WO2001070364A1 - Procede de purification par sublimation et appareil associe - Google Patents
Procede de purification par sublimation et appareil associe Download PDFInfo
- Publication number
- WO2001070364A1 WO2001070364A1 PCT/JP2001/002173 JP0102173W WO0170364A1 WO 2001070364 A1 WO2001070364 A1 WO 2001070364A1 JP 0102173 W JP0102173 W JP 0102173W WO 0170364 A1 WO0170364 A1 WO 0170364A1
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- WIPO (PCT)
- Prior art keywords
- sublimation
- section
- electromagnetic induction
- temperature
- substance
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D215/20—Oxygen atoms
- C07D215/24—Oxygen atoms attached in position 8
- C07D215/26—Alcohols; Ethers thereof
- C07D215/30—Metal salts; Chelates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0017—Use of electrical or wave energy
- B01D1/0023—Induction heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D7/00—Sublimation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B63/00—Purification; Separation; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/82—Purification; Separation; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/82—Purification; Separation; Stabilisation; Use of additives
- C07C209/84—Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/56—Ring systems containing three or more rings
- C07D209/80—[b, c]- or [b, d]-condensed
- C07D209/82—Carbazoles; Hydrogenated carbazoles
- C07D209/84—Separation, e.g. from tar; Purification
Definitions
- the present invention relates to a sublimation purification method and a sublimation purification apparatus used for the method.
- Background Art It is known that all solids that can be sublimed without decomposition under normal pressure or reduced pressure can be purified by sublimation under appropriate temperature and pressure, but the sublimation rate is low. However, it is used only for purification of very limited solids due to low purification efficiency.
- sublimation purification is useful for purification of solids that are difficult to purify by distillation or recrystallization, and is particularly useful for purification of compounds that decompose at high temperatures.
- Some sublimation purification apparatuses for this purpose are disclosed in Japanese Patent Application Laid-Open Nos. Hei 6-26438, Hei 7-22405, and the like.
- Sublimation purification devices are classified into vertical type, horizontal type, etc. according to their shapes. Sublimation methods are roughly classified into gas-assisted sublimation devices, vacuum sublimation devices, etc. By combining these as appropriate, various sublimation purification devices are made, and the thermal stability of the sublimable substance to be purified, its vapor pressure and ease of evaporation, the amount of purification, the yield, and the purity of the target substance Depending on the type, the type of the sublimation purification device is selected.
- a conventional sublimation purification apparatus when a relatively large amount of solid is to be purified, it is difficult to heat the solid in a short time to sublimate the solid. The possibility of decomposition or denaturation increases.
- an object of the present invention is to heat a small to large amount of feedstock uniformly and in a short time, and to control the heating temperature with high precision, thereby producing a solid material having poor thermal stability.
- An object of the present invention is to provide a method and an apparatus for sublimating and purifying with high efficiency and high purity.
- the present invention relates to a sublimation purification apparatus having a sublimation section and a collection section, wherein a heating section is made of a material that generates heat by electromagnetic induction, and the temperature can be controlled independently by electromagnetic induction heating. And the material of the inner surface or inner cylinder that comes into contact with the sublimable substance of the sublimation section and Z or the collection section is made of a metal that is inert to the sublimable substance,
- This is a sublimation purification device characterized by using inert materials such as ceramics, glass, and resin.
- the present invention provides a sublimation unit and a collection unit in which a sublimation substance is formed of a material that generates heat by electromagnetic induction, and the temperature of the sublimation unit can be controlled independently by electromagnetic induction heating.
- the material of the inner surface or the inner cylinder that comes into contact with the sublimable substance of the sublimation section and / or the collecting section is made of an inert material such as a metal, glass or ceramic that is inert to the sublimation substance.
- the sublimation purification apparatus of the present invention has a sublimation section and a collection section, and the sublimation section and the collection section have a heating section capable of controlling the temperature independently, and the heating section generates heat by electromagnetic induction heating.
- the shape and the like are not limited as long as the material on the inner surface in contact with the sublimable substance is a material inert to the sublimable substance.
- a cylindrical or flask-shaped sublimation unit or a cylindrical or coil-shaped collection unit can be used.
