ATE208257T1 - Verfahren zur herstellung eines kunststoffgegenstands - Google Patents

Verfahren zur herstellung eines kunststoffgegenstands

Info

Publication number
ATE208257T1
ATE208257T1 AT98904468T AT98904468T ATE208257T1 AT E208257 T1 ATE208257 T1 AT E208257T1 AT 98904468 T AT98904468 T AT 98904468T AT 98904468 T AT98904468 T AT 98904468T AT E208257 T1 ATE208257 T1 AT E208257T1
Authority
AT
Austria
Prior art keywords
hot runner
volume
injected
fluid
volume adjustment
Prior art date
Application number
AT98904468T
Other languages
English (en)
Inventor
Manfred Brauner
Original Assignee
Perstorp Ab
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 Perstorp Ab filed Critical Perstorp Ab
Application granted granted Critical
Publication of ATE208257T1 publication Critical patent/ATE208257T1/de

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
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • B29C45/1704—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles
    • B29C45/1711—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow cavity
    • 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
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • B29C45/1704—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles
    • B29C45/1706—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles using particular fluids or fluid generating substances
    • B29C2045/1707—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles using particular fluids or fluid generating substances using a liquid, e.g. water

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
AT98904468T 1997-02-10 1998-02-09 Verfahren zur herstellung eines kunststoffgegenstands ATE208257T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9700469A SE508528C2 (sv) 1997-02-10 1997-02-10 Förfarande vid formsprutning av termoplastprodukter innefattande hålrum
PCT/SE1998/000217 WO1998034771A1 (en) 1997-02-10 1998-02-09 A process in the manufacturing of a plastic product

Publications (1)

Publication Number Publication Date
ATE208257T1 true ATE208257T1 (de) 2001-11-15

Family

ID=20405748

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98904468T ATE208257T1 (de) 1997-02-10 1998-02-09 Verfahren zur herstellung eines kunststoffgegenstands

Country Status (8)

Country Link
EP (1) EP0958120B1 (de)
AT (1) ATE208257T1 (de)
AU (1) AU6233198A (de)
DE (1) DE69802381T2 (de)
DK (1) DK0958120T3 (de)
ES (1) ES2167867T3 (de)
SE (1) SE508528C2 (de)
WO (1) WO1998034771A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2397236A1 (en) 2000-02-24 2001-08-30 Marshall Ray Porter Low-density injection-molded body components
US6843954B2 (en) 2000-02-24 2005-01-18 Conix Corporation Injection molding techniques utilizing fluid channels
US6998174B2 (en) 2000-02-24 2006-02-14 Conix Corporation Integrated co-injection molded vehicle components and methods of making the same
US6787097B1 (en) * 2003-06-20 2004-09-07 Lear Corporation Multiple cavity gas assisted plastic injection molding
DE102007001756B4 (de) 2007-01-11 2008-12-18 Itw Automotive Products Gmbh & Co. Kg Verfahren und Spritzgussform zum Spritzgießen von hohlen Formteilen aus Kunststoff
WO2009112387A1 (de) * 2008-03-11 2009-09-17 Basf Se VERFAHREN UND VORRICHTUNG ZUM SPRITZGIEßEN VON HOHLEN FORMTEILEN AUS KUNSTSTOFF

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5098637A (en) * 1988-07-11 1992-03-24 Milad Limited Partnership Process for injection molding and hollow plastic article produced thereby
DE4319381C2 (de) * 1993-06-11 1996-07-11 Battenfeld Gmbh Verfahren zum Spritzgießen von Formteilen aus thermoplastischem Kunststoffmaterial sowie Formwerkzeug zur Durchführung desselben
SE503969E (sv) * 1994-01-28 2004-05-04 Perstorp Ab Sarg
US5639417A (en) * 1994-07-15 1997-06-17 Mitsubishi Gas Chemical Company, Inc. Mold apparatus for process for injection molding

Also Published As

Publication number Publication date
EP0958120B1 (de) 2001-11-07
AU6233198A (en) 1998-08-26
DK0958120T3 (da) 2001-12-17
DE69802381T2 (de) 2002-07-11
SE9700469D0 (sv) 1997-02-10
DE69802381D1 (de) 2001-12-13
WO1998034771A1 (en) 1998-08-13
EP0958120A1 (de) 1999-11-24
SE9700469L (sv) 1998-08-11
SE508528C2 (sv) 1998-10-12
ES2167867T3 (es) 2002-05-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner