DE3673809D1 - CORROSION INHIBITION COMPOSITIONS. - Google Patents
CORROSION INHIBITION COMPOSITIONS.Info
- Publication number
- DE3673809D1 DE3673809D1 DE8686118127T DE3673809T DE3673809D1 DE 3673809 D1 DE3673809 D1 DE 3673809D1 DE 8686118127 T DE8686118127 T DE 8686118127T DE 3673809 T DE3673809 T DE 3673809T DE 3673809 D1 DE3673809 D1 DE 3673809D1
- Authority
- DE
- Germany
- Prior art keywords
- composition
- corrosion inhibition
- inhibition compositions
- inhibiting corrosion
- compositions
- 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.)
- Expired - Fee Related
Links
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Prevention Of Electric Corrosion (AREA)
Abstract
A composition and the use of the composition for inhibiting corrosion in industrial cooling waters which contain hardness and have a pH of at least 8, which composition comprises a water-soluble organic phosphonate capable of inhibiting corrosion in an aqueous alkaline environment and a co- or terpolymer of acrylic acid and certain substituted acrylamides such as t-butyl acrylamide.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84441586A | 1986-03-26 | 1986-03-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3673809D1 true DE3673809D1 (en) | 1990-10-04 |
Family
ID=25292665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686118127T Expired - Fee Related DE3673809D1 (en) | 1986-03-26 | 1986-12-30 | CORROSION INHIBITION COMPOSITIONS. |
Country Status (16)
Country | Link |
---|---|
EP (1) | EP0238728B1 (en) |
JP (1) | JPS62270786A (en) |
CN (1) | CN1019989C (en) |
AT (1) | ATE56051T1 (en) |
AU (1) | AU593082B2 (en) |
BR (1) | BR8701331A (en) |
CA (1) | CA1329474C (en) |
DE (1) | DE3673809D1 (en) |
DK (1) | DK169709B1 (en) |
ES (1) | ES2016796B3 (en) |
FI (1) | FI871242A (en) |
GR (1) | GR3001105T3 (en) |
MX (1) | MX173411B (en) |
PT (1) | PT84551B (en) |
TR (1) | TR24741A (en) |
ZA (1) | ZA872236B (en) |
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 (en) * | 1993-03-27 | 1997-04-30 | 云浮硫铁矿企业集团公司 | A protectant composition |
GB9505675D0 (en) * | 1995-03-21 | 1995-05-10 | Diversey Corp | Cleaning compositions |
CA2599940C (en) * | 2005-03-04 | 2011-11-29 | The Procter & Gamble Company | Automatic dishwashing composition with corrosion inhibitors |
CN101368091B (en) * | 2007-08-16 | 2012-01-11 | 中国石油天然气集团公司 | Oil well cement retarder |
CN101560022B (en) * | 2009-05-26 | 2011-05-11 | 西安协力动力科技有限公司 | Compound corrosion and scale inhibitor |
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 (en) * | 1973-06-30 | 1983-05-19 | Bayer Ag, 5090 Leverkusen | Process for preventing corrosion in water-bearing systems and anti-corrosion agents for carrying out the process |
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/en not_active Expired - Fee Related
- 1986-12-30 ES ES86118127T patent/ES2016796B3/en not_active Expired - Lifetime
- 1986-12-30 AT AT86118127T patent/ATE56051T1/en 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/en active Granted
- 1987-03-20 FI FI871242A patent/FI871242A/en not_active Application Discontinuation
- 1987-03-24 PT PT84551A patent/PT84551B/en not_active IP Right Cessation
- 1987-03-24 MX MX005678A patent/MX173411B/en unknown
- 1987-03-24 BR BR8701331A patent/BR8701331A/en not_active IP Right Cessation
- 1987-03-24 TR TR87/0194A patent/TR24741A/en unknown
- 1987-03-25 AU AU70632/87A patent/AU593082B2/en not_active Ceased
- 1987-03-25 DK DK150787A patent/DK169709B1/en not_active IP Right Cessation
- 1987-03-25 CN CN87102313A patent/CN1019989C/en not_active Expired - Fee Related
- 1987-03-26 ZA ZA872236A patent/ZA872236B/en unknown
-
1990
- 1990-11-26 GR GR90400963T patent/GR3001105T3/en unknown
Also Published As
Publication number | Publication date |
---|---|
TR24741A (en) | 1992-03-06 |
DK169709B1 (en) | 1995-01-16 |
GR3001105T3 (en) | 1992-05-12 |
CA1329474C (en) | 1994-05-17 |
JPH0146593B2 (en) | 1989-10-09 |
JPS62270786A (en) | 1987-11-25 |
MX5678A (en) | 1993-09-01 |
PT84551A (en) | 1987-04-01 |
MX173411B (en) | 1994-03-02 |
EP0238728A1 (en) | 1987-09-30 |
AU7063287A (en) | 1987-10-01 |
DK150787A (en) | 1987-09-27 |
PT84551B (en) | 1989-11-10 |
CN87102313A (en) | 1988-02-24 |
EP0238728B1 (en) | 1990-08-29 |
CN1019989C (en) | 1993-03-03 |
ATE56051T1 (en) | 1990-09-15 |
BR8701331A (en) | 1988-01-05 |
FI871242A (en) | 1987-09-27 |
AU593082B2 (en) | 1990-02-01 |
ES2016796B3 (en) | 1990-12-01 |
FI871242A0 (en) | 1987-03-20 |
ZA872236B (en) | 1987-11-25 |
DK150787D0 (en) | 1987-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |