WO2000030985A3 - Stein- und korrosionsinhibitor - Google Patents

Stein- und korrosionsinhibitor Download PDF

Info

Publication number
WO2000030985A3
WO2000030985A3 PCT/EP1999/008641 EP9908641W WO0030985A3 WO 2000030985 A3 WO2000030985 A3 WO 2000030985A3 EP 9908641 W EP9908641 W EP 9908641W WO 0030985 A3 WO0030985 A3 WO 0030985A3
Authority
WO
WIPO (PCT)
Prior art keywords
scale
corrosion inhibitor
mono alkyl
pbtc
phosphono
Prior art date
Application number
PCT/EP1999/008641
Other languages
English (en)
French (fr)
Other versions
WO2000030985A2 (de
Inventor
Roland Kleinstueck
Christoph Holzner
Armin Spaniol
Original Assignee
Bayer Ag
Roland Kleinstueck
Christoph Holzner
Armin Spaniol
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 Bayer Ag, Roland Kleinstueck, Christoph Holzner, Armin Spaniol filed Critical Bayer Ag
Priority to EP99969907A priority Critical patent/EP1133451A2/de
Priority to CA002351508A priority patent/CA2351508A1/en
Priority to AU31485/00A priority patent/AU3148500A/en
Priority to KR1020017006345A priority patent/KR20010081033A/ko
Priority to JP2000583819A priority patent/JP2002530532A/ja
Publication of WO2000030985A2 publication Critical patent/WO2000030985A2/de
Publication of WO2000030985A3 publication Critical patent/WO2000030985A3/de

Links

Classifications

    • 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
    • C02F5/14—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 containing phosphorus
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/08—Corrosion inhibition
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)

Abstract

Die vorliegende Erfindung betrifft die Verwendung von PO-Monoalkylestern von 2-Phosphono-butan-1,2,4-tricarbonsäure (PBTC-PO-Monoalkylester) und ihren Salzen als Stein- und Korrosionsinhibitor bei der Wasserbehandlung.
PCT/EP1999/008641 1998-11-20 1999-11-10 Stein- und korrosionsinhibitor WO2000030985A2 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP99969907A EP1133451A2 (de) 1998-11-20 1999-11-10 Stein- und korrosionsinhibitor
CA002351508A CA2351508A1 (en) 1998-11-20 1999-11-10 Scale and corrosion inhibitor
AU31485/00A AU3148500A (en) 1998-11-20 1999-11-10 Scale and corrosion inhibitor
KR1020017006345A KR20010081033A (ko) 1998-11-20 1999-11-10 스케일 및 부식 억제제
JP2000583819A JP2002530532A (ja) 1998-11-20 1999-11-10 スケール及び腐食抑制剤

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19853561.9 1998-11-20
DE19853561A DE19853561A1 (de) 1998-11-20 1998-11-20 Stein- und Korrosionsinhibitor

Publications (2)

Publication Number Publication Date
WO2000030985A2 WO2000030985A2 (de) 2000-06-02
WO2000030985A3 true WO2000030985A3 (de) 2000-10-19

Family

ID=7888444

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1999/008641 WO2000030985A2 (de) 1998-11-20 1999-11-10 Stein- und korrosionsinhibitor

Country Status (7)

Country Link
EP (1) EP1133451A2 (de)
JP (1) JP2002530532A (de)
KR (1) KR20010081033A (de)
AU (1) AU3148500A (de)
CA (1) CA2351508A1 (de)
DE (1) DE19853561A1 (de)
WO (1) WO2000030985A2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2009013704A (es) 2009-12-15 2011-06-15 Mexicano Inst Petrol Nuevos surfactantes geminales, proceso de obtencion y uso como inhibidores de corrosion multifuncionales.
KR102318439B1 (ko) 2020-11-30 2021-10-28 주식회사 아쿠아스마트코리아 상수도관용 부식 억제제

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391961A1 (fr) * 1977-05-26 1978-12-22 Bayer Ag Produits de la reaction d'acides phosphonocarboxyliques et d'alcools, et leur utilisation pour le conditionnement de l'eau
EP0358022A2 (de) * 1988-09-03 1990-03-14 Bayer Ag Verfahren zur kontinuierlichen Herstellung von 2-Phosphonobutan-1,2,4-tricarbonsäure und ihrer Alkalimetallsalze
EP0473020A2 (de) * 1990-08-28 1992-03-04 Bayer Ag Verfahren zur Herstellung von Alkalimetallsalzen der 2-Phosphonobutan-1,2,4-tricarbonsäure
EP0672625A1 (de) * 1994-03-14 1995-09-20 Bayer Ag Mittel zur Wasserbehandlung mit Polyasparaginsäure oder einem Derivat davon und Phosphonsäure

