CN102809852A - Flexible LCD and manufacturing method thereof - Google Patents
Flexible LCD and manufacturing method thereof Download PDFInfo
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- CN102809852A CN102809852A CN201210293797XA CN201210293797A CN102809852A CN 102809852 A CN102809852 A CN 102809852A CN 201210293797X A CN201210293797X A CN 201210293797XA CN 201210293797 A CN201210293797 A CN 201210293797A CN 102809852 A CN102809852 A CN 102809852A
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- plastic substrate
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Abstract
A flexible LCD comprises an upper flexible plastic substrate, a lower flexible plastic substrate, a frame gum, an upper ITO (Indium Tin Oxides) electrode, a lower ITO electrode, an upper PI oriented film, a lower PI oriented film, a plurality of spacing balls and liquid crystals, wherein the upper flexible plastic substrate is parallelly arranged at the relative position above the lower flexible plastic substrate; the frame gum is bonded between the upper flexible plastic substrate and the lower flexible plastic substrate to form a sealed F-LCD box; the upper ITO electrode is carved on the lower surface of the upper flexible plastic substrate; the lower ITO electrode is carved on the upper surface of the lower flexible plastic substrate; the upper PI oriented film is coated on the upper ITO electrode; the lower PI oriented film is coated on the lower ITO electrode; the spacing balls are mounted between the upper flexible plastic substrate and the lower flexible plastic substrate; and the liquid crystals are filled in the F-LCD box. The flexible LCD has the advantages of smaller thickness, bendability, pressure resistance, low probability of breakage, shock resistance and the like.
Description
Technical field
The present invention relates to a kind of flexible liquid crystal display (Flexible Liquid Crystal Display, be called for short F-LCD) and manufacturing approach.
Background technology
Traditional LCD (Liquid Crystal Display is called for short LCD), its substrate generally adopts glass material.Glass material can not be crooked, is inconvenient to use in a lot of occasions, and also broken easily when being impacted or clash into.
The making of traditional LCD electrode is to adopt photoresists solution on electroconductive ITO (Indium Tin Oxides, nano indium tin metal oxide) glass substrate, to carry out roller coat, bubble when being not easy to control gluing and glued membrane homogeneity with glue spreader.
When traditional LCD makes simple grain, adopt scribing wheel to cut, and a machine that will break is separated each LCD.
Summary of the invention
The technical matters that the present invention will solve is: overcome existing LCD inflexibility, shortcoming such as frangible, a kind of flexible liquid crystal display and manufacturing approach thereof are provided.
For addressing the above problem; The present invention proposes following technical scheme: a kind of flexible liquid crystal display, this flexible liquid crystal display comprise flexible plastic substrate, down flexible plastic substrate, frame adhesive, go up the ITO electrode, down the ITO electrode, go up PI oriented film, PI oriented film, a plurality of separating ball, liquid crystal down;
Should go up the top relative position that flexible plastic substrate is set in parallel in this time flexible plastic substrate;
This frame adhesive is bonded between flexible plastic substrate on this, the following flexible plastic substrate, forms the F-LCD box of sealing;
Should go up the ITO electrode is engraved on the lower surface of flexible plastic substrate on this;
This time ITO electrode is engraved on the upper surface of this time flexible plastic substrate;
Should go up PI oriented film is coated on this on ITO electrode;
This time PI oriented film is coated on this time ITO electrode;
Said separating ball is contained between flexible plastic substrate on this, the following flexible plastic substrate;
Said liquid crystal is filled in the said F-LCD box.
The further qualification of technique scheme is: flexible plastic substrate is processed by the PC conducting film with this time flexible plastic substrate on this.
The further qualification of technique scheme is: this flexible liquid crystal display comprises polaroid, following polaroid, and polaroid is attached on the upper surface of flexible plastic substrate on this on this, and this time polaroid is attached on the lower surface of this time flexible plastic substrate.
