AR020790A1 - A COMPOSITION TO REMOVE DIVALENT METAL SALTS, A METHOD TO PREPARE IT AND ITS USE TO REDUCE DEPOSITS OF METALLICASDIVAL SALTS IN A WATERPROOF SYSTEM. - Google Patents

A COMPOSITION TO REMOVE DIVALENT METAL SALTS, A METHOD TO PREPARE IT AND ITS USE TO REDUCE DEPOSITS OF METALLICASDIVAL SALTS IN A WATERPROOF SYSTEM.

Info

Publication number
AR020790A1
AR020790A1 ARP990105165A AR020790A1 AR 020790 A1 AR020790 A1 AR 020790A1 AR P990105165 A ARP990105165 A AR P990105165A AR 020790 A1 AR020790 A1 AR 020790A1
Authority
AR
Argentina
Prior art keywords
salts
composition
divalent metal
metallicasdival
prepare
Prior art date
Application number
Other languages
Spanish (es)
Original Assignee
Dwarakanath Varadarajan
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 GBGB9822263.1A external-priority patent/GB9822263D0/en
Priority claimed from GBGB9827177.8A external-priority patent/GB9827177D0/en
Application filed by Dwarakanath Varadarajan filed Critical Dwarakanath Varadarajan
Publication of AR020790A1 publication Critical patent/AR020790A1/en

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
    • C23F14/00—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes
    • C23F14/02—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes by chemical means
    • 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
    • C02F5/145—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 combined with inorganic substances
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
    • C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
    • C23G1/066—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors phosphorus-containing compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Detergent Compositions (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

Una composicion para extraer depositos de sales metálicas divalentes, tales como sulfuro ferroso, que comprende (A) una sal de tetrakis (hidroximetil)fosfonio; (B) una sal de amonio en la relacion de A:B de 0,01:1 a 100:1; y (C) suficiente cantidadd e un ácido que es sustancialmente no reactivo con elion tetrakis (hidroximetil)fosfonio o el ion amonio, para mantener el pH por debajo de 4,5. Las composiciones pueden ser soluciones o solidosparticulados.A composition for extracting deposits of divalent metal salts, such as ferrous sulfide, comprising (A) a tetrakis (hydroxymethyl) phosphonium salt; (B) an ammonium salt in the ratio of A: B from 0.01: 1 to 100: 1; and (C) sufficient amount of an acid that is substantially non-reactive with elion tetrakis (hydroxymethyl) phosphonium or the ammonium ion, to maintain the pH below 4.5. The compositions may be solutions or particulate solids.

ARP990105165 1998-10-14 1999-10-13 A COMPOSITION TO REMOVE DIVALENT METAL SALTS, A METHOD TO PREPARE IT AND ITS USE TO REDUCE DEPOSITS OF METALLICASDIVAL SALTS IN A WATERPROOF SYSTEM. AR020790A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9822263.1A GB9822263D0 (en) 1998-10-14 1998-10-14 Inhibiting, reducing or leaching water insoluble deposits of divalent metal salts
GBGB9827177.8A GB9827177D0 (en) 1998-12-11 1998-12-11 Inhibiting, reducing or leaching water insoluble deposits of divalent metal sa lts

Publications (1)

Publication Number Publication Date
AR020790A1 true AR020790A1 (en) 2002-05-29

Family

ID=26314506

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP990105165 AR020790A1 (en) 1998-10-14 1999-10-13 A COMPOSITION TO REMOVE DIVALENT METAL SALTS, A METHOD TO PREPARE IT AND ITS USE TO REDUCE DEPOSITS OF METALLICASDIVAL SALTS IN A WATERPROOF SYSTEM.

Country Status (6)

Country Link
EP (1) EP1133450A1 (en)
AR (1) AR020790A1 (en)
AU (1) AU6217499A (en)
CO (1) CO5320611A1 (en)
NO (1) NO20011504L (en)
WO (1) WO2000021892A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0017675D0 (en) 2000-07-20 2000-09-06 Rhodia Cons Spec Ltd Treatment of iron sulphide deposits
US6866048B2 (en) * 2001-08-15 2005-03-15 Mark Andrew Mattox Method to decrease iron sulfide deposits in pipe lines
EP1423491A4 (en) 2001-08-15 2011-11-02 Mamre Llc Method and composition to decrease iron sulfide deposits in pipe lines
GB0321276D0 (en) * 2003-09-11 2003-10-08 Rhodia Consumer Specialities L Treatment of iron sulphide deposits
GB0402395D0 (en) * 2004-02-03 2004-03-10 Rhodia Cons Spec Ltd Synergistic biocidal compositions
CN100363275C (en) * 2005-06-15 2008-01-23 中国石油天然气集团公司 Scale-resolving agent aiming at metal sulfide scaling
WO2007038403A2 (en) * 2005-09-22 2007-04-05 Chem Technologies Iron sulfide cleaning formulation and methods of use thereof
GB2432154B (en) * 2005-11-10 2010-12-29 Rhodia Uk Ltd Corrosion inhibition
UA106606C2 (en) * 2009-03-16 2014-09-25 Родія Оперейшнс STABILIZED BIOCIDE COMPOSITION
CN103834955A (en) * 2012-11-28 2014-06-04 天津东大道科技有限公司 New type iron-biting bactericide
CN111004663A (en) * 2019-11-26 2020-04-14 杨俭英 Novel borate additive and grease composition containing the same
CN116621263B (en) * 2022-08-19 2024-01-05 广东浪淘砂新型材料有限公司 Defoaming agent for mixing station car washing wastewater, and preparation method and application thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3310419A (en) * 1963-04-16 1967-03-21 Hooker Chemical Corp Process for treating cellulosic material with flameproofing composition
US3578708A (en) * 1967-11-02 1971-05-11 Hooker Chemical Corp Metal sequestrant
GB2145708B (en) * 1983-08-26 1987-02-04 Albright & Wilson Biocidal water treatment
GB2257043A (en) * 1991-04-10 1993-01-06 Albright & Wilson Fungicidal wood treatment using hydroxyalkyl phosphines
GB9222190D0 (en) * 1992-10-22 1992-12-02 Albright & Wilson Flame retardant and water resistant treatment of fabrics
GB9421424D0 (en) * 1994-10-25 1994-12-07 Albright & Wilson Flame-retardent and fabric-softening treatment of textile materials

Also Published As

Publication number Publication date
EP1133450A1 (en) 2001-09-19
CO5320611A1 (en) 2003-09-30
WO2000021892A1 (en) 2000-04-20
NO20011504L (en) 2001-05-31
AU6217499A (en) 2000-05-01
NO20011504D0 (en) 2001-03-23

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