CN106221149A - A kind of PET base material and application thereof and the applying method of PET functional sheet - Google Patents
A kind of PET base material and application thereof and the applying method of PET functional sheet Download PDFInfo
- Publication number
- CN106221149A CN106221149A CN201610721297.XA CN201610721297A CN106221149A CN 106221149 A CN106221149 A CN 106221149A CN 201610721297 A CN201610721297 A CN 201610721297A CN 106221149 A CN106221149 A CN 106221149A
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- Prior art keywords
- pet
- functional sheet
- base material
- cold
- pet base
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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
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
- Surface Treatment Of Glass (AREA)
Abstract
The invention discloses a kind of PET base material and application thereof and the applying method of PET functional sheet.This PET base material includes PET resin, PVC cold-resistant flexible agent, maleic anhydride grafting compatilizer, and mass ratio is 70 90:1 3:2 5；This PET base material is used on capacitance touch screen, makees PET functional sheet and uses；The applying method that this PET functional sheet is fitted in capacitance touch screen is: S1, use this PET base material to prepare PET functional sheet, is placed on 35 celsius temperature electricity couveuses and preserves stand-by；S2, the room temperature of cryogenic thermostat room are maintained at 10 DEG C, glass cover-plate is placed in cryogenic thermostat indoor and reaches the index of expanding with heat and contract with cold of room temperature；Stand-by；S3, from high-temperature electric couveuse take out PET functional sheet, on the abutted equipment of cryogenic thermostat room, quickly PET functional sheet is fitted with cover plate.
Description
Technical field
The present invention relates to mobile phone technique field, relate in particular to a kind of PET base material and application thereof and PET functional sheet
Applying method.
Background technology
At present, capacitance touch screen is to be sticked to form by the functional sheet of glass cover-plate and PET film, capacitance-type touch screen technology
Being that the electric current sensing utilizing human body is operated, the use ambient temperature of capacitance plate requires at 0 35 DEG C, when temperature reduces,
Environment of electric field changes, and capacitance plate, when exceeding the threshold value using low temperature, easily causes the drift of capacitance plate, causes touch-control the most smart
Standard, serious then touch-control is reactionless.Specifically, when ambient temperature less than 0 DEG C time, traditional PET base material at low temperature state
Under degradation, owing to the coefficient of thermal expansion and contraction of bi-material is variant, in the case of temperature is the coldest, PET functional sheet is subject to
The extruding that after glass shrinkage, size trace reduces, functional sheet circuit is intensive, after bearing contraction extruding, causes line short, makes
Become bad.
Summary of the invention
It is an object of the invention to the defect for above-mentioned prior art, it is provided that a kind of PET base material and application thereof and PET merit
The applying method of energy sheet.First it is modified PET base material processing in performance, improves PET base material stretching under low temperature state
Contracting performance, make the coefficient of thermal expansion and contraction of bi-material as close possible to；Two improve on applying method so that effect should
The capacitance touch screen of PET base material adapts to low temperature environment, and functional sheet decreases deformation at low temperatures, it is ensured that stablizing of circuit.
To achieve these goals, the technical scheme is that
A kind of PET base material, including PET resin, cold-resistant agent, compatilizer；Described cold-resistant agent is PVC cold-resistant flexible agent, described compatible
Agent is that maleic anhydride is grafted compatilizer；Described PET resin, cold-resistant agent, the mass ratio of compatilizer is 70-90:1-3:2-5.
This PET base material, due to cold-resistant agent, the addition of compatilizer, makes traditional PET base material obtain modification, improves PET base
Material pliability under low temperature state and tolerance to cold, say, that add PET coefficient of dilatation in cold environment, reduce electricity
The drift at low ambient temperatures of Rong Ping and function are damaged.
The present invention also provides the PET base material described above application at capacitance touch screen, and described capacitance touch screen uses to be had
This PET base material, the PET functional sheet that described PET base material is fabricated to, described PET functional sheet is pasted on the cover board.
As the improvement to technique scheme, the thickness of described PET functional sheet is 50 um ~ 175um.
The present invention also provides a kind of PET functional sheet using this PET base material to be fabricated to and is fitted in the patch of capacitance touch screen
Conjunction method, the step of this applying method is:
S1, use this PET base material to prepare PET functional sheet, and this PET functional sheet is placed on 35 celsius temperature electricity couveuses protects
Deposit stand-by, high-temperature electric couveuse is placed in cryogenic thermostat room；
S2, changing the environment of abutted equipment 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 indoor and reaches the index of expanding with heat and contract with cold of room temperature；Stand-by；
S3, from high-temperature electric couveuse take out PET functional sheet, on the abutted equipment of cryogenic thermostat room, quickly by PET functional sheet
Fit with cover plate.
