MIXTURES WITH 1,1,1,3,3-PENTAFLUOROBUTANE AND 1,1,1,2,3,3,3-HEPTAFLUOROPROPANE

The invention relates to advantageous blowing agent mixtures comprising HFC-365mfc and HFC-227 in addition to 1,1,1,3,3-pentafluoropropane and/or 1,1,2-tetrafluoroethane. The invention also relates to non-combustible polyetherpolyol and/or polyesterpolyol premixes for producing foam products, especi...

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Bibliographische Detailangaben
Hauptverfasser:	RECKE, DIERKOLF, ZIPFEL, LOTHAR, BOERNER, KARSTEN
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ADHESIVES AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON DYES GENERAL PROCESSES OF COMPOUNDING MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS POLISHES THEIR PREPARATION OR CHEMICAL WORKING-UP WORKING-UP
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Beschreibung
Zusammenfassung:	The invention relates to advantageous blowing agent mixtures comprising HFC-365mfc and HFC-227 in addition to 1,1,1,3,3-pentafluoropropane and/or 1,1,2-tetrafluoroethane. The invention also relates to non-combustible polyetherpolyol and/or polyesterpolyol premixes for producing foam products, especially PU foam. La présente invention concerne des mélanges utiles d'agents d'expansion comprenant HFC-365mfc et HFC-227ea, ainsi que du 1,1,1,3,3-pentafluoropropane et/ou du 1,1,2-tétrafluoroéhane. L'invention a également pour objet des prémélanges de polyétherpolyol et/ou de polyesterpolyol non combustibles utilisés pour produire des produits expansés, notamment des mousses PU.