WO2013151337A1 - 공정필름을 이용한 필름형 디스플레이 기판의 제조방법 및 이에 사용되는 필름형 디스플레이 기판 제조용 공정필름 - Google Patents
공정필름을 이용한 필름형 디스플레이 기판의 제조방법 및 이에 사용되는 필름형 디스플레이 기판 제조용 공정필름 Download PDFInfo
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- WO2013151337A1 WO2013151337A1 PCT/KR2013/002780 KR2013002780W WO2013151337A1 WO 2013151337 A1 WO2013151337 A1 WO 2013151337A1 KR 2013002780 W KR2013002780 W KR 2013002780W WO 2013151337 A1 WO2013151337 A1 WO 2013151337A1
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- film
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- type display
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Definitions
- the present invention relates to a method for manufacturing a film type display substrate using a process film, and a process film for manufacturing a film type display substrate used therein, and more particularly, to improve process convenience in producing a plurality of film type display substrates.
- the present invention relates to a method for manufacturing a film type display substrate using a process film capable of improving the reliability of a finished film type display substrate, and a process film for manufacturing a film type display substrate used therein.
- FPDs flat panel displays
- CRTs Cathod-Ray Tubes
- LCDs liquid crystal displays
- OLED Organic Electro Luminescence Display
- the conventional FPD manufacturing process has been using glass with excellent heat resistance in consideration of this because it is made at a high temperature, but glass has good transparency but lacks impact resistance, so it is easily damaged by impact, thinning, and large area is limited. There is a limit in weight reduction because the weight per unit volume is large.
- resins having good impact resistance and light weight for example, polycarbonate (PC), polyimide (PI), polyethersulfone (PES), and polyarylate (polyarylate) having excellent optical properties , PAR), polyethylene naphthalate (poly (ethylene naphthalate), PEN), polyethylene terephthalate (poly (ethylene terephthalate), PET, thermoplastic resins such as cycloolefin copolymer (cycloolefin copolymer), acrylic resin epoxy resin, unsaturated Flexible substrates have been developed using thermosetting resins such as polyesters.
- the film type display substrate uses plastic or metal foil thinner than glass as a substrate, it is significantly thinner, flexible, inexpensive, and can be applied to various applications compared to existing displays.
- FIG. 1 is a schematic view schematically showing a conventional method for manufacturing a film type display substrate.
- an adhesive 20 is first applied to an upper surface of a glass 10, and a substrate 30 of a film type display substrate is pasted on the adhesive 20. 30 to be fixed to the glass 10.
- the substrate 30 may be fixed on the glass 10 according to a method other than the adhesive 20.
- the display unit 40 and the display unit 40 may be formed by forming various signal lines, a thin film transistor array, and the like on the upper surface of the substrate 30 by performing a cleaning process, a thin film deposition process, a photoresist process, and an etching process.
- the terminal unit 50 is disposed on one side of the substrate, and finally, the substrate 30 packaged as described above is cut to complete the film type display substrate.
- Such a conventional method may cause scratches on the display unit 40 and the terminal unit 50 in the process of cutting the substrate 30, the film-type display completed according to the generation of static electricity or fine dust There is a problem that there is a possibility that the substrate is judged as defective.
- Patent Document 0001 Republic of Korea Patent Publication No. 10-2008-0091964
- An object of the present invention is a method of manufacturing a film-type display substrate using a process film that can improve the convenience of the process in producing a plurality of film-type display substrates and at the same time improve the reliability of the finished film-type display substrate. It is to provide a process film for producing a film-type display substrate used.
- the above object providing a substrate for a film-type display substrate on the upper surface of the glass substrate; Manufacturing a plurality of cells spaced apart from each other by performing a packaging operation on an upper surface of the substrate; Covering the upper surface of the substrate on which the cell is manufactured with a process film; Peeling the substrate from the glass substrate while the process film is laminated; And cutting the substrate for each cell in the state in which the process film is laminated, thereby completing a plurality of film-type display substrates.
- the terminal portion of the film type display substrate is opened so that a flexible printed circuit can be bonded. It may further comprise the step of.
- Opening the terminal portion of the film type display substrate may include cutting only the bottom portion of the process film adjacent to the upper surface of the film type display substrate using a laser or a cutting blade to protect the circuit formed on the terminal portion. It may include a step.
