JP5621607B2 - Method for manufacturing electrophoretic display element - Google Patents

Description

  The present invention relates to an electrophoretic display element manufacturing method, an electrophoretic display element, and an image display device.

  In recent years, with the development of information equipment, information processing such as document creation has been performed on a computer, and the opportunity to read text on a display terminal has greatly increased.

  Under such circumstances, there is an increasing need for a paper-like display medium that can be rewritten and is suitable for reading. Among these, a display medium having an electrophoretic display element is excellent in terms of display quality and power consumption during display operation.

  In Patent Document 1, at least a dispersion medium and a charge electrophoresis are contained in a space confined by a substrate, a partition provided on the substrate and having a bonding film on the upper end, and a sealing film provided on the upper end of the partition. A method of manufacturing a display element in which a dispersion liquid composed of particles is arranged is disclosed. At this time, the manufacturing method of the display element includes a step of disposing a bonding film precursor made of a polymerizable compound on at least the upper end of the partition, an exposed surface of the dispersion filled between the partitions, and a bonding film on at least the upper end of the partition The step of disposing the sealing film precursor made of the polymerizable compound on the surface of the precursor, the polymerization treatment of the polymerizable compound in a state where the bonding film precursor and the sealing film precursor are in contact with each other, and the sealing of the bonding film and the sealing film A step of integrally forming the stop film.

  However, there is a problem that the sealing film extends into a space where a dispersion liquid composed of a dispersion medium and charged electrophoretic particles is disposed.

  The present invention has been made in view of the above-described problems of the prior art, and a method for manufacturing an electrophoretic display element capable of suppressing the extension of a sealing film to a space filled with a liquid containing charged particles, and the electrophoretic display It is an object of the present invention to provide an electrophoretic display element manufactured using the element manufacturing method and an image display apparatus having the electrophoretic display element.

According to a first aspect of the present invention, in the method for manufacturing an electrophoretic display element, a step of forming partition walls separating a plurality of spaces on the first substrate, and charged particles in the plurality of spaces separated by the partition walls. a step of filling the liquid containing, as the PSA of the second substrate the adhesive is formed in contact with said partition wall, have a step of crimping the first substrate and the second substrate The first substrate is a transparent substrate on which a transparent conductive film is formed, the step of peeling the second substrate that is pressure-bonded to the first substrate, and the second substrate is peeled off. The method further includes the step of bonding the first substrate and the substrate on which the semiconductor element including the drive electrode is formed .

According to a second aspect of the present invention, in the method for manufacturing an electrophoretic display element, a step of forming partition walls separating a plurality of spaces on the first substrate, and charged particles in the plurality of spaces separated by the partition walls. A step of filling a liquid containing, a step of forming a barrier layer insoluble in the liquid on the pressure-sensitive adhesive of the second substrate on which the pressure-sensitive adhesive is formed, and the barrier layer in contact with the partition wall And the step of crimping the first substrate and the second substrate.
According to a third aspect of the present invention, in the method for manufacturing an electrophoretic display element according to the second aspect, the first substrate is a substrate on which a semiconductor element including a drive electrode is formed, and the second substrate The substrate is a transparent substrate on which a transparent conductive film is formed.
According to a fourth aspect of the present invention, in the method for manufacturing an electrophoretic display element according to the second aspect, the first substrate is a transparent substrate on which a transparent conductive film is formed, and the first substrate and The method further includes a step of peeling the second substrate that is pressure-bonded, a step of bonding the first substrate from which the second substrate has been peeled off, and a substrate on which a semiconductor element including a drive electrode is formed. It is characterized by.

Invention of Claim 5 is a manufacturing method of the electrophoretic display element as described in any one of Claims 1 thru | or 4. WHEREIN : The said adhesive is a thermosetting type or an ultraviolet curable adhesive, The method further comprises a step of curing the pressure-sensitive adhesive formed on the second substrate that is pressure-bonded to the first substrate.