- the heating part is made of a material that generates heat by electromagnetic induction. If this material is inert to the sublimable substance and has predetermined strength and formability, only this material is used. If it is not the case, if not, a force of two or more layers to make the inner surface layer an inert material, an inner cylinder made of an inert material, etc. are attached. Normally, iron-based metals are excellent as materials for the heat generating part because they have excellent heat generation by electromagnetic induction, and are excellent in strength and formability, but they have the disadvantage that they easily contaminate sublimable substances. metal And inert materials are preferred.
- a material that is inert to a sublimable substance means that it does not react with the sublimable substance under sublimation purification conditions, and that it does not react with a compound generated by decomposition of the sublimable substance during sublimation purification. It does not have a catalytic effect on the decomposition reaction of sublimable substances and the reaction between these and other components, does not contaminate the purified sublimable substances, and atmospheres such as oxygen gas that are touched during use or at rest Including not reacting with gas.
- the metal is oxidized to form mackerel, which is physically peeled off and contaminates the purified sublimable substance, it is not an inert material for the sublimable substance.
- the degree to which the sublimated substance is slightly contaminated without causing practical problems is acceptable.
- Such materials differ depending on the type of sublimable substance, but usually include noble metals such as gold and platinum, glass, ceramics, and fluororesin.
- the collection unit is provided downstream of the sublimation unit and is heated to a predetermined temperature equal to or lower than the solidification temperature.
- a zone for collecting the target sublimable substance and to control the temperature therein to a predetermined range. It is also advantageous to provide a plurality of zones with different temperatures, and to provide a temperature gradient between the sublimation section and the trapping section where the temperature decreases substantially stepwise toward the downstream side.
- An induction coil is provided on the outer periphery of the sublimation section and the collection section to heat the heat generating material by electromagnetic induction.
- the sublimable substance to be sublimated and purified by the purification method of the present invention is not particularly limited, but is particularly effective for a solid material that may be decomposed or deteriorated (including a change in crystal form) near the sublimation temperature.
- a solid material that may be decomposed or deteriorated (including a change in crystal form) near the sublimation temperature.
- optical materials such as light emitting materials. Examples of such a material include an electron-emitting luminescent element material and a semiconductor element material.
- the present invention is not limited to these, and is applicable to sublimable solid materials that are often used in ordinary applications, such as pyromellitic anhydride, pyrrazole, pyrene, and anthraquinone. What you can do is obvious.
- the electromagnetic induction-type heating device may be any device that generates heat by passing a high-frequency alternating current through a coil disposed around a heat-generating material.
- the frequency of the current supplied to the high-frequency AC current generator is generally 50 to 50 OHz, and a commercial frequency may be used.
- FIG. 1 is a cross-sectional view showing an example of a purifying apparatus for carrying out the method for purifying a sublimable substance of the present invention, wherein a cylindrical sublimation section A, a collection section B, and a collection section are connected in series. Consists of C. BEST MODE FOR CARRYING OUT THE INVENTION
- the present invention will be described with reference to the drawings.
- materials that are inactive with respect to sublimable substances are called “inactive materials” and materials that generate heat by electromagnetic induction are called “heating materials”.
- This sublimation purification device is a cylindrical shape whose diameter and cross-sectional shape may be different in the middle, and has a sublimation section on the upstream side and a collection section on the downstream side in the flow direction of the sublimable substance to be purified.
- At least a part of the sublimation part and the trapping part has a tubular body made of a heat generating material so that electromagnetic induction heating can be performed, and a coil is arranged around the cylindrical body.
- the sublimation section A has a sublimation chamber formed therein, and further includes a tubular body 2 made of a heating material, an induction coil 3 surrounding the outer periphery of the tubular body 2, a thermocouple 4, and a temperature controller 5.
- the temperature controllers 5 and 9 are connected to an AC power supply, convert this to high-frequency power, output it to the induction coils 3 and 7, and control the power supply by signals from the thermocouples 4 and 8. Have been.
- the material of the tubular body 2 is formed of a heat generating material, but may be formed together with a material other than the heat generating material.
- the heat generating material may be a metal material or a non-metallic material, but is preferably a conductive magnetic material.
- the tubular body 2 may be composed of two or more layers of metal material, or may be combined with an inner layer or inner cylinder composed of one layer of metal material and an inert material. However, at least one layer needs to be a heat generating material.
