JP2013520575A - 蒸着アルミニウム表面のクロムフリー不動態化方法 - Google Patents
蒸着アルミニウム表面のクロムフリー不動態化方法 Download PDFInfo
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- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
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- C23C22/36—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates
- C23C22/362—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates containing also zinc cations
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Abstract
Description
その表面上に蒸着アルミニウムを含む基材を提供する工程;
上記基材の上記表面を、ヘキサフルオロジルコネートを含む水性の実質的にクロムフリーの組成物で処理する工程;および
上記処理された表面を水でリンスする工程、を含む方法を含む。
基材上にアルミニウムの層を蒸着する工程;
上記蒸着アルミニウムを有する上記基材を、ヘキサフルオロジルコネートを含む水性の実質的にクロムフリーの組成物で処理する工程;および
上記処理された基材を水でリンスする工程、を含む方法を含む。
本開示および請求の範囲の全体を通じて、範囲および比率の数値限定は組み合わされ得、そして全ての範囲は、単位増加量にて全ての部分範囲を含むとみなされる。
本発明に従って取り扱われる部分は、代表的には、ファスナー、例えば、ボルト、ねじ、ナット、ほかのタイプの同様の固定要素、ヒンジ、コネクター、フックタイプのファスナーなど、ならびにドア、キャビネット、キッチン、商業、産業および農業のハードウェアおよびフィッティングを含む全ての種類のハードウェア、取り付け具およびフィッティングである。
アルミニウム層が基材上に蒸着される方法は、例えば、化学蒸着(CVD)、イオン蒸着(IVD)、および/または物理蒸着(PVD)の1または2以上の組み合わせを含む、任意の公知の蒸着方法を含み得る。
基材上の蒸着アルミニウム層を不動態化するための方法は、層および基材をヘキサフルオロジルコネートの塩またはヘキサフルオロジルコネートの塩とともに(a)マグネシウム塩、(b)ニッケル塩、(c)亜鉛塩もしくは(d)マグネシウム塩、ニッケル塩および亜鉛塩のいずれか2以上の組み合わせのどちらかを含む水性の実質的にクロムフリーの組成物で処理する工程を含む。水性の組成物は、例えば、噴霧、ディッピング、浸漬、大量のバレル処理、ブラッシング、ワイピングまたは固体基材に水性の液体を付与するためのいずれかの他の適切な方法を含む、任意の適切な方法によって、基材に付与され得る。バレルまたは他のバルク装置内のようなバルク加工工程にて、蒸着アルミニウムが付与される場合、1つの実施形態では、本発明に従う方法の続く工程、すなわち、水性の組成物で処理する工程もまた、同じバレルまたはバルク装置中で実施されてもよい。
これらの試験のために、2セットのサンプル基材を調製する。FUZEBOX(登録商標)蒸着アルミニウムとファスナーの第1のセットを、1100系アルミニウム合金片の第2のセットとともに試験する。上記1100アルミニウム合金は99%アルミニウムであり、全てのアルミニウム合金中でアルミニウム含有量が最も高く、このため、比較目的のために、FUZEBOX(登録商標)蒸着アルミニウム(実質的に純粋な(例えば、少なくとも99.9%)アルミニウムであると考えられる)に組成が最も近い。
セット2=1100アルミニウム(1”×3”片)
1.ALKALUME(登録商標)143(50g/L、60℃、5分)
2.リンス
3.Alklean AC-2TM(10%、20℃、2分)
4.水リンス
5.Desmutter NF-2TM(80g/L、20℃、1分)
6.水リンス
7.前処理溶液(25℃、5分)
8.脱イオン水リンス
9.オーブン乾燥(100℃、10分)
1.未処理、上述のように、アルミニウム表面を洗浄するのみ。
2.INTERLOX(登録商標)338
(NH4)2ZrF6 5g/L(約1.9g/L Zr)
塩化クロム(CrCl3・6H2O) 7g/L(約1.37g/L Cr)
3.本発明、ヘキサフルオロジルコネートおよびMgイオン
(NH4)2ZrF6 5.0g/L(約1.9g/L Zr)
Mg(NO3)2・6H2O 6.3g/L(約0.75g/L Mg)
4.本発明、ヘキサフルオロジルコネートおよびZnイオン
(NH4)2ZrF6 5.0g/L(約1.9g/L Zr)
ZnSO4・7H2O 9.18g/L(約2.1g/L Zn)
5.本発明、ヘキサフルオロジルコネートおよびNiイオン
(NH4)2ZrF6 5.0g/L(約1.9g/L Zr)
NiSO4・6H2O 8.43g/L(約1.9g/L Ni)
電解質溶液:5%NaCl(試料ごと都度調製)
作用電極面積:1.000cm2
密度(Al)=2.7000g/mL
当量(Al)=9.000グラム
参照電極:Ag、AgCl/KCl(飽和)(0.197V)
スキャン定義
開始電位:−0.250V(開回路に対し)
最終電位:0.250V(開回路に対し)
ステップ高さ:0.5000mV
スキャン速度:2.00mV/秒
ステップ時間:0.250秒
ポイントの数:1001
腐食計算
Icorr=腐食電流
*=各試験で与えられるターフェル定数によって決定される係数
A=面積(cm2)
d=密度(g/cm3)
0.13=メートルおよび時間換算係数
6つの異なる処理および未処理により、FUZEBOX(登録商標)蒸着アルミニウムとファスナーの第2のセットを本実施例にて試験する。本実施例では、試験基材は、Akzo Nobelから得られる6番のFUZEBOX(登録商標)の蒸着アルミニウムコーティングファスナーである。
1.ALKALUME(登録商標)143(50g/L、60℃、5分)
2.リンス
3.Alklean AC-2TM(10%、20℃、2分)
4.リンス
5.Desmutter NF-2TM(80g/L、20℃、1分)
6.リンス
7.前処理溶液(48℃、5分)
8.DIリンス
9.オーブン乾燥(100℃、10〜15分)
1.未処理、上述のように、蒸着アルミニウム表面を洗浄するのみ。
2.本発明、ヘキサフルオロジルコネートのみ
(NH4)ZrF6 5.16g/L
3.本発明、ヘキサフルオロジルコネートおよびマグネシウム
(NH4)ZrF6 5.16g/L
Mg(NO3)2・6H2O 6.285g/L
4.本発明、ヘキサフルオロジルコネートおよびニッケル
(NH4)ZrF6 5.16g/L
NiSO4・6H2O 8.43g/L
5.本発明、ヘキサフルオロジルコネートおよび亜鉛
(NH4)ZrF6 5.16g/L
ZnSO4・7H2O 9.18g/L
6.本発明、ヘキサフルオロジルコネート、マグネシウムおよびニッケル
(NH4)ZrF6 5.16g/L
Mg(NO3)2・6H2O 6.285g/L
NiSO4・6H2O 8.43g/L
7.本発明、ヘキサフルオロジルコネート、マグネシウムおよび亜鉛
(NH4)ZrF6 5.16g/L
Mg(NO3)2・6H2O 6.285g/L
ZnSO4・7H2O 9.18g/L
セル定義
電解質溶液:5%NaCl(試料ごと都度調製)
作用電極面積:約1.50cm2
密度: Al=2.7000g/mL
Zr=6.52g/mL
当量: Al=9.00グラム
Zr=22.8グラム
参照電極:Ag、AgCl/KCl(飽和)(0.197V)
スキャン定義
開始電位:−0.250V(開回路に対し)
最終電位:0.250V(開回路に対し)
ステップ高さ:0.5000mV
スキャン速度:2.00mV/秒
ステップ時間:0.250秒
ポイントの数:1001
腐食計算
Icorr=腐食電流
*は各試験で与えられるターフェル定数によって決定される
A=面積(cm2)
d=密度(g/cm3)
0.13=メートルおよび時間換算係数
実施例2のサンプルの腐食試験結果を、以下の表に示す。
Claims (20)
- 基材上の蒸着アルミニウム層を不動態化するための方法であって:
その表面上に蒸着アルミニウムを含む基材を提供する工程;
該基材の該表面を、ヘキサフルオロジルコネートを含む水性の実質的にクロムフリーの組成物で処理する工程;および
該処理された表面を水でリンスする工程、
を含む、方法。 - ヘキサフルオロジルコネートを含む前記クロムフリーの組成物が、マグネシウム塩、ニッケル塩、亜鉛塩またはマグネシウム塩、ニッケル塩および亜鉛塩のいずれか2以上の組み合わせをさらに含む、請求項1に記載の方法。
- 前記蒸着アルミニウムが、周囲雰囲気で分解温度を有する金属含有前駆体の分解によって前記表面に付与され、前記基材が該前駆体の該分解温度より高い温度で維持される一方、該周囲雰囲気が該前駆体の該分解温度より低い温度で維持される、請求項1または2のいずれかに記載の方法。
- 前記蒸着アルミニウムが、化学蒸着、イオン蒸着および物理蒸着の1または2以上の組み合わせによって前記表面に付与される、請求項1または2のいずれかに記載の方法。
- 前記基材が、前記アルミニウムが蒸着された鉄金属を含む、請求項1から4のいずれか1項に記載の方法。
- 前記鉄金属が鋼である、請求項5に記載の方法。
- 前記水性のクロムフリーの組成物が、添加亜鉛イオンを含まない、請求項1から6のいずれか1項に記載の方法。
- 前記水性のクロムフリーの組成物が、添加アルカリ金属イオンを含まない、請求項1から7のいずれか1項に記載の方法。
- 前記処理されたアルミニウムの層を覆う少なくとも1つのさらなる層を析出させる工程をさらに含み、該さらなる層が金属層または有機コーティングの1以上を含む、請求項1から8のいずれか1項に記載の方法。
- 前記ヘキサフルオロジルコネートが、ヘキサフルオロジルコニウム酸、ヘキサフルオロジルコニウム酸アンモニウム、ヘキサフルオロジルコニウム酸第4級アンモニウム、ヘキサフルオロジルコニウム酸アルカリ金属、ヘキサフルオロジルコニウム酸アルカリ土類金属、またはヘキサフルオロジルコニウム酸遷移金属の1またはいずれか2以上の混合物として提供される、請求項1から9のいずれか1項に記載の方法。
- 基材上の蒸着アルミニウム層を不動態化するための方法であって:
基材上にアルミニウムの層を蒸着する工程;
該蒸着アルミニウムを有する該基材を、ヘキサフルオロジルコネートを含む水性の実質的にクロムフリーの組成物で処理する工程;および
該処理された基材を水でリンスする工程、
を含む、方法。 - ヘキサフルオロジルコネートを含む前記クロムフリーの組成物が、マグネシウム塩、ニッケル塩、亜鉛塩、またはマグネシウム塩、ニッケル塩および亜鉛塩のいずれか2以上の組み合わせをさらに含む、請求項11に記載の方法。
- 前記蒸着が、周囲雰囲気で分解温度を有する金属含有前駆体の分解によるものであり、前記基材が該前駆体の該分解温度より高い温度で維持される一方、周囲雰囲気が該前駆体の該分解温度より低い温度で維持される、請求項11または12のいずれかに記載の方法。
- 前記蒸着が、化学蒸着、イオン蒸着および物理蒸着の1または2以上の組み合わせによる、請求項11または12のいずれかに記載の方法。
- 前記基材が鉄金属を含む、請求項11から14のいずれか1項に記載の方法。
- 前記鉄金属が鋼である、請求項15に記載の方法。
- 前記水性のクロムフリーの組成物が添加亜鉛イオンを含まない、請求項11から16のいずれか1項に記載の方法。
- 前記水性のクロムフリーの組成物が添加アルカリ金属イオンを含まない、請求項11から17のいずれか1項に記載の方法。
- 前記処理されたアルミニウムの層を覆う少なくとも1つのさらなる層を析出させる工程をさらに含み、該さらなる層が金属層または有機コーティングの1以上を含む、請求項11から18のいずれか1項に記載の方法。
- 前記ヘキサフルオロジルコネートが、ヘキサフルオロジルコニウム酸、ヘキサフルオロジルコニウム酸アンモニウム、ヘキサフルオロジルコニウム酸第4級アンモニウム、ヘキサフルオロジルコニウム酸アルカリ金属、ヘキサフルオロジルコニウム酸アルカリ土類金属、またはヘキサフルオロジルコニウム酸遷移金属の1またはいずれか2以上の混合物として提供される、請求項11から19のいずれか1項に記載の方法。
Applications Claiming Priority (3)
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US12/711,431 | 2010-02-24 | ||
US12/711,431 US20110206844A1 (en) | 2010-02-24 | 2010-02-24 | Chromium-free passivation of vapor deposited aluminum surfaces |
PCT/US2011/025662 WO2011106304A1 (en) | 2010-02-24 | 2011-02-22 | Chromium -free passivation process of vapor deposited aluminum surfaces |
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JP2013520575A true JP2013520575A (ja) | 2013-06-06 |
JP2013520575A5 JP2013520575A5 (ja) | 2014-03-13 |
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JP2012555073A Pending JP2013520575A (ja) | 2010-02-24 | 2011-02-22 | 蒸着アルミニウム表面のクロムフリー不動態化方法 |
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US (1) | US20110206844A1 (ja) |
EP (1) | EP2539488A1 (ja) |
JP (1) | JP2013520575A (ja) |
KR (1) | KR20130027457A (ja) |
CN (1) | CN102782186A (ja) |
WO (1) | WO2011106304A1 (ja) |
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US9194039B2 (en) * | 2011-03-15 | 2015-11-24 | Directed Vapor Technologies International | Method for applying aluminum alloy coatings for corrosion protection of steel |
CA2883180C (en) | 2012-08-29 | 2017-12-05 | Ppg Industries Ohio, Inc. | Zirconium pretreatment compositions containing molybdenum, associated methods for treating metal substrates, and related coated metal substrates |
US10400337B2 (en) | 2012-08-29 | 2019-09-03 | Ppg Industries Ohio, Inc. | Zirconium pretreatment compositions containing lithium, associated methods for treating metal substrates, and related coated metal substrates |
KR101473641B1 (ko) * | 2014-06-30 | 2014-12-17 | 조상무 | Cvd공정을 통해 알루미늄 등축정 조직을 형성하는 금속 내외장재의 표면처리 방법 및 이를 이용하여 표면처리된 금속 내외장재 |
EP3303486B1 (en) | 2015-06-03 | 2019-03-20 | ATOTECH Deutschland GmbH | Surface treatment composition |
WO2017000315A1 (zh) * | 2015-07-02 | 2017-01-05 | 许昌学院 | 用于铝合金表面处理的钛锆系有色无铬钝化液、使用其处理铝合金表面的方法及其应用 |
CN109689933A (zh) | 2016-08-24 | 2019-04-26 | Ppg工业俄亥俄公司 | 用于处理金属基材的碱性组合物 |
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AU662758B2 (en) * | 1991-08-30 | 1995-09-14 | Henkel Corporation | Process for treating metal with aqueous acidic composition that is substantially free from chromium (VI) |
US5191099A (en) * | 1991-09-05 | 1993-03-02 | Regents Of The University Of Minnesota | Chemical vapor deposition of aluminum films using dimethylethylamine alane |
KR100246155B1 (ko) * | 1997-07-28 | 2000-04-01 | 최형수 | 알루미늄 화학 증착법을 위한 새로운 아마이도 알란 전구체 |
KR100279067B1 (ko) * | 1998-04-23 | 2001-01-15 | 신현국 | 화학증착용알루미늄화합물및그제조방법 |
KR100289945B1 (ko) * | 1998-09-15 | 2001-09-17 | 신현국 | 알루미늄박막의화학증착용전구체화합물및이의제조방법 |
US6758916B1 (en) * | 1999-10-29 | 2004-07-06 | Henkel Corporation | Composition and process for treating metals |
US6500250B1 (en) * | 2000-05-26 | 2002-12-31 | Rohn And Haas Company | Compounds for forming alumina films using chemical vapor deposition method and process for preparing the compound |
US6375726B1 (en) * | 2000-10-31 | 2002-04-23 | The United States Of America As Represented By The Secretary Of The Navy | Corrosion resistant coatings for aluminum and aluminum alloys |
US6663700B1 (en) * | 2000-10-31 | 2003-12-16 | The United States Of America As Represented By The Secretary Of The Navy | Post-treatment for metal coated substrates |
US6521029B1 (en) * | 2000-10-31 | 2003-02-18 | The United States Of America As Represented By The Secretary Of The Navy | Pretreatment for aluminum and aluminum alloys |
US6511532B2 (en) * | 2000-10-31 | 2003-01-28 | The United States Of America As Represented By The Secretary Of The Navy | Post-treatment for anodized aluminum |
US6669764B1 (en) * | 2000-10-31 | 2003-12-30 | The United States Of America As Represented By The Secretary Of The Navy | Pretreatment for aluminum and aluminum alloys |
US6527841B2 (en) * | 2000-10-31 | 2003-03-04 | The United States Of America As Represented By The Secretary Of The Navy | Post-treatment for metal coated substrates |
US6749694B2 (en) * | 2002-04-29 | 2004-06-15 | Ppg Industries Ohio, Inc. | Conversion coatings including alkaline earth metal fluoride complexes |
ATE466119T1 (de) * | 2003-09-19 | 2010-05-15 | Akzo Nobel Nv | Metallisierung von substrat(en) durch ein flüssigkeit/ - dampfabscheidungsverfahren |
US20070099022A1 (en) * | 2005-11-01 | 2007-05-03 | The U.S. Of America As Represented By The Secretary Of The Navy | Non-chromium post-treatment for aluminum coated steel |
US7351295B2 (en) * | 2006-03-23 | 2008-04-01 | Pp6 Industries Ohio, Inc. | Cleaning and polishing rusted iron-containing surfaces |
ES2309855T5 (es) * | 2006-04-19 | 2013-03-11 | Ropal Ag | Procedimiento para la fabricación de un sustrato protegido contra la corrosión, de brillo intenso |
JP4975378B2 (ja) * | 2006-06-07 | 2012-07-11 | 日本パーカライジング株式会社 | 金属の表面処理液、表面処理方法、表面処理材料 |
EP1887105B1 (en) * | 2006-08-08 | 2014-04-30 | The Boeing Company | Chromium-free conversion coating |
US8673091B2 (en) * | 2007-08-03 | 2014-03-18 | Ppg Industries Ohio, Inc | Pretreatment compositions and methods for coating a metal substrate |
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2010
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- 2011-02-22 CN CN2011800103159A patent/CN102782186A/zh active Pending
- 2011-02-22 WO PCT/US2011/025662 patent/WO2011106304A1/en active Application Filing
- 2011-02-22 KR KR1020127021673A patent/KR20130027457A/ko not_active Application Discontinuation
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EP2539488A1 (en) | 2013-01-02 |
KR20130027457A (ko) | 2013-03-15 |
US20110206844A1 (en) | 2011-08-25 |
CN102782186A (zh) | 2012-11-14 |
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