CN210506183U - Blue light-proof AB adhesive applied to fingerprint identification mobile phone screen under screen - Google Patents
Blue light-proof AB adhesive applied to fingerprint identification mobile phone screen under screen Download PDFInfo
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- CN210506183U CN210506183U CN201822114443.XU CN201822114443U CN210506183U CN 210506183 U CN210506183 U CN 210506183U CN 201822114443 U CN201822114443 U CN 201822114443U CN 210506183 U CN210506183 U CN 210506183U
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Abstract
The utility model discloses a be applied to blue light AB glue of preventing of fingerprint discernment cell-phone screen under screen, include in proper order from type rete, high viscidity ya keli glue film, use base rete, installation silica gel layer and from the type rete down including top-down, its characterized in that, the material that uses base rete is PC, ABS, PMMA, COP, PP, SRF, TPU and TAC optical plastic film one of, and thickness is 25-360 mu m, is less than 30nm at the phase difference of 0-90 single direction of angular range, at last from type rete, high viscidity yakeli glue film, use base rete, installation silica gel layer and add in the one deck or the multilayer in the type rete down and prevent blue light auxiliary agent or prevent blue light coating. The utility model discloses a AB glue can effectively improve the recognition degree and the response speed to the fingerprint, can effectively the separation have the shortwave blue light of injury to eyes moreover, effectively prevents the optic nerve fatigue that long-term use cell-phone leads to, effectively prevents the production of myopia.
Description
Technical Field
The utility model relates to a AB glue, concretely relates to be applied to blue light AB glue of preventing of fingerprint discernment cell-phone screen under screen.
Background
AB glue for toughened glass of mobile phones in the current market is mainly based on PET. The AB glue production process mainly comprises the steps of firstly coating silica gel on one surface of a PET substrate and then coating a film, and coating a high-viscosity glue and coating a film on the other surface of the PET substrate. The coating process is complicated, two-time coating is needed, and the thickness is increased, so that the common toughened film cannot be applied to the fingerprint identification mobile phone under the screen.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fingerprint recognition speed is fast under the screen, and the high blue light AB glue of preventing that is applied to fingerprint recognition mobile phone screen under the screen that can prevent the blue light again of discernment rate of accuracy.
An object of the utility model is to provide a be applied to blue light AB glue of preventing of fingerprint discernment cell-phone screen under screen, include in proper order from type rete, high viscidity ya keli glue film, use base film layer, installation silica gel layer and from the type rete down including top-down, the material that uses the base film layer is one of PC, ABS, PMMA, COP, PP, SRF, TPU and TAC optical plastic film, and thickness is 25-360 mu m, is less than 30nm at the phase difference of 0-90 single direction of angle scope, at last from type rete, high viscidity yakeli glue film, use base film layer, installation silica gel layer and add in one deck or the multilayer in the type rete under and prevent blue light auxiliary agent or prevent blue light coating.
Further, the utility model discloses a be applied to under the screen fingerprint identification cell-phone screen prevent blue light AB glue, a serial communication port, prevent the blue light coating set up in the high ya keli glue film of gluing.
Further, the utility model discloses a be applied to under the screen fingerprint identification cell-phone screen prevent blue light AB glue, prevent the blue light coating set up in use the both sides of basic rete.
Further, the utility model discloses a be applied to under-screen fingerprint identification cell-phone screen prevent blue light AB glue, prevent the blue light auxiliary agent set up in use basic rete or in the glue solution on installation silica gel layer, prevent that the blue light auxiliary agent includes fluorescent brightener and ultraviolet absorbent.
