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WO1999031303A8 - Method for producing hard protection coatings on articles made of aluminium alloys - Google Patents

Method for producing hard protection coatings on articles made of aluminium alloys

Info

Publication number
WO1999031303A8
WO1999031303A8 PCT/RU1997/000408 RU9700408W WO9931303A8 WO 1999031303 A8 WO1999031303 A8 WO 1999031303A8 RU 9700408 W RU9700408 W RU 9700408W WO 9931303 A8 WO9931303 A8 WO 9931303A8
Authority
WO
WIPO (PCT)
Prior art keywords
oxidation
alkaline metal
better
aluminium alloys
alkaline
Prior art date
Application number
PCT/RU1997/000408
Other languages
English (en)
French (fr)
Other versions
WO1999031303A1 (en
Inventor
Alexandr Sergeevich Shatrov
Original Assignee
Isle Coat Ltd
Obschestvo S Ogranichennoi Otv
Alexandr Sergeevich Shatrov
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 Isle Coat Ltd, Obschestvo S Ogranichennoi Otv, Alexandr Sergeevich Shatrov filed Critical Isle Coat Ltd
Priority to US09/581,494 priority Critical patent/US6365028B1/en
Priority to DK97955055T priority patent/DK1050606T3/da
Priority to PCT/RU1997/000408 priority patent/WO1999031303A1/ru
Priority to JP2000539197A priority patent/JP4332297B2/ja
Priority to AT97955055T priority patent/ATE242345T1/de
Priority to ES97955055T priority patent/ES2200219T3/es
Priority to CA002315792A priority patent/CA2315792A1/en
Priority to KR10-2000-7006674A priority patent/KR100463640B1/ko
Priority to AU45197/00A priority patent/AU747068C/en
Priority to EP97955055A priority patent/EP1050606B1/en
Priority to DE69722680T priority patent/DE69722680T2/de
Publication of WO1999031303A1 publication Critical patent/WO1999031303A1/ru
Publication of WO1999031303A8 publication Critical patent/WO1999031303A8/ru

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02Anodisation
    • C25D11/04Anodisation of aluminium or alloys based thereon
    • C25D11/06Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02Anodisation
    • C25D11/024Anodisation under pulsed or modulated current or potential
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02Anodisation
    • C25D11/026Anodisation with spark discharge
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02Anodisation
    • C25D11/04Anodisation of aluminium or alloys based thereon

Definitions

  • ⁇ ⁇ aches ⁇ ve schel ⁇ chn ⁇ g ⁇ ele ⁇ li ⁇ a is ⁇ lzuyu ⁇ v ⁇ dny ⁇ as ⁇ v ⁇ gid ⁇ sida schel ⁇ chn ⁇ g ⁇ me ⁇ alla 1-5 g / l, sili ⁇ a ⁇ a schel ⁇ chn ⁇ g ⁇ me ⁇ alla 2-15 g / l, ⁇ i ⁇ s ⁇ a ⁇ a schel ⁇ chn ⁇ g ⁇ me ⁇ alla 2- 20 g / l and ⁇ e ⁇ sidny ⁇ s ⁇ edineny 2-7 g / l (at ⁇ e ⁇ esche ⁇ e ⁇ 2 ⁇ 2 - 30%).
  • the proposed method without the added benefit of energy and temporary imperfections to improve the protective properties of quick-to-access arrears of interest

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Laminated Bodies (AREA)
  • Electric Connection Of Electric Components To Printed Circuits (AREA)
  • Physical Vapour Deposition (AREA)
  • Electroluminescent Light Sources (AREA)