- Opening the terminal portion of the film type display substrate may further include cutting one side of the process film from the film type display substrate using an adhesive tape after cutting only up to a lower end of the process film. have.
- a finishing back film (Back Film) on the back of the substrate to protect the substrate It may further include.
- the above object providing a substrate for a film-type display substrate on the upper surface of the glass substrate; Manufacturing a cell by packaging the upper surface of the substrate; Covering the upper surface of the substrate on which the cell is manufactured with a process film; Peeling the substrate from the glass substrate while the process film is laminated; And cutting the substrate in a state in which the process film is laminated, thereby completing the film-type display substrate.
- the object is, according to the present invention, a process film used in the manufacture of a film-type display substrate, the first base film is provided to impart a constant strength and flatness to the substrate in the process of manufacturing the film-type display substrate; And a first adhesive layer provided on the lower surface of the first base film so that the first base film is laminated on the upper surface of the substrate for the film display substrate. Is also achieved.
- the first adhesive layer 100 parts by weight of an organopolysiloxane mixture; And 0.2 to 1.0 parts by weight of a platinum catalyst (Pt-catalyst), and may have a low adhesive strength to the substrate for a film type display substrate.
- a platinum catalyst Pt-catalyst
- the first adhesive layer may further include 0.1 to 1.0 parts by weight of a crosslinking agent (Closslinker) to minimize the amount of dust.
- a crosslinking agent Crosslinker
- the first adhesive layer may further include 0.1 to 1.0 parts by weight of an anchorage additive (Anchorage additive) for improving the adhesion to the substrate for a film-type display substrate.
- Anchorage additive an anchorage additive for improving the adhesion to the substrate for a film-type display substrate.
- the first base film may have a thickness of 25 ⁇ m to 210 ⁇ m, and the first adhesive layer may have a thickness of 20 ⁇ m to 150 ⁇ m.
- the process film for manufacturing a film type display substrate may further include a first charging coating layer provided on an upper surface of the first base film to prevent generation of static electricity.
- the process film for manufacturing the film-type display substrate may include protecting the first base film in the process of manufacturing the film-type display substrate and simultaneously providing the first base film with a constant strength and flatness. It may further include a protective film coupled to the upper surface of the.
- the adhesive force of the second adhesive layer may be smaller than the adhesive force of the first adhesive layer.
- the process film for manufacturing a film type display substrate further comprises an adhesive layer protective film bonded to a lower surface of the first adhesive layer so as to prevent contamination of the first adhesive layer until the first base film is laminated on the substrate. It may include.
- the present invention in the production of a plurality of film-type display substrates using a process film, while improving the convenience of the process and at the same time provide a method of manufacturing a film-type display substrate that can improve the reliability of the finished film-type display substrate You can do it.
- FIG. 1 is a schematic view schematically showing a conventional method for manufacturing a film type display substrate.
- FIG. 2 is a flowchart of a method of manufacturing a film type display substrate using a process film according to an embodiment of the present invention.
- FIG. 3 is a flowchart of a step of opening a terminal portion of a method of manufacturing a film type display substrate using the process film of FIG. 2.
- FIG. 4 is a schematic diagram illustrating a step of covering the upper surface of the substrate of FIG. 2 with a process film.
- FIG. 5 is a cross-sectional view of a process film for manufacturing a film display substrate used in a method of manufacturing a film display substrate using the process film of FIG. 2.
- 6 and 7 are schematic schematic diagrams showing the step of opening the terminal portion of the method for manufacturing a film type display substrate using the process film of FIG.
- FIG. 2 is a flow chart of a method of manufacturing a film-type display substrate using a process film according to an embodiment of the present invention
- Figure 3 is a step of opening the terminal portion of the method of manufacturing a film-type display substrate using the process film of
- FIG. 4 is a schematic diagram showing a step of covering the upper surface of the substrate of FIG. 2 with a process film
- FIG. 5 is a film type display substrate used in a method of manufacturing a film type display substrate using the process film of FIG. 2.
- 6 is a cross-sectional view of a manufacturing process film
- FIG. 6 and FIG. 7 are schematic diagrams showing steps of opening a terminal portion of a method of manufacturing a film type display substrate using the process film of FIG. 2.
