WO2019134132A1 - Plaque de recouvrement, procédé de fabrication de plaque de recouvrement, et appareil électronique - Google Patents

Plaque de recouvrement, procédé de fabrication de plaque de recouvrement, et appareil électronique Download PDF

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Publication number
WO2019134132A1
WO2019134132A1 PCT/CN2018/071627 CN2018071627W WO2019134132A1 WO 2019134132 A1 WO2019134132 A1 WO 2019134132A1 CN 2018071627 W CN2018071627 W CN 2018071627W WO 2019134132 A1 WO2019134132 A1 WO 2019134132A1
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WO
WIPO (PCT)
Prior art keywords
layer
substrate
texture
texture layer
protrusion
Prior art date
Application number
PCT/CN2018/071627
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English (en)
Chinese (zh)
Inventor
刘伟
唐彬
Original Assignee
南昌欧菲光学技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 南昌欧菲光学技术有限公司 filed Critical 南昌欧菲光学技术有限公司
Priority to PCT/CN2018/071627 priority Critical patent/WO2019134132A1/fr
Publication of WO2019134132A1 publication Critical patent/WO2019134132A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets

Definitions

  • the present invention relates to the field of display technologies, and in particular, to a cover, a cover, and an electronic device.
  • the existing mobile phone can see the image of the deformed image in the display area of the mobile phone through the edge position of the mobile phone (for example, the non-display area of the mobile phone), and thus the visual effect of the edge position of the mobile phone is poor, resulting in poor user experience. .
  • Embodiments of the present invention provide a cover, a cover, and an electronic device.
  • the cover plate of the embodiment of the present invention includes a substrate, an adhesive layer, a substrate layer, a first texture layer and an ink layer, the substrate includes a first surface and a second surface opposite to each other, and the second surface is formed with a second surface a texture layer, the bonding layer, the substrate layer, the first texture layer, and the ink layer are sequentially disposed on the first surface.
  • the cover plate of the embodiment of the present invention interferes by forming a second texture layer on the second surface of the substrate and providing a first texture layer on the first surface to allow light to pass through the first texture layer and/or the second texture layer. So that users can see the colorful visual effects and enhance the user experience.
  • the second texture layer is formed on an edge of the substrate, and the first texture layer, the second texture layer, and the ink layer are correspondingly disposed.
  • the light irradiated on the coating layer and the ink layer is reflected by the coating layer and the ink layer and transmitted to the first texture layer, the light interferes on the surface of the first texture layer, and the light is transmitted to the second texture layer in the second texture.
  • a second interference occurs on the surface of the layer, so that the user on the side of the second surface can see the more colorful patterns exhibited by the coating layer and the ink layer through the second texture layer and the first texture layer.
  • the cover plate further includes a coating layer between the first textured layer and the ink layer.
  • a coating layer By providing a coating layer, when the light irradiated on the coating layer is reflected by the coating layer and transmitted to the first texture layer, the light interferes on the surface of the first texture layer, and the light is transmitted to the second texture layer in the second texture layer. A second interference occurs on the surface, so that the user on the side of the second surface can see the more colorful pattern exhibited by the coating layer through the second texture layer and the first texture layer.
  • an edge of the second surface is formed with a circular arc surface, and the second textured layer is formed on the circular arc surface. Since the divergence angle when the light passes through the second texture layer formed on the circular arc surface is larger than the divergence angle when the light rays pass through the second texture layer formed on the plane, the user on the side of the second surface can be wider See the colorful visual effects within the angle range.
  • the substrate includes a central portion at a center of the substrate and a bent portion surrounding the central portion, the bent portion being bent toward a side of the first surface with respect to the central portion
  • the second texture layer is formed on the bent portion. Since the divergence angle when the light passes through the second texture layer formed on the bent portion is larger than the divergence angle when the light passes through the second texture layer formed at the center portion, the user on the side of the second surface can be wider See the colorful visual effects within the angle range.
  • the second texture layer is formed over the second surface, the first texture layer being formed over the entire substrate layer and corresponding to the second texture layer. In this way, the entire cover can produce a colorful visual effect.
  • the second texture layer is formed on the entire second surface, and the first texture layer and the ink layer are both formed on an edge of the substrate layer, the first texture A layer is formed on the substrate layer and corresponds to the ink layer.
  • the entire cover can produce a colorful visual effect, and the edge position corresponding to the first texture layer can produce a more colorful visual effect.
  • the second surface includes a plane at the center of the substrate and a circular arc surface surrounding the plane, the second texture layer being formed on the plane. In this way, a colorful visual effect can be produced in the middle of the cover.
  • the second texture layer includes a plurality of textures spaced apart, a plurality of the textures being equally spaced on the second surface.
  • the equal spacing of the plurality of textures facilitates the fabrication of the second texture layer, while the second texture layer produces a more uniform visual effect.
  • the second texture layer includes a plurality of textures spaced apart, a plurality of the textures being unequally formed on the second surface. In this way, the second texture layer can produce a gradual colorful effect.
  • the second texture layer comprises a plurality of textures arranged at intervals, wherein at least two textures of different widths exist in the plurality of textures, and the distance between any two adjacent textures is the same. In this way, the second texture layer can produce a gradual colorful effect.
  • the second texture layer comprises a plurality of protrusions, and a depression is formed between two adjacent protrusions, the protrusions having a height of 5 ⁇ m to 200 ⁇ m and a width of the protrusions of 20 ⁇ m- 200 ⁇ m.
  • the protrusion of the second texture layer has the above-mentioned size, the light on the side of the first surface may exhibit an apparent visual effect when it passes through the surface of the second texture layer, and has a significant attraction to the user.
  • the protrusions have a height of from 10 ⁇ m to 100 ⁇ m and the protrusions have a width of from 50 ⁇ m to 100 ⁇ m.
  • the light on the side of the first surface may exhibit an apparent visual effect when it passes through the surface of the second texture layer, and has a significant attraction to the user.
  • the cross-sectional shape of the protrusion is a rectangle, and the distance between two adjacent protrusions is 5 ⁇ m - 100 ⁇ m.
  • the light on the side of the first surface may exhibit an apparent visual effect when it passes through the surface of the second texture layer, and has a significant attraction to the user. force.
  • the spacing between adjacent two of the protrusions is from 10 [mu]m to 50 [mu]m.
  • the light on the side of the first surface may exhibit an apparent visual effect when it passes through the surface of the second texture layer, and has a significant attraction to the user.
  • the convex cross-sectional shape is triangular or arcuate, the bottoms of any two adjacent ones of the protrusions are adjacent, or the bottoms of two adjacent protrusions are spaced apart by a distance of 5 ⁇ m to 100 ⁇ m.
  • the protrusion of the second texture layer has the above shape and size, the light on the side of the first surface may exhibit an apparent visual effect when it passes through the surface of the second texture layer, and has a significant attraction to the user. force.
  • the cross-sectional shape of the protrusion when the cross-sectional shape of the protrusion is a triangle, the triangle has a corresponding tip angle of 30°-150°.
  • the protrusion of the second texture layer has the above shape and size, the light on the side of the first surface may exhibit an apparent visual effect when it passes through the surface of the second texture layer, and has a significant attraction to the user. force.
  • the arcuate arc corresponds to a central angle of 30°-150°.
  • the light on the side of the first surface may exhibit an apparent visual effect when it passes through the surface of the second texture layer, and has a significant attraction to the user. force.
  • the cross-sectional shape of the protrusion when the cross-sectional shape of the protrusion is a triangle, the triangle has a corresponding tip angle of 45°-120°.
  • the protrusion of the second texture layer has the above shape and size, the light on the side of the first surface may exhibit an apparent visual effect when it passes through the surface of the second texture layer, and has a significant attraction to the user. force.
  • the arcuate arc corresponds to a central angle of 45°-120°.
  • the light on the side of the first surface may exhibit an apparent visual effect when it passes through the surface of the second texture layer, and has a significant attraction to the user. force.
  • the convex cross-sectional shape is triangular or arcuate, and the bottom of the adjacent two of the protrusions is spaced apart by a distance of 10 ⁇ m to 50 ⁇ m.
  • the protrusion of the second texture layer has the above shape and size, the light on the side of the first surface may exhibit an apparent visual effect when it passes through the surface of the second texture layer, and has a significant attraction to the user. force.
  • the protrusion and the recess extend to form a pattern that is wavy, mesh-crossed, or wire-drawn. As such, the second texture layer is easy to make.
  • the cover plate further includes a hardened layer disposed between the bonding layer and the substrate layer. Since the hardened layer is provided on the substrate layer, the deformation resistance of the entire decorative film is enhanced, thereby preventing the decorative film from being deformed during the process of attaching to the substrate and subsequent processing.
  • the hardened layer is a polyurethane coating, an inorganic nanoceramic coating, or a radiation cured coating. Since the hardened layer is provided on the substrate layer, the deformation resistance of the entire decorative film is improved, thereby preventing the decorative film from being deformed during the process of attaching to the substrate and subsequent processing; and the above coating is convenient for formation. On the substrate layer.
  • An electronic device includes a body and a cover plate according to any one of the above embodiments.
  • the body includes opposing front and back faces.
  • the cover plate is disposed on the front side and/or the back side.
  • an electronic device interferes by forming a second texture layer on a second surface of the substrate and providing a first texture layer on the first surface to cause light to pass through the first texture layer and/or the second texture layer. Users can see the colorful visual effects and enhance the user experience.
  • a manufacturing method of a cover plate comprising: providing a substrate, the substrate comprising opposite first and second surfaces, the second surface being formed with a second texture layer; providing a decoration a film, the decorative film includes a substrate layer, a first texture layer, and an ink layer disposed in sequence; the decorative film is bonded to the substrate by an adhesive layer, and the bonding layer is disposed on the film Between a surface and the substrate layer.
  • the cover plate of the embodiment of the present invention causes interference by forming a second texture layer on the second surface of the substrate and providing a first texture layer on the first surface, so that light passes through the first texture layer and/or the second texture layer, thereby Users can see the colorful visual effects and enhance the user experience.
  • the step of providing a substrate comprises: providing a substrate, the substrate comprising the first surface and the second surface opposite to each other; and coating a photoresist layer on the second surface Exposing and developing the photoresist layer to form a texture pattern; etching the substrate to obtain the second texture layer; removing the photo group layer to obtain the substrate.
  • the equipment required for the above production method is easily available, and thus it is easy to manufacture.
  • FIGS. 1-10 are cross-sectional views of a cover plate in accordance with some embodiments of the present invention.
  • Figure 11 is a plan view of a cover plate according to some embodiments of the present invention.
  • FIG. 14-18 are schematic plan views of a second texture layer in accordance with some embodiments of the present invention.
  • FIG. 19 is a schematic plan view of a substrate layer and a first texture layer in accordance with some embodiments of the present invention.
  • 20-21 are cross-sectional views of a substrate layer and a first texture layer in accordance with some embodiments of the present invention.
  • 22-26 are schematic plan views of a first texture layer of some embodiments of the present invention.
  • Figure 27 is a cross-sectional view of a cover plate in accordance with some embodiments of the present invention.
  • 29-30 are schematic flow charts of a method of fabricating a cover plate according to some embodiments of the present invention.
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” or “second” may include one or more of the described features either explicitly or implicitly.
  • the meaning of "a plurality” is two or more unless specifically and specifically defined otherwise.
  • connection In the description of the present invention, it should be noted that the terms “installation”, “connected”, and “connected” are to be understood broadly, and may be fixed or detachable, for example, unless otherwise explicitly defined and defined. Connected, or integrally connected; may be mechanically connected, may be electrically connected or may communicate with each other; may be directly connected, or may be indirectly connected through an intermediate medium, may be internal communication of two elements or interaction of two elements relationship.
  • Connected, or integrally connected may be mechanically connected, may be electrically connected or may communicate with each other; may be directly connected, or may be indirectly connected through an intermediate medium, may be internal communication of two elements or interaction of two elements relationship.
  • the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.
  • the first feature "on” or “under” the second feature may include direct contact of the first and second features, and may also include first and second features, unless otherwise specifically defined and defined. It is not in direct contact but through additional features between them.
  • the first feature "above”, “above” and “above” the second feature includes the first feature directly above and above the second feature, or merely indicating that the first feature level is higher than the second feature.
  • the first feature “below”, “below” and “below” the second feature includes the first feature directly below and below the second feature, or merely the first feature level being less than the second feature.
  • a cover plate 100 includes a substrate 10 , an adhesive layer 20 , a substrate layer 30 , a first texture layer 40 , a coating layer 50 , and an ink layer 60 .
  • the substrate 10 includes a first surface 11 and a second surface 12 opposite to each other, and the second surface 12 is formed with a second texture layer 13.
  • the bonding layer 20, the substrate layer 30, the first texture layer 40, the plating layer 50, and the ink layer 60 are sequentially disposed on the first surface 11.
  • the substrate 10 may be a planar sheet-like structure (as shown in FIG. 1); or the intermediate position of the substrate 10 is a planar sheet-like structure, and the edge 101 of the substrate 10 is formed with a circular arc surface 102 (as shown in FIG. 2). Or, the intermediate position of the substrate 10 is a sheet-like structure of a plane or a circular arc surface, and the edge 101 of the substrate 10 is bent toward the first surface 11 (as shown in FIG. 3).
  • the second texture layer 13 may be formed on the entire second surface 12 (as shown in FIG. 4); or, the second texture layer 13 may be formed on the two opposite substrate edges 101 of the substrate 10 (as shown in FIG.
  • the second texture layer 13 may also be formed on the peripheral substrate edge 101 of the substrate 10.
  • the first texture layer 40 and the second texture layer 13 are each formed by UV exposure.
  • the second texture layer 13 is composed of a plurality of substrate textures 132 that are spaced apart, and the substrate texture 132 may be protrusions 132.
  • the cross-section of the substrate texture 132 along the second surface 12 may be rectangular, triangular, arcuate, trapezoidal, polygonal, or the like.
  • the first texture layer 40 may be formed on the entire substrate layer 30 (as shown in FIG. 4); alternatively, the first texture layer 40 may be formed on the two opposite substrate edges 301 of the substrate 30 (as shown in FIG. 1).
  • the first texture layer 40 may also be formed on the substrate edge 301 around the substrate 30.
  • the first texture layer 40 is comprised of a plurality of spaced apart decorative textures 42 that may be decorative protrusions 42.
  • the cross section of the decorative texture 42 perpendicular to the second surface 12 may be in the shape of a rectangle, a triangle, an arch, a trapezoid, a polygon, or the like.
  • the substrate 10, the second texture layer 13, and the first texture layer 40 are all transparent.
  • the coating layer 50 and the ink layer 60 are both disposed on the first texture layer 40, and both the coating layer 50 and the ink layer 60 are opaque.
  • the projected area of the first texture layer 40 on the first surface 11 may coincide with the projected area of the second texture layer 13 on the first surface 11 (as shown in FIG. 1); or the first texture layer 40 may be on the first surface
  • the projected area on the eleven and the projected area of the second texture layer 13 on the first surface 11 intersect each other (as shown in FIG. 7); or, the projected area of the first texture layer 40 on the first surface 11 and the second texture
  • the projected areas of layer 13 on first surface 11 are offset from one another (as shown in Figure 8).
  • the first texture layer 40 when the first texture layer 40 is not present at a position corresponding to the second texture layer 13 of the base material layer 30, the light rays on the side of the first surface 11 pass through the second texture layer 13 . Interference occurs when the surface is on, so that the user on the side of the second surface 12 can see the colorful effect of the pattern on the side of the first surface 11 through the first texture layer 40.
  • the second texture layer 13 when the second texture layer 13 is not present at the position corresponding to the first texture layer 40 of the second surface 12 , the light irradiated on the coating layer 50 and the ink layer 60 passes through the coating layer 50 and the ink.
  • the layer 60 is reflected and transmitted to the first texture layer 40, the light interferes with the surface of the first texture layer 40, so that the user on the side of the second surface 12 can see the coating layer 50 through the first texture layer 40 and The colorful pattern presented by the ink layer 60.
  • the corresponding substrate texture in the overlapping area 132 is disposed corresponding to the decorative texture 42 .
  • the light irradiated on the coating layer 50 and the ink layer 60 is reflected by the coating layer 50 and the ink layer 60 and transmitted to the first texture layer 40 , the light interferes on the surface of the first texture layer 40 .
  • a second interference occurs on the surface of the second texture layer 13, so that the user on the side of the second surface 12 can see through the second texture layer 13 and the first texture layer 40.
  • the brighter pattern is exhibited by the coating layer 50 and the ink layer 60.
  • the substrate texture 132 is disposed corresponding to the decorative texture 42 . It can be understood that the substrate protrusion 132 is disposed corresponding to the decorative protrusion 42 ; or the substrate protrusion 132 is corresponding to the decorative recess 44 between the adjacent two decorative protrusions 42 . .
  • the cover plate 100 of the embodiment of the present invention forms a second texture layer 13 on the second surface 12 of the substrate 10, and provides a first texture layer 40 on the first surface 11 to pass light through the first texture layer 40 and/or the second.
  • the texture layer 13 interferes, so that the user can see the colorful visual effects and enhance the user experience.
  • a cover plate 100 includes a substrate 10 , an adhesive layer 20 , a substrate layer 30 , a first texture layer 40 , a coating layer 50 , and an ink layer 60 .
  • the bonding layer 20, the substrate layer 30, the first texture layer 40, the plating layer 50, and the ink layer 60 collectively constitute the decorative film 106.
  • the substrate 10 includes a first surface 11 and a second surface 12 opposite to each other, and the second surface 12 is formed with a second texture layer 13.
  • the substrate 10 is made of a light transmissive material, and thus the second texture layer 13 also has light transmitting properties.
  • the second texture layer 13 may be formed on the two opposite substrate edges 101 of the substrate 10.
  • the second texture layer 13 is composed of a plurality of substrate textures 132 disposed at intervals.
  • the substrate texture 132 may be a protrusion 132, and a recess 134 is formed between any two adjacent protrusions 132.
  • the cross-section of the substrate texture 132 along the second surface 12 may be rectangular, triangular, arcuate, trapezoidal, polygonal, or the like.
  • the substrate 10 has a planar sheet-like structure, and the plane of the substrate 10 may be a rectangle, a triangle, a circle, a pentagon, a hexagon, or the like.
  • the substrate 10 may be composed of polymethylMethacrylate (PMMA), polycarbonate (Polycarbonate, PC), polyethylene terephthalate (PET), Cyclo Olefin Polymers (COP). Made of any of the materials.
  • the second texture layer 13 may also be formed on one, three, four or the entire substrate edge 101 of the substrate 10. Referring to FIG. 28, when the cover 100 is mounted on the side of the display 201 of the electronic device 200, the second texture layer 13 may also be disposed at a position corresponding to the non-display area 203 of the display 201.
  • the bonding layer 20 is provided on the first surface 11 of the substrate 10.
  • the shape and size of the bonding layer 20 are matched with the shape and size of the substrate 10.
  • the shape of the bonding layer 20 is the same as the shape of the substrate 10, and the size of the bonding layer 20 and the size of the substrate 10 are the same. equal.
  • the bonding layer 20 is used to bond the decorative film 106 to the first surface 11.
  • the bonding layer 20 can be a transparent optical glue.
  • the substrate layer 30 is disposed on a side of the bonding layer 20 remote from the substrate 10.
  • the shape and size of the substrate layer 30 are matched to the shape and size of the substrate 10.
  • the substrate layer 30 may be composed of polymethylmethyacrylate (PMMA), polycarbonate (PC), polyethylene terephthalate (PET), cycloolefin polymer (Cyclo Olefin Polymers, COP). Made of any of the materials.
  • the first texture layer 40 is formed on a side of the substrate layer 30 that is away from the bonding layer 20. Specifically, the first texture layer 40 is formed on the substrate edge 301 of the substrate layer 30. The first texture layer 40 is disposed corresponding to the second texture layer 13, that is, the projected area of the first texture layer 40 on the second surface 12 coincides with the projected area of the second texture layer 13 on the second surface 12.
  • the first texture layer 40 is composed of a plurality of decorative textures 42 arranged at intervals.
  • the decorative texture 42 may be a decorative protrusion 42 formed with a decorative recess 44 between any two adjacent decorative protrusions 42.
  • the cross section of the decorative texture 42 perpendicular to the second surface 12 may be in the shape of a rectangle, a triangle, an arch, a trapezoid, a polygon, or the like.
  • the first textured layer 40 of different patterns can be rendered by imprinting the laid UV glue with different templates.
  • the coating layer 50 is formed on the first texture layer 40 and on the side of the first texture layer 40 remote from the substrate layer 30.
  • the inner edge of the coating layer 50 is flush with the inner edge of the first texture layer 40, that is, the coating layer 50 is disposed corresponding to the first texture layer 40.
  • the coating layer 50 may be a opaque metallic color film layer. By the pattern of the first texture layer 40, an appearance having a different pattern and color can be observed on the side of the second surface 12 of the substrate 10.
  • the plating layer 50 may be a single layer or a plurality of layers.
  • the material of the plating layer 50 may be one or more of an aluminum oxide layer, a hafnium oxide layer, a titanium oxide layer, a vanadium oxide layer, a tungsten oxide layer, a silicon oxide layer, and a silicon nitride layer.
  • the ink layer 60 is formed on the plating layer 50.
  • the ink layer 60 is disposed corresponding to the plating layer 50, the first texture layer 40, and the second texture layer 13. Both the ink layer 60 and the plating layer 50 are opaque, so that the ink layer 60 and the coating layer on the first surface 11 side of the substrate 10 are not visible when viewed on the second surface 12 side toward the first surface 11. 50 blocked scenes.
  • the ink layer 60 may also be a single layer or multiple layers.
  • the first texture layer 40, the plating layer 50, and the ink layer 60 have a ring structure.
  • the coating layer 50 and the ink layer 60 are disposed on the first texture layer 40. Since the coating layer 50 and the ink layer 60 are opaque, the light passes through the first texture layer 40 and is blocked by the coating layer 50 and the ink layer 60, but A texture layer 40 is transparent. On the second surface 12 side of the substrate 10, the user can still observe the pattern exhibited by the first texture layer 40, the coating layer 50, and the ink layer 60, and thus is located on the side of the second surface 12.
  • the user can observe the colorful effect exhibited by the coating layer 50 and the ink layer 60; and after the light emitted by the pattern on the side opposite to the second surface 12 of the cover 100 is blocked by the ink layer 60 and the coating layer 50, Will pass through the first texture layer 40 and be seen by the user on the side of the second surface 12, so that the user on the side of the second surface 12 will not see the side of the cover 100 opposite the second surface 12. picture of.
  • the layer 13 has a second interference on the surface of the second texture layer 13, so that the user on the side of the second surface 12 can see the coating layer 50 and the ink layer 60 through the second texture layer 13 and the first texture layer 40. A more colorful pattern that is presented.
  • the cover plate 100 of the embodiment of the present invention forms a second texture layer 13 on the second surface 12 of the substrate 10, and provides a first texture layer 40 on the first surface 11 to pass light through the first texture layer 40 and/or the second.
  • the texture layer 13 interferes, so that the user can see the colorful visual effects and enhance the user experience.
  • the edge of the second surface 12 is formed with a circular arc surface 102, and the second texture layer 13 is formed on the circular arc surface 102.
  • the first texture layer 40 may be disposed corresponding to the second texture layer 13. Since the divergence angle when the light passes through the second texture layer 13 formed on the circular arc surface 102 is larger than the divergence angle when the light rays pass through the second texture layer 13 formed on the plane, the user located on the side of the second surface 12 Able to see colorful visuals over a wider range of angles.
  • the cover 100 is mounted on the display 201 side of the electronic device 200, the position of the circular arc surface 102 corresponds to the position of the non-display area 203 (shown in FIG. 28) of the display 201.
  • the substrate 10 includes a central portion 103 at the center of the substrate and a bent portion 104 surrounding the central portion 103.
  • the bent portion 104 is bent toward the side of the first surface 11 with respect to the central portion 103.
  • the second texture layer 13 is formed on the bent portion 104.
  • the central portion 103 may be a plane or a circular arc surface, and the first texture layer 40 may be disposed corresponding to the second texture layer 13 . Since the divergence angle when the light passes through the second texture layer 13 formed on the bent portion 104 is larger than the divergence angle when the light passes through the second texture layer 13 formed at the center portion 103, it is located on the side of the second surface 12 Users can see colorful visuals over a wider range of angles.
  • the bends 104 can be located at one, two, three or more substrate edges 101 of the central portion 103.
  • the position of the bent portion 104 corresponds to the position of the non-display area 203 (shown by 28) of the display 201.
  • a second textured layer 13 is formed over the entire second surface 12, and a first textured layer 40 is formed over the entire substrate layer 30 and corresponding to the second textured layer 13.
  • the entire cover 100 is capable of producing a colorful visual effect.
  • This embodiment is applicable to the cover 100 being mounted on the side without the display 201 (shown as 28), for example, on the back of the phone to increase the colorful visual effect of the back.
  • the second texture layer 13 is formed on the entire second surface 12, and the first texture layer 40 and the ink layer 60 are both formed on the edge 301 of the substrate layer 30, the first texture layer. 40 is formed on the substrate layer 30 and corresponds to the ink layer 60.
  • the coating layer 50 may also be disposed at an edge 301 of the substrate layer 30 at a position corresponding to the first texture layer 40. As such, the cover plate 100 can produce a more colorful visual effect at the edge position corresponding to the first texture layer 40.
  • the second surface 12 includes a plane 105 at the center of the substrate and a circular arc surface 102 surrounding the plane 105, and a second texture layer 13 is formed on the plane 105.
  • a colorful visual effect can be produced in the middle of the cover plate 100.
  • the first texture layer 40 may be formed on the entire substrate layer 30.
  • the second texture layer 13 includes a plurality of textures 132 spaced apart, and a plurality of textures 132 are equally spaced on the second surface 12.
  • the substrate texture 132 may include protrusions 132 formed on the substrate 10, and the plurality of textures 132 may have the same or different cross-sectional widths perpendicular to the second surface 12.
  • the second texture layer 13 may be formed on the entire second surface 12 (as shown in FIG. 11); alternatively, the second texture layer 13 may be formed at the position of the substrate edge 101 (as shown in FIG. 1).
  • the equal spacing of the plurality of textures 132 facilitates the fabrication of the second texture layer 13, while the second texture layer 13 produces a more uniform visual effect.
  • the second texture layer 13 includes a plurality of textures 132 spaced apart, and a plurality of textures 132 are formed on the second surface 12 at unequal intervals.
  • the unequal spacing of the plurality of textures 132 on the second surface 12 includes the following: first, the spacing between the plurality of textures 132 is gradually reduced in a direction away from the center position of the substrate 10; second, at a distance from the substrate In the direction of the center position of 10, the spacing between the plurality of textures 132 is gradually increased.
  • the cross-sectional width of the plurality of textures 132 along the second surface 12 may be the same or different.
  • the second texture layer 13 may be formed on the entire second surface 12; alternatively, the second texture layer 13 may be formed at a position of the substrate edge 101 (shown in FIG. 1). As such, the second texture layer 13 can produce a gradual colorful effect.
  • the second texture layer 13 includes a plurality of textures 132 disposed at intervals, and at least two textures 132 of different widths exist in the plurality of textures 132, between any two adjacent textures 132 Same as L1.
  • the texture 132 having at least two different widths among the plurality of textures 132 includes the following cases: first, the width of the plurality of textures 132 is gradually decreased in a direction away from the center position of the substrate 10; and second, at a distance from the substrate 10.
  • the widths of the plurality of textures 132 gradually increase; third, in a specific direction of the substrate 10 (for example, the length direction or the width direction of the substrate 10), the widths of the plurality of textures 132 gradually increase (eg, Figure 13)).
