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ATE197167T1 - Extrudierte, offenzellige mikrozelluläre schaumstoffe und verfahren zu ihrer herstellung - Google Patents

Extrudierte, offenzellige mikrozelluläre schaumstoffe und verfahren zu ihrer herstellung

Info

Publication number
ATE197167T1
ATE197167T1 AT96911395T AT96911395T ATE197167T1 AT E197167 T1 ATE197167 T1 AT E197167T1 AT 96911395 T AT96911395 T AT 96911395T AT 96911395 T AT96911395 T AT 96911395T AT E197167 T1 ATE197167 T1 AT E197167T1
Authority
AT
Austria
Prior art keywords
foam
production
open cell
open
cell
Prior art date
Application number
AT96911395T
Other languages
English (en)
Inventor
Creston D Shmidt
Daniel D Imeokparia
Kyung W Suh
Bruce A Malone
Ken Franklin
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of ATE197167T1 publication Critical patent/ATE197167T1/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/149Mixtures of blowing agents covered by more than one of the groups C08J9/141 - C08J9/143
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/122Hydrogen, oxygen, CO2, nitrogen or noble gases
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/125Water, e.g. hydrated salts
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/127Mixtures of organic and inorganic blowing agents
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143Halogen containing compounds
    • C08J9/144Halogen containing compounds containing carbon, halogen and hydrogen only
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143Halogen containing compounds
    • C08J9/144Halogen containing compounds containing carbon, halogen and hydrogen only
    • C08J9/146Halogen containing compounds containing carbon, halogen and hydrogen only only fluorine as halogen atoms
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2201/00Foams characterised by the foaming process
    • C08J2201/02Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
    • C08J2201/03Extrusion of the foamable blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00Foams characterized by the expanding agent
    • C08J2203/14Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/142Halogenated saturated hydrocarbons, e.g. H3C-CF3
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2205/00Foams characterised by their properties
    • C08J2205/04Foams characterised by their properties characterised by the foam pores
    • C08J2205/05Open cells, i.e. more than 50% of the pores are open
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2325/00Characterised 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
    • C08J2325/02Homopolymers or copolymers of hydrocarbons
    • C08J2325/04Homopolymers or copolymers of styrene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04Polyurethanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
AT96911395T 1995-04-27 1996-03-21 Extrudierte, offenzellige mikrozelluläre schaumstoffe und verfahren zu ihrer herstellung ATE197167T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US43078595A 1995-04-27 1995-04-27
US59569696A 1996-02-02 1996-02-02
PCT/US1996/004009 WO1996034038A1 (en) 1995-04-27 1996-03-21 Extruded, open-cell microcellular foams, and their preparation process

Publications (1)

Publication Number Publication Date
ATE197167T1 true ATE197167T1 (de) 2000-11-15

Family

ID=27028754

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96911395T ATE197167T1 (de) 1995-04-27 1996-03-21 Extrudierte, offenzellige mikrozelluläre schaumstoffe und verfahren zu ihrer herstellung

Country Status (12)

