PT84551B - Processo para melhorar a capacidade dos inibidores de corrosao de fosfanato em aguas de arrefecimento industrial - Google Patents
Processo para melhorar a capacidade dos inibidores de corrosao de fosfanato em aguas de arrefecimento industrialInfo
- Publication number
- PT84551B PT84551B PT84551A PT8455187A PT84551B PT 84551 B PT84551 B PT 84551B PT 84551 A PT84551 A PT 84551A PT 8455187 A PT8455187 A PT 8455187A PT 84551 B PT84551 B PT 84551B
- Authority
- PT
- Portugal
- Prior art keywords
- phosphanate
- improving
- capacity
- cooling waters
- industrial cooling
- Prior art date
Links
- 238000005260 corrosion Methods 0.000 title abstract 3
- 230000007797 corrosion Effects 0.000 title abstract 3
- 239000000498 cooling water Substances 0.000 title abstract 2
- 239000003112 inhibitor Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000002401 inhibitory effect Effects 0.000 abstract 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 abstract 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 abstract 1
- ZAWQXWZJKKICSZ-UHFFFAOYSA-N 3,3-dimethyl-2-methylidenebutanamide Chemical compound CC(C)(C)C(=C)C(N)=O ZAWQXWZJKKICSZ-UHFFFAOYSA-N 0.000 abstract 1
- 150000003926 acrylamides Chemical class 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- UEZVMMHDMIWARA-UHFFFAOYSA-M phosphonate Chemical compound [O-]P(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-M 0.000 abstract 1
- 229920001897 terpolymer Polymers 0.000 abstract 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Magnetic Heads (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Prevention Of Electric Corrosion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US84441586A | 1986-03-26 | 1986-03-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT84551A PT84551A (en) | 1987-04-01 |
| PT84551B true PT84551B (pt) | 1989-11-10 |
Family
ID=25292665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT84551A PT84551B (pt) | 1986-03-26 | 1987-03-24 | Processo para melhorar a capacidade dos inibidores de corrosao de fosfanato em aguas de arrefecimento industrial |
Country Status (16)
| Country | Link |
|---|---|
| EP (1) | EP0238728B1 (enExample) |
| JP (1) | JPS62270786A (enExample) |
| CN (1) | CN1019989C (enExample) |
| AT (1) | ATE56051T1 (enExample) |
| AU (1) | AU593082B2 (enExample) |
| BR (1) | BR8701331A (enExample) |
| CA (1) | CA1329474C (enExample) |
| DE (1) | DE3673809D1 (enExample) |
| DK (1) | DK169709B1 (enExample) |
| ES (1) | ES2016796B3 (enExample) |
| FI (1) | FI871242A7 (enExample) |
| GR (1) | GR3001105T3 (enExample) |
| MX (1) | MX173411B (enExample) |
| PT (1) | PT84551B (enExample) |
| TR (1) | TR24741A (enExample) |
| ZA (1) | ZA872236B (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4717542A (en) * | 1987-01-23 | 1988-01-05 | W. R. Grace & Co. | Inhibiting corrosion of iron base metals |
| WO1989007633A1 (en) * | 1988-02-18 | 1989-08-24 | John Kenneth Bethune | Absorbent polymer compositions |
| CN1034738C (zh) * | 1993-03-27 | 1997-04-30 | 云浮硫铁矿企业集团公司 | 一个防护剂组合物 |
| GB9505675D0 (en) * | 1995-03-21 | 1995-05-10 | Diversey Corp | Cleaning compositions |
| JP2008531829A (ja) * | 2005-03-04 | 2008-08-14 | ザ プロクター アンド ギャンブル カンパニー | 腐食防止剤を有する自動食器洗浄用組成物 |
| CN101368091B (zh) * | 2007-08-16 | 2012-01-11 | 中国石油天然气集团公司 | 一种油井水泥缓凝剂 |
