NO954810L - Fremgangsmåte for opplösning av karbondioksid i en flytende polymer - Google Patents

Fremgangsmåte for opplösning av karbondioksid i en flytende polymer

Info

Publication number
NO954810L
NO954810L NO954810A NO954810A NO954810L NO 954810 L NO954810 L NO 954810L NO 954810 A NO954810 A NO 954810A NO 954810 A NO954810 A NO 954810A NO 954810 L NO954810 L NO 954810L
Authority
NO
Norway
Prior art keywords
carbon dioxide
dissolving carbon
liquid polymer
polymer
dissolving
Prior art date
Application number
NO954810A
Other languages
English (en)
Other versions
NO954810D0 (no
Inventor
Hans-Michael Sulzbach
Reiner Raffel
Wilfried Ebeling
Robert Eiben
Original Assignee
Bayer Ag
Hennecke Gmbh Maschf
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 Bayer Ag, Hennecke Gmbh Maschf filed Critical Bayer Ag
Publication of NO954810D0 publication Critical patent/NO954810D0/no
Publication of NO954810L publication Critical patent/NO954810L/no

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
    • C08J9/30—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by mixing gases into liquid compositions or plastisols, e.g. frothing with air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B29B7/7409—Mixing devices specially adapted for foamable substances with supply of gas
    • B29B7/7419—Mixing devices specially adapted for foamable substances with supply of gas with static or injector mixer elements
    • B29B7/7423—Mixing devices specially adapted for foamable substances with supply of gas with static or injector mixer elements preceded or followed by rotatable stirring device
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

Fremgangsmåte for oppløsing av karbondioksid l en flytende polymer, der flytende karbondioksid blir blandet ved en temperatur fra -30 til -5°C og polymeren ved omglvelsestemperatur ved et trykk, som tilsvarer 1,2- til 3-ganger metnlngsdamptrykket for det oppløs- ende karbondioksid.
NO954810A 1994-11-28 1995-11-27 Fremgangsmåte for opplösning av karbondioksid i en flytende polymer NO954810L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4442256A DE4442256C1 (de) 1994-11-28 1994-11-28 Verfahren zum Lösen von Kohlendioxid in einem flüssigen Polymer

Publications (2)

Publication Number Publication Date
NO954810D0 NO954810D0 (no) 1995-11-27
NO954810L true NO954810L (no) 1996-05-29

Family

ID=6534315

Family Applications (1)

Application Number Title Priority Date Filing Date
NO954810A NO954810L (no) 1994-11-28 1995-11-27 Fremgangsmåte for opplösning av karbondioksid i en flytende polymer

Country Status (6)

Country Link
EP (1) EP0722975A1 (no)
JP (1) JPH08208879A (no)
KR (1) KR960017081A (no)
CN (1) CN1131604A (no)
DE (1) DE4442256C1 (no)
NO (1) NO954810L (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997047453A1 (de) * 1996-06-07 1997-12-18 Bayer Aktiengesellschaft Verfahren zur schaumherstellung mittels unter druck gelöstem kohlendioxid

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997006935A1 (en) * 1995-08-14 1997-02-27 Massachusetts Institute Of Technology Gear throttle as a nucleation device in a continuous microcellular extrusion system
US6884377B1 (en) 1996-08-27 2005-04-26 Trexel, Inc. Method and apparatus for microcellular polymer extrusion
ATE228421T1 (de) * 1996-08-27 2002-12-15 Trexel Inc Verfahren und vorrichtung zum extrudieren von polymerschaum, insbesondere mikrozellenschaum
EP0878284B1 (de) * 1997-05-05 2002-12-11 Hennecke GmbH Verfahren und Vorrichtung zur Herstellung von Polyurethan-Schaum mittels flüssigem Kohlendioxid als Schäummittel
DE10032747C2 (de) * 2000-07-05 2002-05-23 Moeller Plast Gmbh Verfahren und Vorrichtung zum Herstellen geschäumter Bauteile
JP4652668B2 (ja) * 2003-03-06 2011-03-16 三洋化成工業株式会社 スラッシュ成形用粉体の製造方法
TWI382918B (zh) * 2005-04-19 2013-01-21 Sulzer Chemtech Ag 液態聚矽氧烷橡膠之發泡成形的聚合物元件之製法
CN103895145B (zh) * 2012-12-25 2016-12-28 朴喜大 环保型pu发泡方法
CN111421736B (zh) * 2020-04-01 2021-09-14 西北民族大学 一种聚氨酯发泡装置、发泡枪及其发泡系统
CN120002909B (zh) * 2025-04-18 2025-10-10 德州乐宜新材料有限公司 一种液体二氧化碳生产软质聚氨酯泡沫用静态混合设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB904003A (en) * 1958-02-06 1962-08-22 Dunlop Rubber Co Method and apparatus for the production of cellular synthetic rubber
DE2628785A1 (de) * 1976-06-26 1977-12-29 Chem Fab Ludwigsburg Zeh & Co Verfahren zum herstellen eines polyurethan-kaltschaumes, insbesondere weichschaumes
US4316875A (en) * 1980-01-28 1982-02-23 Union Carbide Corporation Apparatus for producing a curable polyurethane froth
US4337318A (en) * 1980-09-30 1982-06-29 Doyle Earl N Process for the total pre-expansion of polyurethane foam
DE3923913A1 (de) * 1989-07-19 1991-02-07 Marquet & Cie Noel Verfahren zur herstellung von geschaeumten kunststoffen
FR2651173B1 (fr) * 1989-08-28 1992-01-17 Carboxyque Francaise Procede d'extrusion de matiere plastique expansee a l'aide de freon.
WO1991012287A1 (en) * 1990-02-13 1991-08-22 Doyle Earl N Process for producing n=c=o foams and the controlled pre- and post-expansion thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997047453A1 (de) * 1996-06-07 1997-12-18 Bayer Aktiengesellschaft Verfahren zur schaumherstellung mittels unter druck gelöstem kohlendioxid
CN1102886C (zh) * 1996-06-07 2003-03-12 拜尔公司 用加压溶解的二氧化碳生产泡沫材料的方法

Also Published As

Publication number Publication date
DE4442256C1 (de) 1996-07-25
JPH08208879A (ja) 1996-08-13
EP0722975A1 (de) 1996-07-24
CN1131604A (zh) 1996-09-25
KR960017081A (ko) 1996-06-17
NO954810D0 (no) 1995-11-27

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