EP3645470A4 - COMPOSITION AND METHOD OF INHIBITION OF CORROSION AND SCALE FORMATION - Google Patents

COMPOSITION AND METHOD OF INHIBITION OF CORROSION AND SCALE FORMATION Download PDF

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Publication number
EP3645470A4
EP3645470A4 EP18822874.6A EP18822874A EP3645470A4 EP 3645470 A4 EP3645470 A4 EP 3645470A4 EP 18822874 A EP18822874 A EP 18822874A EP 3645470 A4 EP3645470 A4 EP 3645470A4
Authority
EP
European Patent Office
Prior art keywords
scale
composition
inhibiting corrosion
inhibiting
corrosion
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP18822874.6A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3645470A1 (en
Inventor
Marta Drewniak
Lyle H. Steimel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NCH Corp
Original Assignee
NCH Corp
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
Priority claimed from US15/634,416 external-priority patent/US11085118B2/en
Application filed by NCH Corp filed Critical NCH Corp
Publication of EP3645470A1 publication Critical patent/EP3645470A1/en
Publication of EP3645470A4 publication Critical patent/EP3645470A4/en
Pending legal-status Critical Current

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
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • 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
    • 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
    • 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
    • C23F11/167—Phosphorus-containing compounds
    • C23F11/1676—Phosphonic acids
    • 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
    • C23F11/173—Macromolecular compounds
    • 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
    • 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
    • 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
    • C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
EP18822874.6A 2017-06-27 2018-06-04 COMPOSITION AND METHOD OF INHIBITION OF CORROSION AND SCALE FORMATION Pending EP3645470A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/634,416 US11085118B2 (en) 2016-04-14 2017-06-27 Composition and method for inhibiting corrosion and scale
PCT/US2018/035861 WO2019005429A1 (en) 2017-06-27 2018-06-04 COMPOSITION AND METHOD FOR INHIBITING CORROSION AND TARTAR

Publications (2)

Publication Number Publication Date
EP3645470A1 EP3645470A1 (en) 2020-05-06
EP3645470A4 true EP3645470A4 (en) 2020-08-05

Family

ID=64741852

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18822874.6A Pending EP3645470A4 (en) 2017-06-27 2018-06-04 COMPOSITION AND METHOD OF INHIBITION OF CORROSION AND SCALE FORMATION

Country Status (14)

Country Link
EP (1) EP3645470A4 (ko)
JP (1) JP7193487B2 (ko)
KR (1) KR102506078B1 (ko)
CN (1) CN111051251B (ko)
AU (1) AU2018295015B2 (ko)
BR (1) BR112019027852B1 (ko)
CA (1) CA3068248A1 (ko)
CL (2) CL2019003860A1 (ko)
MX (1) MX2019015856A (ko)
MY (1) MY197999A (ko)
PH (1) PH12019502913A1 (ko)
SG (1) SG11201913480YA (ko)
TW (1) TWI823854B (ko)
WO (1) WO2019005429A1 (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220279546A1 (en) 2020-02-28 2022-09-01 Telefonaktiebolaget Lm Ericsson (Publ) Timing offset for control signaling
JP6989039B1 (ja) * 2021-01-18 2022-01-05 栗田工業株式会社 水処理剤
CN113248031A (zh) * 2021-05-26 2021-08-13 新疆水佳源科技有限公司 一种适用于敞开式循环水系统的高效软水缓蚀剂及其制备

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5707529A (en) * 1996-09-24 1998-01-13 Calgon Corporation Method for controlling scale in an aqueous system using a synergistic combination
US6090345A (en) * 1998-02-03 2000-07-18 Bayer Ag Phosphorus-containing compounds based on 1-hydroxypropane-1, 3-diphosphonic acid
CN1603252A (zh) * 2003-09-29 2005-04-06 中国石油化工股份有限公司北京燕山分公司研究院 一种复合阻垢缓蚀剂及其应用
CN1743282A (zh) * 2004-08-31 2006-03-08 中国石化北京燕化石油化工股份有限公司 一种低磷复合阻垢缓蚀剂及其在水处理中的应用
CN102838216A (zh) * 2012-09-18 2012-12-26 济南大学 一种冬季取暖锅炉水阻垢剂
CN105948283A (zh) * 2016-05-23 2016-09-21 山东英联化学科技有限公司 用于闭式冷却塔循环冷却水的低磷复合缓蚀阻垢剂及制法
CN106315880A (zh) * 2016-09-28 2017-01-11 沈阳建筑大学 一种阻垢缓蚀剂及其制备方法
WO2017180328A1 (en) * 2016-04-14 2017-10-19 Nch Corporation Composition and method for inhibiting corrosion

