WO2010073912A1 - 水中カット造粒装置用ダイス - Google Patents
水中カット造粒装置用ダイス Download PDFInfo
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- WO2010073912A1 WO2010073912A1 PCT/JP2009/070645 JP2009070645W WO2010073912A1 WO 2010073912 A1 WO2010073912 A1 WO 2010073912A1 JP 2009070645 W JP2009070645 W JP 2009070645W WO 2010073912 A1 WO2010073912 A1 WO 2010073912A1
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- WIPO (PCT)
- Prior art keywords
- die
- peripheral side
- side fixing
- inner peripheral
- die hole
- Prior art date
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
- B29B9/065—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/58—Component parts, details or accessories; Auxiliary operations
- B29B7/582—Component parts, details or accessories; Auxiliary operations for discharging, e.g. doors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/82—Heating or cooling
- B29B7/826—Apparatus therefor
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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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/865—Heating
Definitions
- the present invention relates to a die for an underwater cut granulator used in an underwater cut granulator for producing pellets of thermoplastic resin.
- the underwater cut granulator includes a die (a die for an underwater cut granulator) that is attached to a cylinder head tip of a kneading extruder through a die holder, a water chamber provided on the downstream side of the die, and the water chamber.
- a cutter drive shaft protruding inward, a cutter drive device for rotating the cutter drive shaft, and a plurality of cutter knives fixed to the cutter drive shaft are provided.
- the die has a large number of die holes.
- the water chamber has a water cooling chamber that fills the cooling water (hot water of about 60 ° C.) for cooling the thermoplastic resin extruded from the kneading extruder so as to be circulated (inflow or outflow).
- the cutter knife is held by a cutter holder fixed to the tip of the cutter drive shaft so as to face the surface of the die.
- thermoplastic resin supplied to the kneading extruder is kneaded by a screw and extruded into the water chamber through the die to form a die. It is cut into pellets by the cutter knife rotating on the surface. Thereby, the underwater pellet granulation of the thermoplastic resin is made.
- Patent Document 1 Conventionally, as an underwater cut granulator die used in this type of underwater cut granulator, for example, there is one disclosed in Patent Document 1.
- dies body of patent document 1 is demonstrated using FIG.
- FIG. 6 is a perspective view showing a 1 / 8-division configuration of a conventional die for an underwater cut granulator.
- the die body 100 has a thick disk shape as a whole.
- the die body 100 has a ring-shaped outer periphery fixing portion 111, a die hole portion 112, an inner periphery fixing portion 113, and a disk-shaped center portion 115 that are sequentially arranged from the outer periphery to the center.
- the outer peripheral fixing portion 111 a plurality of outer peripheral bolt holes penetrating from the front surface to the rear surface are formed at equal intervals in the circumferential direction so as to pass bolts for fixing to the die holder.
- a large number of die holes (not shown) for extruding strands are formed penetrating from the back surface to the front surface. Furthermore, a heating jacket (passage through which the heating fluid flows) (not shown) is formed inside the die hole portion 112 for circulating a heated fluid (for example, heated oil or steam) around each die hole. ing. The heated fluid is flowed in order to prevent the thermoplastic resin from the kneading extruder from solidifying in the die hole.
- the inner periphery fixing portion 113 is formed with a plurality of inner periphery bolt holes penetrating from the front surface to the back surface in the circumferential direction.
- the die body 100 is cooled by a high-temperature die hole 112 heated by a high-temperature (about 300 ° C.) fluid flowing through the heating jacket, and a cooling water of about 60 ° C. in the water cooling chamber of the water chamber.
- a temperature difference is generated between the inner peripheral fixed portion 113 and the central portion 115.
- the die body 100 has a notch portion formed of a slit 114b formed along the inner periphery on the surface side of the inner periphery fixing portion 113 as shown in FIG. 114.
- thermal stress generated on the outer peripheral edge 113b of the inner peripheral fixed portion, which is a boundary portion between the die hole portion 112 and the inner peripheral fixed portion 113, that is, tensile stress generated in the radial direction due to the notch 114. Is cut off.
