PT838538E - Acidos hidroxiiminoalquilenofosfonicos para inibicao da corrosao e de crosta em sistemas aquosos - Google Patents
Acidos hidroxiiminoalquilenofosfonicos para inibicao da corrosao e de crosta em sistemas aquososInfo
- Publication number
- PT838538E PT838538E PT97118340T PT97118340T PT838538E PT 838538 E PT838538 E PT 838538E PT 97118340 T PT97118340 T PT 97118340T PT 97118340 T PT97118340 T PT 97118340T PT 838538 E PT838538 E PT 838538E
- Authority
- PT
- Portugal
- Prior art keywords
- hydroxyiminoalquilenophosphonic
- crostain
- inquiry
- corrosion
- acids
- Prior art date
Links
- 239000002253 acid Substances 0.000 title 1
- 150000007513 acids Chemical class 0.000 title 1
- 230000007797 corrosion Effects 0.000 title 1
- 238000005260 corrosion Methods 0.000 title 1
Classifications
-
- 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
- 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
- C02F5/02—Softening water by precipitation of the hardness
- C02F5/04—Softening water by precipitation of the hardness using 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
- C02F5/14—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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/735,755 US5788857A (en) | 1996-10-23 | 1996-10-23 | Hydroxyimino alkylene phosphonic acids for corrosion and scale inhibition in aqueous systems |
Publications (1)
Publication Number | Publication Date |
---|---|
PT838538E true PT838538E (pt) | 2002-04-29 |
Family
ID=24957052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT97118340T PT838538E (pt) | 1996-10-23 | 1997-10-22 | Acidos hidroxiiminoalquilenofosfonicos para inibicao da corrosao e de crosta em sistemas aquosos |
Country Status (9)
Country | Link |
---|---|
US (1) | US5788857A (pt) |
EP (1) | EP0838538B1 (pt) |
JP (1) | JPH10165987A (pt) |
KR (1) | KR19980033098A (pt) |
AU (1) | AU4279697A (pt) |
BR (1) | BR9705131A (pt) |
CA (1) | CA2218797A1 (pt) |
DE (1) | DE69709825T2 (pt) |
PT (1) | PT838538E (pt) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6585933B1 (en) | 1999-05-03 | 2003-07-01 | Betzdearborn, Inc. | Method and composition for inhibiting corrosion in aqueous systems |
AU6088099A (en) * | 1998-09-30 | 2000-04-17 | Albright & Wilson Uk Limited | Water treatment |
US6083403A (en) * | 1998-11-05 | 2000-07-04 | Nalco Chemical Company | Stabilized substituted aminomethane-1, 1-diphosphonic acid n-oxides and use thereof in preventing scale and corrosion |
US6409824B1 (en) | 2000-04-25 | 2002-06-25 | United States Gypsum Company | Gypsum compositions with enhanced resistance to permanent deformation |
MY129053A (en) * | 2001-06-06 | 2007-03-30 | Thermphos Trading Gmbh | Composition for inhibiting calcium salt scale |
ATE492682T1 (de) * | 2001-06-06 | 2011-01-15 | Dequest Ag | Verfahren und wässerige zusammensetzung zur herstellung von verbessertem zellstoff |
MY138251A (en) * | 2001-06-06 | 2009-05-29 | Thermphos Trading Gmbh | Method for inhibiting calcium salt scale |
US20040094236A1 (en) * | 2002-11-14 | 2004-05-20 | Crown Technology, Inc. | Methods for passivating stainless steel |
KR100563567B1 (ko) * | 2003-12-24 | 2006-03-27 | 호암모리아 주식회사 | 수(水) 처리 장치 |
US7790001B2 (en) * | 2006-04-17 | 2010-09-07 | Sd Lizenzverwertungsgesellschaft Mbh & Co. Kg | Method of corrosion prevention |
US8771542B2 (en) | 2008-07-11 | 2014-07-08 | Prestone Products Corporation | Heat transfer fluid, additive package, system and method |
US9447657B2 (en) | 2010-03-30 | 2016-09-20 | The Lubrizol Corporation | System and method for scale inhibition |
US20120090508A1 (en) | 2010-10-19 | 2012-04-19 | United States Gypsum Company | Method for producing wet gypsum accelerator |
US9637731B2 (en) | 2013-03-05 | 2017-05-02 | Innovative Environmental Technologies, Inc. | Heavy metal stabilization and methane inhibition during induced or naturally occurring reducing conditions in contaminated media |
US9221699B2 (en) | 2013-03-05 | 2015-12-29 | Innovative Environment Technologies, Inc. | Inhibition of methane production during anaerobic reductive dechlorination |
CN103739093B (zh) * | 2014-01-03 | 2016-03-09 | 广州市特种承压设备检测研究院 | 用于中央空调循环冷却水的三元聚合型缓蚀阻垢剂及其制备方法 |
CN103693765B (zh) * | 2014-01-03 | 2014-12-24 | 广州市特种承压设备检测研究院 | 用于中央空调循环冷却水的无磷缓蚀阻垢剂及其制备方法 |
