CN102560334A - 彩色金属制品及其制备方法 - Google Patents

彩色金属制品及其制备方法 Download PDF

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CN102560334A
CN102560334A CN2010105804646A CN201010580464A CN102560334A CN 102560334 A CN102560334 A CN 102560334A CN 2010105804646 A CN2010105804646 A CN 2010105804646A CN 201010580464 A CN201010580464 A CN 201010580464A CN 102560334 A CN102560334 A CN 102560334A
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vacuum coating
porous surface
goods
chromatic
metallic
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张新倍
陈文荣
蒋焕梧
陈正士
徐华阳
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Hongfujin Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
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Hongfujin Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
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Priority to CN2010105804646A priority Critical patent/CN102560334A/zh
Priority to US13/165,350 priority patent/US20120148872A1/en
Publication of CN102560334A publication Critical patent/CN102560334A/zh
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    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C14/00Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/0015Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterized by the colour of the layer
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C14/00Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/02Pretreatment of the material to be coated
    • C23C14/021Cleaning or etching treatments
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C14/00Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/02Pretreatment of the material to be coated
    • C23C14/028Physical treatment to alter the texture of the substrate surface, e.g. grinding, polishing
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12493Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12736Al-base component
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12493Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12736Al-base component
    • Y10T428/12743Next to refractory [Group IVB, VB, or VIB] metal-base component
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12493Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12736Al-base component
    • Y10T428/12764Next to Al-base component
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/249921Web or sheet containing structurally defined element or component
    • Y10T428/249994Composite having a component wherein a constituent is liquid or is contained within preformed walls [e.g., impregnant-filled, previously void containing component, etc.]
    • Y10T428/249999Differentially filled foam, filled plural layers, or filled layer with coat of filling material

Abstract

本发明提供一种彩色金属制品,包括金属基体及形成于该金属基体上的无色透明真空镀膜层,该金属基体包括经高能束蚀刻形成的多孔表面,该多孔表面分布有多个微孔,所述微孔的孔径分布在5~50μm范围内,微孔的深度分布在100nm至5μm范围内,该真空镀膜层形成于该多孔表面上。该彩色金属制品表面呈现多种颜色。本发明还提供一种上述彩色金属制品的制备方法。