- the solid material to be purified may be continuously charged into the sublimation chamber in the form of a powder or the like, but it is convenient to load the material on a boat or the like intermittently and intermittently. If the solid material is easily degraded by heat, charge it continuously or in small quantities intermittently. Heating is performed by supplying power, but the amount of power supply is controlled to reach the sublimation temperature in as short a time as possible. Note that reducing the heat capacity is also effective for increasing the rate of temperature rise, so it is advantageous not to increase the diameter of the tubular body 2 or increase the wall thickness more than necessary. It is also advantageous that the entirety of the cylindrical body 2 is used as a heat generating portion.
- the trap On the downstream side of the sublimation unit A, a collection unit that keeps the temperature lower is provided.
- the trap preferably has a plurality of zones, at least
- One zone is capable of induction heating.
- the collecting part B is formed of a conductive cylindrical magnetic material. It may be made of a metal material, or may be combined with an inner layer or an inner cylinder made of one layer of a metal material and an inert material. However, at least one layer needs to be a heat generating material, and it is preferable that it is a conductive magnetic material.
- the same structure as the sublimation section A can be applied to the heating structure of the collection section B.
- a collecting section C is connected downstream of the collecting section B.
- the collecting portion C of the tube is formed of a cylindrical body 10, but the outer periphery thereof may be kept warm, cooled, or come into contact with air. Also, unlike the drawing, it may be placed on the upstream side of the collecting section B.
- the collecting section B which can be induction-heated, may have one stage or two or more stages, but if only one type of substance is to be collected as the target substance, it may be used. It is also possible that only the part that collects air can be induction heated.
- the collecting section B for induction heating is controlled in temperature so that the substance to be collected is collected with a certain degree of purity, and has a zone of a predetermined length maintained at a certain temperature. Advantageously, this is done.
- the temperature is made substantially constant by induction heating between the sublimation section and the trapping section, and the temperature is gradually decreased toward the downstream side.
- the outlet of the most downstream collecting section is connected to a vacuum pump 12 via a gas extraction pipe and a trap 11.
- a method for purifying a sublimable substance containing impurities using the above-described sublimation purification apparatus will be described.
- the solid raw material contains a sublimable substance of interest as a sublimable component and a sublimable impurity having a lower sublimation temperature.
- a solid material which is a raw material, is charged into the sublimation section A, and an alternating current is passed from an AC power supply to the induction coil 3, so that the cylindrical body 2 made of the heating material of the sublimation section A is electromagnetically induced. Heat is generated by heating, and the charged material reaches the sublimation temperature.
- the sublimation temperature is lower than the boiling point, the temperature may be higher than the melting point or lower than the melting point, as long as a predetermined vapor pressure can be obtained. Normally, this vapor pressure is 1 X 10- 6 ⁇ 7 0 0 Torr ( about 0. 13mPa ⁇ 93kPa) extent.
- the temperature control of the cylindrical body 2 is performed by measuring the internal temperature of the sublimation section A with a thermocouple 4, turning on / off an AC power supply with a temperature controller 5, controlling the inverter, and the like. The set temperature can be maintained.
- the sublimable substance of the raw materials charged in the sublimation section A sublimates and moves to the collection section B as sublimation gas by the suction force of the vacuum pump 12 located behind the collection section C.
- the non-sublimable impurities contained in the charged raw material remain at the bottom of the sublimation section A.
- the sublimated gas that has moved to the collecting section B is cooled by the cylindrical body 6 maintained at a temperature lower than the melting point of the target sublimable substance and higher than the solidification temperature of the main impurities contained in the sublimated gas. Only the target substance is condensed, solidified, and collected on the inner wall of the building.
- the heat generation in the trapping section B and its temperature control can be performed in the same manner as in the sublimation section A. This temperature should be higher than the dew point of the impurities, and should be as low as possible. However, if the impurities contain many impurities and a small amount of impurities can be tolerated, the temperature should be further lowered.
- the entirety of the cylindrical material forming the section or the portion to be heated is made of metal or metal. It is made of a non-metallic material or formed of two or more layers, at least one of which is a heat generating material.
- Iron-based metals such as iron and iron alloys are generally used as a preferable heat-generating material.However, from the viewpoints of heat resistance and corrosion resistance, stainless steel and magnetic ceramics such as graphite / titanium nitride are used. It can also be used.
