CA2052835A1 - Methode de moulage de resine de polypropylene - Google Patents

Methode de moulage de resine de polypropylene

Info

Publication number
CA2052835A1
CA2052835A1 CA2052835A CA2052835A CA2052835A1 CA 2052835 A1 CA2052835 A1 CA 2052835A1 CA 2052835 A CA2052835 A CA 2052835A CA 2052835 A CA2052835 A CA 2052835A CA 2052835 A1 CA2052835 A1 CA 2052835A1
Authority
CA
Canada
Prior art keywords
polypropylene resin
cavity clearance
resin
male
supplied
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
CA2052835A
Other languages
English (en)
Other versions
CA2052835C (fr
Inventor
Takahisa Hara
Masahito Matsumoto
Nobuhiro Usui
Shigeyoshi Matubara
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Takahisa Hara
Masahito Matsumoto
Nobuhiro Usui
Shigeyoshi Matubara
Sumitomo Chemical Co., 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 Takahisa Hara, Masahito Matsumoto, Nobuhiro Usui, Shigeyoshi Matubara, Sumitomo Chemical Co., Ltd. filed Critical Takahisa Hara
Publication of CA2052835A1 publication Critical patent/CA2052835A1/fr
Application granted granted Critical
Publication of CA2052835C publication Critical patent/CA2052835C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/10—Applying counter-pressure during expanding
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
CA002052835A 1990-10-05 1991-10-04 Methode de moulage de resine de polypropylene Expired - Lifetime CA2052835C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2269203A JPH0777739B2 (ja) 1990-10-05 1990-10-05 ポリプロピレン樹脂発泡成形体の成形方法
JP269203/1990 1990-10-05

Publications (2)

Publication Number Publication Date
CA2052835A1 true CA2052835A1 (fr) 1992-04-06
CA2052835C CA2052835C (fr) 1999-07-06

Family

ID=17469111

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002052835A Expired - Lifetime CA2052835C (fr) 1990-10-05 1991-10-04 Methode de moulage de resine de polypropylene

Country Status (7)

Country Link
US (2) US5252269A (fr)
EP (1) EP0481306B1 (fr)
JP (1) JPH0777739B2 (fr)
KR (1) KR0178538B1 (fr)
CA (1) CA2052835C (fr)
DE (1) DE69112979T2 (fr)
ES (1) ES2079543T3 (fr)

