CN102896839A - Electronic product screen protection glass film and manufacturing method thereof - Google Patents
Electronic product screen protection glass film and manufacturing method thereof Download PDFInfo
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- CN102896839A CN102896839A CN2012103992724A CN201210399272A CN102896839A CN 102896839 A CN102896839 A CN 102896839A CN 2012103992724 A CN2012103992724 A CN 2012103992724A CN 201210399272 A CN201210399272 A CN 201210399272A CN 102896839 A CN102896839 A CN 102896839A
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Abstract
The invention discloses an electronic product screen protection glass film and a manufacturing method thereof. The glass film comprises a glass film planar part which is matched with a planar part of an electronic product screen, and a glass film curved surface part which extends out of the glass film planar part and is matched with a curved surface part of the electronic product screen. The manufacturing method comprises the following steps of: blanking, coating a glass demolding agent onto a mold, loading a blanked material onto the mold, heating the blanked material and the mold and preserving heat, pressurizing and assembling the mold, taking out for standing, reinforcing, performing vapor deposition and the like. The electronic product screen protection glass film disclosed by the invention has the functions of preventing stains, preventing fingerprints, preventing collision and the like, can be up to 7-8 H Moh's hardness on the aspect of the surface hardness, and can be widely applied to screen protection of electronic equipment such as mobile phones and electronic instrument displays; and due to the adoption of the manufacturing method of the electronic product screen protection glass film, the problem of easiness in breaking of thin glass during machining is solved, the rate of graded product is high, and the production and manufacturing costs are lowered.
Description
Technical field
The present invention relates to a kind of glass for the electronic product screen protection and paste, also relate to the manufacture method that this glass pastes.
Background technology
In order to protect mobile phone screen to avoid scratching, scratching, the mobile phone screen protector has appearred.Existing mobile phone screen protector mainly is all kinds of protectors that adopt flexible material to make, such as the polyethylene film protector etc.Flexible protective is pasted not only and is easily made, and because the flexibility of material self makes protector can satisfy the requirement of the mobile phone products screen of various surface configurations.But, because flexible material intensity is lower, can not resist larger external strength, therefore, when being subject to larger external strength in mobile phone uses, flexible protective film will lose protective effect.
In order to improve the protection to mobile phone screen, the mobile phone screen protector of glass manufacture has appearred adopting.But because the glass ware forming technology difficulty is large, existing mobile phone screen cover glass is provided by the protection that can only provide flat screen, up to now, also can't produce the mobile phone screen cover glass that the curvature portion of mobile phone screen is protected and paste.
For other electronic products, such as panel computer, display etc., situation also is like this.
Summary of the invention
One of the technical problem to be solved in the present invention is, provides a kind of electronic product screen protection glass to paste, and overcomes existing electronic product screen protection glass and pastes the defective that can't protect electronic product screen curvature portion.
Two of the technical problem to be solved in the present invention is, provides a kind of electronic product screen protection glass to paste manufacture method, makes the electronic product screen protection glass that satisfies the protection of electronic product screen curvature portion and pastes.
The present invention solves the technical scheme that one of its technical problem adopts: construct a kind of electronic product screen protection glass and paste; comprise with the suitable glass of electronic product screen plane part and develop face portion; it is characterized in that, also comprise by described glass and develop that face portion is extended and paste curvature portion with the suitable glass of electronic product screen curvature portion.
In electronic product screen protection glass of the present invention pasted, described glass pasted curvature portion and develops face portion around described glass.
In electronic product screen protection glass of the present invention pastes, the thickness that described glass pastes more than or equal to 0.1 millimeter, less than or equal to 1 millimeter.
