BR9101514A - Processo para a preparacao de uma mistura de acidos fosfono-carboxilicos e mistura de acidos fosfono-carboxilicos - Google Patents

Processo para a preparacao de uma mistura de acidos fosfono-carboxilicos e mistura de acidos fosfono-carboxilicos

Info

Publication number
BR9101514A
BR9101514A BR9101514A BR9101514A BR9101514A BR 9101514 A BR9101514 A BR 9101514A BR 9101514 A BR9101514 A BR 9101514A BR 9101514 A BR9101514 A BR 9101514A BR 9101514 A BR9101514 A BR 9101514A
Authority
BR
Brazil
Prior art keywords
phosphono
mixture
carboxylic acids
preparation
carboxylic
Prior art date
Application number
BR9101514A
Other languages
English (en)
Inventor
Rosa Maria Fabbrini
Original Assignee
Aquatec Quimica Sa
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 Aquatec Quimica Sa filed Critical Aquatec Quimica Sa
Priority to BR9101514A priority Critical patent/BR9101514A/pt
Publication of BR9101514A publication Critical patent/BR9101514A/pt

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
    • C23F11/167—Phosphorus-containing compounds
    • C23F11/1676—Phosphonic acids
BR9101514A 1991-04-15 1991-04-15 Processo para a preparacao de uma mistura de acidos fosfono-carboxilicos e mistura de acidos fosfono-carboxilicos BR9101514A (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR9101514A BR9101514A (pt) 1991-04-15 1991-04-15 Processo para a preparacao de uma mistura de acidos fosfono-carboxilicos e mistura de acidos fosfono-carboxilicos

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR9101514A BR9101514A (pt) 1991-04-15 1991-04-15 Processo para a preparacao de uma mistura de acidos fosfono-carboxilicos e mistura de acidos fosfono-carboxilicos

Publications (1)

Publication Number Publication Date
BR9101514A true BR9101514A (pt) 1992-11-24

Family

ID=4051699

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9101514A BR9101514A (pt) 1991-04-15 1991-04-15 Processo para a preparacao de uma mistura de acidos fosfono-carboxilicos e mistura de acidos fosfono-carboxilicos

Country Status (1)

Country Link
BR (1) BR9101514A (pt)

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FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

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