For addressing the above problem, the present invention proposes following technical scheme: a kind of manufacturing approach of flexible liquid crystal display, and it may further comprise the steps:
Step 1: the flexible PC base material that at first will have the ITO conducting film cleans, dries processing, obtains the ITO conductive film substrate;
Step 2: dry-film resist closely is attached on the above-mentioned ITO conductive film substrate;
Step 3: the article that step 2 is obtained are put into exposure machine and are carried out exposure-processed;
Step 4: the article that step 3 is obtained are placed in the alkaline solution and develop, clean, dry processing;
Step 5: the article of step 4 after oven dry is handled are placed on carry out the ITO etch processes in the acid solution;
Step 6: the article that step 5 is obtained clean, striping, oven dry are handled and obtained the ITO electrode;
Step 7: on the substrate that has the ITO electrode, apply the PI oriented film;
Step 8: above-mentioned PI oriented film is carried out prebake and cured;
Step 9: the PI oriented film that is cured is carried out directional process;
Step 10: be used for F-LCD on flexible PC substrate have the PI oriented film this one side on print frame adhesive;
Step 11: frame adhesive is carried out preliminary drying handle;
Step 12: be used for having on the following flexible PC substrate of F-LCD printing conductive point glue on this one side of PI oriented film down;
Step 13: the article that step 12 is obtained have a PI oriented film down this simultaneously go up and spray a plurality of separating balls;
Step 14: the article combinations of pairs that article that step 11 is obtained and step 13 obtain;
Step 15: the F-LCD substrate after will making up is cured processing.
The further qualification of technique scheme is: this manufacturing approach also comprises the steps:
Step 16: the flexible F-LCD of step 15 is carried out cut process simple grain F-LCD sylphon;
Step 17: liquid crystal is poured in the F-LCD sylphon and carries out UV and seal sealing;
Step 18: qualified F-LCD is attached polaroid;
Step 19: will pass through F-LCD after the step 18 and carry out the polaroid de-bubble and handle.
The present invention has following beneficial effect:
1, flexible liquid crystal display of the present invention (Flexible Liquid Crystal Display; Be called for short F-LCD); Its baseplate material adopts flexible plastic material to replace the conventional glass material, has thin thickness, advantage such as flexible, withstand voltage, non-friable, shockproof.
2, the method for making its electrode of F-LCD of the present invention adopts dry-film resist to be attached on electroconductive ITO (Indium Tin Oxides, the nano indium tin metal oxide) flexible base, board, and technology is simple and convenient.
3, F-LCD of the present invention adopts laser cutting technique, a machine that need not break, and efficient is high, and method is simple, and size is accurate.
Description of drawings
Fig. 1 is the basic block diagram of F-LCD of the present invention.
Embodiment
See also Fig. 1; The present invention proposes a kind of flexible liquid crystal display (Flexible Liquid Crystal Display; Be called for short F-LCD); It comprises: go up flexible plastic substrate 1, following flexible plastic substrate 2, frame adhesive 3, go up ITO (Indium Tin Oxides, nano indium tin metal oxide) electrode 4, following ITO (Indium Tin Oxides, nano indium tin metal oxide) electrode 5, go up PI (Polyimide; Polyimide) oriented film 6, time PI (Polyimide, polyimide) oriented film 7, a plurality of separating ball 8, liquid crystal 9, last polaroid 10, following polaroid 11.
Should go up the top relative position that flexible plastic substrate 1 is set in parallel in this time flexible plastic substrate 2.
(polycarbonate, Polycarbonate) conducting film is processed by PC with this time flexible plastic substrate 2 should to go up flexible plastic substrate 1.
Because what adopt is flexible material, so upward flexible plastic substrate 1 can be crooked and difficult broken with this time flexible plastic substrate 2.
This frame adhesive 3 is bonded between flexible plastic substrate 1 on this, the following flexible plastic substrate 2, forms the LCD box of a sealing.
Should go up ITO electrode 4 is engraved on the lower surface of flexible plastic substrate 1 on this.