According to a sixth aspect of the present invention, in the electrophoretic display element, partition walls are formed on the first substrate so as to separate a plurality of spaces, and the liquid containing charged particles is contained in the plurality of spaces separated by the partition walls. are filled, as the PSA of the second substrate the adhesive is formed in contact with said partition wall, after the first substrate and the second substrate is crimped, the second substrate has been peeled off, the a first substrate in which the second substrate is peeled off, the semiconductor device including the driving electrode substrate is formed is bonded, the first substrate, a transparent conductive film A transparent substrate on which is formed .

According to a seventh aspect of the present invention, in the electrophoretic display element, partition walls are formed on the first substrate so as to separate a plurality of spaces, and a liquid containing charged particles is contained in the plurality of spaces separated by the partition walls. The first substrate and the second substrate are filled so that the barrier layer of the second substrate in which the adhesive layer and the barrier layer insoluble in the liquid are sequentially laminated is in contact with the partition wall. Is characterized by being crimped.
The invention according to claim 8 is the electrophoretic display element according to claim 7, wherein the first substrate is a substrate on which a semiconductor element including a drive electrode is formed, and the second substrate is It is a transparent substrate on which a transparent conductive film is formed.
In the invention, the electrophoresis display device according to claim 9, the liquid containing the first substrate, partition walls separating a plurality of spaces are formed, the charged particles into a plurality of spaces separated by the partition wall The first substrate and the second substrate are disposed so that the barrier layer of the second substrate is sequentially laminated with the adhesive and the barrier layer insoluble in the liquid. after the substrate is crimped, the second and the substrate is peeled off, the first substrate to which the second substrate is peeled off, the semiconductor device including the driving electrode substrate is formed is adhered The first substrate is a transparent substrate on which a transparent conductive film is formed .

The invention according to claim 10 is the electrophoretic display element according to any one of claims 6 to 9 , wherein the adhesive is a thermosetting or ultraviolet curable adhesive, and the first The pressure-sensitive adhesive formed on the second substrate that is pressure-bonded to the substrate is cured.

  According to an eleventh aspect of the present invention, an image display device includes the electrophoretic display element according to any one of the sixth to tenth aspects.

  According to the present invention, a method for manufacturing an electrophoretic display element capable of suppressing the extension of a sealing film to a space filled with a liquid containing charged particles, and a method for manufacturing the electrophoretic display element are used. An electrophoretic display element manufactured and an image display apparatus having the electrophoretic display element can be provided.

It is a conceptual diagram which shows an example of the manufacturing method of the electrophoretic display element of this invention. It is a conceptual diagram which shows the conventional electrophoretic display element. It is a conceptual diagram which shows the other example of the manufacturing method of the electrophoretic display element of this invention. It is sectional drawing which shows an example of the manufacturing method of the electrophoretic display element of this invention. It is sectional drawing which shows the board | substrate with which the TFT array of FIG. 4 is formed. It is sectional drawing which shows the other example of the manufacturing method of the electrophoretic display element of this invention. It is a perspective view which shows an example of the image display apparatus of this invention.

  Next, the form for implementing this invention is demonstrated with drawing.

  In FIG. 1, an example of the manufacturing method of the electrophoretic display element of this invention is shown. First, the partition wall 12 that separates a plurality of spaces is formed on the substrate 11 (see FIG. 1A). Next, the squeegee S is used to fill the electrophoretic liquid 13 into a plurality of spaces separated by the partition wall 12 (see FIG. 1B). Furthermore, the board | substrate 11 and the board | substrate 15 are arrange | positioned so that the adhesive 14 of the board | substrate 15 with which the adhesive 14 is formed may contact with the partition 12, and it crimps | bonds using the roller R (refer FIG.1 (c)). As a result, the space filled with the electrophoretic liquid 13 is sealed, and the electrophoretic display element 10A is obtained (see FIG. 1D). Thereby, extending | stretching of the adhesive 14 to the space with which the electrophoretic liquid 13 is filled can be suppressed.

