CN107599559A - A kind of preparation method of curved surface screen mobile phone safety glass film - Google Patents
A kind of preparation method of curved surface screen mobile phone safety glass film Download PDFInfo
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- CN107599559A CN107599559A CN201710909119.4A CN201710909119A CN107599559A CN 107599559 A CN107599559 A CN 107599559A CN 201710909119 A CN201710909119 A CN 201710909119A CN 107599559 A CN107599559 A CN 107599559A
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- mobile phone
- glass substrate
- curved surface
- safety glass
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Abstract
The present invention relates to mobile phone safety glass technical field of membrane, and in particular to a kind of preparation method of curved surface screen mobile phone safety glass film, including step：Cleaning；Cutting and edging；Glass substrate is positioned in hot bending die and is processed into curved surface, and carries out high-temperature physics reinforcing simultaneously, the bend glass substrate being molded；TPU base materials are taken, one layer of OCA optical cement layer is uniformly pasted in the upper surface of TPU base materials, one layer of layer of silica gel is uniformly pasted in the lower surface of TPU base materials, TPU membrane is made；The side surface for being covered with OCA optical cement layers of TPU membrane is Nian Jie with step d bend glass substrate, that is, obtain Curved screen mobile phone safety glass film.Compared with prior art, the curved surface screen mobile phone safety glass film prepared by the present invention can reach good impact resistance, and can be bonded completely with mobile phone Curved screen, phenomena such as being not in bubble, degumming, greatly improve the aesthetic property of mobile phone.
Description
Technical field
The present invention relates to mobile phone safety glass technical field of membrane, and in particular to a kind of system of curved surface screen mobile phone safety glass film
Preparation Method.
Background technology
At present, the species of safeguard film for cellular phone is various, there is peep-proof film, mirror film, AR films, frosted film, scratch resistant diaphragm, fuselage
Decorate diaphragm etc..And safety glass diaphragm is a kind of ideal protecting film of mobile phone screen, it is by by tempering glass
Glass diaphragm, which is attached on the touch screen of smart mobile phone, can effectively protect the touch-screen of smart mobile phone not to be scratched or pollute.
But existing protecting film of mobile phone screen belongs to protection and decorative product, its function is often confined to touch mobile phone
In the protection and decoration of screen, do not possess the function of improving cellphone subscriber's experience, and smart mobile phone commonly uses 2.5D now
Or 3D Curved screens, safety glass film are difficult to be bonded completely with curved surface screen mobile phone, the phenomenon of bubble, fold easily occur, greatly
Reduce the aesthetic property of mobile phone；In addition, the impact resistance of existing safety glass film, scratch resistant, wear-resisting and drop resistant poor-performing.Cause
This, researches and develops out the difficulty that a safety glass film that can be bonded completely with curved surface screen mobile phone is still current urgent need to resolve
Topic.
The content of the invention
Above-mentioned technical problem be present for prior art, can be with curved surface screen mobile phone it is an object of the invention to provide one kind
The preparation method of the good curved surface screen mobile phone safety glass film of be bonded completely and shock resistance.
To achieve the above object, the present invention provides following technical scheme：
A kind of preparation method of curved surface screen mobile phone safety glass film is provided, comprised the following steps：
A) glass substrate is cleaned, then dried；
B) glass substrate is cut to the size needed for mobile phone screen, then carries out edging processing；
C) by after the glass substrate cleaning after edging, then dry；
D) glass substrate is positioned in hot bending die, and is heated to 600~700 DEG C, glass substrate hot bending is processed into
Curved surface, and carry out 600~700 DEG C of high-temperature physics simultaneously and strengthen, the bend glass substrate being molded；
E) TPU base materials are taken, one layer of OCA optical cement layer are uniformly pasted in the upper surface of the TPU base materials, in the TPU bases
The lower surface of material uniformly pastes one layer of layer of silica gel, and TPU membrane is made；
It is f) side surface for being covered with OCA optical cement layers of the TPU membrane is Nian Jie with step d bend glass substrate,
Obtain the curved surface screen mobile phone safety glass film.
Wherein, in step a, cleaning includes pickling, alkali cleaning and washing successively.
Wherein, in step b, edging processing is that glass substrate is carried out into plain grinding processing using flat-grinding machine peace grinding agent, described
Plain grinding agent is the mixture of water and polishing powder.
Wherein, the thickness of the glass substrate is 0.25~0.45mm.
Wherein, in step e, the thickness of the TPU base materials is 0.1~0.15mm, and hardness is 60~80 degree.
Wherein, in step e, the thickness of the OCA optical cement layers is 30~60 μm.
Wherein, in step e, the thickness of the layer of silica gel is 60~90 μm.
