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ES472837A1 - Procedimiento para la obtencion de materiales sinteticos es-pumados - Google Patents

Procedimiento para la obtencion de materiales sinteticos es-pumados

Info

Publication number
ES472837A1
ES472837A1 ES472837A ES472837A ES472837A1 ES 472837 A1 ES472837 A1 ES 472837A1 ES 472837 A ES472837 A ES 472837A ES 472837 A ES472837 A ES 472837A ES 472837 A1 ES472837 A1 ES 472837A1
Authority
ES
Spain
Prior art keywords
blowing agent
chloroethane
trifluoro
preparation
foamed plastics
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
ES472837A
Other languages
English (en)
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
Publication of ES472837A1 publication Critical patent/ES472837A1/es
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
    • C08J9/143—Halogen containing compounds
    • C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only

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)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

Procedimiento para la obtención de materiales sintéticos espumados, caracterizado porque en la reacción de productos de partida en el sentido de una reacción de polimerización, policondensación o poliadición en presencia de agentes de propulsión o al espumar un material sintético termoplástico, no espumado en ayuda de un agente de propulsión, como tal agente de propulsión se reacciona con 1, 1, 1- trifluor-2-clorostano.
ES472837A 1977-08-27 1978-08-25 Procedimiento para la obtencion de materiales sinteticos es-pumados Expired ES472837A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772738719 DE2738719A1 (de) 1977-08-27 1977-08-27 Verfahren zur herstellung von geschaeumten kunststoffen

Publications (1)

Publication Number Publication Date
ES472837A1 true ES472837A1 (es) 1979-03-16

Family

ID=6017473

Family Applications (1)

Application Number Title Priority Date Filing Date
ES472837A Expired ES472837A1 (es) 1977-08-27 1978-08-25 Procedimiento para la obtencion de materiales sinteticos es-pumados

Country Status (7)

Country Link
US (1) US4177332A (es)
EP (1) EP0000917A1 (es)
JP (1) JPS5446267A (es)
DE (1) DE2738719A1 (es)
DK (1) DK377978A (es)
ES (1) ES472837A1 (es)
IT (1) IT7850857A0 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4624970A (en) * 1985-05-16 1986-11-25 Allied Corporation Foaming system for rigid urethane and isocyanurate foams based on polyethers and aromatic polyester polyols
DE3824354A1 (de) * 1988-07-19 1990-01-25 Basf Ag, 67063 Ludwigshafen Verfahren zur herstellung von zellhaltigen kunststoffen nach dem polyisocyanat-polyadditionsverfahren mittels lagerstabiler, treibmittelhaltiger emulsionen und diese emulsionen
US5001164A (en) * 1988-08-19 1991-03-19 The Dow Chemical Company Polyurethane foam prepared with reduced levels of hard halocarbon blowing agents
DE3903336A1 (de) * 1989-02-04 1990-08-09 Bayer Ag Verwendung von c(pfeil abwaerts)3(pfeil abwaerts)- bis c(pfeil abwaerts)5(pfeil abwaerts)-polyfluoralkanen als treibgase
US4945119A (en) * 1989-05-10 1990-07-31 The Dow Chemical Company Foaming system for rigid urethane and isocyanurate foams
DE59109031D1 (de) * 1990-06-07 1998-09-03 Ciba Geigy Ag Verfahren zur Herstellung von Polyurethanstoffen unter Verwendung von spezifischen Stabilisatorsystemen
US5130345A (en) * 1990-06-29 1992-07-14 Allied-Signal Inc. Method of preparing foam using a partially fluorinated alkane having a tertiary structure as a blowing agent
US5162123A (en) * 1991-05-10 1992-11-10 Dolco Packaging Corp. Spring-oriented rotary shear key for use in a mold
US7722951B2 (en) * 2004-10-15 2010-05-25 Georgia Tech Research Corporation Insulator coating and method for forming same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL211547A (es) * 1955-10-20
GB876977A (en) * 1958-10-30 1961-09-06 Lockheed Aircraft Corp Polyurethane foam
US3062729A (en) * 1961-04-10 1962-11-06 Dow Chemical Co Foamed articles of ethylene-propylene copolymers and method of making
NL137570C (es) * 1961-10-30
FR1457732A (fr) * 1964-09-30 1966-01-24 Allied Chem Mousses de chlorure de polyvinyle chloré et leur procédé d'obtention
US3583921A (en) * 1967-03-01 1971-06-08 Colgate Palmolive Co Aerosol shaving creams pressurized with mixtures of water-soluble and water-insoluble halogenated hydrocarbon propellants
US3640916A (en) * 1968-12-16 1972-02-08 Johnson & Son Inc S C Foam producing compositions
FR2205553A1 (en) * 1972-11-07 1974-05-31 Poudres & Explosifs Ste Nale Phenolic resin foam formation - using mixt. of blowing agents having different gas evolution temperatures
US3983080A (en) * 1974-09-20 1976-09-28 The Dow Chemical Company Extrusion foaming of normally crystalline vinylidene chloride polymers
US4076644A (en) * 1976-01-08 1978-02-28 E. I. Du Pont De Nemours And Company Storage stabile polyol-chlorofluoroalkane composition
CA1086450A (en) * 1976-02-03 1980-09-23 Kyung W. Suh Styrene polymer foam and preparation thereof

Also Published As

Publication number Publication date
US4177332A (en) 1979-12-04
DE2738719A1 (de) 1979-03-08
JPS5446267A (en) 1979-04-12
EP0000917A1 (de) 1979-03-07
IT7850857A0 (it) 1978-08-25
DK377978A (da) 1979-02-28

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