WO2005021227A1 - 重合体製造装置 - Google Patents
重合体製造装置 Download PDFInfo
- Publication number
- WO2005021227A1 WO2005021227A1 PCT/JP2004/012439 JP2004012439W WO2005021227A1 WO 2005021227 A1 WO2005021227 A1 WO 2005021227A1 JP 2004012439 W JP2004012439 W JP 2004012439W WO 2005021227 A1 WO2005021227 A1 WO 2005021227A1
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- WO
- WIPO (PCT)
- Prior art keywords
- polymer
- water
- vent opening
- solvent
- pump
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/01—Processes of polymerisation characterised by special features of the polymerisation apparatus used
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
- C08F6/001—Removal of residual monomers by physical means
- C08F6/005—Removal of residual monomers by physical means from solid polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing means
- B29C48/762—Vapour stripping
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
- C08F6/06—Treatment of polymer solutions
- C08F6/10—Removal of volatile materials, e.g. solvents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
Definitions
- the present invention relates to a polymer production apparatus for producing a highly pure polymer having a very small amount of volatile components from a commonly used polymer such as a resin or rubber.
- polymers such as resin and rubber generate a lot of organic volatile matter (degassing / molecular contaminants) when used, causing pollution in the semiconductor manufacturing process and sick houses in houses.
- Low molecular weight components include unreacted monomers produced during polymerization, reactants such as oligomers produced by the reaction, polymerization aids such as stones used during polymerization, plasticizers added directly to the polymer, Additives such as anti-aging agents, molding aids such as mold release agents mixed in during polymer molding, lubricating oil components used in molding machines, contaminants from the environment or from equipment, Degradation Caused by decomposition products.
- Patent Document 1 discloses that a polymer (that is, a polymer) is pushed from upstream to downstream by rotating a screw in a cylinder provided with a plurality of vents. It discloses an extruder that discharges and a method of devolatilizing and exhausting in the extruder. In this devolatilization and evacuation method, when evacuating with a vacuum pump connected to the vent, the devolatilization and evacuation are performed by drawing the exhaust from the downstream vent into the upstream vent. Patent Literature 1 also describes that a water injection section is provided upstream of each vent and water is injected from the water injection section.
- Patent Document 2 discloses a water injection dispersion zone for supplying water to a polymer and a devolatilizing zone for evaporating volatiles in the polymer together with water.
- a twin-screw extruder having a cylinder provided with a screw is disclosed.
- Patent Document 2 discloses that a water injection dispersion zone and a devolatilization are used in order to efficiently vaporize volatile components in a polymer together with water. It is proposed to provide a decompression and expansion zone between the zones.
- Patent Document 3 proposes a method for removing volatile substances of a vent-type twin-screw extruder for removing volatile substances from a thermoplastic resin. .
- the injection position of a liquid devolatilization aid such as water into the thermoplastic resin is selected, and the pressure of the thermoplastic resin is equal to or higher than the saturation pressure of the liquid devolatilization aid.
- the pressure is reduced to a pressure lower than atmospheric pressure to vaporize volatile substances together with the liquid devolatilizing agent, and Exhaust to According to this removal method, since the liquid devolatilizing agent at the injection position is maintained at a pressure higher than the saturated vapor pressure, the liquid devolatilizing agent is not vaporized and fine particles are contained in the molten polymer. And distributed. As a result, the total area of the particles of the liquid devolatilizing agent is significantly increased, and the transfer of volatile substances to the liquid devolatilizing agent is promoted. In this state, when the pressure is reduced to a pressure lower than the atmospheric pressure, the volatile substances are quickly vaporized together with the liquid devolatilizing agent and exhausted out of the cylinder.
- Patent Document 3 discloses that as a twin-screw extruder for realizing the above-described removal method, a pressure inlet for injecting a liquid devolatilizing aid is provided upstream of a ventro for reducing the pressure to a pressure lower than the atmospheric pressure, An extruder provided with a mixing element and a resistor between the outlet and the upstream side of the vent port is disclosed.