- a method of manufacturing a film-type display substrate using a process film according to an embodiment of the present invention is a step of preparing a substrate on the upper surface of the glass substrate (S100) And packaging the upper surface of the substrate to produce a plurality of cells (S200), covering the upper surface of the substrate with a process film (S300), peeling the substrate from the glass substrate (S400), Attaching a finishing back film to the back surface of the substrate (S500), cutting the substrate for each cell to complete a plurality of film-type display substrates (S600), and opening a terminal portion of the film-type display substrate ( S700).
- the cell C refers to each unit provided in the substrate 130 until the packaging operation is performed and the cutting is completed.
- the film-type display substrate 150 refers to the state of the cell C where the cutting is completed. .
- the preparing of the substrate on the upper surface of the glass substrate may be performed by coating a liquid plastic on the upper surface of the glass substrate 110 made of glass or by applying an adhesive to the glass substrate 110 and then attaching an already made plastic film.
- Plastic hereinafter, referred to as "substrate 130" is a step of adhering to the upper surface of the glass substrate 110.
- the above-described substrate 130 is made of a polyimide (Polyimide, PI) material, but according to another embodiment of the present invention, the liquid plastic or plastic film is polycarbonate (PC) or polyethersulfone (Polyethersulfone) , PES) or polyarylate (PAR) or polyethylene naphthalate (Polyethylene naphthalate (PEN) or polyethylene terephthalate (PET) or a thermoplastic resin such as cycloolefin copolymer (Cycloolefin copolymer), or It may also be provided with a thermosetting resin such as a resin or an epoxy resin or an unsaturated polyester resin.
- a thermosetting resin such as a resin or an epoxy resin or an unsaturated polyester resin.
- Producing a plurality of cells by packaging the upper surface of the substrate (S200) is a step of forming a plurality of cells (C) to be a film type display substrate 150 on the upper surface of the substrate 130, respectively.
- the cleaning process, the thin film deposition process, the photoresist process, and the etching process may be integrally performed in an area where a plurality of cells C are formed to be spaced apart from each other at a predetermined interval.
- Various signal lines, a thin film transistor array, and the like are formed on the upper surface to form the display unit D and the terminal unit T.
- Each of the cells C is later cut together with the substrate 130 to form a single film type display substrate 150.
- a plurality of film type display substrates 150 may be produced at a time by integrally performing various packaging processes on the upper surface of one substrate 130.
- the packaging operation for one cell (C) can be carried out and the scope of the present invention is not limited by the number of cells (C).
- Covering the upper surface of the substrate with a process film (S300) is a step of covering the process film 170 of a size substantially the same as the size of the substrate 130 over the cell (C) where the packaging operation is completed.
- the size of the process film 170 can be adjusted as needed, the scope of the present invention is not limited by the size of the process film 170.
- the process film 170 is laminated on the upper surface of the substrate 130 to impart a certain strength and flatness to the substrate 130 in the process of manufacturing the film type display substrate 150.
- the process film 170 of the present embodiment includes a first base film 171, a first adhesive layer 172 provided on a lower surface of the first base film 171, and a first base. Adhesion to the first charge coating layer 173 provided on the upper surface of the film 171, the protective film 180 coupled to the top surface of the first charge coating layer 173, and the bottom surface of the first adhesive layer 172.
- the layer protection film 190 is included.
- the first base film 171 may provide a plate surface on which the first adhesive layer 172 and the first electrification coating layer 173 may be provided, and at the same time, the first base film 171 may be formed on the substrate 130 during the manufacturing of the film type display substrate 150. By providing a constant strength and flatness, the flexible substrate 130 is prevented from being damaged.
- the first adhesive layer 172 exerts a constant adhesive force such that the first base film 171 is the substrate 130. It is a configuration to be able to be laminated on the upper surface of the).
- the first base film 171 is formed of a film made of polyester (PET) or polyethylene naphthalate (PEN) material
- the first adhesive layer 172 is characterized by a polymer having a low adhesion characteristics 100 parts by weight of an organic polysiloxane mixture, 0.2 to 1.0 parts by weight of a Pt-catalyst, 0.1 to 1.0 parts by weight of a crosslinker, and 0.1 to 1.0 parts by weight of anchorage additive. It is prepared by mixing.
- the organopolysiloxane mixture serves as a base material for the first adhesive layer 172 to have a cohesive force
- the platinum catalyst vulcanizes the organopolysiloxane mixture having a low molecular weight to increase the molecular weight of the organopolysiloxane mixture. It is added to make it bulky.
