CN105335000A - Touch display device - Google Patents

Touch display device Download PDF

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Publication number
CN105335000A
CN105335000A CN201410403697.7A CN201410403697A CN105335000A CN 105335000 A CN105335000 A CN 105335000A CN 201410403697 A CN201410403697 A CN 201410403697A CN 105335000 A CN105335000 A CN 105335000A
Authority
CN
China
Prior art keywords
refractive index
display device
contact panel
touch control
control display
Prior art date
Application number
CN201410403697.7A
Other languages
Chinese (zh)
Inventor
陈建诚
张家森
张简志强
陈仁龙
李汉郎
谢宏昇
Original Assignee
群创光电股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 群创光电股份有限公司 filed Critical 群创光电股份有限公司
Priority to CN201410403697.7A priority Critical patent/CN105335000A/en
Publication of CN105335000A publication Critical patent/CN105335000A/en

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Abstract

The invention discloses a touch display device. The touch display device comprises a display, a touch panel arranged on the display, and a protective layer arranged on the touch panel, wherein at least one high-refractive index layer is arranged between the protective layer and the touch panel, and the refractive index of the high-refractive index layer is greater than 1.5 and less than 2.0.

Description

Touch control display device

Technical field

The invention relates to a kind of touch control display device, especially a kind of touch control display device that can reduce electrode pattern visuality.

Background technology

In recent years, along with development trend that is user-friendly for operation, simplicity, the touch control display device with contact panel is applied in life more and more widely.Because user can pass through the mode input signal of direct hand or other object contact contact panels, thus minimizing even eliminates user to the dependence of other input equipments (as keyboard, mouse, telepilot etc.), makes the convenience of user operation significantly promote.

The touch control unit of general contact panel comprises an induction electrode array, and it has along the plural induction electrode serial of vertical, horizontal direction arrangement, in order to be electrically connected the bridge joint metal of induction electrode and therebetween insulation course.Contact panel needs arrange cover glass (coverglass) to protect contact panel; adhesive agent is utilized to replace the mode of conventional mobile phone screen welt frame; by cover glass and the comprehensive laminating of contact panel, the display quality affecting contact panel because of the air layer of welt frame formation effectively can be improved.Adhesive agent common is now as optical cement layer (OpticalClearAdhesive, OCA), optical resin layer (opticalClearresin, OCR) etc.

But, although adhesive agent can improve the display quality of contact panel, the electrode array patterns of contact panel is easily discovered by human eye, causes visual problem.Thus, need a kind of touch control display device of development at present badly, it can reduce the visual problem of electrode pattern, to promote the visual quality that user watches touch control display device.

Summary of the invention

The object of this invention is to provide a kind of touch control display device, effectively to solve the visual problem of electrode pattern.

For achieving the above object, touch control display device provided by the invention, comprising: a display; One contact panel, is arranged on this display; And a protective seam, be arranged on this contact panel; Wherein, be provided with the high refractive index layer of more than one deck between this protective seam and this contact panel, the refractive index of this high refractive index layer is greater than 1.5 and is less than 2.0.

Accordingly; touch control display device of the present invention arranges high refractive index layer by between this protective seam and this contact panel; reduce the refractive index difference with contact panel, the refraction significantly during reduction light penetration panel and reflex, effectively improve the visual problem of electrode pattern.

Accompanying drawing explanation

Figure 1A is the touch control display device schematic diagram of the embodiment of the present invention 1.

Figure 1B is another touch control display device schematic diagram of the embodiment of the present invention 1.

Fig. 1 C is a touch control display device schematic diagram again of the embodiment of the present invention 1.

Fig. 2 A is the touch control display device schematic diagram of the embodiment of the present invention 2.

Fig. 2 B is another touch control display device schematic diagram of the embodiment of the present invention 2.

Fig. 3 A is the touch control display device schematic diagram of the embodiment of the present invention 3.

Fig. 3 B is another touch control display device schematic diagram of the embodiment of the present invention 3.

Fig. 3 C is the schematic diagram of polaroid in Fig. 3 A, 3B.

Primary clustering symbol description in accompanying drawing:

1 display; 2 contact panels; 31,32 polaroids; 321 diaphragms; 322 first cellulose triacetate films; 323 first adhesive agents; 324 polyvinyl alcohol films; 325 second adhesive agents; 326 second cellulose triacetate films; 41,43 adhesive layer; 42 extra adhesive layer; 5 protective seams; 6 coatings; 327 the 3rd adhesive agents; 328 separators.

Embodiment

Be below, by particular specific embodiment, embodiments of the present invention are described, those skilled in the art can understand other advantages of the present invention and effect easily by content disclosed in the present specification.The present invention also can be implemented by other different specific embodiments or be applied, and the every details in this instructions also for different viewpoints and application, can carry out various modification and change under not departing from spirit of the present invention.

