CN106965536B - A kind of dust-proof curve tempering film and preparation method thereof - Google Patents
A kind of dust-proof curve tempering film and preparation method thereof Download PDFInfo
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- CN106965536B CN106965536B CN201710266210.9A CN201710266210A CN106965536B CN 106965536 B CN106965536 B CN 106965536B CN 201710266210 A CN201710266210 A CN 201710266210A CN 106965536 B CN106965536 B CN 106965536B
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- release film
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
-
- B32B17/064—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0004—Cutting, tearing or severing, e.g. bursting; Cutter details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/10—Removing layers, or parts of layers, mechanically or chemically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Telephone Set Structure (AREA)
Abstract
The present invention relates to the protection technical field of membrane of electronic product; more particularly to a kind of dust-proof curve tempering film and preparation method thereof; the production method is fitted in the soft outer frame members and tempered glass of pre-production on AB glue component; soft outline border backsize OCA glue-line; and it is equipped with rear release film, the shape that the rear release film that the shape of the AB glue component is less than or equal in soft outer frame members is die cut for the first time.When dust-proof curve tempering film is labelled to mobile phone screen; first tear the rear release film of AB glue layer; make intermediate tempered glass be aligned absorption with mobile phone screen to be bonded; then the rear release film of soft outline border is torn; slightly the curvature portion of soft rim and mobile phone screen is firmly made to smooth out bonding; OCA glue-line can be bonded in soft outline border on mobile phone screen curved surface securely; to solve protection, film edge is easily broken, bulge; rake angle, easily into technical problems such as dusts; simple process; production capacity is big, stay in grade, and cost performance is high.
Description
Technical field
The present invention relates to the protection technical field of membrane of electronic product more particularly to a kind of dust-proof curve tempering film and its production
Method.
Background technique
Smart phone commonly uses 2.5D or 3D curve screens at present, and screen protecting film mainly uses following two kinds of solution party
Case: first is that using hot bending or cold carving bend glass protective film, this technique production cost is high, and every batch of product error is big, in addition
There is also certain tolerances for the screen every batch of of mobile phone itself, so the bend glass protective film of production can not be with mobile phone screen
Perfection fitting, bend glass protective film are adsorbed on mobile phone screen by AB glue, and AB glue can not adsorb mobile phone screen, edge completely
Bubble is big, easily broken, and fall protection is very poor.Another scheme is the hot-forming hard PET outline border in edge, adds intermediate tempering glass
Glass (is commonly called as carbon fiber or 3D soft-sided film), is limited by mold and hot press precision, and production capacity is low, and energy consumption is high, and quality is unstable, and
The AB glue of protection back of the membrane is to be bonded the part of protection membrane plane, and only surface covers mobile phone screen edge, and AB glue is not
It is attached to edge, easy bulge, rake angle, edge easily into dust etc., denounce by consumer.
Summary of the invention
Exempt from hot pressing, the dust-proof curve tempering film of full fitting screen and its production side the purpose of the present invention is to provide a kind of
Method.
The present invention is implemented as follows: a kind of production method of dust-proof curve tempering film, comprising the following steps:
(1) soft outer frame members, including following sub-step are made,
1. in soft outline border raw material backsize OCA glue-line, release film and protective film after being then successively bonded, winding；
2. coiled strip is loaded onto die-cutting machine, it is die cut；
Be die cut for the first time, from the back side of coiled strip rear release film and protective film according to be less than the shape at soft outline border edge into
Row is cut through, but does not cut through soft outline border；
Second is die cut, from the front of coiled strip, at intermediate form and function hole location soft outline border and rear release film cut
It wears, cut through or does not cut through protective film, while being die cut out the edge of soft outline border, obtain soft outer frame members finished product；
(2) AB glue component is made,
AB glue component raw material includes AB glue layer, preceding release film and rear release film, is die cut out AB glue component using die-cutting machine
Shape, the shape that the rear release film that the shape of AB glue component is less than or equal in soft outer frame members is die cut for the first time；
(3) tempered glass is made,
(4) final finished, including following sub-step are combined,
1. being torn by the protective film in soft outer frame members and with the rear release film of protective film shape corresponding part；
2. the preceding release film of AB glue component is torn；
3. soft outer frame members and tempered glass are fitted in jointly on AB glue component, final dust-proof curve tempering is formed
Film finished product.
