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CN106159104A - A kind of flexible light device - Google Patents

A kind of flexible light device Download PDF

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Publication number
CN106159104A
CN106159104A CN201510157641.2A CN201510157641A CN106159104A CN 106159104 A CN106159104 A CN 106159104A CN 201510157641 A CN201510157641 A CN 201510157641A CN 106159104 A CN106159104 A CN 106159104A
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CN
China
Prior art keywords
substrate
barrier layer
luminescent panel
flexible
light device
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.)
Pending
Application number
CN201510157641.2A
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Chinese (zh)
Inventor
邓亮
黄秀颀
刘晓佳
张成明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kunshan New Flat Panel Display Technology Center Co Ltd
Kunshan Govisionox Optoelectronics Co Ltd
Kunshan Guoxian Photoelectric Co Ltd
Original Assignee
Kunshan New Flat Panel Display Technology Center Co Ltd
Kunshan Guoxian Photoelectric Co Ltd
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 Kunshan New Flat Panel Display Technology Center Co Ltd, Kunshan Guoxian Photoelectric Co Ltd filed Critical Kunshan New Flat Panel Display Technology Center Co Ltd
Priority to CN201510157641.2A priority Critical patent/CN106159104A/en
Publication of CN106159104A publication Critical patent/CN106159104A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a kind of flexible light device, including flexible substrate and the first luminescent panel being arranged in described flexible substrate, described flexible substrate is in being folded with, it forms the first substrate and the second substrate after folding, described first luminescent panel is positioned between the first substrate and the second substrate, described first substrate and the second substrate are encapsulated by being arranged at the fluid sealant of the two periphery after folding, described first substrate and/or the second substrate are transparent substrates, and the emergent ray of described first luminescent panel passes through described transparent flexible substrate.The present invention by by flexible substrate in being folded with, on the first substrate being formed after folding, the first luminescent panel is set, first substrate and the second substrate are packaged by fluid sealant after folding, second substrate therein is as thin-film package, utilize the barrier films of high compactness to substitute the TFE function of top layer, and can one-shot forming, simplify manufacture craft, improve the service life of thin-film package.

