C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 5/04 (2006.01) A62D 1/00 (2006.01) C08J 9/14 (2006.01) C09K 3/30 (2006.01) C11D 7/50 (2006.01) C23G 5/028 (2006.01) C11D 7/28 (2006.01)
Patent
CA 2197553
The present invention includes compositions of octafluorobutane and a compound of the formula CaFbH2a+2-b, where a = 3 or 4 and b = 1 to 8 are disclosed. These compositions, which may be azeotropic or azeotrope-like, may be used as refrigerants, cleaning agents, expansion agents for polyolefins and polyurethanes, aerosol propellants, heat transfer media, gaseous dielectrics, fire extinguishing agents, power cycle working fluids, polymerization media, particulate removal fluids, carrier fluids, buffing abrasive agents or displacement drying agents.
L'invention concerne des compositions à base d'octafluorobutane et un composé de formule C¿a?F¿b?H¿2a+2-b?, où a = 3 ou 4 et b est compris entre 1 et 8. Ces compositions, qui peuvent être azéotropes ou de type azéotrope peuvent être utilisées comme réfrigérants, agents de nettoyage, agents de gonflage pour polyoléfines et polyuréthanes, propulseurs d'aérosols, milieux caloporteurs, diélectriques gazeux, agents d'extinction d'incendies, fluides opérationnels de cycles de puissance, milieux de polymérisation, fluides d'élimination de particules, fluides vecteurs, agents abrasifs de polissage ou agents de séchage par translation.
Bennett Jones Llp
E. I. Du Pont de Nemours And Company
E.i. Du Pont de Nemours And Company
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