TWI461810B - Structure of electronic paper and method of manufacturing the same - Google Patents

Description

Electronic paper structure and manufacturing method thereof

The present invention relates to an electronic paper structure, and more particularly to an electronic paper structure in which a mixed flow of electronic ink or cholesteric liquid crystal is less likely to occur.

In recent years, the upsurge of electronic paper technology research and development has been launched, and numerous electronic paper technology solutions have been proposed, such as electric swimming electronic paper technology, electronic powder fluid electronic paper technology, and cholesterol liquid crystal electronic paper technology.

Among them, the electrophoresis electronic paper technology or the cholesteric liquid crystal electronic paper technology is filled in a plurality of laterally arranged micro-grooves, filled with electronic ink or cholesteric liquid crystal containing particles; the light is incident on the electronic ink containing the particles or the cholesteric liquid crystal It is then reflected or directly transmitted, thereby achieving the optical display effect required for electronic paper technology.

However, since the distance between adjacent micro-grooves is small, the electronic ink or the cholesteric liquid crystal in different micro-grooves often flow and flow together, which affects the optical display effect exhibited by the electronic paper technology, and It is easy to produce the scrapping of electronic paper products, which is a technical issue to be solved.

In view of the problems of the prior art, the inventors have proposed an electronic paper structure based on years of research and development and many practical experiences, as an implementation and basis for improving the above disadvantages.

It is an object of the present invention to provide an electronic paper structure in which a mixed flow of electronic ink or cholesteric liquid crystal is less likely to occur.

Another object of the present invention is to provide an electronic paper structure that is less prone to the disposal of electronic paper products.

It is still another object of the present invention to provide an electronic paper structure which requires a shorter injection time for the manufacturing process and thereby improves the production efficiency.

A further object of the present invention is to provide an electronic paper structure comprising: a first electrode layer provided with a plurality of electrodes; a first substrate disposed on the electrodes of the first electrode layer; a first backing plate on the first substrate; a plurality of first partition walls protruding from the first backing plate; a first receiving space is formed between each of the adjacent first partition walls, and each of the first receiving spaces is disposed An electronic ink or a cholesteric liquid crystal; a sealing layer disposed on the first partition walls and the first accommodating spaces; and a plurality of second partition walls protruding from the sealing layer, each adjacent to each other A second accommodating space is formed between the second partition walls, and each of the second accommodating spaces also houses electronic ink or cholesteric liquid crystal; one layer is disposed on the second partition walls and the second accommodating spaces. a second electrode layer; a black matrix layer disposed on the second electrode layer; and a second substrate disposed on the black matrix layer.

The electronic paper structure of the present invention has a plurality of first accommodating spaces, and the sealing layer is layered on the first accommodating spaces, and the sealing layer further has a plurality of second accommodating spaces, that is, the The first accommodating space is disposed corresponding to the upper and lower layers of the second accommodating space, so that the electronic ink or the cholesteric liquid crystal injected into the first accommodating spaces is not easily injected into the first accommodating space. The electronic ink or the cholesteric liquid crystal in the second accommodating space are mixed with each other; and the distance between each adjacent first accommodating space and the distance between each adjacent second accommodating space are large and the electronic ink is not easy to appear. Or the case where the cholesteric liquid crystal is mixed and flowed, according to which the present invention is not easy to affect the optical display effect exhibited by the electric paper substructure due to the mixed flow, and it is also difficult to cause the e-paper product to be scrapped, and due to the first contents The space is disposed corresponding to the upper and lower layers of the second accommodating space, so that the electronic ink or the cholesteric liquid crystal can be simultaneously injected into the first accommodating spaces and the electronic ink or the cholesteric liquid crystal is injected into the second The action in the accommodating space makes the injection time required for the manufacturing process shorter, thereby improving the production efficiency of the electronic paper structure.

For a better understanding and understanding of the technical features and the efficacies of the present invention, the preferred embodiments and the detailed description are as follows.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the preferred embodiments of the electronic paper structure of the present invention will be described with reference to the accompanying drawings. For the sake of understanding, the same elements in the following embodiments are denoted by the same reference numerals.

