PT94865A - Processo para a producao de uma espuma de poliestireno feita com somente dioxido de carbono como um agente de sopro - Google Patents

Processo para a producao de uma espuma de poliestireno feita com somente dioxido de carbono como um agente de sopro

Info

Publication number
PT94865A
PT94865A PT94865A PT9486590A PT94865A PT 94865 A PT94865 A PT 94865A PT 94865 A PT94865 A PT 94865A PT 9486590 A PT9486590 A PT 9486590A PT 94865 A PT94865 A PT 94865A
Authority
PT
Portugal
Prior art keywords
carbon dioxide
production
blowing agent
polystyrene foam
foam made
Prior art date
Application number
PT94865A
Other languages
English (en)
Other versions
PT94865B (pt
Inventor
Gary C Welsh
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
Publication of PT94865A publication Critical patent/PT94865A/pt
Publication of PT94865B publication Critical patent/PT94865B/pt

Links

Classifications

    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-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
    • C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
    • 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
    • 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

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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Materials For Medical Uses (AREA)
PT94865A 1989-08-02 1990-07-31 Processo para a producao de uma espuma de poliestireno feita com somente dioxido de carbono como um agente de sopro PT94865B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/388,468 US5250577A (en) 1989-08-02 1989-08-02 Polystyrene foam made with only carbon dioxide as a blowing agent and a process for making the same

Publications (2)

Publication Number Publication Date
PT94865A true PT94865A (pt) 1991-04-18
PT94865B PT94865B (pt) 1997-08-29

Family

ID=23534237

Family Applications (1)

Application Number Title Priority Date Filing Date
PT94865A PT94865B (pt) 1989-08-02 1990-07-31 Processo para a producao de uma espuma de poliestireno feita com somente dioxido de carbono como um agente de sopro

Country Status (13)