Description

彩色金属制品及其制备方法
技术领域
本发明涉及一种彩色金属制品及其制备方法。
背景技术
不锈钢、铝合金、镁合金等金属因具有较高的强度被广泛地应用于各种家用电器、汽车、电子产品的外壳。
为了获得较好的外观效果,通常通过电镀、电泳涂装、喷漆等表面装饰处理在上述金属外壳表面形成某种颜色的装饰层,然而,经上述处理获得的装饰层的通常只具有某种固定不变的颜色,缺乏变化和多样性。随着消费水平的提高,这种外观已经不能满足消费者对这些产品的外观追求。
发明内容
有鉴于此,有必要提供一种颜色多变、具有较佳装饰效果的彩色金属制品。
另外,有必要提供一种上述彩色金属制品的制备方法。
一种彩色金属制品,包括金属基体及形成于该金属基体上的无色透明真空镀膜层,该金属基体包括经高能束蚀刻形成的多孔表面,该多孔表面分布有多个微孔,所述微孔的孔径分布在5~50μm范围内,微孔的深度分布在100nm至5μm范围内,该真空镀膜层形成于该多孔表面上。
一种彩色金属制品的制备方法,包括如下步骤:
提供金属基体;
对金属基体进行高能束加工,以使该金属基体形成多孔表面,该多孔表面分布有多个微孔,所述微孔的孔径分布在5~50μm范围内,微孔的深度分布在100nm至5μm范围内;
真空镀膜处理,以于该多孔表面形成一层无色透明的真空镀膜层。
相较于现有技术,上述彩色金属制品先通过高能束加工在该金属基体上形成多孔表面,再通过真空镀膜方法于该多孔表面形成该无色透明的真空镀膜层。由于多孔表面分布有所述微孔,使该真空镀膜层在不同的位置具有不同的厚度,即真空镀膜层于所述微孔处的厚度大于未形成微孔处的厚度。在光的照射下,不同厚度的真空镀膜层对光线的反射与折射的光程差不同,因此不同位置处的真空镀膜层可形成不同颜色的干涉光,使得同一彩色金属制品表面呈现多种颜色,具有较佳的装饰效果。该彩色金属制品的制备方法工艺简单。
附图说明
图1为本发明较佳实施例的彩色金属制品的剖视示意图。
主要元件符号说明
彩色金属制品 100
金属基体     10
多孔表面     12
微孔         122
真空镀膜层   30
具体实施方式
请参阅图1,本发明较佳实施例的彩色金属制品100包括金属基体10及形成于金属基体10上的一层无色透明的真空镀膜层30。
金属基体10的材料可以为铝、铝合金、镁、镁合金、钛、钛合金、不锈钢等。
金属基体10包括经高能束蚀刻形成的多孔表面12,该多孔表面12上分布有多个微孔122。所述微孔122的孔径分布在5~50μm范围内。微孔122的深度分布在100nm至5μm范围内。
该真空镀膜层30形成于金属基体10的多孔表面12上。由于多孔表面12分布有所述微孔122,真空镀膜层30将所述微孔122部分或完全填充,使真空镀膜层30在不同的位置具有不同的厚度,即真空镀膜层30对应于微孔122位置的厚度大于未形成微孔122位置的厚度。真空镀膜层30可以由金属、金属氧化物或非金属氧化物形成,其中金属可以为钛、铬、铝、锌及锆等,金属氧化物可以为钛、铬、铝、锌及锆的氧化物,非金属氧化物可以为二氧化硅。当真空镀膜层30由所述金属形成时,其厚度在50~150nm范围内,其厚度为150nm以下时,真空镀膜层30接近无色透明,超过150nm时,真空镀膜层30自身的颜色在肉眼观察下开始变得较为明显。当真空镀膜层30由所述金属氧化物或非金属氧化物形成时,其厚度在50nm至2μm范围内。
上述彩色金属制品100在形成该真空镀膜层30前,具有多孔表面12的金属基体10为铝材原色。当多孔表面12形成该真空镀膜层30后,由于多孔表面12分布有所述微孔122,使真空镀膜层30在不同的位置具有不同的厚度,即真空镀膜层30于微孔122处的厚度大于未形成微孔122处的厚度。在光的照射下,不同厚度的真空镀膜层30对光线的反射与折射的光程差不同,因此不同位置处的真空镀膜层30可形成不同颜色的干涉光,使得同一彩色金属制品100表面呈现多种颜色。
上述彩色金属制品100的制备方法,包括如下步骤:
首先,提供该金属基体10。
对金属基体10进行脱脂除油清洗。该脱脂除油清洗主要包括将所述金属基体10浸渍于含脱脂剂的水溶液中。所述脱脂剂可为市面上出售的金属常用的脱脂剂。该脱脂剂的浓度可为90~150g/L。浸渍时,保持所述脱脂剂的水溶液的温度在20~30℃之间。该浸渍的时间为1~6分钟。脱脂处理后对所述金属基体10进行水洗。
对经上述脱脂除油清洗的金属基体10进行高能束加工,以在金属基体10上形成所述多孔表面12。所述高能束加工可以为激光蚀刻、电子束蚀刻及聚焦离子束蚀刻中的一种。经高能束加工形成的多孔表面12形成有所述多个微孔122。
对经上述高能束加工的金属基体10进行真空镀膜处理,以在该多孔表面12形成该无色透明的真空镀膜层30。该真空镀膜方法可采用溅镀、蒸镀或离子镀。该真空镀膜步骤具体工艺可采用相应方法的常规镀膜工艺,镀膜过程中通过控制镀膜时间来控制真空镀膜层30的厚度在所述范围内,以保证该真空镀膜层30为无色透明。
上述彩色金属制品的制备方法在形成无色透明的真空镀膜层30前,先通过高能束加工在金属基体10表面形成多孔表面12,由于多孔表面12分布有所述微孔122,使真空镀膜层30在不同的位置具有不同的厚度,在光的照射下,不同厚度的真空镀膜层30对光线的折射与反射产生的光程差不同,不同的光程差可产生不同颜色的干涉光。因此,不同位置处的真空镀膜层30能产生不同颜色的干涉光,使得同一彩色金属制品呈现多种颜色,具有较佳的装饰效果。该彩色金属制品的制备方法工艺简单。

Claims (12)

