WO2015166363A1 - 拭き取り装置および積層体の作製装置 - Google Patents
拭き取り装置および積層体の作製装置 Download PDFInfo
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- WO2015166363A1 WO2015166363A1 PCT/IB2015/052660 IB2015052660W WO2015166363A1 WO 2015166363 A1 WO2015166363 A1 WO 2015166363A1 IB 2015052660 W IB2015052660 W IB 2015052660W WO 2015166363 A1 WO2015166363 A1 WO 2015166363A1
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- Prior art keywords
- wiping
- layer
- cloth
- unit
- remaining portion
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
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- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B11/00—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J11/00—Manipulators not otherwise provided for
- B25J11/008—Manipulators for service tasks
- B25J11/0085—Cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/02—Gripping heads and other end effectors servo-actuated
- B25J15/0206—Gripping heads and other end effectors servo-actuated comprising articulated grippers
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/0046—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by constructional aspects of the apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/02—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/162—Cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/18—Handling of layers or the laminate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B39/00—Layout of apparatus or plants, e.g. modular laminating systems
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02096—Cleaning only mechanical cleaning
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67028—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like
- H01L21/6704—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing
- H01L21/67046—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing using mainly scrubbing means, e.g. brushes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67092—Apparatus for mechanical treatment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/7806—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices involving the separation of the active layers from a substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
Definitions
- the present invention relates to, for example, a wiping device for wiping off an adhering material when a laminated body such as a semiconductor device, a display device, a light emitting device, a power storage device, and a power generation device is produced, or a laminated body producing apparatus.
- a wiping device for wiping off an adhering material when a laminated body such as a semiconductor device, a display device, a light emitting device, a power storage device, and a power generation device is produced, or a laminated body producing apparatus.
- a flexible device in which functional elements such as a semiconductor element, a display element, and a light emitting element are provided over a flexible substrate (hereinafter also referred to as a flexible substrate) has been advanced.
- Typical examples of the flexible device include various semiconductor circuits having semiconductor elements such as transistors in addition to lighting devices and image display devices.
- a technique for manufacturing a device using a flexible substrate a technique in which a functional element such as a thin film transistor or an organic EL element is manufactured over a substrate such as a glass substrate or a quartz substrate, and then the functional element is transferred to the flexible substrate.
- a peeling process for peeling the layer to be peeled including the functional element from the substrate is necessary.
- a peeling layer including a layer containing tungsten and a layer containing tungsten oxide is provided on a substrate, and a thin film element is formed on the peeling layer.
- a layer to be peeled is provided, and the layer to be peeled is adhered to the transfer body by the adhesive layer.
- the release layer is ablated by irradiation with laser light, thereby causing the release layer to peel.
- a separation layer is formed over a substrate such as a glass substrate or a quartz substrate, and a semiconductor element such as a thin film transistor is formed over the separation layer.
- a technique for transferring a semiconductor element to a substrate has been developed (see Patent Document 1).
- a first peeling layer 12 made of a layer containing tungsten and a layer containing tungsten oxide, and a first peeled layer 13 made of a thin film element therebelow, and a lower second substrate 21.
- a glass substrate or the like a second peeling layer 22 made of a layer containing tungsten and a layer containing tungsten oxide, and a second peeled layer 23 made of a thin film element thereabove interposed a bonding layer 30
- a part of the sealing material of the bonding layer 30 flows out and adheres to one or a plurality of sides of one to four sides of the outer peripheral portion of the lower second substrate 21 and the second release layer 23. (A dashed line area shown in FIG. 5A-1) See seal material 30a).
- the second release layer 22 and the second peeled layer 23 (corresponding to the first remaining portion and the sheet-like member) as shown in FIG.
- a step is generated on any one or a plurality of sides of one to four sides of the outer peripheral portion due to the remaining sealing material 30a (for example, shown by a broken line in FIG. 5D-1). (See the raised portion 31a).
- An object of the present invention is to eliminate the harmful effects of pressure-bonding the first support by wiping off the sealing material that is attached. It is another object of the present invention to provide a laminate manufacturing apparatus capable of appropriately peeling and transferring a laminate including a functional element formed on a substrate and a flexible substrate in a short time. Note that the description of these problems does not disturb the existence of other problems.
- One aspect of the present invention is a stage for supporting a sheet-like member, a wiping means for wiping off deposits adhering to the outer periphery of the sheet-like member, a wiping cloth detachably attached to the wiping means, and the wiping cloth
- the wiping means is a wiping device that attaches the wiping cloth, attaches the solvent to the wiping cloth, and wipes off the deposits.
- a first supply unit that supplies a processed member, a support supply unit that supplies first and second supports, and one surface of the processed member are peeled, A first separation unit that separates the first remaining portion, a first cleaning device that cleans the first remaining portion, and a first adhesive layer that uses the first adhesive layer as the first remaining portion.
- a first laminating unit for laminating, and a first unloading unit for unpacking a first laminate including the first remaining portion and the first support bonded by the first adhesive layer;
- a second supply unit for supplying the first laminated body, a starting point forming unit for forming a separation starting point in the vicinity of the first remaining portion and an end of the first support, and the first laminated body.
- a second separation unit that peels off one surface of the body and separates the second remaining part
- a second bonding unit for bonding the second support to the second remaining portion using a second adhesive layer; and a second bonding unit bonded to the second remaining portion and the second adhesive layer.
- a second stacking unit that unloads a second laminate including two supports, and the first cleaning device supports the sheet-like member that is the first remaining part, and Wiping means for wiping off deposits adhering to the outer periphery of the sheet-like member, wiping cloth that is detachably attached to the wiping means, and a solvent attached to the wiping cloth, and the wiping means is It is an apparatus for producing a laminated body that is equipped with a wipe, attaches the solvent to the wipe, and wipes off the deposit.
- the said laminated body can be made into the laminated body provided with the flexible board
- the flexible part film when the flexible film is transferred to the sheet-like member or the first remaining part from which the substrate has been peeled, the flexible part film can be applied almost uniformly, and the function of the functional element Can be prevented.
- the wiping cloth is replaced at the time of wiping, the remaining sealing agent can be appropriately removed. Further, by using a plurality of surfaces of the wiping cloth, the replacement frequency of the wiping cloth can be lowered, and the processing tact can be improved accordingly.
- one substrate is separated from the bonded upper and lower substrates to form a first remaining portion, a first flexible substrate is bonded to the first remaining portion, and the other substrate is separated to form a second
- a flexible laminate is produced in a short time and efficiently by a laminate production apparatus that forms the remainder and aggregates the various steps of attaching the second flexible substrate to the second remainder. be able to.
- the figure explaining a wiping off apparatus The figure explaining the wiping off procedure of the wiping off apparatus.
