JP2012506496A5 - - Google Patents

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JP2012506496A5
JP2012506496A5 JP2011533333A JP2011533333A JP2012506496A5 JP 2012506496 A5 JP2012506496 A5 JP 2012506496A5 JP 2011533333 A JP2011533333 A JP 2011533333A JP 2011533333 A JP2011533333 A JP 2011533333A JP 2012506496 A5 JP2012506496 A5 JP 2012506496A5
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substrate surface
hard
layer
deposition
chromium
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JP2011533333A
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JP2012506496A (en
JP5739341B2 (en
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Priority claimed from EP08018462.5A external-priority patent/EP2180088B2/en
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Claims (14)

基板表面に硬質クロム層を沈着をするための方法であって、該方法が、A method for depositing a hard chromium layer on a substrate surface, the method comprising:
前記基板表面とクロム含有電解質を接触させるステップと、Contacting the substrate surface with a chromium-containing electrolyte;
前記基板表面上に第1の硬質クロム層を沈着するために、基板表面と対向電極との間にパルス電流を印加するステップと、Applying a pulsed current between the substrate surface and a counter electrode to deposit a first hard chromium layer on the substrate surface;
前記第1の硬質クロム層の上にさらに第2の硬質クロム層を沈着せしめるステップと、を含み、Depositing a second hard chrome layer on the first hard chrome layer;
前記沈着が、周囲に対して本質的にガス不透過性の容器中で、かつ、周囲圧力に比較して減圧条件下で行うと共に、The deposition is carried out in a container that is essentially gas impermeable to the surroundings and under reduced pressure compared to the ambient pressure;
前記基板表面とクロム含有電解質とは、0.1〜5m/秒の速度で互いに移動せしめられる、The substrate surface and the chromium-containing electrolyte are moved to each other at a speed of 0.1 to 5 m / sec.
ことを特徴とする基板表面に硬質クロム層を沈着するための方法。A method for depositing a hard chromium layer on a substrate surface.
前記第2の硬質クロム層の第1の硬質クロム層上への沈着が、直流の電流を用いて行われることを特徴とする請求項1に記載の方法。The method of claim 1, wherein the deposition of the second hard chromium layer on the first hard chromium layer is performed using a direct current. 前記減圧が、周囲圧力に対して、10〜800ミリバールの圧力差を設けられていることを特徴とする請求項1〜2のいずれか一項に記載の方法。The method according to claim 1, wherein the reduced pressure is provided with a pressure difference of 10 to 800 mbar with respect to the ambient pressure. 前記減圧が、周囲圧力に対して、20〜200ミリバールの圧力差を設けられていることを特徴とする請求項1〜2のいずれか一項に記載の方法。The method according to claim 1, wherein the reduced pressure is provided with a pressure difference of 20 to 200 mbar with respect to the ambient pressure. 前記パルス電流の周波数が5〜5000Hzであることを特徴とする請求項1〜4のいずれか一項に記載の方法。The method according to claim 1, wherein the frequency of the pulse current is 5 to 5000 Hz. 前記パルス電流の周波数が50〜1000Hzであることを特徴とする請求項1〜4のいずれか一項に記載の方法。The method according to claim 1, wherein the frequency of the pulse current is 50 to 1000 Hz. 前記第1の硬質クロム層の沈着が、25〜1000A/dmDeposition of the first hard chrome layer is 25 to 1000 A / dm 2 の電流密度で行われることを特徴とする請求項1〜6のいずれか一項に記載の方法。The method according to claim 1, wherein the method is performed at a current density of 前記第1の硬質クロム層の沈着が、50〜500A/dmDeposition of the first hard chrome layer is 50 to 500 A / dm 2 の電流密度で行われることを特徴とする請求項1〜6のいずれか一項に記載の方法。The method according to claim 1, wherein the method is performed at a current density of 前記第2の硬質クロム層の沈着が、直流の電流で、かつ、25〜1000A/dmThe deposition of the second hard chromium layer is a direct current and is 25 to 1000 A / dm. 2 の電流密度で行われることを特徴とする請求項1〜8のいずれか一項に記載の方法。The method according to claim 1, wherein the method is performed at a current density of 前記各硬質クロム層の沈着が、電解質温度が30〜85℃の範囲で行われることを特徴とする請求項1〜9のいずれか一項に記載の方法。The method according to any one of claims 1 to 9, wherein the deposition of each hard chromium layer is performed in an electrolyte temperature range of 30 to 85 ° C. 前記電解質のpHが3以下であることを特徴とする請求項1〜10のいずれか一項に記載の方法。The method according to claim 1, wherein the electrolyte has a pH of 3 or less. 基板表面に硬質クロム層を沈着をするための方法であって、該方法が、
前記基板表面とクロム含有電解質を接触させるステップと、
前記基板表面上に第1の硬質クロム層を沈着するために、基板表面と対向電極との間にパルス電流を印加するステップと、
前記第1の硬質クロム層の上にさらに第2の硬質クロム層を沈着するために、第1の硬質クロム層と対向電極との間に直流電流を印加するステップと、を含み、
前記第1と第2の硬質クロム層の沈着が、周囲に対して本質的にガス不透過性の容器中で、かつ、周囲圧力に比較して10〜800ミリバールの減圧下、電解質のpHが3以下、パルス電流の周波数が5〜5000Hz、電流密度が25〜1000A/dm 、電解質温度が30〜85℃の条件下で行われ、前記基板表面とクロム含有電解質とは、0.1〜5m/秒の速度で互いに移動せしめられる、
ことを特徴とする基板表面に硬質クロム層を沈着するための方法。
A method for depositing a hard chromium layer on a substrate surface, the method comprising:
Contacting the substrate surface with a chromium-containing electrolyte;
Applying a pulsed current between the substrate surface and a counter electrode to deposit a first hard chromium layer on the substrate surface;
Applying a direct current between the first hard chrome layer and the counter electrode to further deposit a second hard chrome layer on the first hard chrome layer,
The deposition of the first and second hard chromium layers is carried out in an essentially gas-impermeable container with respect to the surroundings and under a reduced pressure of 10 to 800 mbar compared to the ambient pressure, the pH of the electrolyte 3 or less, the frequency of the pulse current is 5 to 5000 Hz, the current density is 25 to 1000 A / dm 2 , and the electrolyte temperature is 30 to 85 ° C. The substrate surface and the chromium-containing electrolyte are 0.1 to Moved to each other at a speed of 5m / s,
A method for depositing a hard chromium layer on a substrate surface.
前記第1と第2の硬質クロム層の沈着が、周囲圧力に比較して20〜200ミリバールの減圧下、電解質のpHが1以下、パルス電流の周波数が50〜1000Hz、電流密度が50〜500A/dmThe deposition of the first and second hard chromium layers is under a reduced pressure of 20 to 200 mbar compared to the ambient pressure, the pH of the electrolyte is 1 or less, the frequency of the pulse current is 50 to 1000 Hz, and the current density is 50 to 500 A. / Dm 2 の条件下で行われ、前記基板表面とクロム含有電解質とは、1〜5m/秒の速度で互いに移動せしめられる、The substrate surface and the chromium-containing electrolyte are moved to each other at a speed of 1 to 5 m / sec.
ことを特徴とする請求項12に記載の方法。The method according to claim 12.
請求項1〜13のいずれか一項に記載の方法によって沈着された硬質クロム層を有してなるIt has a hard chromium layer deposited by the method according to any one of claims 1-13.
ことを特徴とする基板。A substrate characterized by that.
JP2011533333A 2008-10-22 2009-10-22 Method for depositing hard chrome layer on substrate surface and substrate having hard chrome layer on surface Active JP5739341B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP08018462.5A EP2180088B2 (en) 2008-10-22 2008-10-22 Method for electroplating hard chrome layers
EP08018462.5 2008-10-22
PCT/US2009/061683 WO2010048404A1 (en) 2008-10-22 2009-10-22 Method for galvanic deposition of hard chrome layers

Publications (3)

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JP2012506496A JP2012506496A (en) 2012-03-15
JP2012506496A5 true JP2012506496A5 (en) 2012-12-06
JP5739341B2 JP5739341B2 (en) 2015-06-24

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US (1) US20110198226A1 (en)
EP (1) EP2180088B2 (en)
JP (1) JP5739341B2 (en)
KR (1) KR101658254B1 (en)
CN (1) CN102257184B (en)
BR (1) BRPI0920600B1 (en)
ES (1) ES2363566T5 (en)
PL (1) PL2180088T5 (en)
WO (1) WO2010048404A1 (en)

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EP2845928B1 (en) * 2013-09-05 2019-11-06 MacDermid Enthone Inc. Aqueous electrolyte composition having a reduced airborne emission
BR112017012991B1 (en) * 2014-12-19 2021-07-13 Weber-Hydraulik Gmbh METHOD FOR THE APPLICATION OF AN INSCRIPTION AND/OR A MARKING, AND CYLINDER FOR FLUID
US11566679B2 (en) * 2020-11-03 2023-01-31 DRiV Automotive Inc. Bumper cap for damper
CN114703516A (en) * 2021-12-14 2022-07-05 西安昆仑工业(集团)有限责任公司 Rapid chromium plating process method for artillery barrel

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JP3918142B2 (en) * 1998-11-06 2007-05-23 株式会社日立製作所 Chrome-plated parts, chromium-plating method, and method of manufacturing chromium-plated parts
JP2002047595A (en) * 2000-07-31 2002-02-15 Tokico Ltd Chromium plating method and chromium plating apparatus
JP3423702B2 (en) * 2000-08-29 2003-07-07 創輝株式会社 Metal plating method
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