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WO2009091073A1 - Procédé et appareil pour former des fils - Google Patents

Procédé et appareil pour former des fils Download PDF

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Publication number
WO2009091073A1
WO2009091073A1 PCT/JP2009/050904 JP2009050904W WO2009091073A1 WO 2009091073 A1 WO2009091073 A1 WO 2009091073A1 JP 2009050904 W JP2009050904 W JP 2009050904W WO 2009091073 A1 WO2009091073 A1 WO 2009091073A1
Authority
WO
WIPO (PCT)
Prior art keywords
gas
holes
die
inactive
strand forming
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2009/050904
Other languages
English (en)
Inventor
Masanobu Hagiwara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yazaki Corp
Original Assignee
Yazaki Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yazaki Corp filed Critical Yazaki Corp
Priority to MX2010007789A priority Critical patent/MX2010007789A/es
Priority to CN200980101952XA priority patent/CN101909838A/zh
Publication of WO2009091073A1 publication Critical patent/WO2009091073A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • 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
    • B29C48/27—Cleaning; Purging; Avoiding contamination
    • B29C48/272—Cleaning; Purging; Avoiding contamination of dies
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • 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
    • 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
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/91—Heating, e.g. for cross linking
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/005—Using a particular environment, e.g. sterile fluids other than air
    • 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
    • B29C48/04—Particle-shaped