Description

(57) Ρеφеρаτ: Пρедлагаемοе изοбρеτение οτнοсиτся κ οбласτи πлазменнοгο элеκτροлиτичесκοгο οκсидиροвания алюминиевыχ сπлавοв. Сποсοб вκлючаеτ анοднο-κаτοднοе οκсидиροвание в щелοчнοм элеκτροлиτе с τемπеρаτуροй 15-50°С, с исποльзοванием πеρеменнοгο τοκа часτοτοй 50-60 Гц, πρичем в начальнοй сτадии προцесса в τечение 5-90 сеκунд οκсидиροвание ведуτ πρи πлοτнοсτи τοκа 160-180 Α/дм2, а заτем πлοτнοсτь τοκа снижаюτ дο 3-30 Α/дм2 и ведуτ προцесс в ρежиме самοπροизвοльнοгο снижения ποτρебляемοй мοщнοсτи без οπеρаτивнοй ρегулиροвκи ρежима дο ποлучения заданнοй τοлщины ποκρыτия. Β κачесτве щелοчнοгο элеκτροлиτа исποльзуюτ вοдный ρасτвορ гидροκсида щелοчнοгο меτалла 1-5 г/л, силиκаτа щелοчнοгο меτалла 2-15 г/л, πиροφοсφаτа щелοчнοгο меτалла 2- 20 г/л и πеροκсидныχ сοединений 2-7 г/л (в πеρесчеτе на Η2Ο2 - 30%). Пρедлагаемый сποсοб ποзвοляеτ без дοποлниτельныχ энеρгοзаτρаτ и вρеменныχ ρесуρсοв улучшиτь защиτные свοйсτва οκсиднο-κеρамичесκиχ ποκρыτий за счеτ увеличения миκροτвеρдοсτи, πлοτнοсτи и προчнοсτи сцеπления с οснοвοй.
PCT/RU1997/000408 1997-12-17 1997-12-17 Method for producing hard protection coatings on articles made of aluminium alloys WO1999031303A1 (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
US09/581,494 US6365028B1 (en) 1997-12-17 1997-12-17 Method for producing hard protection coatings on articles made of aluminum alloys
DK97955055T DK1050606T3 (da) 1997-12-17 1997-12-17 Fremgangsmåde til fremstilling af hårde beskyttende coatinger på aluminiumlegeringsenheder
PCT/RU1997/000408 WO1999031303A1 (en) 1997-12-17 1997-12-17 Method for producing hard protection coatings on articles made of aluminium alloys
JP2000539197A JP4332297B2 (ja) 1997-12-17 1997-12-17 アルミニウム合金からつくられた物品上に硬質保護用コーティングを施す方法
AT97955055T ATE242345T1 (de) 1997-12-17 1997-12-17 Verfahren zur herstellung von harten schutzbeschichtungen auf artikel, die aus aluminiumlegierungen hergestellt sind
ES97955055T ES2200219T3 (es) 1997-12-17 1997-12-17 Procedimiento para producir recubrimientos protectores duros sobre articulos fabricados de aleaciones de aluminio.
CA002315792A CA2315792A1 (en) 1997-12-17 1997-12-17 Method of producing hard protective coatings on aluminium alloy items
KR10-2000-7006674A KR100463640B1 (ko) 1997-12-17 1997-12-17 알루미늄 합금 제품상의 경질 보호코팅 제조 방법
AU45197/00A AU747068C (en) 1997-12-17 1997-12-17 Method for producing hard protection coatings on articles made of aluminium alloys
EP97955055A EP1050606B1 (en) 1997-12-17 1997-12-17 Method for producing hard protection coatings on articles made of aluminium alloys
DE69722680T DE69722680T2 (de) 1997-12-17 1997-12-17 Verfahren zur herstellung von harten schutzbeschichtungen auf artikel, die aus aluminiumlegierungen hergestellt sind

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/RU1997/000408 WO1999031303A1 (en) 1997-12-17 1997-12-17 Method for producing hard protection coatings on articles made of aluminium alloys

Publications (2)

Publication Number Publication Date
WO1999031303A1 WO1999031303A1 (en) 1999-06-24
WO1999031303A8 true WO1999031303A8 (en) 2001-05-25

Family

ID=20130177

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/RU1997/000408 WO1999031303A1 (en) 1997-12-17 1997-12-17 Method for producing hard protection coatings on articles made of aluminium alloys

Country Status (11)

Country Link
US (1) US6365028B1 (ru)
EP (1) EP1050606B1 (ru)
JP (1) JP4332297B2 (ru)
KR (1) KR100463640B1 (ru)
AT (1) ATE242345T1 (ru)
AU (1) AU747068C (ru)
CA (1) CA2315792A1 (ru)
DE (1) DE69722680T2 (ru)
DK (1) DK1050606T3 (ru)
ES (1) ES2200219T3 (ru)
WO (1) WO1999031303A1 (ru)

Cited By (2)

* Cited by examiner, † Cited by third party
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US6866896B2 (en) 2002-02-05 2005-03-15 Elisha Holding Llc Method for treating metallic surfaces and products formed thereby
US6994779B2 (en) 1997-01-31 2006-02-07 Elisha Holding Llc Energy enhanced process for treating a conductive surface and products formed thereby

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WO2002022902A1 (fr) * 2000-09-18 2002-03-21 Keronite Limited Materiau de construction a base d'aluminium et procede de production de pieces a partir de ce materiau
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AU2001248930A1 (en) * 2000-12-19 2002-07-01 Aktsionernoe Obschestvo "Avtovaz" Method for coating articles made of aluminium silicon-containing alloys
US20020151398A1 (en) * 2001-04-12 2002-10-17 Dayco Products, Llc Light metal pulleys having improved wear resistance
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CN100503899C (zh) * 2002-03-27 2009-06-24 岛屿涂层有限公司 用于在金属和合金上形成陶瓷涂层的方法和装置及由此方法制得的涂层
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RU2263728C2 (ru) * 2003-11-11 2005-11-10 Шаталов Валерий Константинович Способ получения защитных покрытий на поверхности металлов и сплавов
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US6994779B2 (en) 1997-01-31 2006-02-07 Elisha Holding Llc Energy enhanced process for treating a conductive surface and products formed thereby
US6866896B2 (en) 2002-02-05 2005-03-15 Elisha Holding Llc Method for treating metallic surfaces and products formed thereby

Also Published As

Publication number Publication date
AU747068C (en) 2002-11-07
DE69722680D1 (de) 2003-07-10
KR100463640B1 (ko) 2004-12-29
AU747068B2 (en) 2002-05-09
EP1050606A4 (en) 2002-06-26
KR20010024758A (ko) 2001-03-26
CA2315792A1 (en) 1999-06-24
ATE242345T1 (de) 2003-06-15
EP1050606B1 (en) 2003-06-04
DE69722680T2 (de) 2004-06-03
WO1999031303A1 (en) 1999-06-24
AU4519700A (en) 2001-11-07
JP4332297B2 (ja) 2009-09-16
DK1050606T3 (da) 2003-09-29
EP1050606A1 (en) 2000-11-08
ES2200219T3 (es) 2004-03-01
US6365028B1 (en) 2002-04-02
JP2002508454A (ja) 2002-03-19

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