CN104635987A - Splitting method and system for touch panel stuck by OCA glue - Google Patents
Splitting method and system for touch panel stuck by OCA glue Download PDFInfo
- Publication number
- CN104635987A CN104635987A CN201510066852.5A CN201510066852A CN104635987A CN 104635987 A CN104635987 A CN 104635987A CN 201510066852 A CN201510066852 A CN 201510066852A CN 104635987 A CN104635987 A CN 104635987A
- Authority
- CN
- China
- Prior art keywords
- contact panel
- splitting
- airtight container
- touch panel
- oca glue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention provides a splitting method and system for a touch panel stuck by OCA glue. The splitting method for the touch panel comprises the following steps: a sealing step: sealing the touch panel stuck by the OCA glue to be split; a cooling step: cooling the sealed touch panel so that the environment temperature of the touch panel is controlled to be in a range from -90 DEG C to 150 DEG C until cooling time reaches a pre-set first time period; and a splitting step: taking out the cooled touch panel and cutting off a sensor and a cover plate of the touch panel by a hard tool. The touch panel stuck by the OCA glue is put into a set freezing environment to be unfrozen for pre-set time so that the quality of OCA glue is changed, and negative influences on the sensor and the cover plate are not caused; furthermore, the touch panel stuck by the OCA glue can be split very well and devices on the touch panel are not damaged.
Description
Technical field
The present invention relates to a kind of method for splitting of touch panel, particularly relate to a kind of method for splitting of contact panel of OCA glue bond, and relate to the split system of the method for splitting that have employed this contact panel.
Background technology
Order first two material is by splitting after OCA glue bond, described OCA glue is the extraordinary adhesive for cementing transparent optical element (as camera lens etc.), such as, in the production run of capacitive touch screen/touch panel, glass sensor and glass cover-plate need by OCA glue laminating, namely pass through OCA glue bond together between sensor and cover plate, once have bad, cannot disassemble.
Summary of the invention
Technical matters to be solved by this invention needs to provide a kind of the contact panel of OCA glue bond to be realized disassembling, and then by method for splitting that sensor and cover plate separate.
To this, the invention provides a kind of method for splitting of contact panel of OCA glue bond, comprise the following steps:
Sealing step, seals being with the contact panel of the OCA glue bond disassembled;
Cooling step, lowers the temperature to the contact panel of sealing, makes the environment temperature at contact panel place remain between subzero 90 DEG C to subzero 150 DEG C, until cooling time reaches the first time period pre-set;
And, splitting step, take out freezing after contact panel, adopt hard tool the sensor of contact panel and cover plate to be cut.
The present invention is by the time of cryofixation in the freezing environment that the contact panel of OCA glue bond is placed on subzero 90 DEG C to subzero 150 DEG C, OCA glue is made to produce qualitative change, can not have a negative impact to sensor and cover plate simultaneously, therefore, it is possible to realize the fractionation of the contact panel to OCA glue bond well; Described sensor is sensor, and described hard tool does not limit concrete material, as long as the enough incision instrument of hardness just can realize.
Further improvement of the present invention is, described splitting step also comprises standing sub-step, and the contact panel after described standing sub-step taking-up is freezing, until time of repose realizes cutting after reaching the second time period pre-set.By arranging standing sub-step in splitting step, making the sensor of freezing rear contact panel and cover plate all can not be too fragile, being reduced in the destruction probability to sensor and cover plate in incision process.
Further improvement of the present invention is, in described standing sub-step, described in the second time period of pre-setting be 30s to 300s.More excellent, in described standing sub-step, described in the second time period of pre-setting be 60s to 180s.
The present invention leaves standstill half a minute to 5 minute after being taken out by the contact panel after freezing, or after preferably leaving standstill about 1 minute, realizing can be more efficient to the fractionation of contact panel, and can not destroy the sensor and cover plate that need to cut.
Further improvement of the present invention is, in described cooling step, the environment temperature controlling contact panel place remains between subzero 100 DEG C to subzero 130 DEG C.The present invention needs to make described OCA glue produce qualitative change, and does not have negative effect to sensor and cover plate, so, the control of this refrigerating process to environment temperature is particularly crucial, through test, this environment temperature controls subzero 100 DEG C to subzero 130 DEG C, and effect is very good.
Further improvement of the present invention is, in described cooling step, described in the first time period that pre-sets be 25min to 150min.More excellent, described in the first time period that pre-sets be 30min to 120min.
