Patent ID: 7708903
Filing Date: 2010-05-04
Classification: C07C,C09K,F25B

Abstract:
1. A composition comprising a refrigerant or heat transfer fluid composition comprising 1,1,1,4,4,5,5,5-octafluoro-2-pentene, at least one ultra-violet fluorescent dye selected from the group consisting of naphthalimides, perylenes, coumarins, anthracenes, phenanthracenes, xanthenes, thioxanthenes, naphthoxanthenes, fluoresceins, and derivatives of said dye and combinations thereof, and at least one solubilizing agent selected from the group consisting of hydrocarbons, dimethyl ether, polyoxyalkylene glycol ethers, amides, ketones, nitriles, chlorocarbons, esters, lactones, aryl ethers, fluoroethers, and 1,1,1-trifluoroalkanes, and wherein said solubilizing agent is selected from the group consisting of: a) polyoxyalkylene glycol ethers represented by the formula R b) amides represented by the formulae R c) ketones represented by the formula R d) nitriles represented by the formula R e) chlorocarbons represented by the formula RCl f) aryl ethers represented by the formula R g) 1,1,1-trifluoroalkanes represented by the formula CF h) fluoroethers represented by the formula R i) lactones represented by structures [B], [C], and [D]: j) esters represented by the general formula R