This time ITO electrode 5 is engraved on the upper surface of this time flexible plastic substrate 2.
Should go up PI oriented film 6 is coated on this on ITO electrode 4.
This time PI oriented film 7 is coated on this time ITO electrode 5.
Said separating ball 8 is contained between flexible plastic substrate 1 on this, the following flexible plastic substrate 2, is used for controlling the interval between flexible plastic substrate 1 on this, the following flexible plastic substrate 2.
Said liquid crystal 9 is filled in the said LCD box.
Should go up polaroid 10 is attached on the upper surface of flexible plastic substrate 1 on this.
This time polaroid 11 is attached on the lower surface of this time flexible plastic substrate 2.
The manufacturing approach of the flexible liquid crystal display of said structure may further comprise the steps:
Step 1: the flexible PC base material that at first will have the ITO conducting film cleans, dries processing, obtains the ITO conductive film substrate;
Step 2: dry-film resist closely is attached on the above-mentioned ITO conductive film substrate;
Step 3: the article that step 2 is obtained are put into exposure machine and are carried out exposure-processed;
Step 4: the article that step 3 is obtained are placed in the alkaline solution and develop, clean, dry processing;
Step 5: the article of step 4 after oven dry is handled are placed on carry out the ITO etch processes in the acid solution;
Step 6: the article that step 5 is obtained clean, striping, oven dry are handled and obtained the ITO electrode;
Step 7: on the substrate that has the ITO electrode, apply the PI oriented film;
Step 8: above-mentioned PI oriented film is carried out prebake and cured;
Step 9: the PI oriented film that is cured is carried out directional process;
Step 10: be used for F-LCD on flexible PC substrate 1 have PI oriented film 6 this one side on the printing frame adhesive 3;
Step 11: frame adhesive 3 is carried out preliminary drying handle;
Step 12: be used for having on the following flexible PC substrate 2 of F-LCD printing conductive point glue on this one side of PI oriented film 7 down;
Step 13: the article that step 12 is obtained have a PI oriented film 7 down this simultaneously go up and spray a plurality of separating balls 8;
Step 14: the article combinations of pairs that article that step 11 is obtained and step 13 obtain;
Step 15: the F-LCD substrate after will making up is cured processing.
Step 16: the flexible F-LCD of step 15 is carried out cut process simple grain F-LCD sylphon;
Step 17: liquid crystal is poured in the F-LCD sylphon and carries out UV and seal sealing;
Step 18: qualified F-LCD is attached polaroid;
Step 19: will pass through F-LCD after the step 18 and carry out the polaroid de-bubble and handle.
Above-mentioned manufacturing approach mainly comprises two big operations; First operation is preceding middle operation: promptly on this, make the electrode manufacturing process of ITO electrode 4 and following ITO electrode 5 on flexible plastic substrate 1 and this time flexible plastic substrate 2, just above-mentioned steps 1 is to step 6; And the surface of ITO electrode of in the F-LCD box, making on flexible plastic substrate 1 and this time flexible plastic substrate 24 and following ITO electrode 5 do oriented film 6 and oriented film 7, just above-mentioned steps 7 is to step 9; And the flexible base, board that will have oriented film 6 and oriented film 7 combines, and promptly processes the sylphon of F-LCD, and just above-mentioned steps 10 is to step 15; Operation after second operation of the manufacturing process of F-LCD: make undersized simple grain F-LCD after adopting the laser technology cutting, and irritate Ye Jing Feng Kou and paste Pian Guangpian except that bubble technology, just above-mentioned steps 16 is to step 19.
The present invention has following beneficial effect:
1, flexible liquid crystal display of the present invention, its baseplate material adopt flexible plastic material to replace the conventional glass material, have thin thickness, advantage such as flexible, withstand voltage, non-friable, shockproof.
2, the method for making its electrode of F-LCD of the present invention adopts dry-film resist to be attached on the electroconductive ITO flexible base, board, and technology is simple and convenient.
