DE3363903D1 - Improved foam polymer process - Google Patents

Improved foam polymer process

Info

Publication number
DE3363903D1
DE3363903D1 DE8383302292T DE3363903T DE3363903D1 DE 3363903 D1 DE3363903 D1 DE 3363903D1 DE 8383302292 T DE8383302292 T DE 8383302292T DE 3363903 T DE3363903 T DE 3363903T DE 3363903 D1 DE3363903 D1 DE 3363903D1
Authority
DE
Germany
Prior art keywords
foam polymer
improved foam
polymer process
improved
polymer
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.)
Expired
Application number
DE8383302292T
Other languages
English (en)
Inventor
Charles Marion Krutchen
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.)
ExxonMobil Oil Corp
Original Assignee
Mobil Oil Corp
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 Mobil Oil Corp filed Critical Mobil Oil Corp
Application granted granted Critical
Publication of DE3363903D1 publication Critical patent/DE3363903D1/de
Expired legal-status Critical Current

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
    • C08J9/14—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 organic
    • C08J9/141—Hydrocarbons
    • 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
    • B29C44/3442—Mixing, kneading or conveying the foamable material
    • 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
    • C08J9/14—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 organic
    • C08J9/143—Halogen containing compounds
    • 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
    • C08J9/14—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 organic
    • C08J9/149—Mixtures of blowing agents covered by more than one of the groups C08J9/141 - C08J9/143
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/15—Aging of foamed resin products

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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Molding Of Porous Articles (AREA)
DE8383302292T 1982-04-30 1983-04-22 Improved foam polymer process Expired DE3363903D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/373,455 US4419309A (en) 1982-04-30 1982-04-30 Polystyrene foam extrusion into a foam assisting atmosphere

Publications (1)

Publication Number Publication Date
DE3363903D1 true DE3363903D1 (en) 1986-07-10

Family

ID=23472492

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383302292T Expired DE3363903D1 (en) 1982-04-30 1983-04-22 Improved foam polymer process

Country Status (5)

Country Link
US (1) US4419309A (de)
EP (1) EP0093553B1 (de)
JP (1) JPS58208023A (de)
CA (1) CA1202458A (de)
DE (1) DE3363903D1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4548341A (en) * 1983-11-02 1985-10-22 At&T Technologies, Inc. Plastic injector with heat control
US4573893A (en) * 1984-04-02 1986-03-04 Application Engineering Corporation Extrusion die with external and internal cooling means
DE3722539A1 (de) * 1987-07-08 1989-01-19 Reichenecker Hans Storopack Geschaeumter formkoerper
US5059376A (en) * 1989-04-20 1991-10-22 Astro-Valcour, Incorporated Methods for rapid purging of blowing agents from foamed polymer products
US4966546A (en) * 1989-05-01 1990-10-30 Mobil Oil Corporation Convective thermoforming oven
US5728406A (en) * 1989-07-11 1998-03-17 Amesbury Group, Inc. Apparatus for extruding a low density thermoplastic foam
AU650268B2 (en) * 1990-04-06 1994-06-16 Aci International Limited A dynamic mixing system and method for producing thermoplastic materials
US5238377A (en) * 1990-08-13 1993-08-24 The Hartwell Corporation Apparatus for making blind rivets
ES2134806T3 (es) * 1991-04-23 1999-10-16 Amesbury Group Inc Procedimiento para extruir espuma de baja densidad usando agua como agente de hinchamiento.
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
CA2110010A1 (en) * 1992-12-24 1994-06-25 Heinz Jaster Method and apparatus for producing foam with reduced thermal conductivity
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
US6206558B1 (en) * 1998-03-27 2001-03-27 Sencorp Systems, Inc. Extrusion system
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
US7951449B2 (en) * 2002-06-27 2011-05-31 Wenguang Ma Polyester core materials and structural sandwich composites thereof
US7318713B2 (en) * 2002-07-18 2008-01-15 Trexel, Inc. Polymer processing systems including screws
US6773739B2 (en) 2002-08-30 2004-08-10 Wenger Manufacturing, Inc Method and apparatus for extrusion of food products including back pressure valve/diverter
US7718251B2 (en) 2006-03-10 2010-05-18 Amesbury Group, Inc. Systems and methods for manufacturing reinforced weatherstrip
US20080293839A1 (en) * 2006-09-07 2008-11-27 Stobby William G Stabilized extruded alkenyl aromatic polymer foams and processes for extruding stabilized alkenyl aromatic polymer foams
US20080064774A1 (en) * 2006-09-07 2008-03-13 Stobby William G Stabilized extruded alkenyl aromatic polymer foams and processes for extruding stabilized alkenyl aromatic polymer foams
US8714952B2 (en) * 2011-06-13 2014-05-06 Floracraft Corp. System and method for manufacturing cylindrical foam articles
EP2737988B1 (de) 2012-11-30 2021-07-21 Promix Solutions AG Verfahren zur Schaumextrusion
US11773232B2 (en) * 2014-09-29 2023-10-03 Mucell Extrusion, Llc Thermoformed polymeric foam articles and methods
CA2976458A1 (en) 2015-02-13 2016-08-18 John HUNTRESS Low compression-force tpe weatherseals

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL82159C (de) * 1952-04-17
US2998396A (en) * 1958-03-21 1961-08-29 Monsanto Chemicals Particulate foamable styrene polymer treatment process
NL264938A (de) * 1961-05-18
US3194854A (en) * 1963-09-03 1965-07-13 Dow Chemical Co Process for producing thermoplastic foams
US3444283A (en) * 1965-11-08 1969-05-13 Mobil Oil Corp Method for direct injection extrusion of polystyrene foam
US3482006A (en) * 1966-04-13 1969-12-02 Mobil Oil Corp Process for extruding a thermoplastic foam
US3539473A (en) * 1967-09-21 1970-11-10 Dow Chemical Co Method for the preparation of foamed sheet and product obtained thereby
JPS4824501B1 (de) * 1969-12-18 1973-07-21
US3770668A (en) * 1970-10-29 1973-11-06 Dow Chemical Co Styrene polymer foam and the preparation thereof
US3725320A (en) * 1972-04-03 1973-04-03 Dart Ind Inc Aging of impregnated foamable beads
US3954929A (en) * 1973-10-11 1976-05-04 The Dow Chemical Company Method and apparatus for the extrusion of foamable thermoplastic materials
US4056587A (en) * 1975-10-20 1977-11-01 W. R. Grace & Co. Process for expanding
US4146563A (en) * 1977-12-20 1979-03-27 The Dow Chemical Company Method and apparatus for forming thermoplastic foams
DE2929829A1 (de) * 1979-07-23 1981-02-26 Basf Ag Verfahren zur herstellung geschaeumter lackharze und deren verwendung

Also Published As

Publication number Publication date
EP0093553B1 (de) 1986-06-04
JPS58208023A (ja) 1983-12-03
CA1202458A (en) 1986-04-01
EP0093553A1 (de) 1983-11-09
US4419309A (en) 1983-12-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee