TW531442B - Device for purifying material for organic light emitting device - Google Patents

Abstract

This invention adopts laminating precipitation and fractional distillation of an ideal panel size in purifying material for organic light emitting device to obtain a material of a higher purity. A device for purifying material for organic light emitting device, including a vacuum system and a least one chamber of an ideal panel size zone, characterized in that: the vacuum system is intended for controlling a degree of vacuum of the chamber of an ideal panel size zone, and the material for organic light emitting device purified in the chamber of an ideal panel size zone. As such, a material of a higher purity is obtained by the purifying device of this invention so as to improve production of the organic light emitting device.

Description

531442 V. Description of the invention (1) Field of the invention The present invention relates to a device for purifying materials, especially a device for purifying organic light-emitting elements (orgaruc light emitting materials). Background of the Invention A high-quality component material may be required. Sublimation uses organic light-emitting elements whose cavity mass emits light when excited by passing current. It has the advantages of flat contrast, fast display rate, simple structure, light weight, outdoor visibility, low power consumption, and high brightness. It has become an instrument in recent years. Noted that the display device. However, for this organic light-emitting device, all the technical difficulties need to be overcome, especially how to improve; mouth: the purity of light-emitting materials is one of the technologies that the industry wants to break through-in general, 0LED components have to pass through holes and electrons, and are tested by time, current, and voltage. As long as there are impurities that affect the life of the components, the purification ability of 0LED materials is particularly important: general chemical materials can be purified by chromatography, crystallization, and branch offices. Special method; and traditionally, the sublimation method of purified organic light-emitting elements is used to remove the solvent. , Moisture, metal residues = use under low pressure / high temperature environment with-fixed distance :: inch: CChambeiO, and according to different temperatures and true separation ^ 丁 之流 (mass f low), resulting in desire: by force In the various segments of the resulting pool, then, in order to get the purified product Shen Diangan and purified OLED

531442 V. Description of the invention (2) Pieces of material 'often require a larger cavity (C hamber), which has disadvantages in addition to occupying space' and also makes it difficult for the operator to operate (for example, the length of the cavity does not conform to ergonomics) learn). Moreover, the general cavity (Chamber) is made of quartz or glass, and the excessively long cavity is easily broken. Therefore, how to shorten the chamber to increase the utilization rate of the factory building and reduce human errors is the key to breaking through the traditional process barriers and moving towards commercialization. In view of the above problems, the present invention discloses an organic light emitting device (OLED) material purification device. The device has a vacuum system having a cavity with at least one theoretical plate number region. The feature is that the vacuum system It is used to control the vacuum degree of the cavity with the theoretical plate number region, and purify the organic light emitting diode material in the cavity with the theoretical plate number region. The invention uses a cavity 'purified organic light emitting element material with a theoretical plate number region, which can not only greatly improve the purification effect, increase the purification benefit, extend the life of the element, reduce the number of sublimation, reduce human errors, and promote the organic light emitting element (0 Rganic light emitting device (0LED) material usage rate can also greatly reduce the space required by the device, improve downstream component reproducibility, extend component life, increase production capacity, increase yield and reduce component manufacturing costs. Object of the invention: The present invention provides an organic light emitting element (〇rganic Ught

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V. Description of the invention (3) A purification device for emitting device (OLED) materials, which utilizes a cavity with a theoretical plate number area, greatly improves purification efficiency. 〃 The main purpose of the present invention is to improve the purification efficiency, by which the material has the advantages of improving the reproducibility of downstream components, prolonging component life, increasing production capacity, improving and reducing component manufacturing costs. ^ + Another object of the present invention is to provide an organic light-emitting element material purification device for reducing the cavity size and reducing the space required by the device. Summary of the Invention: The present invention provides a purified device. In particular, the device has: the material to be purified; at least one theoretical plated material to produce a purified material for collecting the purified material. A sample area of a high-purity material for an organic light-emitting element (OLED) material required for an optical element is used for loading a number of regions for purifying the material to be purified; and at least one collection region,

In this way it is possible to make organic hair. X Detailed description and preferred embodiment: The materials of each layer of the organic light-emitting element have to be tested for a long time. Because of the impurities, it will be as long as there are impurities. Ϊ] It is necessary to provide purification equipment for organic light-emitting element materials. t ;; The control of vacuum production of the cavity with the theoretical plate number region by the Leeko system, and the organic light emitting diode is purified in the cavity with the theoretical plate number region:

Page 6 531442 V. Description of the invention (4) Material for obtaining organic light emitting elements with high purity. Regarding the technology, means, and specific structural features adopted by the present invention to achieve the above-mentioned object, a preferred and feasible embodiment is provided, and it is further disclosed through illustrations, as detailed below. Please refer to FIG. 1. A device 1 for purifying an organic light emitting device (OLED) material [usually in the form of a chamber] includes: a sample area 11 for loading a Material to be purified (for example, unpurified organic light-emitting device material); at least one theoretical plate number region 12 is used to purify the material to be purified to produce a purified material; and at least one collection region 13 is used To collect the purified material, preferably, the purified material is a highly purified organic light emitting device material. For example, the material loaded in the sample area 11 has a mass flow (m a s s f 1 0 w) purified through the theoretical plate number area 12, so that the collection area 13 can collect the material with higher purity. In a preferred embodiment, please refer to FIG. 2. The purification device 1 further includes a temperature controller 14 for controlling the temperature of the purification device 1. The purification device 1 further comprises a vacuum system 15 so that the purification device 1 maintains a specific degree of vacuum. Furthermore, the vacuum system 15 includes a vacuum pump 15 for evacuating the device, a filter 15 1 and / or a condenser 1 5 2 for filtering and coagulation respectively. Materials for organic light-emitting devices. For example, the purification device 1 may use a temperature controller 14 to control its temperature, and may also use a vacuum system 15 to maintain a specific vacuum degree, wherein the vacuum system 15 may include a vacuum pump 153

531442 V. Description of the invention (5) Used to evacuate the device 1 and use the filter 1 5 丨 to filter the solid matter (material to be removed) in the material to be purified and use the condenser 1 5 2 to condense Purify the volatiles (materials to be removed) in the material to protect the vacuum pump 1 5 1 'Avoid the ingress of impurities into the material to damage it or reduce the life of the brother' Therefore the material loaded in the sample area 1 丨 its mass flow (mass flow) Purification of the theoretical plate number region 12 enables the collection region 13 to collect the purified material with higher purity. Please refer to FIG. 3 and FIG. 4, which are schematic diagrams of the preferred embodiment of FIG. 1. The organic light-emitting element (OLED) material purification device 2 uses both ends to evacuate, of which the theoretical plate number area 2 2 is located on the left and right sides of the sample area 21 'collection area 2 3 is located in the theoretical plate number area 2 2 of the left and right sides. As shown in FIG. 4, the purification device 2 may use a temperature controller 24 to control its temperature, and may also use a vacuum system 25 to maintain a specific vacuum degree, wherein the vacuum system 25 may include a vacuum pump 2 53 to The device 2 is evacuated, and the solid matter (material to be removed) in the material to be purified can be filtered by the filter 251 and the volatile matter (material to be removed) in the material to be purified is condensed by the condenser 2 5 2 to avoid contamination Flow into it to damage or reduce life to protect the vacuum pump 2 5 3. Therefore, for example, 'mass f low' of the material loaded in the sample area 21 is purified by the theoretical plate number areas 22, so that the collection areas 23 can be collected to a higher purity Purified material. 5 and 6 are another embodiment of the present invention, which is characterized in that the organic light-emitting element (OLED) material purification device 3 has: a sample area 31 for loading a material to be purified, and at least one theoretical board number

531442 V. Invention reward " '" --- = Collection area 3 2 is used to purify the material to be purified to produce and collect: a purified material. In a preferred embodiment, the purification device 3 further includes a temperature controller 3 3 to control the temperature of the purification device 3-the purification device 3 further includes a vacuum system 3 4, so that the purification device 3 i Maintain a specific degree of vacuum. Further, the vacuum system 3 4 packs each-a vacuum pump 343 is used to evacuate the device 3 into a vacuum, a filter 341

The right ^ / or a condenser 342 is used to filter and condense the unpurified organic light-emitting 7L pieces of material, respectively. For example, the purification device 3 can use temperature, control = 33 to control its temperature, and can also use a vacuum system 34 to maintain a certain degree of vacuum, where the vacuum system 34 can include a vacuum pump 343 to vacuum the device 3 The filter 3 4 1 can be used to filter the solid matter (the material to be removed) in the material to be purified and the condenser 3 4 2 to condense the volatile material (the material to be removed) in the purified material to protect the material. One or two fruit 3 4 3 'Avoid the impurities flowing into it to damage or reduce the life, so the mass flow (mass Π / w) of the material loaded in the sample area 31 is purified by the theoretical plate number and the collection area 32 With collection, the purified material can be obtained by purifying the material to be purified.

