IL116072A0 - Semi-continuous production of solid state polymeric foams - Google Patents

Semi-continuous production of solid state polymeric foams

Info

Publication number
IL116072A0
IL116072A0 IL11607295A IL11607295A IL116072A0 IL 116072 A0 IL116072 A0 IL 116072A0 IL 11607295 A IL11607295 A IL 11607295A IL 11607295 A IL11607295 A IL 11607295A IL 116072 A0 IL116072 A0 IL 116072A0
Authority
IL
Israel
Prior art keywords
semi
solid state
continuous production
polymeric foams
state polymeric
Prior art date
Application number
IL11607295A
Other languages
English (en)
Original Assignee
Univ Washington
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 Univ Washington filed Critical Univ Washington
Publication of IL116072A0 publication Critical patent/IL116072A0/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/3442Mixing, kneading or conveying the foamable material
    • B29C44/3446Feeding the blowing agent
    • B29C44/3453Feeding the blowing agent to solid plastic material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/3442Mixing, kneading or conveying the foamable material
    • B29C44/3446Feeding the blowing agent
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/3469Cell or pore nucleation
    • B29C44/348Cell or pore nucleation by regulating the temperature and/or the pressure, e.g. suppression of foaming until the pressure is rapidly decreased
    • 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
    • C08J9/34Chemical features in the manufacture of articles consisting of a foamed macromolecular core and a macromolecular surface layer having a higher density than the core
    • 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
    • C08J2201/032Impregnation of a formed object with a gas
    • 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
    • C08J2203/06CO2, N2 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
    • C08J2205/00Foams characterised by their properties
    • C08J2205/04Foams characterised by their properties characterised by the foam pores
    • C08J2205/044Micropores, i.e. average diameter being between 0,1 micrometer and 0,1 millimeter
    • 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
    • C08J2205/052Closed cells, i.e. more than 50% of the pores are closed
    • 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
    • C08J2325/06Polystyrene
    • 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
    • C08J2327/00Characterised 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 a halogen; Derivatives of such polymers
    • C08J2327/02Characterised 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 a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04Characterised 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 a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06Homopolymers or copolymers of vinyl chloride
    • 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
    • C08J2333/00Characterised 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 only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/04Characterised 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 only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
    • C08J2333/06Characterised 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 only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C08J2333/10Homopolymers or copolymers of methacrylic acid esters
    • C08J2333/12Homopolymers or copolymers of methyl methacrylate
    • 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
    • C08J2355/00Characterised by the use of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08J2323/00 - C08J2353/00
    • C08J2355/02Acrylonitrile-Butadiene-Styrene [ABS] polymers
    • 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
    • C08J2367/00Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • 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
    • C08J2369/00Characterised by the use of polycarbonates; Derivatives of polycarbonates
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/13Cell size and distribution control while molding a foam
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/83Injection molding of polyolefin-type foam

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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
IL11607295A 1994-12-13 1995-11-21 Semi-continuous production of solid state polymeric foams IL116072A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/354,960 US5684055A (en) 1994-12-13 1994-12-13 Semi-continuous production of solid state polymeric foams

Publications (1)

Publication Number Publication Date
IL116072A0 true IL116072A0 (en) 1996-01-31

Family

ID=23395633

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11607295A IL116072A0 (en) 1994-12-13 1995-11-21 Semi-continuous production of solid state polymeric foams

Country Status (10)

Country Link
US (1) US5684055A (de)
EP (1) EP0873230B1 (de)
AR (1) AR000289A1 (de)
AT (1) ATE289908T1 (de)
AU (1) AU4853696A (de)
DE (1) DE69534047T2 (de)
ES (1) ES2236720T3 (de)
IL (1) IL116072A0 (de)
TR (1) TR199501569A2 (de)
WO (1) WO1996018486A2 (de)