- 3A and 3B illustrate a structure of a stack manufacturing apparatus.
- 8A and 8B illustrate a manufacturing process of a stacked body.
- 8A and 8B illustrate a manufacturing process of a stacked body.
- a wiping device according to one embodiment of the present invention will be described.
- One embodiment of the present invention can be used in one step before a structure including a functional element formed over a substrate is transferred onto a flexible substrate.
- it can be used in a cleaning process of a remaining portion (corresponding to a first remaining portion or a sheet-like member) after peeling one substrate from a processing member in which a structure is sandwiched between upper and lower substrates.
- a hard substrate such as a glass substrate is preferably used as the substrate, but a flexible substrate such as a resin can also be used.
- FIG. 1 is a perspective view for explaining a wiping device which is one embodiment of the present invention
- (A) is a schematic perspective view of the whole
- (B1) is a perspective view of a wiping portion at the tip
- (B2) is a perspective view. It is sectional drawing which shows the state which a wiping off part removes and attaches a wiping cloth.
- a wipe is attached to the wiper ((A) to (D))
- a solvent is attached to the wipe ((F))
- excess solvent is removed
- (E) excess solvent is removed
- FIG. 3 is a diagram ((C)) showing various wiping forms and ((A1) to (B3)) for wiping off the sealing material at the wiping portion, and various wiping surfaces of the wiping cloth.
- the wiping device 200 includes a wiping means 210, a sheet-like member 220, a stage 230, a wiping cloth storage container 240 for storing the wiping cloth 241, a wiping cloth disposal container 250 for discarding the wiping cloth 241, and a solvent container 260 for storing the solvent 261. And a solvent surplus removal container 270 for removing surplus of the solvent 261.
- the wiping means 210 is a kind of robot including a plurality of link portions 211, a plurality of joint portions 212, a power portion 213 including a motor and the like, and a tip wiping portion 215, and the tip wiping portion 215 is variously controlled by a control device (not shown). It is driven in a direction and freely rotatable.
- the tip wiping portion 215 includes a main body portion 216 and a bending member 218.
- the main body 216 is a portion attached to the tip of the wiping means 210, and as shown in FIG. 1 (B2), on the left and right sides, an opening / closing claw 217 for opening and closing the tip in a C shape with the upper end as a fulcrum is provided.
- the wiping cloth 241 is held in the closed state (see FIG. 1B1), and the wiping cloth is discarded in the opened state (see FIG. 2H).
- the bending member 218 is folded in half, and a fluoro rubber, a fluoro resin, or the like, specifically, a perfluoroelastomer can be used.
- a bending member 218 is attached to the tip of the main body 216.
- the attachment is performed by fitting the left and right upper end portions bent in a U-shape into a stepped portion 216a formed on the lower outer surface of the main body portion 216, and joining the abutting portions of them with an adhesive, for example.
- the bending member 218 has a shape bent into a U-shaped cross section having a hollow portion 218a inside, has elasticity as a whole, and is deformed when pressed, but in its original state when the pressure is released. Returning to the state of FIG. 1 (B2). A state where the wipe 241 is sandwiched is illustrated in FIG.
- the sheet-like member 220 is a rectangular member placed on the stage 230.
- the sheet-like member 220 is composed of a functional element or the like on the second substrate 21 from which the first substrate 11 as shown in FIG.
- the lower surface is fixed to the upper surface of the stage 230 by the means.
- the sheet-like member 220 is not limited to the above, and any member may be used as long as an adhering material such as the sealing material 30a adheres thereto.
- the wiping cloth storage container 240 is a rectangular container having an opening on the upper side, and stores therein a plurality of rectangular wiping cloths 241 made of a folded nonwoven fabric or the like (see FIG. 2A).
- the shape of the container may be any shape.
- the wiping cloth disposal container 250 is a rectangular container with an opening on the upper side, and discards the wiping cloth 241 after use (see FIG. 2H).
- the shape of the container may be any shape.
- the solvent container 260 is a circular container having an opening at the top, and a solvent 261 is placed inside (see FIG. 2F).
- the solvent 261 is an organic solvent such as acetone, and is removed by dissolving the sealing material.
- the shape of the container may be any shape.
- the solvent surplus removing container 270 is a circular container having an opening on the top, and a metal mesh 271 is horizontally provided in the opening, and the wiping portion 215 having the solvent 261 attached on the metal mesh 271 is moved several times.
- the excess solvent 261 is separated and removed by striking, and the removed solvent 261 is accumulated in the solvent excess removing container 270 (see FIG. 2E).
- the shape of the container may be any shape.
- a wiping cloth take-out means 280 for dropping a plurality of adsorbers 281 using vacuum is prepared below.
- the wiping cloth take-out means 280 moves above the wiping cloth storage container 240 and sucks and takes out the uppermost wiping cloth 241 by the adsorber 281 (see FIG. 2A).
- the wiping cloth take-out means 280 moves above the wiping cloth mounting base 290, releases the vacuum of the adsorber 281, and drops the wiping cloth 241 onto the upper surface of the wiping cloth mounting base 290.
- a U-shaped opening 291 is provided on the upper surface of the wiping cloth mounting base 290, and the wiping cloth 241 lies along the upper part of the U-shaped opening 291 (see FIG. 2B).
- the wiping portion 215 moves above the wiping cloth mounting base 290 and moves downward to insert the bending member 218 of the wiping portion 215 into the U-shaped opening 291 together with the wiping cloth 241.
- the opening / closing claw 217 is in an open state (see FIG. 2C).
- the wiping portion 215 is completely inserted into the U-shaped opening 291. Then, since the wiping cloth 241 is U-shaped along the bending member 218, the opening / closing claw 217 is closed to sandwich the end of the wiping cloth 241, and then the wiping section 215 is lifted (see FIG. 2D). ).
- the wiping portion 215 moves above the solvent container 260 and moves downward to attach the internal solvent 261 to the wiping cloth 241 (see FIG. 2F).
- the wiping portion 215 moves above the solvent surplus removal container 270 and moves downward to strike the wiping cloth 241 to which the solvent 261 is attached to the wire mesh 271 to remove the excess solvent 261.
- the amount of solvent required for one wiping, the amount of adhesion that adheres by one adhesion, and the amount that can be separated by one predetermined pressing force are obtained in advance, and the number of times the wipe 241 is struck against the wire mesh 271 by these amounts. It is determined and repeatedly hit in the direction indicated by the arrow in the figure for the number of hits determined (see FIG. 2E).
- the wiping portion 215 moves above the sealing material 30a of the sheet-like member 220, moves down, and is wiped with the wiping cloth 241 in any of the various wiping forms shown in FIG. 3 (see FIG. 2G).