First, referring to Fig. 1, there is shown a schematic view of a first preferred embodiment of the electronic paper structure of the present invention. The electronic paper structure of the present invention comprises a first electrode layer 11 , a first substrate 12 , a back plate 13 , a plurality of first partition walls 14 , a first layer 15 , and a plurality of second partition walls . 16. A second electrode layer 17, a black matrix layer 18, a second substrate 19, and a plurality of colloids 20.

Next, the foregoing structure will be separately described from bottom to top, the first electrode A plurality of electrodes 111 are convexly formed on the surface of the layer 11. The first substrate 12 is layered on the electrodes 111 of the first electrode layer 11. The back plate 13 is layered on the first substrate 12. The first partition wall 14 is protruded from the back panel 13 , and a first accommodating space 141 is formed between each of the adjacent first partition walls 14 . Each of the first accommodating spaces 141 is provided with a first color electronic ink 142, and the first color electronic ink 142 includes a plurality of particles 1421. The aforementioned first color is, for example, green. The sealing layer 15 is layered on the first partition walls 14 and the first receiving spaces 141.

The second partition walls 16 are protruded from the sealing layer 15 , and a second accommodating space 161 is formed between each of the adjacent second partition walls 16 . Each of the second accommodating spaces 161 is provided with a second color electronic ink 162 and a third color electronic ink 163 which are different from the first color electronic ink 142. The second color electronic ink 162 and the third electronic ink 163 respectively include a plurality of particles 1621 and a plurality of particles 1631. Each of the second accommodating spaces 161 sequentially interleaves the second color electronic ink 162 and the third color electronic ink 163. The second color is, for example, red, and the third color is, for example, blue. The second electrode layer 17 is layered on the second partition walls 16 and the second accommodating spaces 161. The black matrix layer 18 is disposed on the second electrode layer 17. The second substrate 19 is disposed on the black matrix layer 18. Further, a colloid 20 is provided at a periphery of the second electrode layer 17 and the back plate 13. Similarly, a colloid 20 is also provided at the periphery between the first substrate 12 and the first electrode layer 11.

Please refer to FIG. 2, which is a schematic view showing the state of use of the first preferred embodiment of the electronic paper structure of the present invention. In use, the first color electronic ink 142, the second color electronic ink 162 and the third color are used. Electronic oil The particles 1421, 1621 and 1631 are respectively contained in the ink 163, and the particles 1421, 1621 and 1631 are controlled by the electrodes 111 to form three kinds of aggregations respectively: the first case is concentrated in the first color electrons. At the upper surface of the ink 142 or the second color electronic ink 162 or the third color electronic ink 163, the second case is concentrated in the first color electronic ink 142 or the second color electronic ink 162 or the third color electronic ink 163 The third case is different from the upper surface, and the third case is concentrated at the lower side edge of the first color electronic ink 142 or the second color electronic ink 162 or the third color electronic ink 163.

When the light 3 is incident on the first accommodating spaces 141 or the second accommodating spaces 161 from top to bottom, if the first color electronic ink 142 or the second color electronic ink 162 or the third color electronic ink 163 is collected. The particles 1421, 1621, and 1631 at the upper surface of the inner surface reflect the light 3, and the particles 1421, 1621, and 1631 are reflected away from the first accommodating spaces 141 or the second accommodating spaces 161. White light; if the particles 1421, 1621, 1631 are concentrated in the first color electronic ink 142 or the second color electronic ink 162 or the third color electronic ink 163 is different from the upper surface, the first color electronic ink 142 or the second color electronic ink 162 or the third color electronic ink 163 reflects color light away from the first accommodating space 141 or the second accommodating space 161, and the color light refers to the first color electronic ink 142. Or a color mixture of the second color electronic ink 162 or the third color electronic ink 163 itself; if the particles 1421, 1621, 1631 are concentrated in the first color electronic ink 142 or the second color electronic ink 162 or the third color Electronic ink 16 At the lower side edge of the inner portion 3, the light 3 is incident on the back plate 13 without reflection. According to this, by these The electrode 111 controls the aggregation of the particles 1421, 1621, and 1631, and the color obtained by the human eye is white, black, or a specific color according to actual needs.