Furthermore, the utility model discloses a be applied to blue light AB glue of preventing of fingerprint discernment cell-phone screen under the screen, the material of going up from the type rete is one of ABS, PMMA, COP, PP, SRF and low shrinkage rate PET optical plastic film, and thickness is 25-360 mu m, and from the type force is 1-50 g; the lower release film layer is made of one of ABS, PMMA, COP, PP, SRF and a low-shrinkage PET optical plastic film, the thickness is 25-360 mu m, and the release force is 1-50 g; the high-viscosity acrylic adhesive layer is a high-viscosity adhesive layer, the high-viscosity adhesive layer is a high-viscosity acrylic adhesive layer, a high-viscosity polyurethane adhesive layer or a high-viscosity polyester adhesive layer, the thickness of the high-viscosity acrylic adhesive layer is 8-150 mu m, the peeling force to a steel plate is 5-3000g, the light transmittance is 89.5% -92.5%, and the haze is 0.2% -2.5%; the attaching and tearing force of the installation silica gel layer and the liquid crystal screen with the water drop angle of 115 degrees is larger than 15g, the peeling force is 2-800g, the light transmittance is 88% -96%, and the haze is 0.2% -2.5%.
Furthermore, the blue light-proof AB adhesive applied to the fingerprint identification mobile phone screen under the screen is provided by the utility model, the upper release film layer is a PET silicone oil release film with the thickness of 50-188 μm and the release force of 3-8 g; the high-viscosity acrylic adhesive layer is a high-viscosity adhesive layer with the thickness of 15-50 mu m, the peeling force to the steel plate is 200-2000g, the light transmittance of the high-viscosity acrylic adhesive layer is 89.5-92.5%, and the haze is 0.5-1.5%; the thickness of the used base film layer is 50-188 μm, and the phase difference in a single direction of 0 degree or 90 degrees is less than 30 nm; the attaching and tearing force of the mounting silica gel layer and the liquid crystal screen with the water drop angle of 115 degrees is more than 20g, the peeling force is 2-10g, the light transmittance is 89.5% -92.5%, and the haze is 0.5% -1.5%; the lower release film layer is a PET fluorine release film, the thickness of the lower release film layer is 50-188 mu m, and the release force is 3-8 g.
Further, the utility model discloses a be applied to under screen fingerprint identification cell-phone screen prevent blue light AB glue, when the peeling force on installation silica gel layer is within 15g, adopt level and smooth PET from the non-processing face of type membrane as from the type rete down from the type face of type membrane.
Further, the utility model discloses a be applied to blue light AB glue of preventing of fingerprint identification cell-phone screen under screen, use the base film layer to include a plurality of layers and use the base film, when using the base film to be more than 2 layers, each layer use between the base film by optics level viscose layer or optics level OCA and acrylic acid pressure sensitive adhesive, polyurethane glue, polyester glue one or more gluing agent mix together the viscose layer that forms bond together, the peel force scope of viscose layer is 500 plus 5000 g; the light transmittance is 88% -96%, and the haze range of the viscose layer is 0.1% -2.5%.
Further, the utility model discloses a be applied to blue light AB glue of preventing of fingerprint identification cell-phone screen under the screen, the peel force scope of viscose layer is 1000-; the light transmittance is 91.5-95.5%, and the haze range is 0.15-0.5%.
Has the advantages that: the utility model discloses a be applied to blue light AB glue of preventing of fingerprint identification cell-phone screen under screen, owing to adopt the low phase difference's of single direction use basal membrane layer, the phase difference of single direction is less than 30nm especially, can be with accomplishing the maximization at single direction luminous flux, effectively improve the discernment degree and the response speed to the fingerprint, and can effectively the separation have the shortwave blue light of injury to eyes, can effectively separate 30-40% 380 and add 450nm shortwave blue light, effectively prevent the optic nerve fatigue that long-term use cell-phone leads to, effectively prevent the production of myopia. After the mobile phone screen is pasted with the film, if a user wears polarized glasses (sunglasses), the user can normally watch the screen, and the problem of color ghost (distortion) of the screen when the user wears the sunglasses before watching the screen can be avoided.