  On the other hand, when the adhesive 14 ′ is used in place of the adhesive 14 and pressure-bonded in the same manner as in FIG. 1, the adhesive 14 ′ has fluidity, so that the adhesive is filled in the space filled with the electrophoretic liquid 13. 14 'extends (see FIG. 2).

  FIG. 3 shows another example of the method for producing an electrophoretic display element of the present invention. First, the partition 12 which separates several space is formed on the board | substrate 11 (refer Fig.3 (a)). Next, using the squeegee S, the electrophoretic liquid 13 is filled into a plurality of spaces separated by the partition wall 12 (see FIG. 3B). On the other hand, a barrier layer 16 that is insoluble in the electrophoresis solution 13 is formed on the adhesive 14 of the substrate 15 on which the adhesive 14 is formed (see FIG. 3C). Further, the substrate 11 and the substrate 15 are arranged so that the barrier layer 16 of the substrate 15 on which the adhesive 14 and the barrier layer 16 are sequentially laminated are in contact with the partition wall 12, and are pressure-bonded using the roller R (FIG. 3 ( d)). As a result, the space filled with the electrophoretic liquid 13 is sealed, and the electrophoretic display element 10B is obtained (see FIG. 3E). Thereby, extending | stretching of the adhesive 14 to the space with which the electrophoretic liquid 13 is filled can be suppressed. In this case, elution of the adhesive 14 into the electrophoretic liquid 13 can be suppressed. As a result, the adhesive 14 that is soluble in the electrophoresis solution 13 can be used.

  The method for forming the partition wall 12 is not particularly limited, and examples thereof include a method using a photoresist.

  The electrophoretic liquid 13 is not particularly limited as long as it is a liquid containing charged particles.

  Although it will not specifically limit as the adhesive 14 if the board | substrate 11 and the board | substrate 15 can be crimped | bonded, The thermosetting type or ultraviolet curing type adhesive is preferable.

  In the case where a thermosetting or ultraviolet curable adhesive is used as the adhesive 14, the adhesive 11 is dissolved into the electrophoresis solution 13 by curing the adhesive 14 after the substrate 11 and the substrate 15 are pressure-bonded. Can be suppressed.

  The barrier layer 16 is not particularly limited as long as it is insoluble in the electrophoresis solution 13.

  FIG. 4 shows an example of a method for producing an electrophoretic display element of the present invention. The electrophoretic display element manufacturing method of FIG. 4 is the same as the electrophoretic display element manufacturing method of FIG. 1 except that the substrate 11b and the transparent conductive film 15a on which the TFT array 11a is formed are formed as the substrate 11 and the substrate 15, respectively. The transparent film 15b is used.

  FIG. 5 shows a substrate 11b on which the TFT array 11a is formed. The TFT array 11a is extracted from the drain electrode 3B through the gate electrode 1, the gate insulating film 2, the source electrode 3A and the drain electrode 3B, the semiconductor 4, the insulating film 5 in which the contact hole 5a is formed, and the contact hole 5a. Drive electrode 6 and a protective film 7 formed on the drive electrode 6.

  In FIG. 4, each TFT in the TFT array 11 a corresponds to a space filled with each electrophoresis solution 13, but may correspond to a space filled with a plurality of electrophoresis solutions 13. Good. At this time, the partition wall 12 may be disposed on the boundary of each TFT in the TFT array 11a, or a space filled with the electrophoretic solution 13 may be disposed.

  FIG. 6 shows another example of the method for producing an electrophoretic display element of the present invention. First, the partition wall 12 that separates a plurality of spaces is formed on the substrate 15 (see FIG. 6A). Next, the squeegee S is used to fill the electrophoretic liquid 13 into a plurality of spaces separated by the partition wall 12 (see FIG. 6B). Further, the substrate 11 and the release sheet 17 are arranged so that the adhesive 14 of the release sheet 17 on which the thermosetting adhesive 14 is formed is in contact with the partition wall 12, and is pressure-bonded using the roller R (FIG. 6). (See (c)). Next, the substrate 15 in which the space filled with the electrophoretic liquid 13 is sealed is heated using the heater H to cure the adhesive 14 (see FIG. 6D). Further, the release sheet 17 is peeled from the substrate 15 on which the adhesive 14 has been cured (see FIG. 6E). Next, using the adhesive 18, the substrate 15 from which the release sheet 17 has been peeled and the substrate 11b on which the TFT array 11a is formed are bonded to obtain an electrophoretic display element 10C (see FIG. 6F). ). Thereby, damage to the substrate 11b on which the TFT array 11a is formed at the time of manufacture can be suppressed.

