Solubility Parameter

Average Hildebrand Solubility Parameter

Compound δh (MPa1/2)  Ecoh (J/mol)
Poly(vinyl chloride) (PVC) 19.6 17300
Poly(vinylidene chloride) (PVDC) 20.6 24600
Poly(2-chloro-1,3-butadiene) (Neoprene) 18.1 23300
Poly(cyanomethyl acrylate) 26.3 56600
Poly(ethyl acrylate) (PEA) 19.1 32800
Poly(isobutyl acrylate) 18.2 39400
Poly(methyl acrylate) (PMA) 20.0 28200
Poly(propyl acrylate) (PPA) 18.7 35900
Poly(ethylene) (PE, LDPE, HDPE) 16.7 9200
Poly(isobutylene) (PIB) 15.8 16300
Poly(propylene) (PP) 16.2 12900
Poly(octano-8-lactam) (Nylon 8) 24.7 82700
Poly(caprolactam) (Nylon 6) 25.5 67600
Poly(hexamethylene adipamide) (Nylon 6,6) 26.1 142900
Polybutadiene (PB) 17.0 17500
Polyisoprene (PI) 16.5 20600
Poly(ethylene terephthalate) (PET) 21.2 64800
Polylactic acid (PLA) 20.2 23300
Poly(epichlorohydrin) 19.7 26800
Polyoxyethylene (PEO,PEG) 20.8 16800
Poly(oxypropylene) (PPG) 17.2 17200
Poly(tetrahydrofuran) (PTMO, PTMG) 17.5 22600
Poly(oxymethylene), Polyacetal (POM) 21.1 10900
Poly(2-ethoxyethyl methacrylate) 18.6 50100
Poly(butyl methacrylate) (PBMA) 17.9 43100
Poly(ethyl methacrylate) (PEMA) 18.4 34700
Poly(isobutyl methacrylate) (PIBMA) 18.0 43600
Poly(methyl methacrylate) 19.0 31300
Poly(acrylonitrile) (PAN) 26.2 30700
Poly(methacrylonitrile) (PMAN) 22.9 31600
Poly(α-methylstyrene) 18.4 37200
Polystyrene (PS) 18.3 33100
Polysulfone (PSU) 21.2 160800
Poly(vinyl alcohol) (PVA, PVOH) 30.5 31900
Poly(vinyl acetate) (PVA) 19.6 27700
Poly(vinyl propionate) 18.6 31100
Poly(vinyl butyrate) 18.6 35900
Poly(butyl vinyl ether) 18.2 36100
Poly(methyl vinyl ether) 18.3 18600
Poly(methyl vinyl thioether) 19.1 24400
a The cohesive energies and the solubility parameters are the average of a (large) number of experimental values.

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