CN111049965A - Dustproof curved surface toughened film and manufacturing method thereof - Google Patents
Dustproof curved surface toughened film and manufacturing method thereof Download PDFInfo
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- CN111049965A CN111049965A CN201911409203.5A CN201911409203A CN111049965A CN 111049965 A CN111049965 A CN 111049965A CN 201911409203 A CN201911409203 A CN 201911409203A CN 111049965 A CN111049965 A CN 111049965A
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- 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
- H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
- H04M1/185—Improving the rigidity of the casing or resistance to shocks
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
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Abstract
The invention discloses a dustproof curved toughened film which is attached to a mobile phone and has a corresponding structure that the lower surface of the dustproof film is attached to the upper surface of a protective film through a first adhesive layer, the lower surface of the protective film is attached to the upper surface of the attached mobile phone through a second adhesive layer, the protective film comprises a planar toughened glass layer, a curved toughened glass strip and a soft frame, the planar toughened glass layer is correspondingly attached to the planar part of a mobile phone screen, the curved toughened glass strip has the same radian as the curved surface of the mobile phone screen and is attached to the curved part of the mobile phone screen, and the soft frame is attached to the upper edge and the lower edge of the mobile phone outside the upper surface screen part. The mobile phone film and the method can effectively reduce the thickness of the mobile phone film and the bacteria content on the surface of the mobile phone, reduce scratches on the surface of the mobile phone film, and enable the mobile phone film to be easily attached to a mobile phone screen.
Description
Technical Field
The invention relates to the technical field of electronic product films, in particular to a dustproof curved surface toughened film and a manufacturing method thereof.
Background
Due to rapid development of the mobile phone industry, the curved-surface-screen mobile phone becomes the mainstream of the mobile phone market, and the curved-surface-screen mobile phone is more and more favored by customers, but the manufacturing cost of the screen of the curved-surface-screen mobile phone is very high compared with that of the traditional mobile phone, taking the three-star Galaxy S series as an example, the selling price of the mobile phone screen is often more than 1000 RMB, so the cost is very high when the screen is broken and replaced, and therefore, people in the prior art invent several curved-surface toughened films to protect the screen.
Referring to fig. 1, the curved-surface screen mobile phone hardly adheres to a conventional curved-surface toughened film due to the radian of the edge of the curved-surface screen mobile phone, the edge of the curved-surface toughened film is easy to fall off and is not covered completely, and the protection of a screen cannot be effectively improved after the curved-surface screen mobile phone is adhered to the curved-surface toughened film.
Meanwhile, when the traditional curved surface toughened film is attached to a mobile phone, the problem that the curved surface toughened film is attached askew is often caused due to the fact that the traditional curved surface toughened film is difficult to accurately position, the problem that the viscosity of an adhesive layer is reduced due to repeated positioning in the attaching process and the curved surface toughened film is scrapped is also easily caused, the cost of each curved surface toughened film is not low, and therefore adjustment is returned, the technical problem that the curved surface toughened film is not stable enough to be attached again is caused, and at present, the technical problem that the curved surface toughened film is limited to solve is not found.
On the other hand, as the mobile phone is used more, the surface of the mobile phone film has a large amount of sweat, so that the number of bacteria is large and the reaction is insensitive; the surface is easy to scratch, and the whole film structure is easy to crack; moreover, due to the fact that an installer lacks a positioning device, hands of the installer easily shake during installation, installation deviation is caused, and the installer can be uncovered again, so that the installation efficiency is low, dust is easily gathered, dirt is left, and the installer is not easy to clean.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the dustproof curved surface toughened film which can fully cover the curved surface screen, has stable attachment, good dustproof effect, accurate positioning in the attachment process and high fault tolerance rate and the manufacturing method thereof; and the nano-size sucker silica gel layer printed by the 3D printing technology, the fiber toughened glass layer, the antibacterial wear-resistant layer, the oil-proof hydrophobic layer and the positioning film are arranged, so that the thickness of the mobile phone film and the surface bacterial content of the mobile phone can be effectively reduced, the scratch on the surface of the mobile phone film is reduced, and the mobile phone film can be attached to a mobile phone screen more easily.