  FIG. 7 shows an example of the image display device of the present invention. The image display device 100 includes an electrophoretic display element 10, an information input unit 20 that inputs image information to the electrophoretic display element 10, a housing 30, a drive circuit (not shown), an arithmetic circuit (not shown), and an internal memory (not shown). ), A power supply unit (not shown) for supplying power to the electrophoretic display element 10 and the information input unit 20. The image display device 100 can display an image by causing the designated pixel of the electrophoretic display element 10 to develop a color. As the power supply unit, internal power such as a battery may be used, or a power receiving device such as an outlet receiving power from an external power source may be used.

  Examples of the present invention will be described below, but the present invention is not limited to the examples.

[Comparative Example 1]
Photoresist SU8 (Nippon Kayaku Co., Ltd.) is formed on the TFT array of the substrate on which the TFT array is formed, so that square prismatic cells having a side of 175 μm and a depth of 60 μm are formed in a square lattice pattern at a pitch of 200 μm. The partition walls were formed using Next, the electrophoresis solution was filled into the cell using a squeegee. The electrophoretic solution is composed of positively charged carbon particles, negatively charged titanium oxide particles, a charge control agent Solsperse 17000 (manufactured by Avisia) and a nonpolar solvent IsoparG (manufactured by ExxonMobil).

  On the ITO film of the transparent PET film on which the ITO film is formed, an ultraviolet curable adhesive 3042C (manufactured by Three Bond Co., Ltd.) was applied so as to have a thickness of about 5 to 10 μm.

A transparent PET film coated with an ultraviolet curable adhesive was placed on a substrate filled with an electrophoretic liquid in the cell so that the ultraviolet curable adhesive was in contact with the partition walls, and was pressure-bonded using a roller. Next, the electrophoretic display element was obtained by irradiating with 1500 to 2000 mJ / cm ² ultraviolet rays.

  As a result, the adhesive was stretched at the corners of the cell, and the electrophoretic particles were collected at the center of the cell, resulting in a decrease in contrast.

[ Reference Example 1]
Photoresist SU8 (Nippon Kayaku Co., Ltd.) is formed on the TFT array of the substrate on which the TFT array is formed, so that square prismatic cells having a side of 175 μm and a depth of 60 μm are formed in a square lattice pattern at a pitch of 200 μm. The partition walls were formed using Next, the electrophoresis solution was filled into the cell using a squeegee. The electrophoretic solution is composed of positively charged carbon particles, negatively charged titanium oxide particles, a charge control agent Solsperse 17000 (manufactured by Avisia) and a nonpolar solvent IsoparG (manufactured by ExxonMobil).

  On the ITO film of the transparent PET film on which the ITO film is formed, an acrylic emulsion pressure-sensitive adhesive BPW (manufactured by Toyo Ink Manufacturing Co., Ltd.) was applied so as to have a thickness of about 5 to 10 μm.

  A transparent PET film coated with an acrylic emulsion pressure-sensitive adhesive was placed on a substrate filled with an electrophoretic liquid in the cell so that the acrylic emulsion pressure-sensitive adhesive was in contact with the partition walls, and pressure-bonded using a roller. Next, the peripheral part of the transparent PET film was adhered to the substrate using a sealant to obtain an electrophoretic display element.

  As a result, the pressure-sensitive adhesive did not extend into the cell, and the electrophoretic particles moved uniformly within the cell, so the contrast was good. At this time, Oribain BPW (manufactured by Toyo Ink Co., Ltd.) is insoluble in Isopar G (manufactured by ExxonMobil).