Country Link
US (2) US5863960A (de)
EP (1) EP0822956B1 (de)
JP (1) JP3816523B2 (de)
KR (1) KR19990008054A (de)
AT (1) ATE197167T1 (de)
CA (1) CA2217007C (de)
DE (1) DE69610765T2 (de)
DK (1) DK0822956T3 (de)
MX (1) MX9708227A (de)
NO (1) NO312199B1 (de)
TW (1) TW357171B (de)
WO (1) WO1996034038A1 (de)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9701291D0 (en) * 1997-01-22 1997-03-12 Ici Plc Closed cell polymer foam
ATE356850T1 (de) * 1997-06-11 2007-04-15 Dow Global Technologies Inc Absorbierende thermoplastische strangpress- schäume
US5962545A (en) * 1997-06-23 1999-10-05 The Dow Chemical Company Method of enhancing open cell formation in alkenyl aromatic polymer foams
AU1080699A (en) 1997-10-14 1999-05-03 Dow Chemical Company, The Insulated heat sensitive component
US5858501A (en) * 1997-12-18 1999-01-12 The Dow Chemical Company Evacuated insulation panel having non-wrinkled surfaces
CA2332815A1 (en) * 1998-07-29 2000-02-10 David G. Bland Extruded thermoplastic foams useful in filtration applications
US6123881A (en) * 1998-09-16 2000-09-26 Owens Corning Fiberglas Technology, Inc. Process for producing extruded foam products having polystyrene blends with high levels of CO2 as a blowing agent
US6093352A (en) * 1998-09-16 2000-07-25 Owens Corning Fiberglas Technology, Inc. Process for producing foam by monitoring key process parameters
US6187831B1 (en) 1998-09-16 2001-02-13 Owens Corning Fiberglas Technology, Inc. Process for producing extruded foam products with higher levels of CO2 as a blowing agent
ES2239463T3 (es) 1998-10-21 2005-09-16 Owens Corning Procedimiento de produccion de espuma extruida.
JP2000220467A (ja) * 1999-01-28 2000-08-08 Tokai Rubber Ind Ltd 低吸水・低吸油性防音材
EP1088847A1 (de) * 1999-09-10 2001-04-04 SOLVAY (Société Anonyme) Verfahren zur Herstellung von polymerischen Schaumstoffen mittels fluorinierter Treibmittel
US6403663B1 (en) 1999-09-20 2002-06-11 North Carolina State University Method of making foamed materials using surfactants and carbon dioxide
JP4540027B2 (ja) * 2000-02-08 2010-09-08 株式会社ジェイエスピー 連泡発泡体、真空断熱材用芯材及び真空断熱材
US6325281B1 (en) 2000-03-30 2001-12-04 Polyfoam Packers Corporation Thermally insulating shipping system
WO2002022723A1 (fr) * 2000-09-14 2002-03-21 Jsp Corporation Materiau central pour materiau d'isolation thermique par le vide et materiau d'isolation thermique par le vide
DE10055084A1 (de) 2000-11-07 2002-06-13 Basf Ag Flexible, offenzellige, mikrozelluläre Polymerschäume
JP4010845B2 (ja) * 2002-03-28 2007-11-21 富士フイルム株式会社 発光素子
DE10220038A1 (de) * 2002-05-04 2003-11-20 Membrana Gmbh Verfahren zur Herstellung geschäumter Polymerformkörper und geschäumter Polymerformkörper
US20030225172A1 (en) * 2002-05-31 2003-12-04 Miller Larry M. To enhance the thermal insulation of polymeric foam by reducing cell anisotropic ratio and the method for production thereof
US8557884B2 (en) * 2002-05-31 2013-10-15 Owens Corning Intellectual Capital, Llc To enhance the thermal insulation of polymeric foam by reducing cell anisotropic ratio and the method for production thereof
TWI226350B (en) * 2002-12-26 2005-01-11 Ind Tech Res Inst Open-cell microcellular polystyrene foams and method for making the same
US6958365B2 (en) * 2003-05-13 2005-10-25 Eastman Kodak Company Manufacturing process for open celled microcellular foam
US20040229966A1 (en) * 2003-05-13 2004-11-18 Eastman Kodak Company Manufacturing process and use for open celled microcellular foam
US8309619B2 (en) 2004-09-03 2012-11-13 Pactiv LLC Reduced-VOC and non-VOC blowing agents for making expanded and extruded thermoplastic foams
WO2007101034A2 (en) * 2006-02-22 2007-09-07 Pactiv Corporation Polyolefin foams made with methyl formate-based blowing agents
CN101472985A (zh) * 2006-06-21 2009-07-01 阿科玛股份有限公司 热塑性塑料泡沫体发泡剂混合物
US9752004B2 (en) * 2006-06-22 2017-09-05 Owens Corning Intellectual Capital, Llc Cell size enlargers for polystyrene foams
US7977397B2 (en) * 2006-12-14 2011-07-12 Pactiv Corporation Polymer blends of biodegradable or bio-based and synthetic polymers and foams thereof
CA2672476C (en) * 2006-12-14 2013-10-22 Pactiv Corporation Expanded and extruded biodegradable and reduced emission foams made with methyl formate-based blowing agents
US20100313507A1 (en) * 2008-01-23 2010-12-16 Carlos Castro Building structures containing external vapor permeable foam insulation
WO2013003254A1 (en) 2011-06-27 2013-01-03 Owens Corning Intellectual Capital, Llc Organic infrared attenuation agents
DE102011083434B4 (de) * 2011-09-26 2016-11-17 Neue Materialien Bayreuth Gmbh Verfahren zur Herstellung eines offenzelligen Polymerschaums
JP2016522307A (ja) * 2013-06-20 2016-07-28 ダウ グローバル テクノロジーズ エルエルシー 平滑切削ポリマー発泡物品
JP6466248B2 (ja) * 2015-05-15 2019-02-06 株式会社ジェイエスピー 熱成形用ポリスチレン系樹脂発泡シート
WO2017091761A1 (en) * 2015-11-25 2017-06-01 Yeti Coolers, Llc Insulating container having vacuum insulated panels and method
USD821157S1 (en) 2017-05-16 2018-06-26 Yeti Coolers, Llc Insulating device
USD820648S1 (en) 2017-05-16 2018-06-19 Yeti Coolers, Llc Insulating device
USD820647S1 (en) 2017-05-16 2018-06-19 Yeti Coolers, Llc Insulating device
USD821824S1 (en) 2017-05-16 2018-07-03 Yeti Coolers, Llc Insulating device
USD821156S1 (en) 2017-05-16 2018-06-26 Yeti Coolers, Llc Insulating device
USD821155S1 (en) 2017-05-16 2018-06-26 Yeti Coolers, Llc Insulating device
ES3031810A1 (es) * 2024-01-11 2025-07-11 Cellmat Tech Sl Material polimerico micro- o nanocelular compactado y panel de aislamiento al vacio que comprende un nucleo de dicho material