Specifically, the technical scheme adopted by the invention for achieving the purpose is as follows: a dustproof curved surface toughened film, which comprises a dustproof film, a first adhesive layer, a protective film and a second adhesive layer,
the corresponding structure of the toughened film is that the shape and size of the dustproof film are correspondingly matched with the shape and size of the upper surface of the attached mobile phone, the shape and size of the protective film are correspondingly matched with the shape and size of the upper surface of the attached mobile phone, the lower surface of the dustproof film is attached to the upper surface of the protective film through a first adhesive layer, the lower surface of the protective film is attached to the upper surface of the attached mobile phone through a second adhesive layer, the protective film comprises a plane toughened glass layer, a curved toughened glass strip and a soft frame, the plane toughened glass layer is correspondingly attached to the plane part of the mobile phone screen, the curved toughened glass strip is identical to the curved radian of the mobile phone screen and is attached to the curved part of the mobile phone screen, and the soft frame is attached to the upper edge and the lower edge of;
as an auxiliary structure in the process of attaching the toughened film to the mobile phone, the mobile phone further comprises a first front release film, a second front release film, a third front release film, a first back release film, a second back release film, a third back release film and a fourth back release film, wherein the front surfaces of the planar toughened glass layer and the curved toughened glass strip are correspondingly attached to the first front release film, the back surface of the planar toughened glass layer and the curved toughened glass strip are coated with a second adhesive layer, the front surface of the soft frame is correspondingly attached to the second front release film, the back surface of the soft frame is coated with a second adhesive layer, the front surface of the dustproof film is correspondingly attached to the third front release film, the back surface of the dustproof film is coated with a first adhesive layer, the first front release film, the second front release film and the third front release film are sequentially attached from top to bottom, the shape and the size of the first back release film are the same as the planar toughened glass layer and are attached to the back surface, the shape and size of the release film after the second is the same as the curved surface toughened glass strip and is attached to the back of the release film through the second adhesive layer, the shape and size of the release film after the third is the same as the soft frame and is attached to the back of the release film through the second adhesive layer, and the shape and size of the release film after the fourth is the same as the dustproof film and is attached to the back of the release film through the first adhesive layer.
Specifically, the whole body formed by splicing the plane toughened glass layer, the curved toughened glass strip and the soft frame is correspondingly matched with the shape and the size of the upper surface of the attached mobile phone, and the thicknesses of the plane toughened glass layer, the curved toughened glass strip and the soft frame are the same.
Specifically, soft frame includes soft frame, soft frame down, go up soft frame, soft frame down and attach the upper and lower edge outside cell-phone upper surface screen part respectively, the back of type membrane is attached at last soft frame, soft frame down respectively including two kinds behind the third.
Specifically, according to the setting position of the functional hole site on the attached mobile phone, the functional hole is formed in the corresponding position of the upper soft frame or the plane toughened glass layer and the dustproof film.
Specifically, as the auxiliary structure to the attached in-process of tempering membrane of cell-phone, still include the grafting piece, the grafting piece is pegged graft in the mouth that charges of attached cell-phone and be provided with spacing post on the grafting piece, first preceding type membrane corresponding position of leaving has seted up spacing hole and is nested with spacing post.
Specifically, from type membrane, before first preceding from type membrane, second before from type membrane, third all including laminating subsection, laminating basal portion, correspond laminating plane toughened glass layer, curved surface toughened glass strip on the laminating basal portion, go up soft frame, dust-proof membrane's front down, the overall dimension of laminating basal portion coincide with the lower surface of attached cell-phone, first preceding from type membrane still include nested portion just set up in the nested portion spacing hole, first preceding from type membrane corresponds the position at the laminating subsection of laminating curved surface toughened glass strip and has seted up the key hole.
Specifically, before the process of the attached tempering membrane of cell-phone, laminate from the type membrane after the fifth on the laminating basal portion of type membrane before first, to the in-process of the attached tempering membrane of cell-phone, the laminating basal portion laminating of type membrane is at the lower surface of cell-phone before first.
Specifically, all be provided with leading tearing hand before first preceding from type membrane, second from type membrane, third on the type membrane, first back is from type membrane, second back from type membrane, third back from type membrane, fourth back from type membrane, fifth back from all being provided with rearmounted tearing hand on the type membrane.
Specifically, the manufacturing method of the dustproof curved surface toughened film provided by the invention comprises the following steps:
(1) manufacture of dustproof film and protective film
Cutting a dustproof film with a corresponding specification according to the shape and size of the attached mobile phone, manufacturing a corresponding plane toughened glass layer and a corresponding curved toughened glass strip, manufacturing a soft frame, coating a first adhesive layer on the back surface of the dustproof film and attaching a fourth rear release film, coating a first adhesive layer on the plane toughened glass layer, the curved toughened glass strip, the soft frame and the back surface, and respectively attaching a first rear release film, a second rear release film and a third rear release film;
(2) production of front release film
Cut out the first preceding type membrane of corresponding specification according to corresponding size, from the type membrane before the second, type membrane before the third, the laminating subsection of type membrane corresponds laminating plane toughened glass layer before first, the front of curved surface toughened glass strip, the laminating subsection of type membrane corresponds the front of the soft frame of laminating before the second, the laminating subsection of type membrane corresponds the front of laminating dust-proof membrane before the third, the laminating basal portion of type membrane corresponds the laminating from top to bottom before first preceding type membrane, before the second is from the type membrane, before the third is from the type membrane, the laminating basal portion of type membrane corresponds the laminating from top to bottom, constitute the toughened membrane that is used for laminating collection wholly.