That is, will the contact panel split be needed to be placed on 25min to 150min in freezing environment, can reach required effect, wherein, when temperature is lower, the duration of required first time period be less; If the freezing environment of subzero about 100 DEG C, need freezing about 120min; If the freezing environment of subzero about 130 DEG C, need freezing about 30min.
The present invention also provides a kind of split system of contact panel of OCA glue bond, have employed the method for splitting of above-mentioned contact panel, and comprises airtight container and liquid nitrogen input media, and described airtight container comprises thermometer and contact panel slot; Described thermometer is arranged on airtight container, and its temperature reading district extend out to outside airtight container; Described contact panel slot is used for inserting contact panel, and is arranged in airtight container; Described liquid nitrogen input media is connected with airtight container, realizes cooling for being filled with liquid nitrogen to airtight container.
Carry out being filled with nitrogen to airtight container by liquid nitrogen input media, can stop inputting liquid nitrogen until the temperature of thermometer display freezing environment reaches subzero about 30 DEG C, like this, the cooling time of airtight container can be made to be enough to be maintained to first time period terminate, save the consumption of liquid nitrogen, simultaneously can also the fine drastic change that must slow down temperature, comparatively easy to the control of temperature range.
Further improvement of the present invention is, described contact panel slot comprises one or more L-type draw-in groove.When described contact panel slot comprises multiple L-type draw-in groove, described multiple L-type draw-in groove array is arranged in airtight container.The setting of described L-type draw-in groove, not only can be good at making contact panel insert in airtight container, also serve good supporting role to contact panel, good fixing effect, stability is strong; And array is arranged at the multiple L-type draw-in grooves in airtight container, can the volume of less airtight container better, make full use of the liquid nitrogen cooling environment of sealing, the energy-conservation energy.
Compared with prior art, beneficial effect of the present invention is: by the contact panel of OCA glue bond being placed on the time of cryofixation in the freezing environment that sets, OCA glue is made to produce qualitative change, can not have a negative impact to sensor and cover plate simultaneously, therefore, the fractionation of the contact panel to OCA glue bond can be realized well, the device on contact panel can not be destroyed.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, preferably embodiment of the present invention is described in further detail:
Embodiment 1:
This example provides a kind of method for splitting of contact panel of OCA glue bond, comprises the following steps:
Sealing step, seals being with the contact panel of the OCA glue bond disassembled;
Cooling step, lowers the temperature to the contact panel of sealing, makes the environment temperature at contact panel place remain between subzero 90 DEG C to subzero 150 DEG C, until cooling time reaches the first time period pre-set;
And, splitting step, take out freezing after contact panel, adopt hard tool the sensor of contact panel and cover plate to be cut.
This example is by the time of cryofixation in the freezing environment that the contact panel of OCA glue bond is placed on subzero 90 DEG C to subzero 150 DEG C, OCA glue is made to produce qualitative change, can not have a negative impact to sensor and cover plate simultaneously, therefore, it is possible to realize the fractionation of the contact panel to OCA glue bond well; Described sensor is sensor.
In this routine described cooling step, the environment temperature controlling contact panel place also can preferably remain between subzero 100 DEG C to subzero 130 DEG C.This example needs to make described OCA glue produce qualitative change, and does not have negative effect to sensor and cover plate, so, the control of this refrigerating process to environment temperature is particularly crucial, through test, this environment temperature controls subzero 100 DEG C to subzero 130 DEG C, and effect is very good.
In this routine described cooling step, described in the first time period that pre-sets be 25min to 150min.More excellent, described in the first time period that pre-sets be 30min to 120min.That is, will the contact panel split be needed to be placed on 25min to 150min in freezing environment, can reach required effect, wherein, when temperature is lower, the duration of required first time period be less; If the freezing environment of subzero about 100 DEG C, need freezing about 120min, namely first time period is 120min; If the freezing environment of subzero about 130 DEG C, need freezing about 30min, namely first time period is 30min.
Embodiment 2:
On the basis of embodiment 1, this routine described splitting step also comprises standing sub-step, and the contact panel after described standing sub-step taking-up is freezing, until time of repose realizes cutting after reaching the second time period pre-set.By arranging standing sub-step in splitting step, making the sensor of freezing rear contact panel and cover plate all can not be too fragile, being reduced in the destruction probability to sensor and cover plate in incision process.
In the described standing sub-step of this example, described in the second time period of pre-setting be 30s to 300s.More excellent, in described standing sub-step, described in the second time period of pre-setting be 60s to 180s.
