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AU2927295A - Process and device for preparing foam using carbon dioxide dissolved under pressure - Google Patents

Process and device for preparing foam using carbon dioxide dissolved under pressure

Info

Publication number
AU2927295A
AU2927295A AU29272/95A AU2927295A AU2927295A AU 2927295 A AU2927295 A AU 2927295A AU 29272/95 A AU29272/95 A AU 29272/95A AU 2927295 A AU2927295 A AU 2927295A AU 2927295 A AU2927295 A AU 2927295A
Authority
AU
Australia
Prior art keywords
carbon dioxide
under pressure
dissolved under
dioxide dissolved
preparing foam
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
AU29272/95A
Inventor
Ferdinand Althausen
Wilfried Ebeling
Robert Eiben
Reiner Raffel
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.)
Maschinenfabrik Hennecke GmbH
Bayer AG
Original Assignee
Maschinenfabrik Hennecke GmbH
Bayer AG
Hennecke GmbH
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
Priority claimed from DE4425319A external-priority patent/DE4425319A1/en
Priority claimed from DE19944445790 external-priority patent/DE4445790A1/en
Application filed by Maschinenfabrik Hennecke GmbH, Bayer AG, Hennecke GmbH filed Critical Maschinenfabrik Hennecke GmbH
Publication of AU2927295A publication Critical patent/AU2927295A/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
    • C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
    • 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
    • B29C44/3469—Cell or pore nucleation
    • B29C44/3473—Cell or pore nucleation by shearing forces
    • 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
    • B29C44/3469—Cell or pore nucleation
    • B29C44/348—Cell or pore nucleation by regulating the temperature and/or the pressure, e.g. suppression of foaming until the pressure is rapidly decreased
    • 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
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes

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)
  • Polyurethanes Or Polyureas (AREA)
AU29272/95A 1994-07-18 1995-07-05 Process and device for preparing foam using carbon dioxide dissolved under pressure Abandoned AU2927295A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE4425319 1994-07-18
DE4425319A DE4425319A1 (en) 1994-07-18 1994-07-18 Polymer foam mfr. using carbon di:oxide blowing agent and process appts.
DE4445790 1994-12-21
DE19944445790 DE4445790A1 (en) 1994-12-21 1994-12-21 Preparation of foamed material using carbon di:oxide as expanding agent
PCT/EP1995/002604 WO1996002376A1 (en) 1994-07-18 1995-07-05 Process and device for preparing foam using carbon dioxide dissolved under pressure

Publications (1)

Publication Number Publication Date
AU2927295A true AU2927295A (en) 1996-02-16

Family

ID=25938451

Family Applications (1)

Application Number Title Priority Date Filing Date
AU29272/95A Abandoned AU2927295A (en) 1994-07-18 1995-07-05 Process and device for preparing foam using carbon dioxide dissolved under pressure

Country Status (6)

Country Link
EP (1) EP0804328B1 (en)
AU (1) AU2927295A (en)
DE (1) DE59509728D1 (en)
ES (1) ES2164158T3 (en)
PT (1) PT804328E (en)
WO (1) WO1996002376A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU755441B2 (en) * 1996-08-27 2002-12-12 Trexel, Inc. Method and apparatus for microcellular polymer extrusion

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1076266C (en) * 1995-07-11 2001-12-19 比梅奇集团有限公司 Apparatus and process for producing polymeric foam
US5830393A (en) * 1996-07-10 1998-11-03 Mitsui Chemicals, Inc. Process for preparing expanded product of thermoplastic resin
DE10030384A1 (en) 2000-06-21 2002-01-03 Hennecke Gmbh Process for the production of block foam
DE102011050014A1 (en) 2011-04-29 2012-10-31 Bayer Materialscience Aktiengesellschaft Polyurethane foam and process for its preparation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1235566B (en) * 1962-04-30 1967-03-02 Huels Chemische Werke Ag Device for extrusion of foam profiles
US3833202A (en) * 1972-12-07 1974-09-03 American Polymers Pre-die chamber for extrusion apparatus
JPS53124575A (en) * 1977-04-07 1978-10-31 Hitachi Chem Co Ltd Manufacture of polyolefin foam
US4337318A (en) * 1980-09-30 1982-06-29 Doyle Earl N Process for the total pre-expansion of polyurethane foam
US5055272A (en) * 1989-01-13 1991-10-08 Sealed Air Corporation Method for producing polyurethane foam and apparatus therefor
CA2104961C (en) * 1991-03-25 2002-05-28 Bruce A. Malone Nondistorted polyethylene foam structures and process for making
US5356565A (en) * 1992-08-26 1994-10-18 Marathon Oil Company In-line foam generator for hydrocarbon recovery applications and its use
US5308879A (en) * 1992-09-07 1994-05-03 Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha Process for preparing biodegradable resin foam
DE4422568C1 (en) * 1994-06-28 1996-02-15 Bayer Ag Process and device for foam production using carbon dioxide dissolved under pressure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU755441B2 (en) * 1996-08-27 2002-12-12 Trexel, Inc. Method and apparatus for microcellular polymer extrusion

Also Published As

Publication number Publication date
EP0804328B1 (en) 2001-10-17
ES2164158T3 (en) 2002-02-16
DE59509728D1 (en) 2001-11-22
WO1996002376A1 (en) 1996-02-01
PT804328E (en) 2002-04-29
EP0804328A1 (en) 1997-11-05

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