In addition, on the other hand, the application also provides a dustproof curved surface toughened film, which comprises a planar toughened film main body and a curved surface part, wherein the planar part and the curved surface part are connected through a micro mortise and tenon structure, nano-sized suckers printed by a 3D printing technology are arranged on the planar part and the curved surface part, the density of the nano-sized suckers is 100 per square centimeter, and the height of the nano-sized suckers is 100-400 angstroms; the dustproof curved surface toughened film plane layer comprises a silica gel layer with a nanometer-sized dish washing, a second adhesive layer, a fiber toughened glass layer, an antibacterial wear-resistant layer and an oil-proof hydrophobic layer from bottom to top. The dustproof curved surface toughened film curved surface layer comprises a silica gel layer, a second adhesive layer, a fiber toughened glass layer, an antibacterial wear-resistant layer and an oil-proof hydrophobic layer from bottom to top. A release film layer and an adhesive layer are arranged below the plane layer and the curved surface layer; the bottom of the plane layer is at least provided with 2 positioning films, and the positioning films, the first adhesive layer and the release film layer are in contact with the adhesive layer part and have parts exceeding the adhesive layer.
Specifically, the first and second adhesive layers may be various transparent adhesives, such as resin, AB adhesive, OCA adhesive, etc.; the antibacterial wear-resistant layer contains nano ZnO, nano TiO2 and wear-resistant ceramic particles; the wear-resistant ceramic particles can be zirconia, wear-resistant carbide, wear-resistant nitride and wear-resistant carbonitride; the fiber used in the fiber toughening toughened glass layer is organic fiber, ceramic fiber or glass fiber; and the dustproof curved surface toughened film is provided with a slot. The slots are arranged in corresponding functional areas of the mobile phone, such as a camera device, a volume key, an earphone key, a charging key, a switch key, a fingerprint device, a flash lamp and the like; the positioning film can be arranged near the slotting part, the release film is provided with a mark, the dustproof curved surface toughened film is provided with a blue light prevention layer between the fiber toughened glass layer and the antibacterial wear-resistant layer, the oil-proof hydrophobic layer can be further provided with a protective layer, and the thickness of the mobile phone film is 0.05-0.12 mm.
Specifically, the plane part and the curved surface part are connected through a micro mortise and tenon structure, on one hand, the plane structure and the curved surface structure can be perfectly attached to the curved surface screen, and are tightly connected with each other to form an integrated structure.
Specifically, in nature, lizards can easily overcome self gravity by virtue of molecular force between the suckers and objects with the expanded finger and toe ends of the lizards and adsorb the lizards on smooth trunks and leaves, so that inspiration is obtained, assuming that suckers with certain density are accurately printed on the surface of a toughened film through a 3D printing technology, after the suckers on a silica gel layer are tightly attached to a mobile phone screen, the toughened film with the same thickness can achieve the effect of reducing the whole thickness of the toughened film by reducing the thickness of a glue layer, so that the heat dissipation effect of the toughened film is better, and meanwhile, the adhesive strength of the toughened film is not reduced; the existence of curved surface makes the nanometer sucking disc that obtains accurate size and distribution difficult to prepare on prior art, so curved surface layer can not be provided with the nanometer sucking disc on the silica gel layer temporarily under the cost requirement, and because silica gel is softer, can accurate laminating.
Specifically, the antibacterial wear-resistant layer contains antibacterial ions such as nano ZnO and nano TiO2, so that the surface bacteria content can be reduced, and the wear-resistant ceramic particles can prevent hard objects from scratching the bonding part of the toughened film, wherein the wear-resistant ceramic particles account for 10-40% of the total mass of the antibacterial wear-resistant layer.
Specifically, the oil-proof hydrophobic layer can reduce water and oil residues in sweat on the mobile phone membrane on one hand, and practical wet tissues and the like can wipe out foreign matters on the mobile phone membrane when the mobile phone membrane is needed on the other hand.
Particularly, the bacteria content on the mobile phone film can be greatly reduced by matching the two.
Specifically, the fiber toughened glass layer is toughened through fibers, and cracks are prevented from being generated on the surface of the toughened film after the toughened glass layer falls off.
Specifically, the scratch on the surface of the mobile phone can be greatly reduced through the antibacterial wear-resistant layer and the fiber toughened and toughened glass layer.
Specifically, the positioning film at the bottom of the plane layer can enable the mobile phone to be accurately positioned and repeatedly bonded, and the part exceeding the adhesive layer can enable the positioning film to be easily separated from the adhesive layer and the release layer.
In addition, the invention also relates to a preparation method of the dustproof curved surface toughened film, which comprises the following steps: (1) preparing a plane layer: printing a nano-sized sucker on the silica gel by using a 3D printing technology, and then, laminating all the other layers together in sequence; (2) preparing each layer of the curved surface layer in sequence; (3) arranging a fine mortise and tenon structure at the overlapping part of the plane layer and the curved surface layer for connection to form an integrated structure; (4) sequentially arranging other layers; besides the nano-sized sucker, other preparation methods of the interlayer can be a spraying method, an ion sputtering method, an evaporation method, a chemical vapor deposition method, a sol-gel method, a liquid phase method, a coprecipitation method, a solid phase method, a hydrothermal method and the like, and all preparation methods which are not particularly described are well-known in the art.