- the crosslinking agent is added to minimize dust that may occur in the cutting process of the substrate 130 or the terminal portion opening process described later, and the anchorage additive is to improve the adhesion of the process film 170 to the substrate 130 Is added.
- the crosslinking agent is a siloxane selected from silicon hydride (SiH) group, and an organic silane is used as the anchorage additive.
- the first base film 171 is provided to have a thickness of 25 ⁇ m to 210 ⁇ m
- the first adhesive layer 172 is provided to have a thickness of 20 ⁇ m to 150 ⁇ m.
- the thickness adjustment of the first base film 171 and the first adhesive layer 172 is mainly performed in the cutting operation without the laser or the cutting blade reaching the base 130, and the first base film 171 and the bottom surface thereof. To reach only a part of the first adhesive layer 172 provided in the description thereof will be described later.
- the first charging coating layer 173 is configured to prevent generation of static electricity when the process film 170 is laminated on the substrate 130 or when the process film 170 is peeled off from the substrate 130. In other words, when the process film 170 is laminated on the substrate 130 or when the process film 170 is peeled from the substrate 130, or when the protective film 180 described later is laminated or peeled off, the static electricity is generated. Since the film-type display substrate 150 is damaged and the reliability of the film-type display substrate 150 may be lowered, the first charging coating layer 173 is provided to prevent the film-type display substrate 150 from falling.
- the first electrification coating layer 173 is provided by adding a binder to a conductive material such as indium tin oxide (ITO), carbon nanotube (CNT), poly aniline, polythiopene, and the like.
- a conductive material such as indium tin oxide (ITO), carbon nanotube (CNT), poly aniline, polythiopene, and the like.
- the above-described crosslinking agent, the anchorage additive, and the first charging coating layer 173 may be optionally omitted.
- the first electrification coating layer 173 may be omitted when each process is performed under the antistatic (static elimination) facility, and the same is the same below.
- the protective film 180 is provided to protect the first base film 171 in the process of manufacturing the film type display substrate 150 and to give a constant strength and flatness to the first base film 171. It is a configuration.
- the protective film 180 may include a second base film 181, a second charge coating layer 183 provided on an upper surface of the second base film 181, and a second base film 181.
- the third charging coating layer 184 is provided on the lower surface of the), and the second adhesive layer 182 provided on the lower surface of the third charging coating layer 184.
- the second base film 181 may provide a plate surface on which the second electrification coating layer 183 and the third electrification coating layer 184 may be provided, and at the same time, the second base film 181 may be formed on the substrate 130 during the manufacturing of the film type display substrate 150. It is a configuration provided to reinforce the function of the first base film 171 to give a constant strength and flatness, the second adhesive layer 182 is laminated the protective film 180 to the first base film 171. In order to have a constant adhesive force in order to.
- the film type display substrate 150 is present.
- the finished product may be judged as defective even though there is no defect in itself, so that the first base film 171 is protected during the manufacturing process of the film type display substrate 150 to prevent such matters from the beginning. (180) to be protected.
- the protective film 180 when the protective film 180 is peeled from the first base film 171, the first base film 171 should not be lifted or peeled from the substrate 130, so that the adhesive force of the second adhesive layer 182 is first.
- the component ratio of the second adhesive layer 182 is adjusted to be smaller than the adhesive force of the adhesive layer 172.
- both the first adhesive layer 172 and the second adhesive layer 182 have properties of a polymer having low adhesive properties, but the adhesive force of the second adhesive layer 182 is the first adhesive layer 172. It is to adjust the component ratio of each component to be lower than the adhesive strength of).
- the second electrification coating layer 183 and the third electrification coating layer 184 in the protective film 180 may be selectively omitted as necessary, and the protective film 180 itself may also be omitted as necessary. have.
- the adhesive layer protective film 190 is a configuration provided to prevent the contaminant is buried in the first adhesive layer 172 until the first base film 171 is laminated on the upper surface of the substrate 130.
- the adhesive layer protective film 190 may include a third base film 191, a fourth charge coating layer 192 provided on an upper surface of the third base film 191, and a third base film.
- the fifth charging coating layer 193 is provided on the bottom surface of the 191.
