WO2006001667A1 - Multifunctional water treating composition and water-treating method using the same - Google Patents

Multifunctional water treating composition and water-treating method using the same Download PDF

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Publication number
WO2006001667A1
WO2006001667A1 PCT/KR2005/001989 KR2005001989W WO2006001667A1 WO 2006001667 A1 WO2006001667 A1 WO 2006001667A1 KR 2005001989 W KR2005001989 W KR 2005001989W WO 2006001667 A1 WO2006001667 A1 WO 2006001667A1
Authority
WO
WIPO (PCT)
Prior art keywords
water treating
treating composition
amount
cooling water
weight
Prior art date
Application number
PCT/KR2005/001989
Other languages
English (en)
French (fr)
Inventor
Dong-Jin Choi
Sung-Yong Choi
Jeong-Joo Shin
Original Assignee
Sk Chemicals Co., Ltd.
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 Sk Chemicals Co., Ltd. filed Critical Sk Chemicals Co., Ltd.
Publication of WO2006001667A1 publication Critical patent/WO2006001667A1/en

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
    • C02F5/12—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 nitrogen
    • 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
    • C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • C02F1/766—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine
    • 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
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/02—Non-contaminated water, e.g. for industrial water supply
    • C02F2103/023—Water in cooling circuits
    • 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

Definitions

  • phosphonate compound used in cooling water treating composition according to the present invention include hydroxy ethylidene diphosphonic acid(HEDP), hydroxy phosphono carboxylic acid, aminotrimethylene phosphonic acid, phosphonobutane tricarboxylic acid, ethylenediamine tetramethylidene phosphonic acid, sodium salt or potassium salt thereof and the mixtures thereof.
  • the cooling water treating composition according to the present invention does not include bivalent metal salt, but the composition has a good storage stability. Moreover, the composition can effectively reduce the problems due to corrosion, scale and microorganisms that may happen in every kind industrial water pipe.
  • the cooling water treating composition according to the present invention can be used for an open recirculating cooling system and an once-through cooling system, and is especially useful as a water treating composition for an open recirculating cooling system that suffers serious problems due to microorganisms. [31] [32]
  • the specific examples and the comparative examples are provided for better understanding of the present invention. However, the examples are provided only for explanation of the present invention, and the present invention is not limited to the following examples.

Landscapes

  • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
PCT/KR2005/001989 2004-06-25 2005-06-24 Multifunctional water treating composition and water-treating method using the same WO2006001667A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2004-0048256 2004-06-25
KR20040048256A KR101003064B1 (ko) 2004-06-25 2004-06-25 2가 금속염을 포함하지 않는 일액형 다기능성 냉각수처리제 조성물 및 이를 이용한 수처리 방법

Publications (1)

Publication Number Publication Date
WO2006001667A1 true WO2006001667A1 (en) 2006-01-05

Family

ID=35782041

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2005/001989 WO2006001667A1 (en) 2004-06-25 2005-06-24 Multifunctional water treating composition and water-treating method using the same

Country Status (2)

Country Link
KR (1) KR101003064B1 (ko)
WO (1) WO2006001667A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009000820A2 (de) * 2007-06-28 2008-12-31 Siemens Aktiengesellschaft Korrosionsschützender zusatz für flüssigkeiten

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105399222A (zh) * 2014-09-11 2016-03-16 陕西安得科技实业有限公司 用于处理循环冷却水的杀菌缓蚀剂及其制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5916587A (ja) * 1982-07-16 1984-01-27 Kurita Water Ind Ltd リン酸塩を含む水の処理方法
JPH03188983A (ja) * 1989-12-19 1991-08-16 Takada Kenkyusho:Kk 排水処理方法
US5227133A (en) * 1991-04-12 1993-07-13 Gulf Coast Performance Chemical, Inc. Method and composition for inhibiting general and pitting corrosion in cooling tower water
US5303292A (en) * 1985-04-26 1994-04-12 Kabushiki Kaisha Toshiba Low profile telephone set
KR20040012135A (ko) * 2002-08-01 2004-02-11 에스케이케미칼주식회사 수처리제 조성물, 이의 제조방법 및 이를 이용한 수처리방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100315438B1 (ko) 1997-08-28 2002-02-28 조민호 밀폐순환냉각시스템의부식및스케일억제수처리제조성물및그방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5916587A (ja) * 1982-07-16 1984-01-27 Kurita Water Ind Ltd リン酸塩を含む水の処理方法
US5303292A (en) * 1985-04-26 1994-04-12 Kabushiki Kaisha Toshiba Low profile telephone set
JPH03188983A (ja) * 1989-12-19 1991-08-16 Takada Kenkyusho:Kk 排水処理方法
US5227133A (en) * 1991-04-12 1993-07-13 Gulf Coast Performance Chemical, Inc. Method and composition for inhibiting general and pitting corrosion in cooling tower water
KR20040012135A (ko) * 2002-08-01 2004-02-11 에스케이케미칼주식회사 수처리제 조성물, 이의 제조방법 및 이를 이용한 수처리방법

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009000820A2 (de) * 2007-06-28 2008-12-31 Siemens Aktiengesellschaft Korrosionsschützender zusatz für flüssigkeiten
WO2009000820A3 (de) * 2007-06-28 2009-06-18 Siemens Ag Korrosionsschützender zusatz für flüssigkeiten

Also Published As

Publication number Publication date
KR20050122651A (ko) 2005-12-29
KR101003064B1 (ko) 2010-12-21

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