The invention has the beneficial effects that: the toughened films spliced by the planar toughened glass layer and the curved toughened glass strips are respectively attached, so that the curved screen can be completely covered, and the stability of the attached toughened films can be ensured;
the upper soft frame and the lower soft frame are attached to the upper edge and the lower edge of the toughened glass layer and the curved surface toughened glass strip to form a unified protective film, and the dustproof films are attached to the upper surfaces of the toughened glass layer, the curved surface toughened glass strip, the upper soft frame and the lower soft frame, so that an effective dustproof effect can be achieved;
form the unified whole through laminating each other of type membrane before first, type membrane before the second, type membrane before the third to earlier through the form of fixing it attached at the cell-phone lower surface, it is attached at the cell-phone upper surface to each structure, can guarantee the accurate positioning of each structure of the attached in-process of tempering membrane, can increase the fault-tolerant rate of the attached in-process of cell-phone to the accurate positioning of type membrane at the cell-phone lower surface before first simultaneously, avoid directly attached tempering membrane to cause fixed dislocation and can't retrieve.
In addition, aiming at the other aspect of the invention, the silicon gel layer with the nano-sized washing disc printed in the 3D mode is included, so that the adhesive strength between the toughened film and the mobile phone screen is enhanced, the thickness of the adhesive layer can be reduced, the overall thickness of the toughened film is effectively reduced, the heat dissipation effect of the toughened film is better, and meanwhile, the operation sensitivity of the mobile phone is improved; the fiber toughened glass layer and the antibacterial wear-resistant layer are used simultaneously, so that scratches on the surface of the mobile phone film can be effectively reduced; the antibacterial wear-resistant layer and the oil-proof hydrophobic layer can be used for resisting bacteria and conveniently cleaning the surface of a mobile phone screen, so that the number of bacteria on a mobile phone film is greatly reduced; the plane part and the curved surface part are connected through a micro mortise and tenon structure, on one hand, the plane structure and the curved surface structure can be perfectly attached to the curved surface screen and are tightly connected with each other to form an integrated structure; the locating film can make the accurate location of cell-phone, bonds repeatedly, surpasss the adhesive layer part and can make the locating film break away from the adhesive layer easily and leave the type layer, and the locating film setting is changeed near the functional area and is makeed cell-phone film and cell-phone screen laminating through the alignment of functional area fluting shape.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a mobile phone with a curved screen in the background art;
FIG. 2 is an exploded view of the various structures of the protective film;
FIG. 3 is a schematic diagram of the spliced structures of the protective film;
FIG. 4 is a schematic view of a first front release film and a bonded structure;
FIG. 5 is a schematic view of a second front release film and a bonded structure;
FIG. 6 is a schematic view of a third front release film and a bonded structure;
fig. 7 is a schematic structural view of the first front release film, the second front release film and the third front release film after being attached;
fig. 8 is a schematic structural view of a first rear release film, a second rear release film, a third rear release film, and a fourth rear release film;
FIG. 9 is a schematic view of a horizontal section of a mobile phone after being attached with a tempered film according to the present disclosure;
fig. 10 is a schematic vertical section of a mobile phone after being attached with the tempered film.
In the figure: 1 dust-proof membrane, 2 plane toughened glass layers, 3 curved surface toughened glass strips, 4 first preceding from the type membrane, 5 second preceding from the type membrane, 6 third preceding from the type membrane, 7 first back from the type membrane, 8 second back from the type membrane, 9 third back from the type membrane, 10 fourth back from the type membrane, 11 go up soft frame, 12 soft frames down, 13 spacing holes, 14 laminating subsections, 15 laminating basal portions, 16 nested portions, 17 leading tear hand, 18 rearmounted tear hand.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 2-10, a dustproof curved toughened film includes a dustproof film 1, a first adhesive layer, a protective film, and a second adhesive layer,
the corresponding structure of the toughened film attached to the mobile phone is that the shape and size of the dustproof film 1 are correspondingly matched with the shape and size of the upper surface of the attached mobile phone, the shape and size of the protective film are correspondingly matched with the shape and size of the upper surface of the attached mobile phone, the lower surface of the dustproof film 1 is attached to the upper surface of the protective film through a first adhesive layer, the lower surface of the protective film is attached to the upper surface of the attached mobile phone through a second adhesive layer, the protective film comprises a plane toughened glass layer 2, a curved toughened glass strip 3 and a soft frame, the plane toughened glass layer 2 is correspondingly attached to the plane part of a mobile phone screen, the curved toughened glass strip 3 is identical to the curved radian of the mobile phone screen and is attached to the curved part of the mobile phone screen, and the soft;
as an auxiliary structure in the process of attaching the toughened film to the mobile phone, the mobile phone further comprises a first front release film 4, a second front release film 5, a third front release film 6, a first back release film 7, a second back release film 8, a third back release film 9 and a fourth back release film 10, wherein the front surfaces of the planar toughened glass layer 2 and the curved toughened glass strip 3 are correspondingly attached to the first front release film 4, the back surface of the planar toughened glass layer is coated with a second adhesive layer, the front surface of the soft frame is correspondingly attached to the second front release film 5, the back surface of the soft frame is coated with the second adhesive layer, the front surface of the dustproof film 1 is correspondingly attached to the third front release film 6, the back surface of the dustproof film is coated with a first adhesive layer, the first front release film 4, the second front release film 5 and the third front release film 6 are correspondingly and sequentially attached from top to bottom, the shape and size of the first back release film 7 are the same as those of the planar toughened glass layer 2, and are, the shape and size of the second rear release film 8 are the same as those of the curved toughened glass strip 3 and are attached to the back of the curved toughened glass strip through a second adhesive layer, the shape and size of the third rear release film 9 are the same as those of the soft frame and are attached to the back of the curved toughened glass strip through a second adhesive layer, and the shape and size of the fourth rear release film 10 are the same as those of the dustproof film 1 and are attached to the back of the curved toughened glass strip through a first adhesive layer.