Referring to Figure 3, there is shown a schematic view of a second preferred embodiment of the electronic paper structure of the present invention. The electronic paper structure of the present invention sequentially includes a first electrode layer 11, a first substrate 12, a back plate 13, a plurality of first partition walls 14, a laminate layer 15, and a plurality of second partition walls 16, A second electrode layer 17, a black matrix layer 18, a second substrate 19, and a plurality of colloids 20.

Next, the foregoing structure will be described in order from bottom to top, and a plurality of electrodes 111 are protruded from the surface of the first electrode layer 11. The first substrate 12 is layered on the electrodes 111 of the first electrode layer 11. The back plate 13 is layered on the first substrate 12. The first partition walls 14 are protruded from the back plate 13 , and a first receiving space 141 is formed between each of the adjacent first partition walls 14 . The difference from the foregoing preferred embodiment is that each of the first accommodating spaces 141 is provided with a first color cholesteric liquid crystal 143, and the first color is, for example, green. The sealing layer 15 is layered on the first partition walls 14 and the first receiving spaces 141.

The second partition walls 16 are protruded from the sealing layer 15 , and a second accommodating space 161 is formed between each of the adjacent second partition walls 16 . The difference from the foregoing preferred embodiment is that each of the second accommodating spaces 161 respectively accommodates a second color cholesteric liquid crystal 164 and a third color cholesteric liquid crystal 165 which are different from the first color cholesteric liquid crystal 143. Each of the second accommodating spaces 161 sequentially aligns the second color cholesteric liquid crystal 164 and the third color cholesteric liquid crystal 165 with each other. The aforementioned second color is, for example, red, the aforementioned third color It is for example blue. The second electrode layer 17 is disposed on the second partition walls 16 and the second accommodating spaces 161. The black matrix layer 18 is provided on the second electrode layer 17. The second substrate 19 is disposed on the black matrix layer 18. Further, a colloid 20 is provided at a periphery of the second electrode layer 17 and the back plate 13. Similarly, a colloid 20 is also provided at the periphery between the first substrate 12 and the first electrode layer 11.

Please refer to FIG. 4, which is a schematic view showing the state of use of the second preferred embodiment of the electronic paper structure of the present invention. In use, due to the characteristics of the first color cholesteric liquid crystal 143, the second color cholesteric liquid crystal 164, and the third color cholesteric liquid crystal 165 itself, that is, the liquid crystal molecular spacing of the cholesteric liquid crystal is selectively reflected to reflect a specific wavelength range. When the light 3 is incident on the first accommodating space 141 or the second accommodating spaces 161 from the top to the bottom, the first color cholesteric liquid crystal 143 in each of the first accommodating spaces 141 The second color cholesteric liquid crystal 164 and the third color cholesteric liquid crystal 165 in the second accommodating space 161 selectively reflect the ray 3 of a specific wavelength range depending on the pitch of the liquid crystal molecules. For example, the first color is a green first color cholesteric liquid crystal 143 to reflect green light away from the first accommodating space 141 or the second accommodating space 161. Similarly, the second color is, for example, a red second color cholesteric liquid crystal 164 to reflect red light in a direction away from the first accommodating space 141 or the second accommodating space 161. In addition, the third color is, for example, a blue third color cholesteric liquid crystal 165 to reflect blue light in a direction away from the first accommodating space 141 or the second accommodating space 161. According to this, by controlling the distance between the liquid crystal molecules of the cholesteric liquid crystal, the color obtained by the human eye is green according to actual needs. Red, blue, or a mixture of green, red, and blue.