- Patent Document 4 discloses that, in order to devolatilize a resin raw material, a blocking member is provided upstream of a vent portion.
- a devolatilizing kneading extruder having a configuration in which a kneading section is provided upstream of the blocking section is disclosed.
- Patent Document 4 discloses that a liquid devolatilizing agent injection nozzle is provided in a kneading section, and the pressure of the resin raw material staying in the kneading section is increased to be higher than the vapor pressure of the devolatilizing agent, thereby increasing the pressure of the resin raw material. It is clear that high efficiency devolatilization can be realized. Disclosure of the invention
- Patent Document 1 discloses an extruder that draws exhaust from a downstream vent to the upstream side to perform devolatilization and exhaust
- Patent Document 2 discloses that an extruder is provided between a water injection dispersion zone and a devolatilization zone.
- An extruder provided with a vacuum expansion zone is disclosed.
- Patent Document 3 discloses an extruder in which a mixing element and a resistor are provided between a pressure inlet and a vent port
- Patent Document 4 discloses an extruder in which a kneading section is provided upstream of a blocking portion. I have.
- Patent Documents 1 to 4 improve the structure of the extruder itself or the structure of the exhaust system of the cylinder of the extruder, thereby reducing volatile components in the polymer. Removal is described.
- Patent Documents 1 to 4 simply improving the structure of the extruder itself as described in Patent Documents 1 to 4 or the structure of the exhaust system of the extruder cylinder may result in the incorporation of degraded decomposition products into the polymer or contamination. It turned out that it was not possible to prevent the contamination of the substance. That is, Patent Documents 1 to 4 only intend to remove volatile components contained in the polymer, and do not consider at all the elimination of contaminants added to the polymer from the outside.
- the present invention can investigate the presence of contaminants added to the extruder from the outside and contaminants such as degraded decomposed products generated in the extruder itself and mixed into the polymer. Manufacturing equipment and methods are contemplated. That is, the present invention provides: (1) a degraded decomposed product generated by contact of a molten polymer with a member surface; (2) a contaminant contained in water to be injected; and (3) a backflow of a surface contaminant in an exhaust system.
- the present inventor has found the fact that degraded decomposition products or contaminants are mixed in the polymer, and based on this finding, proposes a method for preventing the generation and contamination of contaminated materials.
- the polymer low molecular weight component having a molecular weight of 1000 or less is brought into contact with a commonly used device member such as Ni, Fe, Cr, etc. by heating and melting the polymer.
- a commonly used device member such as Ni, Fe, Cr, etc.
- the polymer was formed by a reaction in which the molten polymer decomposed due to the catalytic action of Ni, Fe, Cr and the like. It has also been found that contaminants such as organic substances, metals, halogens and ions contained in the injected water are mixed into the molten polymer.
- an object of the present invention is to reduce at least one of contamination of a polymer resulting from the generation of degraded decomposition products, contamination from injection water, and contamination from an exhaust system, thereby achieving high-purity polymer.
- Another object of the present invention is to provide a method for producing a high-purity polymer in which contamination of the polymer during purification of the polymer is prevented.
- Still another object of the present invention is to provide a polymer production apparatus capable of reducing the adverse effect of a polymer having a molecular weight of 100 or less, in particular, a molecular weight of 200 to 400, and obtaining a high-purity polymer. That is.
- a member a screw, a cylinder, etc.
- the surface of the device member that comes into contact with the polymer is covered with an oxide film by performing an oxidation passivation process, thereby preventing the generation of low molecular weight components due to polymer deterioration.
- the oxidation passivation is preferably a chromium oxide passivation or an aluminum oxide passivation.
- the oxide film obtained by the oxidation passivation treatment is preferably a passive metal oxide film, and particularly preferably a metal oxide film containing at least one of aluminum and chromium.
- the generation of organic substances due to the deterioration of the polymer that is, the generation of the exhaust gas component can be reduced.
- the contact surface with the molten polymer and the gas contact surface of the equipment are coated with aluminum oxide passivation film or chromium oxide passivation film, the catalytic action of these films is extremely weak, so that the polymer deteriorates at high temperatures and Suitable for high temperature treatment because it can suppress thermal decomposition and gas decomposition ing.
- the higher the temperature of the polymer the lower the viscosity and the higher the amount of treatment. Therefore, high-temperature treatment is preferable, but there is a problem that degradation due to thermal decomposition occurs.
- the temperature of the thermal decomposition on the surface of the above-mentioned passivation film is much higher than that of Ni or the like, so that high-temperature treatment with reduced thermal decomposition is possible.
- the invention according to claim 6 of the present application includes an inlet for injecting a solvent, and a vent opening for exhausting, while injecting the solvent into the molten polymer from the inlet and exhausting from the vent opening.
- a gasket for a flange at a joint portion including the inlet, the vent opening, and the exhaust portion is made of any one of a metal, a ceramic, and a perfluorofluororubber. Is obtained.
- a metal or ceramic is used for a flange and a gasket which are not frequently opened and closed, and a perfluorofluorine-based special rubber (having a low molecular weight component is small) is used for a flange and a gasket which are frequently opened and closed. This can prevent organic matter contamination from the gasket.
- a small amount of inert gas is flowed from the upstream of the exhaust section to prevent reverse diffusion, thereby contaminating reverse diffusion from the exhaust section, that is, oil components and outside air used in the pump,
- the reduced low molecular weight components can be reduced from backflowing and contaminating the polymer.
- the organic substance contamination from the injected water can be suppressed.
- Oxygen dissolved in water causes polymer oxidative deterioration, which causes the formation of a low-molecular-weight polymer deteriorated product that is a cause of art gas. Therefore, it is preferable to use water from which dissolved oxygen has been removed as the ultrapure water to be injected.
- Examples of water from which dissolved oxygen in water has been removed include inert gas replacement water in which dissolved oxygen in water has been replaced with an inert gas such as nitrogen, degassed water in which dissolved oxygen has been degassed by reducing the pressure, or trace amounts of water in water.
- Hydrogen water obtained by dissolving hydrogen and reducing dissolved oxygen can be used.
- the inert gas replacement water can be obtained by a publishing method in which an inert gas is bubbled in water, or a pressure swing method (batch pressure fluctuation method) in which the pressure of water is changed in the inert gas.
- Deaerated water uses a deaeration membrane and contacts the deaeration membrane water It is obtained by removing the dissolved oxygen in the water by reducing the pressure on the non-treated side.
- Hydrogen water is obtained by dissolving a trace amount of hydrogen in ultrapure water, and the dissolved hydrogen concentration is usually 2 ppm.
- the polymer molding apparatus which can inject
- the polymer molding apparatus is an apparatus capable of molding a polymer by melting a polymer in a cylinder by a screw, and extruding the molten polymer described in Examples, a film, a sheet, a tube, a fiber, or Extrusion molding equipment for producing pellets, etc., injection molding equipment for injecting molten polymer and pouring it into a mold to produce molded products, and inflating the polymer with gas such as air while extruding the molten polymer
- blow molding equipment for molding bags, bottles and the like. Among the blow molding equipment, in the case of injection molding which is often used for PET bottles and shampoo bottles, Parison
- the molten polymer excluding outgas components is solidified into pellets by water injection, and can be continuously molded without being released to the atmosphere. Can be suppressed.
- FIG. 1 is an axial sectional view illustrating a polymer production apparatus according to the present invention (Example 1).
- FIG. 2 is a lateral cross-sectional view of the polymer manufacturing apparatus shown in FIG.
- FIG. 3 is a graph showing the outgas removal effect of the polymer production apparatus according to the present invention.
- FIG. 4 is a block diagram illustrating an exhaust system used in the polymer production apparatus according to the present invention (Example 2).
- FIG. 5 is a view showing an injection molding machine constituting a polymer production apparatus according to the present invention (Example 3).
- the twin-screw extruder includes a cylinder 10 extending in the left-right direction (ie, an axial direction) of FIG. 1 and a screw 11 arranged in the cylinder 10 and rotating in the cylinder.
