CN106221149B - A kind of applying method of PET base material functional sheet - Google Patents
A kind of applying method of PET base material functional sheet Download PDFInfo
- Publication number
- CN106221149B CN106221149B CN201610721297.XA CN201610721297A CN106221149B CN 106221149 B CN106221149 B CN 106221149B CN 201610721297 A CN201610721297 A CN 201610721297A CN 106221149 B CN106221149 B CN 106221149B
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- Prior art keywords
- pet
- base material
- functional sheets
- cold
- room
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- 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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
Abstract
The invention discloses a kind of applying methods of PET base material functional sheet.The step of applying method is：S1, PET functional sheets are prepared using PET base material, and the PET functional sheets is placed on 35 celsius temperature electricity incubators and are preserved for use, high-temperature electric incubator is placed in cryogenic thermostat room；S2, the environment of abutted equipment is replaced to cryogenic thermostat room, the room temperature of cryogenic thermostat room is maintained at 10 DEG C, and glass cover-plate is placed in cryogenic thermostat room to the index of expanding with heat and contract with cold for reaching room temperature；For use；S3, PET functional sheets are taken out from high-temperature electric incubator, on the abutted equipment of cryogenic thermostat room, be quickly bonded PET functional sheets with cover board.Enhance adaptability of the capacitance touch screen in cold environment using prepared by the method for the present invention, specific aim customer group is benefited；Capacitance touch screen new product for adaptive low temperature environment technology provides the platform of sustainable optimization.
Description
Technical field
The present invention relates to technical field of mobile phones, relate in particular to a kind of applying method of PET base material functional sheet.
Background technology
At present, capacitance touch screen is sticked to form by the functional sheet of glass cover-plate and PET film, capacitance-type touch screen technology
Be using human body electric current sensing work, the use environment temperature requirement of capacitance plate at 0-35 DEG C, when temperature reduce,
Environment of electric field changes, and capacitance plate easily causes the drift of capacitance plate when beyond the threshold value for using low temperature, causes touch-control not smart
Standard, serious then touch-control are reactionless.Specifically, when environment temperature be less than 0 DEG C when, traditional PET base material in low-temperature condition
Under degradation, since the coefficient of thermal expansion and contraction of two kinds of materials is variant, in the case where temperature is extremely cold PET functional sheets by
The extruding of size micro diminution after glass shrinkage, functional sheet circuit is intensive, after bearing to shrink and squeezing, leads to line short, makes
Into bad.
Invention content
The purpose of the present invention is in view of the above-mentioned defects in the prior art, provide a kind of applying method of PET base material functional sheet.
Processing is modified to PET base material first in performance, telescopicing performance of the PET base material under low-temperature condition is improved, makes two kinds of materials
The coefficient of thermal expansion and contraction of material as close possible to；Two are improved on applying method so that act on the capacitive touch of the PET base material
It touches screen and adapts to low temperature environment, functional sheet reduces deformation at low temperature, ensure that the stabilization of circuit.
To achieve these goals, the technical scheme is that：
A kind of PET base material, including PET resins, cold-resistant agent, compatilizer；The cold-resistant agent is PVC cold-resistant flexible agent, described
Compatilizer is grafted compatilizer for maleic anhydride；The PET resins, cold-resistant agent, the mass ratio of compatilizer is 70-90：1-3：2-5.
The PET base material is modified traditional PET base material, is improved PET bases due to the addition of cold-resistant agent, compatilizer
Flexibility and cold resistance of the material under low-temperature condition, that is to say, that increase coefficient of dilatation of the PET in cold environment, reduce electricity
The drift at low ambient temperatures of Rong Ping and function damage.
The present invention simultaneously provides application of the PET base material described above in capacitance touch screen, and the capacitance touch screen use has
The PET base material, the PET functional sheets that the PET base material is fabricated to, the PET functional sheets are pasted on the cover board.
As the improvement to above-mentioned technical proposal, the thickness of the PET functional sheets is 50 um ~ 175um.