Referring to FIG. 5, it is a flow chart showing a first preferred embodiment or a second preferred embodiment of the electronic paper structure of the present invention, which includes the following steps: Step 100: Sequential Repeating a thin film process, a yellow light process, and an etching process, forming the black matrix layer on the second substrate, forming the second electrode layer on the black matrix layer, and forming the second electrode layer on the second electrode layer a second partition wall, and forming the back plate on the first substrate, forming the first partition walls on the back plate; Step 200: performing an implantation process to inject a first color electronic ink into the back plate In the first accommodating spaces, the second color electronic ink and the third electronic ink are alternately injected into the second accommodating spaces; or the first color cholesteric liquid crystal is injected into the first plates on the back plate. And accommodating the second color cholesteric liquid crystal and the third color cholesteric liquid crystal into the second accommodating spaces; step 300: performing a coating process, applying a layer to the first accommodating Space and the first partition walls and The second accommodating space and the second partition wall; step 400: performing a curing process to cure the sealing layer; step 500: performing a lamination process, superposing the first accommodating spaces and the a sealing layer on a partition wall and the second accommodating space and the second partition wall; step 600: and arranging the stacked first member of the first substrate on the surface and having a plurality of electrodes On the first electrode layer, the fabrication of the first preferred embodiment or the second preferred embodiment of the present invention is thus completed.

Please refer to FIG. 6, which is a schematic view showing a third preferred embodiment of the electronic paper structure of the present invention. The electronic paper structure of the present invention comprises a first electrode layer 11, a first substrate 12, a plurality of first partition walls 14, a sandwich layer 15, a plurality of second partition walls 16, a second electrode layer 17, and a The black matrix layer 18, a second substrate 19 and a plurality of colloids 20.

Next, the foregoing structure will be described in order from bottom to top, and a plurality of electrodes 111 are protruded from the surface of the first electrode layer 11. The first substrate 12 is layered on the electrodes 111. The first partition walls 14 are protruded from the first substrate 12, and a first receiving space 141 is formed between each of the adjacent first partition walls 14. Each of the first accommodating spaces 141 is provided with a first color cholesteric liquid crystal 143, and the first color is, for example, green. The sealing layer 15 is layered on the first partition walls 14 and the first receiving spaces 141.

The second partition walls 16 are protruded from the sealing layer 15 , and a second accommodating space 161 is formed between each of the adjacent second partition walls 16 . Each of the second accommodating spaces 161 is provided with a second color cholesteric liquid crystal 164 and a third color cholesteric liquid crystal 165 which are different from the first color cholesteric liquid crystal 143. Each of the second accommodating spaces 161 sequentially aligns the second color cholesteric liquid crystal 164 and the third color cholesteric liquid crystal 165 with each other. The second color is, for example, red, and the third color is, for example, blue. The second electrode layer 17 is layered on the second partition walls 14 and the second accommodating spaces 141. The black matrix layer 18 is provided on the second electrode layer 17. The second substrate 19 is disposed on the black matrix layer 18. Further, a colloid 20 is provided at an edge between the second electrode layer 17 and the first substrate 12. Similarly, a colloid 20 is also provided at the edge between the first substrate 12 and the first electrode layer 11.

Please refer to FIG. 7 , which illustrates the structure of the electronic paper of the present invention. A schematic diagram of the state of use of the third preferred embodiment. In use, due to the characteristics of the first color cholesteric liquid crystal 143, the second color cholesteric liquid crystal 164, and the third color cholesteric liquid crystal 165 itself, that is, the specific wavelength range of the liquid crystal molecules of the cholesteric liquid crystal is selectively selected. The light 3 penetrates, so when the light 3 is incident on the first accommodating space 141 or the second accommodating spaces 161 from the bottom to the top, the first color cholesteric liquid crystal 143 in each of the first accommodating spaces 141 The second color cholesteric liquid crystal 164 and the third color cholesteric liquid crystal 165 in each of the second accommodating spaces 161 selectively illuminate the light 3 of a specific wavelength range depending on the pitch of the liquid crystal molecules. For example, the first color is a green first color cholesteric liquid crystal 143 to penetrate green light away from the first accommodating space 141 or the second accommodating space 161. Similarly, the second color is, for example, a red second color cholesteric liquid crystal 164 to penetrate the red light away from the first accommodating space 141 or the second accommodating space 161. In addition, the third color is, for example, a blue third color cholesteric liquid crystal 165 to penetrate blue light that is directed away from the first accommodating space 141 or the second accommodating space 161. Accordingly, by controlling the distance between the liquid crystal molecules of the cholesteric liquid crystal, the green, red, blue, or a mixture of green, red, and blue colors required by the human eye is obtained.