The present invention solves the technical scheme that two of its technical problem adopts: provide a kind of electronic product screen protection glass to paste manufacture method, it is characterized in that, comprise the steps:
SP1, the glass plate raw material is cut the geomery that paste to flatten to the electronic product screen protection glass of drawing up of needs in advance, obtain flat glass and paste; At die surface coated glass releasing agent, the flat glass subsides are placed on the bed die;
SP2, the upper/lower die that holding plane glass is pasted place be heated in the heater more than or equal to 640 degrees centigrade, less than or equal to 680 degrees centigrade, temperature retention time more than or equal to 1 minute, less than or equal to 2 minutes;
SP3, apply mold clamping force to mould, mould coincide and flat glass is pasted with die cavity fit, and flat glass pastes flexural deformation, forms the curvature portion that electronic product screen protection glass pastes, and obtains being with bend glass to paste; Mold clamping force is more than or equal to 500 grams, less than or equal to 1000 grams;
SP4, will be with bend glass to paste from mould, to take out and leave standstill, time of repose more than or equal to 50 minutes, less than or equal to 60 minutes;
SP5, solid nitric acid potassium is heated to liquid potassium nitrate and keep its temperature more than or equal to 380 degrees centigrade, less than or equal to 450 degrees centigrade, to be with bend glass to paste and be soaked in the aforesaid liquid potassium nitrate and strengthen, soak time more than or equal to 6 hours, less than or equal to 8 hours;
SP6, bend glass paste is taken out evaporation, obtain electronic product screen protection glass and paste product.
Paste in the manufacture method at electronic product screen protection glass of the present invention, in step SP2, the upper/lower die of placing glass is heated to 660 degrees centigrade, temperature retention time is 1.5 minutes.
Paste in the manufacture method at electronic product screen protection glass of the present invention, in step SP3, mold clamping force is 800 grams.
Paste in the manufacture method at electronic product screen protection glass of the present invention, in step SP4, time of repose is 55 minutes.
Paste in the manufacture method at electronic product screen protection glass of the present invention, in step SP5, Powdered potassium nitrate is heated to liquid potassium nitrate also is incubated at 410 degrees centigrade, will be with bend glass to paste and be soaked in this liquid potassium nitrate and strengthen, soak time is 7 hours.
Implement electronic product screen protection glass of the present invention and paste and manufacture method, its beneficial effect is:
1. electronic product screen protection glass of the present invention pastes the function such as have antifouling, anti-fingerprint, shatter-resistant is hit, and case hardness can reach the 7-8H Mohs' hardness, can be widely used in the screen protection of the electronic equipments such as mobile phone, electronic instrument display;
2. electronic product screen protection glass subsides manufacture method of the present invention has overcome minimal thickness glass flimsy difficult problem in making processing, and the percentage of A-class goods is high, has reduced manufacturing cost.
Description of drawings
Fig. 1 is the front view that electronic product screen protection glass of the present invention pastes a kind of embodiment.
Fig. 2 is the right view of electronic product screen protection glass pinup picture 1 embodiment of the present invention.
Fig. 3 is the top view of electronic product screen protection glass pinup picture 1 embodiment of the present invention.
Fig. 4 is I section enlarged drawing among Fig. 3.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples:
As shown in Figures 1 to 4, electronic product screen protection glass of the present invention pastes 100 and comprises and develop face portion 10 with the suitable glass of electronic product screen plane part and developed that face portion 10 is extended and pasted curvature portion 11 with the suitable glass of electronic product screen curvature portion by glass.
In the present embodiment, glass pastes curvature portion 11 and develops face portion 10 around glass.In other embodiments, according to the concrete condition of electronic product screen curvature portion, it is suitable with electronic product screen curvature portion that glass pastes curvature portion 11, to satisfy the protection requirement of electronic product screen curvature portion.Therefore, glass paste curvature portion 11 may be local, segmentation etc. version.
In the present embodiment, the thickness of electronic product screen protection glass subsides 100 is 0.33 millimeter.In other embodiments, as required, can select the glass of other thickness, for example, as required, electronic product screen protection glass pastes 100 thickness can adopt 0.1 millimeter, 0.5 millimeter, 1.0 millimeters etc.
Electronic product screen protection glass of the present invention pastes manufacture method and comprises the steps:
At first, the glass plate raw material is cut the geomery that flattens to the electronic product screen protection glass subsides of drawing up of needs in advance, obtain flat glass and paste; At die surface coated glass releasing agent, the flat glass subsides are placed on the bed die.