- the pressing is performed with a predetermined pressure.
- the bending member 218 since the bending member 218 has elasticity, the bending member 218 is slightly deformed and the area of the wiping cloth 241 in contact with the sealing material 30a is increased, so that the movement is smooth and the removal effect is improved.
- the wiping unit 215 moves above the wiping cloth disposal container 250, releases the opening / closing claw 217, and discards the used wiping cloth 241 in the wiping cloth disposal container 250 (see FIG. 2 (H)).
- the wiping unit 215 can perform the process shown in FIG. Step C), that is, a new wiping cloth 241 is sandwiched and the sealing material 30a in the next wiping area is wiped off. As a result, the wearing time of the wiping cloth 241 can be shortened.
- the wiping form will be described with reference to FIG. 3 (A1) to (B3), the root of the solid line arrow is referred to as the front side, the direction is referred to as the front direction, the tip of the solid line arrow is referred to as the rear side, and the direction is referred to as the rear direction.
- the side indicated by (refer to FIG. 3 (A1)) is referred to as the left-right side, and the direction thereof is referred to as the left-right direction.
- the wiping cloth 241 moves forward from the side a indicated by the solid arrow to the side d through the side b and the side c, and wipes the sealing material 30a.
- the wiping of the wiping portion 215 does not wipe the sealing material 30a in the other range with the same wiping surface after wiping the sealing material 30a in the predetermined range with the predetermined wiping surface of the wiping cloth 241.
- the predetermined range is determined in advance according to the remaining amount of the sealing material 30a.
- the remaining amount is large, for example, any one of the sides a, b, c, and d shown in FIG.
- the remaining amount is small, for example, there are four sides a to d shown in FIG. 3A1 or two sides a and b or sides c and d.
- Example of one-time wiping the wiping cloth 241 is discarded after wiping off a predetermined range of the sealing material 30a with a predetermined wiping surface of the wiping cloth 241.
- the wiping portion 215 is wiped with the same wiping cloth 241 located in the lower end region of the wiping portion 215 with the wiping portion 215 being substantially perpendicular to and substantially perpendicular to the sealing material 30a.
- the width in the left-right direction of the wiping cloth 241 is substantially half of that in FIG. 3C.
- the range wiped with the wiping cloth 241 is any one of the sides a, b, c, and d. Requires four sheets and requires much time for replacement.
- the wiping unit 215 rotates 90 degrees for each wiping.
- Example of wiping twice As shown in FIG. 3 (A1), this example starts with a wiping surface (shaded area) on the left side of the wiping cloth 241 (corresponding to the same wiping surface). After wiping off the sealing material 30a on the side b, the wiping portion 215 moves to the right side, and the other predetermined range remaining on the right side of the wiping cloth 241 (a plain area) (corresponding to another wiping surface), for example, the side After wiping off the sealing material 30a of c and side d, the wiping cloth 241 is discarded.
- the width in the left-right direction of the wiping cloth 241 is substantially double that of the case of the above-mentioned single wiping as shown in FIG. 3C, but the replacement time is halved, the processing tact is improved, and the productivity is improved. improves.
- the wiping portion 215 is wiped with a wiping cloth 241 located in the lower end region of the wiping portion 215 so that the wiping portion 215 is substantially perpendicular to and substantially perpendicular to the sealing material 30a. Become.
- the wiping surface of the wiping cloth 241 is the right front surface e (corresponding to the front and right surface), the left front surface f (front side
- the wiping portion 215 is wiped off the area, for example, the side b, the wiping portion 215 moves to the right rear side, and the right rear surface g of the wiping cloth 241 wipes the sealing material 30a in the other predetermined range, for example, the side c. Move to the left rear side and the left rear of the wipe 241 Other predetermined range h, for example, after wiping the sealing material 30a side d, is to discard the wipes 241.
- the exchange time is halved as compared with the case of wiping twice, the processing tact is further improved, and the productivity is further improved.
- the wiping portion 215 is tilted forward and the right side of the wiping cloth 241 is used.
- the wiping portion 215 is tilted backward and used. Further, the movement in the left-right direction is the same as in the case of the above-described two-time wiping.
- Example of oblique wiping As shown in FIG. 3 (A2), the wiping cloth 241 is inclined to wipe a predetermined range, and then the wiping cloth 241 is discarded. Specifically, the wiping surface of the wiping cloth 241 spans the sealing material 30a from the inside to the outside, and the inner side (the hatched area side) precedes the outer side (the plain area side). Tilt.
- the adhesive layer is interposed.
- the flexible film can be applied more uniformly.
- Embodiment 2 In this embodiment, a stack manufacturing apparatus including the wiping device described in Embodiment 1 will be described. Note that although the use of the manufacturing apparatus is not limited, it is particularly useful to be used for a manufacturing process of a semiconductor device having a flexible substrate, a display device, a light-emitting device, a power storage device, a power generation device, or the like.
- FIG. 4 is a schematic diagram illustrating a configuration of a laminate manufacturing apparatus 1000 according to one embodiment of the present invention, and a route through which a processed member and a laminate in process are conveyed.
- 5 and 6 are schematic diagrams illustrating a process for manufacturing a stack using the stack manufacturing apparatus 1000 of one embodiment of the present invention.
- 5 (A-1), FIG. 5 (B-1), FIG. 5 (C), FIG. 5 (D-1), FIG. 5 (E-1), FIG. 6 (A-1), FIG. ), FIG. 6 (C), FIG. 6 (D-1), and FIG. 6 (E-1) are cross-sectional views illustrating the structures of the processed member and the laminate, and the corresponding top view is shown in FIG. ), FIG. 5 (B-2), FIG. 5 (D-2), FIG. 5 (E-2), FIG. (A-2), FIG. 6 (D-2), and FIG. 6 (E-2).
- a laminate manufacturing apparatus 1000 described in this embodiment includes a first supply unit 100, a first separation unit 300, a first cleaning device 350, a first bonding unit 400, a support supply unit 500, A second supply unit 600, a starting point formation unit 700, a second separation unit 800, and a second bonding unit 900 are included.
- the name to each unit is arbitrary, and the function is not limited by the name.
- the 1st supply unit 100 supplies the process member 90 (refer FIG. 5 (A-1), FIG. 7 (A-1), and (A-2).).
- the first supply unit 100 is configured to include a multistage storage that can store a plurality of processing members 90 so that the transport unit 111 can transport the processing members 90 continuously. Can do.
- the first supply unit 100 described in the present embodiment also serves as the first unloading unit.
- the first supply unit 100 includes a laminated body 91 (on the first laminated body) including the first remaining portion 90a, the first adhesive layer 31, and the first support body 41 bonded by the first adhesive layer 31. Equivalent) (see FIG. 5E-1).