- the third base film 191 is formed of PET or PEN or an olefinic film to provide a plate surface on which the fourth charging coating layer 192 and the fifth charging coating layer 193 may be provided, and the fourth charging coating layer 192 ) And the fifth charging coating layer 193 are configured to block the generation of static electricity when laminating or peeling the adhesive layer protective film 190, respectively.
- Matters regarding the materials of the fourth electrification coating layer 192 and the fifth electrification coating layer 193 are substantially the same as those of the first electrification coating layer 173 described above, and thus a detailed description thereof will be omitted.
- the fourth electrification coating layer 192 and the fifth electrification coating layer 193 may be selectively omitted as necessary, or the adhesive layer protective film 190 itself may be omitted as necessary.
- the process film 170 described above has the advantage of improving the convenience of the process in the manufacturing process of the film-type display substrate 150 and at the same time improve the reliability of the finished film-type display substrate.
- the step of peeling the substrate from the glass substrate is a step of separating the substrate 130 from the glass substrate 110 in a state in which the process film 170 is laminated on the substrate 130.
- Attaching the finishing back film to the back of the substrate is a step of attaching a film of PET or PEN material on the back of the substrate 130 so that the back of the substrate 130 is not contaminated during the process to be carried out below, Cutting the substrate by cell to complete a plurality of film-type display substrates (S600) may be performed by cutting the substrate 130 with a laser or a cutting blade according to the formation area of the cell C to cut each film-type display substrate 150. This is the stage to complete. Attaching the finishing back film to the back of the above-described substrate (S500) may be omitted if necessary.
- the step (S700) is a step of cutting only the lower end of the process film adjacent to the upper surface of the film-type display substrate again (S710), and using the adhesive tape of the process film from the film-type display substrate It is divided into the step (S730) of cutting off one side.
- the process film 170 is described in a state in which only the first base film 171 and the first adhesive layer 172 are included.
- Cutting only to the lower end of the process film adjacent to the upper surface of the film display substrate (S710) is a laser or a cutting edge (N) to the terminal portion (T) of the completed film-type display substrate 150 so that the flexible circuit board can be bonded , See FIG. 6).
- this step S710 is performed so that the circuit formed in the terminal portion T is not damaged by the laser or the cutting blade N used to open the terminal portion T, that is, the laser or the cutting blade.
- (N) proceeds to cut only the entire first base film 171 and a part of the first adhesive layer 172.
- the first base film 171 and the first adhesive layer 172 may have a constant thickness of 25 ⁇ m to 210 ⁇ m, and the first adhesive layer 172 may have a constant thickness of 20 ⁇ m to 150 ⁇ m so that this risk may be eliminated from the beginning. Adjust to have.
- a portion of the process film 170 covering the terminal portion T according to the progress of the previous step (S710) is cut to a position almost adjacent to the upper surface of the film-type display substrate 150, the process film 170 itself Since the thickness is also very thin, when the adhesive tape is attached and pulled on the portion, the terminal portion T of the film type display substrate 150 can be easily opened.
- the open terminal portion T is bonded to the flexible printed circuit board so that the film type display substrate 150 can be completed as a final product.
- the substrate manufacturing method of the present embodiment protects the substrate 130 using the process film 170 in the manufacturing process of the film-type display substrate 150, and at the same time gives a constant strength and flatness to the substrate 130 In the case of peeling the base material 130 from the glass substrate 110, it has an advantage that can facilitate the operation.
- film-type display substrate 170 process film
- first base film 172 first adhesive layer
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Abstract
Description
Claims (15)
- 글라스 기판의 상면에 필름형 디스플레이 기판용 기재를 마련하는 단계;상기 기재의 상면에 패키징 작업을 진행하여 상호 일정간격 이격되는 다수의 셀을 제작하는 단계;상기 셀의 제작이 완료된 상기 기재의 상면을 공정필름으로 덮는 단계;상기 공정필름이 합지된 상태에서 상기 글라스 기판으로부터 상기 기재를 박리하는 단계; 및상기 공정필름이 합지된 상태에서 상기 기재를 상기 셀별로 커팅하여 다수의 필름형 디스플레이 기판을 완성하는 단계를 포함하는 것을 특징으로 하는 공정필름을 이용한 필름형 디스플레이 기판의 제조방법.
- 제1항에 있어서,상기 다수의 필름형 디스플레이 기판을 완성하는 단계 후에,연성회로기판(Flexible Printed Circuit)이 본딩될 수 있도록 상기 필름형 디스플레이 기판의 단자 부분을 오픈시키는 단계를 더 포함하는 것을 특징으로 하는 공정필름을 이용한 필름형 디스플레이 기판의 제조방법.