[Example 2]
Photoresist SU8 (Nippon Kayaku Co., Ltd.) is formed on the TFT array of the substrate on which the TFT array is formed, so that square prismatic cells having a side of 175 μm and a depth of 60 μm are formed in a square lattice pattern at a pitch of 200 μm. The partition walls were formed using Next, the electrophoresis solution was filled into the cell using a squeegee. The electrophoretic solution is composed of positively charged carbon particles, negatively charged titanium oxide particles, a charge control agent Solsperse 17000 (manufactured by Avisia) and a nonpolar solvent IsoparG (manufactured by ExxonMobil).

  An acrylic pressure-sensitive adhesive sheet LUCIACS CS9621T (manufactured by Nitto Denko Corporation) was pasted on the ITO film of the transparent PET film on which the ITO film was formed. Next, an ITO film having a thickness of about 0.1 to 1 μm was formed as a barrier layer on the acrylic adhesive sheet.

  A transparent PET film on which the barrier layer was formed was placed on a substrate filled with an electrophoretic liquid in the cell so that the barrier layer was in contact with the partition walls, and pressure-bonded using a roller. Next, the peripheral part of the transparent PET film was adhered to the substrate using a sealant to obtain an electrophoretic display element.

  As a result, the pressure-sensitive adhesive did not extend into the cell, and the electrophoretic particles moved uniformly within the cell, so the contrast was good. At this time, LUCIACS CS9621T (manufactured by Nitto Denko) is soluble in IsoparG (manufactured by ExxonMobil), but ITO is insoluble in IsoparG (manufactured by ExxonMobil).

[Example 3]
Photoresist SU8 (Nippon Kayaku Co., Ltd.) is formed on the TFT array of the substrate on which the TFT array is formed, so that square prismatic cells having a side of 175 μm and a depth of 60 μm are formed in a square lattice pattern at a pitch of 200 μm. The partition walls were formed using Next, the electrophoresis solution was filled into the cell using a squeegee. The electrophoretic solution is composed of positively charged carbon particles, negatively charged titanium oxide particles, a charge control agent Solsperse 17000 (manufactured by Avisia) and a nonpolar solvent IsoparG (manufactured by ExxonMobil).

An acrylic pressure-sensitive adhesive sheet LUCIACS CS9621T (manufactured by Nitto Denko Corporation) was pasted on the ITO film of the transparent PET film on which the ITO film was formed. Next, an ultraviolet curable resin PEG400DA (manufactured by Daicel Cytec Co., Ltd.) is applied on the acrylic adhesive sheet so as to have a thickness of about 1 to 5 μm, and then irradiated with ultraviolet rays of 1500 to 2000 mJ / cm ² . A barrier layer was formed.

  A transparent PET film on which the barrier layer was formed was placed on a substrate filled with an electrophoretic liquid in the cell so that the barrier layer was in contact with the partition walls, and pressure-bonded using a roller. Next, the peripheral part of the transparent PET film was adhered to the substrate using a sealant to obtain an electrophoretic display element.

  As a result, the pressure-sensitive adhesive did not extend into the cell, and the electrophoretic particles moved uniformly within the cell, so the contrast was good. At this time, LUCIACS CS9621T (manufactured by Nitto Denko) is soluble in Isopar G (manufactured by ExxonMobil), but the cured film of UV curable resin PEG400DA (manufactured by Daicel Cytec) is IsoparG (manufactured by ExxonMobil). Is insoluble.

[Example 4]
Photoresist SU8 (Nipponization Co., Ltd.) is formed on the ITO film of the transparent PET film on which the ITO film is formed so that square square cells having a side of 175 μm and a depth of 60 μm are formed in a square lattice pattern at a pitch of 200 μm. A partition wall was formed using Yakuhin). Next, the electrophoresis solution was filled into the cell using a squeegee. The electrophoretic solution is composed of positively charged carbon particles, negatively charged titanium oxide particles, a charge control agent Solsperse 17000 (manufactured by Avisia) and a nonpolar solvent IsoparG (manufactured by ExxonMobil).