- the first supply unit 100 includes a multi-stage storage that can store a plurality of stacked bodies 91 so that the transport unit 111 can transport the stacked bodies 91 continuously. Can do.
- the first separation unit 300 includes means for adsorbing one surface of the processing member 90 and means for adsorbing the other surface facing each other. By pulling off each of the adsorbing means, one surface of the processed member 90 is peeled off and the first remaining portion 90a is separated (see FIGS. 4 and 5A-1 to 5C).
- First cleaning device 350 the remaining sealing material on one or more sides (for example, 2 to 4 sides) of one to four sides of the outer peripheral portion of the first remaining portion 90a has been described in the first embodiment. Remove with a wiping device. Note that this step corresponds to one embodiment of the present invention. For details, Embodiment 1 may be referred to.
- the first bonding unit 400 includes means for forming the first adhesive layer 31 and pressure bonding means for bonding the first remaining portion 90a and the first support body 41 using the first adhesive layer 31 ( 4 and FIG. 5 (D-1) to FIG. 5 (E-2)).
- Examples of the means for forming the first adhesive layer 31 include a device for supplying an adhesive sheet previously formed into a sheet shape in addition to a dispenser that applies a liquid adhesive.
- the first adhesive layer 31 may be formed on the first remaining portion 90 a and / or the first support body 41. Specifically, a method using the first support 41 on which the first adhesive layer 31 is formed in advance may be used. Further, the material is appropriately controlled so that the material of the first adhesive layer 31 does not stick out and adhere to the outer peripheral surface of the substrate and the first support 41. If the material sticks out, for example, an organic solvent such as acetone or a cloth is used. Can be wiped off.
- a pressure means such as a pair of rollers, a flat plate and a roller, or a pair of opposed flat plates controlled so that the pressure or gap is constant. Is mentioned.
- the support supply unit 500 supplies the first support 41.
- a film supplied in a roll shape is unwound, cut into a predetermined length, the surface is activated with UV or the like, and supplied as the first support 41.
- the second supply unit 600 can supply the stacked body 91.
- the second supply unit 600 can also serve as the second unloading unit, and the same configuration as the first supply unit can be applied. That is, a laminated body 92 (corresponding to the second laminated body) including the second support body 42 bonded by the second remaining portion 91a and the second adhesive layer 32 is stacked (FIGS. 4 and 6E). -1) and (E-2)).
- the starting point forming unit 700 forms a peeling starting point 91s in the vicinity of the first remaining portion 90a of the laminate 91 and the end of the first support 41b (FIGS. 6A-1 and 6A-2). )reference).
- a cutting means for cutting the first support 41 and the first adhesive layer 31 and peeling a part of the second peelable layer 23 from the second peelable layer 22 is provided.
- the cutting means moves one or a plurality of blades having a sharp tip and the blades relative to the stacked body 91.
- the second separation unit 800 peels one surface 91b of the stacked body 91 and separates the second remaining portion 91a (see FIG. 6B). Therefore, a means for adsorbing one surface of the laminated body 91 and a means for adsorbing the other surface facing each other are provided. By separating the two adsorbing means, one surface of the laminate 91 is peeled off and the second remaining portion 91a is separated.
- the second bonding unit 900 includes means for forming the second adhesive layer 32 and pressure bonding means for bonding the second remaining portion 91 a and the second support 42 using the second adhesive layer 32. That is, the second support 42 is supplied, and the second support 42 is bonded to the second remaining portion 91a using the second adhesive layer 32 (FIGS. 6D-1 to 6E-E). 2)).
- the second adhesive layer 32 As a means for forming the second adhesive layer 32, for example, a configuration similar to that of the first bonding unit 400 can be applied.
- the second adhesive layer 32 may be formed on the second remaining portion 91 a or / and the second support 42. Specifically, a method using the second support 42 in which the second adhesive layer 32 is formed in advance may be used.
- a configuration similar to that of the first bonding unit 400 can be applied as the pressure-bonding means for bonding the second remaining portion 91a and the second support 42 together.
- the laminated body manufacturing apparatus “stacks the laminated body 91 including the first support body 41 that supplies the processed member 90 and is bonded by the first remaining portion 90 a and the first adhesive layer 31.
- a first supply unit 100 that also serves as a loading unit, a “first separation unit 300 that separates the first remaining portion 90a”, a “first cleaning device 350 that wipes off the remaining sealing material”, and “
- Unit 600 "and" "A second point forming unit 700 for forming a separation starting point", "a second separating unit 800 for separating the second remaining portion 91a”, and “a second second member for bonding the second support 42 to the second remaining portion 91a” And a bonding unit 900 ”.
- both surfaces of the processing member 90 can be peeled off, the second remaining portion 91a can be separated, and the first support body 41 and the second support body 42 can be bonded to each other.
- a laminate manufacturing apparatus including the remaining processed member and the support.
- the stack manufacturing apparatus 1000 described in this embodiment includes a first storage portion 300b, a second storage portion 800b, a second cleaning device 850, a transport unit 111, a transport unit 112, and the like.
- the 1st accommodating part 300b accommodates one surface 90b peeled from the process member 90
- the 2nd accommodating part 800b accommodates one surface 91b peeled from the laminated body 91
- 2nd The cleaning device 850 cleans the second remaining portion 91a separated from the stacked body 91
- the transport means 111 transports the processed member 90, the first remaining portion 90a separated from the processed member 90, and the stacked body 91.
- the transport means 112 transports the stacked body 91, the second remaining portion 91a separated from the stacked body 91, and the stacked body 92.
- the processing member 90 includes a first substrate 11 made of glass or the like, a first release layer 12 made of a layer containing tungsten and a layer containing tungsten oxide on the first substrate 11, one of the first release layer 12 and the like.
- the first peelable layer 13 made of a functional element in contact with the surface of the first layer, the bonding layer 30 in contact with the other surface of the first peelable layer 13, and one surface on the other surface of the bonding layer 30
- Second peelable layer 23 made of a functional element in contact with the second peelable layer 23, a second peelable layer made up of a layer containing tungsten, a layer containing tungsten oxide, and the other surface of the second peelable layer 23 in contact with one surface 22 and a second substrate 21 made of glass or the like on the second release layer 22 (see FIGS. 5A-1 and 5A-2).
- the sealant 30a in FIG. 5A-1 illustrates a part of the bonding layer 30 that protrudes at the time of pressure bonding.
- One embodiment of the present invention is the sealant that protrudes in this manner, and the first remaining portion 90a.
- the sealing material 30a remaining on the top is wiped off.
- 5D-1 is a raised portion that is raised by the residual sealing material 30a when the first adhesive layer 31 is formed on the first remaining portion 90a. By implementing one aspect of the present invention, the raised portion 31a can be eliminated.