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EP0923443B1 (de) * 1996-08-27 2002-11-27 Trexel Inc. Verfahren und vorrichtung zum extrudieren von polymerschaum, insbesondere mikrozellenschaum
US6884377B1 (en) 1996-08-27 2005-04-26 Trexel, Inc. Method and apparatus for microcellular polymer extrusion
US6884823B1 (en) 1997-01-16 2005-04-26 Trexel, Inc. Injection molding of polymeric material
US6235380B1 (en) 1997-07-24 2001-05-22 Trexel, Inc. Lamination of microcellular articles
US6706223B1 (en) 1997-12-19 2004-03-16 Trexel, Inc. Microcelluar extrusion/blow molding process and article made thereby
EP1040158B2 (de) 1997-12-19 2012-04-18 Trexel, Inc. Mikrozellulares schaumstoff-extrusions/blasformverfahren und damit hergestellter gegenstand
US6231942B1 (en) 1998-01-21 2001-05-15 Trexel, Inc. Method and apparatus for microcellular polypropylene extrusion, and polypropylene articles produced thereby
GB2345287B (en) * 1998-08-06 2002-04-17 Sumitomo Chemical Co Method for producing crystalline methacrylic resin and plastic foam
US5955511A (en) * 1998-08-31 1999-09-21 Handa; Y. Paul Manufacturing ultramicrocellular polymer foams at low pressure
US6403663B1 (en) 1999-09-20 2002-06-11 North Carolina State University Method of making foamed materials using surfactants and carbon dioxide
WO2002026484A1 (en) * 2000-09-29 2002-04-04 Trexel, Inc. In-mold decorated articles and methods
US6919512B2 (en) * 2001-10-03 2005-07-19 Schlumberger Technology Corporation Field weldable connections
US20040171339A1 (en) * 2002-10-28 2004-09-02 Cabot Microelectronics Corporation Microporous polishing pads
US6913517B2 (en) * 2002-05-23 2005-07-05 Cabot Microelectronics Corporation Microporous polishing pads
US20050276967A1 (en) * 2002-05-23 2005-12-15 Cabot Microelectronics Corporation Surface textured microporous polishing pads
US7311862B2 (en) * 2002-10-28 2007-12-25 Cabot Microelectronics Corporation Method for manufacturing microporous CMP materials having controlled pore size
US7435165B2 (en) 2002-10-28 2008-10-14 Cabot Microelectronics Corporation Transparent microporous materials for CMP
US7267607B2 (en) * 2002-10-28 2007-09-11 Cabot Microelectronics Corporation Transparent microporous materials for CMP
EP1636009A4 (de) * 2003-05-17 2010-12-22 Gregory L Branch Verfahren zur herstellung thermogeformter artikel aus gasimprägniertem polymer
US9296126B2 (en) * 2003-05-17 2016-03-29 Microgreen Polymers, Inc. Deep drawn microcellularly foamed polymeric containers made via solid-state gas impregnation thermoforming
US7585439B2 (en) * 2003-05-17 2009-09-08 Micro Green Polymers, Inc. Manufacture of fully recyclable foamed polymer from recycled material
US8075372B2 (en) * 2004-09-01 2011-12-13 Cabot Microelectronics Corporation Polishing pad with microporous regions
DK2428358T3 (en) 2007-01-17 2015-06-15 Microgreen Polymers Inc A process for the production of a multilayer foamed polymeric article
US8877331B2 (en) * 2007-01-17 2014-11-04 MicroGREEN Polymers Multi-layered foamed polymeric objects having segmented and varying physical properties and related methods
US20080274346A1 (en) * 2007-03-12 2008-11-06 Washington, University Of Solid-state cellular and noncellular thermoplastic materials: processing, properties, and applications
WO2009023848A2 (en) * 2007-08-15 2009-02-19 University Of Washington Method for making shapeable microcellular poly lactic acid articles
US20100052201A1 (en) * 2008-03-03 2010-03-04 Microgreen Polymers, Inc. Foamed cellular panels and related methods
US8568125B2 (en) 2008-04-14 2013-10-29 Microgreen Polymers Inc. Roll fed flotation/impingement air ovens and related thermoforming systems for corrugation-free heating and expanding of gas impregnated thermoplastic webs
US8080194B2 (en) * 2008-06-13 2011-12-20 Microgreen Polymers, Inc. Methods and pressure vessels for solid-state microcellular processing of thermoplastic rolls or sheets
US8827197B2 (en) * 2008-11-04 2014-09-09 Microgreen Polymers Inc Apparatus and method for interleaving polymeric roll for gas impregnation and solid-state foam processing
US20110195165A1 (en) * 2010-02-08 2011-08-11 Cahill John E Material and sheet for packaging bacon and/or other meats, and methods for making and using the same
EP2560818B1 (de) 2010-04-19 2015-08-26 Microgreen Polymers, Inc. Verfahren zum verbinden eines thermoplastischen polymermaterials
ES2383747B1 (es) * 2010-11-30 2013-05-06 Universitat Politècnica De Catalunya Procedimiento para conformar pet celular a partir de preformas sólidas
EP2668033A4 (de) * 2011-01-27 2014-10-08 Microgreen Polymers Inc Mikrostruktur für ein schmelzverbundenes thermoplastisches polymermaterial und zugehörige verfahren
JP6073915B2 (ja) 2011-12-06 2017-02-01 スリーエム イノベイティブ プロパティズ カンパニー ポリエステル基質の接合方法
ES2683187T3 (es) 2012-02-29 2018-09-25 Dart Container Corporation Procedimiento para la infusión de un gas en un material termoplástico, y sistemas relacionados
WO2013155088A1 (en) 2012-04-09 2013-10-17 University Of Washington Through Its Center For Commercialization A method to enhance cell nucleation density in solid-state foams
JP6258972B2 (ja) 2013-01-14 2018-01-10 マイクログリーン ポリマーズ,インク. 多孔質材料と交互配置された熱可塑性材料のロールを巻解するシステム、及び、関連する方法
EP3046776A4 (de) * 2013-09-19 2017-05-31 Dart Container Corporation Verfahren zur erzeugung einer mikrostruktur in einem material mit thermoplastischen polymermolekülen und zugehörige systeme
EP3909737B1 (de) 2014-11-05 2024-03-27 NIKE Innovate C.V. Schaumstoffe hergestellt mittels eines verfahrens anhand von partiellen formen
MX2016011125A (es) 2015-08-31 2017-02-27 Dart Container Metodos y sistemas para saturacion continua de material, tales como peliculas de polimero.
US11179871B2 (en) 2017-10-13 2021-11-23 Dart Container Corporation Microcellular foam sheet and processes of making and using
US11559928B2 (en) * 2019-02-28 2023-01-24 The University Of Toledo Microcellular materials with stress-activated pores exhibiting opto-mechanical properties and their use as sensors

