201228854 六、發明說明: 【發明所屬之技術領域】 本發明係關於一種裝飾性基板及其製造方法,尤指一 種適用於家電、電器產品及電子產品等裝置之外殼,或交 通工具、家具、門板以及容器等之外觀件。 【先前技術】 隨著科技日新月異,越來越多樣的消費性電子產品被 開發出。然而,產品外觀往往成爲消費者購買之主要考量 因素之一。因此,多樣化的裝飾性基板的設計與開發,逐 漸成爲產業的重點之一。 習知電子產品之外殼基板,常見以裝飾性貼紙貼附、 或噴塗著色,使外觀形成不同的視覺感受。此外,隨著質 感需求的提升,金屬外殼基板也常見以蝕刻方式、或陽極 處理方式進行外觀紋路的處理、加工。例如,在專利前案 中,本國新型專利公告第M343532號「電子裝置外殼之表 • 面披覆結構(四)」所揭示藉由諸如濕式蝕刻及乾式蝕刻 等蝕刻方式在金屬板表面形成結構化紋路:以及,本國新 型專利公告第M3 43 5 32號亦揭示藉由陽極處理對披覆於金 屬板之披覆層著色。 然而’前述習知技術係藉由蝕刻處理在金屬板表面以 形成結構化紋路,或者藉由陽極處理對披覆層著色,此類 製程方式不僅製造成本高、同時又會對環境造成莫大的污 染。因此,產業界迫切需求一種環保、又低成本的裝飾性 基板之製造方法。 ~ 3 * 201228854 【發明內容】 本發明爲一種裝飾性基板之製造方法,包括以下步 驟:首先,提供一基板;接著,形成一著色層於基板之上 表面上;又,形成一光固膠膜於著色層之上表面上;並披 覆一可撓性透明壓印模於光固膠膜之上表面上,可撓性透 明壓印模之下表面包括有一表面壓紋,表面壓紋係貼附於 光固膠膜之上表面上;然後,施力壓於可撓性透明壓印模 之上表面上,以使可撓性透明壓印模之表面壓紋壓印於光 固膠膜之上表面;且提供一光源,來自光源的光穿透可撓 性透明壓印模並照射於光固膠膜上,以使光固膠膜固化; 最後,移除可撓性透明壓印模。據此,本發明裝飾性基板 之製造方法,具備環保、製程簡單、成本低廉、製造效率 高、彈性設計、且成型紋路可多樣,又適合大量生產等優 勢。此外,本發明之另一態樣爲裝飾性基板,其可由上述 製造方法製造而成。 其中,在本發明中可利用一滾筒,以施力滾壓於可撓 性透明壓印模之上表面上,以使可撓性透明壓印模之表面 壓紋確實、完整壓印於光固膠膜之上表面。當然本發明不 以滾筒滾軋爲限,亦可以其他手段完成,諸如質量板塊重 壓、或氣壓或液壓重壓等。 另外’本發明之光固膠膜之材質可爲輻射固化樹脂 (radiation cur ableresin)'或其他等效之光固材料,較佳爲 紫外線固化樹脂(UV curable resin)。相對地,本發明之光 201228854 源可爲紫外線或其他等效光固化手段。此外,本發明之基 板可由金屬材料、合金材料、塑膠材料、碳纖維材料、或 其他等效材料製成。 再者’本發明之形成著色層方法可以是下列至少其 一:印刷著色、噴塗著色、浸漬著色、或其他之等效製程 或技術。此外,本發明之形成光固膠膜方法可以是下列至 少其一:印刷塗佈、滾輪塗佈、噴灑塗佈、簾幕式塗佈、 旋轉塗佈、或其他之等效製程或技術。 另外’本發明之可撓性透明壓印模可由以下步驟製造 而成:首先,提供一刻印模,其上表面預先成型有一表面 刻紋;接著’形成一可撓性透明膠膜於刻印模之上表面上; 又’披覆一可揍性透明片於可撓性透明膠膜之上表面上; 並’施力壓於可撓性透明片之上表面上,以使刻印模之表 面刻紋壓印於可撓性透明膠膜上;然後,照射光源,使其 穿透可撓性透明片並固化可撓性透明膠膜;最後,移除刻 φ 印模。據此,本發明之可撓性透明壓印模的製造方法,同 樣具備環保、製程簡單、成本低廉、製造效率高、且成型 紋路多樣,更適合大量生產等卓越功效。 【實施方式】 請同時參閱圖1A至圖1F、及圖3,其中,圖1A至圖1F 係本發明裝飾性基板之製造方法一較佳實施例之裝飾性基 板的製程剖視圖,圖3係本發明裝飾性基板一較佳實施例之 立體圖。本發明之裝飾性基板在以下實施例中,以應用於 -5- 201228854 筆記型電腦1之外觀件爲例進行說明,如圖三所示。然而, 本發明並不以此爲限,本發明裝飾性基板可適用於家電產 品、電器產品、及電子產品等裝置之外殻,或交通工具、 家具、門板以及容器等之外觀件。亦即,本發明可應用於 任何需要產生花紋或圖案之任何材料上。 本發明裝飾性基板之製造方法,包括以下步驟:首先, 步驟(A)提供一基板2,如圖1 A所示,基板2可爲金屬、合金、 塑膠、碳纖維、或其他各式材質。然而,在本實施例中, 係以鋁合金爲說明對象。接著,步驟(B)形成一著色層3於 該基板2之上表面21上,如圖1B所示,著色層3主要用以提 供不同背景色彩,以增加視覺感官上的變化。當然,著色 層3並不以單一色彩爲限,其可爲多色彩之組合、漸層、或 變化,當然可爲多色彩搭配而成之圖案。至於,著色層3 的形成方式可以是下列至少其一:印刷著色、噴塗著色、 浸漬著色、或其他之等效製程或技術。然而,在本實施例 φ 中,係以噴塗著色爲說明代表。 另外,步驟(C)又形成一光固膠膜4於著色層3之上表面 3 1上,如圖1C所示。其中,光固膠膜4可爲可爲輻射光固化 樹脂(radiation curable resin)、或其他等效之固化性材料。 然而,在本實施例中係採用紫外線固化樹脂(UV curable resin)爲說明代表。至於,光固膠膜4的形成方式可以是下 列至少其一:印刷塗佈、滾輪塗佈、噴灑塗佈、簾幕式塗 佈、旋轉塗佈、或其他之等效製程或技術。然而,在本實 施例中,係以滾輪塗佈爲說明代表。 -6- 201228854 再來,步驟(D)披覆一可撓性透明壓印模5於光固膠膜4 之上表面41上,如圖1D所示。其中,可撓性透明壓印模5 之下表面52包括有一表面壓紋53,而表面壓紋53係貼附於 光固膠膜4之上表面41上。然而,可撓性透明壓印模5爲預 先製備,其製備方式將於後述。接著,步驟(E)施力壓於可 撓性透明壓印模5之上表面5 1上,如圖1 E所示,以使可撓性 透明壓印模5之表面壓紋53壓印於光固膠膜4之上表面41。 在本實施例中,利用一滾筒7,以施力滾壓於可撓性透明壓 ® 印模5之上褢面51上,以使可撓性透明壓印模5之表面壓紋 5 3確實、完整壓印於光固膠膜4上。當然,本發明不以滾筒 7滾軋爲限,亦可以其他手段完成,諸如質量板塊重壓、或 氣壓或液壓重壓等。 再且,步驟(F)提供一光源6,來自光源6之光穿透可撓 性透明壓印模5並照射於光固膠膜4上,以使光固膠膜4固 化。然而,在本實施例中,光源6爲可發出紫外線光之光源, φ 其主要搭配本實施例所採用之紫外線固化樹脂(UV curable resin)。亦即’利用紫外線光來照射紫外線固化樹脂。最後, 步驟(G)移除可撓性透明壓印模5,完成本發明之裝飾性基 板1〇 ° 請參閱圖2A至圖2E係本發明裝飾性基板之製造方法 一較佳實施例之可撓性透明壓印模的製程剖視圖。其中, 可撓性透明壓印模5係由以下步驟製造而成:首先,步驟(H i) 提供一刻印模8,其上表面81預先成型有一表面刻紋80,如 201228854 圖2A所示。然而,刻印模8可由適用材質構成’如金屬、塑 膠、或其他適用材質。至於,表面刻紋80可以是線條、幾 何圖形、或其他複雜之圖案,其可由蝕刻、光刻、或其他 等效製程來形成。接著,步驟(H2)形成一可撓性透明膠膜 5 4於刻印模8之上表面81上,如圖2B所示。其中,可撓性透 明膠膜54之材質同樣採用紫外線固化樹脂(UV curable resin)。至於,形成方式亦可如上述以印刷塗佈、滾輪塗佈、 噴灑塗佈、簾幕式塗佈、旋轉塗佈、或其他之等效製程或 •技術來完成。 並且,步驟(H3)披覆一可撓性透明片55於可撓性透明 膠膜54之上表面541上,如圖2C所示。接著,步驟(H4)施力 壓於可撓性透明片55之上表面551上,以使刻印模8之表面 刻紋80壓印於可撓性透明膠膜54上,如圖2D所示。其中, 在本實施例中,同樣利用滾筒7,滾軋於可撓性透明片5 5 之上表面5 5 1上。據此,可撓性透明片5 5除了作爲可撓性透 φ 明膠膜54之基材外,並用來提供滾軋時使樹脂不黏附於滾 筒7且又可輕易均勻成型。此外,步驟(H5),同樣照射光源 6的紫外線光,使紫外線光透過可撓性透明片55並固化可撓 性透明膠膜54,如圖2E所示。最後,步驟(H6)移除刻印模8, 即完成可撓性透明壓印模5。 據此,本發明透過上述創新之製造方法,可簡易地完 成裝飾性基板,其硬度高,通常可達3H的硬度,於正常使 用時已足夠,並不致於破壞表面紋路。此外,本發明之創 -8 - 201228854 新製程更具備環保、製程簡單、成本低廉、製造效率高、 彈性設計、且成型紋路可多樣,又適合大量生產等多項優 勢。 上述實施例僅係爲了方便說明而舉例而已,本發明所 主張之權利範圍自應以申請專利範圍所述爲準,而非僅限 於上述實施例。 【圖式簡單說明】 圖1 A至圖1 F係本發明一較佳實施例之裝飾性基板的製 •程剖視圖。 圖2A至圖2E係本發明一較佳實施例之可撓性透明壓 印模的製程剖視圖。 圖3係本發明一較佳實施例之立體圖。 【主要元件符號說明】 1 筆記型電腦 10 裝飾性基板 2 基板 3 著色層 4 光固膠膜 5 可撓性透明壓印模 52 下表面 53 表面壓紋 54 可撓性透明膠膜 55 可撓性透明片 -9- 201228854 6 光源 7 滾筒 8 刻印模 80 表面刻紋 21, 31, 41, 51, 551, 81 上表面201228854 VI. Description of the Invention: [Technical Field] The present invention relates to a decorative substrate and a method of manufacturing the same, and more particularly to an outer casing, or a vehicle, a furniture, a door panel, which is suitable for use in appliances, electrical products, and electronic products. And appearance parts such as containers. [Prior Art] With the rapid development of technology, more and more diverse consumer electronics products have been developed. However, product appearance often becomes one of the main considerations for consumer purchases. Therefore, the design and development of diverse decorative substrates has gradually become one of the industry's priorities. The outer casing of the electronic product is often attached with a decorative sticker or sprayed to make the appearance a different visual experience. In addition, as the demand for texture increases, the metal casing substrate is also often treated and processed by etching or anode treatment. For example, in the pre-patent case, the domestic new patent publication No. M343532 "Table of Electronic Device Housings / Surface Covering Structure (4)" discloses a structure formed on the surface of a metal plate by etching methods such as wet etching and dry etching. Huazhi Road: As well as the domestic new patent publication No. M3 43 5 32, it is also disclosed that the coating layer coated on the metal sheet is colored by anodizing. However, the above-mentioned conventional techniques are used to form a structured grain on the surface of a metal plate by etching, or to color the coating layer by anodizing. Such a manufacturing method is not only high in manufacturing cost but also causes great pollution to the environment. . Therefore, there is an urgent need in the industry for a method for manufacturing an environmentally friendly and low-cost decorative substrate. ~ 3 * 201228854 SUMMARY OF THE INVENTION The present invention is a method of manufacturing a decorative substrate, comprising the steps of: first, providing a substrate; then, forming a colored layer on the upper surface of the substrate; and forming a photo-curable film On the upper surface of the colored layer; and coated with a flexible transparent stamp on the upper surface of the photo-curable film, the surface of the flexible transparent stamp comprises a surface embossing, and the surface is embossed Attached to the upper surface of the photo-curable film; then, apply pressure to the upper surface of the flexible transparent stamp to imprint the surface of the flexible transparent stamp on the photo-curable film The upper surface is provided with a light source, and the light from the light source penetrates the flexible transparent stamp and is irradiated onto the photo-curable film to cure the photo-curable film; finally, the flexible transparent stamp is removed. Accordingly, the method for producing a decorative substrate of the present invention has advantages such as environmental protection, simple process, low cost, high manufacturing efficiency, flexible design, various molding lines, and suitability for mass production. Further, another aspect of the present invention is a decorative substrate which can be manufactured by the above manufacturing method. Wherein, in the present invention, a roller can be applied to the upper surface of the flexible transparent stamping die by force application, so that the surface of the flexible transparent stamping die is embossed accurately and completely by the light solid. The upper surface of the film. Of course, the present invention is not limited to roller rolling, and may be accomplished by other means such as mass plate pressing, or pneumatic or hydraulic pressure. Further, the material of the photo-curable film of the present invention may be a radiation curable resin or other equivalent photo-curable material, preferably a UV curable resin. In contrast, the source of the present invention 201228854 can be ultraviolet light or other equivalent light curing means. Further, the substrate of the present invention may be made of a metal material, an alloy material, a plastic material, a carbon fiber material, or other equivalent material. Further, the method of forming the coloring layer of the present invention may be at least one of the following: printing coloring, spray coloring, dip coloring, or other equivalent processes or techniques. Further, the method of forming a photo-curable film of the present invention may be at least one of the following: printing coating, roller coating, spray coating, curtain coating, spin coating, or other equivalent processes or techniques. In addition, the flexible transparent stamp of the present invention can be manufactured by the following steps: First, an imprinting mold is provided, the upper surface of which is pre-formed with a surface engraving; and then a flexible transparent film is formed on the imprinting mold. On the upper surface; and 'coating a transparent transparent sheet on the upper surface of the flexible transparent film; and applying a force to the upper surface of the flexible transparent sheet to engrave the surface of the imprinting mold Embossing on the flexible transparent film; then, illuminating the light source to penetrate the flexible transparent film and curing the flexible transparent film; finally, removing the φ impression. Accordingly, the method for producing a flexible transparent stamping die of the present invention is also environmentally-friendly, simple in process, low in cost, high in manufacturing efficiency, and diverse in molding lines, and is more suitable for mass production and the like. 1A to FIG. 1F and FIG. 3, wherein FIG. 1A to FIG. 1F are process cross-sectional views of a decorative substrate according to a preferred embodiment of the method for fabricating a decorative substrate of the present invention, and FIG. 3 is a A perspective view of a preferred embodiment of the inventive decorative substrate. In the following embodiments, the decorative substrate of the present invention is described by taking the appearance of the notebook computer of the -5-201228854 as an example, as shown in FIG. However, the present invention is not limited thereto, and the decorative substrate of the present invention can be applied to housings of appliances such as home appliances, electrical appliances, and electronic products, or exterior parts of vehicles, furniture, door panels, and containers. That is, the present invention can be applied to any material that requires a pattern or pattern to