Description of the drawings:
fig. 1 is the first schematic structural diagram of the AB glue applied to the fingerprint identification mobile phone screen under the screen (use the base film layer including the single layer use the base film).
Fig. 2 is the utility model discloses a be applied to the AB glue's of fingerprint identification cell-phone screen under the screen second kind of schematic structure (use the base film layer including the double-deck base film that uses).
Reference numerals: 1. go up from type rete, 2 high viscidity ya keli glue film, 3, use base film layer, 31, use base film, 32, viscose layer, 4, installation silica gel layer, 5, leave type rete down.
Detailed Description
The following description is given in detail by combining the drawings and the specific embodiment of the specification, and the blue-light-proof AB glue applied to the fingerprint identification mobile phone screen under the screen is disclosed.
As shown in fig. 1 and 2, an object of the utility model is to provide a be applied to under screen fingerprint identification cell-phone screen prevent blue light AB glue, include in proper order from type rete 1, high yakeli glue film 2, use base film layer 3, installation silica gel layer 4 and from type rete 5 down including top-down, its characterized in that, the material that uses base film layer 3 is one of PC, ABS, PMMA, COP, PP, SRF, TPU and TAC optical plastic film, and thickness is 25-360 mu m, is less than 30nm at the phase difference of the single direction of 0-90 angle scope.
Further, the utility model discloses a be applied to blue light AB glue of preventing of fingerprint discernment cell-phone screen under the screen, the material of going up release film layer 1 is one of ABS, PMMA, COP, PP, SRF and the PET optical plastic film of low shrinkage factor, and thickness is 25-360 mu m, and release force is 1-50 g; the lower release film layer 5 is made of one of ABS, PMMA, COP, PP, SRF and PET optical plastic films with low shrinkage rate, the thickness is 25-360 mu m, and the release force is 1-50 g.
Further, the utility model discloses a be applied to blue light AB glue of preventing of fingerprint discernment cell-phone screen under the screen, high viscidity ya keli glue film 2 is high viscose glue film 32, high viscose glue film 32 is high viscose acrylic acid glue film, high viscosity polyurethane glue film or high viscosity polyester glue film, and thickness is 8-150 μm, and the peel force to the steel sheet is 5-3000g, and the luminousness is 89.5% -92.5%, and haze is 0.2% -2.5%.
Further, the utility model discloses a be applied to blue light AB glue of preventing of fingerprint identification cell-phone screen under the screen, the laminating of the LCD screen of installation silica gel layer 4 and 115 water droplet angles is torn from power and is greater than 15g, and peeling off force is 2-800g, and the luminousness is 88% -96%, and haze is 0.2% -2.5%.
Further, the utility model discloses a prevent blue light AB glue that is applied to fingerprint identification cell-phone screen under the screen, go up release film layer 1 for PET silicon oil release film, thickness is 50-188 μm, release force is 3-8 g; the high-viscosity acrylic adhesive layer 2 is a high-viscosity adhesive layer 32, the thickness of the high-viscosity acrylic adhesive layer is 15-50 mu m, the peeling force to a steel plate is 200-2000g, the light transmittance of the high-viscosity acrylic adhesive layer 2 is 89.5-92.5%, and the haze is 0.5-1.5%; the thickness of the base film layer 3 is 50-188 μm, and the phase difference in a single direction of 0 degree or 90 degrees is less than 30 nm; the attaching and tearing force of the silica gel layer 4 and the liquid crystal screen with the water drop angle of 115 degrees is more than 20g, the peeling force is 2-10g, the light transmittance is 89.5% -92.5%, and the haze is 0.5% -1.5%; the lower release film layer 5 is a PET fluorine release film with the thickness of 50-188 μm and the release force of 3-8 g.
Further, the utility model discloses a be applied to under screen fingerprint identification cell-phone screen prevent blue light AB glue, when the peeling force on installation silica gel layer 4 is within 15g, adopt level and smooth PET to take the non-processing face as from the type membrane from type rete 5 down from type membrane from the type face.
