BR9801680A - Agente inibidor de incrustação e processo para usar o mesmo - Google Patents

Agente inibidor de incrustação e processo para usar o mesmo

Info

Publication number
BR9801680A
BR9801680A BR9801680A BR9801680A BR9801680A BR 9801680 A BR9801680 A BR 9801680A BR 9801680 A BR9801680 A BR 9801680A BR 9801680 A BR9801680 A BR 9801680A BR 9801680 A BR9801680 A BR 9801680A
Authority
BR
Brazil
Prior art keywords
same
fouling inhibitor
fouling
inhibitor
Prior art date
Application number
BR9801680A
Other languages
English (en)
Inventor
Kenji Kowata
Akira Limiura
Shigeru Sato
Urata Usui
Aya Sakaguchi
Original Assignee
Kurita Water Ind 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 Kurita Water Ind Ltd filed Critical Kurita Water Ind Ltd
Publication of BR9801680A publication Critical patent/BR9801680A/pt

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
    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
BR9801680A 1997-05-23 1998-05-22 Agente inibidor de incrustação e processo para usar o mesmo BR9801680A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15036797A JP4043551B2 (ja) 1997-05-23 1997-05-23 スケール防止剤及びスケール防止方法

Publications (1)

Publication Number Publication Date
BR9801680A true BR9801680A (pt) 1999-05-25

Family

ID=15495451

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9801680A BR9801680A (pt) 1997-05-23 1998-05-22 Agente inibidor de incrustação e processo para usar o mesmo

Country Status (9)

Country Link
US (1) US6162391A (pt)
EP (1) EP0879794B1 (pt)
JP (1) JP4043551B2 (pt)
KR (1) KR100294807B1 (pt)
BR (1) BR9801680A (pt)
DE (1) DE69802229T2 (pt)
ID (1) ID20321A (pt)
MX (1) MX204720B (pt)
SG (1) SG64489A1 (pt)

Families Citing this family (26)

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DE19608555A1 (de) * 1996-03-06 1997-09-11 Basf Ag Verwendung von Polymerisaten als Biozid
KR100455839B1 (ko) 1999-11-26 2004-11-06 제이에프이 엔지니어링 가부시키가이샤 수화물계 축열재 및 그 제조방법, 수화물계 축열재를 이용한 축열장치, 그리고 수화물계 냉열수송매체
FR2806427B1 (fr) * 2000-03-15 2002-04-26 Seb Sa Revetement de chambre a vapeur de fer a repasser
JP3945178B2 (ja) * 2001-03-30 2007-07-18 栗田工業株式会社 カルシウム系スケールの防止剤組成物、及び水系でのカルシウム系スケールの防止方法
JP4403250B2 (ja) * 2001-06-13 2010-01-27 株式会社片山化学工業研究所 循環式冷却水系の水処理方法および水処理システム
KR100445747B1 (ko) * 2002-03-21 2004-08-25 유광근 차량용 냉각계통의 부식 및 녹물 방지제
US7541009B2 (en) * 2002-05-31 2009-06-02 Jfe Engineering Corporation Apparatus for producing hydrate slurry
US20050203263A1 (en) * 2004-03-15 2005-09-15 Rodrigues Klein A. Aqueous treatment compositions and polymers for use therein
US7316787B2 (en) * 2004-09-17 2008-01-08 General Electric Company Methods for controlling silica scale in aqueous systems
DE102008053517A1 (de) * 2008-10-28 2010-04-29 Henkel Ag & Co. Kgaa Lackhaftung durch Polyvinylamine in sauren wässrigen polymerhaltigen Korrosionsschutzmitteln
JP5407348B2 (ja) * 2009-01-14 2014-02-05 栗田工業株式会社 シリカ系スケール抑制剤及び防止方法
US9447657B2 (en) 2010-03-30 2016-09-20 The Lubrizol Corporation System and method for scale inhibition
US9221700B2 (en) * 2010-12-22 2015-12-29 Ecolab Usa Inc. Method for inhibiting the formation and deposition of silica scale in aqueous systems
JP5134739B2 (ja) * 2011-02-23 2013-01-30 大日精化工業株式会社 水性液状組成物、水性塗工液、機能性塗工膜、及び複合材料
CN102515372A (zh) * 2011-11-30 2012-06-27 北京建筑工程学院 再生水作为循环冷却水系统中的复合阻垢剂及其制备方法
CN104583333B (zh) 2012-08-21 2017-06-16 大日精化工业株式会社 水性液态组合物、水性涂覆液、功能性涂覆膜、和复合材料
JP6340173B2 (ja) * 2013-07-25 2018-06-06 栗田工業株式会社 冷却水系の処理方法
US10160682B2 (en) 2014-04-23 2018-12-25 Dow Global Technologies Llc Inhibtion of silica scale using hydrophobically-modified alkylene oxide urethane copolymer
CA2951860C (en) 2014-06-19 2022-08-16 Dow Global Technologies Llc Inhibition of silica scale using amine-terminated polyoxyalkylene
CN105016493B (zh) * 2015-07-09 2017-04-12 潍坊友容实业有限公司 一种阻垢缓蚀剂及其在盐碱地排盐暗管中的应用
US10808047B2 (en) 2015-08-21 2020-10-20 G&P Holding, Inc. Silver and copper itaconates and poly itaconates
KR101757982B1 (ko) 2015-09-17 2017-07-13 최영환 온도 저감식 스케일 방지 구조를 갖는 저탕식 열교환기
CN108726494B (zh) 2017-04-20 2023-05-02 艺康美国股份有限公司 磷酸生产和处理设备中的垢控制
US10759662B2 (en) 2018-03-12 2020-09-01 Solenis Technologies, L.P. Systems and methods for reducing formation of scale in phosphoric acid production
CN109336266A (zh) * 2018-11-27 2019-02-15 朱鹏宇 一种煤矿采煤水处理药剂及其对煤矿采煤水的处理方法
CN110104805A (zh) * 2019-03-25 2019-08-09 大唐双鸭山热电有限公司 一种降低火力发电厂循环冷却水使用率的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0172154B1 (en) * 1984-07-13 1990-11-14 Monsanto Company Inhibition of scale formation with a maleate polymer
US4913824A (en) * 1985-10-21 1990-04-03 Nalco Chemical Company Anionic polymers containing N-vinyl-pyrrolidone or other vinyl amides as scale inhibitors for preventing or reducing calcium phosphate and other scales
US4929425A (en) * 1986-05-09 1990-05-29 Nalco Chemical Company Cooling water corrosion inhibition method
US4923634A (en) * 1986-05-09 1990-05-08 Nalco Chemical Company Cooling water corrosion inhibition method
US4711726A (en) * 1986-12-29 1987-12-08 Nalco Chemical Company Carboxylate N-vinylamide copolymers for internal scale control and passivation in high pressure boiler systems
DE3915772A1 (de) * 1989-05-13 1990-11-15 Basf Ag Verwendung von wasserloeslichen copolymerisaten aus monoethylenisch ungesaettigten carbonsaeuren und vinylimidazol(derivaten) als wasserhandlungsmittel
DE4001808A1 (de) * 1990-01-23 1991-07-25 Basf Ag Verwendung von wasserloeslichen copolymerisaten aus monoethylenisch ungesaettigten carbonsaeuren und n-vinylamiden als wasserbehandlungsmittel
US5141655A (en) * 1990-05-31 1992-08-25 Mobil Oil Corporation Inhibition of scale formation from oil well brines utilizing a slow release
DE4409306A1 (de) * 1994-03-18 1995-09-21 Basf Ag Verfahren zur Modifizierung von Metalloberflächen
DE4418156A1 (de) * 1994-05-25 1995-11-30 Basf Ag Verfahren zur Herstellung von stabilen Wasser-in-Öl-Emulsionen von hydrolysierten Polymerisaten von N-Vinylamiden und ihre Verwendung
DE19503546A1 (de) * 1995-02-03 1996-08-08 Basf Ag Wasserlösliche oder wasserdispergierbare Pfropfpolymerisate, Verfahren zu ihrer Herstellung und ihre Verwendung

Also Published As

Publication number Publication date
EP0879794B1 (en) 2001-10-31
DE69802229D1 (de) 2001-12-06
JP4043551B2 (ja) 2008-02-06
KR19980087203A (ko) 1998-12-05
JPH10323696A (ja) 1998-12-08
ID20321A (id) 1998-11-26
KR100294807B1 (ko) 2001-08-07
DE69802229T2 (de) 2002-06-27
EP0879794A1 (en) 1998-11-25
MX204720B (en) 2001-10-12
US6162391A (en) 2000-12-19
MX9804099A (en) 1999-07-31
SG64489A1 (en) 1999-04-27

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B07B Technical examination (opinion): publication cancelled [chapter 7.2 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 22/05/1998, OBSERVADAS AS CONDICOES LEGAIS.

B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 11A , 12A E 13A ANUIDADES.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO DESPACHO 24.3 PUBLICADO NA RPI 2120 DE 23/08/2011 E A 14A ANUIDADE.