This example leaves standstill half a minute to 5 minute after being taken out by the contact panel after freezing, or after preferably leaving standstill about 1 minute, realizing can be more efficient to the fractionation of contact panel, and can not destroy the sensor and cover plate that need to cut.
Embodiment 3:
As shown in Figure 1, this example also provides a kind of split system of contact panel of OCA glue bond, have employed the method for splitting of embodiment 1 or the contact panel described in embodiment 2, and comprise airtight container 1 and liquid nitrogen input media 2, described airtight container 1 comprises thermometer 3 and contact panel slot; Described thermometer 3 is arranged on airtight container 1, and its temperature reading district extend out to outside airtight container 1; Described contact panel slot is used for inserting contact panel 5, and is arranged in airtight container 1; Described liquid nitrogen input media 2 is connected with airtight container 1, realizes cooling for being filled with liquid nitrogen to airtight container 1.
Airtight container 1 to carry out being filled with nitrogen by liquid nitrogen input media 2, can stop inputting liquid nitrogen until the temperature that thermometer 3 shows freezing environment reaches subzero about 30 DEG C, like this, the cooling time of airtight container 1 can be made to be enough to be maintained to first time period terminate, save the consumption of liquid nitrogen, simultaneously can also the fine drastic change that must slow down temperature, comparatively easy to the control of temperature range.
As shown in Figure 1, this routine described contact panel slot comprises one or more L-type draw-in groove 4.When described contact panel slot comprises multiple L-type draw-in groove 4, described multiple L-type draw-in groove 4 array is arranged in airtight container 1.The setting of described L-type draw-in groove 4, not only can be good at making contact panel 5 insert in airtight container 1, also serve good supporting role to contact panel 5, good fixing effect, stability is strong; And array is arranged at the multiple L-type draw-in grooves 4 in airtight container 1, can the volume of less airtight container 1 better, make full use of the liquid nitrogen cooling environment of sealing, the energy-conservation energy.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. a method for splitting for the contact panel of OCA glue bond, is characterized in that, comprises the following steps:
Sealing step, seals being with the contact panel of the OCA glue bond disassembled;
Cooling step, lowers the temperature to the contact panel of sealing, makes the environment temperature at contact panel place remain between subzero 90 DEG C to subzero 150 DEG C, until cooling time reaches the first time period pre-set;
And, splitting step, take out freezing after contact panel, adopt hard tool the sensor of contact panel and cover plate to be cut.
2. the method for splitting of contact panel according to claim 1, it is characterized in that, described splitting step also comprises standing sub-step, and the contact panel after described standing sub-step taking-up is freezing, until time of repose realizes cutting after reaching the second time period pre-set.
3. the method for splitting of contact panel according to claim 2, is characterized in that, in described standing sub-step, described in the second time period of pre-setting be 30s to 300s.
4. the method for splitting of contact panel according to claim 3, is characterized in that, in described standing sub-step, described in the second time period of pre-setting be 60s to 180s.
5. the method for splitting of the contact panel according to Claims 1-4 any one, is characterized in that, in described cooling step, the environment temperature controlling contact panel place remains between subzero 100 DEG C to subzero 130 DEG C.
6. the method for splitting of the contact panel according to Claims 1-4 any one, is characterized in that, in described cooling step, described in the first time period that pre-sets be 25min to 150min.
7. the method for splitting of contact panel according to claim 6, is characterized in that, in described cooling step, described in the first time period that pre-sets be 30min to 120min.
8. the split system of the contact panel of an OCA glue bond, it is characterized in that, have employed the method for splitting of the contact panel as described in claim 1 to 7 any one, and comprise airtight container and liquid nitrogen input media, described airtight container comprises thermometer and contact panel slot; Described thermometer is arranged on airtight container, and its temperature reading district extend out to outside airtight container; Described contact panel slot is used for inserting contact panel, and is arranged in airtight container; Described liquid nitrogen input media is connected with airtight container, realizes cooling for being filled with liquid nitrogen to airtight container.
9. the split system of contact panel according to claim 8, is characterized in that, described contact panel slot comprises one or more L-type draw-in groove.