As the improvement to technique scheme, the time that PET functional sheet and cover plate carry out fitting controls within the 5-7 second complete
Become.
This applying method, utilizes the coefficient of thermal expansion and contraction of material, produces and have adjusted attaching process, by reaching cover plate cold preservation
To 10 degrees Celsius so that glass cover-plate fully shrinks；PET functional sheet is heated after reaching 35 degrees Celsius, then carry out cover plate and function
The laminating operation of sheet；Utilize the distinctive flexible nature of PET material so that it is after laminating, the most fully dilator closes on the cover board, and
Do not affect its functional characteristic.
Because PET functional sheet is shorter with the cover plate laminating time, the heat losses of PET material is limited, cover plate and PET functional sheet
The length difference that expands with heat and contract with cold at 20 degrees centigrade, glass cover-plate and PET functional sheet of the temperature difference at about 0.01mm.
Compared with prior art, the invention has the beneficial effects as follows:
The adaptive capacitance touch screen of low temperature of the present invention, its low temperature self adaptation is good, when the use ambient temperature of capacitance plate exists
Under 0 35 DEG C of states, capacitance plate is when exceeding the threshold value 10 DEG C using low temperature, and the capacitance touch screen prepared by the present invention will not draw
Playing the drift of capacitance plate, touch-control is accurate.Conventional capacitive touch screen uses the thickness of PET base material to be 50 um ~ 175um, averagely makes
With cryogenic temperature more than-10 DEG C, brittle temperature is-70 DEG C, and at the environment less than-10 DEG C, its pliability begins to weaken.Newly join
The PET base material of side, enhances PET base material pliability and cold-resistant performance；And Novel PET base material is averagely suitable for more than-20 DEG C
Use temperature environment.
The present invention strengthens the capacitance touch screen adaptation ability at cold environment, and specific aim customer group is benefited；For self adaptation
The capacitance touch screen new product of low temperature environment technology provides the platform of sustainable optimization.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the capacitance touch screen of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
A kind of PET base material of the present invention, including PET resin, cold-resistant agent, compatilizer；It is soft that described cold-resistant agent is that PVC resists cold
Soft dose, described compatilizer is that maleic anhydride is grafted compatilizer；Described PET resin, cold-resistant agent, the mass ratio of compatilizer is 70-
90:1-3:2-5.
This PET base material, due to cold-resistant agent, the addition of compatilizer, makes traditional PET base material obtain modification, improves PET base
Material pliability under low temperature state and tolerance to cold, say, that add PET coefficient of dilatation in cold environment, reduce electricity
The drift at low ambient temperatures of Rong Ping and function are damaged.
The present invention also provides the PET base material described above application at capacitance touch screen, and described capacitance touch screen uses to be had
This PET base material, the PET functional sheet that described PET base material is fabricated to, described PET functional sheet is pasted on the cover board.This application such as Fig. 1
Shown in, Fig. 1 show the structural representation of the capacitance touch screen after PET functional sheet is fitted with cover plate, and in figure, 1 is PET function
Sheet, 2 is cover plate.
As the improvement to technique scheme, the thickness of described PET functional sheet is 50 um ~ 175um.
The present invention also provides a kind of PET functional sheet using this PET base material to be fabricated to and is fitted in the patch of capacitance touch screen
Conjunction method, the step of this applying method is:
S1, use this PET base material to prepare PET functional sheet, and this PET functional sheet is placed on 35 celsius temperature electricity couveuses protects
Deposit stand-by, high-temperature electric couveuse is placed in cryogenic thermostat room；
S2, changing the environment of abutted equipment 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 indoor and reaches the index of expanding with heat and contract with cold of room temperature；Stand-by；
S3, from high-temperature electric couveuse take out PET functional sheet, on the abutted equipment of cryogenic thermostat room, quickly by PET functional sheet
Fit with cover plate.
As the improvement to technique scheme, the time that PET functional sheet and cover plate carry out fitting controls within the 5-7 second complete
Become.
