PH30517A - Method for injection molding polyethylene terephthalate - Google Patents

Method for injection molding polyethylene terephthalate

Info

Publication number
PH30517A
PH30517A PH48151A PH48151A PH30517A PH 30517 A PH30517 A PH 30517A PH 48151 A PH48151 A PH 48151A PH 48151 A PH48151 A PH 48151A PH 30517 A PH30517 A PH 30517A
Authority
PH
Philippines
Prior art keywords
polyethylene terephthalate
injection molding
preform
molding polyethylene
unit
Prior art date
Application number
PH48151A
Other languages
English (en)
Inventor
Koda Hideaki
Nakajima Hisashi
Original Assignee
A K Tech Lab Inc
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
Priority claimed from JP12843693A external-priority patent/JP3289991B2/ja
Priority claimed from JP9916394A external-priority patent/JP3395919B2/ja
Application filed by A K Tech Lab Inc filed Critical A K Tech Lab Inc
Publication of PH30517A publication Critical patent/PH30517A/en

Links

Classifications

    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58—Details
    • B29C45/60—Screws
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58—Details
    • B29C45/63—Venting or degassing means
    • 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
    • B29C48/505—Screws
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • B29C48/505—Screws
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis
    • 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
    • B29C48/505—Screws
    • B29C48/64—Screws with two or more threads
    • B29C48/645—Screws with two or more threads neighbouring threads and channels having identical configurations
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58—Details
    • B29C45/60—Screws
    • B29C2045/605—Screws comprising a zone or shape enhancing the degassing of the plastic material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Artificial Filaments (AREA)
  • Polyesters Or Polycarbonates (AREA)
PH48151A 1993-04-30 1994-04-26 Method for injection molding polyethylene terephthalate PH30517A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12843693A JP3289991B2 (ja) 1993-04-30 1993-04-30 未結晶又は再生ポリエチレンテレフタレートによるプリフォーム及び中空成形品の成形方法
JP9916394A JP3395919B2 (ja) 1994-04-14 1994-04-14 ポリエチレンテレフタレートの射出成形方法

Publications (1)

Publication Number Publication Date
PH30517A true PH30517A (en) 1997-06-13

Family

ID=26440315

Family Applications (1)

Application Number Title Priority Date Filing Date
PH48151A PH30517A (en) 1993-04-30 1994-04-26 Method for injection molding polyethylene terephthalate

Country Status (15)

Country Link
US (1) US5597525A (zh)
EP (1) EP0623446B1 (zh)
KR (1) KR100189403B1 (zh)
CN (1) CN1056798C (zh)
AT (1) ATE153905T1 (zh)
AU (1) AU666435B2 (zh)
DE (1) DE69403554T2 (zh)
DK (1) DK0623446T3 (zh)
EG (1) EG20429A (zh)
ES (1) ES2104228T3 (zh)
IL (1) IL109386A (zh)
NZ (1) NZ260411A (zh)
PH (1) PH30517A (zh)
SG (1) SG44747A1 (zh)
TW (1) TW287982B (zh)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5534204A (en) * 1993-08-24 1996-07-09 Nissei Plastic Industrial Co., Ltd. Method of injection molding polyethylene terephthalate
JP2673491B2 (ja) * 1994-03-07 1997-11-05 日精樹脂工業株式会社 不定形な成形材料の供給方法
JP3700203B2 (ja) * 1995-06-13 2005-09-28 株式会社青木固研究所 ベント装置における揮発分の除去方法
JP3573380B2 (ja) * 1995-08-14 2004-10-06 株式会社青木固研究所 ポリエステル樹脂のプリフォーム射出成形方法及び延伸ブロー成形方法
JPH0994824A (ja) * 1995-09-29 1997-04-08 Aokiko Kenkyusho:Kk ポリエチレンテレフタレートの射出成形方法
US6187229B1 (en) 1995-11-10 2001-02-13 Nissei Plastic Industrial Co., Ltd. Process for injection molding information recording disks
US5968429A (en) * 1997-03-20 1999-10-19 Eastman Chemical Company Apparatus and method for molding of polyester articles directly from a melt
KR20010005680A (ko) 1998-01-27 2001-01-15 야스이 쇼사꾸 방향족 폴리에스테르의 예비성형품, 블로우성형품 및 예비성형품의 제조방법
US20030016585A1 (en) * 1998-05-06 2003-01-23 Leveque Alain Yves Low compression screw
US6132075A (en) * 1998-09-25 2000-10-17 Hpm Corporation Multichannel wave screw with a slush channel barrier section
US6056430A (en) * 1998-09-25 2000-05-02 Hpm Corporation Plasticating apparatus having a multichannel wave screw with a cross channel solids transition
US6234659B1 (en) 1998-09-25 2001-05-22 Hpm Corporation Surge suppressor for vented injection molding machine screw
US6328919B1 (en) * 1999-02-16 2001-12-11 The Dow Chemical Company Method for extruding polycarbonate of low bulk density
US6435853B1 (en) * 1999-06-18 2002-08-20 The Japan Steelworks, Ltd. Apparatus for plasticizing material for molding thermoplastic resin foam
US6367765B1 (en) * 1999-09-09 2002-04-09 Klaus A. Wieder Mold vent
US6513963B2 (en) 2001-01-19 2003-02-04 Eastman Kodak Company Multi-staged vented extrusion screw with dual channel depth pumping section
DE10146851A1 (de) * 2001-09-24 2003-04-10 Manfred Schaefer Verfahren zur Verarbeitung von Kunststoffpartikeln und Plastifizierschnecke für ein solches Verfahren
FR2855093B1 (fr) * 2003-05-21 2006-06-23 Air Liquide Procede et dispositif de production de preformes en polyethylene terephthalate
US20060287441A1 (en) * 2004-01-07 2006-12-21 Fa.M. Inc. Process for producing resin composition and resin composition produced thereby
KR100713178B1 (ko) * 2005-06-10 2007-05-02 엘에스전선 주식회사 가스플러그를 장착한 사출장치
US7358324B2 (en) 2005-12-06 2008-04-15 Dak Americas Llc Manufacturing method of co-polyester resins for clear mono-layer containers with improved gas barrier characteristics
US20070128389A1 (en) * 2005-12-06 2007-06-07 Dak Americas Llc Process for manufacturing co-polyester barrier resins without solid-state polymerization, co-polyester resins made by the process, and clear mono-layer containers made of the co-polyester resins
JP2007160581A (ja) * 2005-12-12 2007-06-28 Star Seiki Co Ltd 樹脂ペレットの除湿乾燥装置及びその方法
CA2680384C (en) * 2007-03-10 2012-09-11 Cool Options, Inc. Screw design and method for metal injection molding
WO2009070411A2 (en) * 2007-11-01 2009-06-04 Md Plastics Incorporated Plasticating screw for polymeric material
DE102009052784B4 (de) * 2009-11-11 2014-02-27 Baratti Engineering Gmbh Verfahren und Vorrichtung zum Spritzgießen von Kunststoffteilen
CN103429636B (zh) 2011-03-10 2015-06-24 聂克斯姆化学有限公司 用于改进聚酯的组合物
EP2987603B2 (en) 2013-04-15 2020-11-18 U-MHI PLATECH Co., Ltd. Injection molding apparatus and injection molding method
US20150013688A1 (en) * 2013-06-04 2015-01-15 Donald FRANTZ Dental appliance system and method of manufacture
CN104527028A (zh) * 2014-12-16 2015-04-22 广东达诚机械有限公司 排气式挤出单螺杆
CN104786471A (zh) * 2015-04-21 2015-07-22 广东达诚机械有限公司 一种单螺杆片材挤出机
EP3246349A1 (en) 2017-05-24 2017-11-22 Nexam Chemical AB Process for increasing the melt strength of a thermoplastic polymer
CN108724657A (zh) * 2018-05-31 2018-11-02 芜湖凯兴汽车电子有限公司 一种注塑机的注射装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3023456A (en) * 1959-08-03 1962-03-06 Dow Chemical Co Extruder apparatus
US3826477A (en) * 1971-04-13 1974-07-30 Meiki Seisakusho Kk Injection molding machine with a venting device
DE2638840C2 (de) * 1975-08-30 1983-12-22 Chang Shao Shizuoka Chi Verfahren zur Herstellung von Produkten aus Polyäthylenterephthalat
US4143974A (en) * 1976-01-22 1979-03-13 Gkn Windsor Gmbh Apparatus for plasticizing granular synthetic plastic materials
US4946536A (en) * 1982-09-23 1990-08-07 Roberts John T Method of making a fusion bonded cartridge
DE3744553A1 (de) * 1987-12-30 1989-07-13 Toshiba Machine Co Ltd Schnecke zur verwendung bei einer spritzgiessmaschine des entlueftungstyps
US4944906A (en) * 1988-10-11 1990-07-31 Spirex Corporation Methods of injection molding and extruding wet hygroscopic ionomers
CN1038616A (zh) * 1989-07-01 1990-01-10 北京化工学院 三阶式排气挤出机螺杆
DD290618A5 (de) * 1989-12-21 1991-06-06 Veb Verpackungsmaschinenbau,De Verfahren zum spritzgiessen von kunststoffen
DE4208099A1 (de) * 1992-03-13 1993-09-16 Werner & Pfleiderer Verfahren und vorrichtung zur herstellung eines polymeren aus thermoplastischem polykondensat

Also Published As

Publication number Publication date
IL109386A (en) 1996-10-31
US5597525A (en) 1997-01-28
CN1098356A (zh) 1995-02-08
DK0623446T3 (da) 1997-12-22
DE69403554D1 (de) 1997-07-10
AU6065894A (en) 1994-11-03
NZ260411A (en) 1996-05-28
ATE153905T1 (de) 1997-06-15
KR100189403B1 (ko) 1999-06-01
CN1056798C (zh) 2000-09-27
EG20429A (en) 1999-04-29
EP0623446A1 (en) 1994-11-09
AU666435B2 (en) 1996-02-08
DE69403554T2 (de) 1998-01-29
ES2104228T3 (es) 1997-10-01
SG44747A1 (en) 1997-12-19
EP0623446B1 (en) 1997-06-04
TW287982B (zh) 1996-10-11
IL109386A0 (en) 1994-10-07

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