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3753932A (en) * 1970-12-23 1973-08-21 Du Pont Process for preparing microporous opencelled cellular polymeric structures
US4041115A (en) * 1975-05-12 1977-08-09 E. I. Du Pont De Nemours And Company Continuous process for preparing particulate microporous, open-celled polymer structures in a screw-type extruder
US4041445A (en) * 1976-06-28 1977-08-09 Chevron Research Company Method of connecting flexible numbers of geophone flyer groups to data acquisition units
JPS53124574A (en) * 1977-04-07 1978-10-31 Japan Styrene Paper Corp Production of foamed polystyrene resin
EP0090507A1 (de) * 1982-03-22 1983-10-05 Mobil Oil Corporation Kondensatabsorbierendes Verpackungsmaterial für Schnellimbiss und Verpackungsverfahren
JPS58196239A (ja) * 1982-05-11 1983-11-15 Sekisui Plastics Co Ltd 二次成形に適したポリスチレン系発泡シ−ト
US4473665A (en) * 1982-07-30 1984-09-25 Massachusetts Institute Of Technology Microcellular closed cell foams and their method of manufacture
US4673695A (en) * 1985-10-08 1987-06-16 The United States Of America As Represented By The United States Department Of Energy Low density microcellular foams
FR2605646B1 (fr) * 1986-10-24 1989-04-21 Pechiney Aluminium Extraction du gallium des liqueurs bayer a l'aide d'une resine adsorbante impregnee
US4728559A (en) * 1987-07-16 1988-03-01 Eastman Kodak Company Thermoformed plastic containers with transparent windows and method of making same
JPH0677295B2 (ja) * 1987-08-27 1994-09-28 三菱電機株式会社 回転ドラム制御装置
US5286429A (en) * 1988-06-27 1994-02-15 Mobil Oil Corporation High melt index polystyrene foam and method
US4966919A (en) * 1989-06-20 1990-10-30 The United States Of America As Represented By The United States Department Of Energy Composite foams
US5037859A (en) * 1989-06-20 1991-08-06 The United States Of America As Represented By The United States Department Of Energy Composite foams
US5158986A (en) * 1991-04-05 1992-10-27 Massachusetts Institute Of Technology Microcellular thermoplastic foamed with supercritical fluid
US5346928A (en) * 1993-09-09 1994-09-13 Imperial Chemical Industries Plc Rigid polyurethane foams
US5411687A (en) * 1994-06-23 1995-05-02 The Dow Chemical Company Extruded, open-cell alkenyl aromatic polymer foam and process for making
US5434195A (en) * 1994-06-23 1995-07-18 The Dow Chemical Company Extruded, open-cell alkenyl aromatic polymer foam and process for making
US5557896A (en) * 1994-06-23 1996-09-24 The Dow Chemical Company Method of employing an extruded open-cell alkenyl aromatic foam in roofing systems
USH1574H (en) * 1996-02-07 1996-08-06 The Dow Chemical Company Evacuated foam insulation panel containing a getter material

Also Published As

Publication number Publication date
DK0822956T3 (da) 2000-11-20
JPH11504362A (ja) 1999-04-20
JP3816523B2 (ja) 2006-08-30
WO1996034038A1 (en) 1996-10-31
MX9708227A (es) 1997-12-31
US5780521A (en) 1998-07-14
NO974942D0 (no) 1997-10-24
CA2217007C (en) 2008-03-11
US5863960A (en) 1999-01-26
TW357171B (en) 1999-05-01
CA2217007A1 (en) 1996-10-31
EP0822956B1 (de) 2000-10-25
NO312199B1 (no) 2002-04-08
DE69610765T2 (de) 2001-05-03
DE69610765D1 (de) 2000-11-30
EP0822956A1 (de) 1998-02-11
KR19990008054A (ko) 1999-01-25
NO974942L (no) 1997-10-24

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee