CN110733222A - texture protection films, terminal and manufacturing method of texture protection films - Google Patents

texture protection films, terminal and manufacturing method of texture protection films Download PDF

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Publication number
CN110733222A
CN110733222A CN201810809069.7A CN201810809069A CN110733222A CN 110733222 A CN110733222 A CN 110733222A CN 201810809069 A CN201810809069 A CN 201810809069A CN 110733222 A CN110733222 A CN 110733222A
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CN
China
Prior art keywords
texture
texture layer
protective film
layer
pattern
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Pending
Application number
CN201810809069.7A
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Chinese (zh)
Inventor
王慧娥
李孟
李东亮
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN201810809069.7A priority Critical patent/CN110733222A/en
Priority to PCT/CN2019/096144 priority patent/WO2020015631A1/en
Publication of CN110733222A publication Critical patent/CN110733222A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/12—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
    • B44C5/00—Processes for producing special ornamental bodies
    • B44C5/04—Ornamental plaques, e.g. decorative panels, decorative veneers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • B65D65/40—Applications of laminates for particular packaging purposes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The embodiment of the application provides texture protection films, terminal and texture protection film's preparation method, relates to communication terminal product technical field, and this texture protection film includes the protection film body, the surface of protection film body is equipped with texture layer, the second surface of protection film body is equipped with the second texture layer, the surface with the second surface is relative, texture layer with the superposition of second texture layer forms the texture pattern of interfering.

Description

texture protection films, terminal and manufacturing method of texture protection films
Technical Field
The application relates to the technical field of communication terminal products, in particular to texture protection films, a terminal and a manufacturing method of the texture protection films.
Background
The appearance main body materials of communication terminal products such as current mobile phones have already comprehensively moved towards the glass materials, and the new technology processing mode of the glass materials has very big influence on appearance effect, and then is vital to competitiveness and differentiation of the products. With the use of more and more Glass materials, every terminal manufacturer is seeking breakthrough of Glass material technology, and the homogenization of Glass technology from screen printing, spraying, Glass coating, film transfer printing (GDM), polyethylene terephthalate (PET) film texture and the like is serious.
At present, when the PET protective film is manufactured, in order to obtain various visual effects, a texture layer is printed on one surface of PET, and the scheme can obtain various visual effects by changing patterns of the texture layer. However, the seen patterns are plane static patterns, and have poor layering sense and depth sense and poor decoration effect.
Disclosure of Invention
The texture protection film, the mobile phone and the manufacturing method of the texture protection film can increase the layering sense, the depth sense, the permeability and the decoration effect of a glass product, and improve the competitiveness and the attraction of the product.
In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions:
, the application provides texture protection films, including the protection film body, the th surface of protection film body is equipped with the texture layer, the second surface of protection film body is equipped with the second texture layer, the th surface with the second surface is relative, the th texture layer with the superposition of second texture layer forms the interference texture pattern.
The texture protection film that this application embodiment provided, because set up texture layer and second texture layer respectively on the surfaces and the second surface that are relative of protection film body, and texture layer can superpose with the second texture layer and form the interference texture pattern, therefore, compare in individual layer texture pattern, texture pattern through two-layer texture interference formation can produce more three-dimensional, richer, the texture that mobility is better dazzles light shadow effect, can increase the stereovision of glass material product, the sense of depth, permeability and decorative effect, promote the competitiveness and the appeal of product.
In a possible implementation manner, the pattern of the th texture layer is the same as that of the second texture layer, the pattern of the second texture layer is deflected at a fixed angle relative to the pattern of the th texture layer, and the th texture layer and the second texture layer are overlapped and interfered to form a Moire pattern.
In a possible implementation manner, the th texture layer includes a plurality of th linear stripes which are parallel to each other and are arranged at intervals, the second texture layer includes a plurality of second linear stripes which are parallel to each other and are arranged at intervals, and a projection of the th linear stripe on the second surface forms an included angle which is greater than 0 degree with the second linear stripe.
In a possible implementation manner, the th linear stripe has a thickness of 2-20um in a direction perpendicular to the th surface, and the second linear stripe has a thickness of 2-20um in a direction perpendicular to the second surface.
In a possible implementation, the th linear stripe has a width of 20-200um in a direction parallel to the th surface, and the second linear stripe has a width of 20-200um in a direction parallel to the second surface.
In a possible implementation manner, the distance between the th straight line stripe and the adjacent th straight line stripe is 20-250um, the distance between the adjacent th straight line stripe and the adjacent th straight line stripe is 20-250 um., and hundreds of pattern changes can be performed within the above parameter range, so that a great variety of unexpected appearance effects can be obtained, and the above parameter range can be selected to improve the process effect and the appearance quality of the product.