CN104860403B (zh) * | 2015-04-28 | 2017-02-01 | 陕西凯利清洗有限公司 | 一种用于空分车间设备在线清洗的药液及使用方法 |
US20160376191A1 (en) | 2015-06-24 | 2016-12-29 | United States Gypsum Company | Composite gypsum board and methods related thereto |
CN105645604A (zh) * | 2016-04-22 | 2016-06-08 | 潘福昆 | 一种低磷阻垢缓蚀剂 |
US11225046B2 (en) | 2016-09-08 | 2022-01-18 | United States Gypsum Company | Gypsum board with perforated cover sheet and system and method for manufacturing same |
US20190084856A1 (en) * | 2017-09-20 | 2019-03-21 | Solenis Technologies, L.P. | Composition and method of scale control in regulated evaporative systems |
EP4100142A4 (en) * | 2020-02-06 | 2024-02-28 | Solugen, Inc. | PROTECTIVE COMPOSITIONS FOR USE IN SYSTEMS INCLUDING INDUSTRIAL WATER |
CN114426337B (zh) * | 2020-09-27 | 2024-02-13 | 中国石油化工股份有限公司 | 一种无磷复合缓蚀剂及应用 |
CN114716031B (zh) * | 2021-01-04 | 2023-02-24 | 中国石油化工股份有限公司 | 一种耐高温复合缓蚀阻垢剂及其制备方法 |
WO2023009994A1 (en) * | 2021-07-26 | 2023-02-02 | Solugen, Inc. | Corrosion inhibitors for copper and other yellow metals and methods of using same |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA775575A (en) * | 1961-11-13 | 1968-01-09 | R. Irani Riyad | Organic phosphorus compounds |
US3617576A (en) * | 1970-04-13 | 1971-11-02 | Monsanto Co | Methods of scale inhibition |
DE2104476C2 (de) * | 1971-02-01 | 1983-12-01 | Henkel KGaA, 4000 Düsseldorf | Verfahren zur Verhinderung von Ausfällungen in Wasser oder wäßrigen Lösungen |
DE2621606C2 (de) * | 1976-05-14 | 1987-04-16 | Bayer Ag, 5090 Leverkusen | Verwendung von Propan-1,3-diphosphonsäuren für die Wasserkonditionierung |
US4088678A (en) * | 1976-07-01 | 1978-05-09 | Nalco Chemical Company | Substituted succinic acid compounds and their use as chelants |
US4980128A (en) * | 1987-03-16 | 1990-12-25 | W. R. Grace & Co.-Conn. | Control of corrosion in aqueous systems |
DE3805663A1 (de) * | 1988-02-24 | 1989-09-07 | Henkel Kgaa | Oxaalkanpolyphosphonsaeuren, ihre verwendung als thresholder sowie diese verbindungen enthaltende, komplexierend wirkende zusammensetzungen |
US5167866A (en) * | 1989-12-15 | 1992-12-01 | W. R. Grace & Co. Conn. | Control of corrosion in aqueous systems using certain phosphonomethyl amine oxides |
US5096595A (en) * | 1989-12-15 | 1992-03-17 | W. R. Grace & Co.-Conn. | Control of scale in aqueous systems using certain phosphonomethyl amine oxides |
US5019343A (en) * | 1989-12-15 | 1991-05-28 | W. R. Grace & Co.-Conn. | Control of corrosion in aqueous systems using certain phosphonomethyl amines |
DE69129161T2 (de) * | 1990-01-24 | 1998-07-30 | Fuji Photo Film Co Ltd | Farbentwicklungszusammensetzung und Verarbeitungsverfahren unter Verwendung derselben |
US5259974A (en) * | 1992-03-30 | 1993-11-09 | Calgon Corporation | N,N-bis(phosphonomethyl)-2-amino-1-propanol, derivatives and corresponding lower alkyl ethers and N-oxides thereof for high PH scale control |
US5414112A (en) * | 1993-11-09 | 1995-05-09 | Nalco Chemical Company | N-bis(phosphonomethyl) amino acids and their use as scale inhibitors |
BR9503967A (pt) * | 1994-09-12 | 1996-09-24 | Rohm & Haas | Processo de inibição da formação de incrustação |
US5589106A (en) * | 1995-02-14 | 1996-12-31 | Nalco Chemical Company | Carbon steel corrosion inhibitors |
-
1996
- 1996-10-23 US US08/735,755 patent/US5788857A/en not_active Expired - Fee Related
-
1997
- 1997-10-22 PT PT97118340T patent/PT838538E/pt unknown
- 1997-10-22 DE DE69709825T patent/DE69709825T2/de not_active Expired - Fee Related
- 1997-10-22 JP JP9290167A patent/JPH10165987A/ja active Pending
- 1997-10-22 EP EP97118340A patent/EP0838538B1/en not_active Expired - Lifetime
- 1997-10-22 CA CA002218797A patent/CA2218797A1/en not_active Abandoned
- 1997-10-22 AU AU42796/97A patent/AU4279697A/en not_active Abandoned
- 1997-10-23 BR BR9705131A patent/BR9705131A/pt not_active Application Discontinuation
- 1997-10-23 KR KR1019970054489A patent/KR19980033098A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE69709825T2 (de) | 2002-09-19 |
BR9705131A (pt) | 1999-05-25 |
JPH10165987A (ja) | 1998-06-23 |
EP0838538A1 (en) | 1998-04-29 |
KR19980033098A (ko) | 1998-07-25 |
US5788857A (en) | 1998-08-04 |
CA2218797A1 (en) | 1998-04-23 |
EP0838538B1 (en) | 2002-01-02 |
AU4279697A (en) | 1998-04-30 |
DE69709825D1 (de) | 2002-02-28 |
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