IT1147674B - Procedimento per lo stampaggio a compressione ed iniezione di polietilene - Google Patents

Procedimento per lo stampaggio a compressione ed iniezione di polietilene

Info

Publication number
IT1147674B
IT1147674B IT48209/82A IT4820982A IT1147674B IT 1147674 B IT1147674 B IT 1147674B IT 48209/82 A IT48209/82 A IT 48209/82A IT 4820982 A IT4820982 A IT 4820982A IT 1147674 B IT1147674 B IT 1147674B
Authority
IT
Italy
Prior art keywords
injection molding
molding procedure
polyethylene compression
polyethylene
compression
Prior art date
Application number
IT48209/82A
Other languages
English (en)
Other versions
IT8248209A0 (it
Inventor
Uda Naotake
Kouno Yasuo
Shiomura Tadayoshi
Original Assignee
Mitsui Petrochemical Ind
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 Mitsui Petrochemical Ind filed Critical Mitsui Petrochemical Ind
Publication of IT8248209A0 publication Critical patent/IT8248209A0/it
Application granted granted Critical
Publication of IT1147674B publication Critical patent/IT1147674B/it

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
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • 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
    • B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/58—Measuring, controlling or regulating
    • B29C2043/5833—Measuring, controlling or regulating movement of moulds or mould parts, e.g. opening or closing, actuating
    • 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
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • B29C2045/5615—Compression stroke, e.g. length thereof
    • B29C2045/562—Velocity profiles of the compression stroke
    • 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
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • B29C2045/563—Enlarging the mould cavity during injection
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/58—Measuring, controlling or regulating
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
    • B29K2023/0683—UHMWPE, i.e. ultra high molecular weight polyethylene

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IT48209/82A 1981-04-14 1982-04-09 Procedimento per lo stampaggio a compressione ed iniezione di polietilene IT1147674B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56055011A JPS6058010B2 (ja) 1981-04-14 1981-04-14 射出圧縮成形方法

Publications (2)

Publication Number Publication Date
IT8248209A0 IT8248209A0 (it) 1982-04-09
IT1147674B true IT1147674B (it) 1986-11-26

Family

ID=12986710

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48209/82A IT1147674B (it) 1981-04-14 1982-04-09 Procedimento per lo stampaggio a compressione ed iniezione di polietilene

Country Status (6)