  • the second texture layer 13 may be formed on the entire second surface 12; alternatively, the second texture layer 13 may be formed at a position of the substrate edge 101 (shown in FIG. 1). As such, the second texture layer 13 can produce a gradual colorful effect.
  • the second texture layer 13 includes a plurality of protrusions 132 , and a recess 134 is formed between the adjacent two protrusions 132 .
  • the height H1 of the protrusions 132 is 5 ⁇ m-200 ⁇ m.
  • the width W1 of 132 is 20 ⁇ m to 200 ⁇ m.
  • the heights H1 of the plurality of protrusions 132 may all be the same, or all of the same, or only partially the same, and the widths W1 of the plurality of protrusions 132 may be the same, or all of the same, or only partially identical.
  • the height H1 of the protrusion 132 may be selected from 5 ⁇ m, 10 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 40 ⁇ m, 50 ⁇ m, 60 ⁇ m, 80 ⁇ m, 100 ⁇ m, 120 ⁇ m, 125 ⁇ m, 130 ⁇ m, 140 ⁇ m, 145 ⁇ m, 150 ⁇ m, 160 ⁇ m, 170 ⁇ m, 180 ⁇ m, 190 ⁇ m, Any one of 200 ⁇ m, or a value between any two of the above.
  • the width W1 of the protrusion 132 may be any one of 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 40 ⁇ m, 50 ⁇ m, 60 ⁇ m, 80 ⁇ m, 100 ⁇ m, 120 ⁇ m, 125 ⁇ m, 130 ⁇ m, 140 ⁇ m, 145 ⁇ m, 150 ⁇ m, 160 ⁇ m, 170 ⁇ m, 180 ⁇ m, 190 ⁇ m, and 200 ⁇ m. Or take a value between any of the above.
  • the height H1 of the protrusion 132 can be understood as the vertical height H1 of the bottom of the recess 134 to the top end of the protrusion 132, and the width W1 of the protrusion 132 is the width W1 of the protrusion 132 along the largest section perpendicular to the second surface 12,
  • the plurality of protrusions 132 may have any one or more of a shape of a rectangle, a triangle, an arc, a trapezoid, a polygon, or the like along a section perpendicular to the second surface 12. Referring to FIG.
  • the protrusion 132 of the second texture layer 13 has the above-mentioned size, the light on the side of the first surface 11 may interfere with the appearance when passing through the surface of the second texture layer 13.
  • the visual effect is obvious and has a significant appeal to the user.
  • the height H1 of the protrusion 132 is 10 ⁇ m - 100 ⁇ m, and the width W1 of the protrusion 132 is 50 ⁇ m - 100 ⁇ m.
  • the height H1 of the protrusion 132 may be any one of 10 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 40 ⁇ m, 50 ⁇ m, 60 ⁇ m, 70 ⁇ m, 80 ⁇ m, 90 ⁇ m, 100 ⁇ m, or a value between any two of the above.
  • the width W1 of the protrusion 132 may be any one of 50 ⁇ m, 55 ⁇ m, 60 ⁇ m, 65 ⁇ m, 70 ⁇ m, 75 ⁇ m, 80 ⁇ m, 85 ⁇ m, 90 ⁇ m, 95 ⁇ m, 100 ⁇ m, or a value between any two of the above.
  • the second texture layer 13 includes a plurality of protrusions 132, and a recess 134 is formed between the two adjacent protrusions 132.
  • the cross-sectional shape of the protrusions 132 is rectangular, adjacent to the two
  • the spacing distance G1 of the protrusions 132 is 5 ⁇ m - 100 ⁇ m.
  • the distance G1 between two adjacent protrusions 132 may be selected from 5 ⁇ m, 10 ⁇ m, 15 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 35 ⁇ m, 40 ⁇ m, 45 ⁇ m, 50 ⁇ m, 55 ⁇ m, 60 ⁇ m, 65 ⁇ m, 70 ⁇ m, 75 ⁇ m, 80 ⁇ m, 85 ⁇ m, 90 ⁇ m. Any one of 95 ⁇ m and 100 ⁇ m, or a value between any two of the above.
  • the height H1 of the protrusion 132 may be 5 ⁇ m to 200 ⁇ m
  • the width W1 of the protrusion 132 may be 20 ⁇ m to 200 ⁇ m. Referring to FIG.
  • the spacing distance G1 of the adjacent two protrusions 132 is 10 ⁇ m to 50 ⁇ m.
  • the distance G1 between the adjacent two protrusions 132 may be any one of 10 ⁇ m, 15 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 35 ⁇ m, 40 ⁇ m, 45 ⁇ m, and 50 ⁇ m, or a value between any two of the above.
  • the second texture layer 13 includes a plurality of protrusions 132, and a recess 134 is formed between the adjacent two protrusions 132.
  • the cross-sectional shape of the protrusion 132 is a triangle. The bottoms of any two adjacent protrusions 132 are adjacent.
  • the plurality of protrusions 132 may be any one or more of a tetrahedron, a pentahedron, and a cone. The bottom of any two adjacent protrusions 132 abuts to make the optical interference distribution generated by the second texture layer 13 more uniform, and the light rays on the side of the first surface 11 interfere with each other when passing through the surface of the second texture layer 13. The appearance of the appearance is obvious and has a significant appeal to the user.
  • the cross-sectional shape of the protrusions 132 can also be arcuate (as shown in Figure 16).
  • the second texture layer 13 includes a plurality of protrusions 132, and a recess 134 is formed between the two adjacent protrusions 132.
  • the cross-sectional shape of the protrusion 132 is a triangle.
  • the bottom spacing distance D1 of the adjacent two protrusions 132 is 5 ⁇ m - 100 ⁇ m.
  • the bottom spacing distance D1 of the adjacent two protrusions 132 may be any one of 5 ⁇ m, 10 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 40 ⁇ m, 50 ⁇ m, 60 ⁇ m, 70 ⁇ m, 80 ⁇ m, 80 ⁇ m, 100 ⁇ m, or both The value between them.
  • the plurality of protrusions 132 may be any one or more of a tetrahedron, a pentahedron, and a cone.
  • the height H1 of the protrusion 132 may be 5 ⁇ m to 200 ⁇ m
  • the width W1 of the protrusion 132 may be 20 ⁇ m to 200 ⁇ m.
  • the height H1 of the protrusion 132 can be understood as the vertical height H1 of the bottom of the recess 134 to the top end of the protrusion 132, and the width W1 of the protrusion 132 is the width W1 of the protrusion 132 along the largest section perpendicular to the second surface 12.
  • the bottom spacing distance D1 of the adjacent two protrusions 132 is 10 ⁇ m-50 ⁇ m.
  • the bottom separation distance D1 of the adjacent two protrusions 132 may be any one of 10 ⁇ m, 15 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 35 ⁇ m, 40 ⁇ m, 45 ⁇ m, 50 ⁇ m, or a value between any two of the above.
  • the second texture layer 13 includes a plurality of protrusions 132 , and a recess 134 is formed between the adjacent two protrusions 132 .
  • the cross-sectional shape of the protrusions 132 is a triangle and a triangle.
  • the corresponding tip angle ⁇ 1 is 30°-150°.
  • the angle ⁇ 1 of the top end of the protrusion 132 can be selected from 30°, 40°, 45°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, 130°, 135°, 140°. Any one of 150°, or a value between any two of the above.
  • the height H1 of the protrusion 132 may be 5 ⁇ m to 200 ⁇ m, and the width W1 of the protrusion 132 may be 20 ⁇ m to 200 ⁇ m.
  • the triangular corresponding top end angle ⁇ 1 is 45°-120°.
  • the angle ⁇ 1 of the top end of the protrusion 132 may be selected from any one of 45°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, or between any two of the above. Value. Referring to FIG. 1, it is verified that when the protrusion 132 of the second texture layer 13 has the above shape and size, the light on the side of the first surface 11 may interfere when passing through the surface of the second texture layer 13.
  • the cross-sectional shape of the protrusion 132 may also be arcuate (as shown in FIGS. 16 and 18).
  • the arcuate arc corresponding to the central angle ⁇ 1 is 30°-150°.
  • the central angle ⁇ 1 corresponding to the arc of the protrusion 132 is 30°, 40°, 45°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, 130°, 135. Any one of °, 140°, 150°, or between any two of the above.
  • the arcuate arc corresponds to a central angle ⁇ 1 of 45°-120°.
  • the central angle ⁇ 1 corresponding to the arc of the protrusion 132 is any one of 45°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, or both The value between them.
  • the second texture layer 13 includes a plurality of protrusions 132, and a recess 134 is formed between the adjacent two protrusions 132.
  • the pattern formed by the protrusions 132 and the recesses 134 is extended. Wavy, mesh cross or brushed.
  • the pattern of the second texture layer 13 is represented by a trajectory formed by the protrusions 132 and the recesses 134. As such, the second texture layer 13 is easy to fabricate.
  • the first texture layer 40 includes a plurality of decorative textures 42 spaced apart, and a plurality of decorative textures 42 are equally spaced on the substrate layer 30.
  • the decorative texture 42 may include decorative protrusions 42 formed on the substrate layer 30, and the cross-sectional widths of the plurality of decorative textures 42 perpendicular to the substrate layer 30 may be the same or different.
  • the first texture layer 40 may be formed over the entire substrate layer 30 (as shown in FIG. 19); alternatively, the first texture layer 40 may be formed at the edge of the substrate edge 301 (as shown in FIG. 1).
  • the plurality of decorative textures 42 are equally spaced to facilitate the fabrication of the first texture layer 40, while the first texture layer 40 produces a more uniform visual effect.
  • the first texture layer 40 includes a plurality of decorative textures 42 spaced apart, and a plurality of decorative textures 42 are formed on the substrate layer 30 at unequal intervals.
  • the unequal spacing of the plurality of decorative textures 42 formed on the substrate layer 30 includes the following: first, the spacing between the plurality of decorative textures 42 is gradually reduced in a direction away from the center position of the substrate layer 30; The spacing between the plurality of decorative textures 42 is gradually increased in a direction away from the center position of the substrate layer 30.
  • the cross-sectional width of the plurality of decorative textures 42 perpendicular to the substrate layer 30 may be the same or different.
  • the first texture layer 40 may be formed on the entire substrate layer 30; alternatively, the first texture layer 40 may be formed at a position of the substrate edge 301. As such, the first texture layer 40 can produce a gradual colorful effect.
  • the first texture layer 40 includes a plurality of decorative textures 42 disposed at intervals, and at least two different widths of the decorative texture 42 are present in the plurality of decorative textures 42, any two adjacent decorations.
  • the distance L2 between the textures 42 is the same.
  • the decorative texture 42 having at least two different widths in the plurality of decorative textures 42 includes the following situation: first, the width of the plurality of decorative textures 42 gradually decreases in a direction away from the center position of the substrate layer 30; The width of the plurality of decorative textures 42 gradually increases in a direction away from the center position of the base material layer 30; third, in a specific direction of the base material layer 30 (for example, the longitudinal direction or the width direction of the base material layer 30) The width of the plurality of decorative textures 42 is gradually increased (as shown in FIG. 21).
  • the first texture layer 40 may be formed on the entire substrate layer 30; alternatively, the first texture layer 40 may be formed at a position of the substrate edge 301. As such, the first texture layer 40 can produce a gradual colorful effect.
  • the first texture layer 40 includes a plurality of decorative protrusions 42.
  • a decorative recess 44 is formed between two adjacent decorative protrusions 42.
  • the height H2 of the decorative protrusions 42 is 5 ⁇ m- 200 ⁇ m, the decorative protrusion 42 has a width W2 of 20 ⁇ m to 200 ⁇ m.
  • the heights H2 of the decorative protrusions 42 may be the same, or different, or only partially the same, and the widths W2 of the plurality of decorative protrusions 42 may be the same, or different, or only partially identical.
  • the height H2 of the decorative protrusions 42 may be selected from 5 ⁇ m, 10 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 40 ⁇ m, 50 ⁇ m, 60 ⁇ m, 80 ⁇ m, 100 ⁇ m, 120 ⁇ m, 125 ⁇ m, 130 ⁇ m, 140 ⁇ m, 145 ⁇ m, 150 ⁇ m, 160 ⁇ m, 170 ⁇ m, 180 ⁇ m, and 190 ⁇ m. Any one of 200 ⁇ m, or a value between any two of the above.
  • the width W2 of the decorative protrusion 42 may be any one of 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 40 ⁇ m, 50 ⁇ m, 60 ⁇ m, 80 ⁇ m, 100 ⁇ m, 120 ⁇ m, 125 ⁇ m, 130 ⁇ m, 140 ⁇ m, 145 ⁇ m, 150 ⁇ m, 160 ⁇ m, 170 ⁇ m, 180 ⁇ m, 190 ⁇ m, and 200 ⁇ m. Or take a value between any of the above.
  • the height H2 of the decorative protrusion 42 can be understood as the vertical height H2 of the bottom of the decorative recess 44 to the top end of the decorative protrusion 42.
  • the width W2 of the decorative protrusion 42 is the maximum of the decorative protrusion 42 along the second surface 12
  • the width W2 of the cross section, the cross section of the plurality of decorative protrusions 42 along the second surface 12 may be any one or more of a shape of a rectangle, a triangle, an arc, a trapezoid, a polygon, or the like. Referring to FIG. 1, it is verified that when the decorative protrusion 42 of the first texture layer 40 has the above size, the user on the side of the second surface 12 can see the coating layer 50 and the ink layer 60 through the first texture layer 40. More colorful patterns are presented.
  • the height H2 of the decorative protrusion 42 is 10 ⁇ m to 100 ⁇ m, and the width W1 of the decorative protrusion 42 is 50 ⁇ m to 100 ⁇ m.
  • the height H2 of the decorative protrusion 42 may be any one of 10 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 40 ⁇ m, 50 ⁇ m, 60 ⁇ m, 70 ⁇ m, 80 ⁇ m, 90 ⁇ m, 100 ⁇ m, or a value between any two of the above.
  • the width W2 of the decorative protrusion 42 may be any one of 50 ⁇ m, 55 ⁇ m, 60 ⁇ m, 65 ⁇ m, 70 ⁇ m, 75 ⁇ m, 80 ⁇ m, 85 ⁇ m, 90 ⁇ m, 95 ⁇ m, and 100 ⁇ m, or a value between any two of the above.
  • the first texture layer 40 includes a plurality of decorative protrusions 42 formed between the two adjacent decorative protrusions 42 and the decorative protrusions 42 have a rectangular cross-sectional shape.
  • the spacing distance G2 of the adjacent two decorative protrusions 42 is 5 ⁇ m - 100 ⁇ m.
  • the width W2 of the decorative protrusion 42 may be selected from 5 ⁇ m, 10 ⁇ m, 15 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 35 ⁇ m, 40 ⁇ m, 45 ⁇ m, 50 ⁇ m, 55 ⁇ m, 60 ⁇ m, 65 ⁇ m, 70 ⁇ m, 75 ⁇ m, 80 ⁇ m, 85 ⁇ m, 90 ⁇ m, 95 ⁇ m, 100 ⁇ m. Any one of them, or a value between any two of the above.
  • the height H2 of the decorative protrusion 42 may be 5 ⁇ m to 200 ⁇ m. Referring to FIG.
  • the spacing distance G2 of the adjacent two decorative protrusions 42 is 10 ⁇ m to 50 ⁇ m.
  • the distance G2 between the adjacent two decorative protrusions 42 may be any one of 10 ⁇ m, 15 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 35 ⁇ m, 40 ⁇ m, 45 ⁇ m, 50 ⁇ m or a value between any two of the above.
  • the first texture layer 40 includes a plurality of decorative protrusions 42 , and a decorative recess 44 is formed between two adjacent decorative protrusions 42 .
  • the cross-sectional shape is a triangle, and the bottoms of any two adjacent decorative protrusions 42 are adjacent.
  • the plurality of decorative protrusions 42 may be any one or more of a tetrahedron, a pentahedron, and a cone.
  • the height H2 of the decorative protrusion 42 is 5 ⁇ m to 200 ⁇ m
  • the width W2 of the decorative protrusion 42 is 20 ⁇ m to 200 ⁇ m.
  • the height H2 of the decorative protrusion 42 can be understood as the vertical height H2 of the bottom of the decorative recess 44 to the top end of the decorative protrusion 42.
  • the width W2 of the decorative protrusion 42 is the maximum of the decorative protrusion 42 along the second surface 12
  • the width of the section is W2.
  • the bottom of any two adjacent decorative protrusions 42 abuts to make the optical interference distribution generated by the first texture layer 40 more uniform, and the user on the side of the second surface 12 can see the coating layer 50 and the ink through the first texture layer 40.
  • the layer 60 presents a more colorful pattern.
  • the cross-sectional shape of the decorative protrusion 42 may also be arcuate (as shown in FIG. 24).
  • the first texture layer 40 includes a plurality of decorative protrusions 42 , and a decorative recess 44 is formed between two adjacent decorative protrusions 42 .
  • the cross-sectional shape is a triangle, and the bottom separation distance D2 of the adjacent two decorative protrusions 42 is 5 ⁇ m - 100 ⁇ m.
  • the bottom distance G2 of the adjacent two decorative protrusions 42 may be any one of 5 ⁇ m, 10 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 40 ⁇ m, 50 ⁇ m, 60 ⁇ m, 70 ⁇ m, 80 ⁇ m, 80 ⁇ m, 100 ⁇ m, or any two of the above.
  • the plurality of decorative protrusions 42 may be any one or more of a tetrahedron, a pentahedron, and a cone.
  • the height H2 of the decorative protrusion 42 is 5 ⁇ m to 200 ⁇ m
  • the width W2 of the decorative protrusion 42 is 20 ⁇ m to 200 ⁇ m.
  • the height H2 of the decorative protrusion 42 can be understood as the vertical height H2 of the bottom of the decorative recess 44 to the top end of the decorative protrusion 42.
  • the width W2 of the decorative protrusion 42 is the maximum of the decorative protrusion 42 along the second surface 12
  • the width of the section is W2.
  • the user on the side of the second surface 12 can see through the first texture layer 40 that the coating layer 50 and the ink layer 60 are more dazzling. Color pattern.
  • the cross-sectional shape of the decorative protrusion 42 may also be arcuate (as shown in Figure 26).
  • the bottom two adjacent decorative protrusions 42 have a bottom separation distance D2 of 10 ⁇ m to 50 ⁇ m.
  • the bottom separation distance D2 of the adjacent two decorative protrusions 42 may be any one of 10 ⁇ m, 15 ⁇ m, 20 ⁇ m, 25 ⁇ m, 30 ⁇ m, 35 ⁇ m, 40 ⁇ m, 45 ⁇ m, 50 ⁇ m, or a value between any two of the above.
  • the first texture layer 40 includes a plurality of decorative protrusions 42 , and a decorative recess 44 is formed between two adjacent decorative protrusions 42 .
  • the top angle ⁇ 2 of the triangle corresponds to 30°-150°.
  • the angle ⁇ 2 of the top end of the decorative protrusion 42 can be selected from 30°, 40°, 45°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, 130°, 135°, 140. Any one of °, 150°, or between any two of the above.
  • the triangular corresponding top end angle ⁇ 2 is 45°-120°.
  • the angle ⁇ 2 of the top end of the decorative protrusion 42 may be any one of 45°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, or in any of the above two. Value between. Referring to FIG. 1, it is verified that when the decorative protrusion 42 of the first texture layer 40 has the above size, the user on the side of the second surface 12 can see the coating layer 50 and the ink layer 60 through the first texture layer 40. More colorful patterns are presented.
  • the cross-sectional shape of the decorative protrusion 42 may also be arcuate (as shown in FIGS. 24 and 26). In this case, the arcuate arc corresponding to the central angle ⁇ 2 is 30°-150°.
  • the central angle ⁇ 2 corresponding to the arc of the decorative protrusion 42 is 30°, 40°, 45°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, 130°, Any one of 135°, 140°, 150°, or a value between any two of the above.
  • the arcuate arc corresponds to a central angle ⁇ 2 of 45°-120°.
  • the central angle ⁇ 2 corresponding to the arc of the decorative protrusion 42 is any one of 45°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, or any two of the above. The value between the two.
  • the first texture layer 40 includes a plurality of decorative protrusions 42 between which the decorative depressions 44, the decorative protrusions 42 and the decorative depressions 44 are formed.
  • the pattern formed by the extension is a wave shape, a mesh cross shape or a wire shape.
  • the pattern of the first texture layer 40 is represented by a trajectory formed by the decorative protrusion 42 and the decorative recess 44. As such, the first texture layer 40 is easy to fabricate.
  • the cover plate 100 further includes a hardened layer 70 disposed between the bonding layer 20 and the substrate layer 30.