Wherein, the sub-step of step (1) 1. and 2. between, including sub-step: above-mentioned coiled strip, which is cut into actual production, to be needed
The width specifications wanted；Then it in soft outline border surface printing pattern layer and scratch resistant layer, and winds.
Wherein, second in step (1) is die cut, and is also die cut out on rear release film and is torn hand, tears soft outline border quilt on hand
It cuts through.
Wherein, step (3) includes following sub-step: glass 1. being carried out tempering processing, tempered glass is made；2. in tempering
Oleophobic layer is coated on glass.
Wherein, in step (2), the rear release film of AB glue component, which is also die cut out, tears hand, and the AB glue layer torn on hand is with before
Release film is cut through.
Wherein, the function hole location includes one of sound outlet hole, camera hole, flash lamp aperture and function keyhole or a variety of.
Wherein, the sub-step of step (1) 2. in, the die-cutting machine be automatic two-seater die-cutting machine, front stall carry out for the first time
Cross cutting, back seat carry out second and are die cut.
Another technical solution provided by the invention are as follows: including soft according to the dust-proof curve tempering film that the above method makes
Matter outline border, tempered glass and AB glue layer, the tempered glass and soft outline border are fitted in jointly on AB glue layer, the soft outline border
Backsize has OCA glue-line, and is equipped with rear release film, and the shape of the AB glue component is less than or equal in soft outer frame members
The shape of release film inward flange afterwards, the AB glue layer back side are equipped with rear release film.
Wherein, the soft outline border is flexible PVC outline border or soft PET outline border.Or other materials is soft
Outline border.
Wherein, the tempered glass with a thickness of 0.26mm, the soft outline border is with a thickness of 0.2 ± 0.03mm, the OCA
Glue-line with a thickness of 25 μm ± 3 μm, the AB glue layer with a thickness of 0.1mm, the rear release film of the soft outline border is that PET is release
Film, with a thickness of 0.05mm, the rear release film of the AB glue layer is silica gel release film, with a thickness of 0.05mm.
The invention has the benefit that in the production method of dust-proof curve tempering film of the present invention, pre-production
Soft outer frame members and tempered glass are fitted on AB glue component, soft outline border backsize OCA glue-line, and are equipped with rear release
Film, the outer edge of the AB glue layer are less than or equal to the inward flange of the rear release film of soft outline border.Dust-proof curve tempering film
When being labelled to mobile phone screen, the rear release film of AB glue layer is first torn, so that intermediate tempered glass is aligned absorption with mobile phone screen and is bonded,
Then the rear release film of soft outline border is torn, slightly the curvature portion of soft rim and mobile phone screen is firmly made to smooth out bonding, OCA glue
The bonding force of layer is greater than the bonding force of AB glue layer, and soft outline border can be bonded on mobile phone screen curved surface securely, thus
Solving protection, film edge is easily broken, bulge, rake angle, easily into technical problems such as dusts；Without using hot-forming, processing technology letter
Single, production capacity is big, and dust-proof curve tempering film quality of finished is stablized, and cost performance is high.
Detailed description of the invention
Fig. 1 is the soft outline border coiled strip of dust-proof curve tempering film embodiment of the present invention cross cutting schematic shapes for the first time；
Fig. 2 is the front schematic view of soft outer frame members in dust-proof curve tempering film embodiment of the present invention；
Fig. 3 is the schematic rear view of soft outer frame members in dust-proof curve tempering film embodiment of the present invention；
Fig. 4 is the explosive view of soft outer frame members in dust-proof curve tempering film embodiment of the present invention；
Fig. 5 is the front schematic view of AB glue component in dust-proof curve tempering film embodiment of the present invention；
Fig. 6 is the explosive view of AB glue component in dust-proof curve tempering film embodiment of the present invention；
Fig. 7 is the middle part cross-sectional view of dust-proof curve tempering film embodiment of the present invention；
Fig. 8 is the explosive view of dust-proof curve tempering film embodiment of the present invention.