Description

A kind of flexible light device
Technical field
The present invention relates to lighting technical field, be specifically related to a kind of flexible light device.
Background technology
The life-span of current flexible light is on the low side, because luminescent material can only bear the process warm of about 100 DEG C Degree, and the thin film encapsulation processes difficulty that low temperature makes top layer is relatively big, yield is low, and cost is high, effect difference. Existing thin-film package mode and shortcoming are as follows: use organic and inorganic stack combinations mode, this mode Effect is preferable, and shortcoming is that the packaging technology time is long, and cost is high;According to PECVD (plasma Strengthen chemical vapour deposition technique) method, its packaging technology temperature is too high, it is difficult to realize low temperature;If Use ALD (ald) method, be then easily caused chamber inner wall severe contamination.
Content of the invention
To this end, the present invention encapsulates and illumination to realize long-life fexible film, make packaging technology more Add simple, the invention provides a kind of flexible light device.
Used technical scheme is as described below:
A kind of flexible light device, including flexible substrate and first being arranged in described flexible substrate Optic panel, described flexible substrate is in being folded with, and it forms the first substrate and the second substrate after folding, Described first substrate and the second substrate are encapsulated by being arranged at the fluid sealant of the two periphery after folding, described First substrate and/or the second substrate are transparent substrates, and the emergent ray of described first luminescent panel passes through institute State transparent flexible substrate.
Described first substrate and described second substrate are that doubling is arranged.
Being coated with barrier layer in described flexible substrate, described flexible substrate is transparent substrates, described obstruct Layer is transparent barrier layer, and described first luminescent panel is arranged on the first substrate or the second substrate.
Described first luminescent panel is top emission type luminescent panel or bottom emitting type luminescent panel.
Being coated with barrier layer in described flexible substrate, described first luminescent panel is arranged at the described first lining On barrier layer at the end, and being top emission type luminescent panel, described second substrate is transparent substrates, position Described barrier layer on described second substrate is transparent barrier layer.
Being coated with barrier layer in described flexible substrate, described first luminescent panel is arranged at the described first lining On barrier layer at the end, and being bottom emitting type luminescent panel, described first substrate is transparent substrates, position Described barrier layer on described first substrate is transparent barrier layer.
Described first luminescent panel is WOLED illumination panel.
It is additionally provided with the second luminescent panel, described second luminescent panel on barrier layer on described second substrate For bottom emitting type luminescent panel, described second substrate is transparent substrates, is positioned on described second substrate Described barrier layer is transparent barrier layer.
Described first luminescent panel and the second luminescent panel are WOLED illumination panel.
Described flexible substrate is by polyacrylate, Parylene, polyureas, poly terephthalic acid second two At least one in alcohol ester, PEN, polyimides and polystyrene is made.
The present invention has the advantages that relative to prior art
A. the present invention by by flexible substrate in being folded with, the flexible substrate that formed after folding On luminescent panel is set, the first substrate and the second substrate are packaged by fluid sealant after folding, can To utilize the barrier layer of itself to substitute surface encapsulation, the barrier films of high compactness is utilized to replace For TFE (thin-film package) function of top layer, and can one-shot forming, simplify manufacturing process, fall Low manufacturing cost, improves manufacturing yield, can also extend Flexible Displays dress simultaneously The service life put.
B. the present invention arranges the first luminescent panel on the first substrate, arranges second on the second substrate Luminescent panel, the first luminescent panel and the second luminescent panel respectively with the first substrate and the second substrate one Rise and form foldable structure, it is achieved that double-side illumination structure.
Brief description
In order to make present disclosure be more likely to be clearly understood, concrete below according to the present invention Embodiment simultaneously combines accompanying drawing, and the present invention is further detailed explanation, wherein
Fig. 1 is that the flexible light device of the first structure provided by the present invention launches schematic diagram;
Fig. 2 is the foldable structure schematic diagram (with the luminescent panel of bottom emitting type) of structure shown in Fig. 1;
Fig. 3 is the cross section structure schematic diagram in Fig. 1 at the first substrate;
Fig. 4 is that the flexible light device schematic cross-section of the second structure that the present invention provides is (with top The luminescent panel of emission type);
Fig. 5 is flexible light device schematic cross-section (the two-sided photograph of the third structure that the present invention provides Bright structure);
Fig. 6 is flexible light device schematic cross-section (the two-sided photograph of the 4th kind of structure that the present invention provides Bright structure);