  • the decorative film 106 further includes a hardened layer 70 disposed between the bonding layer 20 and the substrate layer 30.
  • the hardened layer 70 may be formed on the substrate layer 30 by coating or plating. Since the hardened layer 70 is provided on the base material layer 30, the deformation resistance of the entire decorative film 106 is enhanced, thereby preventing the decorative film 106 from being deformed during attachment to the substrate 10 and subsequent processing.
  • the cover plate 100 further includes a hardened layer 70 disposed between the bonding layer 20 and the substrate layer 30.
  • the hardened layer 70 may be a polyurethane coating, an inorganic nanoceramic coating, or a radiation cured coating, which is conveniently formed on the substrate layer 30. Since the hardened layer 70 is provided on the base material layer 30, the deformation resistance of the entire decorative film 106 is enhanced, thereby preventing the decorative film 106 from being deformed during attachment to the substrate 10 and subsequent processing.
  • an electronic device 200 includes a body 204 and a cover 100 of any of the above embodiments.
  • the body 204 includes opposite front faces 205 and a back face (not shown).
  • the cover plate 100 is disposed on the front surface 205. In other embodiments, the cover plate 100 may also be disposed on the back surface; or, the number of the cover plates 100 is two, and the two cover plates 100 are respectively disposed on the front surface 205 and the back surface.
  • the electronic device 200 passes the second texture layer 13 on the second surface 12 of the substrate 10 and sets the first texture layer 40 on the first surface 11 to pass the light through the first texture layer 40 and/or the second.
  • the texture layer 13 interferes, so that the user can see the colorful visual effects and enhance the user experience.
  • the front surface 205 of the body 204 is provided with a display screen 201.
  • the second texture layer 13 can also be disposed on the display screen 201.
  • the display area 203 is at a position corresponding to the display area 203 and the display area 202 of the display 201 is exposed.
  • the first texture layer 40 corresponds to both the second texture layer 13 and the non-display area 203.
  • the electronic device 200 can maintain the original display effect in the display area 202 and produce a colorful visual effect in the non-display area 203.
  • a manufacturing method of a cover plate 100 includes: S1, providing a substrate 10 including a first surface 11 and a second surface 12 opposite to each other, and a second surface 12 is formed with a second texture The layer 13; S2, provides a decorative film 106, the decorative film 106 includes a substrate layer 30, a first texture layer 40 and an ink layer 60, which are sequentially disposed; S3, the decorative film 106 is bonded to the substrate 10 by the bonding layer 20. Together, the bonding layer 20 is disposed between the first surface 11 and the substrate layer 30.
  • the cover plate 100 of the embodiment of the present invention passes the first texture layer 40 on the second surface 12 of the substrate 10 and the first texture layer 40 on the first surface 11 to pass the light through the first texture layer 40 and/or the second texture. Interference occurs at layer 13, so that the user can see the colorful visual effects and enhance the user experience.
  • the step of providing a substrate 10 includes: S11, providing a substrate 107 including a first surface 11 and a second surface 12 opposite to each other; S12 Applying a photoresist layer 108 on the second surface 12; S13, exposing and developing the photoresist layer 108 to form a texture pattern; S14, etching the substrate 107 to obtain a second texture layer 13; S15, removing the light group layer 108 .
  • the equipment required for the above production method is easily available, and thus it is easy to manufacture.
  • the step of providing a substrate 10 (step S1) further includes: S16, subjecting the substrate 107 obtained by removing the photoresist layer 108 (step S15) to hot bending to obtain the substrate 10.
  • the substrate 10 produced by the above manufacturing method has the bent portion 104.
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” or “second” may include at least one of the features, either explicitly or implicitly.
  • the meaning of "a plurality” is at least two, such as two, three, etc., unless specifically defined otherwise.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne une plaque de recouvrement (100), un procédé de fabrication de la plaque de recouvrement (100), et un appareil électronique (200). La plaque de recouvrement (100) comprend : un substrat (10), une couche de liaison (20), une couche de matériau de base (30), une première couche de texture (40) et une couche d'encre (60), le substrat (10) comprenant une première surface (11) et une seconde surface (12), qui sont opposées l'une à l'autre ; une seconde couche de texture (13) est formée sur la seconde surface (12) ; et la couche de liaison (20), la couche de matériau de base (30), la première couche de texture (40), une couche de placage (50) et la couche d'encre (60) sont disposées de manière séquentielle sur la première surface (11).
PCT/CN2018/071627 2018-01-05 2018-01-05 Plaque de recouvrement, procédé de fabrication de plaque de recouvrement, et appareil électronique WO2019134132A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/071627 WO2019134132A1 (fr) 2018-01-05 2018-01-05 Plaque de recouvrement, procédé de fabrication de plaque de recouvrement, et appareil électronique

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Application Number Priority Date Filing Date Title
PCT/CN2018/071627 WO2019134132A1 (fr) 2018-01-05 2018-01-05 Plaque de recouvrement, procédé de fabrication de plaque de recouvrement, et appareil électronique

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110621131A (zh) * 2019-09-27 2019-12-27 Oppo广东移动通信有限公司 塑胶壳体及其制备方法和电子设备

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205015859U (zh) * 2015-08-21 2016-02-03 韩国科泰高科株式会社 玻璃盖板
CN205686055U (zh) * 2016-04-19 2016-11-16 苏州苏大维格光电科技股份有限公司 一种玻璃表面装饰薄膜
WO2017030046A1 (fr) * 2015-08-19 2017-02-23 旭硝子株式会社 Stratifié
CN206684337U (zh) * 2017-03-11 2017-11-28 昇印光电（昆山）股份有限公司 有色光学膜及手机盖板
CN107835276A (zh) * 2017-12-08 2018-03-23 南昌欧菲光科技有限公司 电子设备的柔性盖板及其制作方法和电子设备
CN207304637U (zh) * 2017-09-26 2018-05-01 昇印光电（昆山）股份有限公司 装饰薄膜及电子设备盖板

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017030046A1 (fr) * 2015-08-19 2017-02-23 旭硝子株式会社 Stratifié
CN205015859U (zh) * 2015-08-21 2016-02-03 韩国科泰高科株式会社 玻璃盖板
CN205686055U (zh) * 2016-04-19 2016-11-16 苏州苏大维格光电科技股份有限公司 一种玻璃表面装饰薄膜
CN206684337U (zh) * 2017-03-11 2017-11-28 昇印光电（昆山）股份有限公司 有色光学膜及手机盖板
CN207304637U (zh) * 2017-09-26 2018-05-01 昇印光电（昆山）股份有限公司 装饰薄膜及电子设备盖板
CN107835276A (zh) * 2017-12-08 2018-03-23 南昌欧菲光科技有限公司 电子设备的柔性盖板及其制作方法和电子设备

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110621131A (zh) * 2019-09-27 2019-12-27 Oppo广东移动通信有限公司 塑胶壳体及其制备方法和电子设备
CN110621131B (zh) * 2019-09-27 2022-03-04 Oppo广东移动通信有限公司 塑胶壳体及其制备方法和电子设备

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