COOLING FLUID COMPOSITION FOR REPLACING R-502 DESTROYING OZONE LAYER, WHICH CONTAINS NO CFC AND HCFC

PURPOSE: A cooling fluid composition is provided, to obtain a novel cooling fluid composition which contains no CFC and HCFC and can replace R-502 destroying the ozone layer. CONSTITUTION: The cooling fluid composition comprises 5-32 wt% of difluoromethane (CH2F2, HFC-32); 5-60 wt% of pentafluoroeth...

Full description

Saved in:
Bibliographic Details
Main Authors LEE, SANG DEUK, LEE, BYEONG GWON, LIM, JONG SEONG, HAN, MAN SEOK
Format Patent
LanguageEnglish
Korean
Published 24.09.2004
Edition7
Subjects
ADHESIVES
CHEMISTRY
DYES
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
POLISHES
Online AccessGet full text

Cover

More Information
Summary:PURPOSE: A cooling fluid composition is provided, to obtain a novel cooling fluid composition which contains no CFC and HCFC and can replace R-502 destroying the ozone layer. CONSTITUTION: The cooling fluid composition comprises 5-32 wt% of difluoromethane (CH2F2, HFC-32); 5-60 wt% of pentafluoroethane (CHF2CF3, HFC-125); and 35-63 wt% of cyclopropane (C3H6, RC-270). Also the cooling fluid composition comprises 2-15 wt% of difluoromethane (CH2F2, HFC-32); 8-40 wt% of pentafluoroethane (CHF2CF3, HFC-125); and 55-70 wt% of propane (C3H6, R-290).
Bibliography:Application Number: KR20030016682