be produced. The method for manufacturing a decorative substrate of the present invention comprises the following steps: First, step (A) provides a substrate 2, as shown in FIG. 1A, which may be metal, alloy, plastic, carbon fiber, or other various materials. However, in the present embodiment, an aluminum alloy is used as an object of description. Next, step (B) forms a colored layer 3 on the upper surface 21 of the substrate 2. As shown in Fig. 1B, the colored layer 3 is mainly used to provide different background colors to increase visual sensory variations. Of course, the colored layer 3 is not limited to a single color, and may be a combination of multiple colors, gradation, or variation, and of course, a pattern formed by multi-color matching. As for the coloring layer 3, it may be formed by at least one of the following: printing coloring, spray coloring, dip coloring, or other equivalent processes or techniques. However, in the present embodiment φ, it is represented by spray coloring. Further, the step (C) forms a photo-curable film 4 on the upper surface 31 of the colored layer 3 as shown in Fig. 1C. The photo-curable film 4 may be a radiation curable resin or other equivalent curable material. However, in the present embodiment, a UV curable resin is used as a representative. As for the photo-curable film 4, it may be formed by at least one of the following: printing coating, roller coating, spray coating, curtain coating, spin coating, or other equivalent processes or techniques. However, in the present embodiment, roller coating is representative of the description. -6- 201228854 Next, step (D) coats a flexible transparent stamp 5 on the upper surface 41 of the photo-curable film 4, as shown in Fig. 1D. The lower surface 52 of the flexible transparent stamp 5 includes a surface embossing 53 which is attached to the upper surface 41 of the photo-curable film 4. However, the flexible transparent stamp 5 is prepared in advance, and its preparation will be described later. Next, step (E) is applied to the upper surface 51 of the flexible transparent stamp 5, as shown in FIG. 1E, so that the surface embossing 53 of the flexible transparent stamp 5 is imprinted on the surface. The upper surface 41 of the photo-curable film 4. In the present embodiment, a roller 7 is applied by force to the upper surface 51 of the flexible transparent press stamp 5 so that the surface of the flexible transparent stamp 5 is embossed 5 3 And completely imprinted on the photo-curable film 4. Of course, the present invention is not limited to the rolling of the drum 7, and may be accomplished by other means such as mass plate pressing, or air pressure or hydraulic pressure. Further, the step (F) provides a light source 6, and the light from the light source 6 penetrates the flexible transparent stamp 5 and is irradiated onto the photo-curable film 4 to cure the photo-curable film 4. However, in the present embodiment, the light source 6 is a light source that emits ultraviolet light, and φ is mainly used in combination with the UV curable resin used in the present embodiment. That is, ultraviolet light is used to irradiate the ultraviolet curable resin. Finally, the step (G) removes the flexible transparent stamp 5 to complete the decorative substrate of the present invention. Referring to FIG. 2A to FIG. 2E, a preferred embodiment of the method for manufacturing the decorative substrate of the present invention can be used. Process cross-sectional view of a flexible transparent