PT3360989T - Método para passivar eletroliticamente uma camada de crómio exterior ou de liga de crómio exterior para aumentar a sua resistência à corrosão - Google Patents

Método para passivar eletroliticamente uma camada de crómio exterior ou de liga de crómio exterior para aumentar a sua resistência à corrosão

Info

Publication number
PT3360989T
PT3360989T PT17155862T PT17155862T PT3360989T PT 3360989 T PT3360989 T PT 3360989T PT 17155862 T PT17155862 T PT 17155862T PT 17155862 T PT17155862 T PT 17155862T PT 3360989 T PT3360989 T PT 3360989T
Authority
PT
Portugal
Prior art keywords
outermost chromium
corrosion resistance
alloy layer
increase corrosion
outermost
Prior art date
Application number
PT17155862T
Other languages
English (en)
Inventor
Özkaya Dr Berkem
Wachter Dr Philipp
Pfirrmann Dr Christina
Original Assignee
Atotech Deutschland Gmbh
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 Atotech Deutschland Gmbh filed Critical Atotech Deutschland Gmbh
Publication of PT3360989T publication Critical patent/PT3360989T/pt

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
    • C25D9/00—Electrolytic coating other than with metals
    • C25D9/04—Electrolytic coating other than with metals with inorganic materials
    • C25D9/08—Electrolytic coating other than with metals with inorganic materials by cathodic processes
    • 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
    • C25D11/38—Chromatising
    • 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
    • C25D11/36—Phosphatising
    • 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
    • C25D3/04—Electroplating: Baths therefor from solutions of chromium
    • C25D3/06—Electroplating: Baths therefor from solutions of chromium from solutions of trivalent chromium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
PT17155862T 2017-02-13 2017-02-13 Método para passivar eletroliticamente uma camada de crómio exterior ou de liga de crómio exterior para aumentar a sua resistência à corrosão PT3360989T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17155862.0A EP3360989B1 (en) 2017-02-13 2017-02-13 A method for electrolytically passivating an outermost chromium or outermost chromium alloy layer to increase corrosion resistance thereof

Publications (1)

Publication Number Publication Date
PT3360989T true PT3360989T (pt) 2019-04-02

Family

ID=58018015

Family Applications (1)

Application Number Title Priority Date Filing Date
PT17155862T PT3360989T (pt) 2017-02-13 2017-02-13 Método para passivar eletroliticamente uma camada de crómio exterior ou de liga de crómio exterior para aumentar a sua resistência à corrosão

Country Status (11)

Country Link
US (1) US10900140B2 (pt)
EP (1) EP3360989B1 (pt)
JP (1) JP6991227B2 (pt)
KR (1) KR102258540B1 (pt)
CN (1) CN110312823B (pt)
BR (1) BR112019015198B1 (pt)
ES (1) ES2716930T3 (pt)
MX (1) MX2019009594A (pt)
PT (1) PT3360989T (pt)
TW (1) TWI677600B (pt)
WO (1) WO2018146292A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7154415B2 (ja) * 2018-12-11 2022-10-17 アトテック ドイチェランド ゲーエムベーハー ウント コ カーゲー クロム層又はクロム合金層を析出させるための方法及びめっき装置
US20210017659A1 (en) * 2019-07-18 2021-01-21 The Boeing Company Functional chromium alloy plating from trivalent chromium electrolytes
US11155928B2 (en) 2019-12-19 2021-10-26 The United States Of America As Represented By The Secretary Of The Navy Electrolytic process for deposition of chemical conversion coatings
ES2943158T3 (es) 2020-04-03 2023-06-09 Atotech Deutschland Gmbh & Co Kg Método para formar una capa de pasivación negra sobre una aleación de zinc-hierro y composición de pasivación negra
CN112609220A (zh) * 2020-12-10 2021-04-06 西安铁路信号有限责任公司 一种继电器铜合金零件表面前处理的方法
CN117677492A (zh) * 2021-07-17 2024-03-08 维利米尔有限两合公司 由具有增附性铜层的基底和含铬的覆盖层构成的复合材料和其制造方法
CN114381780A (zh) * 2021-12-13 2022-04-22 首钢京唐钢铁联合有限责任公司 一种耐蚀性好的极低锡量镀锡板及其钝化液和制备方法
KR20230094811A (ko) * 2021-12-21 2023-06-28 삼성전자주식회사 사출 도금물의 부동태 처리 방법
CN114214704B (zh) * 2021-12-30 2023-09-12 江西华创新材有限公司 一种超薄双面光锂电铜箔的钝化工艺
DE102022105844A1 (de) 2022-03-14 2023-09-14 Carl Freudenberg Kg Passivierungsschicht für metallhaltige Substrate
JP7356769B1 (ja) 2023-04-24 2023-10-05 奥野製薬工業株式会社 ３価クロムめっき膜の後処理技術

Family Cites Families (18)

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Publication number Priority date Publication date Assignee Title
NL248698A (pt) * 1958-01-10
FR2248330B1 (pt) 1973-10-22 1979-03-23 Brugarolas Sa
US4167460A (en) 1978-04-03 1979-09-11 Oxy Metal Industries Corporation Trivalent chromium plating bath composition and process
US6004448A (en) 1995-06-06 1999-12-21 Atotech Usa, Inc. Deposition of chromium oxides from a trivalent chromium solution containing a complexing agent for a buffer
FR2749593B1 (fr) * 1996-06-06 1998-08-21 Electro Rech Procede de passivation par voie electrolytique d'une piece revetue d'une couche de zinc ou de zinc allie
CN1127582C (zh) * 1998-12-24 2003-11-12 冶金工业部钢铁研究总院 金属材料表面化学镀镍再套镀硬铬的方法
GB0029954D0 (en) 2000-12-08 2001-01-24 Caradon Mira Ltd Improvements in or relating to metal finishes
KR100554146B1 (ko) 2001-11-14 2006-02-20 주식회사 포스코 아연도금강판용 크로메이트 처리방법
US7101469B2 (en) * 2004-11-10 2006-09-05 Atotech Deutschland Gmbh Metal pieces and articles having improved corrosion resistance
ES2444406T3 (es) 2007-06-14 2014-02-24 Atotech Deutschland Gmbh Tratamiento anti-corrosión para capas de conversión
JP5299887B2 (ja) 2008-03-26 2013-09-25 奥野製薬工業株式会社 ３価クロムめっき皮膜用電解処理液
JP5549837B2 (ja) 2008-08-21 2014-07-16 奥野製薬工業株式会社 クロムめっき皮膜の防錆用浸漬処理液及び防錆処理方法
WO2010026916A1 (ja) 2008-09-05 2010-03-11 日本化学工業株式会社 クロム（iii）含有水溶液およびその製造方法
WO2010035819A1 (ja) 2008-09-29 2010-04-01 ユケン工業株式会社 化成処理用組成物、およびその組成物を用いた黒色皮膜を有する部材の製造方法
EP2281923A1 (de) * 2009-07-03 2011-02-09 ATOTECH Deutschland GmbH Korrosionsschutzbehandlung für Oberflächen aus Zink und Zinklegierungen
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US10415148B2 (en) 2014-03-07 2019-09-17 Macdermid Acumen, Inc. Passivation of micro-discontinuous chromium deposited from a trivalent electrolyte

Also Published As

Publication number Publication date
TWI677600B (zh) 2019-11-21
US10900140B2 (en) 2021-01-26
JP6991227B2 (ja) 2022-01-14
EP3360989B1 (en) 2018-12-26
KR20190113911A (ko) 2019-10-08
KR102258540B1 (ko) 2021-05-31
CN110312823A (zh) 2019-10-08
TW201840912A (zh) 2018-11-16
BR112019015198B1 (pt) 2024-01-09
BR112019015198A2 (pt) 2020-03-24
JP2020506292A (ja) 2020-02-27
CN110312823B (zh) 2021-12-10
WO2018146292A1 (en) 2018-08-16
MX2019009594A (es) 2019-10-14
ES2716930T3 (es) 2019-06-18
EP3360989A1 (en) 2018-08-15
US20190352791A1 (en) 2019-11-21

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