Second, the upper/lower die that holding plane glass is pasted place be heated in the heater more than or equal to 640 degrees centigrade, less than or equal to 680 degrees centigrade (for example, heating-up temperature to 660 degree centigrade can obtain satisfied effect), temperature retention time more than or equal to 1 minute, less than or equal to 2 minutes (for example, temperature retention time is got and can be obtained satisfied effect in 1.5 minutes).Heater can adopt heating cabinet, heating furnace etc.
The 3rd, apply mold clamping force to mould, mould coincide flat glass is pasted and the die cavity applying, and flat glass pastes flexural deformation, forms the curvature portion that electronic product screen protection glass pastes, and obtains being with bend glass to paste; Mold clamping force is more than or equal to 500 grams, less than or equal to 1000 grams (for example, mold clamping force is got 800 grams and can be obtained satisfied effect).
The 4th, will be with bend glass to paste from mould, to take out and leave standstill, time of repose more than or equal to 50 minutes, less than or equal to 60 minutes (for example, time of repose is got and can be obtained the effect of being satisfied with in 55 minutes).
The 5th, solid nitric acid potassium is heated to liquid potassium nitrate and keep its temperature more than or equal to 380 degrees centigrade, less than or equal to 450 degrees centigrade (for example, keep liquid potassium nitrate can obtain satisfied effect at 410 degrees centigrade), to be with bend glass to paste and be soaked in the aforesaid liquid potassium nitrate and strengthen, soak time more than or equal to 6 hours, less than or equal to 8 hours (for example, soak time is got and can be obtained satisfied effect in 7 hours).
The 6th, bend glass is pasted taking-up evaporation (evaporation is conventional treatment process), obtain electronic product screen protection glass and paste product.
Claims (8)
1. an electronic product screen protection glass pastes; comprise with the suitable glass of electronic product screen plane part and develop face portion; it is characterized in that, also comprise by described glass and develop that face portion is extended and paste curvature portion with the suitable glass of electronic product screen curvature portion.
2. electronic product screen protection glass as claimed in claim 1 pastes, and it is characterized in that, described glass pastes curvature portion and develops face portion around described glass.
3. electronic product screen protection glass as claimed in claim 1 or 2 pastes, and it is characterized in that, the thickness that described glass pastes more than or equal to 0.1 millimeter, less than or equal to 1 millimeter.
4. an electronic product screen protection glass pastes manufacture method, it is characterized in that, comprises the steps:
SP1, the glass plate raw material is cut the geomery that paste to flatten to the electronic product screen protection glass of drawing up of needs in advance, obtain flat glass and paste; At die surface coated glass releasing agent, the flat glass subsides are placed on the bed die;
SP2, the upper/lower die that holding plane glass is pasted place be heated in the heater more than or equal to 640 degrees centigrade, less than or equal to 680 degrees centigrade, temperature retention time more than or equal to 1 minute, less than or equal to 2 minutes;
SP3, apply mold clamping force to mould, mould coincide and flat glass is pasted with die cavity fit, and flat glass pastes flexural deformation, forms the curvature portion that electronic product screen protection glass pastes, and obtains being with bend glass to paste; Mold clamping force is more than or equal to 500 grams, less than or equal to 1000 grams;
SP4, will be with bend glass to paste from mould, to take out and leave standstill, time of repose more than or equal to 50 minutes, less than or equal to 60 minutes;
SP5, solid nitric acid potassium is heated to liquid potassium nitrate and keep its temperature more than or equal to 380 degrees centigrade, less than or equal to 450 degrees centigrade, to be with bend glass to paste and be soaked in the aforesaid liquid potassium nitrate and strengthen, soak time more than or equal to 6 hours, less than or equal to 8 hours;
SP6, bend glass paste is taken out evaporation, obtain electronic product screen protection glass and paste product.
5. electronic product screen protection glass as claimed in claim 4 pastes manufacture method, it is characterized in that, in step SP2, the upper/lower die of placing glass is heated to 660 degrees centigrade, and temperature retention time is 1.5 minutes.