In a possible implementation manner, the outer surface of the th straight line stripe is a circular arc surface.
In a possible implementation, the protective film body is a PET film. The PET film has excellent physical properties, chemical properties, and dimensional stability, transparency, and recyclability.
In a possible implementation, the th texture layer and the second texture layer are both formed by shadowless glue embossing.
In a possible implementation manner, the side of the th texture layer far away from the surface is provided with a th optical film, the side of the second texture layer far away from the second surface is provided with a second optical film, and the th optical film and the second optical film are used for increasing the light transmittance, increasing the brightness and/or forming colors.
In a second aspect, the present application provides terminals comprising a glass cover plate having attached to its inner surface a textured protective film as described in any of the implementations of aspect .
The terminal that this application embodiment provided, because the texture protection film has been attached to the internal surface at the glass apron, and the two relative th surfaces and the second surface of protection film body have set up texture layer and second texture layer respectively, texture layer and second texture layer can superpose and form and interfere the texture pattern.
In a possible implementation manner of the second aspect, the terminal comprises a middle frame main shell, a display module is arranged in the middle frame main shell, a front glass cover plate is arranged on the front light-emitting side of the middle frame main shell, a back glass cover plate is arranged on the back of the middle frame main shell, and the texture protective film is attached to the front glass cover plate and/or the inner surface of the back glass cover plate.
In a third aspect, the present application provides a method for manufacturing kinds of texture protection films, comprising the following steps:
manufacturing a texture layer on the th surface of the protective film body;
and manufacturing a second texture layer on a second surface of the protective film body, which is opposite to the th surface, wherein the second texture layer and the th texture layer can be superposed to form an interference texture pattern.
The texture protection film with the double-sided texture patterns can be manufactured by the manufacturing method of the texture protection film, and compared with single-sided texture patterns, the texture patterns formed by two layers of texture interference can generate a more three-dimensional, richer and more mobile texture dazzling light and shadow effect, so that the layering sense, the depth sense, the permeability and the decorative effect of a glass product can be increased, and the competitiveness and the attractiveness of the product are improved.
In a possible implementation manner of the third aspect, the fabricating of the texture layer on the th surface of the protective film body includes coating a UV glue layer on the th surface of the protective film body, and imprinting micro-nano-scale groove textures on the surface of the UV glue layer.
In a possible implementation manner of the third aspect, the fabricating a second texture layer on the second surface of the protective film body includes: and coating a UV adhesive layer on the second surface of the protective film body, and impressing micro-nano-scale groove textures on the surface of the UV adhesive layer.
In a possible implementation of the third aspect, the pattern of the th texture layer is the same as the pattern of the second texture layer, the pattern of the second texture layer is offset at an angle relative to the pattern of the th texture layer, and the th texture layer and the second texture layer form a moire pattern in addition.
In a possible implementation manner of the third aspect, the th texture layer includes a plurality of th linear stripes that are parallel to each other, the second texture layer includes a plurality of second linear stripes that are parallel to each other, and a projection of the th linear stripe on the second surface forms an included angle greater than 0 degree with the second linear stripe.
In a possible implementation manner of the third aspect, the th linear stripe has a thickness of 2-20um in a direction perpendicular to the th surface, and the second linear stripe has a thickness of 2-20um in a direction perpendicular to the second surface.
In a possible implementation manner of the third aspect, the distance between two adjacent th straight stripes is 20-250um, and the distance between two adjacent second straight stripes is 20-250 um.
Drawings
FIG. 1 is a schematic structural diagram of a texture protection film according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of an th texture layer of the texture protective film according to the embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of a second texture layer of the texture protecting film according to the embodiment of the present disclosure;
FIG. 4 is a schematic view of an interference pattern formed by the superposition of an th texture layer and a second texture layer of the texture protection film according to the embodiment of the present application;
FIG. 5 is a schematic view of an angle between the th linear stripe and the second linear stripe in the texture protecting film according to the embodiment of the present application;
FIG. 6 is a schematic cross-sectional view of an th texture layer in a texture protective film according to an embodiment of the present disclosure;
FIG. 7 is a schematic cross-sectional view illustrating a protective film attached to a glass cover plate according to an embodiment of the present disclosure;
FIG. 8 is an exploded view of a protective film attached to a glass cover plate according to an embodiment of the present disclosure;
fig. 9 is an exploded view of a terminal according to an embodiment of the present application.
