REFRIGERANT

REFRIGERANT

This invention relates to a refrigerant that is azeotropic or near-azeotropic and comprises a binary blend of R1270 and R161, R170 and R717, or R744 and R41. In a first embodiment, the binary blend has a molar composition of 50 to 80 percent RI 270, the remainder being R161. In a second embodiment,...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: COLBOURNE, DANIEL, COX, NICHOLAS, MAZUR, VICTOR, STEVENSON, ANDREW
Format: Patent
Sprache:eng
Schlagworte:
ADHESIVES
CHEMISTRY
DYES
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
POLISHES
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Beschreibung
Zusammenfassung:This invention relates to a refrigerant that is azeotropic or near-azeotropic and comprises a binary blend of R1270 and R161, R170 and R717, or R744 and R41. In a first embodiment, the binary blend has a molar composition of 50 to 80 percent RI 270, the remainder being R161. In a second embodiment, the binary blend has a molar composition of 30 to 60 percent R717, the remainder being RI 70. In a third embodiment the binary blend has a molar composition of 20 to 60 percent R744, the remainder being R161. (Fig. 1) WO 20§7/135416 PCTIGB2007101882 Ilkn 'K + +i Al4 H "It kh4 NkH ... . .. ... . -- --- --- --