ATE188681T1 - Verfahren zur verhinderung von sulphatablagerung in wässerigen systemen - Google Patents

Verfahren zur verhinderung von sulphatablagerung in wässerigen systemen

Info

Publication number
ATE188681T1
ATE188681T1 AT95306348T AT95306348T ATE188681T1 AT E188681 T1 ATE188681 T1 AT E188681T1 AT 95306348 T AT95306348 T AT 95306348T AT 95306348 T AT95306348 T AT 95306348T AT E188681 T1 ATE188681 T1 AT E188681T1
Authority
AT
Austria
Prior art keywords
acids
poly
formation
metal sulfate
preventing
Prior art date
Application number
AT95306348T
Other languages
English (en)
Inventor
William Mathis Hann
Susan Tabb Robertson
Yi Hyon Paik
Graham Swift
Original Assignee
Rohm & Haas
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 Rohm & Haas filed Critical Rohm & Haas
Application granted granted Critical
Publication of ATE188681T1 publication Critical patent/ATE188681T1/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
    • C02F5/086—Condensed phosphates
    • 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
    • C02F5/125—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 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Treating Waste Gases (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Cosmetics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Removal Of Specific Substances (AREA)
  • Fats And Perfumes (AREA)
  • Detergent Compositions (AREA)
AT95306348T 1994-09-12 1995-09-11 Verfahren zur verhinderung von sulphatablagerung in wässerigen systemen ATE188681T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30405694A 1994-09-12 1994-09-12

Publications (1)

Publication Number Publication Date
ATE188681T1 true ATE188681T1 (de) 2000-01-15

Family

ID=23174871

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95306348T ATE188681T1 (de) 1994-09-12 1995-09-11 Verfahren zur verhinderung von sulphatablagerung in wässerigen systemen

Country Status (9)

Country Link
US (1) US5658464A (de)
EP (1) EP0705794B1 (de)
JP (1) JPH08103796A (de)
CN (1) CN1072615C (de)
AT (1) ATE188681T1 (de)
AU (1) AU701456B2 (de)
BR (1) BR9503967A (de)
CA (1) CA2158002A1 (de)
DE (1) DE69514468T2 (de)

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MY183907A (en) * 2013-08-20 2021-03-17 Halliburton Energy Services Inc Methods and systems for iron control using a phosphinated carboxylic acid polymer
CN105637122B (zh) * 2013-10-15 2019-05-28 索理思科技公司 用于湿法冶金应用中矿石浆料体系的石膏阻垢剂
WO2015134048A1 (en) * 2014-03-06 2015-09-11 Solenis Technologies Cayman, L.P. Composition and method of scale control in regulated evaporative systems
JP6409302B2 (ja) * 2014-03-31 2018-10-24 栗田工業株式会社 冷却水系の水処理方法及び水処理剤
CN104946216B (zh) * 2015-05-14 2016-05-18 中国石油大学(北京) 一种仿生钻井液及其制备方法
CN107162228A (zh) * 2015-08-02 2017-09-15 合肥智慧龙图腾知识产权股份有限公司 一种水处理用无磷缓蚀阻垢剂及其制备方法
CN105858917A (zh) * 2016-05-27 2016-08-17 泗洪雅苏中草药种植有限公司 一种中药除水垢片和净水片及其制备方法
CN107522301B (zh) * 2016-06-20 2020-07-21 中国石油化工股份有限公司 缓蚀剂或缓蚀剂组合物在抑制水腐蚀中的应用
CN105936552A (zh) * 2016-06-20 2016-09-14 延长油田股份有限公司 一种油田用固体缓蚀阻垢剂及其制备方法
CN107522300A (zh) * 2016-06-20 2017-12-29 中国石油化工股份有限公司 缓蚀剂和缓蚀剂组合物及其制备方法以及其在抑制水腐蚀中的应用和循环水的处理方法
CN107619117B (zh) * 2016-07-13 2019-11-12 中国石油化工股份有限公司 无磷缓蚀剂及其制备方法和应用以及水处理组合物及其应用
CN108002557A (zh) * 2017-12-23 2018-05-08 安徽睿知信信息科技有限公司 一种用于污水处理的化学试剂及其制备方法
CN109665634A (zh) * 2019-01-30 2019-04-23 上海电力学院 一种高分子阻垢缓蚀剂及其制备方法和应用
CN110845051A (zh) * 2019-12-20 2020-02-28 安徽金禾实业股份有限公司 一种三乙胺含盐废水深度处理方法
CN112501617B (zh) * 2020-11-12 2021-11-23 陕西科技大学 一种双疏水链改性l-组氨酸缓蚀剂及其制备方法和应用
JP6989039B1 (ja) * 2021-01-18 2022-01-05 栗田工業株式会社 水処理剤
CN112920419B (zh) * 2021-01-29 2022-09-27 青岛奥凯威节能环保科技有限公司 一种节能型锅炉系统纳米改良剂及其制备方法
CN113087903B (zh) * 2021-03-17 2022-05-20 西安交通大学 一种耐高温的改性聚天冬氨酸阻垢剂及其制备方法和使用方法
CN113651436B (zh) * 2021-08-25 2023-01-31 河北省科学院能源研究所 一种无磷非氮型阻垢分散剂及其制备方法和应用
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Also Published As

Publication number Publication date
EP0705794A2 (de) 1996-04-10
CN1123252A (zh) 1996-05-29
CA2158002A1 (en) 1996-03-13
US5658464A (en) 1997-08-19
JPH08103796A (ja) 1996-04-23
CN1072615C (zh) 2001-10-10
DE69514468T2 (de) 2000-09-07
EP0705794A3 (de) 1998-01-28
AU3049895A (en) 1996-04-04
BR9503967A (pt) 1996-09-24
DE69514468D1 (de) 2000-02-17
EP0705794B1 (de) 2000-01-12
AU701456B2 (en) 1999-01-28

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