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 acuosos

Info

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
Application number
ES556008A
Other languages
English (en)
Other versions
ES556008A0 (es
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.)
Henkel AG and Co KGaA
Original Assignee
Henkel AG and Co KGaA
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
Application filed by Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Publication of ES8802486A1 publication Critical patent/ES8802486A1/es
Publication of ES556008A0 publication Critical patent/ES556008A0/es
Expired legal-status Critical Current

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*
ES556008A 1985-06-13 1986-06-12 Procedimiento para la obtencion de benzoilalaninas inhibidoras de la corrosion en sistemas acuosos Expired ES8802486A1 (es)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
EP0205114A1 (de) 1986-12-17
US4751324A (en) 1988-06-14
ES556008A0 (es) 1988-06-16
AU5879386A (en) 1986-12-18
DE3669313D1 (de) 1990-04-12
EP0205114B1 (de) 1990-03-07
AU594346B2 (en) 1990-03-08
CA1267421A (en) 1990-04-03
ATE50765T1 (de) 1990-03-15
ZA864411B (en) 1987-02-25
DE3521116A1 (de) 1986-12-18
JPS61286355A (ja) 1986-12-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970519