摘要 |
Novel partially fluorinated alkanes having the Formula: <IMAGE> wherein each R is the same or different and is selected from the group consisting of CF3, CHF2, CH2F, and CH3CF2, and R' is an alkyl or fluoroalkyl group having 1 to 6 carbon atoms with the proviso that when each R is CF3, R' is not CF3(CF2)2-, CH3CF2-, or CF3 have utility as solvents in a variety of industrial cleaning applications including cold cleaning, dry cleaning, and defluxing of printed circuit boards.
|