3, F-LCD of the present invention adopts laser cutting technique, a machine that need not break, and efficient is high, and method is simple, and size is accurate.
Claims (5)
1. a flexible liquid crystal display is characterized in that, this flexible liquid crystal display comprise flexible plastic substrate, down flexible plastic substrate, frame adhesive, go up the ITO electrode, down the ITO electrode, go up PI oriented film, PI oriented film, a plurality of separating ball, liquid crystal down;
Should go up the top relative position that flexible plastic substrate is set in parallel in this time flexible plastic substrate;
This frame adhesive is bonded between flexible plastic substrate on this, the following flexible plastic substrate, forms the F-LCD box of sealing;
Should go up the ITO electrode is engraved on the lower surface of flexible plastic substrate on this;
This time ITO electrode is engraved on the upper surface of this time flexible plastic substrate;
Should go up PI oriented film is coated on this on ITO electrode;
This time PI oriented film is coated on this time ITO electrode;
Said separating ball is contained between flexible plastic substrate on this, the following flexible plastic substrate;
Said liquid crystal is filled in the said F-LCD box.
2. flexible liquid crystal display according to claim 1 is characterized in that: flexible plastic substrate is processed by the PC conducting film with this time flexible plastic substrate on this.
3. flexible liquid crystal display according to claim 1; It is characterized in that: this flexible liquid crystal display comprises polaroid, following polaroid; Should go up polaroid and be attached on the upper surface of flexible plastic substrate on this, this time polaroid is attached on the lower surface of this time flexible plastic substrate.
4. the manufacturing approach of a flexible liquid crystal display as claimed in claim 1, it is characterized in that: this manufacturing approach may further comprise the steps:
Step 1: the flexible PC base material that at first will have the ITO conducting film cleans, dries processing, obtains the ITO conductive film substrate;
Step 2: dry-film resist closely is attached on the above-mentioned ITO conductive film substrate;
Step 3: the article that step 2 is obtained are put into exposure machine and are carried out exposure-processed;
Step 4: the article that step 3 is obtained are placed in the alkaline solution and develop, clean, dry processing;
Step 5: the article of step 4 after oven dry is handled are placed on carry out the ITO etch processes in the acid solution;
Step 6: the article that step 5 is obtained clean, striping, oven dry are handled and obtained the ITO electrode;
Step 7: on the substrate that has the ITO electrode, apply the PI oriented film;
Step 8: above-mentioned PI oriented film is carried out prebake and cured;
Step 9: the PI oriented film that is cured is carried out directional process;
Step 10: be used for F-LCD on flexible PC substrate have the PI oriented film this one side on print frame adhesive;
Step 11: frame adhesive is carried out preliminary drying handle;
Step 12: be used for having on the following flexible PC substrate of F-LCD printing conductive point glue on this one side of PI oriented film down;
Step 13: the article that step 12 is obtained have a PI oriented film down this simultaneously go up and spray a plurality of separating balls;
Step 14: the article combinations of pairs that article that step 11 is obtained and step 13 obtain;
Step 15: the F-LCD substrate after will making up is cured processing.