| CN101560022B (zh) * | 2009-05-26 | 2011-05-11 | 西安协力动力科技有限公司 | 复合缓蚀阻垢剂 |
| US11085118B2 (en) | 2016-04-14 | 2021-08-10 | Nch Corporation | Composition and method for inhibiting corrosion and scale |
| US10351453B2 (en) * | 2016-04-14 | 2019-07-16 | Nch Corporation | Composition and method for inhibiting corrosion |
Family Cites Families (8)
| 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 |
| US4317744A (en) * | 1979-04-25 | 1982-03-02 | Drew Chemical Corporation | Corrosion inhibitor |
| GB2124607B (en) * | 1982-07-16 | 1986-02-05 | Katayama Chemical Works Co | Scale-inhibiting agent |
| US4566973A (en) * | 1984-08-06 | 1986-01-28 | The B. F. Goodrich Company | Scale inhibition in water systems |
| GB2168359B (en) * | 1984-11-08 | 1988-05-05 | Grace W R & Co | A method of inhibiting corrosion in aqueous systems |
| US4650591A (en) * | 1985-08-29 | 1987-03-17 | Calgon Corporation | Acrylic acid/2-acrylamido-2-methylpropylsulfonic acid/2-acrylamido-2-methylpropyl phosphonic acid polymers as scale and corrosion inhibitors |
| US4752443A (en) * | 1986-05-09 | 1988-06-21 | Nalco Chemical Company | Cooling water corrosion inhibition method |
-
1986
- 1986-12-30 EP EP86118127A patent/EP0238728B1/en not_active Expired - Lifetime
- 1986-12-30 DE DE8686118127T patent/DE3673809D1/de not_active Expired - Fee Related
- 1986-12-30 ES ES86118127T patent/ES2016796B3/es not_active Expired - Lifetime
- 1986-12-30 AT AT86118127T patent/ATE56051T1/de not_active IP Right Cessation
-
1987
- 1987-02-10 CA CA000529357A patent/CA1329474C/en not_active Expired - Fee Related
- 1987-03-20 JP JP62067764A patent/JPS62270786A/ja active Granted
- 1987-03-20 FI FI871242A patent/FI871242A7/fi not_active Application Discontinuation
- 1987-03-24 BR BR8701331A patent/BR8701331A/pt not_active IP Right Cessation
- 1987-03-24 MX MX005678A patent/MX173411B/es unknown
- 1987-03-24 PT PT84551A patent/PT84551B/pt not_active IP Right Cessation
- 1987-03-24 TR TR87/0194A patent/TR24741A/xx unknown
- 1987-03-25 AU AU70632/87A patent/AU593082B2/en not_active Ceased
- 1987-03-25 DK DK150787A patent/DK169709B1/da not_active IP Right Cessation
- 1987-03-25 CN CN87102313A patent/CN1019989C/zh not_active Expired - Fee Related
- 1987-03-26 ZA ZA872236A patent/ZA872236B/xx unknown
-
1990
- 1990-11-26 GR GR90400963T patent/GR3001105T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA872236B (en) | 1987-11-25 |
| CA1329474C (en) | 1994-05-17 |
| DK150787D0 (da) | 1987-03-25 |
| ES2016796B3 (es) | 1990-12-01 |
| FI871242A0 (fi) | 1987-03-20 |
| FI871242A7 (fi) | 1987-09-27 |
| EP0238728B1 (en) | 1990-08-29 |
| DK169709B1 (da) | 1995-01-16 |
| BR8701331A (pt) | 1988-01-05 |
| TR24741A (tr) | 1992-03-06 |
| DK150787A (da) | 1987-09-27 |
| MX5678A (es) | 1993-09-01 |
| GR3001105T3 (en) | 1992-05-12 |
| JPS62270786A (ja) | 1987-11-25 |
| CN87102313A (zh) | 1988-02-24 |
| CN1019989C (zh) | 1993-03-03 |
| DE3673809D1 (de) | 1990-10-04 |
| JPH0146593B2 (enExample) | 1989-10-09 |
| AU593082B2 (en) | 1990-02-01 |
| AU7063287A (en) | 1987-10-01 |
| MX173411B (es) | 1994-03-02 |
| ATE56051T1 (de) | 1990-09-15 |
| PT84551A (en) | 1987-04-01 |
| EP0238728A1 (en) | 1987-09-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 20001031 |