Detailed Description
The embodiments of the present application relate to a texture protection film, a terminal and a method for manufacturing the texture protection film, and the concepts related to the embodiments are briefly described as follows:
moire patterns, also known as Moire patterns, Moire fringes, moire patterns, and moire patterns, are interference images produced by overlapping palisade fringes.
PET film: also named as high temperature resistant polyester film. It has excellent physical and chemical properties, dimensional stability, transparency and recyclability.
The shadowless glue is also called photosensitive glue and ultraviolet light curing glue, is adhesives which can be cured only by ultraviolet light irradiation, can be used as an adhesive and can also be used as glue stock of paint, coating, ink and the like.
The terminal may be a mobile terminal, and the mobile terminal may include a mobile phone, a tablet computer, a PDA (Personal digital assistant), a POS (Point of Sales), a vehicle-mounted computer, and the like. The embodiment of the present invention does not specially limit the specific form of the terminal.
As shown in fig. 1-3, the present application provides kinds of texture protection films 100, where the texture protection film 100 includes a protection film body 1, a surface of the protection film body 1 is provided with a th texture layer 2, a second surface of the protection film body 1 is provided with a second texture layer 3, and the surface is opposite to the second surface, and as shown in fig. 4, the th texture layer 2 and the second texture layer 3 are superimposed to form an interference texture pattern.
The texture protection film provided by the embodiment of the application is characterized in that the texture layer 2 and the second texture layer 3 are respectively arranged on the th surface and the second surface which are opposite to each other of the protection film body 1, and the texture layer 2 and the second texture layer 3 can be overlapped to form an interference texture pattern, so that compared with a single-layer texture pattern, the texture pattern formed by interference of two layers of textures can generate a more three-dimensional, richer and more fluid texture dazzling light and shadow effect, as shown in fig. 7, when the texture protection film is attached to the inner surface of cover glass 6 at a terminal, the layering, depth, permeability and decorative effect of the cover glass 6 can be increased, and the competitiveness and attractiveness of a product are improved.
Wherein the interference texture pattern may be moire, for example, the th texture layer 2 may be patterned in the same manner as the second texture layer 3, and the second texture layer 3 may be patterned at an angle with respect to the th texture layer 2 such that the th texture layer 2 and the second texture layer 3 interfere in superposition to form a moire pattern.
The pattern of the th texture layer 2 and the pattern of the second texture layer 3 can be selected in many ways as long as the patterns can interfere to form moire patterns, for example, the pattern of the th texture layer 2 and the pattern of the second texture layer 3 can be both grid-shaped textures, or as shown in fig. 2 and 3, the th texture layer 2 includes a plurality of th linear stripes 21 arranged in parallel and at intervals, the second texture layer 3 includes a plurality of second linear stripes 31 arranged in parallel and at intervals, as shown in fig. 5, the projection of the th linear stripe 21 on the second surface forms an angle α of 10 degrees with the second linear stripes 31, thus, when the th texture layer 2 and the second texture layer 3 are superimposed, moire patterns similar to the moire patterns shown in fig. 4 can be seen, the moire patterns can increase the layering, depth, permeability and decorative effect of glass products (such as glass cover plates of mobile phones), and the moire patterns can form different moire angles α which are different from the overlapping angles of th linear stripe 21 and the second linear stripes.
The thickness h of the th linear stripe 21 along the direction perpendicular to the th surface can be selected from 2um to 20um, the width d of the th linear stripe 21 along the direction parallel to the th surface is 20-200um, the distance w between two adjacent th linear stripes 21 can be 20um to 250um, and the parameters of the second linear stripe 31 are the same as those of the th linear stripe 21.
As shown in fig. 6, the outer surface 211 of the th linear stripe 21 may be a circular arc surface, and the outer surface of the th linear stripe 21 may be a flat surface, which is not limited herein.
The protective film body 1 can be a PET film, which is named as a high-temperature resistant polyester film, has excellent physical properties, chemical properties, dimensional stability, transparency and recyclability, and the texture layer 2 and the second texture layer 3 can be respectively formed on the front side and the back side of the PET film through a shadowless (UV) glue imprinting process.
In order to increase the brightness and transmittance of the texture protection film and improve the reflection texture of the texture pattern, as shown in fig. 1, the th optical film 4 can be arranged on the side of the th texture layer 2 away from the th surface, the second optical film 5 can be arranged on the side of the second texture layer 3 away from the second surface, and the th optical film 4 and the second optical film 5 can be formed by a coating process, so that the th optical film 4 can improve the brightness and the reflection texture of the th texture layer 2, and the second optical film 5 can improve the brightness and the reflection texture of the second texture layer 3, thereby improving the decoration effect of the texture protection film.