The present invention simultaneously provides the fitting that a kind of PET functional sheets being fabricated to using PET base material are fitted in capacitance touch screen
The step of method, the applying method is：
S1, PET functional sheets are prepared using the PET base material, and the PET functional sheets is placed on the heat preservation of 35 celsius temperature electricity
Case preserves for use, and high-temperature electric incubator is placed in cryogenic thermostat room；
S2, the environment of abutted equipment is replaced to cryogenic thermostat room, the room temperature of cryogenic thermostat room is maintained at 10 DEG C, by glass
Cover board is placed in cryogenic thermostat room the index of expanding with heat and contract with cold for reaching room temperature；For use；
S3, PET functional sheets are taken out from high-temperature electric incubator, on the abutted equipment of cryogenic thermostat room, quickly by PET work(
Energy piece is bonded with cover board.
As the improvement to above-mentioned technical proposal, the time control that PET functional sheets are bonded with cover board is complete in 5-7 seconds
Into.
This applying method, using the coefficient of thermal expansion and contraction of material, production has adjusted attaching process, by being reached to cover board refrigeration
To 10 degrees Celsius so that glass cover-plate is fully shunk；PET functional sheets are heated up to after 35 degrees Celsius, then carry out cover board and function
The fitting operation of piece；Using the distinctive flexible nature of PET material, it is made suitably fully to expand fitting on the cover board after being bonded, and
Its functional characteristic is not influenced.
Because PET functional sheets are bonded with cover board, the time is shorter, and the heat losses of PET material are limited, cover board and PET functional sheets
The length difference that expands with heat and contract with cold in 20 degrees centigrades, glass cover-plate and PET functional sheets of the temperature difference in 0.01mm or so.
Compared with prior art, the beneficial effects of the invention are as follows：
The adaptive capacitance touch screen of low temperature of the invention, low temperature is adaptively good, when the use environment temperature of capacitance plate
Degree is under 0-35 DEG C of states, and for capacitance plate when beyond 10 DEG C of threshold value for using low temperature, the capacitance touch screen prepared by the present invention is not
The drift of capacitance plate can be caused, touch-control is accurate.Conventional capacitive touch screen is 50 um ~ 175um using the thickness of PET base material, is put down
Using -10 DEG C of cryogenic temperature or more, brittle temperature is -70 DEG C, and in the environment less than -10 DEG C, flexibility begins to weaken.
The PET base material being newly formulated enhances PET base material flexibility and cold-resistant performance；And Novel PET base material is averagely suitable for -20 DEG C
Above temperature in use environment.
The present invention enhances adaptability of the capacitance touch screen in cold environment, and specific aim customer group is benefited；It is adaptive
The capacitance touch screen new product of low temperature environment technology provides the platform of sustainable optimization.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the structure diagram of the capacitance touch screen of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
A kind of PET base material of the present invention, including PET resins, cold-resistant agent, compatilizer；The cold-resistant agent resists cold soft for PVC
Soft dose, the compatilizer is grafted compatilizer for maleic anhydride；The PET resins, cold-resistant agent, the mass ratio of compatilizer is 70-
90：1-3：2-5.
The PET base material is modified traditional PET base material, is improved PET bases due to the addition of cold-resistant agent, compatilizer
Flexibility and cold resistance of the material under low-temperature condition, that is to say, that increase coefficient of dilatation of the PET in cold environment, reduce electricity
The drift at low ambient temperatures of Rong Ping and function damage.
The present invention simultaneously provides application of the PET base material described above in capacitance touch screen, and the capacitance touch screen use has
The PET base material, the PET functional sheets that the PET base material is fabricated to, the PET functional sheets are pasted on the cover board.The application such as Fig. 1
Shown, Fig. 1 show the structure diagram of the capacitance touch screen after PET functional sheets are bonded with cover board, and in figure, 1 is PET functions
Piece, 2 be cover board.
