201221667 * 六、發明說明： 【發明所屬之技術領威】 [0001] 本發明涉及一種殻體及其製作方法，尤其涉及一種具有 藍色外觀的殼體及其製作方法。 [先前技術] [0002] 為了使電子裝置的外殼具有豐富色彩，目前主要藉由陽 〇 [0003] 極氧化、烤漆、烤資*等工藝製備裝飾塗層。相比這些傳 統工藝，PVD鍍膜技術更加綠色環保’且採用PVD鍍膜技 術可在產品外殼表面形成具有金屬質感的裝飾色彩層》 然習知技術中’利用PVD鍍膜技術於殼想表面形成的膜層 的色彩非常有限’目前能夠廣泛製備和使用的PVD膜層主 要為金黃色、黑色、藍色等色系’能夠穩定生產的顏色 更少之又少。 【發明内容】 [0004] 有鑒於此’本發明提供一種能夠穩定生產的藍色的PVD鑛 〇 [0005] 膜的殼體。 :：：.ή ... ：·.： 「： ν;丨’丨； 另外，本發明還提供一種上述殼體的製作方法。 [0006] 一種殼體，其包括基體及形成於基體表面的色彩層，該 色彩層為氧化亞錫層，該色彩層呈現的色度區域於CIE LAB表色系統的L*座標介於40至50之間，a*座標介於-25 至-15之間，b*座標介於—45至-35之間。 [0007] 一種殼體的製作方法，其包括如下步驟： [0008] 提供一基體； 099141357 表單編號A0101 第3頁/共9頁 0992071957-0 201221667 [0009] [0010] [0011] [0012] [0013] [0014] [0015] 099141357 在該基體的表面形成一色彩層，該色彩層為氧化亞錫層 ’形成所述色彩層採用磁控濺射法，以錫靶為靶材，以 氧氣為反應氣體，控制氧氣的流量為50〜150sccm，濺射 的溫度為50〜loot：;所述色彩層呈現的色度區域於CIE LAB表色系統的L*座標介於40至50之間，a*座標介於-25 至-15之間，b*座標介於-45至-35之間。 相較於習知技術’所述殼體的製備方法在形成色彩層時 ’藉由對靶材的選取、反應氣體氧氣流量的設計和對濺 射溫度的控制’從而達到使色彩層呈現藍色的目的。以 該方法所製得的殼體可呈現出具有吸引力的藍色的外觀 ’豐虽了真空鍍膜層的顏色，極:大地提高了產品的外觀 競爭力。 【實施方式】 請參閱圖1，本發明一較佳實施例的殼體1〇包括基體 形成於基體11表面的色彩層13。 基體11可為金屬、玻璃或陶瓷。 色彩層13可以磁控濺射的方式形成於基體u的表面。該 色彩層13為氧化亞錫（Sn0)層。該色彩層13的厚度可為 200~400nm。該色彩層13由肉眼直觀呈現藍色，而其呈 現的色度區域於CIE LAB表色系統的l*座標介於4〇至5〇 之間，a*座標介於-25至-15之間，b*座標介於_45至— 3 5之間。 本發明设體1 0的製作方法包括以下步驟： 提供一基體11。該基體11可為金屬、破璃或陶兗。 表單編號A0101 第4頁/共9頁 ' 0992072957-0 201221667 .[0016] [0017] ❹ [0018]201221667 * VI. Description of the Invention: [Technical Leadership of Invention] [0001] The present invention relates to a casing and a method of fabricating the same, and more particularly to a casing having a blue appearance and a method of fabricating the same. [Prior Art] [0002] In order to make the outer casing of the electronic device rich in color, a decorative coating is currently mainly prepared by a process such as polar oxidation, baking varnish, baking, and the like. Compared with these traditional processes, PVD coating technology is more green and 'PVD coating technology can form a decorative color layer with metallic texture on the surface of the product shell.” In the conventional technology, the film formed on the surface of the shell by PVD coating technology is used. The color is very limited. The PVD film layers that can be widely prepared and used at present are mainly golden, black, blue, etc. The color that can be stably produced is less and less. SUMMARY OF THE INVENTION [0004] In view of the above, the present invention provides a housing of a blue PVD ore film that can be stably produced. :::.ή ... :·.: ": ν; 丨 '丨; In addition, the present invention also provides a method of manufacturing the above casing. [0006] A casing comprising a base body and a surface formed on the base body a color layer, the color layer is a stannous oxide layer, the color layer exhibiting a chromaticity region between 40 and 50 in the L* coordinate of the CIE LAB color system, and the a* coordinate is between -25 and -15 The b* coordinate is between -45 and -35. [0007] A method of manufacturing a housing, comprising the steps of: [0008] providing a substrate; 099141357 Form No. A0101 Page 3 / Total 9 Page 0992071957-0 [0012] [0015] [0015] [0015] 099141357 forming a color layer on the surface of the substrate, the color layer is a stannous oxide layer 'forming the color layer using magnetic control The sputtering method uses a tin target as a target, uses oxygen as a reaction gas, controls the flow rate of oxygen to be 50 to 150 sccm, and the sputtering temperature is 50 toloot:; the color layer exhibits a chromaticity region in the CIE LAB color The system's L* coordinates are between 40 and 50, the a* coordinates are between -25 and -15, and the b* coordinates are between -45 and -35. In the prior art, the method for preparing the casing achieves the purpose of making the color layer blue by selecting the target, designing the oxygen flow rate of the reaction gas, and controlling the sputtering temperature. The casing obtained by the method can exhibit an attractive blue appearance. The color of the vacuum coating layer is extremely high, and the earth is improved in the appearance competitiveness of the product. [Embodiment] Please refer to FIG. The