The embodiment of the present application further provides terminals, as shown in fig. 7, comprising a glass cover plate 6, wherein a texture protection film 100 as described in any embodiment above is attached to the inner surface of the glass cover plate 6.
The terminal that this application embodiment provided, because the internal surface at the glass apron has attached texture protection film 100, and set up texture layer 2 and second texture layer 3 on protection film body 1's two relative surfaces and the second surface respectively, texture layer 2 can superpose with second texture layer 3 and form and interfere the texture pattern.
As shown in fig. 9, the terminal includes a middle frame main housing 7, a display module (not shown in the figure) is disposed in the middle frame main housing 7, a front glass cover plate 61 is disposed on a front light-emitting side of the middle frame main housing 7, a back glass cover plate 62 is disposed on a back surface of the middle frame main housing 7, the texture protection film is attached to an inner surface of the front glass cover plate 61 or the texture protection film is attached to an inner surface of the back glass cover plate 62, and the texture protection films may be attached to both the inner surface of the front glass cover plate 61 and the inner surface of the back glass cover plate 62.
As shown in fig. 7 and 8, when the texture protection film is attached, the optical film 4 of the texture protection film may be bonded to the glass cover plate through the optical adhesive 8, the side of the second optical film 5, which is away from the second texture layer 3, may be provided with an ink layer 9 for blocking light, thereby preventing light leakage of the mobile phone, it should be noted that the ink layer 9 may be , two or more layers, which is not limited herein, and in addition, if the texture protection film is attached to the front glass cover plate 61, the ink layer 9 may be disposed to avoid a display area of the mobile phone.
Those skilled in the art will appreciate that other configurations of the terminal and the like according to embodiments of the present invention are well known to those skilled in the art and will not be described in detail herein.
The embodiment of the application also provides a manufacturing method of texture protection films, which comprises the following steps:
manufacturing a texture layer 2 on the th surface of the protective film body 1;
a second texture layer 3 is manufactured on a second surface of the protective film body 1 opposite to the th surface, and the second texture layer 3 and the th texture layer 2 can be superposed to form an interference texture pattern.
Compared with a single-sided texture pattern, the texture protection film with the double-sided texture pattern can generate a more three-dimensional, richer and more fluid texture dazzling light and shadow effect by the texture pattern formed by the interference of the two layers of textures, can increase the layering, depth, permeability and decorative effect of a glass product, and improves the competitiveness and attraction of the product.
The step of forming the texture layer 2 on the th surface of the protective film body 1 may include the steps of coating a UV glue layer on the th surface of the protective film body 1 and imprinting micro-nano-scale groove textures on the surface of the UV glue layer.
The step of forming the second texture layer 3 on the second surface of the protective film body 1 may include the steps of: and coating a UV adhesive layer on the second surface of the protective film body 1, and imprinting micro-nano-scale groove textures on the surface of the UV adhesive layer.
The embossing process described above may be achieved by a textured mold.
Wherein the interference texture pattern may be moire, for example, the th texture layer 2 may be patterned in the same manner as the second texture layer 3, and the second texture layer 3 may be patterned at an angle with respect to the th texture layer 2 such that the th texture layer 2 and the second texture layer 3 interfere in superposition to form a moire pattern.
When the embossing process is performed, the th texture layer 2 and the second texture layer 3 can be selected in various ways, as long as the patterns can interfere with each other to form moire patterns, for example, the th texture layer 2 and the second texture layer 3 can be pressure-equalized to form a grid-like texture, or as shown in fig. 2 and 3, the th texture layer 2 comprises a plurality of th linear stripes 21 which are arranged in parallel and at intervals, the second texture layer 3 comprises a plurality of second linear stripes 31 which are arranged in parallel and at intervals, and the projection of the th linear stripes 21 on the second surface forms an included angle of 10 degrees with the second linear stripes 31, therefore, the moire patterns similar to those shown in fig. 4 can be seen after the th texture layer 2 and the second texture layer 3 are superposed.
The thickness h of the th linear stripe 21 along the direction perpendicular to the th surface can be selected to be between 2um and 20um, the width d of the th linear stripe 21 along the direction parallel to the th surface is 20-200um, the distance w between every two adjacent th linear stripes 21 can be between 20um and 250um, and each parameter of the second linear stripe 31 is the same as each parameter of the th linear stripe 21.
In the description herein, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any of or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (20)

  1. The texture protective film is characterized by comprising a protective film body, wherein a texture layer is arranged on the th surface of the protective film body, a second texture layer is arranged on the second surface of the protective film body, the th surface is opposite to the second surface, and the th texture layer and the second texture layer are superposed to form an interference texture pattern.