As the improvement to above-mentioned technical proposal, the thickness of the PET functional sheets 1 is 50 um ~ 175um.
The present invention simultaneously provides the patch that a kind of PET functional sheets 1 being fabricated to using the PET base material are fitted in capacitance touch screen
The step of conjunction method, the applying method is：
S1, PET functional sheets 1 are prepared using the PET base material, and the PET functional sheets 1 is placed on 35 celsius temperature electricity and are protected
Incubator preserves for use, and high-temperature electric incubator is placed in cryogenic thermostat room；
S2, the environment of abutted equipment is replaced to cryogenic thermostat room, the room temperature of cryogenic thermostat room is maintained at 10 DEG C, by glass
Cover board 2 is placed in cryogenic thermostat room the index of expanding with heat and contract with cold for reaching room temperature；For use；
S3, PET functional sheets 1 are taken out from high-temperature electric incubator, on the abutted equipment of cryogenic thermostat room, quickly by PET
Functional sheet 1 is bonded with cover board 2.
As the improvement to above-mentioned technical proposal, PET functional sheets 1 are with the time control that cover board 2 is bonded in 5-7 seconds
It completes.
This applying method, using the coefficient of thermal expansion and contraction of material, production has adjusted attaching process, by being refrigerated to cover board 2
Reach 10 degrees Celsius so that glass cover-plate 2 is fully shunk；PET functional sheets 1 are heated up to after 35 degrees Celsius, then carry out 2 He of cover board
The fitting operation of PET functional sheets 1；Using the distinctive flexible nature of PET material, it is made suitably fully to be expanded after being bonded and is fitted in lid
On plate, and its functional characteristic is not influenced.
Because PET functional sheets 1 are bonded with cover board 2, the time is shorter, and the heat losses of PET material are limited, cover board 2 and PET work(
Can piece 1 the temperature difference in 20 degrees centigrades, 1 length difference to expand with heat and contract with cold of glass cover-plate 2 and PET functions is in 0.01mm or so.
Compared with prior art, the beneficial effects of the invention are as follows：
The adaptive capacitance touch screen of low temperature of the invention, low temperature is adaptively good, when the use environment temperature of capacitance plate
Degree is under 0-35 DEG C of states, and for capacitance plate when beyond 10 DEG C of threshold value for using low temperature, the capacitance touch screen prepared by the present invention is not
The drift of capacitance plate can be caused, touch-control is accurate.Conventional capacitive touch screen is 50 um ~ 175um using the thickness of PET base material, is put down
Using -10 DEG C of cryogenic temperature or more, brittle temperature is -70 DEG C, and in the environment less than -10 DEG C, flexibility begins to weaken.
The PET base material being newly formulated enhances PET base material flexibility and cold-resistant performance；And Novel PET base material is averagely suitable for -20 DEG C
Above temperature in use environment.
The present invention enhances adaptability of the capacitance touch screen in cold environment, and specific aim customer group is benefited；It is adaptive
The capacitance touch screen new product of low temperature environment technology provides the platform of sustainable optimization.
The above is only one embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement can also be made, these improvement also should be regarded as this hair
Bright protection domain.
Claims (3)
1. a kind of applying method of PET base material functional sheet, it is characterised in that：The PET base material includes PET resins, cold-resistant agent, phase
Hold agent；The cold-resistant agent is PVC cold-resistant flexible agent, and the compatilizer is grafted compatilizer for maleic anhydride；It is the PET resins, resistance to
Cold agent, the mass ratio of compatilizer is 70-90：1-3：2-5；The PET base material is fabricated to PET functional sheets, the PET functional sheets patch
Together on the cover board of capacitance touch screen；The applying method of PET functional sheets and cover board includes the following steps：
S1, PET functional sheets are prepared using the PET base material, and the PET functional sheets is placed on 35 celsius temperature electricity incubators and are protected
It deposits for use, high-temperature electric incubator is placed in cryogenic thermostat room；
S2, the environment of abutted equipment is replaced to cryogenic thermostat room, the room temperature of cryogenic thermostat room is maintained at 10 DEG C, by glass cover-plate
It is placed in cryogenic thermostat room and reaches the index of expanding with heat and contract with cold of room temperature；For use；
S3, PET functional sheets are taken out from high-temperature electric incubator, on the abutted equipment of cryogenic thermostat room, quickly by PET functional sheets
It is bonded with cover board.