Beneficial effects of the present invention：
A kind of preparation method of curved surface screen mobile phone safety glass film of the present invention, including step：A) glass substrate is carried out
Cleaning, is then dried；B) glass substrate is cut to the size needed for mobile phone screen, then carries out edging processing；C) by edging
After glass substrate cleaning afterwards, then dry；D) glass substrate is positioned in hot bending die, and is heated to 600~700 DEG C,
Glass substrate hot bending is processed into curved surface, and carries out 600~700 DEG C of high-temperature physics simultaneously and strengthens, the bend glass being molded
Substrate；E) TPU base materials are taken, one layer of OCA optical cement layer are uniformly pasted in the upper surface of the TPU base materials, in the TPU base materials
Lower surface uniformly pastes one layer of layer of silica gel, and TPU membrane is made；F) by the side surface for being covered with OCA optical cement layers of the TPU membrane
It is Nian Jie with step d bend glass substrate, that is, obtain the curved surface screen mobile phone safety glass film.Compared with prior art, this hair
Bright prepared curved surface screen mobile phone safety glass film can reach good impact resistance, scratch resistant, wear-resisting and drop resistant effect, and
It can be completely bonded with mobile phone Curved screen, phenomena such as being not in bubble, degumming, impression, greatly improve the aesthetic property of mobile phone；This
Outside, whole method of the invention is simple, easily operated, preferably meets the production requirement of continuous batch.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.
Embodiment 1：
A kind of preparation method of curved surface screen mobile phone safety glass film, comprises the following steps：
A) glass substrate is subjected to pickling, alkali cleaning and washing successively in ultrasonic cleaning apparatus, then dried；
B) glass substrate is cut to the size needed for mobile phone screen, then carried out using flat-grinding machine peace grinding agent at plain grinding
Reason；Plain grinding agent is that water and polishing powder according to mass ratio are 5:1 mixture；
C) by after the glass substrate cleaning after edging, then dry；
D) glass substrate is positioned in hot bending die, and is heated to 600 DEG C, glass substrate hot bending is processed into curved surface,
And carry out 600 DEG C of high-temperature physics simultaneously and strengthen, the bend glass substrate being molded；
E) TPU base materials are taken, one layer of OCA optical cement layer are uniformly pasted in the upper surface of TPU base materials, in the following table of TPU base materials
Face uniformly pastes one layer of layer of silica gel, and TPU membrane is made；
F) it is the side surface for being covered with OCA optical cement layers of TPU membrane is Nian Jie with step d bend glass substrate, produce
To curved surface screen mobile phone safety glass film.
In the present embodiment, the thickness of glass substrate is 0.25mm.
In step e, the thickness of TPU base materials is 0.1mm, and hardness is 60 degree.
The thickness of OCA optical cement layers is 30 μm, and the thickness of layer of silica gel is 90 μm.
Embodiment 2：
A kind of preparation method of curved surface screen mobile phone safety glass film, comprises the following steps：
A) glass substrate is subjected to pickling, alkali cleaning and washing successively in ultrasonic cleaning apparatus, then dried；
B) glass substrate is cut to the size needed for mobile phone screen, then carried out using flat-grinding machine peace grinding agent at plain grinding
Reason；Plain grinding agent is that water and polishing powder according to mass ratio are 4:1 mixture；
C) by after the glass substrate cleaning after edging, then dry；
D) glass substrate is positioned in hot bending die, and is heated to 700 DEG C, glass substrate hot bending is processed into curved surface,
And carry out 700 DEG C of high-temperature physics simultaneously and strengthen, the bend glass substrate being molded；
E) TPU base materials are taken, one layer of OCA optical cement layer are uniformly pasted in the upper surface of TPU base materials, in the following table of TPU base materials
Face uniformly pastes one layer of layer of silica gel, and TPU membrane is made；
F) it is the side surface for being covered with OCA optical cement layers of TPU membrane is Nian Jie with step d bend glass substrate, produce
To curved surface screen mobile phone safety glass film.
In the present embodiment, the thickness of glass substrate is 0.45mm.
In step e, the thickness of TPU base materials is 0.15mm, and hardness is 80 degree.
The thickness of OCA optical cement layers is 60 μm, and the thickness of layer of silica gel is 60 μm.
Embodiment 3：
A kind of preparation method of curved surface screen mobile phone safety glass film, comprises the following steps：
A) glass substrate is subjected to pickling, alkali cleaning and washing successively in ultrasonic cleaning apparatus, then dried；
B) glass substrate is cut to the size needed for mobile phone screen, then carried out using flat-grinding machine peace grinding agent at plain grinding
Reason；Plain grinding agent is that water and polishing powder according to mass ratio are 7:2 mixture；
C) by after the glass substrate cleaning after edging, then dry；
D) glass substrate is positioned in hot bending die, and is heated to 650 DEG C, glass substrate hot bending is processed into curved surface,
And carry out 650 DEG C of high-temperature physics simultaneously and strengthen, the bend glass substrate being molded；
E) TPU base materials are taken, one layer of OCA optical cement layer are uniformly pasted in the upper surface of TPU base materials, in the following table of TPU base materials
Face uniformly pastes one layer of layer of silica gel, and TPU membrane is made；
F) it is the side surface for being covered with OCA optical cement layers of TPU membrane is Nian Jie with step d bend glass substrate, produce
To curved surface screen mobile phone safety glass film.
