DE3213762A1 - Verfahren zum spritzdruckformen - Google Patents

Verfahren zum spritzdruckformen

Info

Publication number
DE3213762A1
DE3213762A1 DE19823213762 DE3213762A DE3213762A1 DE 3213762 A1 DE3213762 A1 DE 3213762A1 DE 19823213762 DE19823213762 DE 19823213762 DE 3213762 A DE3213762 A DE 3213762A DE 3213762 A1 DE3213762 A1 DE 3213762A1
Authority
DE
Germany
Prior art keywords
cavity
injection
molecular weight
ultra
high molecular
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.)
Granted
Application number
DE19823213762
Other languages
German (de)
English (en)
Other versions
DE3213762C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Yasuo Iwakuni Yamaguchi Kouno
Tadayoshi Kuga Yamaguchi Shiomura
Naotake Kuga Yamaguchi Uda
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.)
Mitsui Chemicals Inc
Original Assignee
Mitsui Petrochemical Industries Ltd
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 Industries Ltd filed Critical Mitsui Petrochemical Industries Ltd
Publication of DE3213762A1 publication Critical patent/DE3213762A1/de
Application granted granted Critical
Publication of DE3213762C2 publication Critical patent/DE3213762C2/de
Granted legal-status Critical Current

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)
DE19823213762 1981-04-14 1982-04-14 Verfahren zum spritzdruckformen Granted DE3213762A1 (de)

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
DE3213762A1 true DE3213762A1 (de) 1982-11-25
DE3213762C2 DE3213762C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-03-26

Family

ID=12986710

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823213762 Granted DE3213762A1 (de) 1981-04-14 1982-04-14 Verfahren zum spritzdruckformen

Country Status (6)

Country Link
US (1) US4489033A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS6058010B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3213762A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2503625B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2104826B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1147674B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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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
WO1990003422A1 (en) * 1988-09-28 1990-04-05 Dai Nippon Insatsu Kabushiki Kaisha Slider
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
US5681356A (en) * 1991-05-10 1997-10-28 Gao Gesellschaft Fur Automation Und Organisation Mbh Method and apparatus for producing a plastic molded chip card having reduced wall thickness
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
WO1999065659A1 (fr) * 1998-06-15 1999-12-23 Daikin Industries, Ltd. Procede de moulage de fluororesine et article moule
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.
JP2005507803A (ja) 2001-10-25 2005-03-24 ファウンテン パテンツ ベー．フェー．イー．オー． 薄肉の製品を形成する方法および装置、ならびにそれによって製造される製品
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.
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.
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
EP1718452A1 (en) * 2004-02-23 2006-11-08 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
US8236231B2 (en) 2007-06-20 2012-08-07 3M Innovative Properties Company Ultrasonic injection molding on a web
SG175135A1 (en) 2009-04-10 2011-12-29 3M Innovative Properties Co Methods of making hollow microneedle arrays and articles and uses therefrom
CN102958557B (zh) 2010-04-28 2016-08-03 金伯利-克拉克环球有限公司 其上含有纳米结构的复合微针阵列
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
CN117794718A (zh) * 2021-06-24 2024-03-29 Sabic环球技术有限责任公司 制备具有改进表面质量的发泡制品的注塑方法
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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS5321258A (en) * 1976-08-10 1978-02-27 Asahi Dow Ltd Method of injection molding article

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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
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
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
EP0035916B1 (en) * 1980-03-12 1984-08-22 Rank Xerox Limited Conversion apparatus for injection moulding machines

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS5321258A (en) * 1976-08-10 1978-02-27 Asahi Dow Ltd Method of injection molding article

Also Published As

Publication number Publication date
IT8248209A0 (it) 1982-04-09
GB2104826A (en) 1983-03-16
JPS6058010B2 (ja) 1985-12-18
JPS57169335A (en) 1982-10-19
US4489033A (en) 1984-12-18
FR2503625B1 (fr) 1985-06-28
GB2104826B (en) 1985-02-06
IT1147674B (it) 1986-11-26
FR2503625A1 (fr) 1982-10-15
DE3213762C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-03-26

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Legal Events

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8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MITSUI CHEMICALS, INC., TOKIO/TOKYO, JP