Embodiment 1

Figure 1A is the touch control display device schematic diagram of a preferred embodiment of the present invention.Touch control display device of the present invention comprises: a display 1; One contact panel 2, is arranged on this display 1; And a protective seam 5, be arranged on this contact panel 2; Wherein, polaroid 31 and an adhesive layer 41 is provided with between this protective seam 5 and this contact panel 2, this adhesive layer 41 is a high refractive index layer, and it is arranged at one of this protective seam 5 on the surface and have the refractive index being greater than 1.5 and being less than 2.0, is more preferred from according to the refractive index of contact panel 2 and determines; Difference between the refractive index of this contact panel 2 and the refractive index of this adhesive layer 41 is preferably between 0 to 1, is more preferred from this contact panel 2 and has identical refractive index with this adhesive layer 41.

In the present embodiment, this adhesive layer 41 is an optical cement layer (OpticalClearAdhesive, OCA), and the present invention is not limited to this; When the refractive index of this adhesive layer 41 is for being greater than 1.5 and being less than 2.0, this adhesive layer 41 can be any known adhesive layer, such as an optical resin layer (opticalClearresin, OCR).

In the present embodiment, this adhesive layer 41 is arranged at one of this protective seam 5 on the surface; But this adhesive layer 41 also can be arranged at one of this contact panel 2 on the surface, as shown in Figure 1B.Or; touch control display device of the present invention can comprise plural adhesive layer; please refer to Fig. 1 C; touch control display device of the present invention has this adhesive layer 41 and extra adhesive layer 42; this adhesive layer 41 also can be arranged at one of this contact panel 2 on the surface; and this extra adhesive layer 42 is arranged at one of this protective seam 5 on the surface, and be provided with this polaroid 31 between this adhesive layer 41 and this extra adhesive layer 42.

In the present embodiment; display 1, contact panel 2, polaroid 31 and protective seam 5 all can use assembly known in this field; such as display 1 can be liquid crystal display (LCD) or oled device (OLED); contact panel 2 can be condenser type or electric resistance touch-control panel; polaroid can be line style or penetrating type polaroid, and protective seam 5 can be glassy layer.

Embodiment 2

Fig. 2 A is the touch control display device schematic diagram of another preferred embodiment of the present invention.Touch control display device of the present invention comprises: a display 1; One contact panel 2, is arranged on this display 1; And a protective seam 5, be arranged on this contact panel 2.Wherein, polaroid 31, one coating 6 and an adhesive layer 43 is provided with between this protective seam 5 and this contact panel 2; this polaroid 31 is arranged on this contact panel 2; and one of this polaroid 31 forms this coating 6 on the surface, it is a high refractive index layer and and has the refractive index being greater than 1.5 and being less than 2.0.This coating 6 preferably refractive index is 1.68 to 1.78, is more preferred from according to the refractive index of contact panel 2 and determines; Difference between the refractive index of this contact panel 2 and the refractive index of this coating 6 is preferably between 0 to 1, is more preferred from this contact panel 2 and has identical refractive index with this coating 6.

In the present embodiment, this polaroid 31 is arranged on this contact panel 2, and one of this polaroid 31 forms this coating 6 on the surface; But, this coating 6 also can be formed at this polaroid 31 another on the surface, as shown in Figure 2 B, this coating 6 is between this contact panel 2 and this polaroid 31.Or if necessary, touch control display device of the present invention can comprise laminated coating 6 simultaneously.

In the present embodiment, this coating 6 be can use arbitrary refractive index in this area be greater than 1.5 and be less than 2.0 material coating form.This adhesive layer 43 is not limited, can be any adhesive layer in this area.In addition, display 1, contact panel 2, polaroid 31 and protective seam 5 are all as described in embodiment 1, and it is no longer repeated.

Embodiment 3

Fig. 3 A is the touch control display device schematic diagram of a preferred embodiment of the present invention.Touch control display device of the present invention comprises: a display 1; One contact panel 2, is arranged on this display 1; And a protective seam 5, be arranged on this contact panel 2; Wherein, polaroid 32 and an adhesive layer 43 is provided with between this protective seam 5 and this contact panel 2, this polaroid 32 is a high refractive index layer, and it is arranged at one of this protective seam 5 on the surface and have the refractive index being greater than 1.5 and being less than 2.0, is more preferred from according to the refractive index of contact panel 2 and determines; Difference between the refractive index of this contact panel 2 and the refractive index of this polaroid 32 is preferably between 0 to 1, is more preferred from this contact panel 2 and has identical refractive index with polaroid 32.

In the present embodiment, this polaroid 32 is arranged at one of this protective seam 5 on the surface; But this polaroid 32 also can be arranged at one of this contact panel 2 on the surface, as shown in Figure 3 B.In the present embodiment, this polaroid 32 can use arbitrary in the art refractive index be greater than 1.5 and be less than 2.0 polaroid, the such as polaroid structure shown in Fig. 3 C, this polaroid 32 comprises diaphragm 321, first cellulose triacetate film 322 (TriacetateCelluloseFilm, TAC), first adhesive agent 323, polyvinyl alcohol film 324 (PolyvinylAlcohol, PVA), second adhesive agent 325, second cellulose triacetate film 326 (TAC), 3rd adhesive agent 327 and separator 328, wherein, the refractive index of each assembly in this polaroid 32 can be adjusted respectively, to reach the overall refractive index of this polaroid 32 for being greater than 1.5 and being less than 2.0, and the present invention is not limited to this.

