CN103197799A - Integrated touch screen and production process thereof - Google Patents
Integrated touch screen and production process thereof Download PDFInfo
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- CN103197799A CN103197799A CN2013101152488A CN201310115248A CN103197799A CN 103197799 A CN103197799 A CN 103197799A CN 2013101152488 A CN2013101152488 A CN 2013101152488A CN 201310115248 A CN201310115248 A CN 201310115248A CN 103197799 A CN103197799 A CN 103197799A
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- Injection Moulding Of Plastics Or The Like (AREA)
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Abstract
The invention belongs to the technical field of touch devices and provides an integrated touch screen. The integrated touch screen comprises a transparent plastic casing and a touch sensing sheet, wherein the touch sensing sheet is arranged at the back of the plastic casing, the plastic casing and the touch sensing sheet are molded integrally through an in-mold labeling (IML) technology to form the touch screen. The invention also provides a production process of the integrated touch screen. According to the integrated touch screen, the plastic casing and the touch sensing sheet are molded integrally through the IML technology to form the touch screen, the structure of the touch screen is simplified, the touch screen is thin, break-resistant and dustproof, the whole machine assembly efficiency and the yield are improved, and the production cost is reduced. Besides, the plastic casing and the touch sensing sheet can be manufactured in the planar, cambered or solid shape, so that the plastic casing and the touch sensing sheet can be molded integrally through the IML technology to form the touch screen in the planar, cambered or solid shape, and the planar touch screens can be developed into touch screens in cambered and solid shapes.
Description
Technical field
The present technique invention belongs to the touch control device technical field, relates in particular to a kind of one-body molded touch-screen and production technology thereof.
Background technology
In order effectively to fall electronic product assembling efficiency and the effect that improves the band touch screen, satisfying light, thin, the high market trend saturating, dustproof, shatter-resistant of terminal consumption electronic product simultaneously develops, the touch-control dealer actively set about researching and developing the bonding process that reduces structural sheet, minimizing glass cover-plate consumption, reduces double faced adhesive tape in nearly 2 years, made packaging technology to more simple layout trend development.One-body molded technology is that the protecgulum with electronic products such as touch-screen and mobile phones integrates, not only can regard cover plate, but also can work as the protecgulum casing of electronic products such as mobile phone, also have touch function, not only can reduce the buying of glass cover-plate, also can save the operation that one touch-screen and casing are fitted, complete machine reduced thickness, finished product transmittance and visual effect strengthen, and can not need to use double faced adhesive tape fully and do inter-agency stickup; A lot of processing costs have been saved simultaneously.
From technological layer, at present G/G, G/F/F, the OGS touch technology of main flow possess following advantage: simple in structure, light, thin, light transmission is good; But all need to use glass cover-plate, touch-screen is difficult to accomplish curved surface and three-dimensional shape, dustproof shatter-resistant weak effect, and can not be one-body molded with the protecgulum casing, so be difficult to maintain in the market in future.
The technological invention content
The purpose of present technique invention is to provide a kind of one-body molded touch-screen, has solved existing touch-screen and has been difficult to make curved surface and three-dimensional shape, dustproof shatter-resistant weak effect, can not with the integrated problem of protecgulum casing.
The present technique invention is to realize like this, a kind of one-body molded touch-screen, comprise clear plastic casing and touch sensible sheet, described touch sensible sheet is located at the described plastic rubber case back side, and described plastic rubber case and touch sensible sheet are by the one-body molded formation touch-screen of IML technology.
Particularly, the material of described plastic rubber case is polymethyl methacrylate base, polycarbonate or acrylonitrile-butadiene-styrene (ABS).
Further, be provided with decorative layer around the described plastic rubber case.
Particularly, described touch sensible sheet is capacitance touch sensing chip or resistive touch sensing chip.
The present invention also provides a kind of one-body molded touch-screen production technology, at first the touch sensible sheet is put into the injection mold cavity, the molten resin that moulding is used injects in the described injection mold then, described resin cooling aftershaping is plastic casing, and described plastic casing forms touch-screen with described touch sensible sheet high-temperature fusion in cooling procedure.
Particularly, the material of described resin is polymethyl methacrylate base, polycarbonate or acrylonitrile-butadiene-styrene (ABS).
Particularly, described touch sensible sheet is capacitance touch sensing chip or resistive touch sensing chip.
