (en) 1997-11-07

Family

ID=7791139

Family Applications (1)

Application Number Title Priority Date Filing Date
AU23836/97A Abandoned AU2383697A (en) 1996-04-12 1997-04-04 Use of aspartic acid-containing polymers in cooling circuits with added biocides

Country Status (13)

Country Link
EP (1) EP0892838B1 (en)
AT (1) ATE202593T1 (en)
AU (1) AU2383697A (en)
BG (1) BG102828A (en)
CA (1) CA2252044A1 (en)
CZ (1) CZ290664B6 (en)
DE (2) DE19614565A1 (en)
ES (1) ES2160344T3 (en)
HU (1) HU224064B1 (en)
PL (1) PL188818B1 (en)
SK (1) SK139498A3 (en)
TR (1) TR199802040T2 (en)
WO (1) WO1997039078A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19721346A1 (en) * 1997-05-22 1998-11-26 Henkel Kgaa Use of aspartic acid-containing polymers together with hydroxycarboxylic acids to inhibit corrosion in cooling circuits
DE19834226C1 (en) * 1998-07-29 2000-02-10 Excor Korrosionsforschung Gmbh Vapor phase corrosion inhibitors, processes for their production and their use
DE19837068A1 (en) * 1998-08-17 2000-02-24 Bayer Ag Water treatment composition, especially for use in cooling circuits, comprises polyaspartic acid, biocidal oxidizing agent and sulfamic acid stabilizer
DE10228628A1 (en) * 2002-06-26 2004-01-22 Stockhausen Gmbh & Co. Kg Copolymers to avoid deposits in water-bearing systems, their production and use
EP1969158A2 (en) * 2005-12-02 2008-09-17 Basf Se Chemical composition useful as corrosion inhibitor
US10385460B2 (en) 2014-08-08 2019-08-20 Nch Corporation Composition and method for treating white rust
US10351453B2 (en) 2016-04-14 2019-07-16 Nch Corporation Composition and method for inhibiting corrosion
US11085118B2 (en) 2016-04-14 2021-08-10 Nch Corporation Composition and method for inhibiting corrosion and scale
US11104587B2 (en) 2016-04-14 2021-08-31 Nch Corporation System and method for automated control, feed, delivery verification, and inventory management of corrosion and scale treatment products for water systems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL297360A (en) * 1962-09-04
DE4221381C1 (en) * 1992-07-02 1994-02-10 Stockhausen Chem Fab Gmbh Graft copolymers of unsaturated monomers and sugars, process for their preparation and their use
DE4221875A1 (en) * 1992-07-03 1994-01-05 Basf Ag Modified polyaspartic acids, process for their preparation and their use
DE4300772C2 (en) * 1993-01-14 1997-03-27 Stockhausen Chem Fab Gmbh Water-soluble, biodegradable copolymers based on unsaturated mono- and dicarboxylic acids, process for their preparation and their use
ES2123763T3 (en) * 1993-02-17 1999-01-16 Marcel Christian Wegmuller PROCEDURE TO AVOID THE FORMATION OF SEDIMENTATIONS IN A WORK DRAINAGE SYSTEM.
DE4408478A1 (en) * 1994-03-14 1995-09-21 Bayer Ag Water treatment agents

Also Published As

Publication number Publication date
ES2160344T3 (en) 2001-11-01
PL188818B1 (en) 2005-04-29
DE19614565A1 (en) 1997-10-16
EP0892838B1 (en) 2001-06-27
CZ290664B6 (en) 2002-09-11
CZ327498A3 (en) 1999-03-17
HUP9903607A2 (en) 2000-04-28
TR199802040T2 (en) 1999-01-18
HU224064B1 (en) 2005-05-30
EP0892838A1 (en) 1999-01-27
HUP9903607A3 (en) 2003-07-28
PL329242A1 (en) 1999-03-15
SK139498A3 (en) 1999-04-13
CA2252044A1 (en) 1997-10-23
DE59703910D1 (en) 2001-08-02
ATE202593T1 (en) 2001-07-15
WO1997039078A1 (en) 1997-10-23
BG102828A (en) 1999-08-31

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