Country Link
US (1) US5250577A (pt)
EP (1) EP0411923B1 (pt)
JP (1) JP3023695B2 (pt)
KR (1) KR0160764B1 (pt)
AT (1) ATE161864T1 (pt)
AU (1) AU647032B2 (pt)
BR (1) BR9003770A (pt)
CA (1) CA2022501C (pt)
DE (1) DE69031887T2 (pt)
ES (1) ES2110961T3 (pt)
HK (1) HK1004069A1 (pt)
PT (1) PT94865B (pt)
SG (1) SG47633A1 (pt)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5286429A (en) * 1988-06-27 1994-02-15 Mobil Oil Corporation High melt index polystyrene foam and method
US5082608A (en) * 1990-06-14 1992-01-21 Owens-Illinois Plastic Products Inc. Polystyrene foam sheet manufacture
US5158986A (en) 1991-04-05 1992-10-27 Massachusetts Institute Of Technology Microcellular thermoplastic foamed with supercritical fluid
DE4137405A1 (de) * 1991-11-14 1993-05-19 Basf Ag Expandierbare styrolpolymerisate, enthaltend als treibmittel kohlendioxid
US5340844A (en) * 1992-04-24 1994-08-23 The Dow Chemical Company Polystyrene foam and a process for making the same
JPH05339416A (ja) * 1992-06-12 1993-12-21 Sekisui Plastics Co Ltd 難燃性スチレン系樹脂発泡成形体の製造方法
US5269987A (en) * 1992-12-22 1993-12-14 Reedy Michael E Process for producing alkenyl aromatic foams using a combination of atmospheric and organic gases and foams produced thereby
US5322664A (en) * 1993-02-02 1994-06-21 Owens-Illinois Labels Inc. Clear film extrusion from an annular die
US5389694A (en) * 1993-06-04 1995-02-14 The Dow Chemical Company Foamable styrenic polymer gel having a carbon dioxide blowing agent and a process for making a foam structure therefrom
US5422378A (en) * 1993-06-04 1995-06-06 The Dow Chemical Company Foamable styrenic polymer gel and resulting foam
US5411683B1 (en) * 1993-08-20 2000-08-01 Sweetheart Cup Co Method for making thermoplastic foam with combined 1,1-difluoroethane and co2 blowing agent
JP3128429B2 (ja) * 1993-08-27 2001-01-29 三菱電機株式会社 画像処理方法および装置
ES2171463T3 (es) * 1993-10-14 2002-09-16 Dow Chemical Co Espuma polimera alquenil-aromatica de bajo peso molecular.
AU1941395A (en) * 1994-03-11 1995-09-25 Aci Operations Pty. Limited Plastics foam and method of manufacturing same
BR9507434A (pt) * 1994-03-24 1997-09-16 Dow Chemical Co Processo de co-termoformação para produzir folha de espuma termoplástica termoformável produtos formados e produto co-termoformado
US5753717A (en) * 1994-03-30 1998-05-19 Aci Operations Pty Ltd. Plastics foam and method of manufacturing same
US5688832A (en) * 1994-09-16 1997-11-18 The Dow Chemical Company Low molecular weight alkenyl aromatic polymer foam
AU6846396A (en) * 1995-08-14 1997-03-12 Massachusetts Institute Of Technology Gear throttle as a nucleation device in a continuous microcellular extrusion system
EP0839161A1 (en) * 1995-11-09 1998-05-06 Imperial Chemical Industries Plc Foamed articles
EP0773252A1 (en) 1995-11-09 1997-05-14 Imperial Chemical Industries Plc Foamed articles
US5707573A (en) * 1995-11-09 1998-01-13 Biesenberger; Joseph A. Method of preparing thermoplastic foams using a gaseous blowing agent
US5670552A (en) * 1995-12-18 1997-09-23 W. R. Grace & Co.-Conn. Foam and process for producing foam using a carbon dioxide blowing agent
WO1997042025A1 (en) * 1996-05-06 1997-11-13 Solo Cup Company Polystyrene foam sheet for forming deep drawn articles, and the deep drawn articles made therefrom
AU755441B2 (en) 1996-08-27 2002-12-12 Trexel, Inc. Method and apparatus for microcellular polymer extrusion
US6884377B1 (en) 1996-08-27 2005-04-26 Trexel, Inc. Method and apparatus for microcellular polymer extrusion
DE19808266A1 (de) * 1998-02-27 1999-09-09 Messer France Sa Verfahren und Vorrichtung zum Schäumen von Kunststoffen
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
KR100595337B1 (ko) 1998-10-21 2006-07-03 오웬스 코닝 압출 발포체의 제조 방법
US6428297B1 (en) * 1998-10-28 2002-08-06 Dart Container Corporation Apparatus for making a corrugation-free foam
GB2388070B (en) * 1998-10-28 2003-12-10 Dart Container Thermoplastic corrugation-free foam
GB2385553B (en) * 1998-10-28 2003-10-15 Dart Container Method for making a corrugation-free foam and foams made by the method
US6258863B1 (en) 1998-12-07 2001-07-10 Reedy International Corporation Process for producing alkenyl aromatic foams having increased thermal insulation using cycloalkane blowing agent and foams produced thereby
ATE201032T1 (de) 1999-01-20 2001-05-15 Poliglas Sa Verfahren und vorrichtung für die polystyrolschaumerzeugung, sowie daraus gewonnene schaumblöcke und schaumplatten
