ES2027052T3 - Procedimiento para la fabricacion de materiales esponjosos de poliuretano. - Google Patents

Procedimiento para la fabricacion de materiales esponjosos de poliuretano.

Info

Publication number
ES2027052T3
ES2027052T3 ES198989103543T ES89103543T ES2027052T3 ES 2027052 T3 ES2027052 T3 ES 2027052T3 ES 198989103543 T ES198989103543 T ES 198989103543T ES 89103543 T ES89103543 T ES 89103543T ES 2027052 T3 ES2027052 T3 ES 2027052T3
Authority
ES
Spain
Prior art keywords
gas
polyurethane
floody
procedure
manufacture
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 - Lifetime
Application number
ES198989103543T
Other languages
English (en)
Inventor
Kurt Krippl
Klaus Dipl.-Ing. Schulte
Erwin Hoffmann
Rolf Dr. Wiedermann
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.)
Bayer AG
Original Assignee
Bayer AG
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 filed Critical Bayer AG
Application granted granted Critical
Publication of ES2027052T3 publication Critical patent/ES2027052T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C08J9/127—Mixtures of organic and inorganic blowing agents
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
    • 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)
  • Inorganic Chemistry (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)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)

Abstract

EN LA PRODUCCION DE MATERIALES DE ESPUMA DE POLIURETANO A PARTIR DE A) POLIISOCIANATOS, B) POLIOLES DE PESO MOLECULAR 350 A 10.000, C) PROPELENTES LIQUIDOS Y, EN SU CASO, D) OTROS ADITIVOS, SE PUEDE AHORRAR PROPELENTE SIN UN EMPEORAMIENTO ESENCIAL, INCLUSO CON UNA MEJORA DE LAS PROPIEDADES FISICAS DEL MATERIAL DE ESPUMA SI SE CARGAN A 22 (GRADOS) C A PRESION NORMAL (= 1,013 BAR), LOS COMPONENTES A) Y/O B) CON UN MAXIMO DE 10VOL% DE GAS (REFERIDO A SU VOLUMEN GLOBAL), DISPERSANDO EL GAS DE FORMA TAN FINA QUE SE CONSIGA UN TAMAÑO MEDIO DE BURBUJAS DE GAS DE 1 MM COMO MAXIMO.
ES198989103543T 1988-03-11 1989-03-01 Procedimiento para la fabricacion de materiales esponjosos de poliuretano. Expired - Lifetime ES2027052T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3808081A DE3808081A1 (de) 1988-03-11 1988-03-11 Verfahren zur herstellung von polyurethanschaumstoffen

Publications (1)

Publication Number Publication Date
ES2027052T3 true ES2027052T3 (es) 1992-05-16

Family

ID=6349447

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198989103543T Expired - Lifetime ES2027052T3 (es) 1988-03-11 1989-03-01 Procedimiento para la fabricacion de materiales esponjosos de poliuretano.

Country Status (7)

Country Link
US (1) US4931480A (es)
EP (1) EP0334059B1 (es)
JP (1) JPH07113069B2 (es)
AT (1) ATE69248T1 (es)
CA (1) CA1318984C (es)
DE (2) DE3808081A1 (es)
ES (1) ES2027052T3 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU638243B2 (en) * 1989-04-24 1993-06-24 Hans Wilhelm Hutzen Polyurethane foam material free of halogenated hydrocarbons and process for producing the same
EP0431542A3 (en) * 1989-12-07 1991-12-27 Hoechst Aktiengesellschaft Process for the preparation of foams
EP0432672B1 (de) * 1989-12-12 1997-03-19 SOLVAY (Société Anonyme) Verfahren zur Herstellung von Schaumstoffen mit Hilfe von Fluoralkanen
US5084486A (en) * 1990-12-20 1992-01-28 Union Carbide Chemicals & Plastics Technology Corporation Reactive feed stream to replace inert blowing agent feed stream in a polyurethane foam process
EP0507214A3 (en) * 1991-03-28 1993-04-07 Hoechst Aktiengesellschaft Process for the preparation of foams by means of branched dodecafluorohexane
DE4212362A1 (de) * 1992-04-13 1993-10-14 Linde Ag Herstellung aufgeschäumter Kunststoffe
EP0774485A3 (en) * 1995-11-14 1997-10-01 Basf Corp Method for preparing a block of flexible polyurethane foam having improved characteristics of feeling, comfort and wear
DE102007050100A1 (de) * 2007-10-19 2009-04-23 Entwicklungsgesellschaft für Akustik (EfA) mit beschränkter Haftung Schallisolierung mit CO2-beladener Kompakt-Polyurethan-Schaumstoff (RIM)-Schicht
DE102009058101A1 (de) * 2009-12-12 2011-06-16 Bayer Materialscience Ag Verwendung von Schichtaufbauten in Windkraftanlagen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK522777A (da) * 1977-11-25 1979-11-02 B H N V Scholten Komponent polyurethanskum system der kan goeres hurtigtoerrende ved hjaelp af en separat trykbeholder indeholdende et kamikale og som ved hjaelp af et overtryk kan bringes ned i l komponent polyurethanskum systemet
DE3022578A1 (de) * 1979-06-18 1981-05-27 Convenience Products, Inc., St. Louis, Mo. Verfahren zur herstellung eines einkomponenten-polyurethan-verschaeumungssystems zwecks erzeugung feuchtigkeitsabweisender polyurethanschaeume
US4337318A (en) * 1980-09-30 1982-06-29 Doyle Earl N Process for the total pre-expansion of polyurethane foam
DE3602024A1 (de) * 1986-01-24 1987-07-30 Hennecke Gmbh Maschf Verfahren und vorrichtung zum herstellen eines fliessfaehigen, zu schaumstoff ausreagierenden gemisches aus fliessfaehigen komponenten

Also Published As

Publication number Publication date
EP0334059B1 (de) 1991-11-06
DE3808081A1 (de) 1989-09-21
JPH01282225A (ja) 1989-11-14
DE58900424D1 (de) 1991-12-12
ATE69248T1 (de) 1991-11-15
EP0334059A1 (de) 1989-09-27
US4931480A (en) 1990-06-05
CA1318984C (en) 1993-06-08
JPH07113069B2 (ja) 1995-12-06

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