  The electrophoretic liquid is placed in the cell so that the release sheet on one side of PANALIVE HM (manufactured by Panac Co., Ltd.), a thermosetting adhesive sheet with release sheets attached on both sides, is released and the adhesive sheet comes into contact with the partition walls. It arrange | positioned on the filled transparent PET film, and crimped | bonded using the roller. Next, the transparent PET film pressure-bonded to the pressure-sensitive adhesive sheet was heated to about 80 to 100 ° C. by using a heater to thermally cure the pressure-sensitive adhesive sheet, and then the release sheet was peeled off.

  On the TFT array of the substrate on which the TFT array is formed, an epoxy adhesive is used to form a heat-cured pressure-sensitive adhesive sheet on the side where the heat-cured pressure-sensitive adhesive sheet is formed. The surfaces were bonded to obtain an electrophoretic display element.

  As a result, the pressure-sensitive adhesive did not extend into the cell, and the electrophoretic particles moved uniformly within the cell, so the contrast was good. At this time, Panalive HM (manufactured by Panac) is insoluble in Isopar G (manufactured by ExxonMobil).

[Example 5]
Photoresist SU8 (Nipponization Co., Ltd.) is formed on the ITO film of the transparent PET film on which the ITO film is formed so that square square cells having a side of 175 μm and a depth of 60 μm are formed in a square lattice pattern at a pitch of 200 μm. A partition wall was formed using Yakuhin). Next, the electrophoresis solution was filled into the cell using a squeegee. The electrophoretic solution is composed of positively charged carbon particles, negatively charged titanium oxide particles, a charge control agent Solsperse 17000 (manufactured by Avisia) and a nonpolar solvent IsoparG (manufactured by ExxonMobil).

  Using a wire bar, a 0.1 to 1.0% by weight aqueous solution of polyvinyl alcohol is applied onto a glass substrate and then dried at about 60 to 100 ° C. to form a polyvinyl alcohol film having a thickness of about 1 to 5 μm. did. Next, the release sheet on one side of the UV-curable adhesive sheet UVP-2001 (manufactured by Toa Gosei Co., Ltd.) with release sheets attached to both sides is peeled off, and the glass is placed in contact with the polyvinyl alcohol film. It arrange | positioned on the board | substrate and crimped | bonded using the roller. Furthermore, the polyvinyl alcohol film | membrane was transcribe | transferred to the adhesive sheet by peeling the glass substrate crimped | bonded with the adhesive sheet, and the barrier layer was formed.

The pressure-sensitive adhesive sheet on which the barrier layer was formed was placed on a transparent PET film filled with an electrophoretic solution in the cell so that the barrier layer was in contact with the partition walls, and was pressure bonded using a roller. Next, the transparent PET film pressure-bonded to the pressure-sensitive adhesive sheet was irradiated with 1500 to 2000 mJ / cm ² of ultraviolet light to cure the pressure-sensitive adhesive sheet, and then the release sheet was peeled off.

  The surface of the transparent PET film on which the UV-cured adhesive sheet is formed is formed on the TFT array of the substrate on which the TFT array is formed using an epoxy adhesive. The electrophoretic display element was obtained by bonding.

  As a result, the pressure-sensitive adhesive did not extend into the cell, and the electrophoretic particles moved uniformly within the cell, so the contrast was good. At this time, UVP-2001 (manufactured by Toa Gosei Co., Ltd.) is soluble in IsoparG (manufactured by ExxonMobil), but polyvinyl alcohol is insoluble in IsoparG (manufactured by ExxonMobil).