Plastic rubber case of the present invention and touch sensible sheet have been simplified touch screen structure by the one-body molded formation touch-screen of IML technology, make that touch-screen more frivolously, more anti-falls, dust protection more, have improved complete machine packaging efficiency and yield, have reduced production cost.
In addition, because plastic rubber case and touch sensible sheet can be made plane, curved surface or three-dimensional shape, therefore plastic rubber case and touch sensible sheet can realize crossing from the plane formula touch-screen purpose of curved surface and three-dimensional shape touch-screen by the touch-screen of the one-body molded formation of IML technology plane, curved surface or three-dimensional shape.
Description of drawings
In order to be illustrated more clearly in the technical scheme of this invention, to do to introduce simply to the accompanying drawing of required use among the embodiment below, apparently, accompanying drawing in describing below only is some embodiment of the technology of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic perspective view of the one-body molded touch-screen that provides of present technique inventive embodiments;
Fig. 2 is the cross-sectional view of the one-body molded touch-screen that provides of present technique inventive embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the present technique inventive embodiments, the technical scheme in the present technique inventive embodiments is clearly and completely described.
As depicted in figs. 1 and 2, a kind of one-body molded touch-screen that the present technique inventive embodiments provides, comprise clear plastic casing 1 and touch sensible sheet 2, touch sensible sheet 2 is located at plastic rubber case 1 back side, and plastic rubber case 1 and touch sensible sheet 2 are by the one-body molded formation touch-screen of IML technology (being in-mold label technology).
Particularly, described plastic rubber case 1 is polymethyl methacrylate base (PMMA), polycarbonate (PC) or acrylonitrile-butadiene-styrene (ABS) plastics high temperature resistant plastic materials such as (ABS).Described touch sensible sheet 2 is capacitance touch sensing chip or resistive touch sensing chip.
Further, be provided with decorative layer 3 around the described plastic rubber case 1, decorative layer 3 can be made shades of colour as required, and decorative layer 3 specifically can adopt the mode of plating, transfer printing or encapsulate to decorate in the zone that plastic rubber case 1 needs and hide printing ink.Because the zone line of plastic rubber case 1 is the viewing area (form) of touch control device, so the zone line of plastic rubber case 1 does not need pigmented finiss.
In addition, the present invention also provides a kind of production technology of one-body molded touch-screen, this technology is specially: at first touch sensible sheet 2 is put into injection mold (not shown) cavity, the molten resin of then moulding being used injects in the injection mold, resin cooling aftershaping is plastic casing 1, and plastic casing 1 merges the formation touch-screen with touch sensible sheet 2 high-temperature fusion in cooling procedure.
Particularly, described resin is polymethyl methacrylate base (PMMA), polycarbonate (PC) or acrylonitrile-butadiene-styrene (ABS) plastics high temperature resistant plastic materials such as (ABS), because plastic casing 1 is transparent shell, therefore these resins do not add colorant when injection moulding is produced, thereby make these resins injection moulding to form transparent plastic casing 1.
Particularly, described touch sensible sheet 2 is capacitance touch sensing chip or resistive touch sensing chip.Because capacitance touch sensing chip or resistive touch sensing chip all can be made by the flexible macromolecule conductive materials such as PET membrane material, Nano Silver/carbon pipe and Graphene of electrically conducting transparent, so can make plane, curved surface or three-dimensional shape, and plastic rubber case 1 also can be made plane, curved surface or three-dimensional shape, therefore plastic rubber case 1 and touch sensible sheet 2 can realize crossing from the plane formula touch-screen purpose of curved surface and three-dimensional shape touch-screen by the touch-screen of the one-body molded formation of IML technology plane, curved surface or three-dimensional shape.
In sum, plastic rubber case 1 of the present invention and touch sensible sheet 2 are not that framework is fitted, but by the one-body molded formation touch-screen of IML technology, be do not have the slit bonding entirely between plastic rubber case 1 and the touch sensible sheet 2, touch-screen more frivolously, more anti-falls, dust protection more thereby make, improve complete machine packaging efficiency and yield, reduced production cost.In addition, plastic rubber case 1 adopts the plastic material injection mo(u)lding, has substituted traditional glass cover-plate.
The above is the preferred implementation of present technique invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvement and decoration, these improvement and decoration also are considered as the protection domain of patent of the present invention.
