C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 3/30 (2006.01) C08J 9/14 (2006.01) C09K 5/04 (2006.01)
Patent
CA 2742112
The present invention relates to compositions for use in refrigeration, air- conditioning, and heat pump systems wherein the composition comprises 2,3,3,3-tetrafluoropropene (HFC-1234yf) and at least one hydrocarbon. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, and aerosol propellants.
La présente invention porte sur des compositions destinées à être utilisées dans des systèmes de réfrigération, de climatisation et de pompe à chaleur, la composition comprenant du 2,3,3,3-tétrafluoropropène (HFC-1234yf) et au moins un hydrocarbure. Les compositions de la présente invention sont utiles dans des procédés de production de froid ou de chaleur, tels que des fluides de transfert thermique, des agents de gonflement pour mousse et des agents propulseurs pour aérosol.
Bivens Donald Bernard
Leck Thomas J.
Minor Barbara Haviland
Yokozeki Akimichi
E.i. Du Pont de Nemours And Company
Torys Llp
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