Please refer to FIG. 8 , which is a schematic flow chart showing a manufacturing method of a third preferred embodiment of the electronic paper structure of the present invention, which comprises the following steps: Step 101: sequentially repeating the film process, yellow a light processing and etching process, forming the black matrix layer on the second substrate, forming the second electrode layer on the black matrix layer, and forming the second electrode layer on the second electrode layer a second partition wall, and forming the first partition walls on the first substrate; Step 201: performing an implantation process, injecting a first color cholesteric liquid crystal into the first accommodating spaces on the first substrate, And injecting the second color cholesteric liquid crystal and the third color cholesteric liquid crystal into the second accommodating spaces; Step 301: performing a coating process, applying a layer to the first accommodating spaces and the first portions Applying a sealing layer to the partition wall and the second accommodating space and the second partition wall; Step 401: performing a curing process to cure the sealing layer; Step 501: performing a lamination process, laminating the layers The sealing space of the first accommodating space and the first partition walls and the second accommodating spaces and the second partition wall; step 601: and assembling the first substrate of the stacked components The first electrode layer of the plurality of electrodes is convexly formed on the surface; thus, the fabrication of the third preferred embodiment of the present invention is completed.

In summary, the electronic paper structure of the present invention has a plurality of first accommodating spaces, and the sealing layer is layered on the first accommodating spaces, and the sealing layer further has a plurality of second accommodating spaces. The first accommodating space is disposed corresponding to the upper and lower layers of the second accommodating space, so that the first color electronic ink or the first color cholesteric liquid crystal is injected into the first accommodating spaces. The second color electronic ink or the third color electronic ink, the second color cholesteric liquid crystal or the third color cholesteric liquid crystal injected into the second accommodating spaces are mixed with each other and flow. Accordingly, the present invention is not susceptible to the optical display effect exhibited by the electronic paper substructure due to the mixed flow, and it is also difficult to cause the electronic paper product to be scrapped.

In particular, since the first accommodating spaces are disposed corresponding to the upper and lower layers of the second accommodating spaces, the electronic ink or the cholesteric liquid crystal can be simultaneously injected into the first accommodating spaces. And the action of injecting the electronic ink or the cholesteric liquid crystal into the second accommodating spaces, so that the injection time required for the manufacturing process is short, thereby improving the manufacturing efficiency of the electronic paper structure.

The above is intended to be illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of the invention are intended to be included in the scope of the appended claims.