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JP2503753B2 (ja) * 1990-10-12 1996-06-05 住友化学工業株式会社 登泡層が裏打ちされた表皮材を貼合したポリプロピレン樹脂成形体の成形方法
US6280836B1 (en) * 1991-04-25 2001-08-28 Sumitomo Chemical Co., Ltd. Multilayer molded article
EP0546130B1 (fr) * 1991-06-21 1996-02-28 METRAPLAST H. Jung GmbH Procede de fabrication de corps moules a couches multiples
EP0544501B1 (fr) * 1991-11-28 1997-01-29 Mitsui Petrochemical Industries, Ltd. Procédé pour produire un article composite en mousse par moulage
CA2120909C (fr) * 1992-08-26 2005-05-03 Masahito Matsumoto Tableau de bord
EP0623435A1 (fr) * 1993-04-30 1994-11-09 Sumitomo Chemical Company, Limited Procédé pour la fabrication d'un moule pour béton en résine thermoplastique
US5437823A (en) * 1993-06-23 1995-08-01 Hettinga; Siebolt Method for molding a plastic article of varied density
US6936477B2 (en) * 1994-04-13 2005-08-30 The Trustees Of Columbia University In The City Of New York Complex combinatorial chemical libraries encoded with tags
EP0692358A1 (fr) 1994-06-24 1996-01-17 Corell Resin Technology B.V. Procédé pour fabriquer une plaque en matière plastique et plaque ainsi obtenue
NL9401055A (nl) * 1994-06-24 1996-02-01 Corell Resin Technology Bv Werkwijze voor het vervaardigen van een kunststof blad, alsmede met die werkwijze verkregen blad.
US5547621A (en) * 1994-09-30 1996-08-20 Taisei Plas Co., Ltd. Cavity expanding and contracting foam injection molding method
US5798063A (en) * 1994-10-03 1998-08-25 E. I. Du Pont De Nemours And Company Molding process using gas under pressure
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CN1122436C (zh) * 1994-11-30 2003-09-24 先锋电子股份有限公司 扬声器振动膜及其制造方法
US5480606A (en) * 1994-12-07 1996-01-02 Sunbeam Plastics Corporation Method and apparatus for reverse gated compression molding of thermoplastic material
EP0765722A1 (fr) * 1995-09-28 1997-04-02 Siebolt Hettinga Procédé de contrÔle d'épaisseur de la peau d'un article plastique de densité contrÔlé
US6001287A (en) * 1995-10-11 1999-12-14 Sumitomo Chemical Company, Limited Method of press-molding thermoplastic resin
JPH09104025A (ja) * 1995-10-11 1997-04-22 Sumitomo Chem Co Ltd 熱可塑性樹脂のプレス成形方法
JPH1058573A (ja) * 1996-08-20 1998-03-03 Sumitomo Chem Co Ltd 繊維強化熱可塑性樹脂発泡成形体およびその製造方法
US6245263B1 (en) * 1996-09-13 2001-06-12 Chisso Corporation Process of injection molding a foamable plastic composition
US6143215A (en) * 1996-09-18 2000-11-07 Vec Technology, Inc. Method and apparatus for molding composite articles
NL1004572C2 (nl) * 1996-11-20 1998-05-25 Corell Resin Technology Bv Werkwijze voor het vervaardigen van een monolitisch kunststof voorwerp, alsmede met die werkwijze verkregen voorwerp.
US6884823B1 (en) * 1997-01-16 2005-04-26 Trexel, Inc. Injection molding of polymeric material
US6099769A (en) * 1997-12-15 2000-08-08 Husky Injection Molding Systems Ltd. Process for molding plastic articles
JP3602327B2 (ja) * 1998-03-19 2004-12-15 パイオニア株式会社 射出発泡成形体によるスピーカ振動板
US6413461B1 (en) 1998-05-08 2002-07-02 Sumitomo Chemical Company, Limited Process for producing multilayer molded article
DE19952246A1 (de) * 1998-11-04 2000-05-31 Thomson Brandt Gmbh Elektromechanisches Bauteil
WO2001015882A1 (fr) * 1999-08-30 2001-03-08 Sekisui Chemical Co., Ltd. Procede de production pour mousse de resine thermoplastique, moule de moulage prevu a cet effet et mousse de resine thermoplastique
JP4033323B2 (ja) * 2000-03-21 2008-01-16 住友化学株式会社 表皮材積層発泡樹脂成形品の製造方法
US6660195B2 (en) 2000-03-10 2003-12-09 Sumitomo Chemical Company, Limited Process for producing a skin material-laminated foamed thermoplastic resin molding
JP4572443B2 (ja) 2000-05-15 2010-11-04 住友化学株式会社 熱可塑性樹脂自動車内装用発泡成形体
JP4529250B2 (ja) * 2000-07-27 2010-08-25 住友化学株式会社 繊維強化熱可塑性樹脂膨張成形体の製造方法
US6574877B2 (en) 2000-08-09 2003-06-10 Snap-On Technologies, Inc. Two piece alignment head
US6623672B2 (en) 2000-10-03 2003-09-23 Vec Technology Inc. Method and apparatus for molding composite articles
DE10062557B4 (de) * 2000-12-15 2018-11-08 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Herstellen eines Kunststoff-Formteiles durch ein Thermoplast-Schaumspritzgießverfahren
MY127292A (en) 2001-01-30 2006-11-30 Sumitomo Chemical Co Thermoplastic resin foam molding.
JP4618925B2 (ja) * 2001-04-02 2011-01-26 株式会社プライムポリマー ポリプロピレン発泡成形体の製造方法および発泡成形体
JP3802774B2 (ja) * 2001-04-09 2006-07-26 日泉化学株式会社 発泡成形品の製造方法
JP2002355871A (ja) * 2001-05-31 2002-12-10 T S Tec Kk 車両用内装部品の発泡射出成形装置及び発泡射出成形方法
JP2002355846A (ja) * 2001-05-31 2002-12-10 T S Tec Kk フォーム層付表皮一体発泡成形方法及び表皮一体発泡成形装置
JP4465929B2 (ja) * 2001-07-05 2010-05-26 株式会社プライムポリマー 熱可塑性樹脂組成物発泡体の製造方法
JP4894116B2 (ja) * 2001-09-20 2012-03-14 トヨタ紡織株式会社 発泡部を備えるプレス成形体の製造方法
US6994814B2 (en) * 2001-11-22 2006-02-07 Sumitomo Chemical Company, Limited Method for manufacturing injection-molded foamed article
JP2005519178A (ja) * 2002-03-07 2005-06-30 センチネル・プロダクツ・コーポレーション ポリプロピレンフォーム及びフォームコアの構造体
SE0301075D0 (sv) * 2003-05-08 2003-05-08 Arca Systems Ab A process for the manufacturing of an article made of plastic material
US20050017391A1 (en) * 2003-07-22 2005-01-27 Sumitomo Chemical Company, Limited Method for producing a thermoplastic resin molded article
JP4218474B2 (ja) * 2003-09-10 2009-02-04 トヨタ自動車株式会社 射出成形装置および射出成形方法
US7553435B2 (en) * 2004-01-23 2009-06-30 Vec Industries, L.L.C. Method and apparatus for molding composite articles
JP5072170B2 (ja) * 2004-02-06 2012-11-14 本田技研工業株式会社 ３層構造体の製造方法
CN100594112C (zh) * 2004-10-27 2010-03-17 住友化学株式会社 生产发泡制品的方法
WO2008089334A2 (fr) 2007-01-19 2008-07-24 Vec Industries, L.L.C. Procédé et appareil de moulage d'articles composites
US8048347B2 (en) 2008-03-26 2011-11-01 Delta Engineered Plastics Method of manufacture of a foamed core class “A” article
US7846533B2 (en) 2008-03-26 2010-12-07 Hendrickson Usa, L.L.C. Molded thermoplastic articles
WO2009120838A2 (fr) 2008-03-26 2009-10-01 Delta Tooling Company Outillage de moule interchangeable
JP2011140158A (ja) * 2010-01-07 2011-07-21 Kojima Press Industry Co Ltd 成形装置
FR2969526B1 (fr) * 2010-12-22 2016-01-01 Visteon Global Tech Inc Procede et dispositif pour le controle de l'ouverture partielle d'un moule d'injection de matiere plastique
NO346307B1 (en) * 2020-06-03 2022-05-30 Pipelife Norge As Method and apparatus for manufacturing a molded high-density polyethylene body for production of at least one stub end

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GB195404A (en) * 1922-03-25 1924-04-03 Edouard Vazel Improvements in and relating to internal combustion engines
GB1201040A (en) * 1966-12-19 1970-08-05 Ici Ltd Panels for vehicles
GB1195404A (en) * 1967-10-13 1970-06-17 Ici Ltd Improvements in the Injection Moulding of Foamed Articles
US3793415A (en) * 1971-11-16 1974-02-19 Ici Ltd Injection molded resin articles having a foamed resin core
GB1360303A (en) * 1972-01-20 1974-07-17 Ici Ltd Injection moulding process
US3983196A (en) * 1972-03-13 1976-09-28 The Dow Chemical Company Method of injection molding structural foam having accurate mold surface reproductions
US4092385A (en) * 1974-11-25 1978-05-30 Institute Po Metaloznanie I Technologia Na Metalite Method of producing molded parts with a smooth noncellular skin and a cellular core from foamable thermoplastic material
JPS59383B2 (ja) * 1977-01-05 1984-01-06 旭化成株式会社 型物の成形法
US4133858A (en) * 1977-12-14 1979-01-09 Usm Corporation Injection foam molding process
JPS6058010B2 (ja) * 1981-04-14 1985-12-18 三井化学株式会社 射出圧縮成形方法
US4389358A (en) * 1981-06-22 1983-06-21 Kmmco Structural Foam, Inc. Method and apparatus for making an integral structural cellular and non-cellular plastic or resinous article with a smooth outer surface
JPS5839425A (ja) * 1981-09-04 1983-03-08 Hashimoto Forming Co Ltd 低圧射出成形法
GB2139548B (en) * 1983-05-11 1986-11-19 James Watson Hendry Injection moulding
JPS6195919A (ja) * 1984-10-18 1986-05-14 Sony Corp 射出成形機
JPH0611500B2 (ja) * 1986-06-17 1994-02-16 住友化学工業株式会社 熱可塑性樹脂のプレス成形方法
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

Also Published As

Publication number Publication date
CA2052835C (fr) 1999-07-06
US5252269A (en) 1993-10-12
EP0481306A1 (fr) 1992-04-22
DE69112979T2 (de) 1996-04-11
JPH04144721A (ja) 1992-05-19
KR920007780A (ko) 1992-05-27
JPH0777739B2 (ja) 1995-08-23
KR0178538B1 (ko) 1999-05-15
US5304579A (en) 1994-04-19
ES2079543T3 (es) 1996-01-16
DE69112979D1 (de) 1995-10-19
EP0481306B1 (fr) 1995-09-13

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