Claims (7)
1. an one-body molded touch-screen is characterized in that, comprises clear plastic casing and touch sensible sheet, and described touch sensible sheet is located at the described plastic rubber case back side, and described plastic rubber case and touch sensible sheet are by the one-body molded formation touch-screen of IML technology.
2. one-body molded touch-screen according to claim 1 is characterized in that, the material of described plastic rubber case is polymethyl methacrylate base, polycarbonate or acrylonitrile-butadiene-styrene (ABS).
3. one-body molded touch-screen according to claim 1 is characterized in that, is provided with decorative layer around the described plastic rubber case.
4. one-body molded touch-screen according to claim 1 is characterized in that, described touch sensible sheet is capacitance touch sensing chip or resistive touch sensing chip.
5. one-body molded touch-screen production technology, it is characterized in that, at first the touch sensible sheet is put into the injection mold cavity, the molten resin that moulding is used injects in the described injection mold then, described resin cooling aftershaping is plastic casing, and described plastic casing forms touch-screen with described touch sensible sheet high-temperature fusion in cooling procedure.
6. one-body molded touch-screen production technology according to claim 5 is characterized in that, the material of described resin is polymethyl methacrylate base, polycarbonate or acrylonitrile-butadiene-styrene (ABS).
7. one-body molded touch-screen production technology according to claim 5 is characterized in that, described touch sensible sheet is capacitance touch sensing chip or resistive touch sensing chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101152488A CN103197799A (en) | 2013-04-01 | 2013-04-01 | Integrated touch screen and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101152488A CN103197799A (en) | 2013-04-01 | 2013-04-01 | Integrated touch screen and production process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103197799A true CN103197799A (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101152488A Pending CN103197799A (en) | 2013-04-01 | 2013-04-01 | Integrated touch screen and production process thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN103197799A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105955527A (en) * | 2016-04-28 | 2016-09-21 | 惠州华阳通用电子有限公司 | Touch screen panel and fabrication method therefor |
| CN109285457A (en) * | 2018-11-07 | 2019-01-29 | 上海天马微电子有限公司 | Cover plate and display module |
| CN109397626A (en) * | 2018-10-19 | 2019-03-01 | 赣州市德普特科技有限公司 | The plastic package die of curved touch screen and the manufacturing method of curved touch screen |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201497975U (en) * | 2009-07-21 | 2010-06-02 | 深圳富泰宏精密工业有限公司 | Capacitance type touch module |
| CN202533922U (en) * | 2012-07-17 | 2012-11-14 | 深圳唯一科技股份有限公司 | Integrated capacitive touch panel |
| CN202679864U (en) * | 2012-06-25 | 2013-01-16 | 深圳市深越光电技术有限公司 | Touch waterproof housing |
| CN203232391U (en) * | 2013-04-01 | 2013-10-09 | 江西合力泰科技股份有限公司 | Integrally-formed touch screen |
-
2013
- 2013-04-01 CN CN2013101152488A patent/CN103197799A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201497975U (en) * | 2009-07-21 | 2010-06-02 | 深圳富泰宏精密工业有限公司 | Capacitance type touch module |
| CN202679864U (en) * | 2012-06-25 | 2013-01-16 | 深圳市深越光电技术有限公司 | Touch waterproof housing |
| CN202533922U (en) * | 2012-07-17 | 2012-11-14 | 深圳唯一科技股份有限公司 | Integrated capacitive touch panel |
| CN203232391U (en) * | 2013-04-01 | 2013-10-09 | 江西合力泰科技股份有限公司 | Integrally-formed touch screen |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105955527A (en) * | 2016-04-28 | 2016-09-21 | 惠州华阳通用电子有限公司 | Touch screen panel and fabrication method therefor |
| CN109397626A (en) * | 2018-10-19 | 2019-03-01 | 赣州市德普特科技有限公司 | The plastic package die of curved touch screen and the manufacturing method of curved touch screen |
| CN109285457A (en) * | 2018-11-07 | 2019-01-29 | 上海天马微电子有限公司 | Cover plate and display module |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 343700 Taihe County, Jiangxi Province Industrial Park Applicant after: JIANGXI HELITAI TECHNOLOGY CO., LTD. Address before: 343700 Taihe County, Jiangxi Province Industrial Park Applicant before: Jiangxi Holitech Technology Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: JIANGXI HOLITECH TECHNOLOGY CO., LTD. TO: JIANGXI HELITAI TECHNOLOGY CO., LTD. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130710 |