- the heat-generating material is a metal such as iron
- the material is often not inert to sublimable substances or oxygen gas, but in such a case, the inner layer is made of an inert material layer or an inert material.
- An inner cylinder made of a material is installed.
- the inert material examples include metals such as precious metals and alloys, heat-resistant resins such as fluorine resin, polyimide resin and silicon resin, and glass such as quartz glass, pyrex, hard glass, and enamel. , Alumina, silicon nitride, ceramics such as porcelain, and the like. Suitable inert materials include metals, glass such as enamel, fluororesins, and ceramics. Of these, strength Materials having no or difficult to form or expensive materials can be formed as an inner layer by means such as thin film deposition and plating.
- a magnetic ceramic such as titanium nitride, which is also a heat generating material and an inert material.
- a sublimation section and a trapping section can be constituted by a single layer of a heat-generating material such as sic, graphite, and titanium nitride, which is also an inactive material.
- another inert material instead of a commonly used metal material as the material of the inner surface or the inner cylinder that comes into contact with the sublimable substance in the following cases.
- carboxylic anhydrides have sublimability, moisture-absorbed and ring-opened carboxylic acids often show strong metal corrosion. If it has a complexing ability such as 8-oxyquinoline, phthalic acid, pyromellitic acid, etc., it forms a complex at the contact surface with the metal, contaminating the purified product with damage to the equipment There is a possibility of doing. If the target compound contains acids, sulfur compounds, halides, etc., as in the case of coal tar-derived components, these impurities will become There are concerns about corrosion, decomposition by catalytic action of metals, and contamination by decomposed products.
- the induction coil 37 and the temperature controllers 5 and 9 used to heat the cylindrical bodies 2 and 6 by electromagnetic induction may be those used in a conventionally known electromagnetic induction heating device.
- the tubular bodies 2 and 6 by heating the tubular bodies 2 and 6 by electromagnetic induction heating, it is possible to uniformly generate heat in the entire fixed zone of the sublimation section A and the collection section B.
- the heating rate In order to raise the temperature from room temperature to 400 ° C., the heating rate is large, about several minutes to about 60 minutes, and the accuracy of temperature control can be increased.
- the collecting section B only the target sublimable substance is condensed and collected, and the impurities in the raw material are allowed to pass in a gaseous state, and the impurities are condensed in the collecting section C directly connected to the collecting section B. , To collect. Therefore, the collecting section C may be cooled to a predetermined temperature, for example, about room temperature by air cooling or liquid cooling which is usually performed.
- stepped means that there are a plurality of zones having a substantially constant temperature in the gas flow direction in the sublimation purification apparatus, and does not exclude a zone having a continuously decreasing temperature. The length of the zone where the temperature is almost constant is determined from the viewpoint of securing a trapping capacity of a constant composition.
- the sublimation temperature can be lowered, It is effective for suppressing the decomposition and alteration of the material.
- a vacuum pump 13 or the like at the end side of the collecting section C.
- an accompanying gas such as nitrogen gas is supplied from the inlet direction of the sublimation section A, and the movement speed of the sublimated substance is increased by the accompanying gas, whereby the sublimation speed can be increased.
- the target sublimable substance and a sublimable impurity having a lower sublimation temperature or lower boiling point were contained as the sublimable component. If it is higher than the target sublimable substance, the sublimable impurities are first collected in the collecting section B, and then the target sublimable substance is collected in the collecting section C.
- the collecting section for collecting the target sublimable substance may be a collecting section capable of dielectric heating, and the collecting section for collecting impurities may not be capable of dielectric heating. .
- the sublimation section A and the collection section have two different temperature zones, that is, one collection section B that generates heat by electromagnetic induction to adjust the temperature,
- one collection section B that generates heat by electromagnetic induction to adjust the temperature
- An example of the sublimation purification device including one collection unit C by the cooling method has been described, but the present invention is not limited to this.
- such a collector B has two different temperature zones, such as B1 and B2, and the temperature is controlled by generating heat using an electromagnetic induction system adjusted to different temperature zones.
- a temperature gradient in which the temperature decreases substantially stepwise toward the downstream side is provided between the sublimation section A, the collection sections Bl, B2, and the collection section C. This makes it possible to separate each component in the sublimation gas according to its melting point in the collection unit having three different temperature zones.
