Chemistry Reference
In-Depth Information
Table 5.3
Solubility Parameters
(a) Solubility Parameters for Some Common
Solvents (MPa)
1/2
a
(i) Poorly hydrogen-bonded (generally
hydrocarbons and derivatives containing halogen,
nitrate, and cyano groups)
(ii) Moderately hydrogen-bonded
(generally esters, ethers, ketones)
Solvent
Solvent
δ
δ
n-Hexane
14.9
Diisodecyl phthalate
14.7
Carbon tetrachloride
17.6
Diethyl ether
15.1
Toluene
18.2
Isoamyl acetate
16.0
Benzene
18.8
Dioctyl phthalate
16.2
Chloroform
19.0
Isobutyl chloride
16.6
Tetrahydronaphthalene
19.4 Methyl isobutyl ketone
17.2
Methylene chloride
19.8
Dioctyl adipate
17.8
Carbon disulfide
20.5
Tetrahydrofuran
18.6
Nitrobenzene
20.5 Methyl ethyl ketone
19.0
Nitroethane
22.7
Acetone
20.3
Acetonitrile
24.4
1,4-Dioxane
20.5
Nitromethane
26.0
Diethylene glycol
monomethyl ether
20.9
Furfural
22.9
Dimethyl sulfoxide
24.6
(iii) Strongly hydrogen-bonded (generally
alcohols, amides, amines, acids)
Solvent
δ
Solvent
δ
Lauryl alcohol
16.6
1-Butanol
23.3
Piperidene
17.8
Diethylene glycol
24.8
Tetraethylene glycol
20.3
Propylene glycol
25.8
Acetic acid
20.7
Methanol
29.7
Meta-cresol
20.9
Ethylene glycol
29.9
t
Butanol
21.7
Glycerol
33.8
Neopentyl glycol
22.5
Water
47.9
(b) Solubility parameters of polymers (MPa)
1/2
Polymer
b
H-bonding group
c
δ
Polytetrafluoroethylene
12.7
Poor
Polyethylene
16.4
Poor
Polyisobutene
17.0
Poor
Polypropylene
17.0
Poor