Definitions

  • the present invention relates to a strand forming method for extruding strands from a compound extruded from a mixer and a strand forming apparatus which includes a mixer.
  • JP-A-2003-112317 discloses a pellet manufacturing technique in which strands are extruded from holes in a die which is attached to a cylinder head of a mixer via a nozzle portion, and the strands are cut to a predetermined length with a rotary cutter at the same time as the strands are so extruded into pellets.
  • a casing is attached integrally to the die on a side thereof from which strands are extruded.
  • the casing is formed in such a manner that an interior space of the casing can be filled with an inactive gas.
  • the pellets so formed are made to pass through the casing which is filled with the inactive gas, and therefore, it means that the forming method and apparatus are adopted in which the pellets are prevented from being exposed to oxygen in the air until they get out of the casing.
  • the forming method and apparatus are those which take apply consideration to preventing the reduction in physical properties, the forming method and apparatus have a problem that the apparatus becomes large in size or a large space has to be provided for installation thereof because the casing which is filled with the inactive gas has to be provided or the casing has to be integrated with the die.
  • the forming method and apparatus also have a problem that replacement of dies or maintenance work of the apparatus becomes difficult.
  • any improving methods that have been made to aim at increasing fluidity by improving die materials or changing configurations of holes in a die in order to prevent the generation of resin deposits cannot constitute permanent countermeasures due to the aging of a die used or alteration in the configuration of holes in the die.
  • an object of the invention is to provide a method and apparatus for forming strands which can ensure the quality of resulting pellets sufficiently even though the configuration of the forming apparatus is simplified.
  • a strand forming method including extruding to form strands from holes arranged in a die or dies while spraying an inactive gas towards the holes.
  • the peripheries of the holes in the die or dies are filled with the inactive gas. Even though resin deposits are produced, there occurs a state in which the portions where the resin deposits are so produced are prevented from being exposed to oxygen in the air by spray of the inactive gas.
  • a strand forming method as set forth in the first aspect of the invention, wherein the inactive gas is heated and is sprayed while a gas flow of the inactive gas is being regulated.
  • the inactive gas which is heated and regulated with respect to the gas flow thereof.
  • a strand forming apparatus including: a die having holes; and a gas spraying unit which is provided in the vicinity of the holes to spray an inactive gas towards the holes.
  • the forming apparatus is made to have a configuration which needs neither apparatus which is large in size nor a large space in the vicinity of the die or dies.
  • a strand forming apparatus as set forth in the third aspect of the invention, including a heater which heats the inactive gas, and a gas flow regulator which regulates a gas flow of the inactive gas, wherein the heater and the gas flow regulator are provided upstream of the gas spraying unit.
  • the inactive gas is heated and regulated with respect to the gas flow thereof by the heater and the gas flow regulator, respectively, and since the inactive gas which is high in temperature and uniform in gas flow is sprayed from the gas spraying unit in this state, solidification of resin deposits produced on the peripheries of the holes in the die or dies is prevented.
  • a strand forming apparatus as set forth in the third aspect of the invention, including a movable arm which moves the gas spraying unit towards and away from the holes, and an angle adjusting mechanism which changes a mount angle of the gas spraying unit which is mounted on the movable arm.
  • the gas spraying unit is made to approach the die or dies for use by moving the movable arm in forming strands.
  • the movable arm is moved in a reverse direction so as to move the gas spraying unit away from the holes in the die or dies.
  • the gas spraying unit is adjusted to an optimum spraying angle in the vicinity of the holes in the die or dies for use.
  • it is effective to adopt a configuration in which a carriage or the like is used to move the gas spraying unit or the movable arm.
  • a strand forming apparatus as set forth in the third aspect of the invention, wherein the gas spraying unit includes a pair of gas spraying units for facing each other.
  • the inactive gas is sprayed uniformly from the pair of the gas spraying units towards the holes of the die.
  • oxidization of resin deposits produced on the peripheries of the holes in the die or dies is prevented.
  • a strand forming apparatus as set forth in the third aspect of the invention, wherein the gas spraying unit has spraying-holes, each spraying the inactive gas towards respective one of the holes of the die.
  • each of the spraying-holes sprays the inactive gas uniformly towards respective one of the holes of the die.
  • the heater includes a body, a heat transfer medium and a spiral passage into which the inactive gas flows.
  • the inactive gas which flows into the heater is sufficiently heated to be high temperature.
  • solidification of resin deposits produced on the peripheries of the holes in the die or dies is prevented.
  • the oxidization of resin deposits produced in the peripheries of the holes in the die or dies can be prevented by spraying the inactive gas towards the holes. Consequently, should the resin deposits grown in the peripheries of the holes come to adhere to the extruded strands, the physical properties of the strands are decreased in no case.
  • cutting the strands to a predetermined length can produce pellets having a higher quality than that of pellets produced according to the related art.
  • the solidification of resin deposits produced in the peripheries of the holes in the die or dies can be prevented. Consequently, there is provided an advantage that in the event that there is produced no portion which is solidified, the mixing of such solidified products can be prevented.
  • Figs. 1A and 1 B are exemplary diagrams showing the configuration of a high-temperature inactive gas spraying device which illustrates an embodiment of a strand forming method and apparatus of the invention.
  • Fig. 2 is an exemplary diagram showing an example of a way in which the high-temperature inactive gas spraying device is used.
  • Fig. 3 is an exemplary perspective view of a gas spraying unit.
  • Fig. 4 is an exemplary diagram showing the configuration of a heater.
  • Fig. 5 is an explanatory diagram which illustrates an exemplary state in the vicinity of holes in a die.
  • Fig. 6 is an exemplary perspective view of pellets which are not regarded as being deteriorated in quality.
  • Figs. 1 A and 1 B show an exemplary configuration of a high-temperature inactive gas spraying device which illustrates an embodiment of a strand forming method and apparatus of the invention.
  • Fig. 2 is an exemplary diagram showing an example of a way in which the high-temperature inactive gas spraying device is used
  • Fig. 3 is an exemplary perspective view of a gas spraying unit
  • Fig. 4 is an exemplary diagram showing the configuration of a heater