Please refer to FIG. 7 and FIG. 8, which are schematic diagrams of another preferred embodiment of FIG. 5. The organic light emitting device (OLED) material purification device 4 uses two. , Vacuuming ', in which the theoretical plate number and the collection area 4 2 are respectively located on the left and right sides of the sample area 41. As shown in FIG. 8, the purification device 4 may use a temperature controller 43 to control its temperature, and may also use a vacuum system 44 to maintain a specific f-degree, wherein the vacuum system 44 may include a vacuum pump 443 to pump the device 4 Into a vacuum, and can be filtered using a filter 4 4 丨 to be purified

Page 9 531442 V. Description of the invention Condensation in the material is to be carried in. Therefore, after the mass fluidization and purification, this step design, 2 2 and the progress are based on the solid substance (material to be removed) of (7), which is the refined invention, and the condenser 4 4 2 is used to purify the material. Volatile matter (material to be removed), to avoid damage to it or reduce life, to protect the vacuum pump 4 4 3, for example, 5 of the material loaded in the sample area 41 ^ its (massf 1 〇w) After the number of theoretical plates and the pure set in the collection area 42, the material to be purified can be purified to obtain a higher purity material. In addition, the cavities 1, 2 of the present invention having a theoretical plate number region can be further changed as shown in Figs. 9 and 10. The theoretical plate number area 12 collection area 1 3, 2 3 can be merged into the theoretical plate number collection area 3 2, 4 2 in one step can be designed as shown in Figure 11 and Figure 12, these changes within the scope of invention protection. However, the present invention has been disclosed as above with a preferred embodiment, but it is not the invention. Anyone familiar with the art can make some modifications and retouching without departing from the spirit and scope of the invention. Therefore, the scope of this protection should be Subject to the scope of the attached patent application

Page 10 531442 Brief description of the diagram Figure 1 is a schematic diagram of the purification device of the present invention; Figure 2 is a schematic diagram of the preferred embodiment of Figure 1; Figure 3 is a schematic diagram of another embodiment of the purification apparatus of the present invention; Schematic diagram of another preferred embodiment; Figure 5 is a schematic diagram of another purification device of the present invention; Figure 6 is a schematic diagram of a preferred embodiment of Figure 5; Figure 7 is a schematic diagram of another embodiment of the purification apparatus of the present invention; A schematic diagram of another preferred embodiment of the seventh; and FIG. 9 to FIG. 12 are schematic diagrams of other embodiments of the present invention drawn according to the changes of FIG. Explanation of main component symbols 1, 2, 3, 4 Purification device 1 1, 2 1, 3 4 4 Sample area 1 2, 2 2 Theoretical plate area 1 3, 2 3 Collection area 3 2, 4 2 Theoretical plate number and Collection area 1 4, 2 4, 3 3, 4 3 Temperature controller 1 5, 2 5, 3 4, 4 4 Vacuum system 15 BU 25: 1, 34 BU 441 Filter 1 5 2, 2 5 2, 3 4 2, 4 4 2 Condenser 153, 253, 343, 443 Vacuum pump

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Claims (1)

531442 VI. Application for patent scope 1 · A kind of purification is that the device '^ sample area generates at least 2. Basis control 3. Basis system 4. Basis contains a 5 · Basis contains a truth 6 · Basis— the truth 7 · -It is the same as the minimum material. 8 · Purify and collect the application equipment based on a theory, use the application equipment, and cause the application vacuum pump to apply for the filter air pump. Apply for special condenser air pump. The light emitting device with the device has the following: The material area after the number of plates is used to control the profit range. The device's profit range is used to benefit the range and to the device of the OLED material. The feature is to load a material to be purified; the field is to purify the material to be purified; and to collect the purified material. The device of item 1, further comprising a temperature of the device. The device of item 1 further comprises a vacuum to maintain a specific vacuum degree. The device of item 4, wherein the vacuum system package device is evacuated. The device of item 5, wherein the vacuum system package filters a part of the material to be purified to protect ξ: the split of the item 'where the vacuum system wraps a part of the material to be purified #, to protect the machine from having A device that uses a theoretical number of plates and collects the profit range to generate OLED materials, which features a material to be purified, and a collection area, which is used as well as a purified material. Device for item 7, advance. The step of purifying the material to be purified includes a temperature of 531442 6. The scope of the patent application controller is used to control the temperature of the device. 9. The device according to item 7 of the scope of patent application, further comprising a vacuum system, so that the device maintains a specific degree of vacuum. 10. The device according to item 9 of the scope of patent application, wherein the vacuum system includes a vacuum pump to evacuate the device. 1 1. The device according to item 10 of the scope of patent application, wherein the vacuum system includes a filter for filtering a part of the material to be purified to protect the vacuum pump. 12. The device according to item 10 of the scope of the patent application, wherein the vacuum system includes a condenser for condensing a portion of the material to be purified to protect the vacuum pump. Page 13