DE60025949D1 - Durch gas unterstütztes spritzgiessen - Google Patents

Durch gas unterstütztes spritzgiessen

Info

Publication number
DE60025949D1
DE60025949D1 DE60025949T DE60025949T DE60025949D1 DE 60025949 D1 DE60025949 D1 DE 60025949D1 DE 60025949 T DE60025949 T DE 60025949T DE 60025949 T DE60025949 T DE 60025949T DE 60025949 D1 DE60025949 D1 DE 60025949D1
Authority
DE
Germany
Prior art keywords
products
gas supported
supported injection
injection
polyurethane
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
DE60025949T
Other languages
English (en)
Other versions
DE60025949T2 (de
Inventor
Nigel Mcclelland
Devidas Padsalgikar
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.)
Huntsman International LLC
Original Assignee
Huntsman International LLC
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 Huntsman International LLC filed Critical Huntsman International LLC
Publication of DE60025949D1 publication Critical patent/DE60025949D1/de
Application granted granted Critical
Publication of DE60025949T2 publication Critical patent/DE60025949T2/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
    • 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
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/58—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres
    • B29C70/66—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres the filler comprising hollow constituents, e.g. syntactic foam
    • 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
    • B29C44/105—Applying counter-pressure during expanding the counterpressure being exerted by a fluid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/06—Molding microballoons and binder

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Composite Materials (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Gas Separation By Absorption (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE60025949T 1999-12-24 2000-12-22 Durch Gas-unterstütztes Spritzgiessen Expired - Lifetime DE60025949T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP99204553 1999-12-24
EP99204553 1999-12-24
PCT/EP2000/013147 WO2001047694A1 (en) 1999-12-24 2000-12-22 Gas assisted injection moulding

Publications (2)

Publication Number Publication Date
DE60025949D1 true DE60025949D1 (de) 2006-04-20
DE60025949T2 DE60025949T2 (de) 2006-08-17

Family

ID=8241108

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60025949T Expired - Lifetime DE60025949T2 (de) 1999-12-24 2000-12-22 Durch Gas-unterstütztes Spritzgiessen

Country Status (13)

Country Link
US (1) US6821476B2 (de)
EP (1) EP1240006B1 (de)
JP (1) JP4555532B2 (de)
KR (1) KR100793516B1 (de)
CN (1) CN1321800C (de)
AT (1) ATE317325T1 (de)
AU (1) AU774491B2 (de)
BR (1) BR0016727B1 (de)
CA (1) CA2394763C (de)
DE (1) DE60025949T2 (de)
ES (1) ES2253281T3 (de)
MX (1) MXPA02006301A (de)
WO (1) WO2001047694A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100348401C (zh) 2002-05-22 2007-11-14 日立麦克赛尔株式会社 成形件，注射模塑法及装置
EP2450173A3 (de) * 2002-11-11 2013-10-16 Sunstar Giken Kabushiki Kaisha Schaumformungsverfahren
DE10303882A1 (de) * 2003-01-31 2004-08-12 Hennecke Gmbh Verfahren zur Herstellung von Polyurethan-Formteilen
US7182892B2 (en) * 2004-04-30 2007-02-27 Lear Corporation Gas assisted injection molding with fixed volume gas reservoir and temperature control
WO2006027805A1 (en) 2004-09-08 2006-03-16 Elachem S.R.L. Composition and process for the realization of low density expanded products
US7550178B2 (en) * 2005-04-25 2009-06-23 Munekata Co., Ltd. Method of dyeing or reforming injection, blow or compression molding
US7214420B2 (en) * 2005-05-23 2007-05-08 Robert Joyce Molded article
JP4259573B2 (ja) * 2005-12-27 2009-04-30 積水化学工業株式会社 発泡成形体及び発泡成形体の製造方法
US20080070042A1 (en) * 2006-09-20 2008-03-20 Day International, Inc. Printing blanket or sleeve including thermoplastic polyurethane or thermoplastic polyurethane alloy layers
DE102007015660A1 (de) 2007-03-31 2008-10-02 Brugg Rohr Ag, Holding Flexibles wärmeisoliertes Leitungsrohr
US9802369B2 (en) * 2008-03-14 2017-10-31 Bauer Hockey, Llc Epoxy core with expandable microspheres
DE102009053218A1 (de) * 2009-11-06 2011-07-14 Bayer MaterialScience AG, 51373 Verfahren zur Herstellung eines Polyurethanschaums mittels über- oder nahekritischen Treibmittels
ES2364263B2 (es) 2011-03-01 2012-03-15 Abn Pipe Systems, S.L.U. Sistema y procedimiento de moldeo de piezas con moldes autoportantes.
US9498905B2 (en) * 2012-05-11 2016-11-22 Ford Global Technologies, Llc Single-shot molded vehicle structural body component and method of making the same
CN102700045A (zh) * 2012-06-20 2012-10-03 浙江吉利汽车研究院有限公司杭州分公司 聚丙烯物理发泡制备汽车保险杠的方法
ITUA20163390A1 (it) * 2016-05-12 2017-11-12 Tryonic Ltd Metodo di stampaggio a caldo per un composto comprendente materiale termoplastico e microsfere espandenti
TWI673156B (zh) * 2017-05-31 2019-10-01 荷蘭商耐克創新有限合夥公司 單相溶液模製方法
US11911986B2 (en) 2018-03-02 2024-02-27 Chang Yang Material Corp. Variable pressure injection mold for plastic injection molding
US11111359B2 (en) * 2018-05-05 2021-09-07 Ut-Battelle, Llc Method for printing low-density polymer structures
DE102018219039A1 (de) 2018-11-08 2020-05-14 Universität Stuttgart Verfahren zum Verhindern einer Freistrahlbildung während des Spritzgießens

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208368A (en) * 1978-07-18 1980-06-17 Gebruder Buhler Ag Method and apparatus for injection molding foamed plastic articles using a pre-pressurized mold having fixed core members with controlled venting
DE3411319C2 (de) 1984-03-28 1986-12-04 Boehringer Ingelheim KG, 6507 Ingelheim Verwendung von Citronensäureestern als Treib- und/oder Nucleierungsmittel zur Herstellung thermoplastischer Kunststoffschäume
DE3524704A1 (de) 1985-07-11 1987-01-15 Boehringer Ingelheim Kg Nucleierungsmittel (porenregler) zur herstellung direktbegaster thermoplastschaeume
FR2647445B1 (fr) * 1989-05-23 1991-08-30 Oreal Acides n-carboalkyloxy amino-11 undecanoiques et leurs esters, leurs procedes de preparation et leur utilisation en tant qu'agents epaississants
DE4017517A1 (de) * 1990-05-31 1991-12-05 Braun Pebra Gmbh Verfahren und vorrichtung zur herstellung von kunststoff-formteilen
CA2045860C (en) 1990-07-19 2002-06-11 Indra R. Baxi Pressurization control unit
US5284429A (en) * 1992-05-07 1994-02-08 Cascade Engineering, Inc. Gas-assisted injection molding apparatus
WO1993025367A1 (en) 1992-06-16 1993-12-23 Gas Injection Limited Injection moulding of plastics assisted by phased gas injection
US5260343A (en) * 1993-01-04 1993-11-09 Basf Corporation Low density flexible integral skin polyurethane systems using thermoplastic hydrocarbon microspheres and water as co-blowing agents
US5244613A (en) * 1993-01-21 1993-09-14 Miles Inc. Process for the production of reinforced moldings and the resultant products
JPH06330969A (ja) * 1993-05-21 1994-11-29 Nippon Mektron Ltd 緩衝体およびその製造法
EP0692516A1 (de) * 1994-07-15 1996-01-17 Hans-Joachim Burger Massgenauer thermoplastischer syntaktischer Schaum
EP0705674A1 (de) * 1994-10-03 1996-04-10 Du Pont De Nemours International S.A. Giessverfahren
US5798063A (en) * 1994-10-03 1998-08-25 E. I. Du Pont De Nemours And Company Molding process using gas under pressure
KR0145096B1 (ko) * 1994-11-02 1998-07-15 윤재륜 초음파를 이용한 폴리우레탄의 미세포 발포방법
US5945048A (en) * 1995-03-25 1999-08-31 Ensinger; Wilfried Process and device for extruding polymer melts to form hollow chamber sections
US5705201A (en) * 1995-09-01 1998-01-06 Ibar; Jean-Pierre Apparatus for controlling gas assisted injection molding to produce hollow and non-hollow plastic parts and modify their physical characteristics
JP3490829B2 (ja) * 1996-02-29 2004-01-26 日本フイライト株式会社 発泡射出成形物の製造法
JPH10152575A (ja) * 1996-11-22 1998-06-09 Achilles Corp 熱可塑性樹脂の発泡成形方法
CA2239950C (en) * 1997-08-11 2007-09-18 Bayer Corporation Syntactic rigid pur/pir foam boardstock
JPH11179750A (ja) * 1997-12-19 1999-07-06 Asahi Chem Ind Co Ltd ガス併用射出成形法
JPH11310619A (ja) * 1998-04-30 1999-11-09 Mitsubishi Electric Corp ポリウレタンフォーム及びその製造方法、断熱材並びに断熱箱体
US5948347A (en) * 1998-06-01 1999-09-07 General Motors Corporation Method of making a steering hand wheel insert
WO2000044821A1 (en) * 1999-01-26 2000-08-03 Huntsman International Llc Foamed thermoplastic polyurethanes

Also Published As

Publication number Publication date
JP2003518452A (ja) 2003-06-10
CA2394763C (en) 2008-04-15
CN1321800C (zh) 2007-06-20
AU774491B2 (en) 2004-07-01
KR100793516B1 (ko) 2008-01-14
AU2171401A (en) 2001-07-09
ES2253281T3 (es) 2006-06-01
CA2394763A1 (en) 2001-07-05
MXPA02006301A (es) 2002-11-29
EP1240006B1 (de) 2006-02-08
EP1240006A1 (de) 2002-09-18
KR20020065605A (ko) 2002-08-13
ATE317325T1 (de) 2006-02-15
WO2001047694A1 (en) 2001-07-05
BR0016727B1 (pt) 2010-11-16
CN1413145A (zh) 2003-04-23
US20030015815A1 (en) 2003-01-23
DE60025949T2 (de) 2006-08-17
JP4555532B2 (ja) 2010-10-06
US6821476B2 (en) 2004-11-23
BR0016727A (pt) 2002-09-03

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