11‧‧‧First electrode layer

111‧‧‧Electrode

12‧‧‧First substrate

13‧‧‧ Backplane

14‧‧‧First partition

141‧‧‧First accommodation space

142‧‧‧First color electronic ink

1421‧‧‧Particles

143‧‧‧First color cholesterol liquid crystal

15‧‧‧ Sealing layer

16‧‧‧Second partition

161‧‧‧Second accommodation space

162‧‧‧Second color electronic ink

1621‧‧‧Particles

163‧‧‧ Third color electronic ink

1631‧‧‧Particles

164‧‧‧Second color cholesterol liquid crystal

165‧‧‧ Third color cholesterol liquid crystal

17‧‧‧Second electrode layer

18‧‧‧Black matrix layer

19‧‧‧second substrate

20‧‧‧ colloid

3‧‧‧Light

100‧‧‧ steps

200‧‧‧ steps

300‧‧‧Steps

400‧‧‧ steps

500‧‧‧ steps

101‧‧‧Steps

201‧‧‧Steps

301‧‧‧Steps

401‧‧‧ steps

501‧‧‧Steps

600‧‧‧ steps

601‧‧ steps

A‧‧‧ distance

B‧‧‧ distance

1 is a schematic view showing a first preferred embodiment of the electronic paper structure of the present invention; and FIG. 2 is a schematic view showing a state of use of the first preferred embodiment of the electronic paper structure of the present invention; BRIEF DESCRIPTION OF THE DRAWINGS FIG. 4 is a schematic view showing a state of use of a second preferred embodiment of the electronic paper structure of the present invention; and FIG. 5 is a view of the electronic paper structure of the present invention. FIG. 6 is a schematic view showing a third preferred embodiment of the electronic paper structure of the present invention; and FIG. 7 is an electronic diagram of the present invention. A schematic view of the state of use of the third preferred embodiment of the paper structure; and FIG. 8 is a third preferred embodiment of the electronic paper structure of the present invention. A schematic diagram of the process of the method.

11‧‧‧First electrode layer

111‧‧‧Electrode

12‧‧‧First substrate

13‧‧‧ Backplane

14‧‧‧First partition

141‧‧‧First accommodation space

142‧‧‧First color electronic ink

1421‧‧‧Particles

15‧‧‧ Sealing layer

161‧‧‧Second accommodation space

162‧‧‧Second color electronic ink

1621‧‧‧Particles

163‧‧‧ Third color electronic ink

1631‧‧‧Particles

17‧‧‧Second electrode layer

18‧‧‧Black matrix layer

19‧‧‧second substrate

20‧‧‧ colloid

3‧‧‧Light

A‧‧‧ distance

B‧‧‧ distance

Claims (10)

