CN112051635B - OLED polarizer curling and correcting method - Google Patents
OLED polarizer curling and correcting method Download PDFInfo
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- CN112051635B CN112051635B CN202011002076.XA CN202011002076A CN112051635B CN 112051635 B CN112051635 B CN 112051635B CN 202011002076 A CN202011002076 A CN 202011002076A CN 112051635 B CN112051635 B CN 112051635B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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Abstract
The invention discloses an OLED polarizer curling and correcting method, which comprises the following steps: selecting two white boards made of PS materials for each stacked OLED polaroid, respectively attaching the two PS material white boards to the top and the bottom of the stacked OLED polaroid, bending the OLED polaroid stack together with the two PS material white boards, winding the OLED polaroid stack in the bent state through adhesive tapes, placing the OLED polaroid in a storage box, manually operating a temperature control device to enable the temperature in the storage box to be 19-25 ℃, manually operating a humidity control device to enable the humidity in the storage box to be 45-55%, observing the total processing time through a timer, and taking out the white boards after being placed for 70-72 hours in the state to finish the correction work. The invention has simple and easy-to-realize integral operation and can lead the OLED polaroid to be easy to carry out subsequent processing or storage work.
Description
Technical Field
The invention belongs to the technical field of OLED polarizer production, and particularly relates to a method for correcting curling of an OLED polarizer.
Background
OLEDs are also known as organic electroluminescent displays, organic light emitting semiconductors. The OLED is a current-type organic light emitting device, and emits light by injection and recombination of carriers, and the intensity of light emission is proportional to the injected current. Under the action of an electric field, holes generated by an anode and electrons generated by a cathode move, are respectively injected into a hole transport layer and an electron transport layer, and migrate to a light emitting layer. The polaroids are all called as polaroids, the imaging of the liquid crystal display is dependent on polarized light, and all liquid crystals have front and rear polaroids which are tightly attached to liquid crystal glass to form the liquid crystal plate with the total thickness of about 1 mm.
When the OLED polaroid is processed and produced, the number of layers of the internal structure is large, the curling problem caused by stress release is easy to occur after the OLED polaroid is cut, the method for fully correcting and processing the curled OLED polaroid cannot be piled at present, the polaroid is often directly piled and stored, subsequent processing and storage work is not facilitated, and the quality of the finished product of the OLED polaroid can be influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an OLED polarizer curl correction method.
In order to achieve the purpose, the invention provides the following technical scheme:
the OLED polaroid curling and correcting method comprises the following steps:
s1, stacking the OLED polaroids to be corrected to form a stacking structure, wherein the stacking height of the OLED polaroids is 10-15 mm, and if the stacking height exceeds 15mm, stacking additional OLED polaroids until all the OLED polaroids reach the stacking standard;
s2, selecting two white boards made of PS materials for each stacked OLED polaroid, and attaching the two white boards with the top and the bottom of the stacked OLED polaroids respectively to form the position limiting effect of the PS material white boards on the OLED polaroid stack, so that each OLED polaroid can keep an attached state, and the position deviation is avoided;
s3, bending the OLED polarizer stack and the two PS material white boards together, selecting the self-curling direction of the OLED polarizer to bend in a reverse arc shape, after a single bending action, recovering deformation of the OLED polarizer stack and the PS material white boards, repeating the bending action for 3-5 times, and finally controlling the bending angle to be 60-90 degrees;
s4, winding the OLED polaroid stack in the bending state through an adhesive tape, wherein the adhesive tape is in contact with PS material white boards on two sides of the OLED polaroid stack, and the adhesive tape can serve as a binding rope to completely fix the bending angle of the OLED polaroid stack after the winding action is finished so as to finish the pretreatment work of the OLED polaroid;
s5, preparing a single storage box, adding a temperature control device, a humidity control device and a timer on the storage box, placing the pretreated OLED polaroid inside the storage box, and sealing the storage box through a cover plate to isolate the external environment;
s6, manually operating the temperature control device to enable the temperature in the storage box to be 19-25 ℃, manually operating the humidity control device to enable the humidity in the storage box to be 45-55%, observing the total processing time through a timer, and taking out the OLED polarizer after standing for 70-72 h in the state to finish the correction work.
Preferably, the inner wall of the storage box is paved with a heat-insulating layer, and the heat-insulating layer is of an integrated structure formed by bonding aluminum foil materials.