- the cylinder 10 defines a cylinder space extending in parallel with the axial direction, and a screw 11 is provided in each cylinder space.
- the illustrated screw 11 has a diameter of 44 mm and a length of 230 mm.
- the twin-screw extruder shown in FIG. 1 has a hopper 12 provided at the left end, and a die connection part 13 provided at the right end.
- the cylinder 10 is provided with a hopper 12 and a die connection part 13. Between and are divided into 15 cylinder units C1 to C15.
- the plastic pellets charged as a raw material polymer to the hopper 12 are heated and melted in the cylinder 110, and in this state, when the screw 11 rotates, it is kneaded, and the cylinder unit is cooled.
- Sent from C1 to C15 The melted and kneaded polymer is extruded from the die connection part 13 to a separately provided die, and a product formed into a pellet, film, sheet, tube, or fiber is removed from the die. .
- the illustrated cylinder units C7, C10, and C13 of the twin-screw extruder have an inlet 1 for introducing ultrapure water into the cylinder 10 as a solvent (devolatilizing aid).
- 5a, 15b, and 15c are provided and each inlet 15a, 15b, and
- Ultrapure water is supplied to 15 c through a pipe from a water storage tank (not shown).
- ultrapure water is water with a TOC concentration of organic matter of 1 ppb or less.
- the cylinder units C 8, C ll, and C 14 are provided with vent openings 16 a, 16 b, and 16 c, and the vent openings 16 a, 16 b , as well as,
- 16c are connected to pipes 17a, 17b, and 17c, respectively, and pipe flanges 18a, 18b, 18c, and 18c provided at the other end of each pipe are provided. It is connected to an exhaust system 30 including a pump 20 via another pipe 19. Where the vent opening 1 6
- the pipes 17 a to l 7 c connected to a to l 6 c, the pipe flanges 18 a to l 8 c, and the other pipes 19 form an exhaust part.
- the water inlet 15a and the vent opening 16a arranged adjacent to the die connection 13 side with respect to the water inlet 15a constitute a pair
- the water inlet 15b and the vent opening 16b, and the water inlet 15c and the vent opening 16c form a pair, respectively.
- passivation films 22 and 24 are formed on the inner surface of the cylinder 10 and the surface of the screw 11 by oxidation treatment, as indicated by thick lines or black portions, respectively. I have.
- the metal is oxidized as the passivation treatment.
- chromium or aluminum can be considered, but aluminum is preferably used.
- a gas having an oxygen concentration of 500 ppb to 100 ppm is used, and at a temperature of 700 to 1200 ports, about 30 minutes to 3 hours.
- a desired aluminum oxide film can be formed on these metal members.
- the piping flanges 18a to 18c and the gasket provided therein are made of a special perfluorofluororubber, for example, tetrafluoroethylene-perfluorovinylether (FFKM) fluororubber. are doing. As described above, by using the fluorofluoro rubber, it is possible to eliminate the organic contamination of the polymer caused by the rubber. Further, the pipe flange and the gasket may be made of ceramic or metal.
- FFKM tetrafluoroethylene-perfluorovinylether
- the polymer supplied from the hopper 12 to the cylinder unit C1 is heated and melted, kneaded by the rotation of the screw 11 and moves in the cylinder 10 in the direction of the die connection unit 13.
- the ultrapure water is injected into the molten polymer from the inlet 15a in the cylinder unit C7, the ultrapure water is kneaded with the polymer and is vaporized to form fine bubbles. Disperse in the polymer.
- the outgas component contained in the polymer moves into the air bubbles and goes to the vent opening 16a.
- vent opening 16a of the cylinder unit C8 Since the vent opening 16a of the cylinder unit C8 is connected to the pump 20 via the pipe 17a and is evacuated by the pump 20, the air bubbles containing the art gas component from the cylinder unit C7 are not discharged. It is discharged to the outside by the pump 20 through the vent opening 16a of the cylinder unit C8. The same operation is performed between the inlet 15b of the cylinder unit C10 and the vent opening 16b of the cylinder unit C11, and the injection of the cylinder unit C13 ⁇ 15 This is also done between c and the vent opening 16c of the cylinder unit C14. As a result, a polymer product having a small outgas component can be extruded.