2. a kind of applying method of PET base material functional sheet as described in claim 1, it is characterised in that：PET functional sheets and cover board
The time control being bonded was at 5-7 seconds.
3. a kind of applying method of PET base material functional sheet as described in claim 1, it is characterised in that：The thickness of the PET functional sheets
It spends for 50 um ~ 175um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610721297.XA CN106221149B (en) | 2016-08-25 | 2016-08-25 | A kind of applying method of PET base material functional sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610721297.XA CN106221149B (en) | 2016-08-25 | 2016-08-25 | A kind of applying method of PET base material functional sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106221149A CN106221149A (en) | 2016-12-14 |
| CN106221149B true CN106221149B (en) | 2018-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610721297.XA Active CN106221149B (en) | 2016-08-25 | 2016-08-25 | A kind of applying method of PET base material functional sheet |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101650622A (en) * | 2009-08-18 | 2010-02-17 | 城步鼎盛微电子科技有限公司 | Technology for attaching capacitive touch screens |
| CN102279682A (en) * | 2011-08-30 | 2011-12-14 | 深圳市豪威薄膜技术有限公司 | Novel capacitive touch screen, manufacturing method thereof and touch screen terminal |
| CN202281995U (en) * | 2011-09-28 | 2012-06-20 | 比亚迪股份有限公司 | Capacitive touch screen |
| CN103042780A (en) * | 2012-12-10 | 2013-04-17 | 宁波长阳科技有限公司 | Low-temperature-resistant biaxially-oriented polyester film and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090256825A1 (en) * | 2008-04-11 | 2009-10-15 | Gunnar Klinghult | Pen stylus enabled capacitive touch system and method |
-
2016
- 2016-08-25 CN CN201610721297.XA patent/CN106221149B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101650622A (en) * | 2009-08-18 | 2010-02-17 | 城步鼎盛微电子科技有限公司 | Technology for attaching capacitive touch screens |
| CN102279682A (en) * | 2011-08-30 | 2011-12-14 | 深圳市豪威薄膜技术有限公司 | Novel capacitive touch screen, manufacturing method thereof and touch screen terminal |
| CN202281995U (en) * | 2011-09-28 | 2012-06-20 | 比亚迪股份有限公司 | Capacitive touch screen |
| CN103042780A (en) * | 2012-12-10 | 2013-04-17 | 宁波长阳科技有限公司 | Low-temperature-resistant biaxially-oriented polyester film and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 柔性ITO导电薄膜制作技术;张少波;《玻璃》;20151231(第8期);第47-49页 * |
| 触摸屏的类型用途及工艺流程;郑圣德;《电子工艺技术》;20050531;第26卷(第3期);第180-182页 * |
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| CN106221149A (en) | 2016-12-14 |
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Effective date of registration: 20201221 Address after: Room 204, No. 158, Yaozhuang Avenue, Yaozhuang Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Jiashan Linhu Xincheng Industrial Co.,Ltd. Address before: Jiaozuo jinyuyang High Tech Electronics Co., Ltd., 2811 Nanhai Road, Jiaozuo City, Henan Province Patentee before: JIAOZUO GOLDEN SUN HIGH-TECH ELECTRONIC Co.,Ltd. |
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Denomination of invention: A bonding method for PET substrate functional sheets Effective date of registration: 20230313 Granted publication date: 20180706 Pledgee: Industrial and Commercial Bank of China Limited Zhejiang Yangtze River Delta integration demonstration zone sub branch Pledgor: Jiashan Linhu Xincheng Industrial Co.,Ltd. Registration number: Y2023330000516 |