Example 2
Referring to fig. 2-10, the main mechanism related to embodiment 1 is further described in detail, in which the whole formed by splicing the planar tempered glass layer 2, the curved tempered glass strip 3 and the soft frame is matched with the upper surface of the attached mobile phone in shape and size, and the thicknesses of the planar tempered glass layer 2, the curved tempered glass strip 3 and the soft frame are the same, so as to ensure that the whole protective film can be stably attached to the mobile phone;
the soft frames comprise an upper soft frame 11 and a lower soft frame 12, and the upper soft frame 11 and the lower soft frame 12 are respectively attached to the upper edge and the lower edge outside the screen part on the upper surface of the mobile phone;
according to the setting position of the functional hole site on the attached mobile phone, the functional hole is formed in the corresponding positions of the upper soft frame 11 or the planar toughened glass layer 2 and the dustproof film 1, so that the blocking of the functional hole site on the mobile phone by the protective film and the dustproof film 1 is avoided.
Example 3
Referring to fig. 2-10, based on embodiment 2, detailed description is given to an auxiliary structure in the process of attaching a tempered film to a mobile phone in embodiment 1, and as an auxiliary structure in the process of attaching a tempered film to a mobile phone, the auxiliary structure further includes an insertion block, the insertion block is inserted into a charging port of the attached mobile phone, and a limit post is disposed on the insertion block, a position corresponding to a first front release film 4 is provided with a limit hole 13 and is nested with the limit post, so that the first front release film 4 is ensured to be stably attached to the lower surface of the mobile phone, and a stable effect is achieved for the subsequent attachment of a protective film and a dustproof film 1;
the third rear release film 9 comprises two types which are respectively attached to the back surfaces of an upper soft frame 11 and a lower soft frame 12, the first front release film 4, the second front release film 5 and the third front release film 6 respectively comprise attachment subsections 14 and attachment base parts 15, the attachment base parts 15 are correspondingly attached to a plane toughened glass layer 2, a curved toughened glass strip 3, the upper soft frame 11, the lower soft frame 12 and the front surface of a dustproof film 1, the shape and the size of the attachment base parts 15 are matched with the lower surface of an attached mobile phone, the first front release film 4 further comprises a nesting part 16, a limit hole 13 is formed in the nesting part 16, and a key hole is formed in the corresponding position of the attachment subsections 14 of the curved toughened glass strip 3 of the first front release film 4 to ensure stable arrangement and stable attachment of the front release film;
before the process of attaching the toughened film to the mobile phone, a fifth rear release film is attached to the attaching base part 15 of the first front release film 4, and the attaching base part 15 of the first front release film 4 is conveniently attached to the lower surface of the mobile phone after the fifth rear release film is taken down; in the process of attaching the toughened film to the mobile phone, the attaching base part 15 of the first front release film 4 is attached to the lower surface of the mobile phone;
it is first preceding from type membrane 4, before the second from type membrane 5, all be provided with leading tear hand 17 on the type membrane 6 before the third, first back is from type membrane 7, after the second from type membrane 8, after the third from type membrane 9, after the fourth from type membrane 10, after the fifth all be provided with rearmounted tear hand 18 on the type membrane, conveniently tear down from type membrane 8 after the second from type membrane 6, first back is from type membrane 7, after the second from type membrane 8, after the third from type membrane 9, after the fourth from type membrane 10, after the fifth from type membrane to first preceding from type membrane 4, before the second.
Example 4
Referring to fig. 2 to 10, the attaching process of the tempered film according to the present invention will be described based on the embodiments 1 to 3: when the toughened film is attached to a mobile phone, the insertion block is inserted into a charging port of the attached mobile phone, and the limiting hole 13 on the first front release film 4 is embedded in the limiting column of the insertion block to ensure that the first front release film 4 is stably attached to the lower surface of the mobile phone;
turning the planar toughened glass layer 2 and the curved toughened glass layer on the first front release film 4 to the upper surface of the mobile phone, tearing off the corresponding first rear release film 7 and the second rear release film 8, attaching the first rear release film and the second rear release film to the upper surface of the mobile phone, and ensuring that the first rear release film and the second rear release film correspond to the screen of the mobile phone;
turning an upper soft frame 11 and a lower soft frame 12 on a second front release film 5 to the upper surface of the mobile phone, tearing off a third rear release film 9 and attaching the third rear release film to the upper and lower edges of the upper surface of the mobile phone, and ensuring the stable attachment of the edges of the planar toughened glass layer 2, the curved toughened glass strip 3, the upper soft frame 11 and the lower soft frame 12 in the attaching process;
and (3) turning the dustproof film 1 on the release film 6 to the upper surface of the mobile phone before the third, tearing off the release film 10 after the fourth, and attaching the dustproof film to the protective film on the upper surface of the mobile phone to complete the attachment of the toughened film.