US6391931B1 (en) 1999-04-28 2002-05-21 3M Innovative Properties Co Uniform small cell foams and a continuous process for making same
AU774881B2 (en) * 2000-02-04 2004-07-08 Dow Chemical Company, The A process for producing thermoformable foam sheet using a physical blowing agent
US6544450B2 (en) 2000-02-04 2003-04-08 Dow Global Technologies Inc. Process for producing thermoformable foam sheet using a physical blowing agent
US6420444B1 (en) 2000-10-04 2002-07-16 Nova Chemicals, Inc. Tetrafunctional initiator
US6433092B2 (en) 2000-04-20 2002-08-13 Nova Chemicals Inc. Tetrafunctional initiator
US6166099A (en) * 2000-04-20 2000-12-26 Nova Chemicals Inc Tetrafunctional initiator
US6623674B1 (en) * 2000-11-16 2003-09-23 3M Innovative Properties Company Reduced density foam articles and process for making
JP4573505B2 (ja) * 2003-07-24 2010-11-04 日東電工株式会社 樹脂発泡体の製造方法及び樹脂発泡体
US7358282B2 (en) 2003-12-05 2008-04-15 Kimberly-Clark Worldwide, Inc. Low-density, open-cell, soft, flexible, thermoplastic, absorbent foam and method of making foam
US7291382B2 (en) 2004-09-24 2007-11-06 Kimberly-Clark Worldwide, Inc. Low density flexible resilient absorbent open-cell thermoplastic foam
CA2517995A1 (en) * 2005-09-02 2007-03-02 Chul B. Park Apparatus and method for advanced structural foam molding
US8143337B1 (en) 2005-10-18 2012-03-27 The Ohio State University Method of preparing a composite with disperse long fibers and nanoparticles
US20080248575A1 (en) * 2005-10-20 2008-10-09 The Ohio State University Research Foundation Drug and Gene Delivery by Polymer Nanonozzle and Nanotip Cell Patch
US8158689B2 (en) 2005-12-22 2012-04-17 Kimberly-Clark Worldwide, Inc. Hybrid absorbent foam and articles containing it
US20070148433A1 (en) * 2005-12-27 2007-06-28 Mallory Mary F Elastic laminate made with absorbent foam
US8507568B2 (en) * 2008-05-28 2013-08-13 The Ohio State University Suspension polymerization and foaming of water containing activated carbon-nano/microparticulate polymer composites
US9115228B2 (en) 2012-08-09 2015-08-25 Americas Styrenics, LLC Styrenic resin having improved extensional viscosity
US9096698B2 (en) 2012-08-09 2015-08-04 Americas Styrenics, LLC Styrenic resin incorporating recycled polystyrene
US8609778B1 (en) 2012-08-09 2013-12-17 Americas Styrenics, LLC Styrenic resin incorporating recycled polystyrene
CN105199252A (zh) * 2015-06-25 2015-12-30 南京法宁格节能科技有限公司 一种采用二氧化碳发泡剂生产聚苯乙烯挤塑板异型材的方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2928130A (en) * 1955-09-08 1960-03-15 Western Electric Co Methods for making cellular plastic products
GB1034120A (en) * 1963-06-24 1966-06-29 Monsanto Chemicals Extrusion of resins
SE313180B (pt) * 1964-06-02 1969-08-04 Monsanto Chemicals
US3960792A (en) * 1968-07-10 1976-06-01 The Dow Chemical Company Plastic foam
JPS5332600B2 (pt) * 1972-11-10 1978-09-08
JPS5135595A (ja) * 1974-09-17 1976-03-26 Jeemusu Sesero Binsento Shinshukuseiireba
US4198363A (en) * 1975-02-25 1980-04-15 Noel, Marquet & Cie, S.A. Continuous extrusion of thermoplastic materials
AU529339B2 (en) * 1978-11-13 1983-06-02 Monsanto Company Extruded polyalkenyl foam
DE2932303A1 (de) * 1979-08-09 1981-02-26 Basf Ag Verfahren zur herstellung von flammgeschuetzten schaumstoffen aus styrolpolymerisaten
US4306036A (en) * 1980-03-24 1981-12-15 The Dow Chemical Company Thermoplastic foam and process for the preparation thereof
US4312910A (en) * 1980-04-04 1982-01-26 The Dow Chemical Company Styrene-acrylic acid copolymer foam
US4344710A (en) * 1980-06-10 1982-08-17 Mobil Oil Corporation Polymer foam extrusion system
DE3131446A1 (de) * 1981-08-07 1983-02-24 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von feinzelligen schaumstoffen aus styrolpolymerisaten
US4469651A (en) * 1981-09-01 1984-09-04 Cosden Technology, Inc. Process for extruding thermoplastic compositions
US4473665A (en) * 1982-07-30 1984-09-25 Massachusetts Institute Of Technology Microcellular closed cell foams and their method of manufacture
US4480938A (en) * 1982-08-23 1984-11-06 International Business Machines Corporation Printer escapement servomotor drive with a minimum power supply
US4470938A (en) * 1982-08-27 1984-09-11 Mobil Oil Corporation Method and apparatus for extrusion of thermoplastic foam
DE3741095A1 (de) * 1987-12-04 1989-06-15 Basf Ag Verfahren zur herstellung von schaumstoffen mit hoher druckfestigkeit