  • Fig. 5 is an explanatory diagram which shows an exemplary state in the vicinity of holes in a die
  • Fig. 6 is an exemplary perspective view of pellets which are not regarded as being deteriorated in quality.
  • a strand forming apparatus is configured in such a manner as to include a mixer in which a compound which is mixed is extruded as strands 2 via a die 1 and a high-temperature inactive gas spraying device 4 for spraying a nitrogen gas (although the nitrogen gas is adopted as an inactive gas in this embodiment, other inactive gases than the nitrogen gas may be adopted) to a plurality of holes 3 arranged in the die 1 so as to fill the peripheries of the holes 3 with the nitrogen gas.
  • a rotary cutter is provided on a downstream side of the strand forming apparatus for cutting strands 2 extruded from the holes 3 to a predetermined length so as to produce pellets.
  • the plurality of holes 3 are formed in the die 1.
  • the plurality of holes 3 are formed in such a manner as to be aligned at predetermined intervals in a horizontal line. In this embodiment, ten circular holes 3 are formed (as an example).
  • the high-temperature inactive gas spraying device 4 is configured so that a high-temperature nitrogen gas can be sprayed towards the respective holes 3 in the die at a uniform gas flow.
  • the high-temperature inactive gas spraying device 4 includes a pair of gas spraying units 5, a gas flow regulator 6 and a heater 7.
  • the high-temperature inactive gas spraying device 4 includes a movable arm 9 having an angle adjusting mechanism 8 and a moving carriage 10.
  • the pair of gas spraying units 5 are each formed into a cylindrical shape which is elongated in a direction in which the holes 3 are aligned in the die 1.
  • the pair of gas spraying units 5 are closed at one ends of the cylinders and are linked respectively with corresponding connecting pipes 11 at the other ends of the cylinders.
  • a plurality of gas-spraying holes 12 in a predetermined size are formed at predetermined intervals in each of the pair of gas spraying units 5.
  • the pluralities of gas-spraying holes 12 are formed to be opened in positions which match the respective holes 3 in the die 1.
  • One end of a gas-supply pipe 13 is connected to the connecting pipes 11.
  • the pair of gas spraying units 5 of the embodiment are formed to have heat resistance.
  • the pair of gas spraying units 5 are attached to the angle adjusting mechanism 8 mounted at a distal end of the movable arm 9.
  • the pair of gas spraying units ' 5 are adjusted to an optimum spraying angle relative to the plurality of holes 3 in the die 1.
  • the high-temperature inactive gas spraying device 4 of the embodiment is made not only to be disposed in the vicinity of the die 1 when forming strands 2 but also to move away from the die 1 as is shown in Fig. 2 when performing work related to replacement of dies 1 or maintenance of the strand forming apparatus.
  • the high-temperature gas spraying device 4 of the embodiment has a construction in which working efficiency is taken into consideration.
  • the high-temperature inactive gas spraying device 4 is formed into a movable device by the use of the moving carriage 10.
  • the other end of the gas-supply pipe 13 is connected to the gas flow regulator 6.
  • the gas flow regulator 6 includes a gas flow regulator valve for regulating a gas flow of nitrogen gas.
  • the gas flow regulator valve may be made to be used solely.
  • the gas flow regulator valve may be made to electrically control the flow rate of nitrogen gay by the use of a control unit.
  • the heater 7 is provided for heating, for example, a nitrogen gas at normal temperatures which is supplied via a gas-supply pipe 14.
  • a high-temperature nitrogen gas that is heated at the heater 7 is made to be supplied to the gas flow regulator 6 via a gas-supply pipe 15.
  • the heater 7 includes a gas heater 16, a temperature regulator 17 and wirings 18.
  • the gas heater 16 includes a tubular portion (a body) 19 which is substantially tubular, a spiral gas passage 20 which is formed in the tubular portion 19, a band heater (a heat transfer medium) 21 which is provided on an outer circumference of the tubular portion 19, and rod heaters (a heat transfer medium) 22 which are provided further inside the tubular portion 19 than the spiral gas passage 20.
  • the spiral gas passage 20 is a passage for heating the nitrogen gas, and in the embodiment, although not limited particularly, the passage is formed into the spiral shape so as to extend over as long a distance as possible.
  • the nitrogen gas at normal temperatures which is supplied via the gas-supply pipe 14 is made first to be heated to a high temperature by the band heater 21 and the rod heaters 22 while the nitrogen gas passes through the spiral gas passage 20 and then to be supplied to the gas flow regulator 6.
  • the temperature to which the nitrogen gas is heated is preferably be a temperature at which resin deposits 23 (refer to Fig. 5) which are produced on the peripheries of the holes 3 in the die 1 are not solidified.
  • the temperature regulator 17 is provided as a device for regulating the temperatures of the band heater 21 and the rod heaters 22.
  • commercially available components are used as the temperature regulator 17, wirings 18, the band heater 21 and the rod heaters 22.
  • the nitrogen gas at normal temperatures is heated to a high temperature by the heater 7, and the nitrogen gas so heated is passed through the gas flow regulator 6, whereby the high-temperature nitrogen gas is provided which is regulated in terms of gas flow and temperature. Then, the nitrogen gas so provided is sent to the pair of gas spraying units 5, so as to thereafter be sprayed therefrom towards the respective holes 3 (towards the peripheries of outlet side openings of the holes 3) in the die 1 , as is shown in Fig. 5.
  • the peripheries of the holes 3 in the die 1 are filled with the high-temperature nitrogen gas, and strands 2 are formed by being extruded from the respective holes 3 while preventing the discoloration of the resin deposits 23 that would otherwise be caused due to the resin deposits 23 being oxidized.
  • the resin deposits 23 are neither oxidized nor solidified in any case.
  • the invention is such that resin deposits are prevented from being discolored and therefore, an increase in quality of resulting pellets can be realized.
  • the strand forming apparatus of the invention needs neither a casing which is filled with an inactive gas nor a large space, the strand forming apparatus is realized whose configuration is made simpler than that of the related art strand forming apparatus.
  • the invention may be configured in such a manner that the nitrogen gas at normal temperatures is supplied to the pair of gas spraying units 5. As this occurs, no heater 7 is used. In the event that no heater 7 is used, there exists a possibility that the resin deposits produced on the peripheries of the holes 3 in the die are solidified. However, even though the resin deposits are solidified, since the resin deposits so solidified are nothing like those oxidized, should the resin deposits so solidified be mixed into resulting strands, there occurs no such situation that a quality failure is induced by the resin deposits so mixed into the strands.
  • Fig. 6 shows pellets 25 which are manufactured with the resin deposits 24 sticking thereto. However, since the resin deposits 24 are not oxidized and hence are not discolored, the resulting pellets 25 naturally remain the same color as the compound, and they are free