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US4035458A (en) * 1975-05-29 1977-07-12 United States Gypsum Company Method of making a composite rigid foamed chair seat or the like
US4473665A (en) * 1982-07-30 1984-09-25 Massachusetts Institute Of Technology Microcellular closed cell foams and their method of manufacture
US4456571A (en) * 1982-12-13 1984-06-26 Mobil Oil Corporation Process and apparatus for forming a composite foamed polymeric sheet structure having comparatively high density skin layers and a comparatively low density core layer
DE3401839C1 (de) * 1984-01-20 1985-08-29 Peguform-Werke GmbH, 7805 Bötzingen Verfahren und Vorrichtung zum Verkleben von Substraten
US4761256A (en) * 1987-01-27 1988-08-02 Eastman Kodak Company Method for producing microcellular foamed plastic material with smooth integral skin
US5182307A (en) * 1990-11-21 1993-01-26 Board Of Regents Of The University Of Washington Polyethylene terephthalate foams with integral crystalline skins
US5158986A (en) * 1991-04-05 1992-10-27 Massachusetts Institute Of Technology Microcellular thermoplastic foamed with supercritical fluid
US5223545A (en) * 1992-02-03 1993-06-29 The Board Of Regents Of The University Of Washington Polyethylene terephthalate foams with integral crystalline skins

Also Published As

Publication number Publication date
ES2236720T3 (es) 2005-07-16
DE69534047T2 (de) 2006-04-13
EP0873230A2 (de) 1998-10-28
WO1996018486A2 (en) 1996-06-20
ATE289908T1 (de) 2005-03-15
DE69534047D1 (de) 2005-04-07
EP0873230B1 (de) 2005-03-02
US5684055A (en) 1997-11-04
WO1996018486A3 (en) 1996-08-29
AR000289A1 (es) 1997-06-18
TR199501569A2 (tr) 1996-07-21
AU4853696A (en) 1996-07-03

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