- the processing member 90 is carried into the first supply unit 100.
- the first supply unit 100 supplies the processing member 90, and the transport unit 111 transports the processing member 90 and supplies it to the first separation unit 300.
- the first separation unit 300 peels off one surface 90b of the processed member 90. Specifically, the first substrate 11 is separated from the first peelable layer 13 together with the first peelable layer 12 from the peeling start point 13s formed in the vicinity of the end of the bonding layer 30 (FIG. 5C )reference).
- the first remaining portion 90a is obtained from the processed member 90.
- the first remaining portion 90a has one surface in contact with the first layer 13 to be peeled, the bonding layer 30 in contact with one surface of the first layer 13 to be peeled, and the other surface of the bonding layer 30.
- a second peelable layer 23, a second peelable layer 22 in contact with the other face of the second peelable layer 23, and a second substrate 21 on the second peelable layer 22 are provided.
- the first cleaning device 350 wipes off the sealing material 30a which is a protruding sealing material and remains on the outer periphery of the first remaining portion 90a by the wiping means which is one embodiment of the present invention. As a result, the rising portion 31a in FIG.
- the transport unit 111 transports the first remaining portion 90 a, and the support supply unit 500 supplies the first support 41.
- the 1st bonding unit 400 forms the 1st contact bonding layer 31 in the supplied 1st remainder 90a (refer to Drawing 5 (D-1) and (D-2)), and the 1st adhesion
- the first support 41 is bonded using the layer 31.
- the laminate 91 includes a first support 41, a first adhesive layer 31, a first peelable layer 13, a bonding layer 30 in which one surface is in contact with the first peelable layer 13, and a bonding.
- the second peelable layer 23 in which one surface is in contact with the other surface of the layer 30, the second peelable layer 22 in contact with the other surface of the second peelable layer 23, and the second peelable layer 22.
- the second substrate 21 is provided (see FIGS. 5E-1 and 5E-2).
- the transport unit 111 transports the stacked body 91 and supplies the stacked body 91 to the first supply unit 100 that also serves as the first unloading unit.
- the stacked body 91 can be unloaded. For example, when it takes time to cure the first adhesive layer 31, the stacked body 91 in a state where the first adhesive layer is not cured is stacked, and the first adhesive layer 31 is removed from the stack manufacturing apparatus 1000. It can be cured externally. Thereby, the occupation time of an apparatus can be shortened.
- the stacked body 91 is carried into the second supply unit 600.
- the second supply unit 600 supplies the stacked body 91, and the transport unit 112 transports the stacked body 91 and supplies it to the starting point forming unit 700.
- the starting point forming unit 700 peels a part of the second peelable layer 23 in the vicinity of the end of the first adhesive layer 31 of the laminated body 91 from the second peeling layer 22, thereby starting the second peeling. 91s is formed.
- first support 41 and the first adhesive layer 31 are cut from the side where the first support 41 is provided, and a part of the second layer to be peeled 23 is removed from the second release layer 22. Peel off.
- the first adhesive layer 31 and the first support body 41 in the region where the second layer to be peeled 23 is provided on the peeling layer 22 are closed using a blade having a sharp tip or the like. And a part of the second peeled layer 23 is peeled off from the second peeling layer 22 along the closed curve (see FIGS. 6A-1 and 6A-2). .
- a peeling start point 91 s is formed in the vicinity of the cut out first support body 41 b and the first adhesive layer 31.
- the second separation unit 800 peels the second remaining portion 91a from the stacked body 91. Specifically, the second substrate 21 is separated from the second layer to be peeled 23 together with the second peeling layer 22 from the peeling starting point formed in the vicinity of the end of the bonding layer 30 (FIG. 6C). reference).
- the second remaining portion 91a is obtained from the stacked body 91.
- the second remaining portion 91a includes the first support body 41b, the first adhesive layer 31, the first peelable layer 13, and the bonding layer 30 in which one surface is in contact with the first peelable layer 13. And a second peeled layer 23 having one surface in contact with the other surface of the bonding layer 30.
- the transport means 112 transports the second remaining portion 91a and reverses the second remaining portion 91a so that the second peeled layer 23 faces the upper surface.
- the second cleaning device 850 cleans the supplied second remaining portion 91a with water or the like.
- the transporting unit 112 transports the cleaned second remaining portion 91a to the second bonding unit 900, and the support supply unit 500 supplies the second support 42. Note that the second remaining portion 91a may be directly supplied to the second bonding unit 900 without being supplied to the second cleaning device 850.
- the second bonding unit 900 forms the second adhesive layer 32 on the supplied second remaining portion 91a (see FIGS. 6D-1 and 6D-2), and the second adhesive layer 32 is formed. Is attached to the second support 42 (see FIGS. 6E-1 and 6E-2).
- the laminated body 92 includes a first support 41b that is bonded to one surface of the first peelable layer 13 and the first peelable layer 13 using the first adhesive layer 31; The bonding layer 30 in which one surface is in contact with the other surface of the first layer 13, the second layer 23 and the second layer 23 in which one surface is in contact with the other surface of the bonding layer 30.
- a second support 42 bonded to the other surface using the second adhesive layer 32 is provided.
- the transport unit 112 transports the stacked body 92 and supplies the stacked body 92 to the second supply unit 600 that also serves as the second unloading unit. This step enables the stacked body 92 to be unloaded.
- FIG. 7 is a schematic diagram illustrating a structure of a processed member that can be formed into a stacked body using the stack manufacturing apparatus of one embodiment of the present invention.
- FIG. 7A-1 is a cross-sectional view illustrating the configuration of the processed member 90
- FIG. 7A-2 is a corresponding top view.
- the processing member 90 includes a first substrate 11, a first release layer 12 on the first substrate 11, a first release layer 13 in contact with the first release layer 12, and a first release layer.
- a bonding layer 30 in which one surface is in contact with the other surface of the layer 13, a second layer to be peeled 23 in contact with the other surface of the bonding layer 30, and the other surface and one surface of the second layer to be peeled 23 are A second release layer 22 and a second substrate 21 over the second release layer 22 are provided (see FIGS. 7A-1 and 7A-2). Note that the separation starting point 13 s may be provided in the vicinity of the end of the bonding layer 30.
- substrate 11 will not be specifically limited if it is provided with the heat resistance of the grade which can endure a manufacturing process, and the thickness and magnitude
- materials that can be used for the first substrate 11 include glass, ceramics, metals, inorganic materials, and resins.
- examples of the glass include alkali-free glass, soda-lime glass, potash glass, and crystal glass.
- examples of the metal include SUS and aluminum.