This applying method, utilizes the coefficient of thermal expansion and contraction of material, produces and have adjusted attaching process, by reaching cover plate cold preservation
To 10 degrees Celsius so that glass cover-plate fully shrinks；PET functional sheet is heated after reaching 35 degrees Celsius, then carry out cover plate and function
The laminating operation of sheet；Utilize the distinctive flexible nature of PET material so that it is after laminating, the most fully dilator closes on the cover board, and
Do not affect its functional characteristic.
Because PET functional sheet is shorter with the cover plate laminating time, the heat losses of PET material is limited, cover plate and PET functional sheet
The length difference that expands with heat and contract with cold at 20 degrees centigrade, glass cover-plate and PET functional sheet of the temperature difference at about 0.01mm.
Compared with prior art, the invention has the beneficial effects as follows:
The adaptive capacitance touch screen of low temperature of the present invention, its low temperature self adaptation is good, when the use ambient temperature of capacitance plate exists
Under 0 35 DEG C of states, capacitance plate is when exceeding the threshold value 10 DEG C using low temperature, and the capacitance touch screen prepared by the present invention will not draw
Playing the drift of capacitance plate, touch-control is accurate.Conventional capacitive touch screen uses the thickness of PET base material to be 50 um ~ 175um, averagely makes
With cryogenic temperature more than-10 DEG C, brittle temperature is-70 DEG C, and at the environment less than-10 DEG C, its pliability begins to weaken.Newly join
The PET base material of side, enhances PET base material pliability and cold-resistant performance；And Novel PET base material is averagely suitable for more than-20 DEG C
Use temperature environment.
The present invention strengthens the capacitance touch screen adaptation ability at cold environment, and specific aim customer group is benefited；For self adaptation
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 Yuan, on the premise of without departing from the technology of the present invention principle, it is also possible to make some improvement, these improvement also should be regarded as this
Bright protection domain.
Claims (5)
1. a PET base material, it is characterised in that: this PET base material includes PET resin, cold-resistant agent, compatilizer；Described cold-resistant agent is
PVC cold-resistant flexible agent, described compatilizer is that maleic anhydride is grafted compatilizer；Described PET resin, cold-resistant agent, the quality of compatilizer
Ratio is 70-90:1-3:2-5.
2. a PET base material as claimed in claim 1 is in the application of capacitance touch screen, it is characterised in that:, described capacitance touch screen
Use has this PET base material, the PET functional sheet that described PET base material is fabricated to, and described PET functional sheet is pasted on the cover board.
3. PET base material as claimed in claim 2 is in the application of capacitance touch screen, it is characterised in that: the thickness of described PET functional sheet
It is 50 um ~ 175um.
4. the PET functional sheet that PET base material as claimed in claim 1 is fabricated to is fitted in an applying method for capacitance touch screen,
It is characterized in that: the step of this applying method is:
S1, use this PET base material to prepare PET functional sheet, and this PET functional sheet is placed on 35 celsius temperature electricity couveuses protects
Deposit stand-by, high-temperature electric couveuse is placed in cryogenic thermostat room；
S2, changing the environment of abutted equipment 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 indoor and reaches the index of expanding with heat and contract with cold of room temperature；Stand-by；
S3, from high-temperature electric couveuse take out PET functional sheet, on the abutted equipment of cryogenic thermostat room, quickly by PET functional sheet
Fit with cover plate.
5. applying method as claimed in claim 4, it is characterised in that: the time that PET functional sheet and cover plate carry out fitting controls
In the 5-7 second.
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 true CN106221149A (en) | 2016-12-14 |
| CN106221149B CN106221149B (en) | 2018-07-06 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 (5)
| 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 |
| 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 |
-
2016
- 2016-08-25 CN CN201610721297.XA patent/CN106221149B/en active Active
Patent Citations (5)
| 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 |
| 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 (5)
| Title |
|---|
| （日）越石健司，（日）黑沢理编著: "《触摸屏技术与应用》", 31 December 2014, 机械工业出版社 * |
| 周志敏，纪爱华: "《图解触摸屏工程应用技巧》", 31 December 2012, 机械工业出版社 * |
| 张少波: "柔性ITO导电薄膜制作技术", 《玻璃》 * |
| 郑圣德: "触摸屏的类型用途及工艺流程", 《电子工艺技术》 * |
| 陈德裕: "《计算机导论 技术篇》", 31 December 2015, 清华大学出版社 * |
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| Publication number | Publication date |
|---|---|
| CN106221149B (en) | 2018-07-06 |
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| TR01 | Transfer of patent right |
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 |
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