10. the split system of contact panel according to claim 9, is characterized in that, when described contact panel slot comprises multiple L-type draw-in groove, described multiple L-type draw-in groove array is arranged in airtight container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510066852.5A CN104635987B (en) | 2015-02-06 | 2015-02-06 | A kind of method for splitting and its split system of the contact panel of OCA glue bonds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510066852.5A CN104635987B (en) | 2015-02-06 | 2015-02-06 | A kind of method for splitting and its split system of the contact panel of OCA glue bonds |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104635987A true CN104635987A (en) | 2015-05-20 |
| CN104635987B CN104635987B (en) | 2018-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510066852.5A Active CN104635987B (en) | 2015-02-06 | 2015-02-06 | A kind of method for splitting and its split system of the contact panel of OCA glue bonds |
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| CN (1) | CN104635987B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001057A (en) * | 2016-06-12 | 2016-10-12 | 浙江大学 | Method and device for recycling waste screen and circuit board |
| CN106077019A (en) * | 2016-06-12 | 2016-11-09 | 浙江大学 | A kind of waste and old screen based on air cooling and wiring board recovery method and device |
| CN106077020A (en) * | 2016-06-12 | 2016-11-09 | 浙江大学 | Waste and old screen based on cascade refrigeration voluntarily and wiring board recovery method and device |
| CN106271380A (en) * | 2016-08-29 | 2017-01-04 | 无锡博光电科技有限公司 | A kind of backlight freezing disassembling method |
| CN107225840A (en) * | 2017-04-21 | 2017-10-03 | 深圳市立德通讯器材有限公司 | Full laminating display screen disassembles separation method |
| CN109164930A (en) * | 2018-07-10 | 2019-01-08 | 信利光电股份有限公司 | A kind of ultra-thin glass sensor and preparation method thereof |
| CN114111148A (en) * | 2021-12-02 | 2022-03-01 | 深圳同兴达科技股份有限公司 | OCA disassembles platform |
| US11845883B2 (en) | 2021-12-30 | 2023-12-19 | Industrial Technology Research Institute | Double-sided optically clear adhesive and multilayer structure including the same |
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2015
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| JP2013047888A (en) * | 2011-08-29 | 2013-03-07 | Soken Chem & Eng Co Ltd | Laminate and touch panel having laminate |
| CN103170491A (en) * | 2011-12-21 | 2013-06-26 | 上海晨兴希姆通电子科技有限公司 | Low-temperature disassembling method of touch screen |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001057A (en) * | 2016-06-12 | 2016-10-12 | 浙江大学 | Method and device for recycling waste screen and circuit board |
| CN106077019A (en) * | 2016-06-12 | 2016-11-09 | 浙江大学 | A kind of waste and old screen based on air cooling and wiring board recovery method and device |
| CN106077020A (en) * | 2016-06-12 | 2016-11-09 | 浙江大学 | Waste and old screen based on cascade refrigeration voluntarily and wiring board recovery method and device |
| CN106077019B (en) * | 2016-06-12 | 2019-01-11 | 浙江大学 | A kind of waste and old screen and wiring board recovery method and device based on air cooling |
| CN106001057B (en) * | 2016-06-12 | 2019-01-18 | 浙江大学 | A kind of waste and old screen and wiring board recovery method and device |
| CN106271380A (en) * | 2016-08-29 | 2017-01-04 | 无锡博光电科技有限公司 | A kind of backlight freezing disassembling method |
| CN107225840A (en) * | 2017-04-21 | 2017-10-03 | 深圳市立德通讯器材有限公司 | Full laminating display screen disassembles separation method |
| CN109164930A (en) * | 2018-07-10 | 2019-01-08 | 信利光电股份有限公司 | A kind of ultra-thin glass sensor and preparation method thereof |
| CN114111148A (en) * | 2021-12-02 | 2022-03-01 | 深圳同兴达科技股份有限公司 | OCA disassembles platform |
| US11845883B2 (en) | 2021-12-30 | 2023-12-19 | Industrial Technology Research Institute | Double-sided optically clear adhesive and multilayer structure including the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104635987B (en) | 2018-04-27 |
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Address after: 518000 Longhua District, Shenzhen City, Guangdong Province, Langkou Community, Dalang Street, Huarong Lutei Science and Technology Industrial Park, 3rd Floor, 4th Floor Patentee after: Shenzhen Taiguan Technology Co.,Ltd. Address before: 518000 No. 3 workshop of Huarong Lutei Science and Technology Industrial Park, Langkou Community, Dalang Street, Baoan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen City crown Polytron Technologies Inc. Address after: 518000 No. 3 workshop of Huarong Lutei Science and Technology Industrial Park, Langkou Community, Dalang Street, Baoan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen City crown Polytron Technologies Inc. Address before: 518000 Second to Third Floors of No. 3 Factory Building of Huarong Lutei Science and Technology Industrial Park, Langkou Community, Dalang Street, Baoan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN TOP GROUP TOUCH CONTROL TECHNOLOGY Co.,Ltd. |
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