Further, the utility model discloses a be applied to blue light AB glue of preventing of fingerprint identification cell-phone screen under screen, use base film layer 3 to include a plurality of layers and use base film 31, when use base film 31 to be more than 2 layers, each layer use between the base film 31 by optics level viscose layer 32 or optics level OCA and acrylic acid pressure sensitive adhesive, polyurethane glue, polyester glue one or more gluing agent mix together the viscose layer 32 that forms bond together, the peel force scope of viscose layer 32 is 500-; the light transmittance is 88% -96%, and the haze range of the adhesive layer 32 is 0.1% -2.5%; the peeling force range of the adhesive layer 32 is 500-5000 g; the light transmittance is 88% -96%, and the haze range of the adhesive layer 32 is 0.1% -2.5%.
Further, the utility model discloses a be applied to blue light AB glue of preventing of fingerprint identification cell-phone screen under the screen, the peel force scope of viscose layer 32 is 1000-; the light transmittance of the adhesive layer 32 is 91.5% -95.5%; the haze range of the adhesive layer 32 is 0.15% -0.5%.
The utility model discloses a be applied to the preparation method that prevents blue light AB glue of fingerprint identification cell-phone screen under the screen does, will carry out the coincide suppression in proper order from type rete and functional layer down and form, specifically include following step: firstly, coating a silica gel layer on a lower release film layer, volatilizing a solvent through an oven and baking; after drying, coating a substrate layer and a high-viscosity acrylic adhesive layer on the silica gel mounting layer, and then drying; and coating a protective silica gel layer on the high-viscosity acrylic adhesive layer, and coating a release film layer.
Has the advantages that: the utility model discloses a be applied to blue light AB glue of preventing of fingerprint identification cell-phone screen under screen, owing to adopt the low phase difference's of single direction use basal membrane layer 3, the phase difference of single direction is less than 30nm especially, can be with accomplishing the maximization at single direction luminous flux, effectively improve the discernment degree and the response speed to the fingerprint, and can effectively the separation have the shortwave blue light of injury to eyes, can effectively separate 30-40% 380 and add 450nm shortwave blue light, effectively prevent the optic nerve fatigue that long-term use cell-phone leads to, effectively prevent the production of myopia. After the mobile phone screen is pasted with the film, if a user wears polarized glasses (sunglasses), the user can normally watch the screen, and the problem of color ghost (distortion) of the screen when the user wears the sunglasses before watching the screen can be avoided.
The utility model discloses a be applied to under screen fingerprint identification cell-phone screen prevent blue light AB glue for more popular under screen fingerprint unblock cell-phone under the existing market, for example: vi vo X21, vivoneX, HUAWEI mate20, millet mix 2S and the like, can effectively improve the recognition rate of fingerprints and the response speed of fingerprint recognition, and has revolutionary improvement on the success rate and the response speed of screen unlocking. The recognition rate is more than 2 times of that of the protective film made of common optical materials (such as common PET, PP, PE, PI, TAC, TPU and the like), the recognition rate can reach 99.99 percent, and the corresponding recognition speed can be improved to be within 0.2m second.
When the mobile phone is used by a user, the lower release film layer 5 is removed, the mounting silica gel layer 4 is attached to a mobile phone screen (certainly, the mobile phone screen can also be applied to a camera and the like), the protective silica gel layer and the mounting adhesive layer are respectively arranged on the upper surface and the lower surface of the high-viscosity acrylic adhesive layer 2, the silica gel has strong adsorption capacity and can automatically exhaust and attach to the mobile phone, the high-viscosity acrylic adhesive layer 2 has good attachment performance with glass, can effectively absorb the acting force of impact and collision, reduces the impact force and the collision force of the screen, is beneficial to protecting the screen from being damaged or broken, cannot crack and explode, avoids unnecessary personal injury, simultaneously prevents the screen from being replaced, and reduces the use cost; and the protective film has good adhesiveness and scratch resistance, scratches can not directly act on the screen, and the screen can not be damaged. The adhesive property and the exhaust property of the silica gel layer are good, the use effect of the protective film is ensured, and no residue is left when the screen is peeled off after use; the high-viscosity acrylic adhesive layer 2 is high-temperature resistant, and can keep good adhesion in a high-temperature and high-humidity environment; the outermost side is provided with a protective silica gel layer, so that the using effect of the protective film is guaranteed again.