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5120661A (en) * 1987-12-11 1992-06-09 Diversey Corporation Method for detection and quantitative analysis for water treatment chemicals
US5062962A (en) * 1990-05-04 1991-11-05 Betz Laboratories, Inc. Methods of controlling scale formation in aqueous systems
DE4408478A1 (de) * 1994-03-14 1995-09-21 Bayer Ag Mittel zur Wasserbehandlung
US5562830A (en) * 1995-09-14 1996-10-08 Betz Laboratories, Inc. Calcium carbonate scale controlling method
US6207079B1 (en) * 1999-01-28 2001-03-27 Ashland Inc. Scale and/or corrosion inhibiting composition
US6645384B1 (en) * 2000-12-28 2003-11-11 Chemtreat, Inc. Method for inhibiting scale in high-cycle aqueous systems
US6953537B2 (en) * 2002-05-24 2005-10-11 Scott David Trahan Corrosion inhibitor
CN1261377C (zh) * 2003-09-29 2006-06-28 中国石油化工股份有限公司北京燕山分公司研究院 一种复合阻垢缓蚀剂及其应用
CN101700937B (zh) * 2009-11-14 2013-01-30 深圳市南峰水处理服务有限公司 一种复合阻垢剂
CN102344203B (zh) * 2010-12-14 2012-11-28 新疆德蓝股份有限公司 一种用于循环水的耐高温阻垢剂
US9290850B2 (en) * 2013-10-31 2016-03-22 U.S. Water Services Inc. Corrosion inhibiting methods
CN105174505B (zh) * 2015-08-26 2018-02-09 山东天庆科技发展有限公司 复合水处理剂及其应用
CN106554094A (zh) * 2015-09-29 2017-04-05 李尧 一种低膦复合缓蚀阻垢剂及其制备方法
JP2017147555A (ja) * 2016-02-16 2017-08-24 株式会社リコー 情報端末、プログラム、通信制御方法、通信システム
CN106268346B (zh) * 2016-08-30 2020-02-14 湖北省兴发磷化工研究院有限公司 一种反渗透阻垢剂

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5707529A (en) * 1996-09-24 1998-01-13 Calgon Corporation Method for controlling scale in an aqueous system using a synergistic combination
US6090345A (en) * 1998-02-03 2000-07-18 Bayer Ag Phosphorus-containing compounds based on 1-hydroxypropane-1, 3-diphosphonic acid
CN1603252A (zh) * 2003-09-29 2005-04-06 中国石油化工股份有限公司北京燕山分公司研究院 一种复合阻垢缓蚀剂及其应用
CN1743282A (zh) * 2004-08-31 2006-03-08 中国石化北京燕化石油化工股份有限公司 一种低磷复合阻垢缓蚀剂及其在水处理中的应用
CN102838216A (zh) * 2012-09-18 2012-12-26 济南大学 一种冬季取暖锅炉水阻垢剂
WO2017180328A1 (en) * 2016-04-14 2017-10-19 Nch Corporation Composition and method for inhibiting corrosion
CN105948283A (zh) * 2016-05-23 2016-09-21 山东英联化学科技有限公司 用于闭式冷却塔循环冷却水的低磷复合缓蚀阻垢剂及制法
CN106315880A (zh) * 2016-09-28 2017-01-11 沈阳建筑大学 一种阻垢缓蚀剂及其制备方法

Also Published As

Publication number Publication date
TW201908247A (zh) 2019-03-01
WO2019005429A1 (en) 2019-01-03
KR20200020872A (ko) 2020-02-26
CL2020003243A1 (es) 2021-04-30
PH12019502913A1 (en) 2020-09-14
TWI823854B (zh) 2023-12-01
CN111051251A (zh) 2020-04-21
AU2018295015A1 (en) 2020-01-23
MY197999A (en) 2023-07-25
CA3068248A1 (en) 2019-01-03
CN111051251B (zh) 2023-04-14
JP2020525646A (ja) 2020-08-27
KR102506078B1 (ko) 2023-03-07
BR112019027852B1 (pt) 2024-01-30
MX2019015856A (es) 2020-08-06
SG11201913480YA (en) 2020-01-30
AU2018295015B2 (en) 2024-02-15
BR112019027852A2 (pt) 2020-07-07
CL2019003860A1 (es) 2020-08-28
JP7193487B2 (ja) 2022-12-20
EP3645470A1 (en) 2020-05-06

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