5. the manufacturing approach of flexible liquid crystal display according to claim 4, it is characterized in that: this manufacturing approach also comprises the steps:
Step 16: the flexible F-LCD of step 15 is carried out cut process simple grain F-LCD sylphon;
Step 17: liquid crystal is poured in the F-LCD sylphon and carries out UV and seal sealing;
Step 18: qualified F-LCD is attached polaroid;
Step 19: will pass through F-LCD after the step 18 and carry out the polaroid de-bubble and handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210293797.XA CN102809852B (en) | 2012-08-17 | 2012-08-17 | A kind of flexible liquid crystal display and manufacture method thereof |
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| CN201210293797.XA CN102809852B (en) | 2012-08-17 | 2012-08-17 | A kind of flexible liquid crystal display and manufacture method thereof |
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| CN102809852A true CN102809852A (en) | 2012-12-05 |
| CN102809852B CN102809852B (en) | 2016-01-20 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104375329A (en) * | 2014-03-31 | 2015-02-25 | 中能柔性光电（滁州）有限公司 | High seal strength flexible liquid crystal box and manufacturing method thereof |
| CN104375337A (en) * | 2014-04-02 | 2015-02-25 | 中能柔性光电（滁州）有限公司 | Flexible liquid crystal screen and method for manufacturing flexible liquid crystal screen through cutting |
| CN105353544A (en) * | 2015-12-05 | 2016-02-24 | 邱成峰 | Method for manufacturing flexible LCD panel |
| CN106444165A (en) * | 2016-12-09 | 2017-02-22 | 曾周 | Middle process of LCD production |
| WO2018018722A1 (en) * | 2016-07-28 | 2018-02-01 | 武汉华星光电技术有限公司 | Liquid crystal display, liquid crystal display panel, and manufacturing method thereof |
| CN109557699A (en) * | 2017-09-25 | 2019-04-02 | 中华映管股份有限公司 | Liquid crystal display and its manufacturing method |
| CN109597258A (en) * | 2018-11-19 | 2019-04-09 | 南京华日触控显示科技有限公司 | A kind of membrane structure cholesteric liquid crystal display screen that bonding goes bonding process to make |
| CN109703225A (en) * | 2018-09-12 | 2019-05-03 | 湖南飞优特电子科技有限公司 | A kind of silk-screen deviation ameliorative way |
| CN110045523A (en) * | 2019-03-22 | 2019-07-23 | 湖南飞优特电子科技有限公司 | A kind of flexibility LCD manufacture craft |
| CN111752060A (en) * | 2020-07-24 | 2020-10-09 | 亚世光电股份有限公司 | Flexible TN light valve liquid crystal display and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104375329A (en) * | 2014-03-31 | 2015-02-25 | 中能柔性光电（滁州）有限公司 | High seal strength flexible liquid crystal box and manufacturing method thereof |
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| CN109703225A (en) * | 2018-09-12 | 2019-05-03 | 湖南飞优特电子科技有限公司 | A kind of silk-screen deviation ameliorative way |
| CN109597258A (en) * | 2018-11-19 | 2019-04-09 | 南京华日触控显示科技有限公司 | A kind of membrane structure cholesteric liquid crystal display screen that bonding goes bonding process to make |
| CN110045523A (en) * | 2019-03-22 | 2019-07-23 | 湖南飞优特电子科技有限公司 | A kind of flexibility LCD manufacture craft |
| WO2020192150A1 (en) * | 2019-03-22 | 2020-10-01 | 湖南飞优特电子科技有限公司 | Process for manufacturing flexible lcd |
| CN111752060A (en) * | 2020-07-24 | 2020-10-09 | 亚世光电股份有限公司 | Flexible TN light valve liquid crystal display and manufacturing method thereof |
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| CN102809852B (en) | 2016-01-20 |
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Inventor after: Zhou Weihua Inventor after: Meng Xianglong Inventor after: Yao Fuheng Inventor before: Liu Chenggui Inventor before: Zhong Pinghong Inventor before: Zeng Pingsheng |
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Effective date of registration: 20180129 Address after: 425599, Yongzhou Jiang Hua Yao Autonomous County, Hunan Province town of Tuojiang Town, Jiang Hua Economic Development Zone, north section of Yao capital Road Patentee after: Hunan fly special electronic technology Co. Ltd. Address before: Peng Hua Industrial Park 518000 Guangdong city of Shenzhen Province, Baoan District Longhua Town Road No. 10 Peace Building Patentee before: Fly special technology (Shenzhen) Co., Ltd. |
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Denomination of invention: Flexible LCD and manufacturing method thereof Effective date of registration: 20190404 Granted publication date: 20160120 Pledgee: Jianghua Huaxin Financing Guarantee Co., Ltd. Pledgor: Hunan fly special electronic technology Co. Ltd. Registration number: 2019990000294 |
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