Halogenated hydrocarbon solvents
AssigneeAsahi Glass Company, Limited
InventorsTeruo Asano, Naohiro Watanabe, Kazuki Jinushi, Shunichi Samejima
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Abstract
A solvent consisting essentially of a compound of the formula: CH.sub.a Cl.sub.b F.sub.c CF.sub.2 CH.sub.x Cl.sub.y F.sub.z(I) wherein a+b+c=3, x+y+z=3, a+x.gtoreq.1, b+y.gtoreq.1, and 0.ltoreq.a, b, c, x, y, z.ltoreq.3
Claims2
A solvent composition consisting essentially of from 10 to 90% by weight of a compound of the formula CC1F.sub.2 CF.sub.2 CHC1F, from 10 to 80% of weight of an organic solvent selected from the group consisting of a hydrocarbon, an alcohol, a ketone, a chlorinated hydrocarbon, an ester and an aromatic compound, and from 0 to 10% by weight of a surfactant.
A solvent consisting essentially of the formula CC1F.sub.2 CF.sub.2 CHC1F, and 10-40% by weight of an organic solvent selected from the group consisting of a hydrocarbon of 1-15 carbon atoms, and alcohol of 1-17 carbon atoms, a ketone of the formulas ##STR3## wherein each of R, R' and R" is a saturated or unsaturated hydrocarbon group having from 1 to 9 carbon atoms and is usually 2-pentanone, 3-pentanone, 2-hexanone, methyl-n-butyl ketone, methyl butyl ketone, 2-heptanone, 4-heptanone, diisobutyl ketone, acetonitrile, acetone, mesityl oxide, phorone, methyl-n-amyl ketone, ethyl butyl ketone, methyl hexyl ketone, cyclohexanone, methylcyclohexanone, isophorone, 2,4-pentanedione, diacetone alcohol, acetophenone and fenchone, a chlorinated hydrocarbon of 1-2 carbon atoms, and a surfactant.
Dependencies are inferred from the claim text.