- the first substrate 11 may have a single layer structure or a laminated structure.
- a structure in which glass and various underlayers such as a silicon oxide layer, a silicon nitride layer, or a silicon oxynitride layer that prevent diffusion of impurities contained in the glass are stacked can be used.
- the 1st peeling layer 12 can peel the 1st to-be-peeled layer 13 formed on the 1st peeling layer 12, and has heat resistance of the grade which can endure a manufacturing process, especially It is not limited.
- materials that can be used for the first release layer 12 include inorganic materials and organic resins.
- examples of the organic material include polyimide, polyester, polyolefin, polyamide, polycarbonate, and acrylic resin.
- the structure that can be used for the first release layer 12 may have a single-layer structure, a stacked structure, or the like.
- a stacked structure of a layer containing tungsten and a layer containing an oxide of tungsten can be used.
- the layer containing tungsten oxide may be a layer formed by stacking another layer on the layer containing tungsten, for example, oxygen such as silicon oxide or silicon oxynitride on the layer containing tungsten.
- a layer containing tungsten oxide may be formed by stacking films containing tungsten.
- the surface of the layer containing tungsten is subjected to thermal oxidation treatment, oxygen plasma treatment, nitrous oxide (N 2 O) plasma treatment, treatment using a solution having strong oxidizing power such as ozone water.
- the layer formed by etc. may be sufficient.
- the first peelable layer 13 is not particularly limited as long as it can be peeled off from the first peelable layer 12 and has heat resistance enough to withstand the manufacturing process.
- Examples of the material that can be used for the first layer 13 include an inorganic material or an organic resin.
- the first peeled layer 13 may have a single layer structure or a laminated structure.
- it has a structure in which a functional layer that overlaps with the first release layer 12 and an insulating layer that prevents diffusion of impurities that impair the characteristics of the functional layer are stacked between the first release layer 12 and the functional layer. Also good.
- a structure in which a silicon oxynitride layer, a silicon nitride layer, and a functional layer are sequentially stacked from the first peeling layer 12 side can be applied.
- Examples of the functional layer that can be used for the first peelable layer 13 include a functional circuit, a functional element, an optical element, a functional film, and the like, or a layer that includes a plurality selected from these.
- a pixel circuit of a known display device, a pixel driving circuit, a display element, a color filter, a moisture-proof film, or the like, or a layer including a plurality selected from these can be given.
- the bonding layer 30 is not particularly limited as long as it bonds the first peelable layer 13 and the second peelable layer 23.
- Examples of materials that can be used for the bonding layer 30 include inorganic materials and organic resins.
- a glass layer or an adhesive having a melting point of 400 ° C. or lower, preferably 300 ° C. or lower can be used.
- sealing material examples include an ultraviolet curable photocurable adhesive, a reactive curable adhesive, a thermosetting adhesive, an anaerobic adhesive, and the like.
- Examples thereof include an epoxy resin, an acrylic resin, a silicone resin, a phenol resin, a polyimide resin, an imide resin, a PVC (polyvinyl chloride) resin, a PVB (polyvinyl butyral) resin, and an EVA (ethylene vinyl acetate) resin.
- an epoxy resin an acrylic resin, a silicone resin, a phenol resin, a polyimide resin, an imide resin, a PVC (polyvinyl chloride) resin, a PVB (polyvinyl butyral) resin, and an EVA (ethylene vinyl acetate) resin.
- the processing member 90 may have a configuration in which the separation starting point 13 s is provided in the vicinity of the end of the bonding layer 30.
- the peeling start point 13 s has a structure in which a part of the first peeled layer 13 is peeled from the first peeling layer 12.