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391961A1 (fr) * 1977-05-26 1978-12-22 Bayer Ag Produits de la reaction d'acides phosphonocarboxyliques et d'alcools, et leur utilisation pour le conditionnement de l'eau
EP0358022A2 (de) * 1988-09-03 1990-03-14 Bayer Ag Verfahren zur kontinuierlichen Herstellung von 2-Phosphonobutan-1,2,4-tricarbonsäure und ihrer Alkalimetallsalze
EP0473020A2 (de) * 1990-08-28 1992-03-04 Bayer Ag Verfahren zur Herstellung von Alkalimetallsalzen der 2-Phosphonobutan-1,2,4-tricarbonsäure
EP0672625A1 (de) * 1994-03-14 1995-09-20 Bayer Ag Mittel zur Wasserbehandlung mit Polyasparaginsäure oder einem Derivat davon und Phosphonsäure

Also Published As

Publication number Publication date
CA2351508A1 (en) 2000-06-02
JP2002530532A (ja) 2002-09-17
KR20010081033A (ko) 2001-08-25
WO2000030985A2 (de) 2000-06-02
EP1133451A2 (de) 2001-09-19
DE19853561A1 (de) 2000-05-25
AU3148500A (en) 2000-06-13

Similar Documents

Publication Publication Date Title
CO4600599A1 (es) Inhibidores neoacidos de corrosion
MY121222A (en) Prodrugs of thrombin inhibitors
AU6356096A (en) Aminosilane salts and silanamides of carboxylic acids as corosion inhibitors
CA2144372A1 (en) Composition for water treatment
CA2211408A1 (en) Improved corrosion inhibiting formulations with calcium nitrite
ES2137836A1 (es) Composicion de recubrimiento inhibidora de corrosion para metales.
EP1191073A3 (de) Kein Carcinogen enthaltendes korrosionsinhibierendes Zusatzmittel
BR9508298A (pt) Inibidores de indolizina de spla2
EP1092788A3 (de) Korrosionsinhibitierende Zusammensetzungen
WO2001085616A3 (en) Scale and corrosion inhibitors
AU6273386A (en) Stabilized sodium erythorbate boiler corrosion inhibitor compositions and methods
EP1197226A4 (de) Mittel zur verbesserung der erkrankungen nach zerebralen durchblutungsstörungen sowie zur verhinderung deren fortschrittens
AU2003304226A1 (en) Inhibition of rosin crystallization
DE60005954D1 (de) Verfahren zur inhibierung der korrosion von kupferoberflächen
ES8706160A1 (es) Procedimiento para preparar una composicion microbiocida
WO2000030985A3 (de) Stein- und korrosionsinhibitor
CA2335160A1 (en) Methods of inhibiting corrosion using isomers of chloro-methylbenzotriazole
NO173106C (no) Korrosjonsbeskyttelsesmiddel
NZ334404A (en) L-trans-2-amino-4-(acetamidoethoxy)-3-butenoic acid also known as N-acetyl aminoethoxyvinylglycine and its use as an ethylene biosynthesis inhibitor
WO2004042114A3 (en) White rust corrosion inhibitors
WO2008006855A3 (en) Inhibition of corrosion in cooling water system
CA2278084A1 (en) Scale inhibitor for an aqueous system
AU1067995A (en) Use of carbamide acid esters as crystallisation inhibitors
RU95121320A (ru) Раствор для одновременного удаления отложений и фосфатирования систем охлаждения
AU5869998A (en) Polymethylenepolyamine dipropionamides as environmentally safe inhibitors of thecarbon corrosion of iron

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A2

Designated state(s): AE AL AM AT AU AZ BA BB BG BR BY CA CH CN CR CU CZ DE DK DM EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG US UZ VN YU ZA ZW

AL Designated countries for regional patents

Kind code of ref document: A2

Designated state(s): GH GM KE LS MW SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
DFPE Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101)
AK Designated states

Kind code of ref document: A3

Designated state(s): AE AL AM AT AU AZ BA BB BG BR BY CA CH CN CR CU CZ DE DK DM EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG US UZ VN YU ZA ZW

AL Designated countries for regional patents

Kind code of ref document: A3

Designated state(s): GH GM KE LS MW SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG

WWE Wipo information: entry into national phase

Ref document number: 1999969907

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 200103142

Country of ref document: ZA

ENP Entry into the national phase

Ref country code: JP

Ref document number: 2000 583819

Kind code of ref document: A

Format of ref document f/p: F

ENP Entry into the national phase

Ref document number: 2351508

Country of ref document: CA

Ref country code: CA

Ref document number: 2351508

Kind code of ref document: A

Format of ref document f/p: F

WWE Wipo information: entry into national phase

Ref document number: 09856065

Country of ref document: US

WWE Wipo information: entry into national phase

Ref document number: 1020017006345

Country of ref document: KR

WWP Wipo information: published in national office

Ref document number: 1020017006345

Country of ref document: KR

WWP Wipo information: published in national office

Ref document number: 1999969907

Country of ref document: EP

WWW Wipo information: withdrawn in national office

Ref document number: 1999969907

Country of ref document: EP

REG Reference to national code

Ref country code: DE

Ref legal event code: 8642

WWW Wipo information: withdrawn in national office

Ref document number: 1020017006345

Country of ref document: KR