- the die body 100 is prevented from being damaged such as a crack and the life of the die body 100 is extended.
- the present invention has been made in view of the above problem, and suppresses the solidification of the thermoplastic resin in the die hole in the die hole portion, while the temperature difference between the die hole portion and the inner peripheral side fixing portion. It aims at providing the die
- the present invention is an underwater cut granulator die used in an underwater cut granulator for granulating pellets from a thermoplastic resin derived from a kneading extruder,
- An annular die hole formed with a plurality of die holes for passing a thermoplastic resin, and an outer peripheral side provided on the outer peripheral side of the die hole and fixing the die hole to the kneading extruder
- An outer annular passage formed inside at least one of the die hole portion and the outer peripheral side fixing portion along a line, and the die hole portion along a boundary line between the die hole portion and the inner peripheral side fixing portion.
- At least one of the inner peripheral side fixing portions An inner annular passage formed inside the die hole portion in a region other than a region where each die hole is formed, and the outer annular passage and the inner annular passage communicate with each other, and the die A communication passage for circulating the heated fluid in the outer annular passage and the inner annular passage so as to heat the hole, and provided in the inner peripheral side fixing portion along the inner annular passage,
- a die for an underwater cut granulator comprising a heating unit for heating an inner peripheral side fixing unit.
- the inner peripheral side fixing portion that comes into contact with the cooling water of the underwater cut granulator can be heated by the heating portion, the temperature difference between the die hole portion and the inner peripheral side fixing portion is determined.
- the generation of thermal stress can be suppressed by reducing the size. Therefore, by suppressing the tensile stress generated in the radial direction of the die due to the thermal stress, the occurrence of damage can be prevented and the service life can be extended.
- FIG. 2 is a sectional view taken along line II-II in FIG.
- FIG. 3 is a sectional view taken along line III-III in FIG. 1. It is a front view which shows roughly the structure of the principal part of the dice
- FIG. 5 is a sectional view taken along line VV in FIG. 4. It is a perspective view which shows the 1/8 division
- FIG. 1 is a front view schematically showing a configuration of a main part of a die for an underwater cut granulator according to a first embodiment of the present invention.
- 2 is a cross-sectional view taken along the line II-II in FIG. 3 is a cross-sectional view taken along line III-III in FIG.
- an underwater cutting granulator die 1 according to the first embodiment (hereinafter also simply referred to as a die 1) has a disk shape as a whole.
- the die 1 includes an annular die hole portion 3, an annular outer peripheral side fixing portion 9 disposed on the outer peripheral side of the die hole portion 3, and a disk disposed on the inner peripheral side of the die hole portion 3.
- fixed part 11 is provided.
- the inner peripheral side fixing portion 11 further includes an annular portion 11a on the outer peripheral side and a disk-shaped portion 11b on the inner peripheral side. It is divided into and.
- a tunnel-shaped outer annular passage 7 is formed at a circumferential boundary surface between the die hole portion 3 and the outer peripheral side fixing portion 9, and a circle between the die hole portion 3 and the inner peripheral side fixing portion 11 is formed.
- a tunnel-like inner annular passage 8 is formed on the circumferential boundary surface (see FIGS. 1 and 2). Specifically, as shown in FIG. 2, a concave portion that opens to the outer peripheral side is formed on the outer peripheral surface of the die hole portion 3, and an outer annular shape is formed between the concave portion and the inner side surface of the outer peripheral side fixing portion 9. A passage 7 is formed.
- a recess opening toward the inner peripheral side is formed on the inner peripheral surface of the die hole portion 3, and an inner annular passage 8 is formed between the concave portion and the outer peripheral surface of the inner peripheral side fixing portion 11.
- a recessed part is provided only in the die hole part 3, providing a recessed part in each of the die hole part 3 and each fixing part 9,11, or only in each fixing part 9,11
- the annular passages 7 and 8 can also be formed by providing a recess.