Example 5
Referring to fig. 2-10, based on the embodiments 1-3, the working principle and beneficial effects of the invention are explained, because the curved-surface screen mobile phone has the problem that the toughened film is inconvenient to attach or unstable to attach, the toughened films spliced by the planar toughened glass layer 2 and the curved-surface toughened glass strip 3 are respectively attached, so that the complete coverage of the curved-surface screen can be ensured, and the stability of attaching the toughened film can be ensured;
an upper soft frame 11 and a lower soft frame 12 are attached to the upper and lower edges of the toughened glass layer and the curved toughened glass strip 3 to form a unified protective film, and a dustproof film 1 is attached to the upper surfaces of the toughened glass layer, the curved toughened glass strip 3, the upper soft frame 11 and the lower soft frame 12, so that an effective dustproof effect can be achieved;
Example 6
Referring to fig. 2-10, a further supplementary explanation of the embodiment 5 is that, since the first front release film 4 is accurately positioned on the lower surface of the mobile phone, it can be ensured that the gap between the planar tempered glass layer 2 and the curved tempered glass strip 3 is small enough, and through experimental tests, the gap between the planar tempered glass layer 2 and the curved tempered glass strip 3 is below 0.05mm, which does not affect human vision;
but the design of curved surface toughened glass strip 3 can reduce the breakage rate of curved surface screen cell-phone after dropping by a wide margin.
Example 7
Referring to fig. 2-10, a method for manufacturing a dustproof curved tempered film includes the following steps:
(1) manufacture of dust-proof film 1 and protective film
Cutting a dustproof film 1 with a corresponding specification according to the shape and size of the attached mobile phone, manufacturing a corresponding plane toughened glass layer 2 and a corresponding curved toughened glass strip 3, manufacturing a soft frame, coating a first glue layer on the back surface of the dustproof film 1 and attaching a fourth rear release film 10, coating a first glue layer on the plane toughened glass layer 2, the curved toughened glass strip 3, the soft frame and the back surface, and attaching a first rear release film 7, a second rear release film 8 and a third rear release film 9 respectively;
(2) production of front release film
Cut out the first preceding type membrane 4 of corresponding specification according to corresponding size, from type membrane 5 before the second, type membrane 6 before the third, the laminating subsection 14 of type membrane 4 corresponds laminating plane toughened glass layer 2 before first, the front of curved surface toughened glass strip 3, the laminating subsection 14 of type membrane 5 corresponds the front of the soft frame of laminating before the second, the laminating subsection 14 of type membrane 6 corresponds the front of laminating dust-proof membrane 1 before the third, type membrane 4 before the first, type membrane 5 before the second, the laminating basal portion 15 of type membrane 6 corresponds the laminating from top to bottom before the third, constitute the tempering membrane that is used for laminating collection wholly.
Example 8:
the utility model provides a dustproof curved surface tempering membrane, includes plane tempering membrane main part and curved surface part, and wherein plane part and curved surface part pass through fine mortise and tenon structural connection, have the nanometer size sucking disc that forms through 3D printing technique printing on plane part and the curved surface part, and nanometer size sucking disc density is 100 per square centimeter, and the height is 100 angstroms. The dustproof curved surface toughened film plane layer comprises a silica gel layer with a nanometer-sized dish washing, a second adhesive layer, a fiber toughened glass layer, an antibacterial wear-resistant layer and an oil-proof hydrophobic layer from bottom to top. The dustproof curved surface toughened film plane layer comprises a silica gel layer, a second adhesive layer, a fiber toughened glass layer, an antibacterial wear-resistant layer and an oil-proof hydrophobic layer from bottom to top. And a release film layer and an adhesive layer are arranged below the plane layer and the curved surface layer. The bottom of the plane layer is at least provided with 2 positioning films, and the positioning films, the first adhesive layer and the release film layer are in contact with the adhesive layer part and have parts exceeding the adhesive layer. The toughening fibers are glass fibers. The thickness of the mobile phone film is 0.05 mm.
Example 9:
the utility model provides a dustproof curved surface tempering membrane, includes plane tempering membrane main part and curved surface part, and wherein plane part and curved surface part pass through fine mortise and tenon structural connection, have the nanometer size sucking disc that forms through 3D printing technique printing on plane part and the curved surface part, and nanometer size sucking disc density is 100 per square centimeter, and the height is 200 angstroms. The dustproof curved surface toughened film plane layer comprises a silica gel layer with a nanometer-sized dish washing, a second adhesive layer, a fiber toughened glass layer, an antibacterial wear-resistant layer and an oil-proof hydrophobic layer from bottom to top. The dustproof curved surface toughened film plane layer comprises a silica gel layer, a second adhesive layer, a fiber toughened glass layer, an antibacterial wear-resistant layer and an oil-proof hydrophobic layer from bottom to top. And a release film layer and an adhesive layer are arranged below the plane layer and the curved surface layer. The bottom of the plane layer is at least provided with 2 positioning films, and the positioning films, the first adhesive layer and the release film layer are in contact with the adhesive layer part and have parts exceeding the adhesive layer. The antibacterial wear-resistant layer contains nano ZnO, nano TiO2 and nano ZrO2 ceramic particles. The thickness of the mobile phone film is 0.08 mm.