- the separation starting point 13s can be formed by piercing the first layer 13 to be peeled from the first substrate 11 side with a sharp tip, or a non-contact method using a laser or the like (for example, a laser ablation method). ), A part of the first peelable layer 13 can be peeled from the first peelable layer 12.
- the second substrate 21 can be the same as the first substrate 11.
- the second substrate 21 does not need to have the same configuration as the first substrate 11.
- the second release layer 22 can be the same as the first release layer 12. Note that the second release layer 22 need not have the same configuration as the first release layer 12.
- the second peelable layer 23 can have the same structure as the first peelable layer 13. Further, the second layer to be peeled 23 can be configured differently from the first layer to be peeled 13.
- the first peel-off layer 13 may include a functional circuit
- the second peel-off layer 23 may include a functional layer that prevents diffusion of impurities into the functional circuit.
- the first peel-off layer 13 includes a light-emitting element that is connected to the pixel circuit of the display device, the driving circuit of the pixel circuit, and the pixel circuit and emits light toward the second peel-off layer 23.
- the two peelable layers 23 may include a color filter and a moisture-proof film.
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Abstract
Description
本実施の形態では、本発明の一態様の拭き取り装置について説明する。本発明の一態様は、基板上に形成した機能素子などからなる構造物を可撓性基板上に転置する前の一工程に使用することができる。例えば、上下両基板に構造物が挟持される加工部材から一方の基板を剥離した後の残部(第1の残部またはシート状部材に相当)の洗浄工程に用いることができる。なお、基板にはガラス基板のような硬質基板を用いることが好ましいが、樹脂などの可撓性基板を用いることもできる。
この例は、拭き取り布241の所定の拭き取り面で所定範囲のシール材30aを拭き取った後、拭き取り布241を廃棄するものである。この例の場合、主として図3(B1)に示すように、拭き取り部215をシール材30aに略直交で且つ略垂直にして拭き取り部215の下端領域に位置する同じ拭き取り布241で拭き取ることになる。
この例は、図3(A1)に示すように、拭き取り布241の左側の拭き取り面(斜線領域)(同じ拭き取り面に相当)でまず所定範囲、例えば辺aおよび辺bのシール材30aを拭き取った後、拭き取り部215が右側に移動し、拭き取り布241の右側の拭き取り面(無地領域)(他の拭き取り面に相当)で残りの他の所定範囲、例えば辺cおよび辺dのシール材30aを拭き取った後、拭き取り布241を廃棄するものである。
この例は、図3(C)に示すように、拭き取り布241の拭き取り面を右前面e(前側であって且つ右側の面に相当)、左前面f(前側であって且つ左側の面に相当)、右後面g(後側であって且つ右側の面に相当)および左後面h(後側であって且つ左側の面に相当)に分け、拭き取り部215が右前側に移動して拭き取り布241の右前面eでまず所定範囲、例えば辺aのシール材30aを拭き取り、拭き取り部215が左前側に移動して拭き取り布241の左前面fで他の所定範囲、例えば辺bのシール材30aを拭き取り、拭き取り部215が右後側に移動して拭き取り布241の右後面gで他の所定範囲、例えば辺cのシール材30aを拭き取り、拭き取り部215が左後側に移動して拭き取り布241の左後面hで他の所定範囲、例えば辺dのシール材30aを拭き取った後、拭き取り布241を廃棄するものである。
図示しないが、例えば、3回拭きの場合は、上記4回拭きの例の場合の3つの拭き取り面を利用することにより可能となる。また、拭き取り布241の左右側の領域を左右の2領域より多い3領域以上にすることにより複数回拭きが可能となる。
この例は、図3(A2)に示すように、拭き取り布241を傾斜させて所定範囲を拭き取った後、拭き取り布241を廃棄するものである。具体的には、拭き取り布241の拭き取り面は、シール材30aを内方から外方に向かって跨ぐとともに、内方側(斜線領域側)が外方側(無地領域側)より先行するように傾斜する。
本実施の形態では、実施の形態1で説明した拭き取り装置を含む積層体の作製装置について説明する。なお、当該作製装置の用途は限定されないが、特に可撓性基板を有する半導体装置、表示装置、発光装置、蓄電装置、または発電装置等の製造工程に用いることが有用である。
第1の供給ユニット100は、加工部材90(図5(A−1)および図7(A−1)、(A−2)参照)を供給する。例えば、搬送手段111が加工部材90を連続して搬送することができるように、第1の供給ユニット100は複数の加工部材90を収納することができる多段式の収納庫を備える構成とすることができる。
第1の分離ユニット300は、加工部材90の一方の表面を吸着する手段と、対向する他方の表面を吸着する手段を備える。それぞれの吸着手段を引き離すことにより、加工部材90の一方の表面を剥離して、第1の残部90aを分離する(図4および図5(A−1)乃至図5(C)参照)。
第1の洗浄装置350は、第1の残部90aの外周部の1ないし4辺のいずれか1辺または複数辺(例えば、2乃至4辺)の残存シール材を上記実施の形態1で説明した拭き取り装置により除去する。なお、ここでの工程は本発明の一態様に相当する。詳細については実施の形態1を参照すればよい。
第1の貼り合わせユニット400は、第1の接着層31を形成する手段と、第1の接着層31を用いて第1の残部90aと第1の支持体41を貼り合わせる圧着手段を備える(図4および図5(D−1)乃至図5(E−2)参照)。
支持体供給ユニット500は、第1の支持体41を供給する。例えば、ロール状で供給されるフィルムを巻き出して、所定の長さに断裁し、表面をUV等で活性化して、第1の支持体41として供給する。
第2の供給ユニット600は、積層体91を供給することができる。なお、第2の供給ユニット600は、第2の積み出しユニットを兼ねることができ、第1の供給ユニットと同様の構成を適用することができる。即ち、第2の残部91aおよび第2の接着層32で貼り合された第2の支持体42を備える積層体92(第2の積層体に相当)を積み出す(図4、図6(E−1)、(E−2)参照)。
起点形成ユニット700は、積層体91の第1の残部90aおよび第1の支持体41bの端部近傍に、剥離の起点91sを形成する(図6(A−1)および図6(A−2)参照)。例えば、第1の支持体41および第1の接着層31を切断し且つ第2の被剥離層23の一部を第2の剥離層22から剥離する切断手段を備える。
第2の分離ユニット800は、積層体91の一方の表面91bを剥離して、第2の残部91aを分離する(図6(B)参照)。そのため、積層体91の一方の表面を吸着する手段と、対向する他方の表面を吸着する手段を備える。二つの吸着手段を引き離すことにより、積層体91の一方の表面を剥離して、第2の残部91aを分離する。
第2の貼り合わせユニット900は、第2の接着層32を形成する手段と、第2の接着層32を用いて第2の残部91aと第2の支持体42を貼り合わせる圧着手段を備える。即ち、第2の支持体42が供給され、第2の支持体42を第2の残部91aに第2の接着層32を用いて貼り合わせる(図6(D−1)乃至図6(E−2)参照)。
加工部材90が第1の供給ユニット100に搬入される。第1の供給ユニット100は加工部材90を供給し、搬送手段111は、加工部材90を搬送し、第1の分離ユニット300に供給する。