An electronic paper structure comprising: a first electrode layer provided with a plurality of electrodes; a first substrate disposed on the electrodes of the first electrode layer; and a back plate disposed on the first substrate; a plurality of first partition walls protruding from the first back wall, and a first accommodating space formed between each of the adjacent first partition walls, wherein each of the first accommodating spaces is provided with a first color electronic ink. a color electronic ink comprises a plurality of particles; a sealing layer disposed on the first partition walls and the first receiving spaces; and a plurality of second partition walls protruding from the sealing layer, A second accommodating space is formed between each of the adjacent second partition walls, and each of the first accommodating spaces and the second accommodating spaces are vertically layered and do not overlap each other, and each of the second accommodating spaces is disposed Forming a second color electronic ink and a third color electronic ink different from the first color electronic ink, wherein the second color electronic ink and the third electronic ink comprise a plurality of particles, each of the second contents Interlacing the second color electronic ink and the third color electronic oil in a space a second electrode layer disposed on the second partition walls and the second accommodating spaces; a black matrix layer disposed on the second electrode layer; and a first layer disposed on the black matrix layer Two substrates. The electronic paper structure of claim 1, further comprising a colloid disposed at a periphery between the second electrode layer and the backing plate and the first substrate and the first electrode layer At the periphery of the room. The electronic paper structure of claim 1, wherein the color of the first color electronic ink is green, the color of the second color electronic ink is red, and the color of the third color electronic ink is blue. An electronic paper structure comprising: a first electrode layer provided with a plurality of electrodes; a first substrate disposed on the electrodes; a back plate disposed on the first substrate; a plurality of protrusions disposed on the a first accommodating space is formed between the adjacent first partition walls, and each of the first accommodating spaces is provided with a first color cholesteric liquid crystal; and the first partition is disposed at the first partition a sealing layer on the wall and the first accommodating spaces; a plurality of second partition walls protruding from the sealing layer, and a second accommodating space formed between the adjacent second partition walls, each of the two The first accommodating space and each of the second accommodating spaces are vertically layered and do not overlap each other, and each of the second accommodating spaces is provided with a second color cholesteric liquid crystal and a third color different from the first color cholesteric liquid crystal. a cholesteric liquid crystal, each of the second accommodating spaces interlaced with the second color cholesteric liquid crystal and the third color cholesteric liquid crystal; a second electrode disposed on the second partition wall and the second accommodating spaces a layer; a black matrix layer disposed on the second electrode layer; and a black matrix layer disposed on the layer The second substrate. The electronic paper structure of claim 4, further comprising a gel, the glue system being disposed at a periphery between the second electrode layer and the back plate, and the first substrate and the first electrode layer Between the circumferences. A method for fabricating an electronic paper structure, comprising the steps of: forming a black matrix layer on a second substrate, forming a second electrode layer on the black matrix layer, and forming a plurality of layers on the second electrode layer a second partition wall, and forming a back plate on a first substrate and forming a plurality of first partition walls on the back plate; and injecting the first color electronic ink into the first partition walls on the back plate Forming a plurality of first accommodating spaces, and interlacing the second color electronic ink and the third color electronic ink into the plurality of second accommodating spaces formed by the second partition walls; or the first color cholesterol The liquid crystal is injected into the first accommodating spaces on the back plate, and the second color cholesteric liquid crystal and the third color cholesteric liquid crystal are alternately injected into the second accommodating spaces; and a layer is coated on the first accommodating spaces. a accommodating space and the first partition walls and the second accommodating spaces and the second partition wall; performing a curing process to cure the sealing layer; and stacking the first accommodating spaces and The first partition walls and the second accommodation spaces And the sealing layer of the second partition wall, the first accommodating spaces and the second accommodating spaces are vertically layered and not overlapped with each other; and the stacked first substrate is assembled on the first substrate The surface is convexly provided on one of the plurality of electrodes on the first electrode layer. An electronic paper structure comprising: a first electrode layer provided with a plurality of electrodes; a first substrate disposed on the electrodes; and a plurality of first partition walls disposed on the first substrate, each phase Forming a first accommodating space between the first partition walls, each of the first accommodating spaces is provided with a first color cholesteric liquid crystal; and a seal disposed on the first partition walls and the first accommodating spaces a second partition wall formed on the sealing layer, and a second accommodating space formed between each of the adjacent second partition walls, each of the first accommodating space and each of the second accommodating spaces Layered up and down and not overlapping each other, each of the second accommodating spaces is provided with a second color cholesteric liquid crystal and a third color cholesteric liquid crystal which are different from the first color cholesteric liquid crystal, and each of the second accommodating spaces is in a mutual Disposing a second color cholesteric liquid crystal and a third color cholesteric liquid crystal; a second electrode layer disposed on the second partition walls and the second accommodating spaces; and being disposed on the second electrode layer a black matrix layer; and a second substrate disposed on the black matrix layer. The electronic paper structure of claim 7, wherein the edge between the second electrode layer and the first substrate has a colloid, and similarly, the first substrate and the first electrode There is also a colloid at the edge between the layers. The electronic paper structure of claim 4, wherein the color of the first color cholesteric liquid crystal is green, the first The color of the two-color cholesteric liquid crystal is red, and the color of the third color cholesteric liquid crystal is blue. A method for fabricating an electronic paper structure, comprising the steps of: forming a black matrix layer on the second substrate, forming a second electrode layer on the black matrix layer, and forming a plurality of layers on the second electrode layer Forming a plurality of first partition walls on the second partition wall and sequentially on the first substrate; and injecting the first color cholesteric liquid crystal into the plurality of first accommodating spaces formed by the first partition walls on the first substrate And injecting a second color cholesteric liquid crystal and a third color cholesteric liquid crystal into the plurality of second accommodating spaces formed by the second partition walls; coating a layer on the first accommodating spaces and the plurality of a partition wall and the second accommodating space and the second partition wall; then, performing a curing process to cure the sealing layer; stacking the first accommodating spaces and the first partition walls And the second accommodating space and the sealing layer of the second partition wall, the first accommodating spaces and the second accommodating spaces are vertically layered and do not overlap each other; The first substrate group is disposed on the surface of the surface and is provided with one of a plurality of electrodes. Pole layer.