Because the base film 31 is a resin protective film with low phase difference in two directions, the recognition degree and the corresponding speed of fingerprints can be effectively improved, and the success rate and the reaction speed of screen unlocking are improved revolutionarily. For example, when the fingerprint unlocking mobile phone is used on a popular off-screen fingerprint unlocking mobile phone in the current markets such as vivoX21, millet mix 2S and the like, the fingerprint identification rate and the response speed of fingerprint identification can be effectively improved, the identification rate is more than 2 times of that of a common optical material (such as PET, PP, PE, PI, TAC, TPU and the like) protective film, the identification rate can reach 99.99%, and the corresponding identification speed can be improved to be within 0.2m second. After the protective film is pasted on the mobile phone screen, a user can normally watch the screen even wearing polarized glasses (sunglasses), and the problem of color ghost (distortion) of the screen when watching the screen after wearing the sunglasses in the prior art can be avoided.
The utility model discloses a AB glue is used for ordinary toughened glass's laminating on the market at present, uses as the base material of tempering membrane, can effectively improve the discernment degree and the corresponding speed to the fingerprint, has revolutionary improvement to the success rate and the reaction rate of screen unblock. The problem that a common toughened film in the market cannot be applied to a fingerprint identification mobile phone under a screen at present can be solved; the toughened glass of different radians of laminating, it is applicable in 2.5D 3.0D 4D screen protection film, can accomplish full laminating by the hot pressing, the product is used for a long time after the shaping and is not bounce-back, wrap up the screen comprehensively, prevent effectively that the cell-phone screen from dropping and leading to the phenomenon that the screen falls bad, play comprehensive guard action, simultaneously with the adhesion of cell-phone screen strong, especially also can produce high adhesion with the cell-phone screen of taking the AF function, excellent economic benefits and market value have.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.
Claims (8)
1. The blue-light-proof AB adhesive is characterized by comprising an upper release film layer, a high-viscosity acrylic adhesive layer, a using base film layer, an installing silica gel layer and a lower release film layer from top to bottom in sequence, wherein the using base film layer is made of one of PC, ABS, PMMA, COP, PP, SRF, TPU and TAC optical plastic films, the thickness of the using base film layer is 25-360 mu m, the phase difference in a single direction within the angle range of 0-90 degrees is less than 30nm, and a blue-light-proof coating is added into one or more of the upper release film layer, the high-viscosity acrylic adhesive layer, the using base film layer, the installing silica gel layer and the lower release film layer.
2. The blue-light-proof AB adhesive applied to the fingerprint identification mobile phone screen under the screen as claimed in claim 1, wherein the blue-light-proof coating is disposed in the high-viscosity acrylic adhesive layer.
3. The blue-light-proof AB glue applied to the screen of the finger print recognition mobile phone screen under the screen of claim 1, wherein the blue-light-proof coating is arranged on two sides of the usage base film layer.