stamp. Among them, the flexible transparent stamp 5 is manufactured by the following steps: First, the step (H i) provides a stamp 8 having an upper surface 81 pre-formed with a surface engraving 80 as shown in Fig. 2A of 201228854. However, the imprinting die 8 may be constructed of a suitable material such as metal, plastic, or other suitable material. As such, the surface engraving 80 can be a line, a geometric pattern, or other complex pattern that can be formed by etching, photolithography, or other equivalent process. Next, step (H2) forms a flexible transparent film 5 4 on the upper surface 81 of the stamping die 8, as shown in Fig. 2B. Among them, the material of the flexible transparent film 54 is also made of a UV curable resin. Alternatively, the formation can be accomplished by printing, roller coating, spray coating, curtain coating, spin coating, or other equivalent processes or techniques as described above. Further, the step (H3) is coated with a flexible transparent sheet 55 on the upper surface 541 of the flexible transparent film 54, as shown in Fig. 2C. Next, the step (H4) is applied to the upper surface 551 of the flexible transparent sheet 55 to imprint the surface engraved 80 of the imprinting mold 8 on the flexible transparent adhesive film 54, as shown in Fig. 2D. In the present embodiment, the roller 7 is also rolled on the upper surface 515 of the flexible transparent sheet 5 5 . Accordingly, the flexible transparent sheet 5 5 is used as a base material for the flexible transparent φ gelatin film 54, and is used to provide a resin which does not adhere to the roller 7 during rolling and which can be easily and uniformly molded. Further, in the step (H5), the ultraviolet light of the light source 6 is also irradiated, the ultraviolet light is transmitted through the flexible transparent sheet 55, and the flexible transparent film 54 is cured, as shown in Fig. 2E. Finally, the step (H6) removes the imprinting mold 8, that is, the flexible transparent imprinting mold 5 is completed. Accordingly, the present invention can easily complete a decorative substrate by the above-described innovative manufacturing method, and has a high hardness, usually up to a hardness of 3H, which is sufficient for normal use and does not impair the surface texture. In addition, the new process of the invention is more environmentally friendly, simple in process, low in cost, high in manufacturing efficiency, flexible in design, diverse in forming lines, and suitable for mass production and the like. The above-described embodiments are merely examples for the convenience of the description, and the scope of the claims is intended to be limited by the scope of the claims. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1A to Fig. 1F are schematic cross-sectional views showing a process of a decorative substrate according to a preferred embodiment of the present invention. 2A to 2E are cross-sectional views showing a process of a flexible transparent embossing die according to a preferred embodiment of the present invention. Figure 3 is a perspective view of a preferred embodiment of the present invention. [Description of main components] 1 Notebook computer 10 Decorative substrate 2 Substrate 3 Colored layer 4 Photo-curable film 5 Flexible transparent stamp 52 Lower surface 53 Surface embossing 54 Flexible transparent film 55 Flexibility Transparent sheet-9- 201228854 6 Light source 7 Roller 8 Engraving die 80 Surface engraving 21, 31, 41, 51, 551, 81 Upper surface