In the present embodiment, the thickness of glass substrate is 0.35mm.
In step e, the thickness of TPU base materials is 0.12mm, and hardness is 70 degree.
The thickness of OCA optical cement layers is 50 μm, and the thickness of layer of silica gel is 75 μm.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of scope is protected, although being explained with reference to preferred embodiment to the present invention, one of ordinary skill in the art should
Work as understanding, technical scheme can be modified or equivalent substitution, without departing from the reality of technical solution of the present invention
Matter and scope.
Claims (7)
- A kind of 1. preparation method of curved surface screen mobile phone safety glass film, it is characterised in that：Comprise the following steps：A) glass substrate is cleaned, then dried；B) glass substrate is cut to the size needed for mobile phone screen, then carries out edging processing；C) by after the glass substrate cleaning after edging, then dry；D) glass substrate is positioned in hot bending die, and is heated to 600~700 DEG C, glass substrate hot bending is processed into curved surface, And carry out 600~700 DEG C of high-temperature physics simultaneously and strengthen, the bend glass substrate being molded；E) TPU base materials are taken, one layer of OCA optical cement layer are uniformly pasted in the upper surface of the TPU base materials, in the TPU base materials Lower surface uniformly pastes one layer of layer of silica gel, and TPU membrane is made；F) it is the side surface for being covered with OCA optical cement layers of the TPU membrane is Nian Jie with step d bend glass substrate, produce To the curved surface screen mobile phone safety glass film.
- A kind of 2. preparation method of curved surface screen mobile phone safety glass film according to claim 1, it is characterised in that：Step a In, cleaning includes pickling, alkali cleaning and washing successively.
- A kind of 3. preparation method of curved surface screen mobile phone safety glass film according to claim 1, it is characterised in that：Step b In, edging processing is that glass substrate is carried out into plain grinding processing using flat-grinding machine peace grinding agent, and the plain grinding agent is water and polishing powder Mixture.
- A kind of 4. preparation method of curved surface screen mobile phone safety glass film according to claim 1, it is characterised in that：The glass The thickness of glass substrate is 0.25~0.45mm.
- A kind of 5. preparation method of curved surface screen mobile phone safety glass film according to claim 1, it is characterised in that：Step e In, the thickness of the TPU base materials is 0.1~0.15mm, and hardness is 60~80 degree.
- A kind of 6. preparation method of curved surface screen mobile phone safety glass film according to claim 1, it is characterised in that：Step e In, the thickness of the OCA optical cement layers is 30~60 μm.
- A kind of 7. preparation method of curved surface screen mobile phone safety glass film according to claim 1, it is characterised in that：Step e In, the thickness of the layer of silica gel is 60~90 μm.
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| CN201710909119.4A CN107599559A (en) | 2017-09-29 | 2017-09-29 | A kind of preparation method of curved surface screen mobile phone safety glass film |
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| CN201710909119.4A CN107599559A (en) | 2017-09-29 | 2017-09-29 | A kind of preparation method of curved surface screen mobile phone safety glass film |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109727527A (en) * | 2019-01-21 | 2019-05-07 | 霸州市云谷电子科技有限公司 | Protective film and its attaching method, special-shaped display panel for special-shaped display panel |
| CN111777321A (en) * | 2020-07-21 | 2020-10-16 | 惠州市利友创实业有限公司 | Curved surface toughened film and preparation process thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103660515A (en) * | 2013-12-10 | 2014-03-26 | 胡承朋 | Processing technology for tempered glass protection screen |
| CN106827776A (en) * | 2017-01-17 | 2017-06-13 | 广州易航电子有限公司 | A kind of preparation method of curved surface screen mobile phone safety glass film |
| CN106946447A (en) * | 2017-02-16 | 2017-07-14 | 芜湖荣茂电子材料有限公司 | A kind of processing technology of mobile phone glass |
-
2017
- 2017-09-29 CN CN201710909119.4A patent/CN107599559A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103660515A (en) * | 2013-12-10 | 2014-03-26 | 胡承朋 | Processing technology for tempered glass protection screen |
| CN106827776A (en) * | 2017-01-17 | 2017-06-13 | 广州易航电子有限公司 | A kind of preparation method of curved surface screen mobile phone safety glass film |
| CN106946447A (en) * | 2017-02-16 | 2017-07-14 | 芜湖荣茂电子材料有限公司 | A kind of processing technology of mobile phone glass |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109727527A (en) * | 2019-01-21 | 2019-05-07 | 霸州市云谷电子科技有限公司 | Protective film and its attaching method, special-shaped display panel for special-shaped display panel |
| CN111777321A (en) * | 2020-07-21 | 2020-10-16 | 惠州市利友创实业有限公司 | Curved surface toughened film and preparation process thereof |
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Application publication date: 20180119 |
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