Wherein, 1, soft outer frame members；10, coiled strip；11, soft outline border；12, OCA glue-line；13, rear release film；131, it tears
Hand；132, exterior portion；133, inboard portion；14, protective film；2, tempered glass；3, AB glue component；31, AB glue layer；32, preceding
Release film；33, rear release film；331, hand is torn；4, first time film cuts shape.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As the embodiment of dust-proof curve tempering film production method of the present invention, as shown in figures 1-8, including following step
It is rapid:
(1) soft outer frame members 1, including following sub-step are made；
1. in soft outline border raw material backsize OCA glue-line 12, release film 13 and protective film 14 after being then successively bonded are received
Volume；
2. coiled strip 10 is loaded onto die-cutting machine, it is die cut；
It is die cut for the first time, from the back side of coiled strip 10 rear release film 13 and protective film 14 according to less than soft 11 edge of outline border
Shape cut through, but do not cut through soft outline border 11；
Second of cross cutting, from the front of coiled strip, the soft outline border 11 and rear release film at intermediate form and function hole location
13 cut through, and cut through or do not cut through protective film, while being die cut out the edge of soft outline border 11, obtain soft outer frame members 1 at
Product；
(2) AB glue component 3 is made,
AB glue component raw material includes AB glue layer 31, preceding release film 32 and rear release film 33, is die cut out AB glue using die-cutting machine
The shape of component 3, what the rear release film 13 that the shape of AB glue component 3 is less than or equal in soft outer frame members 1 was die cut for the first time
Shape；
(3) tempered glass 2 is made,
(4) final finished, including following sub-step are combined,
1. the rear release film 13 of protective film 14 and part corresponding with protective film shape in soft outer frame members 1 is torn
Fall；
2. the preceding release film 32 of AB glue component 3 is torn；
3. soft outer frame members 1 and tempered glass 2 are fitted in jointly on AB glue component 3, final dust-proof curved surface is formed
Tempering film finished product.
Step (1) sub-step 2. in, the rear release film 13 in soft outer frame members 1 is cut to exterior portion 132
With inboard portion 133, exterior portion 132 is the annular strip structure of even width, and specific width is needed according to mobile phone screen side
The curved surface degree of edge is adjusted, and is typically chosen 2-3mm, and inboard portion 133 is torn in step (4).
Using dust-proof curve tempering film made of above-mentioned production method, including soft outline border 11, tempered glass 2 and AB glue layer
31, the tempered glass 2 and soft outline border 11 are fitted in jointly on AB glue layer 31, and soft 11 backsize of outline border has OCA
Glue-line 12, and be equipped with rear release film 13 (being herein the exterior portion 132 of rear release film 13), the shape of AB glue component 3 be less than or
Equal to the shape of 13 inward flange of rear release film in soft outer frame members 1, (inward flange of exterior portion 132, inboard portion 133 is
It is torn), 31 back side of AB glue layer is equipped with rear release film 33.In the present invention, the soft outline border 11 is flexible PVC outline border
Or soft PET outline border, other suitable soft outer frame materials can also be used.
In the production method of dust-proof curve tempering film of the present invention, the soft outer frame members 1 and tempering of pre-production
Glass 2 is fitted on AB glue component 3, soft 11 backsize OCA glue-line 12 of outline border, and is equipped with rear release film 13, the AB glue
The shape that the rear release film 13 that the shape of component 3 is less than or equal in soft outer frame members 1 is die cut for the first time.Dust-proof curved surface
When tempering film is labelled to mobile phone screen, the rear release film 33 of AB glue layer 31 is first torn, makes intermediate tempered glass 2 and mobile phone screen pair
Neat absorption fitting, then tears the rear release film 13 of soft outline border 11, slightly firmly makes the curved surface of soft rim 11 Yu mobile phone screen
Part smoothes out bonding, and the bonding force of OCA glue-line 12 is greater than the bonding force of AB glue layer 31, soft outline border 11 can be glued securely
It closes on mobile phone screen curved surface, to solve protection, film edge is easily broken, bulge, rake angle, easily into technical problems such as dusts；No
Using hot-forming, processing technology is simple, and production capacity is big, and dust-proof curve tempering film quality of finished is stablized, and cost performance is high.