In the present embodiment, this adhesive layer 43 is not limited, can be any adhesive layer in this area.In addition, display 1, contact panel 2, polaroid 31 and protective seam 5 are all as described in embodiment 1, and it is no longer repeated.

Accordingly, when light penetration panel, significantly can reduce refraction and reflex, improve the visual problem of electrode pattern, bring consumer better service property (quality).

Above-described embodiment is only citing for convenience of description, and the interest field that the present invention advocates from should being as the criterion with described in claim, but not is only limitted to above-described embodiment.

Claims (10)

1. a touch control display device, comprising:
One display;
One contact panel, is arranged on this display; And
One protective seam, is arranged on this contact panel;
Wherein, be provided with the high refractive index layer of at least one deck between this protective seam and this contact panel, the refractive index of this high refractive index layer is greater than 1.5 and is less than 2.0.
2. touch control display device as claimed in claim 1, wherein, comprise a polaroid in those high refractive index layers, this polaroid is arranged at one of this protective seam on the surface.
3. touch control display device as claimed in claim 1, wherein, comprise a polaroid in those high refractive index layers, this polaroid is arranged at one of this contact panel on the surface.
4. touch control display device as claimed in claim 1, wherein, comprise an adhesive layer in those high refractive index layers, this adhesive layer is arranged at one of this protective seam on the surface.
5. touch control display device as claimed in claim 1, wherein, comprise an adhesive layer in those high refractive index layers, this adhesive layer is arranged at one of this contact panel on the surface.
6. touch control display device as claimed in claim 1, wherein, comprises plural adhesive layer in those high refractive index layers.
7. touch control display device as claimed in claim 6, wherein, is provided with a polaroid between those adhesive layer.
8. the touch control display device according to any one of claim 5 to 8, wherein, this adhesive layer is an optical cement layer or an optical resin layer.
9. touch control display device as claimed in claim 1, wherein, the difference between the refractive index of the refractive index of this contact panel and this high refractive index layer is 0 to 1.
10. touch control display device as claimed in claim 9, wherein, the refractive index of this contact panel is identical with the refractive index of this high refractive index layer.
CN201410403697.7A 2014-08-15 2014-08-15 Touch display device CN105335000A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410403697.7A CN105335000A (en) 2014-08-15 2014-08-15 Touch display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410403697.7A CN105335000A (en) 2014-08-15 2014-08-15 Touch display device

Publications (1)

Publication Number Publication Date
CN105335000A true CN105335000A (en) 2016-02-17

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CN201410403697.7A CN105335000A (en) 2014-08-15 2014-08-15 Touch display device

Country Status (1)

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CN (1) CN105335000A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107984872A (en) * 2017-12-01 2018-05-04 信利光电股份有限公司 A kind of screen applying method and display screen

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002029830A1 (en) * 2000-09-29 2002-04-11 Matsushita Electric Industrial Co., Ltd. Transparent substrate with conductive multilayer anti reflection film, transparent touch panel using the transparent substrate with multilayer anti reflection film and electronic apparatus using the touch panel
CN202084024U (en) * 2010-11-09 2011-12-21 宸鸿光电科技股份有限公司 Capacitive touch board
CN102736764A (en) * 2011-04-04 2012-10-17 宸鸿科技(厦门)有限公司 Touch panel and manufacturing method thereof
CN203012295U (en) * 2012-12-04 2013-06-19 深圳市三海光电技术有限公司 Thin film type capacitive touch screen liquid crystal board module of transparent conducting film matched antireflective film
CN203366304U (en) * 2013-06-09 2013-12-25 南昌欧菲光学技术有限公司 Glass capacitive touch screen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002029830A1 (en) * 2000-09-29 2002-04-11 Matsushita Electric Industrial Co., Ltd. Transparent substrate with conductive multilayer anti reflection film, transparent touch panel using the transparent substrate with multilayer anti reflection film and electronic apparatus using the touch panel
CN202084024U (en) * 2010-11-09 2011-12-21 宸鸿光电科技股份有限公司 Capacitive touch board
CN102736764A (en) * 2011-04-04 2012-10-17 宸鸿科技(厦门)有限公司 Touch panel and manufacturing method thereof
CN203012295U (en) * 2012-12-04 2013-06-19 深圳市三海光电技术有限公司 Thin film type capacitive touch screen liquid crystal board module of transparent conducting film matched antireflective film
CN203366304U (en) * 2013-06-09 2013-12-25 南昌欧菲光学技术有限公司 Glass capacitive touch screen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107984872A (en) * 2017-12-01 2018-05-04 信利光电股份有限公司 A kind of screen applying method and display screen

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Application publication date: 20160217