Preferably, install the warning light on putting the thing box, just the warning light passes through PCU unit and timer signal connection.
Preferably, a cushion pad made of a silica gel material is paved on the inner wall of the storage box, and the thickness of the cushion pad is 3 cm-5 cm.
Preferably, an open slot is arranged on the surface of one side of the storage box, and the sight glass is embedded in the open slot.
Preferably, the thickness of the PS material white plate is 1 mm-1.5 mm.
Preferably, the adhesive tape is wound on the surface of the OLED polarizer stack at least twice.
Preferably, the thickness of the OLED polarizer is 60-70 μm.
The invention has the technical effects and advantages that:
the invention provides an OLED polaroid curling and correcting method, wherein OLED polaroids are stacked in batches according to requirements, two sides of an OLED polaroid stack are attached by using a PS material white board to limit the position of the OLED polaroid, then the OLED polaroid is reversely bent towards the self stress curling direction, the OLED polaroid is kept in a bending state by using tape winding, then the storage environment of the OLED polaroid is controlled, the self stress of the OLED polaroid is fully relaxed by matching temperature and humidity, so that the correcting work of the OLED polaroid is realized, the integral operation is simple and easy to realize, and the follow-up processing or storage work of the OLED polaroid can be easily performed.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The OLED polaroid curl correction method comprises the following steps:
s1, stacking the OLED polaroids to be corrected to form a stacking structure, wherein the stacking height of the OLED polaroids is 10mm, the thickness of the OLED polaroids is 60-70 mu m, and the extra OLED polaroids are additionally stacked until all the OLED polaroids reach the stacking standard;
s2, selecting two white boards made of PS materials for each stacked OLED polaroid, and attaching the two white boards with the top and the bottom of the stacked OLED polaroids respectively to form the position limiting effect of the PS material white boards on the OLED polaroid stack, so that each OLED polaroid can keep an attached state, and the position deviation is avoided;
s3, bending the OLED polarizer stack and the two PS material white boards together, selecting the self-curling direction of the OLED polarizer to bend in a reverse arc shape, after a single bending action, restoring the deformation of the OLED polarizer stack and the PS material white boards, repeating the bending action for 3 times, and finally controlling the bending angle to be 60 degrees;
s4, winding the OLED polaroid stack in the bending state through an adhesive tape, wherein the adhesive tape is in contact with PS material white boards on two sides of the OLED polaroid stack, the thickness of each PS material white board is 1-1.5 mm, the bending action can be conveniently carried out along with the OLED polaroids, the winding times of the adhesive tape on the surface of the OLED polaroid stack are at least twice, and the adhesive tape can be used as a binding rope to thoroughly fix the bending angle of the OLED polaroid stack after the winding action is finished, so that the pretreatment work of the OLED polaroid is finished;
s5, preparing a single storage box, adding a temperature control device, a humidity control device and a timer on the storage box, placing the pretreated OLED polaroid inside the storage box, sealing the storage box through a cover plate, isolating the external environment, laying a heat insulation layer on the inner wall of the storage box, wherein the heat insulation layer is an integrated structure formed by bonding aluminum foil materials, and has a good heat insulation effect;
s6, manually operating the temperature control device to enable the temperature in the storage box to be 19 ℃, manually operating the humidity control device to enable the humidity in the storage box to be 45%, observing the total processing time through a timer, and taking out the OLED polarizer after placing for 70h in the state to finish the correction work.