Country Link
US (1) US4489033A (it)
JP (1) JPS6058010B2 (it)
DE (1) DE3213762A1 (it)
FR (1) FR2503625B1 (it)
GB (1) GB2104826B (it)
IT (1) IT1147674B (it)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59176027A (ja) * 1983-03-25 1984-10-05 Toto Sekisui Kk 中実材の射出成形方法及び射出成形金型
US4587163A (en) * 1984-03-06 1986-05-06 Zachariades Anagnostis E Preparation of ultra high molecular weight polyethylene morphologies of totally fused particles with superior mechanical performance
DE3620081A1 (de) * 1986-06-14 1987-12-17 Dornier Gmbh Lindauer Verfahren zur herstellung von mit an der oberflaeche mit einer struktur versehenen stangenartigen teilen aus thermoplastischen kunststoffen
JPS6394807A (ja) * 1986-10-09 1988-04-25 Toshiba Mach Co Ltd 射出圧縮成形方法
US4810444A (en) * 1987-06-08 1989-03-07 The Dow Chemical Company Method for making mat-molded rim parts
US4855095A (en) * 1987-12-30 1989-08-08 Toshiba Kikai Kabushiki Kaisha Method for injection compression molding
US4889478A (en) * 1987-12-29 1989-12-26 Toshiba Kikai K. K. Apparatus for operating an injection compression molding machine
EP0389642B1 (en) * 1988-09-28 1995-08-23 Dai Nippon Insatsu Kabushiki Kaisha Method for producing a sliding member
JP2771834B2 (ja) * 1988-09-28 1998-07-02 大日本印刷株式会社 磁気テープ用ガイド及びその製造方法
WO1991008890A1 (en) * 1989-12-08 1991-06-27 Philips And Du Pont Optical Company Apparatus and method for controlling an injection molding process producing a molded part
JPH0720650B2 (ja) * 1990-08-03 1995-03-08 株式会社小松製作所 射出圧縮成形方法
JP2508908B2 (ja) * 1990-09-28 1996-06-19 住友化学工業株式会社 熱可塑性樹脂のプレス成形方法
JPH0777739B2 (ja) * 1990-10-05 1995-08-23 住友化学工業株式会社 ポリプロピレン樹脂発泡成形体の成形方法
JP3290986B2 (ja) * 1991-05-10 2002-06-10 ゲーアーオー ゲゼルシャフト フュア アウトマツィオーン ウント オルガニザツィオーン ミット ベシュレンクテル ハフツング 壁面の厚さを部分的に薄くしたプラスチック成形物の製造方法及び製造装置
WO1993001926A1 (en) * 1991-07-15 1993-02-04 Komatsu Ltd. Method of injection-compression molding in injection molding machine
DE4211768C2 (de) * 1992-04-08 1994-05-11 Spiess Kunststoff Recycling Verfahren und Vorrichtung zum automatischen Herstellen von Gegenständen hoher Oberflächengüte aus Recycling-Kunststoff
JPH07137091A (ja) * 1993-09-20 1995-05-30 Mitsubishi Gas Chem Co Inc 模様が封入された成形品の製造方法
DE4341497A1 (de) * 1993-12-06 1995-06-08 Hoechst Ag Verfahren zur Herstellung poröser Formkörper
US5993719A (en) * 1994-09-08 1999-11-30 Idemitsu Petrochemical Co., Ltd. Method of producing a laminated molding
US5791278A (en) * 1995-12-19 1998-08-11 Duramax, Inc. Fender protective structure
US6010141A (en) * 1997-08-06 2000-01-04 Global Polymer Industries, Inc. Molded bearing plate assembly
JP3943696B2 (ja) * 1998-03-11 2007-07-11 株式会社プライムポリマー 積層成形品の製造方法
EP1120219A4 (en) * 1998-06-15 2007-05-02 Daikin Ind Ltd PROCESS FOR FORMING FLUORIDE RESIN AND SHAPED OBJECT
US6213221B1 (en) * 1999-02-04 2001-04-10 Sunflower Manufacturing Company, Inc. Bearing assemblies for agricultural implements
IT1316150B1 (it) * 2000-11-28 2003-03-28 Intercable Srl Procedimento di iniettofusione per la produzione di tappi o similiaventi spessore notevole.
US7718110B2 (en) 2001-10-25 2010-05-18 Ecim Technologies B.V. Method and apparatus for forming thin-walled products, and a product manufactured therewith
NL1019235C2 (nl) * 2001-10-25 2003-04-28 Novem Internat B V Werkwijze en inrichting voor het vormen van dunwandige producten en een daarmee vervaardigd product.
NL1019320C2 (nl) * 2001-11-07 2003-04-28 Novem Internat B V Werkwijze en inrichting voor het vormen van dunwandige producten en een daarmee vervaardigd product.
JP3561266B2 (ja) * 2002-12-10 2004-09-02 株式会社名機製作所 燃料電池用セパレータの製造方法および成形金型
US20070191761A1 (en) * 2004-02-23 2007-08-16 3M Innovative Properties Company Method of molding for microneedle arrays
DE102004051250A1 (de) * 2004-10-20 2006-04-27 Demag Ergotech Gmbh Verfahren zum Herstellen von langfaserverstärkten Kunststoffformteilen
US8088321B2 (en) 2004-12-07 2012-01-03 3M Innovative Properties Company Method of molding a microneedle
US8858807B2 (en) * 2006-03-24 2014-10-14 3M Innovative Properties Company Process for making microneedles, microneedle arrays, masters, and replication tools
US7846369B2 (en) * 2006-03-29 2010-12-07 Akopyan Razmik L Apparatus and method for molding polymer parts by displacement injection molding
EP2679375A3 (en) * 2007-06-20 2014-04-23 3M Innovative Properties Company of 3M Center Ultrasonic injection molding on a web
WO2010117602A2 (en) 2009-04-10 2010-10-14 3M Innovative Properties Company Methods of making hollow microneedle arrays and articles and uses therefrom
KR101790815B1 (ko) 2010-04-28 2017-10-26 킴벌리-클라크 월드와이드, 인크. 세포성 상호작용이 향상된 나노패턴화 의료 기구
US8871355B1 (en) 2010-10-08 2014-10-28 Clemson University Microstructure enhanced sinter bonding of metal injection molded part to a support substrate
FR2975329A1 (fr) * 2011-05-17 2012-11-23 Valeo Vision Moule et procede pour moulage par injection d'une piece avec une partie en saillie
US10105524B2 (en) 2012-12-27 2018-10-23 3M Innovative Properties Company Article with hollow microneedles and method of making
KR20150077821A (ko) * 2013-12-30 2015-07-08 현대자동차주식회사 자동차용 내장재 부품 성형 장치 및 방법, 이에 의해 제조되는 내장재 부품
FR3021578B1 (fr) * 2014-05-28 2016-05-27 Albea Services Procede et dispositif de moulage par injection d'un receptacle, receptacle obtenu
CN108025474A (zh) 2015-09-25 2018-05-11 沙特基础工业全球技术有限公司 使用模具插入件进行模塑的方法及用于其的装置
CN113183409B (zh) * 2021-04-22 2022-11-18 常州市迪福隆光电科技有限公司 一种可快速冷却的汽车尾灯塑料灯罩加工用注塑模具
EP4359193A1 (en) * 2021-06-24 2024-05-01 SABIC Global Technologies B.V. Injection moulding process for the preparation of a foamed article with improved surface quality
CN114083769A (zh) * 2021-10-27 2022-02-25 宜兴市灵谷塑料设备有限公司 一种超高分子量聚乙烯注塑成型专用模具
CN114539650B (zh) * 2022-01-10 2023-03-21 上海化工研究院有限公司 超高分子量聚乙烯纳米复合材料制品的制备方法、模具及制品

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3036340A (en) * 1960-04-04 1962-05-29 Dayton Rubber Company Method of molding high molecular weight polyethylene
GB1110534A (en) * 1965-11-22 1968-04-18 Peco Machinery Ltd Improvements in or relating to injection moulding machines and processes
GB1470850A (en) * 1972-12-01 1977-04-21 Allied Chem Moulding poder
JPS5181861A (ja) * 1975-01-13 1976-07-17 Mitsui Petrochemical Ind Chokobunshiryohoriechirenno shashutsuseikeiho
JPS5214657A (en) * 1975-07-25 1977-02-03 Matsuda Seisakusho Injection compressive molding method adapted to mold multiple thin products mainly by picking up them
US4008031A (en) * 1975-08-22 1977-02-15 Weber Hermann P Apparatus for injection molding lenses
DE2634537C3 (de) * 1976-07-31 1980-08-14 Ruhrchemie Ag, 4200 Oberhausen Verfahren zur Herstellung von Formkörpern aus Polyolefinen mit Molekulargewichten von mindestens 1 Million
JPS5321258A (en) * 1976-08-10 1978-02-27 Asahi Dow Ltd Method of injection molding article
US4271851A (en) * 1977-11-07 1981-06-09 Dubuque Gerald P Process for fabricating articles from ultra high molecular weight polymer material
CA1099065A (en) * 1978-05-24 1981-04-14 Brian L. Hetherington Manufacture of plastic containers
DE3165624D1 (en) * 1980-03-12 1984-09-27 Rank Xerox Ltd Conversion apparatus for injection moulding machines

Also Published As

Publication number Publication date
DE3213762A1 (de) 1982-11-25
IT8248209A0 (it) 1982-04-09
GB2104826A (en) 1983-03-16
GB2104826B (en) 1985-02-06
FR2503625B1 (fr) 1985-06-28
DE3213762C2 (it) 1992-03-26
JPS57169335A (en) 1982-10-19
JPS6058010B2 (ja) 1985-12-18
FR2503625A1 (fr) 1982-10-15
US4489033A (en) 1984-12-18

Similar Documents

Publication Publication Date Title
IT1147674B (it) Procedimento per lo stampaggio a compressione ed iniezione di polietilene
EP0239682A3 (en) Injection molding apparatus1
GB2134440B (en) Injection molding
GB2126943B (en) Injection moulding
FR2573388B1 (fr) Conteneur-palette en matiere plastique
GB2158002B (en) Injection moulding
DE3276945D1 (en) Thermoplastic moulding mass and its use
GB2110980B (en) Injection moulding
GB2148784B (en) Injection molding
DE3272910D1 (en) Multiple injection mould
DE3362422D1 (en) Injection mould
GB2095161B (en) Injection moulding
JPS57132A (en) Injection molding polymer
GB8312934D0 (en) Injection moulding
GB2167339B (en) Small-sized and precision injection molding apparatus
AT387750B (de) Spritzgiessform
GB2089720B (en) Injection moulding
GB2107326B (en) Soft thermoplastic resin and its production and use
GB2157616B (en) Injection moulding
GB8432335D0 (en) Injection moulding
JPS5724228A (en) Plastic injector
AT381669B (de) Spritzgussform
FR2544439B1 (fr) Piston et moulage pour piston
AT386154B (de) Spritzgiessform
GB2158764B (en) Injection moulding

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970429