DE69112979D1 - Verfahren zur Verarbeitung von Polypropylen-Kunststoff. - Google Patents

Verfahren zur Verarbeitung von Polypropylen-Kunststoff.

Info

Publication number
DE69112979D1
DE69112979D1 DE69112979T DE69112979T DE69112979D1 DE 69112979 D1 DE69112979 D1 DE 69112979D1 DE 69112979 T DE69112979 T DE 69112979T DE 69112979 T DE69112979 T DE 69112979T DE 69112979 D1 DE69112979 D1 DE 69112979D1
Authority
DE
Germany
Prior art keywords
polypropylene plastic
processing polypropylene
processing
plastic
polypropylene
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.)
Expired - Lifetime
Application number
DE69112979T
Other languages
English (en)
Other versions
DE69112979T2 (de
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
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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Application granted granted Critical
Publication of DE69112979D1 publication Critical patent/DE69112979D1/de
Publication of DE69112979T2 publication Critical patent/DE69112979T2/de
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
    • 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
    • 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
DE69112979T 1990-10-05 1991-10-04 Verfahren zur Verarbeitung von Polypropylen-Kunststoff. Expired - Lifetime DE69112979T2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE69112979D1 true DE69112979D1 (de) 1995-10-19
DE69112979T2 DE69112979T2 (de) 1996-04-11

Family

ID=17469111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69112979T Expired - Lifetime DE69112979T2 (de) 1990-10-05 1991-10-04 Verfahren zur Verarbeitung von Polypropylen-Kunststoff.

Country Status (7)

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

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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
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US6413461B1 (en) * 1998-05-08 2002-07-02 Sumitomo Chemical Company, Limited Process for producing multilayer molded article
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US7195815B1 (en) * 1999-08-30 2007-03-27 Sekisui Chemical Co., Ltd. Process for producing foamed body of thermoplastic resin, mold for forming same and foamed body of thermoplastic resin
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
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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
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
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
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
AU2003225704A1 (en) * 2002-03-07 2003-09-22 Sentinel Products Corp. Polypropylene foam and foam core structure
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
DE102005051081A1 (de) * 2004-10-27 2006-05-04 Sumitomo Chemical Co., Ltd. Verfahren zum Herstellen eines Schaumstoffartikels
WO2008089334A2 (en) 2007-01-19 2008-07-24 Vec Industries, L.L.C. Method and apparatus for molding composite articles
US7846533B2 (en) 2008-03-26 2010-12-07 Hendrickson Usa, L.L.C. Molded thermoplastic articles
CA2719696C (en) 2008-03-26 2013-08-06 Delta Tooling Company Method of manufacture of a foamed core class "a" article
WO2009120838A2 (en) 2008-03-26 2009-10-01 Delta Tooling Company Interchangeable mold tooling
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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US3983196A (en) * 1972-03-13 1976-09-28 The Dow Chemical Company Method of injection molding structural foam having accurate mold surface reproductions
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Also Published As

Publication number Publication date
EP0481306A1 (de) 1992-04-22
ES2079543T3 (es) 1996-01-16
CA2052835A1 (en) 1992-04-06
JPH04144721A (ja) 1992-05-19
KR0178538B1 (ko) 1999-05-15
JPH0777739B2 (ja) 1995-08-23
CA2052835C (en) 1999-07-06
EP0481306B1 (de) 1995-09-13
US5252269A (en) 1993-10-12
KR920007780A (ko) 1992-05-27
DE69112979T2 (de) 1996-04-11
US5304579A (en) 1994-04-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SUMITOMO CHEMICAL CO. LTD., TOKIO/TOKYO, JP