Fig. 7 is the expansion schematic diagram of structure shown in Fig. 6.
In figure: 1-flexible substrate, 11-the first substrate, 12-the second substrate;2-fluid sealant 3-intercepts Layer;41-the first luminescent panel, 42-the second luminescent panel.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing pair Embodiment of the present invention is described in further detail.
Embodiment 1
As depicted in figs. 1 and 2, the invention provides a kind of flexible light device, including flexible substrate 1 and the first luminescent panel 41 of being arranged in flexible substrate 1, flexible substrate in being folded with, its folding Poststack forms the first substrate 11 and the second substrate 12, after the first substrate 11 and the second substrate 12 fold Being encapsulated by being arranged at the fluid sealant of the two periphery, the first luminescent panel 41 is arranged at the first substrate 11 On.Wherein the first substrate 11 is transparent substrates;In addition, as it is shown on figure 3, the present embodiment is in flexible liner Being further coated with barrier layer 3, the first luminescent panel 41 is arranged on the barrier layer of flexible substrate 1 at the end 1. In the present embodiment, described barrier layer is transparent barrier layer, i.e. the first substrate 11 and the second substrate 12 On be coated with transparent barrier layer, naturally it is also possible to be coated with transparent resistance on 11 only on the first substrate Interlayer, is coated with nontransparent barrier layer on the second substrate 12, wherein the material of barrier layer be organic, Inorganic or its superposition.Optional organic material is: PI (polyimides), PET (poly terephthalic acid Glycol ester), PEN (PEN) etc.;Optional inorganic is: silicon nitride, Silica, alundum (Al2O3), silicon oxynitride etc..The flexible substrate 1 that the present embodiment is used is by poly-third Olefin(e) acid ester, Parylene, polyureas, polyethylene terephthalate, poly-naphthalenedicarboxylic acid ethylene glycol At least one in ester, polyimides and polystyrene is made.
First substrate 11 and the second substrate 12 doubling are preferably arranged by the present embodiment, after folding up and down in Symmetrical structure, specifically as shown in Figure 2.
The first luminescent panel 41 in the present embodiment is preferably bottom emitting type luminescent panel, and light is by transparent The first substrate 11 penetrate, it is possible to achieve the one side of device illumination, and realize in one direction shining Bright.
Concrete preparation method is as follows:
Flexible substrate 1 utilize PECVD or ALD or other modes carry out transparent barrier layer 3 Making, this technique is simple, easily realizes;The barrier layer 3 of the first substrate 11 makes bottom emitting First luminescent panel 41 of type, then the first substrate 11 and the second substrate 12 are folded, fold After the first substrate 11 and the second substrate 12 be set in parallel, at the first substrate 11 and the second substrate The surrounding of 12 uses fluid sealant 2 to seal, so can disposal molding, form the soft of one side illumination Property illuminating device.Here the first substrate 11 is transparent substrates, so can be on the first substrate 11 Realize illumination functions.
The present embodiment by by flexible substrate in being folded with, the first substrate of being formed after folding On the first luminescent panel is set, the first substrate and the second substrate are sealed by fluid sealant after folding Dress, it is possible to use the barrier layer of itself substitutes surface encapsulation, and the barrier layer utilizing high compactness is thin Film substitutes TFE (thin-film package) function of top layer, and can one-shot forming, simplify manufacture work Skill, reduces manufacturing cost, improves manufacturing yield, can also extend flexibility simultaneously The service life of display device.
Embodiment 2
Flexible light device shown in Fig. 4, including flexible substrate 1 and being arranged in flexible substrate 1 First luminescent panel 41, wherein flexible substrate 1 is in being folded with, and it forms the first substrate after folding 11 and second substrate 12, the first luminescent panel 41 is arranged on the first substrate 11.Additionally, this reality Executing example and being further coated with barrier layer 3 in flexible substrate 1, the first luminescent panel 41 is arranged at flexible liner On the barrier layer at the end 1, by being arranged at the two after described first substrate 11 and the folding of the second substrate 12 The fluid sealant encapsulation of periphery.In the present embodiment, described barrier layer is transparent barrier layer, i.e. the first lining It is coated with transparent barrier layer, naturally it is also possible to only at the second substrate at the end 11 and the second substrate 12 It is coated with transparent barrier layer on upper 12, the first substrate 11 is coated with nontransparent barrier layer, wherein The material of barrier layer is organic and inorganic or its superposition.Optional organic material is: (polyamides is sub-for PI Amine), PET (polyethylene terephthalate), PEN (PEN) etc.;Can The inorganic of choosing is: silicon nitride, silica, alundum (Al2O3), silicon oxynitride etc..This enforcement The flexible substrate 1 that example is used is by polyacrylate, Parylene, polyureas, poly-terephthaldehyde At least one in acid glycol ester, PEN, polyimides and polystyrene Make.
As different from Example 1: the first luminescent panel 41 is set to top emission type and sends out by the present embodiment Optic panel, the second substrate 12 therein is transparent substrates, and such light is penetrated on the second substrate 12 Go out, it is achieved the one side illumination on the second substrate 12.
