C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 5/00 (2006.01)
Patent
CA 2552832
Disclosed herein are 1,1,1,2,2,3,3,4,4-nonafluoro-4-methoxybutane refrigerant or heat transfer fluid compositions further comprising and a fluoroether compound, which are useful in refrigeration or air conditioning apparatus or as heat transfer fluids. The compositions of the present invention are also useful in centrifugal compressor apparatus that employ two-stage compressors or single slab/single pass heat exchangers.
L'invention concerne des compositions de 1,1,1,2,2,3,3,4,4-nonafluoro-4-methoxybutane liquides frigorigènes ou de transfert thermique comprenant en outre un composé fluoroéther, qui sont utilisées dans des appareils de réfrigération ou de conditionnement d'air ou comme liquides de transfert thermique. Les compositions de l'invention sont également utilisées dans des appareils compresseurs centrifuges comprenant des compresseurs à deux étages ou des échangeurs de chaleur à une plaque/un passage.
Minor Barbara Haviland
Nappa Mario J.
Sievert Allen C.
E.i. Dupont de Nemours And Company
Torys Llp
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