TW201211315A - Method for preventing metal oxidation - Google Patents

Method for preventing metal oxidation Download PDF

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Publication number
TW201211315A
TW201211315A TW100120885A TW100120885A TW201211315A TW 201211315 A TW201211315 A TW 201211315A TW 100120885 A TW100120885 A TW 100120885A TW 100120885 A TW100120885 A TW 100120885A TW 201211315 A TW201211315 A TW 201211315A
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TW
Taiwan
Prior art keywords
metal
container
metal piece
oxidation
placing
Prior art date
Application number
TW100120885A
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English (en)
Inventor
Jia-Jin Tu
Ying-Huang Lee
Original Assignee
Jia-Jin Tu
Ying-Huang Lee
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Publication date
Application filed by Jia-Jin Tu, Ying-Huang Lee filed Critical Jia-Jin Tu
Publication of TW201211315A publication Critical patent/TW201211315A/zh

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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/02—Pretreatment of the material to be coated
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/10—Oxidising

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Packages (AREA)
  • Wrappers (AREA)

Description

201211315 六、發明說明： 【發明所屬之技術領域】 本發明涉及-_止金屬氧化之方法，尤其涉及―魏化物脫氧技 術。 【先前技術】 傳統處理氧化_做法是喷堵方式或者是氧化後_方式處理金 屬表面氧化物。 p 方堵方式：表面處理或稱表面加工主要是改變金屬或非金屬如塑膠等 材料表面之物理、機械及化學性質之加工技術。其目的是使材料更耐腐 姓、耐磨耗、耐熱、延長材料壽命、改善材料表面特性(如提高製品導電性 等)★、增加光澤美觀以提尚產品附加價值等。表面處理的過程可在金屬或塑 膠等材料表面生成-層保護膜，若依材質可分為無機膜及有機膜兩類無 機膜包括金屬、玻璃、陶紐料以及利_酸化或陽極處理等程式所得到 之化成膜(系利用化學或電化學處理，使金屬表面生成—種含有該金屬成份 的皮膜層）’有機酬包括油漆、樹脂、、油膏、橡膠和瀝青等。每一 種保護膜均有其雛及制細，如陶細顺耐酸但大多質脆不能受重 大衝擊’陽贼__於賴得難具紐性氧化膜之鱗金屬材料。 除鏽方式：舌條表面氧化物後，再以酸性液體進行酸洗，並將表面平 整化(氧氣及水氣無法藏在粗糖表面)之後，再進行以防堵方式處理。 【發明内容】 本發明的目的是提供__種防止金屬氧化之方法，其不需要而外附加 機膜和無細即可阻絕氧氣；可提高導電率G.5_2%;如果運用 製程中’不需要以高規格等級1(classl)無塵室環境，不需要在打線、過程 中使用氮氣推遲氧化，且由於不需要酸洗，因此能_環保的目的。 .為了解決先前技術所存在的問題，本發明是採用以下技術方 作過程為：將仙的金屬件置人真空容ϋ ;注人氫氣；整個容ϋ升溫至攝 3 201211315 氏200度；降溫並將氫氣匯出；從容器中取出該金屬件；以及將該金屬件 置於含氧環境。 本發明的工作原理是將金屬氧化物放入密閉真空爐内或器皿中，灌入 氫氣，將整個溫度提尚至攝氏180-200度高溫下（非燃燒），金屬表層氧化 物會產生脫氧狀況，當金屬表面無氧化後而再度進入含氧環境中可形成緻 密的氧化物薄膜，可將氧氣阻絕而不再氧化；可糊金屬氧化物脫氧技術 將金線、銅線或鋁線等先行處理，使其表面形成氧化膜，阻止氧化。 本發明的優點是.其不需要而物加有機膜和無機膜即可阻絕氧氣； 可提高導電率〇.5_2% ;如果細在封裝銅線製程巾，*需要以高規格等級 1 (Class 1)無塵室環境，不需要在打線過程中使祕氣減緩氧化，且由於不 需要酸洗，因此能達到環保的目的。 【實施方式】 本具體實施方式採用以下技術方案(請參照第 將使用的金屬件置人Μ«⑽）；注人統卿）；)細^過^ 氏200度(S30);降溫並將氫氣匯出(S4〇);從容器中取出該金屬件⑻〇广 以及將該金屬件置於含氧環境中(S6〇)。 减ί ΐ式的工作原理是將金屬(如:金、銀、銅、鐵、以及峨 m ^喊㈣’獻統，將難溫度提高至攝氏 180-200度尚溫下(非燃燒），金屬表層氧化物會產生脫氧狀況其化學式 M(G2)+H2~^M+H20 (高溫下） 層無氧化的無氧銅和無氧 M(〇2)=金屬氧化物；M=無氧化金屬 例如銅和鐵在高溫下，在金屬表面會形成一
CuO +H2—Cu+H20 Fe203+3H2—2Fe+3H20 201211315 線、銅線、鐵線或鋁線等先行處理，使其表面形成氧化膜，阻止進一步氧 化。 本具體實施方式的優點是：其不需要附加有機膜和無機膜即可阻絕氧 氣；可提高導電率0.5-2% ;並且可以運用至半導體、印刷電路板、電線電 纜以及任何其他需要進行防止金屬氧化處理的產業及製程。例如：應用在 封裝銅線製程中，不需要以高規格等級1 (Class 1)無塵室環境，不需要 打線過程中使用氮氣減緩氧化，且由於不需要酸洗，因此能達到環保的 的。 【圖式簡單說明】 第一圖為本發明防止金屬氧化方法之流程方塊圖。 【主要元件符號說明】 S10〜S60 步驟

Claims (1)

  1. 201211315 七、申請專利範圍： 1. 一種防止金屬氧化之方法，其特徵在於，包含 將使用的金屬件置入一真空容器； 注入氫氣； 整個容器升溫至攝氏200度； 降溫並將氫氣匯出； 從容器中取出該金屬件；以及 將該金屬件置於含氧環境。 6
TW100120885A 2010-09-15 2011-06-15 Method for preventing metal oxidation TW201211315A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010102815776A CN102399987A (zh) 2010-09-15 2010-09-15 金属氧化物脱氧技术

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TW201211315A true TW201211315A (en) 2012-03-16

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1037073C (zh) * 1994-08-29 1998-01-21 青岛化工学院 高熔点纳米金属催化剂的制备方法
DE10147205C1 (de) * 2001-09-25 2003-05-08 Bosch Gmbh Robert Verfahren zur Wärmebehandlung von Werkstücken aus temperaturbeständigen Stählen
US7803235B2 (en) * 2004-01-08 2010-09-28 Cabot Corporation Passivation of tantalum and other metal powders using oxygen
CN100478471C (zh) * 2006-12-04 2009-04-15 安徽鑫科新材料股份有限公司 一种锌白铜带材的生产方法
CN101487090A (zh) * 2008-01-17 2009-07-22 济源优克电子材料有限公司 一种铜键合丝及其制备方法

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