Concrete preparation method is as follows:
Flexible substrate 1 utilize PECVD or ALD or other modes carry out transparent barrier layer 3 Making, this packaging technology is simple, easily realizes;Then make on the barrier layer 3 of the first substrate 11 Make the first luminescent panel 41 of top emission type, then the first substrate 11 and the second substrate 12 are rolled over Folded, the first substrate 11 after folding and the second substrate 12 are set in parallel, the first substrate 11 He The surrounding of the second substrate 12 uses fluid sealant 2 to seal, so can disposal molding, form one side The flexible light device of illumination, when needs realize illumination in a direction, can use above-mentioned one side Light structures.Here the second substrate 12 is transparent substrates, so can be real on the second substrate 12 Existing illumination functions.
The present embodiment by by flexible substrate in being folded with, the first substrate of being formed after folding On the first luminescent panel is set, the first substrate and the second substrate are sealed by fluid sealant after folding Dress, it is possible to use the barrier layer of itself substitutes surface encapsulation, and the barrier layer utilizing high compactness is thin Film substitutes TFE (thin-film package) function of top layer, and can one-shot forming, simplify manufacture work Skill, reduces manufacturing cost, improves manufacturing yield, can also extend flexibility simultaneously The service life of display device.
Embodiment 3
As different from Example 2: as it is shown in figure 5, wherein said flexible substrate is transparent substrates, I.e. first substrate 11 and the second substrate 12 all use transparent substrates, flexible substrate have been coated with transparent Barrier layer 3, the first luminescent panel 41 is arranged on the first substrate 11 or the second substrate 12, institute Stating the first luminescent panel 41 can be top emission type luminescent panel or bottom emitting type luminescent panel When such first luminescent panel 41 illuminates, due to flexible substrate and on barrier layer be transparent , so may be implemented in the transparent illumination on the first substrate and the second substrate.
Certainly, first luminescent panel 41 of the present embodiment is not limited to be arranged on the first substrate 11, also Can be arranged on the second substrate 12, as long as can realize that transparent illumination can realize the purpose of the present invention.
The present embodiment, in addition to having the technique effect of transparent illumination, equally realizes embodiment 2 Technique effect, repeat no more here.
Embodiment 4
Unlike existing from the various embodiments described above: as shown in Figure 6 and Figure 7, in the present embodiment Also being provided with the second luminescent panel 42 on the barrier layer of the second substrate 12, flexible substrate 1 therein is Transparent substrates, it is coated with transparent barrier layer 3, the first luminescent panel 41 therein and second Optic panel 42 is bottom emitting type luminescent panel, so may be implemented on the first substrate and the second substrate Double-side illumination..
Concrete preparation method is as follows:
Transparent flexible substrate 1 utilize PECVD or ALD or other modes carry out transparent barrier layer The making of 3, this technological temperature can reach about 400 DEG C, and technique is simple, easily realizes, described flexibility Substrate 1 is preferably PI transparent thin film layer;Then respectively at the first substrate 11 and the second substrate 12 Bottom emitting type luminescent panel is made respectively, i.e. on the first substrate 11, make bottom emitting on barrier layer 3 Type the first luminescent panel 41, makes bottom emitting type the second luminescent panel 42, so on the second substrate 12 After the first substrate 11 and the second substrate 12 are folded, and at the first substrate 11 and the second substrate 12 Surrounding use fluid sealant 2 seal, can disposal molding, formed double-side illumination flexible light device Part, the first substrate 11 and the second substrate 12 here are transparent substrates, such first luminescent panel The emergent light of 41 is by the first substrate 11 outgoing, and the emergent light of the second luminescent panel 42 is by the second substrate 12 Outgoing, so can realize double-side illumination function on the first substrate 11 and the second substrate 12.Can be real The irradiation of existing upper and lower surface light, it is adaptable to the occasions such as illumination within doors.
First luminescent panel 41 of the present embodiment and the second luminescent panel 42 are not limited to two-sided illuminate simultaneously, Also two-sided independent illumination can be realized respectively according to different switches and driving design.
The present embodiment is in addition to can realizing the technique effect of two-sided illumination or two-sided independent illumination simultaneously, same Sample can realize the technique effect of embodiment 2, repeats no more here.
The first luminescent panel in the various embodiments described above and the second luminescent panel preferably employ WOLED (White-OLED) illumination panel.
Obviously, above-described embodiment is only for clearly demonstrating example, and not to enforcement Restriction.For those of ordinary skill in the field, also may be used on the basis of the above description To make other changes in different forms.Here being not necessarily to also cannot be to all of embodiment Give exhaustive.And the obvious change thus extended out or variation are still in the guarantor of the present invention Protect among scope.

