EP1233084A3 - "Anodizing process, with low environmental impact, for a workpiece of aluminium or aluminium alloys" - Google Patents

"Anodizing process, with low environmental impact, for a workpiece of aluminium or aluminium alloys" Download PDF

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Publication number
EP1233084A3
EP1233084A3 EP02003522A EP02003522A EP1233084A3 EP 1233084 A3 EP1233084 A3 EP 1233084A3 EP 02003522 A EP02003522 A EP 02003522A EP 02003522 A EP02003522 A EP 02003522A EP 1233084 A3 EP1233084 A3 EP 1233084A3
Authority
EP
European Patent Office
Prior art keywords
aluminium
workpiece
environmental impact
low environmental
anodizing process
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.)
Withdrawn
Application number
EP02003522A
Other languages
German (de)
French (fr)
Other versions
EP1233084A2 (en
Inventor
Alessandro Dattilo
Salvatore Tamiro
Carlo Romano
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.)
Alenia Aermacchi SpA
Original Assignee
Alenia Aeronautica SpA
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 Alenia Aeronautica SpA filed Critical Alenia Aeronautica SpA
Publication of EP1233084A2 publication Critical patent/EP1233084A2/en
Publication of EP1233084A3 publication Critical patent/EP1233084A3/en
Withdrawn legal-status Critical Current

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
EP02003522A 2001-02-20 2002-02-15 "Anodizing process, with low environmental impact, for a workpiece of aluminium or aluminium alloys" Withdrawn EP1233084A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITTO010149 2001-02-20
IT2001TO000149A ITTO20010149A1 (en) 2001-02-20 2001-02-20 LOW ECOLOGICAL ANODIZATION PROCEDURE OF A PIECE OF ALUMINUM OR ALUMINUM ALLOYS.

Publications (2)

Publication Number Publication Date
EP1233084A2 EP1233084A2 (en) 2002-08-21
EP1233084A3 true EP1233084A3 (en) 2004-03-31

Family

ID=11458586

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02003522A Withdrawn EP1233084A3 (en) 2001-02-20 2002-02-15 "Anodizing process, with low environmental impact, for a workpiece of aluminium or aluminium alloys"

Country Status (3)

Country Link
US (1) US20020157961A1 (en)
EP (1) EP1233084A3 (en)
IT (1) ITTO20010149A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2838754B1 (en) * 2002-04-22 2005-03-18 Messier Bugatti METHOD FOR ANODIZING AN ALUMINUM ALLOY PIECE
US20040050709A1 (en) * 2002-09-17 2004-03-18 The Boeing Company Accelerated sulfuric acid and boric sulfuric acid anodize process
CA2514271A1 (en) * 2003-01-30 2004-08-12 Nihon Alumina Kakou Kabushiki Kaisha Method for forming anodic oxide coating on surface of aluminum or aluminum alloy
DE10361888B3 (en) * 2003-12-23 2005-09-22 Airbus Deutschland Gmbh Anodizing process for aluminum materials
DE102004021926A1 (en) 2004-05-04 2005-12-01 Mtu Aero Engines Gmbh A method of making a coating and anode for use in such a method
US7527872B2 (en) * 2005-10-25 2009-05-05 Goodrich Corporation Treated aluminum article and method for making same
ES2324850B1 (en) * 2007-10-29 2010-06-07 Airbus Operations, S.L. PROCEDURE FOR ANODIZED ALUMINUM OR ALUMINUM ALLOYS.
DE102008008055B3 (en) * 2008-02-08 2009-08-06 Airbus Deutschland Gmbh Method for applying a multifunctional coating on aluminum parts and coated workpiece
FR2992979B1 (en) * 2012-07-04 2014-08-08 Messier Bugatti Dowty PROCESSING PROCESS WITH ANODIZATION OF ALUMINUM ALLOYS CONTAINING COPPER
US10094037B2 (en) 2014-10-13 2018-10-09 United Technologies Corporation Hierarchically structured duplex anodized aluminum alloy
AU2016210539B2 (en) * 2015-01-19 2020-10-08 Council Of Scientific And Industrial Research A process for the preparation of corrosion resistant sealed anodized coatings on aluminum alloy
US20200024766A1 (en) * 2018-07-18 2020-01-23 Leonardo S.P.A. Anodization method for corrosion protection of aluminium alloy elements used in an aircraft structure
CN111112943B (en) * 2018-10-31 2022-04-15 江苏瑞尔隆鼎实业有限公司 Method for machining ABS/ESC valve body for automobile braking system
EP4269662A1 (en) 2022-04-29 2023-11-01 Airbus Operations GmbH Methods for anodizing a part surface and subsequently coating the anodized part surface for corrosion protection purposes

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH447758A (en) * 1965-09-30 1967-11-30 Alusuisse Process and device for anodic oxidation of aluminum and its alloys
US3382160A (en) * 1960-03-31 1968-05-07 Asada Tahei Process for inorganically coloring aluminum
EP0065421A1 (en) * 1981-05-19 1982-11-24 Sankyo Aluminium Industry Company Limited Method of treating a surface of an aluminum to form a pattern thereon
CN1004887B (en) * 1985-12-16 1989-07-26 青海省太阳能研究所 Normal temperature fast anode oxidation method for aluminum-plated film
CN1106865A (en) * 1994-02-04 1995-08-16 大连星光电磁铁厂 Aluminium foil anodic oxidation electrolyte solution for electric appliance

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS547267B2 (en) * 1973-09-21 1979-04-05
ES490784A0 (en) * 1980-04-22 1981-02-16 Empresa Nacional Aluminio PROCESS TO ELECTROLYTICALLY COLOR ALUMINUM AND ITS ALLOYS
DE3616725A1 (en) * 1986-05-14 1987-11-19 Alusuisse Manufacture of aluminium alloy products having a uniformly grey, light-fast surface

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3382160A (en) * 1960-03-31 1968-05-07 Asada Tahei Process for inorganically coloring aluminum
CH447758A (en) * 1965-09-30 1967-11-30 Alusuisse Process and device for anodic oxidation of aluminum and its alloys
EP0065421A1 (en) * 1981-05-19 1982-11-24 Sankyo Aluminium Industry Company Limited Method of treating a surface of an aluminum to form a pattern thereon
CN1004887B (en) * 1985-12-16 1989-07-26 青海省太阳能研究所 Normal temperature fast anode oxidation method for aluminum-plated film
CN1106865A (en) * 1994-02-04 1995-08-16 大连星光电磁铁厂 Aluminium foil anodic oxidation electrolyte solution for electric appliance

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DATABASE CA [online] CHEMICAL ABSTRACTS SERVICE, COLUMBUS, OHIO, US; FANG, JINGZHONG ET AL: "Rapid anodic oxidation of aluminum at room temperature", XP002267533, retrieved from STN Database accession no. 109:82073 CA *
DATABASE WPI Section Ch Week 199731, Derwent World Patents Index; Class A97, AN 1997-333590, XP002267534 *

Also Published As

Publication number Publication date
US20020157961A1 (en) 2002-10-31
ITTO20010149A1 (en) 2002-08-20
EP1233084A2 (en) 2002-08-21
ITTO20010149A0 (en) 2001-02-20

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