Example 2
The OLED polaroid curling and correcting method comprises the following steps:
step 1, stacking OLED polaroids to be corrected to form a stacking structure, wherein the thickness of the OLED polaroids is 60-70 mu m, the stacking height of the OLED polaroids is 12mm, and additionally stacking the excess OLED polaroids until all the OLED polaroids reach the stacking standard;
step 2, selecting two white boards made of PS materials aiming at each stacked OLED polaroid, wherein the thickness of each PS material white board is 1-1.5 mm, and respectively attaching the two PS material white boards to the top and the bottom of the stacked OLED polaroids to form the position limiting effect of the PS material white boards on the OLED polaroid stack, so that each OLED polaroid can keep an attached state, and the position deviation is avoided;
step 3, bending the OLED polarizer stack and the two PS material white boards together, selecting the self-curling direction of the OLED polarizer to bend in a reverse arc shape, after a single bending action, restoring the deformation of the OLED polarizer stack and the PS material white boards, repeating the bending action for 4 times, and finally controlling the bending angle to be 75 degrees;
step 4, winding the OLED polaroid stack in the bending state through the adhesive tape, enabling the adhesive tape to be in contact with the PS material white boards on the two sides of the OLED polaroid stack, and completely fixing the bending angle of the OLED polaroid stack under the action of the adhesive tape serving as a binding rope after the winding action is finished so as to finish the pretreatment work of the OLED polaroid;
step 5, preparing a single storage box, additionally arranging a temperature control device, a humidity control device and a timer on the storage box, placing the pretreated OLED polaroid inside the storage box, sealing the storage box through a cover plate, isolating the external environment, laying a cushion pad made of a silica gel material on the inner wall of the storage box, wherein the thickness of the cushion pad is 3-5 cm, so that a repeated buffering protection effect can be achieved, the unnecessary damage to the OLED polaroid inside the storage box when the storage box is collided by the outside is avoided, an open slot is formed in one side surface of the storage box, and sight glass is embedded and installed, so that a worker can observe the condition in the storage box from the outside, and manual interference is facilitated;
and 6, manually operating the temperature control device to enable the temperature in the storage box to be 22 ℃, manually operating the humidity control device to enable the humidity in the storage box to be 50%, observing the total processing time through a timer, and taking out the OLED polarizer after placing for 71 hours in the state to finish the correction work.
Example 3
(1) Stacking the OLED polaroids to be corrected to form a stacking structure, wherein the stacking height of the OLED polaroids is 15mm, and if the stacking height exceeds 15mm, stacking the extra OLED polaroids in addition until all the OLED polaroids reach the stacking standard;
(2) selecting two white boards made of PS materials aiming at each stacked OLED polaroid, wherein the thickness of each white board made of PS materials is 1-1.5 mm, and respectively attaching the two white boards made of PS materials to the top and the bottom of the stacked OLED polaroid to form a position limiting effect of the white boards made of PS materials on the stacked OLED polaroids, so that each OLED polaroid can keep an attached state, and the position deviation is avoided;
(3) bending the OLED polarizer stack and the two PS material white boards together, selecting the self-curling direction of the OLED polarizer to bend in a reverse arc shape, after a single bending action, recovering the deformation of the OLED polarizer stack and the PS material white boards, repeating the bending action for 5 times, and finally controlling the bending angle to be 90 degrees;
(4) the OLED polaroid stack kept in the bending state is wound through the adhesive tape, the adhesive tape is in contact with PS material white boards on two sides of the OLED polaroid stack, and the adhesive tape can serve as a binding rope after the winding action is completed to completely fix the bending angle of the OLED polaroid stack, so that the pretreatment work of the OLED polaroid is completed;
(5) preparing a single storage box, additionally arranging a temperature control device, a humidity control device and a timer on the storage box, placing the pretreated OLED polarizer inside the storage box, sealing the storage box through a cover plate, isolating the external environment, laying a heat insulation layer on the inner wall of the storage box, wherein the heat insulation layer is an integrated structure formed by bonding aluminum foil materials, and has a good heat insulation effect;
(6) the temperature in the storage box is kept at 25 ℃ by manually operating the temperature control device, the humidity in the storage box is kept at 55% by manually operating the humidity control device, the total processing time is observed by the timer, and the OLED polaroid is taken out after the storage box is placed for 72 hours under the state, so that the correction work can be completed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
- The OLED polaroid curling and correcting method is characterized by comprising the following steps: the method comprises the following steps:s1, stacking the OLED polaroids to be corrected to form a stacking structure, wherein the stacking height of the OLED polaroids is 10-15 mm, and if the stacking height exceeds 15mm, stacking additional OLED polaroids until all the OLED polaroids reach the stacking standard;s2, selecting two white boards made of PS materials aiming at each stacked OLED polaroid, wherein the thickness of each PS material white board is 1-1.5 mm, and respectively attaching the two PS material white boards to the top and the bottom of the stacked OLED polaroids to form the position limiting effect of the PS material white boards on the OLED polaroid stacks, so that each OLED polaroid keeps the attached state;s3, bending the OLED polarizer stack and the two PS material white boards together, selecting the self-curling direction of the OLED polarizer to bend in a reverse arc shape, after a single bending action, recovering deformation of the OLED polarizer stack and the PS material white boards, repeating the bending action for 3-5 times, and finally controlling the bending angle to be 60-90 degrees;s4, winding the OLED polaroid stack in the bending state through an adhesive tape, wherein the adhesive tape is in contact with PS material white boards on two sides of the OLED polaroid stack, and the adhesive tape can serve as a binding rope to completely fix the bending angle of the OLED polaroid stack after the winding action is finished so as to finish the pretreatment work of the OLED polaroid;s5, preparing a single storage box, adding a temperature control device, a humidity control device and a timer on the storage box, placing the pretreated OLED polaroid inside the storage box, sealing the storage box through a cover plate to isolate the external environment, paving a buffer cushion made of a silica gel material on the inner wall of the storage box, wherein the thickness of the buffer cushion is 3-5 cm;s6, manually operating the temperature control device to enable the temperature in the storage box to be 19-25 ℃, manually operating the humidity control device to enable the humidity in the storage box to be 45-55%, observing the total processing time through a timer, and taking out the OLED polarizer after standing for 70-72 h in the state to finish the correction work.
