DE602006003026D1 - Online Kontrolle des Treibmittelgehaltes von Polymer-Kugeln zur Herstellung von geschäumten Formen nach dem verlorene-Form-Verfahren - Google Patents

Online Kontrolle des Treibmittelgehaltes von Polymer-Kugeln zur Herstellung von geschäumten Formen nach dem verlorene-Form-Verfahren

Info

Publication number
DE602006003026D1
DE602006003026D1 DE602006003026T DE602006003026T DE602006003026D1 DE 602006003026 D1 DE602006003026 D1 DE 602006003026D1 DE 602006003026 T DE602006003026 T DE 602006003026T DE 602006003026 T DE602006003026 T DE 602006003026T DE 602006003026 D1 DE602006003026 D1 DE 602006003026D1
Authority
DE
Germany
Prior art keywords
lost
production
blowing agent
polymer beads
agent content
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.)
Active
Application number
DE602006003026T
Other languages
English (en)
Inventor
Scott W Biedermann
Timothy S Rider
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.)
GM Global Technology Operations LLC
Bruker Scientific LLC
Original Assignee
GM Global Technology Operations LLC
Bruker Optics Inc
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 GM Global Technology Operations LLC, Bruker Optics Inc filed Critical GM Global Technology Operations LLC
Publication of DE602006003026D1 publication Critical patent/DE602006003026D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B29C44/34—Auxiliary operations
    • B29C44/3461—Making or treating expandable particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
    • B22C7/02—Lost patterns
    • B22C7/023—Patterns made from expanded plastic materials
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/60—Measuring, controlling or regulating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • C08J9/232—Forming foamed products by sintering expandable particles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
    • C08J2325/02—Homopolymers or copolymers of hydrocarbons
    • C08J2325/04—Homopolymers or copolymers of styrene
    • C08J2325/06—Polystyrene

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
DE602006003026T 2005-07-26 2006-07-05 Online Kontrolle des Treibmittelgehaltes von Polymer-Kugeln zur Herstellung von geschäumten Formen nach dem verlorene-Form-Verfahren Active DE602006003026D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/189,564 US7588704B2 (en) 2005-07-26 2005-07-26 Online control of blowing agent content of polymer beads for making lost foam patterns

Publications (1)

Publication Number Publication Date
DE602006003026D1 true DE602006003026D1 (de) 2008-11-20

Family

ID=37054575

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006003026T Active DE602006003026D1 (de) 2005-07-26 2006-07-05 Online Kontrolle des Treibmittelgehaltes von Polymer-Kugeln zur Herstellung von geschäumten Formen nach dem verlorene-Form-Verfahren

Country Status (3)

Country Link
US (1) US7588704B2 (de)
EP (1) EP1752236B1 (de)
DE (1) DE602006003026D1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8545205B2 (en) 2004-11-08 2013-10-01 Chemlink Capital Ltd. System and method for making polyethylene terephthalate sheets and objects
US9011737B2 (en) 2004-11-08 2015-04-21 Chemlink Capital Ltd. Advanced control system and method for making polyethylene terephthalate sheets and objects
CN101653977B (zh) * 2009-08-31 2013-03-13 北京中拓机械有限责任公司 超临界流体发泡剂计量装置
GB0918362D0 (en) * 2009-10-20 2009-12-02 Surface Generation Ltd Zone control of tool temperature
US9152929B2 (en) 2013-01-23 2015-10-06 Splunk Inc. Real time display of statistics and values for selected regular expressions
EP2918388A1 (de) 2014-03-10 2015-09-16 Sulzer Chemtech AG Verfahren zur Wiederverwertung von expandierbaren Kunststoffmaterialien und sowie damit herstellbares expandierfähiges oder expandiertes Kunststoffmaterial
EP2998092A1 (de) * 2014-09-16 2016-03-23 Marcus Kluth Herstellungsverfahren für treibmittelarme geschäumte Kunststoffformteile
CN107116177A (zh) * 2017-03-27 2017-09-01 六安市龙兴汽车零部件有限公司 一种消失模白模发泡成型工艺方法
EP4369125A1 (de) * 2022-11-08 2024-05-15 JSP International SARL Verfahren zum betrieb von mindestens einer vorrichtung zur verarbeitung von expandierbaren oder expandierten polymerpartikeln

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4042541A (en) * 1976-12-13 1977-08-16 The Dow Chemical Company Expandable polystyrene particles
EP0426372A1 (de) * 1989-10-25 1991-05-08 ARCO Chemical Technology, L.P. Steuerung der pyrolitischen Geschwindigkeit eines Formteils aus Plastikschaum
US5385698A (en) * 1992-04-23 1995-01-31 Saturn Corporation Dimensionally accurate expanded foam casting pattern
US5479815A (en) * 1994-02-24 1996-01-02 Kraft Foods, Inc. Method and apparatus for measuring volatiles released from food products
US6555488B1 (en) * 1999-08-17 2003-04-29 North Carolina State University Three-dimensionally reinforced cellular matrix composite and method of making same
US7257987B2 (en) * 2000-01-25 2007-08-21 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Portland State University Method and apparatus for sample analysis
US7531116B2 (en) * 2001-11-01 2009-05-12 Jsp Corporation Process of producing foamed molding from expanded polypropylene resin beads
US6846446B2 (en) * 2002-11-14 2005-01-25 Dynea Chemical Oy NIR spectroscopic monitoring of resin-loading during assembly of engineered wood product
US6942826B2 (en) * 2002-11-14 2005-09-13 Dynea Chemicals Oy Spectroscopic monitoring of resin-application prior to assembly of composite wood veneer product
WO2005113657A1 (ja) * 2004-05-20 2005-12-01 Asahi Kasei Chemicals Corporation ポリオレフィン製微多孔膜

Also Published As

Publication number Publication date
EP1752236B1 (de) 2008-10-08
EP1752236A1 (de) 2007-02-14
US7588704B2 (en) 2009-09-15
US20070023969A1 (en) 2007-02-01

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