Claims (10)

1. a flexible light device, including flexible substrate and first being arranged in described flexible substrate Luminescent panel, it is characterised in that: described flexible substrate is in being folded with, and it forms the first substrate after folding With the second substrate, described first substrate and the second substrate fold after by being arranged at the sealing of the two periphery Glue encapsulates, and described first substrate and/or the second substrate are transparent substrates, going out of described first luminescent panel Penetrate light and pass through described transparent flexible substrate.
2. flexible light device according to claim 1, it is characterised in that described first substrate It is that doubling is arranged with described second substrate.
3. flexible light device according to claim 2, it is characterised in that described flexible substrate On be coated with barrier layer, described flexible substrate is transparent substrates, and described barrier layer is transparent barrier layer, Described first luminescent panel is arranged on the first substrate or the second substrate.
4. flexible light device according to claim 3, it is characterised in that described first luminescence Panel is top emission type luminescent panel or bottom emitting type luminescent panel.
5. flexible light device according to claim 2, it is characterised in that described flexible substrate On be coated with barrier layer, described first luminescent panel is arranged on the barrier layer on described first substrate, And be top emission type luminescent panel, described second substrate is transparent substrates, is positioned on described second substrate Described barrier layer be transparent barrier layer.
6. flexible light device according to claim 2, it is characterised in that described flexible substrate On be coated with barrier layer, described first luminescent panel is arranged on the barrier layer on described first substrate, And be bottom emitting type luminescent panel, described first substrate is transparent substrates, is positioned on described first substrate Described barrier layer be transparent barrier layer.
7. the flexible light device according to claim 3-6 is arbitrary, it is characterised in that described One luminescent panel is WOLED illumination panel.
8. flexible light device according to claim 6, it is characterised in that described second substrate On barrier layer on be additionally provided with the second luminescent panel, described second luminescent panel is bottom emitting type light-emitting area Plate, described second substrate is transparent substrates, and the described barrier layer being positioned on described second substrate is transparent Barrier layer.
9. flexible light device according to claim 8, it is characterised in that described first luminescence Panel and the second luminescent panel are WOLED illumination panel.
10. flexible light device according to claim 1, its feature is being, described flexibility Substrate is by polyacrylate, Parylene, polyureas, polyethylene terephthalate, poly-naphthalene two At least one in formic acid glycol ester, polyimides and polystyrene is made.
CN201510157641.2A 2015-04-03 2015-04-03 A kind of flexible light device Pending CN106159104A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114284326A (en) * 2021-12-17 2022-04-05 深圳市华星光电半导体显示技术有限公司 Flexible OLED substrate and packaging method thereof
US12171113B2 (en) 2021-12-17 2024-12-17 Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. Flexible OLED substrate and encapsulation method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08203669A (en) * 1995-01-30 1996-08-09 Seikosha Co Ltd El double-face luminescent display body
CN1744795A (en) * 2004-08-31 2006-03-08 索尼株式会社 Circuit device and manufacture method for circuit device
US20140049449A1 (en) * 2012-08-20 2014-02-20 Samsung Display Co., Ltd. Dual-display device and method of manufacturing the same
US20140065326A1 (en) * 2012-08-28 2014-03-06 Kyu-Taek Lee Foldable display device
CN103779383A (en) * 2012-10-22 2014-05-07 三星显示有限公司 Light emitting apparatus and method for fabricating the same
US20150041766A1 (en) * 2013-08-08 2015-02-12 Samsung Display Co., Ltd. Organic light emitting diode display

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08203669A (en) * 1995-01-30 1996-08-09 Seikosha Co Ltd El double-face luminescent display body
CN1744795A (en) * 2004-08-31 2006-03-08 索尼株式会社 Circuit device and manufacture method for circuit device
US20140049449A1 (en) * 2012-08-20 2014-02-20 Samsung Display Co., Ltd. Dual-display device and method of manufacturing the same
US20140065326A1 (en) * 2012-08-28 2014-03-06 Kyu-Taek Lee Foldable display device
CN103779383A (en) * 2012-10-22 2014-05-07 三星显示有限公司 Light emitting apparatus and method for fabricating the same
US20150041766A1 (en) * 2013-08-08 2015-02-12 Samsung Display Co., Ltd. Organic light emitting diode display

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114284326A (en) * 2021-12-17 2022-04-05 深圳市华星光电半导体显示技术有限公司 Flexible OLED substrate and packaging method thereof
WO2023108732A1 (en) * 2021-12-17 2023-06-22 深圳市华星光电半导体显示技术有限公司 Flexible oled substrate and packaging method therefor
US12171113B2 (en) 2021-12-17 2024-12-17 Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. Flexible OLED substrate and encapsulation method thereof
CN114284326B (en) * 2021-12-17 2025-09-12 深圳市华星光电半导体显示技术有限公司 Flexible OLED substrate and packaging method thereof

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Application publication date: 20161123

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