4. The blue-light-proof AB adhesive applied to the fingerprint identification mobile phone screen below the screen as claimed in claim 1, wherein the upper release film layer is made of one of ABS, PMMA, COP, PP, SRF and PET optical plastic film with low shrinkage rate, the thickness is 25-360 μm, and the release force is 1-50 g; the lower release film layer is made of one of ABS, PMMA, COP, PP, SRF and a low-shrinkage PET optical plastic film, the thickness is 25-360 mu m, and the release force is 1-50 g; the high-viscosity acrylic adhesive layer is one of a high-viscosity acrylic adhesive layer, a high-viscosity polyurethane adhesive layer and a high-viscosity polyester adhesive layer, the thickness of the high-viscosity acrylic adhesive layer is 8-150 mu m, the stripping force on a steel plate is 5-3000g, the light transmittance is 89.5% -92.5%, and the haze is 0.2% -2.5%; the attaching and tearing force of the installation silica gel layer and the liquid crystal screen with the water drop angle of 115 degrees is larger than 15g, the peeling force is 2-800g, the light transmittance is 88% -96%, and the haze is 0.2% -2.5%.
5. The blue-light-proof AB adhesive applied to the fingerprint identification mobile phone screen below the screen as claimed in claim 1, wherein the upper release film layer is a PET silicone oil release film with a thickness of 50-188 μm and a release force of 3-8 g; the high-viscosity acrylic adhesive layer is a high-viscosity adhesive layer with the thickness of 15-50 mu m, the peeling force to the steel plate is 200-2000g, the light transmittance of the high-viscosity acrylic adhesive layer is 89.5-92.5%, and the haze is 0.5-1.5%; the thickness of the used base film layer is 50-188 μm, and the phase difference in a single direction of 0 degree or 90 degrees is less than 30 nm; the attaching and tearing force of the mounting silica gel layer and the liquid crystal screen with the water drop angle of 115 degrees is more than 20g, the peeling force is 2-10g, the light transmittance is 89.5% -92.5%, and the haze is 0.5% -1.5%; the lower release film layer is a PET fluorine release film, the thickness of the lower release film layer is 50-188 mu m, and the release force is 3-8 g.
6. The blue-light-proof AB adhesive applied to the fingerprint identification mobile phone screen under the screen of claim 1, wherein when the peeling force of the installation silica gel layer is within 15g, the non-processed surface of the PET release film with a smooth surface is adopted as the release surface of the lower release film on the lower release film layer.
7. The blue-light-proof AB adhesive applied to the screen of the mobile phone with fingerprint identification under the screen as claimed in any one of claims 1 to 6, wherein the base film layer comprises a plurality of base film layers, when the base film layers are more than 2, the base film layers are bonded together by an optical-grade adhesive layer, and the peel force of the adhesive layer is in the range of 500-5000 g; the light transmittance is 88% -96%, and the haze range of the viscose layer is 0.1% -2.5%.
8. The blue-light-proof AB adhesive applied to the under-screen fingerprint identification mobile phone screen as claimed in claim 7, wherein the peeling force of the adhesive layer is in the range of 1000-2000 g; the light transmittance is 91.5-95.5%, and the haze range is 0.15-0.5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822114443.XU CN210506183U (en) | 2018-12-17 | 2018-12-17 | Blue light-proof AB adhesive applied to fingerprint identification mobile phone screen under screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822114443.XU CN210506183U (en) | 2018-12-17 | 2018-12-17 | Blue light-proof AB adhesive applied to fingerprint identification mobile phone screen under screen |
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| Publication Number | Publication Date |
|---|---|
| CN210506183U true CN210506183U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822114443.XU Expired - Fee Related CN210506183U (en) | 2018-12-17 | 2018-12-17 | Blue light-proof AB adhesive applied to fingerprint identification mobile phone screen under screen |
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| CN (1) | CN210506183U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114686128A (en) * | 2020-12-31 | 2022-07-01 | 太湖金张科技股份有限公司 | OCA optical adhesive tape and processing technology thereof |
-
2018
- 2018-12-17 CN CN201822114443.XU patent/CN210506183U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114686128A (en) * | 2020-12-31 | 2022-07-01 | 太湖金张科技股份有限公司 | OCA optical adhesive tape and processing technology thereof |
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Granted publication date: 20200512 Termination date: 20201217 |