Also Published As

Publication number Publication date
DE69031887D1 (de) 1998-02-12
BR9003770A (pt) 1991-09-03
AU647032B2 (en) 1994-03-17
CA2022501A1 (en) 1991-02-03
EP0411923A3 (en) 1991-10-23
KR910004722A (ko) 1991-03-29
CA2022501C (en) 1998-04-28
SG47633A1 (en) 1998-04-17
PT94865B (pt) 1997-08-29
EP0411923B1 (en) 1998-01-07
JPH0381346A (ja) 1991-04-05
EP0411923A2 (en) 1991-02-06
AU6007290A (en) 1991-02-07
JP3023695B2 (ja) 2000-03-21
HK1004069A1 (en) 1998-11-13
KR0160764B1 (ko) 1999-01-15
ES2110961T3 (es) 1998-03-01
ATE161864T1 (de) 1998-01-15
DE69031887T2 (de) 1998-08-13
US5250577A (en) 1993-10-05

Similar Documents

Publication Publication Date Title
PT94865A (pt) Processo para a producao de uma espuma de poliestireno feita com somente dioxido de carbono como um agente de sopro
ES2057396T3 (es) Espumas de cobertura integral sopladas con co2.
ATE290041T1 (de) Mikrozellulares schaumstoff- extrusions/blasformverfahren und damit hergestellter gegenstand
SE8702314L (sv) Ihalig produkt av plast som er delvis olika i komposition samt anordning for tillverkning av produkten
ES2088072T3 (es) Polimeros de estireno expandibles, que contienen dioxido de carbono como propulsante.
BR8405664A (pt) Garrafa de resina sintetica resistente a calor
ATE66949T1 (de) Verfahren zur herstellung fluorierter oberflaechen von polymeren.
DE69021095D1 (de) Flasche und Verfahren zu ihrer Herstellung.
SE8204123L (sv) Forfarande for framstellning av skummaterial
BR8906111A (pt) Processo para a preparacao de corpos moldados e os corpos moldados obtidos por este processo
ES451832A1 (es) Procedimiento para la fabricacion de una banda continua de material espumado.
BR9507864A (pt) Espuma de polímero etilénco de baixa densidade e processo para fazer uma espuma de polímero etiléncio de baixa densidade
DE58904386D1 (de) Treibmittel-masterbatch fuer die herstellung von polystyrolschaumstoffen.
JPS56146726A (en) Bath cover of synthetic resin and manufacture
BR8706889A (pt) Processo para a fabricacao de objetos de vidro
AR243211A1 (es) Un agente soplante para la produccion de plasticos espumantes.
ATE110052T1 (de) Verfahren zur herstellung von organischen carbonaten.
ATE106804T1 (de) Verfahren zur herstellung einer sicherheitsscheibe und das so erhaltene produkt.
TW332825B (en) Polyurethane
JPS5458765A (en) Blow-molded products of polypropylene and their production
DE59004661D1 (de) Verfahren zur Herstellung von Kunststoff-Hohlkörpern mit geschäumten Wänden.
KR930008035A (ko) 항균성 폴리올레틴계 수지가교 발포체의 제조방법
DE69506877D1 (de) Herstellung von glasgegenstände
ATE8770T1 (de) Maschine zur herstellung von hohlglasartikeln.
ATE223801T1 (de) Blasformverfahren

Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19901025

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20011130