DESCRIPTION OF SYMBOLS 10, 10A, 10B, 10C Electrophoretic display element 11 Substrate 11a TFT array 11b Substrate 12 Partition 13 Electrophoretic liquid 14 Adhesive 15 Substrate 15a Transparent conductive film 15b Transparent film 16 Barrier layer 17 Release sheet 18 Adhesive 100 Image display device H Heater R Roller S Squeegee

JP 2004-138960 A

Claims (11)

Forming a partition separating a plurality of spaces on the first substrate;
Filling a plurality of spaces separated by the partition walls with a liquid containing charged particles;
As the PSA of the second substrate the adhesive is formed in contact with said partition wall, it has a step of crimping the first substrate and the second substrate,
The first substrate is a transparent substrate on which a transparent conductive film is formed,
Peeling the second substrate that is pressure-bonded to the first substrate;
A method for manufacturing an electrophoretic display element, further comprising a step of bonding the first substrate from which the second substrate has been peeled off to a substrate on which a semiconductor element including a drive electrode is formed . Forming a partition separating a plurality of spaces on the first substrate;
Filling a plurality of spaces separated by the partition walls with a liquid containing charged particles;
Forming a barrier layer insoluble in the liquid on the adhesive of the second substrate on which the adhesive is formed;
A method for manufacturing an electrophoretic display element, comprising a step of pressure-bonding the first substrate and the second substrate so that the barrier layer is in contact with the partition wall. The first substrate is a substrate on which a semiconductor element including a drive electrode is formed,
The method for manufacturing an electrophoretic display element according to claim 2 , wherein the second substrate is a transparent substrate on which a transparent conductive film is formed. The first substrate is a transparent substrate on which a transparent conductive film is formed,
Peeling the second substrate that is pressure-bonded to the first substrate;
3. The electrophoretic display element according to claim 2 , further comprising a step of bonding the first substrate from which the second substrate is peeled off to the substrate on which the semiconductor element including the drive electrode is formed. Production method. The pressure-sensitive adhesive is a thermosetting or ultraviolet curable pressure-sensitive adhesive,
Electrophoresis according to any one of claims 1 to 4, further comprising the step of curing the adhesive are formed on the second substrate being crimped between said first substrate A method for manufacturing a display element. A partition that separates the plurality of spaces is formed on the first substrate,
A plurality of spaces separated by the partition walls are filled with a liquid containing charged particles,
After the first substrate and the second substrate are pressure-bonded so that the adhesive of the second substrate on which the adhesive is formed contacts the partition , the second substrate is peeled off cage,
A first substrate to which the second substrate is peeled off, the semiconductor device including the driving electrode substrate is formed are bonded,
The electrophoretic display element, wherein the first substrate is a transparent substrate on which a transparent conductive film is formed . A partition that separates the plurality of spaces is formed on the first substrate,
A plurality of spaces separated by the partition walls are filled with a liquid containing charged particles,
The first substrate and the second substrate are pressure-bonded so that the barrier layer of the second substrate on which the adhesive and the barrier layer insoluble in the liquid are sequentially laminated are in contact with the partition wall. An electrophoretic display element characterized by the above. The first substrate is a substrate on which a semiconductor element including a drive electrode is formed,
The electrophoretic display element according to claim 7 , wherein the second substrate is a transparent substrate on which a transparent conductive film is formed. A partition that separates the plurality of spaces is formed on the first substrate,
A plurality of spaces separated by the partition walls are filled with a liquid containing charged particles,
After the first substrate and the second substrate are pressure-bonded so that the barrier layer of the second substrate on which the adhesive and the barrier layer insoluble in the liquid are sequentially laminated are in contact with the partition wall The second substrate is peeled off,
A first substrate to which the second substrate is peeled off, the semiconductor device including the driving electrode substrate is formed are bonded,
Wherein the first substrate includes you being a transparent substrate having a transparent conductive film is formed electrophoresis display device. The pressure-sensitive adhesive is a thermosetting or ultraviolet curable pressure-sensitive adhesive,
The electrophoretic display device according to any one of claims 6 to 9, characterized in that said adhesive is formed on the second substrate being crimped to the first substrate is cured .   An image display device comprising the electrophoretic display element according to claim 6.

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