- collecting section C It is also possible to omit and eliminate the target substance and other components such as impurities only by the trapping part that controls the temperature by generating heat by two or more electromagnetic induction types.
- the diameter and length of the cylindrical body and the like used in the sublimation purification apparatus may be determined appropriately according to the type of the sublimable substance and the processing amount.
- sublimation purification can be performed from a substance having a sublimation temperature as low as about 100 ° C. to a substance having a sublimation temperature as high as about 600 ° C. Further, by reducing the pressure of the purification device, sublimation at low temperature is facilitated, and it is suitable for purification of unstable sublimable substances.
- the sublimation purification equipment of the present invention is used for high-temperature distillation purification of compounds that are difficult to apply to ordinary distillation purification, and is evaporated in the sublimation section and captured as a solid in the collection section kept at a temperature below the freezing point If collected, rapid evaporation and solidification are possible, and unnecessary overheating can be prevented, resulting in a highly purified product. Examples Hereinafter, specific examples of the present invention will be described based on examples.
- A1q3 Hydroquinolinin aluminum
- A1q3 Hydroquinolinin aluminum
- Fig. 1 Purified.
- a cylindrical body 2 with a diameter of 50 mm ⁇ i) and a length of 100 mm and a molten aluminum plating is used on the inner surface of a carbon steel pipe.
- a cylindrical body 6 having a 50 mm ⁇ , 100 mm long carbon steel pipe with an inner surface coated with molten aluminum was used.
- the AC power supply for electromagnetic induction is 200 V, 60 Hz, and the temperature controller 5, Inverter 9 was used.
- Purified A1q3 recovered from collection part B had a purity of 99.9% or more, and the yield was about 70%. In addition, 5% of what appeared to be decomposition products was collected from the collecting part C.
- a carbon steel pipe with a diameter of 50 ⁇ and a length of 100 mm was used for the cylindrical body of the sublimation part A and the trapping part B as the electromagnetic induction heating material.
- a quartz glass tube having a diameter of 48 ⁇ and a length of 100 mtn was inserted into the inside of the collecting section B, and a quartz glass tube having an outer diameter of 48 mm and a length of 100 mm was inserted as an inner tube.
- 5 g of the Alq3 raw material in the same lot as in Example 1 was purified by sublimation.
- the temperature of the cylindrical body 2 is set to 330 ° C.
- the temperature of the cylindrical body 6 is set to 200 ° C.
- the sublimation pressure is sublimated at 0.05 Torr (6.66 Pa). More than 99% of the purified A1q3 was obtained with a yield of 65%.
- Sublimation section A and collection section B are made of a carbon steel tube with a diameter of 50 mm ⁇ i) and a length of 100 mm for the cylindrical body of sublimation section A and collection section B as the electromagnetic induction heating material. And the inside of the trapping section C is coated with an enamel to prevent the metal part from coming into contact with pyromellitic anhydride, pyromellitic acid, trimellitic acid, hemi-mellitic acid, etc. did.
- the recovery rate of pyromellitic anhydride is 82% as needle-like crystals and the purity is 99.9% or more, and trimerite is contained in a small amount of solid attached to the collecting part C.
- a carbon steel pipe with a diameter of 50 ⁇ and a length of 100 ⁇ was used for the cylindrical body of the sublimation section A and the collection section B as the electromagnetic induction heating material.
- the inside of the collecting part ⁇ and the collecting part C was coated with TiN to prevent contact between the metal part and the sublimable substance.