第1の分離ユニット300が、加工部材90の一方の表面90bを剥離する。具体的には、接合層30の端部近傍に形成された剥離の起点13sから、第1の基板11を第1の剥離層12と共に第1の被剥離層13から分離する(図5(C)参照)。
搬送手段111が第1の残部90aを搬送し、支持体供給ユニット500が、第1の支持体41を供給する。
搬送手段111が積層体91を搬送し、第1の積み出しユニットを兼ねる第1の供給ユニット100に積層体91を供給する。
積層体91が第2の供給ユニット600に搬入される。第2の供給ユニット600は積層体91を供給し、搬送手段112は積層体91を搬送し、起点形成ユニット700に供給する。
起点形成ユニット700が、積層体91の第1の接着層31の端部近傍にある第2の被剥離層23の一部を第2の剥離層22から剥離して、第2の剥離の起点91sを形成する。
第2の分離ユニット800が、積層体91から第2の残部91aを剥離する。具体的には、接合層30の端部近傍に形成された剥離の起点から、第2の基板21を第2の剥離層22と共に第2の被剥離層23から分離する(図6(C)参照)。
搬送手段112が第2の残部91aを搬送し、第2の被剥離層23が上面を向くように第2の残部91aを反転させる。第2の洗浄装置850は、供給された第2の残部91aを水などで洗浄する。
搬送手段112が積層体92を搬送し、第2の積み出しユニットを兼ねる第2の供給ユニット600に積層体92を供給する。このステップにより、積層体92を積み出すことが可能になる。
本実施の形態では、本発明の一態様の積層体の作製装置に適用可能な加工部材の構成について、図7を参照しながら説明する。
加工部材90は、第1の基板11、第1の基板11上の第1の剥離層12、第1の剥離層12と一方の面が接する第1の被剥離層13、第1の被剥離層13の他方の面と一方の面が接する接合層30、および接合層30の他方の面が接する第2の被剥離層23、第2の被剥離層23の他方の面と一方の面が接する第2の剥離層22および第2の剥離層22上の第2の基板21を備える(図7(A−1)、(A−2)参照)。なお、剥離の起点13sが、接合層30の端部近傍に設けられていてもよい。
第1の基板11は、製造工程に耐えられる程度の耐熱性および製造装置に適用可能な厚さおよび大きさを備えるものであれば、特に限定されない。第1の基板11に用いることができる材料は、例えば、ガラス、セラミックス、金属、無機材料または樹脂等が挙げられる。
第1の剥離層12は、第1の剥離層12上に形成された第1の被剥離層13を剥離することができ、製造工程に耐えられる程度の耐熱性を備えるものであれば、特に限定されない。第1の剥離層12に用いることができる材料は、例えば無機材料または有機樹脂等が挙げられる。
第1の被剥離層13は、第1の剥離層12上から剥離することができ、製造工程に耐えられる程度の耐熱性を備えるものであれば、特に限定されない。
接合層30は、第1の被剥離層13と第2の被剥離層23を接合するものであれば、特に限定されない。接合層30に用いることができる材料は、例えば無機材料または有機樹脂等が挙げられる。
加工部材90が、剥離の起点13sを接合層30の端部近傍に備える構成としてもよい。剥離の起点13sは、第1の被剥離層13の一部が第1の剥離層12から剥離された構造である。
第2の基板21は、第1の基板11と同様のものを用いることができる。なお、第2の基板21を第1の基板11と同一の構成とする必要はない。
第2の剥離層22は、第1の剥離層12と同様のものを用いることができる。なお、第2の剥離層22を第1の剥離層12と同一の構成とする必要はない。
第2の被剥離層23は、第1の被剥離層13と同様の構成を用いることができる。また、第2の被剥離層23は、第1の被剥離層13と異なる構成とすることもできる。例えば、第1の被剥離層13が機能回路を備え、第2の被剥離層23が当該機能回路への不純物の拡散を防ぐ機能層を備える構成としてもよい。
12 第1の剥離層
13 第1の被剥離層
13s 起点
21 第2の基板
22 第2の剥離層
23 第2の被剥離層
30 接合層
30a シール材
31 第1の接着層
31a 盛り上がり部
32 第2の接着層
41 第1の支持体
41b 第1の支持体
42 第2の支持体
90 加工部材
90a 第1の残部
90b 表面
91 積層体
91a 第2の残部
91b 表面
91s 起点
92 積層体
100 第1の供給ユニット
111 搬送手段
112 搬送手段
200 拭き取り装置
210 拭き取り手段
211 リンク部
212 関節部
213 動力部
215 拭き取り部
216 本体部
216a 段部
217 開閉爪
218 折り曲げ部材
218a 中空部
220 シート状部材
230 ステージ
240 拭き取り布収納容器
241 拭き取り布
250 拭き取り布廃棄容器
260 溶剤容器
261 溶剤
270 溶剤余剰分除去容器
271 金網
280 拭き取り布取出手段
281 吸着器
290 拭き取り布取付台
291 U字状開口
300 第1の分離ユニット
300b 第1の収納部
350 第1の洗浄装置
400 第1の貼り合わせユニット
500 支持体供給ユニット
600 第2の供給ユニット
700 起点形成ユニット
800 第2の分離ユニット
800b 第2の収納部
850 第2の洗浄装置
900 第2の貼り合わせユニット
1000 積層体の作製装置
Claims (10)
- シート状部材を支持するステージと、
前記シート状部材の外周部に付着した付着物を拭き取る拭き取り手段と、
前記拭き取り手段に着脱自在に取り付けられる拭き取り布と、
前記拭き取り布に付着される溶剤と、を有し、
前記拭き取り手段は、前記拭き取り布を装着し、前記拭き取り布に前記溶剤を付着し、前記付着物を拭き取ることを特徴とする拭き取り装置。 - 請求項1において、前記拭き取り手段は、前記付着物が付着した範囲の内、所定範囲を拭き取った後、前記拭き取り布を交換することを特徴とする拭き取り装置。
- 請求項2において、前記拭き取り手段は、前記所定範囲を前記拭き取り布の同じ拭き取り面で拭き取ることを特徴とする拭き取り装置。
- 請求項2において、前記拭き取り手段は、前記所定範囲を前記拭き取り布の同じ拭き取り面で拭き取り、他の所定範囲を前記拭き取り布の異なる拭き取り面で拭き取ることを特徴とする拭き取り装置。
- 請求項4において、前記拭き取り面は、前記拭き取り布の右側の面及び左側の面であることを特徴とする拭き取り装置。
- 請求項4において、前記拭き取り面は、前記拭き取り布の前側であって且つ右側の面、前側であって且つ左側の面、後側であって且つ右側の面及び後側であって且つ左側の面であることを特徴とする拭き取り装置。
- 請求項1乃至請求項6のいずれか一項において、前記拭き取り手段は、前記付着物が付着した範囲を内方から外方に向かって跨ぐとともに、内方側が外方側より先行するように傾斜することを特徴とする拭き取り装置。
- 請求項1乃至請求項7のいずれか一項において、溶剤余剰分除去手段を有し、前記拭き取り手段は、前記溶剤余剰分除去手段により余分の溶剤を除去することを特徴とする拭き取り装置。
- 加工部材を供給する第1の供給ユニットと、
第1および第2の支持体を供給する支持体供給ユニットと、
前記加工部材の一方の表面を剥離して、第1の残部を分離する第1の分離ユニットと、
前記第1の残部を洗浄する第1の洗浄装置と、
前記第1の支持体を前記第1の残部に第1の接着層を用いて貼り合わせる第1の貼り合わせユニットと、
前記第1の残部、および前記第1の接着層で貼り合された前記第1の支持体を備える第1の積層体を積み出す第1の積み出しユニットと、
前記第1の積層体を供給する第2の供給ユニットと、
前記第1の残部および第1の支持体の端部近傍に、剥離の起点を形成する起点形成ユニットと、
前記第1の積層体の一方の表面を剥離して、第2の残部を分離する第2の分離ユニットと、
前記第2の支持体を前記第2の残部に第2の接着層を用いて貼り合わせる第2の貼り合わせユニットと、
前記第2の残部および前記第2の接着層で貼り合された第2の支持体を備える第2の積層体を積み出す第2の積み出しユニットと、を有し、
前記第1の洗浄装置は、
前記第1の残部であるシート状部材を支持するステージと、
前記シート状部材の外周部に付着した付着物を拭き取る拭き取り手段と、
前記拭き取り手段に着脱自在に取り付けられる拭き取り布と、
前記拭き取り布に付着される溶剤と、を有し、
前記拭き取り手段は、前記拭き取り布を装着し、前記拭き取り布に前記溶剤を付着し、前記付着物を拭き取ることを特徴とする積層体の作製装置。 - 請求項9において、前記第1の支持体および前記第2の支持体は、可撓性基板であることを特徴とする積層体の作製装置。
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Also Published As
Publication number | Publication date |
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US10343191B2 (en) | 2019-07-09 |
US20170021394A1 (en) | 2017-01-26 |
KR102400205B1 (ko) | 2022-05-23 |
KR20160146928A (ko) | 2016-12-21 |
JP2015208736A (ja) | 2015-11-24 |
JP6526947B2 (ja) | 2019-06-05 |
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