- fixed part 9 located in the outer peripheral side of the die hole part 3 has the several bolt hole 10 for attachment which lets the bolt for fixing the die
- These mounting bolt holes 10 are formed to penetrate from the front surface to the back surface at equally spaced positions in the circumferential direction.
- the die hole portion 3 includes an annular die hole portion main body 3a, a large number of die holes 4 penetrating the die hole portion main body 3a on the front and back sides in order to flow the thermoplastic resin from the extrusion kneader, and the thermoplastic resin
- a large number (multiple rows) of heating jackets 5 (communication passages) for heating the die hole main body 3a so as not to be cured are provided.
- a large number of die hole rows each having a plurality of die holes 4 in a row (six in this embodiment) are formed in the die hole body 3a. As shown in FIGS.
- the heating jacket 5 is a passage that communicates the outer annular passage 7 and the inner annular passage 8, and circulates a heated fluid (for example, heated oil or steam). It is for making it happen.
- the heating jacket 5 is provided inside the die hole main body 3a so as to extend along each die hole row at a position near the die hole row.
- a hardened layer 6 (for example, a TiC hardened layer) is formed on the surface of the die hole main body 3a (FIGS. 2 and 3).
- the die hole main body 3a is divided into a plurality of equally divided regions along the circumferential direction in the front view (in this embodiment, the upper side region is divided into three equal parts, and the lower side region is divided into three equal parts in total).
- each divided region is provided with about 20 to 35 rows (27 rows in this embodiment) of die holes.
- the center line of the die hole row located at the center of each divided region is directed to the center point of the inner peripheral side fixing portion 11 (center point of the die 1). Has been made.
- the outer annular passage 7 includes an upper-side outer annular passage that is convex upward in a front view and a lower semi-circular shape that is convex downward in a front view by a partition block (not shown). It is divided into a side outer annular passage.
- a heating fluid introduction port (not shown) communicating with the upper side outer annular passage and a heating fluid discharge port (not shown) communicating with the lower side outer annular passage are provided in the outer peripheral side fixing portion 9.
- the heating fluid introduced from the heating fluid introduction port is guided from the upper outer annular passage of the outer annular passage 7 to the inner annular passage 8 through the heating jackets 5 and then to the lower heating jackets 5. Through the lower side outer annular passage, it is discharged to the outside of the die 1 through the heating fluid discharge port, whereby the die hole 3 (each die hole 4 portion) is heated. ing.
- the inner peripheral side fixing portion 11 includes an outer peripheral side annular portion 11a and a disc-like portion 11b attached to the inner peripheral side of the annular portion 11a.
- the annular portion 11a has a plurality of mounting bolt holes 12 through which bolts for fixing the die 1 to the die holder are passed. These mounting bolt holes 12 penetrate the annular portion 11a from the front surface to the back surface at equal circumferential intervals (FIGS. 1 and 2).
- an inner peripheral side fixing portion heating jacket 13 (heating portion, heating passage) is provided inside the inner peripheral side fixing portion 11 along the inner annular passage 8. Is provided.
- This inner peripheral side fixing portion heating jacket 13 constitutes a passage through which the heated fluid flows.
- a heated fluid for example, heated oil or steam
- the inner peripheral side fixing portion 11 is heated to increase the temperature.
- the heated oil may be introduced from the lower bottom position and discharged from the upper vertex position.
- the heated fluid introduced into the heating jacket 5 and the heated fluid introduced into the inner peripheral side fixing portion heating jacket 13 may be the same type of fluid or different types of fluid. It is preferable to introduce the same type of fluid into the jackets 5 and 13 from the viewpoint of equipment cost and the like. Further, each jacket 5, 13 is provided on the condition that the temperature difference between the die hole portion 3 and the inner peripheral side fixing portion 11 can be reduced as compared with the configuration without the inner peripheral side fixing portion heating jacket 13.
- the temperature of the superheated fluid to be introduced may be the same or different. More preferably, the temperature of the superheated fluid introduced into the jackets 5 and 13 is individually adjusted so that the dies 1 have a uniform temperature as a whole.