- 제2항에 있어서,상기 필름형 디스플레이 기판의 단자 부분을 오픈시키는 단계는,상기 단자 부분에 형성된 회로를 보호할 수 있도록 레이저 또는 커팅 날을 이용하여 상기 필름형 디스플레이 기판의 상면에 인접한 상기 공정필름의 하단부까지만을 커팅하는 단계를 포함하는 것을 특징으로 하는 공정필름을 이용한 필름형 디스플레이 기판의 제조방법.
- 제3항에 있어서,상기 필름형 디스플레이 기판의 단자 부분을 오픈시키는 단계는,상기 공정필름의 하단부까지만을 커팅하는 단계 후에 점착 테이프를 이용하여 상기 필름형 디스플레이 기판으로부터 상기 공정필름의 일측을 절취하는 단계를 더 포함하는 것을 특징으로 하는 공정필름을 이용한 필름형 디스플레이 기판의 제조방법.
- 제1항에 있어서,상기 글라스 기판으로부터 상기 기재를 박리하는 단계 후에,상기 기재를 보호할 수 있도록 상기 기재의 배면에 마감용 백 필름(Back Film)을 부착하는 단계를 더 포함하는 것을 특징으로 하는 공정필름을 이용한 필름형 디스플레이 기판의 제조방법.
- 글라스 기판의 상면에 필름형 디스플레이 기판용 기재를 마련하는 단계;상기 기재의 상면에 패키징 작업을 진행하여 셀을 제작하는 단계;상기 셀의 제작이 완료된 상기 기재의 상면을 공정필름으로 덮는 단계;상기 공정필름이 합지된 상태에서 상기 글라스 기판으로부터 상기 기재를 박리하는 단계; 및상기 공정필름이 합지된 상태에서 상기 기재를 커팅하여 필름형 디스플레이 기판을 완성하는 단계를 포함하는 것을 특징으로 하는 공정필름을 이용한 필름형 디스플레이 기판의 제조방법.
- 필름형 디스플레이 기판의 제조에 사용되는 공정필름으로서,상기 필름형 디스플레이 기판을 제조하는 과정에서 기재에 일정한 강도 및 평탄도를 부여하기 위해 마련되는 제1 베이스 필름; 및상기 제1 베이스 필름이 상기 필름형 디스플레이 기판용 기재의 상면에 합지될 수 있도록 상기 제1 베이스 필름의 하면에 마련되는 제1 점착층을 포함하는 것을 특징으로 하는 필름형 디스플레이 기판 제조용 공정필름.
- 제7항에 있어서,상기 제1 베이스 필름은 25㎛ 내지 210㎛의 두께를 가지며, 상기 제1 점착층은 20㎛ 내지 150㎛의 두께를 가지는 것을 특징으로 하는 필름형 디스플레이 기판 제조용 공정필름.
- 제7항에 있어서,상기 제1 베이스 필름의 상면에 마련되어 정전기의 발생을 방지하는 제1 대전 코팅층을 더 포함하는 것을 특징으로 하는 필름형 디스플레이 기판 제조용 공정필름.
- 제7항에 있어서,상기 필름형 디스플레이 기판을 제조하는 과정에서 상기 제1 베이스 필름을 보호함과 동시에 상기 제1 베이스 필름에 일정한 강도 및 평탄도를 부여하기 위해 상기 제1 베이스 필름의 상면에 결합되는 보호필름을 더 포함하는 것을 특징으로 하는 필름형 디스플레이 기판 제조용 공정필름.
- 제10항에 있어서,상기 보호필름은,제2 베이스 필름; 및상기 제2 베이스 필름이 상기 제1 베이스 필름의 상면에 합지될 수 있도록 상기 제2 베이스 필름의 하면에 마련되는 제2 점착층을 포함하는 것을 특징으로 하는 필름형 디스플레이 기판 제조용 공정필름.
- 제11항에 있어서,상기 제2 점착층의 점착력은 상기 제1 점착층의 점착력보다 작은 것을 특징으로 하는 필름형 디스플레이 기판 제조용 공정필름.
