KR930021556A - 보일러 물로부터 산소를 제거하기 위한 카보하이드라존 - Google Patents

보일러 물로부터 산소를 제거하기 위한 카보하이드라존 Download PDF

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Publication number
KR930021556A
KR930021556A KR1019930006610A KR930006610A KR930021556A KR 930021556 A KR930021556 A KR 930021556A KR 1019930006610 A KR1019930006610 A KR 1019930006610A KR 930006610 A KR930006610 A KR 930006610A KR 930021556 A KR930021556 A KR 930021556A
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KR
South Korea
Prior art keywords
carbohydrazone
tetrazone
boiler water
compound
dissolved oxygen
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KR1019930006610A
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English (en)
Inventor
지. 켈리 더글라스
엠. 로저스 데보라
제이. 쉬에킨스키 프레데릭
Original Assignee
스티븐 뉴린
날코 케미칼 캄파니
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Application filed by 스티븐 뉴린, 날코 케미칼 캄파니 filed Critical 스티븐 뉴린
Publication of KR930021556A publication Critical patent/KR930021556A/ko

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    • 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
    • C23F11/10—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 using organic inhibitors
    • C23F11/14—Nitrogen-containing compounds
    • C23F11/148—Nitrogen-containing compounds containing a nitrogen-to-nitrogen bond
    • 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
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • 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
    • C23F11/10—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 using organic inhibitors
    • C23F11/14—Nitrogen-containing compounds
    • C23F11/149—Heterocyclic compounds containing nitrogen as hetero atom

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Removal Of Specific Substances (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)

Abstract

본 발명은 일반적을 보일러 시스템에서 부식을 억제하는 것, 더욱 상세하게는 용존 산소를 제거하며 금속표면을 표면안정화시키기 위해 보일러 물을 처리하는 것에 관한 것이다.

Description

보일러 물로부터 산소를 제거하기 위한 카보하이드라존
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 하이드라진 및 카보하이드라지드에 대한 아세트알데히드 카보하이드라존의 표면 안정화 효능을 비교한 것이다.
제2도는 하이드라진에 대한 아세트알데히드 카보하이드라존의 분해를 도시한 것이다.

Claims (12)

  1. 알카리성 pH인 보일러 물에 하기 일반식 1), 2) 및 3)의 카보하이드라존 화합물 그룹으로부터 선택된 카보하이드라존 화합물 하나 이상을 산소 제거량으로 첨가함을 특징으로 하여, 상기 보일러로부터 용존 산소를 제거하는 방법.
    상기식에서, R1내지 R8은 독립적으로, 수소, 알킬 그룹, 치환된 알킬 그룹, 아릴 그룹, 및 치환된 아릴 그룹이다.
  2. 제1항에 있에서, 카보하이드라존을 용존 산소 몰당 0.05몰 이상의 수준으로 가하는 방법.
  3. 제1항 또는 제2항에 있어서, 보일러 물을 탈기 단계에 적용시켜 용존 산소 수준을 낮추고 탈기 후 보일러 물에 카보하이드라존을 가하여 잔류하는 용존 산소를 제거하는 방법.
  4. 제1차 내지 제3항중 어느 한 항에 있어서, 카보하이드라존을 산화-환원 촉매와 함께 사용하는 방법.
  5. 제1항 내지 제4항중 어느 한 항에 있어서, 카보하이드라존을 아세트알데히드 카보하이드라존, 디하이드록시아세톤 카보하이드라존, 메틸 테트라존, 디메텔테트라존, 하이드록시메틸 테트라존 및 디하이드록시메틸 테트라존으로 이루어진 그룹으로부터 선택하는 방법.
  6. 카보하이드라존을 기준으로 하여 산화-환원 반응을 수행할수 있는 촉매 0. 2 내지 약20중량%와 함께 용존산소 몰딩 카보하이드라존 0. 5몰 이상을 보일러 물에 첨가하는 단계를 포함함을 특징으로 하여, 알칼리성 pH인 보일러 물로부터 용존 산소를 제거하고 보이럴 표면을 표면안정화하는 방법.
  7. 제6항에 있어서, 촉매를 구리, 하이드로퀴논, 코발트 및 디에틸하이드록실아민으로 이루어진 그룹으로부터 선택하는 방법.
  8. 하기 일반식 a) 및 b)로 이루어진 카보하이드라존 화합물 그룹으로부터 선택된, 알칼리성 pH의 보일러 물로부터 용존 산소를 제거하기 위한 화합물.
    상기식에서 R1내지 R4는 각각 수소, 알킬 그룹, 치환된 알킬 그룹, 아릴 그룹, 및 치환된 아릴 그룹이다.
  9. 제8항에 있어서, 메틸 테트라존인 화합물.
  10. 제8항에 있어서, 디메틸 테트라존인 화합물.
  11. 제8항에 있어서, 하이드록시메틸 테트라존인 화합물.
  12. 제8항에 있어서, 디하이드록시메틸 테트라존인 화합물..
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930006610A 1992-04-22 1993-04-20 보일러 물로부터 산소를 제거하기 위한 카보하이드라존 KR930021556A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP07/872,255 1992-04-22
US07/872,255 US5258125A (en) 1992-04-22 1992-04-22 Carbohydrazones as boiler water oxygen scavengers