housing 1 of the preferred embodiment of the present invention includes a color layer 13 formed on the surface of the substrate 11. The substrate 11 may be metal, glass or ceramic. The color layer 13 may be formed on the substrate u by magnetron sputtering. The color layer 13 is a layer of stannous oxide (Sn0). The color layer 13 may have a thickness of 200 to 400 nm. The color layer 13 is visually blue by the naked eye, and the chromaticity region of the color is represented by the CIE LAB color. The l* coordinate of the system is between 4〇 and 5〇, the a* coordinate is between -25 and -15, and the b* coordinate is between _45 and -35. The method comprises the steps of: providing a substrate 11. The substrate 11 can be metal, Yan glass or ceramic. Form Number A0101 Page 4 / of 9 '0992072957-0 201221667. [0016] [0017] ❹ [0018]
[0019] [0020] 將基體11放入無水乙醇中進行超聲波清洗並烘乾備用。 在基體11的表面形成一色彩層13。該色彩層13為氧化亞 錫層。該色彩層13採用磁控濺射的方式形成。形成該色 彩層13的具體操作方法可為：將基體11固定於一磁控濺 射鍍膜機（圖未示）的轉架上，設置轉架的公轉轉速為 3rpm(轉/分鐘），抽真空使該鍍膜機的腔體的真空度為3 xlO_5Pa，加熱該腔體使溫度為50〜100°C ;以錫靶為靶 材，開啟錫靶，設定錫靶的功率為8~12kw，設定施加於 基體11的偏壓為-250 — 500V，佔空比為50〜100% ;通入 反應氣體氧氣，氧氣的流量可為50~150sccm(標準狀態 毫升/分鐘）；通入工作氣體氬氣，氬氣的流量可為 100〜300sccm，沉積所述色彩層13，沉積所述色彩層13 的時間可為20~40min。所述色彩層13的厚度可為 20 0~40 0nm。 該色彩層13於CIE LAB表色系統的L*座標介於4 0至50之 間，a*座標介於-25至-15之間，b*座標介於-45至-35 之間。 本發明殼體10可為筆記型電腦、個人數位助理等電子裝 置的殼體，或為其他裝飾類產品的殼體。 相較於習知技術，所述殼體10的製備方法在形成色彩層 13時，藉由對靶材的選取、反應氣體氧氣流量的設計和 對濺射溫度的控制，從而達到使色彩層13呈現藍色的目 的。以該方法所製得的殼體10呈現出具有吸引力的藍色 的外觀，豐富了真空鍍膜層的顏色，極大地提高了產品 099141357 表單編號A0101 第5頁/共9頁 0992071957-0 201221667 的外觀競爭力。 【圖式簡單說明】 [0021] 圖1為本發明一較佳實施例殼體的剖視圖。 【主要元件符號說明】 [0022] 殼體：10 [0023] 基體：11 [0024] 色彩層：13 0992071957-0 099141357 表單編號A0101 第6頁/共9頁[0020] The substrate 11 was placed in absolute ethanol for ultrasonic cleaning and dried for use. A color layer 13 is formed on the surface of the substrate 11. The color layer 13 is a stannous oxide layer. The color layer 13 is formed by magnetron sputtering. The specific operation method for forming the color layer 13 may be: fixing the substrate 11 to a rotating frame of a magnetron sputtering coating machine (not shown), setting the revolution speed of the rotating frame to 3 rpm (revolutions per minute), and vacuuming. The vacuum of the cavity of the coating machine is 3×10 −5 Pa, and the temperature of the cavity is heated to 50 to 100° C. The target of the tin target is turned on, the tin target is turned on, and the power of the tin target is set to 8 to 12 kW, and the application is set. The bias voltage of the substrate 11 is -250 - 500V, the duty ratio is 50~100%; the oxygen of the reaction gas is introduced, the flow rate of oxygen can be 50~150sccm (standard state cc/min); the working gas is argon gas, The flow rate of argon gas may be 100 to 300 sccm, and the color layer 13 may be deposited, and the color layer 13 may be deposited for 20 to 40 minutes. The color layer 13 may have a thickness of 20 to 40 nm. The color layer 13 has a L* coordinate between 40 and 50 in the CIE LAB color system, an a* coordinate between -25 and -15, and a b* coordinate between -45 and -35. The housing 10 of the present invention may be a housing for an electronic device such as a notebook computer or a personal digital assistant, or a housing for other decorative products. Compared with the prior art, the method for preparing the casing 10 achieves the color layer 13 by selecting the target, designing the oxygen flow rate of the reaction gas, and controlling the sputtering temperature when forming the color layer 13. Present the purpose of blue. The housing 10 produced by this method exhibits an attractive blue appearance, enriches the color of the vacuum coating layer, and greatly improves the product 099141357 Form No. A0101 Page 5 / Total 9 Page 0992071957-0 201221667 Competitive appearance. BRIEF DESCRIPTION OF THE DRAWINGS [0021] FIG. 1 is a cross-sectional view of a housing in accordance with a preferred embodiment of the present invention. [Description of Main Component Symbols] [0022] Housing: 10 [0023] Base: 11 [0024] Color Layer: 13 0992071957-0 099141357 Form No. A0101 Page 6 of 9