In the present embodiment, the sub-step of step (1) 1. and 2. between, above-mentioned coiled strip including sub-step: is cut into reality
The width specifications that border production needs；Then it in soft outline border surface printing pattern layer and scratch resistant layer, and winds.In large batch of life
In production, general soft outline border raw material is also coiled strip, and width is larger, is cut before impressing pattern layer, to protect
Demonstrate,prove the precision of postorder printing process.The scratch resistant layer is for protecting soft outline border and its pattern layer.
In the present embodiment, second in step (1) is die cut, and is also die cut out on rear release film 13 and is torn hand 131, tears hand
Soft outline border on 131 is cut through.In step (2), the rear release film 33 of AB glue component 3, which is also die cut out, tears hand 331, described to tear
AB glue layer 31 and preceding release film 32 on hand 331 are cut through；It, can be with when dust-proof curve tempering film is fitted on mobile phone screen
Rear release film 13,33 is quickly removed, guest operation is facilitated.
In the present embodiment, step (3) includes following sub-step: glass 1. being carried out tempering processing, tempered glass is made；
2. coating oleophobic layer on tempered glass.It can be with antifouling resistance and fingerprint resistance.
In the present invention, the function hole location include one of sound outlet hole, camera hole, flash lamp aperture and function keyhole or
It is a variety of.According to realizing that type is different, need to make corresponding adjustment.
In the present embodiment, the sub-step of step (1) 2. in, the die-cutting machine be automatic two-seater die-cutting machine, front stall into
Row is die cut for the first time, and back seat carries out second and is die cut.It is die cut and is completed in the same die-cutting machine twice, due to that need not pacify again
Coiled strip is filled, is relocated, so reducing installation error, guarantees mould-cutting precision, cross cutting efficiency can also be guaranteed.
In the present embodiment, other than needing to guarantee each glue-line and there is enough bonding forces, also to guarantee soft outline border 11
With 2 height of tempered glass close to consistent, feel could be smooth.The tempered glass 2 with a thickness of 0.26mm, the soft outline border
11 with a thickness of 0.2 ± 0.03mm, the OCA glue-line 12 with a thickness of 25 μm ± 3 μm, the AB glue layer 31 with a thickness of 0.1mm,
The rear release film 13 of the soft outline border 11 is PET release film, and with a thickness of 0.05mm, the rear release film 33 of the AB glue layer 31 is
Silica gel release film, with a thickness of 0.05mm.It can preferably guarantee that soft outline border 11 and 2 height of tempered glass connect using the above parameter
Close consistent, feel is smooth.The present embodiment displaying is the cell phone dustproof curve tempering film suitable for iPhone7, and the technique is same
Suitable for making the cell phone dustproof curve tempering film of other brands, other models, it is only necessary to referring to mobile phone screen size, take the photograph
As the functions hole location such as head and HOME key adjusts accordingly.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of production method of dust-proof curve tempering film, which comprises the following steps:
(1) soft outer frame members, including following sub-step are made,
1. in soft outline border raw material backsize OCA glue-line, release film and protective film after being then successively bonded, winding；
2. coiled strip is loaded onto die-cutting machine, it is die cut；
It is die cut, is cut from the back side of coiled strip rear release film and protective film according to the shape for being less than soft outline border edge for the first time
It wears, but does not cut through soft outline border；
Second is die cut, from the front of coiled strip, at intermediate form and function hole location soft outline border and rear release film cut through, cut
It wears or does not cut through protective film, while being die cut out the edge of soft outline border, obtain soft outer frame members finished product；
(2) AB glue component is made,
AB glue component raw material includes AB glue layer, preceding release film and rear release film, and the shape of AB glue component is die cut out using die-cutting machine,
The shape that the rear release film that the shape of AB glue component is less than or equal in soft outer frame members is die cut for the first time；
(3) tempered glass is made,
(4) final finished, including following sub-step are combined,
1. being torn by the protective film in soft outer frame members and with the rear release film of protective film shape corresponding part；
2. the preceding release film of AB glue component is torn；
3. soft outer frame members and tempered glass are fitted in jointly on AB glue component, form final dust-proof curve tempering film at
Product.