- the inner peripheral side fixing portion heating jacket 13 is provided between the annular portion 11a and the disc-like portion 11b. Specifically, as shown in FIG. 2, a concave portion that opens inward is formed on the inner peripheral surface of the annular portion 11a, and the inner peripheral side fixed between the concave portion and the outer surface of the disk-shaped portion 11b. A partial heating jacket 13 is formed.
- the dice 1 for underwater cut granulators by this embodiment form the channel
- a fixing portion heating jacket 13 is provided. Therefore, according to the die 1, unlike the prior art, the inner peripheral side fixing portion 11 is heated and the temperature difference between the die hole portion 3 and the inner peripheral side fixing portion 11 can be reduced. By suppressing the generation of the thermal stress that generates the tensile stress generated in the case, the occurrence of damage can be prevented and the service life can be extended.
- FIG. 4 is a front view schematically showing a configuration of a main part of a die for an underwater cut granulator according to a second embodiment of the present invention.
- 5 is a cross-sectional view taken along line VV in FIG.
- parts common to the die 1 for an underwater cut granulator according to the first embodiment are denoted by the same reference numerals, description thereof is omitted, and different points will be described.
- the underwater cut granulator die 2 includes a plurality of cartridge heaters 14 provided inside the inner peripheral side fixing portion 11A as shown in FIGS. These cartridge heaters 14 are arranged at equal intervals in the circumferential direction on a circular locus along the inner annular passage 8. Specifically, each of the cartridge heaters 14 is provided in a hole of the inner peripheral side fixing portion 11 ⁇ / b> A that opens toward the back side inside each of the mounting bolt holes 12. Further, the same number of cartridge heaters 14 as the mounting bolt holes 12 are provided at the same pitch as the mounting bolt holes 12 and at different circumferential positions. Thus, since each cartridge heater 14 is provided at a position in the circumferential direction different from each mounting bolt hole 12, heat transfer from the cartridge heater 14 to the die hole portion 3 is performed via the inner peripheral side fixing portion 11A. Can be done effectively.
- each cartridge heater 14 is used, for example, by being inserted into a press heating plate molding machine mold. Specifically, each cartridge heater 14 has a rod-shaped ceramic core wound with a heating wire built in a small-diameter cylindrical sheath whose one end is closed, and has an external appearance of a small-diameter columnar shape.
- the die 2 for underwater cut granulator includes the cartridge heater 14 disposed inside the inner peripheral side fixing portion 11A that comes into contact with the cooling water filling the water cooling chamber of the water chamber. Yes. Therefore, unlike the prior art, the temperature difference between the die hole 3 and the inner peripheral side fixing portion 11A can be reduced by heating the inner peripheral side fixing portion 11A. Thereby, generation
- a ceramic heater or the like can be used as an electric heater instead of the cartridge heater 14.
- a passage such as the inner peripheral side fixing portion heating jacket 13 is provided in the inner peripheral side fixing portion 11, and a ceramic close to an annular shape is provided in the passage.
- a heater or the like may be arranged.
- the present invention is not limited to the above embodiments, and the shape, structure, material, combination, and the like of each member can be appropriately changed without departing from the essence of the present invention.
- the inner peripheral side fixing portion 11 in order to form the heating jacket 13 for the inner peripheral side fixing portion, the inner peripheral side fixing portion 11 is formed into the outer annular portion 11a and the inner disc-like portion 11b in the radial direction.
- the hardened layer 6 on the surface of the die hole main body 3a can be formed by an appropriate method such as thermal spraying of a hard material or sticking of a hard member.
- the present invention is an underwater cut granulator die used in an underwater cut granulator for granulating pellets from a thermoplastic resin derived from a kneading extruder, for passing the thermoplastic resin
- the inner peripheral side fixing portion that comes into contact with the cooling water of the underwater cut granulator can be heated by the heating portion, the temperature difference between the die hole portion and the inner peripheral side fixing portion is determined.
- the generation of thermal stress can be suppressed by reducing the size. Therefore, by suppressing the tensile stress generated in the radial direction of the die due to the thermal stress, the occurrence of damage can be prevented and the service life can be extended.
- the heating unit includes a heating passage provided inside the inner peripheral side fixing portion, and the inner peripheral side fixing portion is heated by circulating a heated fluid through the heating passage.
- the heating unit can be constituted by a heater provided inside the inner periphery fixing unit.
- the inner peripheral side fixing portion has a bolt hole for passing a bolt for fixing to the kneading extruder, and the heating portion is located inside the bolt hole. It is preferable to be provided at a circumferential position.
- the range in which the bolt hole that is easily affected by the tensile stress accompanying the thermal stress can be effectively heated between the heating portion and the inner annular passage, so that it can be used more effectively.
- the lifetime can be extended.
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Abstract
Description
Claims (4)
- 混練押出機から導出される熱可塑性樹脂からペレットを造粒するための水中カット造粒装置に使用される水中カット造粒装置用ダイスであって、
前記熱可塑性樹脂を通すための複数のダイス孔が形成された円環状のダイス孔部と、
前記ダイス孔部の外周側に設けられ、前記ダイス孔部を前記混練押出機に固定するための外周側固定部と、
前記ダイス孔部の内周側に設けられ、前記ダイス孔部を前記混練押出機に固定するための内周側固定部と、
前記ダイス孔部と前記外周側固定部との境界線に沿って前記ダイス孔部及び前記外周側固定部の少なくとも一方の内部に形成された外側環状通路と、
前記ダイス孔部と前記内周側固定部との境界線に沿って前記ダイス孔部及び前記内周側固定部の少なくとも一方の内部に形成された内側環状通路と、
前記各ダイス孔が形成された領域以外の領域で前記ダイス孔部の内部に形成され、前記外側環状通路と前記内側環状通路とを連通し、前記ダイス孔部を加熱するように前記外側環状通路及び前記内側環状通路に加熱された流体を流通させるための連通通路と、
前記内側環状通路に沿って前記内周側固定部の内部に設けられ、前記内周側固定部を加熱するための加熱部とを備えていることを特徴とする水中カット造粒装置用ダイス。 - 前記加熱部は、前記内周側固定部の内部に設けられた加熱用通路からなり、
前記加熱用通路に加熱された流体を流通させることにより前記内周側固定部が加熱されることを特徴とする請求項1に記載の水中カット造粒装置用ダイス。 - 前記加熱部は、前記内周固定部の内部に設けられたヒータからなることを特徴とする請求項1に記載の水中カット造粒装置用ダイス。
- 前記内周側固定部は、前記混練押出機に固定するためのボルトを通すためのボルト孔を有し、
前記加熱部は、前記ボルト孔よりも内周側の位置に設けられていることを特徴とする請求項1に記載の水中カット造粒装置用ダイス。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09834715.6A EP2371504B1 (en) | 2008-12-26 | 2009-12-10 | Die for underwater cutting type pelletizer |
CN200980152503.8A CN102264517B (zh) | 2008-12-26 | 2009-12-10 | 水中切割造粒装置用模 |
US13/142,155 US8727761B2 (en) | 2008-12-26 | 2009-12-10 | Die for underwater cutting type pelletizer |
KR1020117014571A KR101319107B1 (ko) | 2008-12-26 | 2009-12-10 | 수중 컷트 조립 장치용 다이스 |
Applications Claiming Priority (2)
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JP2008-332758 | 2008-12-26 | ||
JP2008332758A JP5149145B2 (ja) | 2008-12-26 | 2008-12-26 | 水中カット造粒装置用ダイス |
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WO2010073912A1 true WO2010073912A1 (ja) | 2010-07-01 |
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PCT/JP2009/070645 WO2010073912A1 (ja) | 2008-12-26 | 2009-12-10 | 水中カット造粒装置用ダイス |
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US (1) | US8727761B2 (ja) |
EP (1) | EP2371504B1 (ja) |
JP (1) | JP5149145B2 (ja) |
KR (1) | KR101319107B1 (ja) |
CN (1) | CN102264517B (ja) |
WO (1) | WO2010073912A1 (ja) |
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KR101403058B1 (ko) * | 2012-07-24 | 2014-06-03 | (주) 다원산업 | 휠 다이스 성형방식의 고형화연료 성형기의 엔드 커버 |
US20170050337A1 (en) * | 2013-05-02 | 2017-02-23 | Melior Innovations, Inc. | Formation apparatus, systems and methods for manufacturing polymer derived ceramic structures |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4843043A (ja) * | 1971-09-28 | 1973-06-22 | ||
JPH10264151A (ja) * | 1997-03-28 | 1998-10-06 | Japan Steel Works Ltd:The | 合成樹脂用造粒ダイス |
JPH1158374A (ja) * | 1997-08-22 | 1999-03-02 | Japan Steel Works Ltd:The | 造粒用ダイス |
JPH11277528A (ja) * | 1998-03-30 | 1999-10-12 | Kobe Steel Ltd | 樹脂ペレット製造用ダイス |
JP2003220606A (ja) * | 2002-01-30 | 2003-08-05 | Japan Steel Works Ltd:The | 樹脂水中造粒ダイス |
WO2004080678A1 (ja) * | 2003-03-12 | 2004-09-23 | Sekisui Plastics Co., Ltd. | 造粒用ダイス、造粒装置、および発泡性熱可塑性樹脂粒子の製造方法 |
JP2006168235A (ja) * | 2004-12-17 | 2006-06-29 | Japan Steel Works Ltd:The | 熱可塑性樹脂材料の水中造粒方法および熱可塑性樹脂水中造粒用ダイス |
JP2008528332A (ja) * | 2005-01-25 | 2008-07-31 | ガラ・インダストリーズ・インコーポレイテッド | 水中用ペレタイザーの中央加熱ダイプレート |
JP2008207435A (ja) | 2007-02-26 | 2008-09-11 | Toyo Seikan Kaisha Ltd | 空調機能付きブロー成形機 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3461495A (en) * | 1967-06-01 | 1969-08-19 | Black Clawson Co | Pelletizing die plate |
US3492716A (en) * | 1968-09-20 | 1970-02-03 | Andale Co | Production of extruder heads |
US3599286A (en) * | 1968-11-12 | 1971-08-17 | Norton Co | Thermally insulated extrusion die and method of making |
US4123207A (en) * | 1976-03-29 | 1978-10-31 | Gala Industries, Inc. | Underwater pelletizer and heat exchanger die plate |
US4378964A (en) * | 1980-01-08 | 1983-04-05 | Trw Inc. | Internally insulated extrusion die |
US4720251A (en) * | 1984-08-24 | 1988-01-19 | Muesco Mallay Houston Inc. | Extrusion die plate construction |
US4856974A (en) * | 1986-05-22 | 1989-08-15 | Rogers Tool Works, Inc. | Internally insulated extrusion die |
US4752196A (en) * | 1986-05-22 | 1988-06-21 | Rogers Tool Works, Inc. | Internally insulated extrusion die |
DE3702052C1 (de) * | 1987-01-24 | 1988-07-14 | Degussa | Verfahren zur Herstellung von Natriumalkoholat hoher Reinheit aus dem Filtrationsrueckstand von schmelzelektrolytisch gewonnenem Rohnatrium |
DE3809735C1 (ja) * | 1988-03-23 | 1989-06-08 | Werner & Pfleiderer Gmbh, 7000 Stuttgart, De | |
US5017119A (en) * | 1990-04-03 | 1991-05-21 | Lauri Tokoi | Cutting means for underwater pelletizer |
JP3672470B2 (ja) * | 1999-12-24 | 2005-07-20 | 株式会社神戸製鋼所 | 樹脂ペレット製造用ダイス |
ITMI20012708A1 (it) * | 2001-12-20 | 2003-06-20 | Enichem Spa | Dispositivo per la granulazione a caldo di polimeri termolastici |
US7524179B2 (en) | 2005-01-25 | 2009-04-28 | Gala Industries, Inc. | Center heated die plate with two heat zones for underwater pelletizer |
CN101107108B (zh) | 2005-01-25 | 2011-01-26 | 卡拉工业公司 | 用于水下造粒机的中心加热模板 |
KR100666357B1 (ko) | 2005-09-26 | 2007-01-11 | 세메스 주식회사 | 기판 처리 장치 및 기판 처리 방법 |
DE202006004677U1 (de) * | 2005-12-30 | 2006-06-14 | Rieter Automatik Gmbh | Düsenplatte eines Unterwassergranulators |
JP4402701B2 (ja) | 2007-02-26 | 2010-01-20 | 株式会社日本製鋼所 | 合成樹脂造粒用ダイス |
US20100129479A1 (en) * | 2008-11-25 | 2010-05-27 | Kennametal Inc. | Pelletizing die plate, pelletizing die assembly, and method for making the same |
JP5572009B2 (ja) | 2010-06-07 | 2014-08-13 | 株式会社神戸製鋼所 | 水中カット造粒装置用ナイフホルダ |
-
2008
- 2008-12-26 JP JP2008332758A patent/JP5149145B2/ja active Active
-
2009
- 2009-12-10 WO PCT/JP2009/070645 patent/WO2010073912A1/ja active Application Filing
- 2009-12-10 US US13/142,155 patent/US8727761B2/en active Active
- 2009-12-10 KR KR1020117014571A patent/KR101319107B1/ko active IP Right Grant
- 2009-12-10 CN CN200980152503.8A patent/CN102264517B/zh active Active
- 2009-12-10 EP EP09834715.6A patent/EP2371504B1/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4843043A (ja) * | 1971-09-28 | 1973-06-22 | ||
JPH10264151A (ja) * | 1997-03-28 | 1998-10-06 | Japan Steel Works Ltd:The | 合成樹脂用造粒ダイス |
JPH1158374A (ja) * | 1997-08-22 | 1999-03-02 | Japan Steel Works Ltd:The | 造粒用ダイス |
JPH11277528A (ja) * | 1998-03-30 | 1999-10-12 | Kobe Steel Ltd | 樹脂ペレット製造用ダイス |
JP2003220606A (ja) * | 2002-01-30 | 2003-08-05 | Japan Steel Works Ltd:The | 樹脂水中造粒ダイス |
WO2004080678A1 (ja) * | 2003-03-12 | 2004-09-23 | Sekisui Plastics Co., Ltd. | 造粒用ダイス、造粒装置、および発泡性熱可塑性樹脂粒子の製造方法 |
JP2006168235A (ja) * | 2004-12-17 | 2006-06-29 | Japan Steel Works Ltd:The | 熱可塑性樹脂材料の水中造粒方法および熱可塑性樹脂水中造粒用ダイス |
JP2008528332A (ja) * | 2005-01-25 | 2008-07-31 | ガラ・インダストリーズ・インコーポレイテッド | 水中用ペレタイザーの中央加熱ダイプレート |
JP2008207435A (ja) | 2007-02-26 | 2008-09-11 | Toyo Seikan Kaisha Ltd | 空調機能付きブロー成形機 |
Also Published As
Publication number | Publication date |
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US8727761B2 (en) | 2014-05-20 |
EP2371504A1 (en) | 2011-10-05 |
JP5149145B2 (ja) | 2013-02-20 |
KR20110089365A (ko) | 2011-08-05 |
EP2371504A4 (en) | 2014-01-01 |
US20120009291A1 (en) | 2012-01-12 |
JP2010149473A (ja) | 2010-07-08 |
EP2371504B1 (en) | 2018-10-03 |
CN102264517B (zh) | 2016-03-02 |
CN102264517A (zh) | 2011-11-30 |
KR101319107B1 (ko) | 2013-10-17 |
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