- 제11항에 있어서,상기 보호필름은,상기 제2 베이스 필름의 상면에 마련되어 정전기의 발생을 방지하는 제2 대전 코팅층; 및상기 제2 베이스 필름의 하면에 마련되어 정전기의 발생을 방지하는 제3 대전 코팅층을 더 포함하는 것을 특징으로 하는 필름형 디스플레이 기판 제조용 공정필름.
- 제7항에 있어서,상기 제1 베이스 필름이 상기 기재에 합지되기 전까지 상기 제1 점착층의 오염을 방지할 수 있도록 상기 제1 점착층의 하면에 결합되는 점착층 보호필름을 더 포함하는 것을 특징으로 하는 필름형 디스플레이 기판 제조용 공정필름.
- 제14항에 있어서,상기 점착층 보호필름은,제3 베이스 필름;상기 제3 베이스 필름의 상면에 마련되어 정전기의 발생을 방지하는 제4 대전 코팅층; 및상기 제3 베이스 필름의 하면에 마련되어 정전기의 발생을 방지하는 제5 대전 코팅층을 포함하는 것을 특징으로 하는 필름형 디스플레이 기판 제조용 공정필름.
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JP2015504495A JP6367791B2 (ja) | 2012-04-05 | 2013-04-03 | フィルム型ディスプレイ基板の製造方法およびフィルム型ディスプレイ基板製造用工程フィルム |
CN201380017923.1A CN104205041B (zh) | 2012-04-05 | 2013-04-03 | 柔性显示基板的制造方法和用于制造柔性显示基板的工艺膜 |
US13/984,823 US10268058B2 (en) | 2012-04-05 | 2013-04-03 | Method of manufacturing a flexible display substrate and process film for manufacturing a flexible display substrate |
US16/299,840 US11084270B2 (en) | 2012-04-05 | 2019-03-12 | Method of manufacturing a flexible display substrate and process film for manufacturing a flexible display substrate |
US17/397,923 US11951726B2 (en) | 2012-04-05 | 2021-08-09 | Method of manufacturing a flexible display substrate and process film for manufacturing a flexible display substrate |
US18/628,714 US20240246328A1 (en) | 2012-04-05 | 2024-04-06 | Method of manufacturing a flexible display substrate and process film for manufacturing a flexible display substrate |
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KR10-2012-0035708 | 2012-04-05 | ||
KR1020120035708A KR101174834B1 (ko) | 2012-04-05 | 2012-04-05 | 공정필름을 이용한 필름형 디스플레이 기판의 제조방법 및 이에 사용되는 필름형 디스플레이 기판 제조용 공정필름 |
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US13/984,823 A-371-Of-International US10268058B2 (en) | 2012-04-05 | 2013-04-03 | Method of manufacturing a flexible display substrate and process film for manufacturing a flexible display substrate |
US16/299,840 Continuation US11084270B2 (en) | 2012-04-05 | 2019-03-12 | Method of manufacturing a flexible display substrate and process film for manufacturing a flexible display substrate |
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JP5911035B2 (ja) | 2014-07-18 | 2016-04-27 | 日東電工株式会社 | 光学表示セルに光学フィルムを貼り付ける方法 |
JP5911029B2 (ja) | 2014-08-01 | 2016-04-27 | 日東電工株式会社 | 可撓性薄膜構造の表示セルに光学機能フィルムを貼り合わせる方法 |
KR102304310B1 (ko) * | 2015-02-13 | 2021-09-23 | 삼성디스플레이 주식회사 | 롤러블 표시 장치 |
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CN104205041A (zh) | 2014-12-10 |
KR101174834B1 (ko) | 2012-08-17 |
JP2015518177A (ja) | 2015-06-25 |
US11951726B2 (en) | 2024-04-09 |
US20240246328A1 (en) | 2024-07-25 |
US20140318690A1 (en) | 2014-10-30 |
US20190212590A1 (en) | 2019-07-11 |
CN104205041B (zh) | 2018-07-20 |
JP6367791B2 (ja) | 2018-08-01 |
US11084270B2 (en) | 2021-08-10 |
US10268058B2 (en) | 2019-04-23 |
JP6691175B2 (ja) | 2020-04-28 |
JP2020129117A (ja) | 2020-08-27 |
JP7018469B2 (ja) | 2022-02-10 |
JP2018205750A (ja) | 2018-12-27 |
US20210362482A1 (en) | 2021-11-25 |
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