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)

Abstract

L'invention porte sur un appareil de formation de fils, qui comprend : une filière comportant des trous; un dispositif de pulvérisation de gaz qui est disposé au voisinage des trous pour pulvériser un gaz inactif vers les trous; un élément chauffant qui chauffe le gaz inactif; et un régulateur d'écoulement de gaz qui régule un écoulement de gaz du gaz inactif. L'élément chauffant et le régulateur d'écoulement de gaz sont disposés en amont du dispositif de pulvérisation de gaz.
PCT/JP2009/050904 2008-01-15 2009-01-15 Procédé et appareil pour former des fils Ceased WO2009091073A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
MX2010007789A MX2010007789A (es) 2008-01-15 2009-01-15 Metodo y aparato para formar filamentos.
CN200980101952XA CN101909838A (zh) 2008-01-15 2009-01-15 用于形成线股的方法和设备

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008005245A JP2009166301A (ja) 2008-01-15 2008-01-15 ストランド成形方法及び成形装置
JP2008-005245 2008-01-15

Publications (1)

Publication Number Publication Date
WO2009091073A1 true WO2009091073A1 (fr) 2009-07-23

Family

ID=40885451

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2009/050904 Ceased WO2009091073A1 (fr) 2008-01-15 2009-01-15 Procédé et appareil pour former des fils

Country Status (6)

Country Link
JP (1) JP2009166301A (fr)
CN (1) CN101909838A (fr)
MX (1) MX2010007789A (fr)
PT (1) PT2009091073W (fr)
TW (1) TWI383877B (fr)
WO (1) WO2009091073A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011076525A1 (fr) * 2009-12-23 2011-06-30 Automatik Plastics Machinery Gmbh Dispositif d'extrusion de boudins de matière thermoplastique
WO2013004390A1 (fr) * 2011-07-06 2013-01-10 Automatik Plastics Machinery Gmbh Procédé et dispositif destinés à fabriquer des granulés
WO2018050674A1 (fr) * 2016-09-13 2018-03-22 Maag Automatik Gmbh Procédé et dispositif d'extrusion de plastiques

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103707483B (zh) * 2013-12-25 2016-04-27 上海金发科技发展有限公司 一种预防造粒过程中在口模位置产生碳化物的装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000280240A (ja) * 1999-03-31 2000-10-10 Nippon Zeon Co Ltd ペレットおよびその製造方法
JP2003220607A (ja) * 2002-01-30 2003-08-05 Asahi Kasei Corp メヤニ発生防止装置
JP2008068517A (ja) * 2006-09-14 2008-03-27 Mitsubishi Chemicals Corp 樹脂ペレットの製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4461737A (en) * 1983-02-09 1984-07-24 Phillips Petroleum Company Method and apparatus for forming pellets
JPH01213409A (ja) * 1988-02-17 1989-08-28 Showa Denko Kk 微細繊維複合有機短繊維の製造方法
FR2813817B1 (fr) * 2000-09-13 2002-10-18 Air Liquide Dispositif de mise en forme d'objets en matiere plastique sous atmosphere inerte
US7662332B2 (en) * 2003-10-01 2010-02-16 The Research Foundation Of State University Of New York Electro-blowing technology for fabrication of fibrous articles and its applications of hyaluronan
JP2005224982A (ja) * 2004-02-10 2005-08-25 Nippon Ester Co Ltd ポリマー造粒装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000280240A (ja) * 1999-03-31 2000-10-10 Nippon Zeon Co Ltd ペレットおよびその製造方法
JP2003220607A (ja) * 2002-01-30 2003-08-05 Asahi Kasei Corp メヤニ発生防止装置
JP2008068517A (ja) * 2006-09-14 2008-03-27 Mitsubishi Chemicals Corp 樹脂ペレットの製造方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011076525A1 (fr) * 2009-12-23 2011-06-30 Automatik Plastics Machinery Gmbh Dispositif d'extrusion de boudins de matière thermoplastique
WO2013004390A1 (fr) * 2011-07-06 2013-01-10 Automatik Plastics Machinery Gmbh Procédé et dispositif destinés à fabriquer des granulés
US9808979B2 (en) 2011-07-06 2017-11-07 Maag Automatik Gmbh Method and device for making granules
WO2018050674A1 (fr) * 2016-09-13 2018-03-22 Maag Automatik Gmbh Procédé et dispositif d'extrusion de plastiques

Also Published As

Publication number Publication date
TWI383877B (zh) 2013-02-01
TW200936344A (en) 2009-09-01
JP2009166301A (ja) 2009-07-30
CN101909838A (zh) 2010-12-08
PT2009091073W (pt) 2012-11-02
MX2010007789A (es) 2010-08-04

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