6. electronic product screen protection glass as claimed in claim 4 pastes manufacture method, it is characterized in that, in step SP3, mold clamping force is 800 grams.
7. electronic product screen protection glass as claimed in claim 4 pastes manufacture method, it is characterized in that, in step SP4, time of repose is 55 minutes.
8. electronic product screen protection glass as claimed in claim 4 pastes manufacture method; it is characterized in that, in step SP5, Powdered potassium nitrate is heated to liquid potassium nitrate also is incubated at 410 degrees centigrade; to be with bend glass to paste and be soaked in this liquid potassium nitrate and strengthen, soak time is 7 hours.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012103992724A CN102896839A (en) | 2012-10-19 | 2012-10-19 | Electronic product screen protection glass film and manufacturing method thereof |
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| CN2012103992724A CN102896839A (en) | 2012-10-19 | 2012-10-19 | Electronic product screen protection glass film and manufacturing method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742470A (en) * | 2015-03-25 | 2015-07-01 | 安徽开润股份有限公司 | Structure of two-sided and four-sided arc protective film and preparing process of arc protective film |
| WO2016118462A3 (en) * | 2015-01-19 | 2016-09-15 | Corning Incorporated | Enclosures having an anti-fingerprint surface |
| CN106231829A (en) * | 2016-08-03 | 2016-12-14 | 南昌欧菲光学技术有限公司 | Electronic product, glass shell and manufacture equipment thereof and method |
| CN108962018A (en) * | 2018-09-05 | 2018-12-07 | 苏州添易朗科技有限公司 | The method and one screen that a kind of flat glass and curved-surface display mould group are bonded entirely |
| CN110868483A (en) * | 2018-08-28 | 2020-03-06 | 深圳市戈比太科技有限公司 | Method for manufacturing curved screen glass protective film |
| CN111028690A (en) * | 2019-12-25 | 2020-04-17 | 霸州市云谷电子科技有限公司 | Display screen and display screen processing method |
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Cited By (13)
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| US11229131B2 (en) | 2015-01-19 | 2022-01-18 | Corning Incorporated | Enclosures having an anti-fingerprint surface |
| WO2016118462A3 (en) * | 2015-01-19 | 2016-09-15 | Corning Incorporated | Enclosures having an anti-fingerprint surface |
| KR20170106435A (en) * | 2015-01-19 | 2017-09-20 | 코닝 인코포레이티드 | Enclosure with fingerprint-proof surface |
| TWI747814B (en) * | 2015-01-19 | 2021-12-01 | 美商康寧公司 | Enclosures having an anti-fingerprint surface |
| KR102451061B1 (en) * | 2015-01-19 | 2022-10-05 | 코닝 인코포레이티드 | Enclosure with anti-fingerprint surface |
| TWI798892B (en) * | 2015-01-19 | 2023-04-11 | 美商康寧公司 | Enclosures having an anti-fingerprint surface |
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| CN104742470A (en) * | 2015-03-25 | 2015-07-01 | 安徽开润股份有限公司 | Structure of two-sided and four-sided arc protective film and preparing process of arc protective film |
| CN106231829A (en) * | 2016-08-03 | 2016-12-14 | 南昌欧菲光学技术有限公司 | Electronic product, glass shell and manufacture equipment thereof and method |
| CN110868483A (en) * | 2018-08-28 | 2020-03-06 | 深圳市戈比太科技有限公司 | Method for manufacturing curved screen glass protective film |
| CN108962018A (en) * | 2018-09-05 | 2018-12-07 | 苏州添易朗科技有限公司 | The method and one screen that a kind of flat glass and curved-surface display mould group are bonded entirely |
| CN111028690A (en) * | 2019-12-25 | 2020-04-17 | 霸州市云谷电子科技有限公司 | Display screen and display screen processing method |
| CN111028690B (en) * | 2019-12-25 | 2021-10-22 | 霸州市云谷电子科技有限公司 | Display screen and display screen processing method |
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Application publication date: 20130130 |