Compositions – Vaporization – or expansion – refrigeration or heat or energy... – With low-volatile solvent or absorbent
Patent
1988-10-28
1991-02-05
Lieberman, Paul
Compositions
Vaporization, or expansion, refrigeration or heat or energy...
With low-volatile solvent or absorbent
252 67, C09K 500
Patent
active
049902776
ABSTRACT:
The invention relates to compositions which contain a chlorofluorinated ether and at least one solvent, and their use in thermal absorption apparatus for the generation of heat or cold.
In the compositions according to the invention, the chlorofluorinated ether is 1-difluoromethoxy-1,1,2-trifluoro-2-chloroethane (enflurane: CF.sub.2 H-O-CF.sub.2 CHFCl) and the solvent is selected among aromatic esters and .omega.,.omega.'-dialkylated polyoxyethylene glycols.
The present invention can be particularly applied in the heating and refrigeration areas using absorption systems such as, for example, heat pumps.
Bertocchio Rene
Cheron Jacques
Rolland Laurence
Atochem, Gaz de France
Institut Francais du Petrol
Lieberman Paul
McNally John F.
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