BRPI1005158A2 - inibidor e método para evitar escamação à base de sílica. - Google Patents

inibidor e método para evitar escamação à base de sílica.

Info

Publication number
BRPI1005158A2
BRPI1005158A2 BRPI1005158A BRPI1005158A BRPI1005158A2 BR PI1005158 A2 BRPI1005158 A2 BR PI1005158A2 BR PI1005158 A BRPI1005158 A BR PI1005158A BR PI1005158 A BRPI1005158 A BR PI1005158A BR PI1005158 A2 BRPI1005158 A2 BR PI1005158A2
Authority
BR
Brazil
Prior art keywords
silica
polyalkylene oxide
group
nonionic polymer
inhibitor
Prior art date
Application number
BRPI1005158A
Other languages
English (en)
Inventor
Nishida Ikuko
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 BRPI1005158A2 publication Critical patent/BRPI1005158A2/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
    • 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)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)

Abstract

lnibidor e método para evitar escamação à base de sílica. o presente invento descreve um agente de tratamento de água que compreende um polímero não iônico específico e um composto de fósforo e pode exibir a capacidade de inibir a deposição de escamas baseadas em sílica sob uma ampla gama de condições de qualidade de água e condições de temperatura; e um método para tratar a água. o inibidor de escamas baseadas em sílica compreende um polímero não iônico e um composto de fósforo, o polímero não iônico sendo um polímero formado pela reação de uma ligação dupla insaturada e compreendendo unidades derivadas de pelo menos um monômero escolhido dentre o grupo que consiste de (met)acrilamida, (met)acrilamida n-substituída e n-vinil-lactama; e um ou mais polímeros tendo um grupo éter e escolhidos dentre o grupo que consiste de adutos de álcool alquílico i óxido de polialquileno, adutos de ácido monocarboxílico alifático i óxido de polialquileno, e adutos de álcool polivinílico i óxido de polialquileno.
BRPI1005158A 2009-01-14 2010-01-14 inibidor e método para evitar escamação à base de sílica. BRPI1005158A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009005690A JP5407348B2 (ja) 2009-01-14 2009-01-14 シリカ系スケール抑制剤及び防止方法
PCT/JP2010/000175 WO2010082491A1 (ja) 2009-01-14 2010-01-14 シリカ系スケール抑制剤及び防止方法

Publications (1)

Publication Number Publication Date
BRPI1005158A2 true BRPI1005158A2 (pt) 2019-04-24

Family

ID=42339743

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1005158A BRPI1005158A2 (pt) 2009-01-14 2010-01-14 inibidor e método para evitar escamação à base de sílica.

Country Status (4)

Country Link
US (1) US8927654B2 (pt)
JP (1) JP5407348B2 (pt)
BR (1) BRPI1005158A2 (pt)
WO (1) WO2010082491A1 (pt)

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Publication number Priority date Publication date Assignee Title
JP5607446B2 (ja) 2010-07-20 2014-10-15 矢崎総業株式会社 コネクタ
US9221700B2 (en) * 2010-12-22 2015-12-29 Ecolab Usa Inc. Method for inhibiting the formation and deposition of silica scale in aqueous systems
KR101521036B1 (ko) * 2011-02-23 2015-05-15 다이니치 세이카 고교 가부시키가이샤 수성 액상 조성물, 수성 도공액, 기능성 도공막 및 복합재료
CN103030214A (zh) * 2011-09-29 2013-04-10 Toto株式会社 抑制水垢生成的用水处器具
JP5327727B2 (ja) * 2012-02-14 2013-10-30 Ｔｏｔｏ株式会社 トイレ装置
JP6106943B2 (ja) * 2012-04-17 2017-04-05 栗田工業株式会社 逆浸透膜処理方法及び逆浸透膜処理装置
JP2013226526A (ja) * 2012-04-27 2013-11-07 Nippon Shokubai Co Ltd 地熱水用添加剤
EP2889335B1 (en) 2012-08-21 2017-02-01 Dainichiseika Color & Chemicals Mfg. Co., Ltd. Aqueous liquid composition, aqueous coating liquid, functional coating film and composite material
CN106458671B (zh) 2014-06-19 2020-05-22 陶氏环球技术有限责任公司 使用胺封端的聚氧化烯抑制硅垢
JP6364299B2 (ja) * 2014-09-26 2018-07-25 株式会社日本触媒 地熱発電用スケール防止剤
CN104528967B (zh) * 2014-12-19 2016-06-08 新疆德蓝股份有限公司 一种低磷高效阻垢分散剂
JP6786157B2 (ja) * 2016-08-24 2020-11-18 株式会社日本触媒 地熱発電装置用スケール防止剤及び地熱水のスケール防止方法
JP2019084507A (ja) * 2017-11-08 2019-06-06 栗田工業株式会社 シリカスケールの成長抑制方法
MX2021015159A (es) 2019-06-11 2022-01-18 Ecolab Usa Inc Formulacion de inhibidores de corrosion para pozos de reinyeccion geotermica.
US11897801B2 (en) * 2019-07-30 2024-02-13 Solenis Technologies, L.P. Silica scale inhibitors
US20230279313A1 (en) * 2022-03-01 2023-09-07 Kurita Water Industries Ltd. Cleaning agent, cleaning method of water treatment apparatus, and cleaning method of silica-based scale

Family Cites Families (19)

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Publication number Priority date Publication date Assignee Title
GB1208827A (en) * 1968-02-23 1970-10-14 Grace W R & Co Composition and process for inhibiting scaling and/or corrosion in cooling water systems and for stabilizing phosphate solutions
DE2333353C2 (de) * 1973-06-30 1983-05-19 Bayer Ag, 5090 Leverkusen Verfahren zur Verhinderung von Korrosion in wasserführenden Systemen und Korrosionsschutzmittel zur Durchführung des Verfahrens
US3900338A (en) * 1974-04-30 1975-08-19 Calgon Corp Water soluble block polymers used as silt control agents
US4409121A (en) * 1980-07-21 1983-10-11 Uop Inc. Corrosion inhibitors
US4416785A (en) * 1982-05-17 1983-11-22 Uop Inc. Scale-inhibiting compositions of matter
JPS61107998A (ja) 1984-10-31 1986-05-26 Kurita Water Ind Ltd スケ−ル防止剤
JPS61118199A (ja) * 1984-11-14 1986-06-05 Kurita Water Ind Ltd 水処理剤
JPH0231894A (ja) 1988-07-22 1990-02-01 Mitsubishi Gas Chem Co Inc 冷却水系のスケール防止剤
US5078891A (en) * 1990-03-08 1992-01-07 Betz Laboratories, Inc. Method of controlling silica deposition in aqueous systems
CA2042341C (en) 1990-05-23 2001-06-12 Judy H. Bardsley Silica scale inhibition
US6017994A (en) * 1997-01-31 2000-01-25 Nalco Chemical Company Utility of water-soluble polymers having pendant derivatized amide functionalities for scale control
TW460420B (en) * 1997-01-31 2001-10-21 Nalco Chemical Co Utility of water-soluble polymers having pendant derivatized amide functionalities for scale control
JP4043551B2 (ja) * 1997-05-23 2008-02-06 栗田工業株式会社 スケール防止剤及びスケール防止方法
JP4048580B2 (ja) 1997-08-28 2008-02-20 栗田工業株式会社 スケール防止剤
JPH11138193A (ja) * 1997-11-13 1999-05-25 Sanyo Chem Ind Ltd スケール防止剤
JP3523160B2 (ja) * 2000-08-16 2004-04-26 伯東株式会社 シリカ系スケール防止方法
JP2002263690A (ja) * 2001-03-07 2002-09-17 Kurita Water Ind Ltd スケール付着防止剤及びスケール付着防止法
US7316787B2 (en) * 2004-09-17 2008-01-08 General Electric Company Methods for controlling silica scale in aqueous systems
JP2008036562A (ja) * 2006-08-08 2008-02-21 Kurita Water Ind Ltd シリカ系汚れの付着防止剤及び付着防止方法

Also Published As

Publication number Publication date
US20120022192A1 (en) 2012-01-26
JP2010162459A (ja) 2010-07-29
WO2010082491A1 (ja) 2010-07-22
JP5407348B2 (ja) 2014-02-05
US8927654B2 (en) 2015-01-06

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 10A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2549 DE 12-11-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.

B350 Update of information on the portal [chapter 15.35 patent gazette]