- 2. The OLED polarizer curl correction method of claim 1, wherein: the inner wall of the storage box is paved with a heat-insulating layer, and the heat-insulating layer is of an integrated structure formed by bonding aluminum foil materials.
- 3. The OLED polarizer curl correction method of claim 1, wherein: and the storage box is provided with a warning lamp, and the warning lamp is in signal connection with the timer through the PCU.
- 4. The OLED polarizer curl correction method of claim 1, wherein: an open slot is formed in the surface of one side of the storage box, and the sight glass is embedded in the open slot.
- 5. The OLED polarizer curl correction method of claim 1, wherein: the number of times of winding the adhesive tape on the surface of the OLED polaroid stack is at least two.
- 6. The OLED polarizer curl correction method of claim 1, wherein: the thickness of the OLED polaroid is 60-70 mu m.
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| CN202011002076.XA CN112051635B (en) | 2020-09-22 | 2020-09-22 | OLED polarizer curling and correcting method |
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| CN202011002076.XA CN112051635B (en) | 2020-09-22 | 2020-09-22 | OLED polarizer curling and correcting method |
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| CN101186105A (en) * | 2007-12-14 | 2008-05-28 | 富盛光电（吴江）有限公司 | Method for flattening bent plastic flat plate |
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| CN202748490U (en) * | 2012-08-09 | 2013-02-20 | 华映视讯（吴江）有限公司 | Multi-model polarizer warpage corrector |
| CN103433336A (en) * | 2013-07-22 | 2013-12-11 | 燕山大学 | Four-point bending back-and-forth pressure straightening method of profile and straightening device |
| CN107041069A (en) * | 2016-05-27 | 2017-08-11 | 胜宏科技（惠州）股份有限公司 | A kind of pcb board method for straightening warp |
| CN110001039A (en) * | 2019-04-30 | 2019-07-12 | 深圳市盛波光电科技有限公司 | A kind of polarisation sheet method for straightening warp |
| JP2019139016A (en) * | 2018-02-08 | 2019-08-22 | 東海光学株式会社 | Optical product, mirror, and filter |
-
2020
- 2020-09-22 CN CN202011002076.XA patent/CN112051635B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101186105A (en) * | 2007-12-14 | 2008-05-28 | 富盛光电（吴江）有限公司 | Method for flattening bent plastic flat plate |
| CN102729460A (en) * | 2012-06-28 | 2012-10-17 | 苏州佳宏光电有限公司 | Warpage back-pressing apparatus and warpage back-pressing method adopting the same |
| CN202748490U (en) * | 2012-08-09 | 2013-02-20 | 华映视讯（吴江）有限公司 | Multi-model polarizer warpage corrector |
| CN103433336A (en) * | 2013-07-22 | 2013-12-11 | 燕山大学 | Four-point bending back-and-forth pressure straightening method of profile and straightening device |
| CN107041069A (en) * | 2016-05-27 | 2017-08-11 | 胜宏科技（惠州）股份有限公司 | A kind of pcb board method for straightening warp |
| JP2019139016A (en) * | 2018-02-08 | 2019-08-22 | 東海光学株式会社 | Optical product, mirror, and filter |
| CN110001039A (en) * | 2019-04-30 | 2019-07-12 | 深圳市盛波光电科技有限公司 | A kind of polarisation sheet method for straightening warp |
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