- the raw material polymer supplied to the hopper 12 is a styrene-based thermoplastic elastomer (SEBS: polystyrene ethylene-butylene copolymer) that contains a relatively large amount of outgas components and is a chain polymer. (Polymer) was used for extrusion molding.
- SEBS polystyrene-based thermoplastic elastomer
- the outgas amount of SEBS as the raw material polymer before being supplied to the hopper 12 was 211 ppm (weight ratio).
- the amount of outgas was collected by 100 ports for 60 minutes and analyzed by GC-MS (Gas chro oma tog ra phy—mass spec t ro s co py).
- the twin-screw extruder shown in Fig. 1 compares volatile components. It can be seen that a commercially available polymer containing an extremely large amount can be used for semiconductor device packages, mechanical seals, and the like.
- Cycloolefin polymer is generally known as a low-outgas plastic material (polymer), but the outgas amount of the COP is about 3.2 ppm as shown in FIG.
- the polymer production apparatus according to the above can reduce the amount of outgas to about the same level as COP. Therefore, in the present invention, a commercially available polymer can be applied to members or the like in which only COP can be used conventionally.
- the polymer manufacturing apparatus can prevent contamination of the molten polymer due to backflow, back diffusion, etc. of bubbles containing outgas components. it can.
- FIG. 4 only the exhaust system 30 is shown for simplicity of the drawing.
- the illustrated exhaust system 30 includes, as the pump 20, a rotor and a stay, and has, for example, an evening molecular pump having an intake port 32 and an exhaust port. Further, an auxiliary pump 36 is connected to the exhaust port 34. like this In addition, when exhaust was performed only by the turbo molecular pump 20 and the auxiliary pump 36, it was found that moisture from the auxiliary pump 36 side flowed back to the molecular pump 20 side.
- an inert gas for example, N 2 gas is supplied from the upstream side of the exhaust side of the turbo-molecular pump 20 via the mass controller 38 to the gas introduction section (not shown) through the turbo-molecular pump. It is introduced on the exhaust side.
- the moisture could be reduced to about 10 ppb by setting the flow rate of the N 2 gas to about 10% of the flow rate of the exhausted gas (bubbles).
- the inert gas is introduced between the exhaust side of the molecular pump 20 and the auxiliary pump 36.
- an injection molding machine is shown as a polymer manufacturing apparatus according to Embodiment 3 of the present invention.
- the illustrated injection molding machine is provided with a heating cylinder 40, a hopper 42, and a screw 44, and the screw 44 is rotated by a driving unit 46 in the heating cylinder 40, and also in a horizontal direction in the figure.
- Go to A molten plastic as a polymer is injected into a mold 50 from a nozzle 48 provided at the tip of the cylinder 40.
- the mold 50 is opened and closed by a toggle mechanism 52.
- the operation itself of the injection molding machine is well known and will not be described in detail here.
- the illustrated injection molding machine is similar to the twin-screw extruder shown in FIG. 1, and is a member that comes into contact with the molten polymer, for example, the inner surface of a heating cylinder 40, the surface of a screw 44, and a hopper.
- a passivation oxide film (indicated by a thick line or a black portion) is formed by a passivation treatment.
- the passivation oxide film is also made of chromium or Is preferably a metal oxide film such as aluminum, and particularly preferably an aluminum oxide film is formed. Since the aluminum oxide film can be formed by the method described with reference to FIG. 1, the description is omitted here.
- the illustrated injection molding machine is provided with inlets 55a, 55b, 55c for injecting ultrapure water into the heating cylinder 40, and by injecting ultrapure water into bubbles.