Example 10:
the utility model provides a dustproof curved surface tempering membrane, includes plane tempering membrane main part and curved surface part, and wherein plane part and curved surface part pass through fine mortise and tenon structural connection, have the nanometer size sucking disc that forms through 3D printing technique printing on plane part and the curved surface part, and nanometer size sucking disc density is 100 per square centimeter, and the height is 200 angstroms. The dustproof curved surface toughened film plane layer comprises a silica gel layer with a nanometer-sized dish washing, a second adhesive layer, a fiber toughened glass layer, an antibacterial wear-resistant layer and an oil-proof hydrophobic layer from bottom to top. The dustproof curved surface toughened film plane layer comprises a silica gel layer, a second adhesive layer, a fiber toughened glass layer, an antibacterial wear-resistant layer and an oil-proof hydrophobic layer from bottom to top. And a release film layer and an adhesive layer are arranged below the plane layer and the curved surface layer. The bottom of the plane layer is at least provided with 2 positioning films, and the positioning films, the first adhesive layer and the release film layer are in contact with the adhesive layer part and have parts exceeding the adhesive layer. The dustproof curved surface toughened film is provided with a blue light prevention layer between the fiber toughened glass layer and the antibacterial wear-resistant layer. The thickness of the mobile phone film is 0.10 mm.
Example 11:
the utility model provides a dustproof curved surface tempering membrane, includes plane tempering membrane main part and curved surface part, and wherein plane part and curved surface part pass through fine mortise and tenon structural connection, have the nanometer size sucking disc that forms through 3D printing technique printing on plane part and the curved surface part, and nanometer size sucking disc density is 100 per square centimeter, and the height is 200 angstroms. The dustproof curved surface toughened film plane layer comprises a silica gel layer with a nanometer-sized dish washing, a second adhesive layer, a fiber toughened glass layer, an antibacterial wear-resistant layer and an oil-proof hydrophobic layer from bottom to top. The dustproof curved surface toughened film plane layer comprises a silica gel layer, a second adhesive layer, a fiber toughened glass layer, an antibacterial wear-resistant layer and an oil-proof hydrophobic layer from bottom to top. And a release film layer and an adhesive layer are arranged below the plane layer and the curved surface layer. The bottom of the plane layer is at least provided with 2 positioning films, and the positioning films, the first adhesive layer and the release film layer are in contact with the adhesive layer part and have parts exceeding the adhesive layer. The dustproof curved surface toughened film is provided with a blue light prevention layer between the fiber toughened glass layer and the antibacterial wear-resistant layer, and a protective layer can be further arranged on the oil-proof hydrophobic layer. The thickness of the mobile phone film is 0.11 mm.
Comparative example 1:
the existing mobile phone film: a dustproof curved surface toughened film comprises a release layer, toughened glass and an AB glue layer, wherein the thickness of a mobile phone film is 0.15 mm.
Comparative example 2:
the utility model provides a curved surface glass tempering membrane includes the glue film, prevents blue light combined layer, toughened glass layer and fingerprint oil layer, is equipped with on the glue film and prevents the blue light combined layer, prevents being equipped with the toughened glass layer on the blue light combined layer, and the toughened glass layer is equipped with the fingerprint oil layer, and the cell-phone membrane is thick 0.33 mm.
Testing the bacterial quantity on the mobile phone film:
the test results of the bacteria on the mobile phone membranes of the examples I, II, III and IV after one month of use are 200-500 per square centimeter, and the test results of the bacteria on the mobile phone membranes of the comparative example I and the mobile phone membranes after one month of use are 10-12 ten thousand per square centimeter.
And (3) testing scratches on the mobile phone film:
the mobile phone films of examples 8 to 12 after one month of use were not scratched when the key was used for 10 ten thousand times, and the mobile phone films of comparative examples 1 to 2 after one month of use were obviously scratched when the key was used for 2 ten thousand times.