  2. 2. The texture protective film of claim 1, wherein the pattern of the th texture layer is the same as the pattern of the second texture layer, the pattern of the second texture layer is offset degrees relative to the pattern of the th texture layer, and the th texture layer and the second texture layer interfere in superposition to form a moire pattern.
  3. 3. The texture protective film according to claim 2, wherein the th texture layer comprises a plurality of th linear stripes arranged in parallel and at intervals, the second texture layer comprises a plurality of second linear stripes arranged in parallel and at intervals, and a projection of the th linear stripe on the second surface forms an included angle larger than 0 degree with the second linear stripes.
  4. 4. The textured protective film of claim 3, wherein the th linear stripe has a thickness of 2-20um in a direction perpendicular to the th surface, and the second linear stripe has a thickness of 2-20um in a direction perpendicular to the second surface.
  5. 5. The textured protective film of claim 3, wherein the th linear stripe has a width in a direction parallel to the th surface of 20-200um, and the second linear stripe has a width in a direction parallel to the second surface of 20-200 um.
  6. 6. The texture protective film of of any one of claims 3-5, wherein the distance between two adjacent th straight stripes is 20-250um, and the distance between two adjacent second straight stripes is 20-250 um.
  7. 7. A textured protective film according to any of of claims 3-6, wherein the outer surface of said straight line stripe is a circular arc.
  8. 8. The textured protective film of any of claims 1-7, wherein the protective film body is a PET film.
  9. 9. The texture protective film of any of of claims 1-8, wherein the th texture layer and the second texture layer are each formed by UV glue embossing.
  10. 10. The texture protective film of of any one of claims 1-9, wherein a side of the texture layer away from the surface is provided with a th optical film, a side of the second texture layer away from the second surface is provided with a second optical film, and the th optical film and the second optical film are used for increasing light transmittance, increasing brightness and/or forming color.
  11. A terminal of 11, , comprising a glass cover plate having an inner surface to which is affixed the textured protective film of any of of claims 1-10.
  12. 12. The terminal according to claim 11, wherein the terminal comprises a middle frame main housing, a display module is arranged in the middle frame main housing, a front glass cover plate is arranged on a front light-emitting side of the middle frame main housing, a back glass cover plate is arranged on a back surface of the middle frame main housing, and the texture protection film is attached to an inner surface of the front glass cover plate and/or the back glass cover plate.
  13. The manufacturing method of the texture protection films is characterized by comprising the following steps of:
    manufacturing a texture layer on the th surface of the protective film body;
    and manufacturing a second texture layer on a second surface of the protective film body, which is opposite to the th surface, wherein the second texture layer and the th texture layer can be superposed to form an interference texture pattern.
  14. 14. The method as claimed in claim 13, wherein the step of forming a texture layer on the th surface of the protective film body comprises coating a UV glue layer on the th surface of the protective film body and imprinting micro-nano-scale groove textures on the surface of the UV glue layer.
  15. 15. The method of claim 13, wherein the forming a second textured layer on the second surface of the protective film body comprises: and coating a UV adhesive layer on the second surface of the protective film body, and impressing micro-nano-scale groove textures on the surface of the UV adhesive layer.
  16. 16. The method of making a texture protective film according to , wherein the pattern of the texture layer is the same as the pattern of the second texture layer, the pattern of the second texture layer is off-set by degrees relative to the pattern of the texture layer, and the texture layer and the second texture layer are superimposed to form a moire pattern.
  17. 17. The method as claimed in claim 16, wherein the th texture layer includes a plurality of th linear stripes parallel to each other, the second texture layer includes a plurality of second linear stripes parallel to each other, and a projection of the th linear stripe on the second surface forms an angle greater than 0 degree with the second linear stripe.
  18. 18. The method of claim 17, wherein the th straight line stripe has a thickness of 2-20um in a direction perpendicular to the th surface, and the second straight line stripe has a thickness of 2-20um in a direction perpendicular to the second surface.
  19. 19. The method as claimed in claim 17 or 18, wherein the -th linear stripe has a width of 20-200um in a direction parallel to the -th surface, and the second linear stripe has a width of 20-200um in a direction parallel to the second surface.
  20. 20. The method of wherein the distance between two adjacent straight stripes is 20-250um and the distance between two adjacent second straight stripes is 20-250 um.
CN201810809069.7A 2018-07-20 2018-07-20 texture protection films, terminal and manufacturing method of texture protection films Pending CN110733222A (en)

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