- Vent openings 57a, 57b, 57c for exhausting the transferred components are provided, and these vent openings 57a, 57b, 57c are connected to the pump 20 via piping. It has been done. Also in this example, the above-described passivation treatment is applied to the pump 20 and the piping. Further, it is preferable that the exhaust system including the pump 20 be configured as shown in FIG. Industrial applicability
- the present invention by reducing the contamination of the polymer caused by the apparatus itself, outgassing can be suppressed to a minimum and a high-purity polymer can be obtained. Further, by using ultrapure water as the injection water, contamination from the injection water can be prevented. In addition, by preventing reverse diffusion of the gas exhausted by the pump, contamination due to the reverse flow of the gas can also be prevented.
- a polymer having a very small amount of volatile outgas can be produced by improving the structure of the device, so that not only the plastic component forming the semiconductor device but also the building material for houses, automobiles, electric It can also be used to produce polymers used in electronics, medicine, biotechnology, etc., and its application is extremely wide.
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- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Graft Or Block Polymers (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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EP04772395A EP1671772A1 (en) | 2003-08-28 | 2004-08-24 | Apparatus for producing polymer |
JP2005513495A JPWO2005021227A1 (ja) | 2003-08-28 | 2004-08-24 | 重合体製造装置 |
US10/569,624 US20070066797A1 (en) | 2003-08-28 | 2004-08-24 | Apparatus for producing polymer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2003304960 | 2003-08-28 | ||
JP2003-304960 | 2003-08-28 |
Publications (1)
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WO2005021227A1 true WO2005021227A1 (ja) | 2005-03-10 |
Family
ID=34269284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2004/012439 WO2005021227A1 (ja) | 2003-08-28 | 2004-08-24 | 重合体製造装置 |
Country Status (6)
Country | Link |
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US (1) | US20070066797A1 (ja) |
EP (1) | EP1671772A1 (ja) |
JP (1) | JPWO2005021227A1 (ja) |
KR (1) | KR20070015358A (ja) |
TW (1) | TWI312310B (ja) |
WO (1) | WO2005021227A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009234806A (ja) * | 2008-03-25 | 2009-10-15 | Sumitomo Chemical Co Ltd | 再生硫黄回収装置 |
US7955540B2 (en) * | 2007-01-19 | 2011-06-07 | Exxonmobil Chemical Patents Inc. | Extrusion of thermoplastic elastomers |
JP2016141064A (ja) * | 2015-02-03 | 2016-08-08 | 住友ゴム工業株式会社 | 混練装置および混練り方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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AT503014B1 (de) * | 2006-04-27 | 2007-07-15 | Schulz Helmuth | Vorrichtung zum extrudieren von thermoplastischem kunststoffgut |
JP5619239B1 (ja) * | 2013-08-27 | 2014-11-05 | 株式会社日本製鋼所 | ベント式二軸混練押出装置及び方法 |
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- 2004-08-24 KR KR1020067004073A patent/KR20070015358A/ko not_active Application Discontinuation
- 2004-08-24 US US10/569,624 patent/US20070066797A1/en not_active Abandoned
- 2004-08-24 EP EP04772395A patent/EP1671772A1/en not_active Withdrawn
- 2004-08-24 WO PCT/JP2004/012439 patent/WO2005021227A1/ja active Application Filing
- 2004-08-24 JP JP2005513495A patent/JPWO2005021227A1/ja not_active Ceased
- 2004-08-27 TW TW093125773A patent/TWI312310B/zh not_active IP Right Cessation
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Cited By (3)
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US7955540B2 (en) * | 2007-01-19 | 2011-06-07 | Exxonmobil Chemical Patents Inc. | Extrusion of thermoplastic elastomers |
JP2009234806A (ja) * | 2008-03-25 | 2009-10-15 | Sumitomo Chemical Co Ltd | 再生硫黄回収装置 |
JP2016141064A (ja) * | 2015-02-03 | 2016-08-08 | 住友ゴム工業株式会社 | 混練装置および混練り方法 |
Also Published As
Publication number | Publication date |
---|---|
TWI312310B (en) | 2009-07-21 |
TW200517233A (en) | 2005-06-01 |
US20070066797A1 (en) | 2007-03-22 |
KR20070015358A (ko) | 2007-02-02 |
JPWO2005021227A1 (ja) | 2006-10-26 |
EP1671772A1 (en) | 2006-06-21 |
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