2. the production method of dust-proof curve tempering film according to claim 1, which is characterized in that the sub-step of step (1) is 1.
Between 2., including sub-step: above-mentioned coiled strip is cut into the width specifications of needs of production；Then on soft outline border surface
Printing pattern layer and scratch resistant layer, and wind.
3. the production method of dust-proof curve tempering film according to claim 1, which is characterized in that second in step (1)
It is die cut, is also die cut out on rear release film and tears hand, the soft outline border torn on hand is cut through.
4. the production method of dust-proof curve tempering film according to claim 1, which is characterized in that step (3) includes following son
Step: glass is 1. subjected to tempering processing, tempered glass is made；2. coating oleophobic layer on tempered glass.
5. the production method of dust-proof curve tempering film according to claim 1, which is characterized in that in step (2), AB glue component
Rear release film be also die cut out and tear hand, the AB glue layer torn on hand and preceding release film are cut through.
6. the production method of dust-proof curve tempering film according to claim 1, which is characterized in that the function hole location includes
One of sound hole, camera hole, flash lamp aperture and function keyhole are a variety of.
7. the production method of dust-proof curve tempering film according to claim 1, which is characterized in that the sub-step in step (1)
2. in, the die-cutting machine is automatic two-seater die-cutting machine, and front stall carries out first time cross cutting, and back seat carries out second and is die cut.
8. using the dust-proof curve tempering film of any one of claim 1 to 7 the method production, which is characterized in that including soft
Outline border, tempered glass and AB glue layer, the tempered glass and soft outline border are fitted in jointly on AB glue layer, the soft outline border back
Face is coated with OCA glue-line, and is equipped with rear release film, after the shape of the AB glue component is less than or equal in soft outer frame members
The shape of release film inward flange, the AB glue layer back side are equipped with rear release film.
9. dust-proof curve tempering film according to claim 8, which is characterized in that the soft outline border be flexible PVC outline border or
The soft PET outline border of person.
10. dust-proof curve tempering film according to claim 8, which is characterized in that the tempered glass with a thickness of 0.26mm,
The soft outline border with a thickness of 0.2 ± 0.03mm, the OCA glue-line with a thickness of 25 μm ± 3 μm, the AB glue layer with a thickness of
The rear release film of 0.1mm, the soft outline border are PET release film, and with a thickness of 0.05 mm, the rear release film of the AB glue layer is
Silica gel release film, with a thickness of 0.05 mm.
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| CN201710266210.9A CN106965536B (en) | 2017-04-21 | 2017-04-21 | A kind of dust-proof curve tempering film and preparation method thereof |
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| CN201710266210.9A CN106965536B (en) | 2017-04-21 | 2017-04-21 | A kind of dust-proof curve tempering film and preparation method thereof |
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| CN107323730A (en) * | 2017-08-15 | 2017-11-07 | 张弘宪 | A kind of safeguard film for cellular phone, film sticking apparatus and method for adhering film |
| CN109454972A (en) * | 2018-11-29 | 2019-03-12 | 武汉华星光电技术有限公司 | Polarizing plate protective film and its tear-off method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016036126A (en) * | 2014-08-04 | 2016-03-17 | パッチワークス・インク． | Reinforced glass protection film for protecting cellular phone display screen |
| CN205767850U (en) * | 2016-06-28 | 2016-12-07 | 蔡旭东 | 3D curved surface full frame covering soft-sided tempering film |
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| US20170094039A1 (en) * | 2015-09-26 | 2017-03-30 | Liwei Lu | Touch screen protector |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016036126A (en) * | 2014-08-04 | 2016-03-17 | パッチワークス・インク． | Reinforced glass protection film for protecting cellular phone display screen |
| CN205767850U (en) * | 2016-06-28 | 2016-12-07 | 蔡旭东 | 3D curved surface full frame covering soft-sided tempering film |
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