CA2054060A1 - Poly(aryl ether) foam produced with aqueous blowing agent - Google Patents

Poly(aryl ether) foam produced with aqueous blowing agent

Info

Publication number
CA2054060A1
CA2054060A1 CA002054060A CA2054060A CA2054060A1 CA 2054060 A1 CA2054060 A1 CA 2054060A1 CA 002054060 A CA002054060 A CA 002054060A CA 2054060 A CA2054060 A CA 2054060A CA 2054060 A1 CA2054060 A1 CA 2054060A1
Authority
CA
Canada
Prior art keywords
poly
blowing agent
aryl ether
polymer
gel
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.)
Abandoned
Application number
CA002054060A
Other languages
English (en)
French (fr)
Inventor
David G. Bland
Joseph J. Conte
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.)
Dow Chemical Co
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 CA2054060A1 publication Critical patent/CA2054060A1/en
Abandoned 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
    • C08J9/125—Water, e.g. hydrated salts
    • 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
    • B29C44/3446—Feeding the blowing agent
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0012—Combinations of extrusion moulding with other shaping operations combined with shaping by internal pressure generated in the material, e.g. foaming
    • 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
    • C08L71/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
    • C08L71/12—Polyphenylene oxides
    • 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
    • C08J2371/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
    • C08J2371/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
    • C08J2371/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
    • C08J2371/12—Polyphenylene oxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
CA002054060A 1991-04-12 1991-10-23 Poly(aryl ether) foam produced with aqueous blowing agent Abandoned CA2054060A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US685,302 1976-05-11
US07/685,302 US5218007A (en) 1991-04-12 1991-04-12 Poly(aryl ether) foam produced with aqueous blowing agent

Publications (1)

Publication Number Publication Date
CA2054060A1 true CA2054060A1 (en) 1992-10-13

Family

ID=24751596

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002054060A Abandoned CA2054060A1 (en) 1991-04-12 1991-10-23 Poly(aryl ether) foam produced with aqueous blowing agent

Country Status (11)

Country Link
US (1) US5218007A (enExample)
EP (1) EP0507986A1 (enExample)
JP (1) JPH04320433A (enExample)
KR (1) KR920019853A (enExample)
AU (1) AU8604691A (enExample)
CA (1) CA2054060A1 (enExample)
FI (1) FI914926A7 (enExample)
HU (1) HU209904B (enExample)
MX (1) MX174345B (enExample)
NO (1) NO914139L (enExample)
TW (1) TW208028B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5728406A (en) * 1989-07-11 1998-03-17 Amesbury Group, Inc. Apparatus for extruding a low density thermoplastic foam
US5017622A (en) * 1990-10-16 1991-05-21 The Dow Chemical Company Sulfone polymer foam produced with aqueous blowing agent
DE4235309A1 (de) * 1992-10-20 1994-04-21 Wacker Chemie Gmbh Treibmittelzusammensetzungen und zu elastomeren Siliconschaumstoffen härtbare Massen
AT398771B (de) * 1992-11-13 1995-01-25 Union Ind Compr Gase Gmbh Verfahren zur herstellung aufgeschäumter kunststoffe
FR2740139B1 (fr) * 1995-10-24 1998-04-17 Ronvel Jean Louis Mousse de gel auto retractable elastomerique
FR2752847B1 (fr) * 1995-10-24 1998-12-04 Jean Pierre Archeny Mousse de gel de synthese a cellules fermees, autocollante, elastomerique, viscoelastique, de densite variable, a usage medical et industriel
US20070149629A1 (en) * 2005-12-22 2007-06-28 Michael Stephen Donovan Expanded and expandable high glass transition temperature polymers
JP7270887B2 (ja) * 2019-06-27 2023-05-11 睦月電機株式会社 発泡成形体の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946064A (en) * 1973-04-26 1976-03-23 Uniroyal, Inc. Hydrazodicarboxylates and use thereof as blowing agents
US3894974A (en) * 1973-04-26 1975-07-15 Uniroyal Inc Hydrazoidicarboxylates used as blowing agents to form gas expandable polymeric materials
US4127547A (en) * 1974-12-23 1978-11-28 Union Carbide Corporation Hydrogel dough composition for fabrication of foamed articles
US4032683A (en) * 1976-09-27 1977-06-28 Phillips Petroleum Company Structural member and method of making same
US4169954A (en) * 1977-03-30 1979-10-02 Uniroyal, Inc. 3,3-carbonylbis(carbazates) as blowing agents
US4105601A (en) * 1977-03-30 1978-08-08 Uniroyal, Inc. 3,3'-Carbonylbis(carbazates) as blowing agents
GB8715530D0 (en) * 1987-07-02 1987-08-12 Ici Plc Microporous products
US4940733A (en) * 1989-11-28 1990-07-10 Air Products And Chemicals, Inc. Method for foaming high temperature polymers using poly(alkylene carbonates) as foaming agents
US5017622A (en) * 1990-10-16 1991-05-21 The Dow Chemical Company Sulfone polymer foam produced with aqueous blowing agent

Also Published As

Publication number Publication date
NO914139L (no) 1992-10-13
HU209904B (en) 1994-11-28
AU8604691A (en) 1992-10-29
US5218007A (en) 1993-06-08
JPH04320433A (ja) 1992-11-11
KR920019853A (ko) 1992-11-20
TW208028B (enExample) 1993-06-21
FI914926A0 (fi) 1991-10-18
FI914926L (fi) 1992-10-13
MX9101886A (es) 1993-01-01
FI914926A7 (fi) 1992-10-13
EP0507986A1 (en) 1992-10-14
HUT60754A (en) 1992-10-28
MX174345B (es) 1994-05-09
NO914139D0 (no) 1991-10-21
HU913291D0 (en) 1992-01-28

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Legal Events

Date Code Title Description
FZDE Discontinued