TW287982B - - Google Patents

Info

Publication number
TW287982B
TW287982B TW083103719A TW83103719A TW287982B TW 287982 B TW287982 B TW 287982B TW 083103719 A TW083103719 A TW 083103719A TW 83103719 A TW83103719 A TW 83103719A TW 287982 B TW287982 B TW 287982B
Authority
TW
Taiwan
Prior art keywords
preform
unit
injection
uncrystallized
undried
Prior art date
Application number
TW083103719A
Other languages
English (en)
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
Application granted granted Critical
Publication of TW287982B publication Critical patent/TW287982B/zh

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
TW083103719A 1993-04-30 1994-04-26 TW287982B (zh)

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
TW287982B true TW287982B (zh) 1996-10-11

Family

ID=26440315

Family Applications (1)

Application Number Title Priority Date Filing Date
TW083103719A TW287982B (zh) 1993-04-30 1994-04-26

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
WO1999037451A1 (fr) 1998-01-27 1999-07-29 Teijin Limited Preforme en polyester aromatique, moulages par soufflage et procede de production de ladite preforme
US20030016585A1 (en) * 1998-05-06 2003-01-23 Leveque Alain Yves Low compression screw
US6234659B1 (en) 1998-09-25 2001-05-22 Hpm Corporation Surge suppressor for vented injection molding machine 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
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
KR20060055459A (ko) * 2004-01-07 2006-05-23 에프에이. 엠 가부시키가이샤 수지 조성물의 제조방법 및 그에 의해 제조되는 수지조성물
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
CN101641173B (zh) * 2007-03-10 2014-08-06 库尔选项公司 用于金属注射模制的螺杆设计和方法
EP2217425B1 (en) * 2007-11-01 2018-08-08 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
US20140018460A1 (en) 2011-03-10 2014-01-16 Nexam Chemical Ab Compositions for improving polyesters
CN105008108B (zh) 2013-04-15 2017-06-23 三菱重工塑胶科技股份有限公司 注射成形装置以及注射成形方法
JP2016523612A (ja) * 2013-06-04 2016-08-12 フランツ, ドナルドFRANTZ, Donald 歯科用器具システムおよび製造方法
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
DK0623446T3 (da) 1997-12-22
EP0623446B1 (en) 1997-06-04
KR100189403B1 (ko) 1999-06-01
EG20429A (en) 1999-04-29
CN1098356A (zh) 1995-02-08
NZ260411A (en) 1996-05-28
ATE153905T1 (de) 1997-06-15
IL109386A (en) 1996-10-31
US5597525A (en) 1997-01-28
SG44747A1 (en) 1997-12-19
PH30517A (en) 1997-06-13
CN1056798C (zh) 2000-09-27
AU6065894A (en) 1994-11-03
ES2104228T3 (es) 1997-10-01
EP0623446A1 (en) 1994-11-09
DE69403554D1 (de) 1997-07-10
IL109386A0 (en) 1994-10-07
DE69403554T2 (de) 1998-01-29
AU666435B2 (en) 1996-02-08

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Legal Events

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MK4A Expiration of patent term of an invention patent