Publications (1)

Publication Number Publication Date
KR930021556A true KR930021556A (ko) 1993-11-22

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KR1019930006610A KR930021556A (ko) 1992-04-22 1993-04-20 보일러 물로부터 산소를 제거하기 위한 카보하이드라존

Country Status (5)

Country Link
US (1) US5258125A (ko)
EP (1) EP0567275A3 (ko)
JP (1) JPH0623370A (ko)
KR (1) KR930021556A (ko)
TW (1) TW289745B (ko)

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US5500185A (en) * 1994-07-29 1996-03-19 Southern California Edison Deoxygenation process
US5589107A (en) * 1994-08-15 1996-12-31 Applied Specialties, Inc. Method and composition for inhibiting corrosion
US6059992A (en) * 1995-10-10 2000-05-09 Veldman; Ray R. Gas treating solution corrosion inhibitor
US6299836B1 (en) 1995-10-10 2001-10-09 Coastal Chemical Co., L.L.C. (A Louisiana Limited Liability Company) Gas treating solution corrosion inhibitor
US5686016A (en) * 1995-10-10 1997-11-11 Veldman; Ray R. Oxygen scavenging solutions for reducing corrosion by heat stable amine salts
US5660736A (en) * 1996-06-21 1997-08-26 Nalco Chemical Company Sodium sulfoxylate formaldehyde as a boiler additive for oxygen scavenging
US5750037A (en) * 1996-10-15 1998-05-12 Nalco Chemical Company Use of tartronic acid as an oxygen scavenger
EP0845438B1 (en) * 1996-11-28 2001-09-19 Kurita Water Industries Ltd. Oxygen scavenger and boiler water treatment chemical
US5904857A (en) * 1997-04-17 1999-05-18 Nalco Chemical Company 4-alkyl and aryl semicarbazides as oxygen scavengers
US6344157B1 (en) * 1999-02-12 2002-02-05 National Starch And Chemical Investment Holding Corporation Conductive and resistive materials with electrical stability for use in electronics devices
US6583201B2 (en) 2001-04-25 2003-06-24 National Starch And Chemical Investment Holding Corporation Conductive materials with electrical stability for use in electronics devices
US20060131248A1 (en) * 2004-12-17 2006-06-22 Charkhutian Kostan B Process for removing dissolved oxygen from an aqueous system
JP4543951B2 (ja) * 2005-02-07 2010-09-15 栗田工業株式会社 脱酸素剤及び脱酸素方法
CN101805906B (zh) * 2010-04-15 2011-09-07 桂林理工大学 一种抑制碳钢在海水中腐蚀的复配型缓蚀剂及制备方法
MD4493C1 (ro) * 2016-10-19 2018-01-31 Институт Прикладной Физики Академии Наук Молдовы Utilizarea clorurii de tris(tiosemicarbazid)cobalt(III) în calitate de inhibitor de coroziune a oţelului în apă
DE102019125288A1 (de) * 2019-09-19 2021-03-25 Henkel Ag & Co. Kgaa Verfärbungsschutz mittels speichersystem

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US4269717A (en) * 1980-04-17 1981-05-26 Nalco Chemical Company Boiler additives for oxygen scavenging
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US4479917A (en) * 1983-11-14 1984-10-30 Olin Corporation Use of aminoguanidine compounds as oxygen-scavenging and corrosion-inhibiting agents

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Publication number Publication date
US5258125A (en) 1993-11-02
JPH0623370A (ja) 1994-02-01
TW289745B (ko) 1996-11-01
EP0567275A3 (en) 1995-02-08
EP0567275A2 (en) 1993-10-27

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