According to another aspect of the invention, after the sucker on the silica gel layer is tightly attached to the mobile phone screen, the toughened film with the same thickness can achieve the effect of reducing the whole thickness of the toughened film by reducing the thickness of the glue layer, so that the heat dissipation effect of the toughened film is better, and the gluing strength of the toughened film is not reduced; the antibacterial wear-resistant layer and the oil-proof hydrophobic layer are matched, so that the content of bacteria on the mobile phone film can be greatly reduced; according to the invention, the scratch on the surface of the mobile phone can be greatly reduced through the antibacterial wear-resistant layer and the fiber toughened and toughened glass layer; according to the invention, the plane part and the curved surface part are connected through the micro mortise and tenon structure, so that on one hand, the plane structure and the curved surface structure can be perfectly attached to the curved surface screen and are tightly connected with each other to form an integrated structure.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a dustproof curved surface tempering membrane which characterized in that: including dust-proof membrane (1), first glue film, protection film, second glue film, its characterized in that:
the toughened film is attached to the mobile phone and has a corresponding structure that the shape and the size of the dustproof film (1) are correspondingly matched with the shape and the size of the upper surface of the attached mobile phone, the shape and size of the protective film are correspondingly matched with the shape and size of the upper surface of the attached mobile phone, the lower surface of the dustproof film (1) is attached to the upper surface of the protective film through a first adhesive layer, the lower surface of the protective film is attached to the upper surface of the attached mobile phone through a second adhesive layer, the protective film comprises a plane toughened glass layer (2), a curved toughened glass strip (3) and a soft frame, the mobile phone screen comprises a flat toughened glass layer (2), a curved toughened glass strip (3), a soft frame and a mobile phone screen, wherein the flat toughened glass layer (2) is correspondingly attached to a flat part of the mobile phone screen, the curved toughened glass strip (3) has the same curvature as the curved surface of the mobile phone screen and is attached to the curved part of the mobile phone screen, and the soft frame is attached to the upper edge and the lower edge of the mobile phone screen.
2. The dustproof curved surface tempered film according to claim 1, wherein: the auxiliary structure comprises a first front release film (4), a second front release film (5), a third front release film (6), a first rear release film (7), a second rear release film (8), a third rear release film (9) and a fourth rear release film (10);
the front of the plane toughened glass layer (2) and the curved surface toughened glass strip (3) is correspondingly attached to the first front release film (4) and the back of the first front release film is coated with a second adhesive layer, the front of the soft frame is correspondingly attached to the second front release film (5) and the back of the second front release film is coated with a second adhesive layer, the front of the dustproof film (1) is correspondingly attached to the third front release film (6) and the back of the dustproof film is coated with a first adhesive layer, the first front release film (4), the second front release film (5) and the third front release film (6) are correspondingly attached from top to bottom in sequence, the shape and size of the first rear release film (7) are the same as the plane toughened glass layer (2) and attached to the back of the first front release film through the second adhesive layer, the shape and size of the second rear release film (8) are the same as the curved surface toughened glass strip (3) and attached to the back of the curved surface through, the shape and size of the third rear release film (9) are the same as those of the soft frame and are attached to the back of the third rear release film through a second adhesive layer, and the shape and size of the fourth rear release film (10) are the same as those of the dustproof film (1) and are attached to the back of the fourth rear release film through a first adhesive layer;
the whole formed by splicing the planar toughened glass layer (2), the curved toughened glass strip (3) and the soft frame is correspondingly matched with the shape and the size of the upper surface of the attached mobile phone, and the thicknesses of the planar toughened glass layer (2), the curved toughened glass strip (3) and the soft frame are the same; soft frame includes soft frame (11), soft frame (12) down, go up soft frame (11), soft frame (12) respectively attached upper and lower edge outside cell-phone upper surface screen part down, after the third from type membrane (9) including two kinds attached respectively at last soft frame (11), the back of soft frame (12) down.
3. The dustproof curved surface tempered film according to claim 2, wherein: according to the setting position of the functional hole position on the attached mobile phone, the functional hole is formed in the corresponding positions of the upper soft frame (11) or the plane toughened glass layer (2) and the dustproof film (1).
4. The dustproof curved surface tempered film according to claim 2, wherein: as an auxiliary structure in the process of attaching the toughened film to the mobile phone, the mobile phone protection device further comprises an insertion block, wherein the insertion block is inserted into a charging port of the attached mobile phone and is provided with a limiting column, and a first front release film (4) is provided with a limiting hole (13) in a corresponding position and is embedded with the limiting column.
5. The dustproof curved surface tempered film according to claim 3, wherein: from type membrane (5), before the third before first preceding type membrane (4), second from type membrane (6) all including laminating subsection (14), laminating basal portion (15), correspond laminating plane toughened glass layer (2), curved surface toughened glass strip (3), go up soft frame (11), soft frame (12), the front of dust-proof membrane (1) down on laminating basal portion (15), the shape and size of laminating basal portion (15) coincide with the lower surface of attached cell-phone, first preceding type membrane (4) still include nested portion (16) just set up in nested portion (16) spacing hole (13), first preceding type membrane (4) correspond the position at laminating subsection (14) of laminating curved surface toughened glass strip (3) and have seted up the key hole.
6. The dustproof curved surface tempered film according to claim 4, wherein: before the process of attaching the tempering film to the mobile phone, the fifth rear release film is attached to the attaching base part (15) of the first front release film (4), and the attaching base part (15) of the first front release film (4) is attached to the lower surface of the mobile phone.
7. The dustproof curved surface tempered film according to claim 5, wherein: all be provided with leading tearing hand (17) before first preceding from type membrane (4), second before from type membrane (5), third from type membrane (6), first back is from type membrane (7), second back from type membrane (8), third back from type membrane (9), fourth back from type membrane (10), fifth back is provided with rearmounted tearing hand (18) on from the type membrane.
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| CN111049965B (en) | 2020-12-18 |
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