PL444413A1 - Bath for electrochemical coating of aluminum with zinc and its application - Google Patents

Bath for electrochemical coating of aluminum with zinc and its application

Info

Publication number
PL444413A1
PL444413A1 PL444413A PL44441323A PL444413A1 PL 444413 A1 PL444413 A1 PL 444413A1 PL 444413 A PL444413 A PL 444413A PL 44441323 A PL44441323 A PL 44441323A PL 444413 A1 PL444413 A1 PL 444413A1
Authority
PL
Poland
Prior art keywords
application
bath
sub
zinc
aluminum
Prior art date
Application number
PL444413A
Other languages
Polish (pl)
Inventor
Marek Baraniak
Jarosław Wojciechowski
Grzegorz LOTA
Małgorzata Graś-Ligocka
Katarzyna Szwabińska
Szymon Znaniecki
Original Assignee
Politechnika Poznańska
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 Politechnika Poznańska filed Critical Politechnika Poznańska
Priority to PL444413A priority Critical patent/PL444413A1/en
Publication of PL444413A1 publication Critical patent/PL444413A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/22—Electroplating: Baths therefor from solutions of zinc
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/34—Pretreatment of metallic surfaces to be electroplated
    • C25D5/42—Pretreatment of metallic surfaces to be electroplated of light metals
    • C25D5/44—Aluminium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemically Coating (AREA)
  • Paints Or Removers (AREA)

Abstract

Przedmiotem zgłoszenia jest kąpiel do elektrochemicznego pokrywania aluminium cynkiem, którą stanowi alkaliczna kąpiel amonochlorkowa o składzie 50 - 90 g/L ZnCl<sub>2</sub>, 90 - 130 g/L NaCl, 5 - 15 g/L NH<sub>4</sub>Cl, 450 - 650 ml/L 25% wodnego roztworu NH<sub>3</sub> oraz woda destylowana uzupełniająca do objętości 1L i pH w zakresie 9,2 – 10,7. Przedmiotem zgłoszenia jest również zastosowanie kąpieli.The subject of the application is a bath for electrochemical coating of aluminum with zinc, which is an alkaline ammonium chloride bath with a composition of 50 - 90 g/L ZnCl<sub>2</sub>, 90 - 130 g/L NaCl, 5 - 15 g/L NH<sub >4</sub>Cl, 450 - 650 ml/L 25% aqueous solution of NH<sub>3</sub> and distilled water making up to a volume of 1L and pH in the range of 9.2 - 10.7. The application of the bath is also subject to application.

PL444413A 2023-04-14 2023-04-14 Bath for electrochemical coating of aluminum with zinc and its application PL444413A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL444413A PL444413A1 (en) 2023-04-14 2023-04-14 Bath for electrochemical coating of aluminum with zinc and its application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL444413A PL444413A1 (en) 2023-04-14 2023-04-14 Bath for electrochemical coating of aluminum with zinc and its application

Publications (1)

Publication Number Publication Date
PL444413A1 true PL444413A1 (en) 2024-03-11

Family

ID=90195127

Family Applications (1)

Application Number Title Priority Date Filing Date
PL444413A PL444413A1 (en) 2023-04-14 2023-04-14 Bath for electrochemical coating of aluminum with zinc and its application

Country Status (1)

Country Link
PL (1) PL444413A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL269453A1 (en) * 1987-12-14 1989-06-26 Inst Mech Precyz Bath for zinc coating of aluminium and aluminium alloys,especially before galvanizing with metals
PL436407A1 (en) * 2020-12-20 2022-06-27 Przedsiębiorstwo Produkcyjno Handlowo-Usługowe Ut-Oil Spółka Z Ograniczoną Odpowiedzialnością Method of electrochemical production of zinc coatings with increased corrosion resistance
PL437007A1 (en) * 2021-02-16 2022-08-22 Przedsiębiorstwo Produkcyjno-Handlowe Wr Spółka Z Ograniczoną Odpowiedzialnością Method of electrodeposition of metallic coatings on the surface of aluminum and aluminum alloys

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL269453A1 (en) * 1987-12-14 1989-06-26 Inst Mech Precyz Bath for zinc coating of aluminium and aluminium alloys,especially before galvanizing with metals
PL436407A1 (en) * 2020-12-20 2022-06-27 Przedsiębiorstwo Produkcyjno Handlowo-Usługowe Ut-Oil Spółka Z Ograniczoną Odpowiedzialnością Method of electrochemical production of zinc coatings with increased corrosion resistance
PL437007A1 (en) * 2021-02-16 2022-08-22 Przedsiębiorstwo Produkcyjno-Handlowe Wr Spółka Z Ograniczoną Odpowiedzialnością Method of electrodeposition of metallic coatings on the surface of aluminum and aluminum alloys

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