1.一种彩色金属制品,包括金属基体及形成于该金属基体上的无色透明真空镀膜层,其特征在于:该金属基体包括经高能束蚀刻形成的多孔表面,该多孔表面分布有多个微孔,所述微孔的孔径分布在5~50μm范围内,微孔的深度分布在100nm至5μm范围内,该真空镀膜层形成于该多孔表面上。
2.如权利要求1所述的彩色金属制品,其特征在于:该真空镀膜层由金属形成。
3.如权利要求2所述的彩色金属制品,其特征在于:所述金属为钛、铬、铝、锌及锆中的一种。
4.如权利要求2所述的彩色金属制品,其特征在于:所述真空镀膜层的厚度为50~150nm。
5.如权利要求1所述的彩色金属制品,其特征在于:所述真空镀膜层由金属氧化物或者二氧化硅形成。
6.如权利要求5所述的彩色金属制品,其特征在于:所述金属氧化物为铬、铝、锌及锆的氧化物中的一种。
7.如权利要求5所述的彩色金属制品,其特征在于:所述真空镀膜层的厚度为50nm至2μm。
8.一种彩色金属制品的制备方法,包括如下步骤:
提供金属基体;
对金属基体进行高能束加工,以使该金属基体形成多孔表面,该多孔表面分布有多个微孔,所述微孔的孔径分布在5~50μm范围内,微孔的深度分布在100nm至5μm范围内;
真空镀膜处理,以于该多孔表面形成一层无色透明的真空镀膜层。
9.如权利要求8所述的彩色金属制品的制备方法,其特征在于:所述高能束加工为激光蚀刻、电子束蚀刻及聚焦离子束蚀刻中的一种。
10.如权利要求8所述的彩色金属制品的制备方法,其特征在于:所述真空镀膜为蒸镀、溅镀及离子镀中的一种。
11.如权利要求8所述的彩色金属制品的制备方法,其特征在于:该真空镀膜层由金属形成,真空镀膜层的厚度为50nm~150nm。
12.如权利要求8所述的彩色金属制品的制备方法,其特征在于:该真空镀膜层由所述真空镀膜层由金属氧化物或者二氧化硅形成,真空镀膜层的厚度为50nm~2μm。
CN2010105804646A 2010-12-09 2010-12-09 彩色金属制品及其制备方法 Pending CN102560334A (zh)

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US13/165,350 US20120148872A1 (en) 2010-12-09 2011-06-21 Aluminum article and method for manufacturing same

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108359940A (zh) * 2018-03-22 2018-08-03 中国计量大学 一种彩色金属制品及制备方法
CN110405204A (zh) * 2018-04-28 2019-11-05 深圳市裕展精密科技有限公司 异质金属件的制备方法
CN110868828A (zh) * 2019-11-28 2020-03-06 维沃移动通信有限公司 电子设备、电子设备的壳体及其加工方法
CN115341169A (zh) * 2021-05-14 2022-11-15 北京小米移动软件有限公司 表面处理方法

Families Citing this family (1)

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KR20220034840A (ko) * 2019-09-04 2022-03-18 제트카베 그룹 게엠베하 자동차 헤드램프

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US5904989A (en) * 1996-04-18 1999-05-18 Alusuisse Technology & Management Ltd. Aluminum surface with interference colors
US20080299408A1 (en) * 2006-09-29 2008-12-04 University Of Rochester Femtosecond Laser Pulse Surface Structuring Methods and Materials Resulting Therefrom

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US4887886A (en) * 1986-09-02 1989-12-19 Seikosha Co., Ltd. Colored articles with interference layers made of a composite of silicon dioxide and silicon carbide
US5904989A (en) * 1996-04-18 1999-05-18 Alusuisse Technology & Management Ltd. Aluminum surface with interference colors
US20080299408A1 (en) * 2006-09-29 2008-12-04 University Of Rochester Femtosecond Laser Pulse Surface Structuring Methods and Materials Resulting Therefrom

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108359940A (zh) * 2018-03-22 2018-08-03 中国计量大学 一种彩色金属制品及制备方法
CN110405204A (zh) * 2018-04-28 2019-11-05 深圳市裕展精密科技有限公司 异质金属件的制备方法
CN110405204B (zh) * 2018-04-28 2021-09-10 深圳市裕展精密科技有限公司 异质金属件的制备方法
CN110868828A (zh) * 2019-11-28 2020-03-06 维沃移动通信有限公司 电子设备、电子设备的壳体及其加工方法
CN115341169A (zh) * 2021-05-14 2022-11-15 北京小米移动软件有限公司 表面处理方法

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Application publication date: 20120711