- TPD ⁇ diphenyl-bis- (3-methynolepheninole)-( ⁇ , —biphenyl) -4,4'-diamin
- the apparatus when a sublimable substance containing impurities is sublimated by electromagnetic induction heating, the apparatus is coated with a material that is inert to the sublimable substance. By doing so, it becomes possible to obtain high-purity products with high purification yields while preventing corrosion of equipment, product contamination, and deterioration of products.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/239,064 US6878183B2 (en) | 2000-03-23 | 2001-03-19 | Sublimation purifying method and apparatus |
JP2001568551A JP4866527B2 (ja) | 2000-03-23 | 2001-03-19 | 昇華精製方法 |
AU2001241197A AU2001241197A1 (en) | 2000-03-23 | 2001-03-19 | Sublimation purifying method and apparatus |
EP01912491A EP1273330B1 (en) | 2000-03-23 | 2001-03-19 | Sublimation purifying method and apparatus |
DE60132763T DE60132763T2 (de) | 2000-03-23 | 2001-03-19 | Verfahren und vorrichtung zur reinigung durch sublimation |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000-82195 | 2000-03-23 | ||
JP2000082195 | 2000-03-23 |
Publications (1)
Publication Number | Publication Date |
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WO2001070364A1 true WO2001070364A1 (fr) | 2001-09-27 |
Family
ID=18599027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2001/002173 WO2001070364A1 (fr) | 2000-03-23 | 2001-03-19 | Procede de purification par sublimation et appareil associe |
Country Status (9)
Country | Link |
---|---|
US (1) | US6878183B2 (ja) |
EP (1) | EP1273330B1 (ja) |
JP (1) | JP4866527B2 (ja) |
KR (1) | KR100599428B1 (ja) |
CN (1) | CN1256998C (ja) |
AU (1) | AU2001241197A1 (ja) |
DE (1) | DE60132763T2 (ja) |
TW (1) | TWI233836B (ja) |
WO (1) | WO2001070364A1 (ja) |
Cited By (7)
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KR100434273B1 (ko) * | 2001-06-29 | 2004-06-05 | 엘지전자 주식회사 | 유기물질의 정제방법 |
CN1306978C (zh) * | 2002-08-02 | 2007-03-28 | 株式会社日本触媒 | 回收升华物质的方法 |
JP2007246424A (ja) * | 2006-03-15 | 2007-09-27 | National Institute Of Advanced Industrial & Technology | 有機材料の精製方法 |
WO2013065626A1 (ja) * | 2011-10-31 | 2013-05-10 | 出光興産株式会社 | 有機材料の精製装置及び有機材料の精製方法 |
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JP2019111507A (ja) * | 2017-12-26 | 2019-07-11 | 株式会社 エイエルエステクノロジー | 精製装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005108372A1 (en) * | 2004-04-05 | 2005-11-17 | Albemarle Corporation | Process to make metal complexes with volatile liquid metal compounds |
KR100582663B1 (ko) * | 2004-07-21 | 2006-05-23 | 제일모직주식회사 | 유기물질의 승화정제방법 |
US20060263279A1 (en) * | 2005-04-28 | 2006-11-23 | Laurencin Cato T | Adjustable path sublimator system and related method of use |
KR100674680B1 (ko) * | 2005-05-18 | 2007-01-25 | (주)루디스 | 고체 재료 연속 고순도 정제장치 |
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- 2001-03-19 US US10/239,064 patent/US6878183B2/en not_active Expired - Lifetime
- 2001-03-19 EP EP01912491A patent/EP1273330B1/en not_active Expired - Lifetime
- 2001-03-19 CN CNB018070043A patent/CN1256998C/zh not_active Expired - Lifetime
- 2001-03-19 KR KR1020027012548A patent/KR100599428B1/ko not_active Expired - Lifetime
- 2001-03-19 WO PCT/JP2001/002173 patent/WO2001070364A1/ja active IP Right Grant
- 2001-03-19 DE DE60132763T patent/DE60132763T2/de not_active Expired - Lifetime
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JP2019111507A (ja) * | 2017-12-26 | 2019-07-11 | 株式会社 エイエルエステクノロジー | 精製装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1273330A1 (en) | 2003-01-08 |
KR100599428B1 (ko) | 2006-07-12 |
CN1256998C (zh) | 2006-05-24 |
EP1273330B1 (en) | 2008-02-13 |
CN1419466A (zh) | 2003-05-21 |
TWI233836B (en) | 2005-06-11 |
US20030030193A1 (en) | 2003-02-13 |
KR20020082490A (ko) | 2002-10-31 |
DE60132763D1 (de) | 2008-03-27 |
EP1273330A4 (en) | 2003-06-04 |
JP4866527B2 (ja) | 2012-02-01 |
AU2001241197A1 (en) | 2001-10-03 |
DE60132763T2 (de) | 2009-02-12 |
US6878183B2 (en) | 2005-04-12 |
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