ES8802486A1 - Procedimiento para la obtencion de benzoilalaninas inhibidoras de la corrosion en sistemas acuosos - Google Patents
Procedimiento para la obtencion de benzoilalaninas inhibidoras de la corrosion en sistemas acuososInfo
- Publication number
- ES8802486A1 ES8802486A1 ES556008A ES556008A ES8802486A1 ES 8802486 A1 ES8802486 A1 ES 8802486A1 ES 556008 A ES556008 A ES 556008A ES 556008 A ES556008 A ES 556008A ES 8802486 A1 ES8802486 A1 ES 8802486A1
- Authority
- ES
- Spain
- Prior art keywords
- aqueous systems
- special
- corrosion inhibitors
- alanines
- benzoyl
- 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
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
- C23F11/14—Nitrogen-containing compounds
- C23F11/144—Aminocarboxylic acids
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Lubricants (AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE BENZOILAMINAS DE FORMULA GENERAL (I), SIENDO R ELEVADO A 1 Y R ELEVADO A 2; A) AMBOS HIDROGENO O B) AMBOS UN RESTO ALQUILO CON 1 A 6 ATOMOS DE CARBONO DE CADENA LENEAL O RAMIFICADA, O C) R ELEVADO A 1 HIDROGENO O UN RESTO METILO Y R ELEVADO A 2 UN RESTO ALQUILO CON 1 A 4 ATOMOS DE CARBONO; R ELEVADO A 3 ES UN RESTO -C(CH3)M (CH2OH)3-M. DONDE M ES UN ENTERO ENTRE 0 Y 3, ASI COMO SUS SALES ALCALINAS Y DE AMONIO, CON AMONIACO, MONO-, DI Y TRIETANOLAMINA. SE HACE REACCIONAR ANHIDRIDO MALEICO CON CLORURO DE ALUMINIO EN PROPORCION MOLAR DE 1:2 A 20GC, BAJO ENFRIAMIENTO, SEGUIDO DE REACCION CON UN ALQUILBENCENO PARA FORMAR UN INTERMEDIO DE FORMULA (II), EN LA QUE R ELEVADO A 1 Y R SON LOS INDICADOS, Y SE HACE REACCIONAR CON UNA AMINA H2N-R ELEVADO A 3, SIENDO R ELEVADO A 3 EL INDICADO, A UNOS 20GC, BAJO AGITACION. TIENE APLICACION COMO INHIBIDORES DE LA CORROSION EN SISTEMAS ACUOSOS. *FORMULA*
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853521116 DE3521116A1 (de) | 1985-06-13 | 1985-06-13 | Spezielle benzoylalanine und ihre verwendung als korrosionsinhibitoren fuer waessrige systeme |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8802486A1 true ES8802486A1 (es) | 1988-06-16 |
ES556008A0 ES556008A0 (es) | 1988-06-16 |
Family
ID=6273108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES556008A Expired ES8802486A1 (es) | 1985-06-13 | 1986-06-12 | Procedimiento para la obtencion de benzoilalaninas inhibidoras de la corrosion en sistemas acuosos |
Country Status (9)
Country | Link |
---|---|
US (1) | US4751324A (es) |
EP (1) | EP0205114B1 (es) |
JP (1) | JPS61286355A (es) |
AT (1) | ATE50765T1 (es) |
AU (1) | AU594346B2 (es) |
CA (1) | CA1267421A (es) |
DE (2) | DE3521116A1 (es) |
ES (1) | ES8802486A1 (es) |
ZA (1) | ZA864411B (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4323907A1 (de) * | 1993-07-16 | 1995-01-19 | Henkel Kgaa | Verwendung von Carbonsäuren in Mitteln zum Behandeln von Metalloberflächen |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE568954A (es) * | 1958-01-07 | |||
CH365385A (de) * | 1958-01-13 | 1962-11-15 | Geigy Ag J R | Verfahren zur Herstellung von a-substituierten Glycinen bzw. Glycinestern |
GB1074480A (en) * | 1964-07-29 | 1967-07-05 | Pfizer & Co C | Amino acid derivatives and method of preparation |
DE1298670B (de) * | 1966-05-02 | 1969-07-03 | Werk Fuer Bauelemente Der Nach | UEberzugsmassen auf Basis loesungsmittelhaltiger Silikonharzsysteme |
US3517057A (en) * | 1967-09-21 | 1970-06-23 | Merck & Co Inc | Preparation of optically active amino acids |
US3766261A (en) * | 1970-08-21 | 1973-10-16 | Us Agriculture | Process of producing kynurenine |
DE2116293A1 (de) * | 1971-04-02 | 1972-10-19 | Cassella Farbwerke Mainkur Ag, 6000 Frankfurt | Ketonderivate und Verfahren zu ihrer Herstellung |
DE2758123A1 (de) * | 1977-12-24 | 1979-07-05 | Basf Ag | Korrosionsschutzmittel in waessrigen systemen |
DE2943963A1 (de) * | 1979-10-31 | 1981-05-14 | Basf Ag, 6700 Ludwigshafen | Verwendung von alkanolaminsalzen von alkenylbernsteinsaeuren als korrosionsinhibitoren in waessrigen systemen |
DE3416120A1 (de) * | 1984-04-30 | 1985-10-31 | Henkel KGaA, 4000 Düsseldorf | Benzoylalanine und ihre verwendung als korrosionsinhibitoren fuer waessrige systeme |
-
1985
- 1985-06-13 DE DE19853521116 patent/DE3521116A1/de not_active Withdrawn
-
1986
- 1986-06-05 AT AT86107672T patent/ATE50765T1/de not_active IP Right Cessation
- 1986-06-05 DE DE8686107672T patent/DE3669313D1/de not_active Expired - Fee Related
- 1986-06-05 EP EP86107672A patent/EP0205114B1/de not_active Expired - Lifetime
- 1986-06-12 ZA ZA864411A patent/ZA864411B/xx unknown
- 1986-06-12 AU AU58793/86A patent/AU594346B2/en not_active Ceased
- 1986-06-12 ES ES556008A patent/ES8802486A1/es not_active Expired
- 1986-06-13 US US06/874,255 patent/US4751324A/en not_active Expired - Fee Related
- 1986-06-13 JP JP61139100A patent/JPS61286355A/ja active Pending
- 1986-06-13 CA CA000511572A patent/CA1267421A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ATE50765T1 (de) | 1990-03-15 |
JPS61286355A (ja) | 1986-12-16 |
DE3521116A1 (de) | 1986-12-18 |
EP0205114A1 (de) | 1986-12-17 |
EP0205114B1 (de) | 1990-03-07 |
AU594346B2 (en) | 1990-03-08 |
AU5879386A (en) | 1986-12-18 |
CA1267421A (en) | 1990-04-03 |
DE3669313D1 (de) | 1990-04-12 |
ES556008A0 (es) | 1988-06-16 |
ZA864411B (en) | 1987-02-25 |
US4751324A (en) | 1988-06-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19970519 |