Review Article

Polymeric Gas-Separation Membranes for Petroleum Refining

Table 11

Water permeability of hydrophilic and hydrophobic membranes.

Polymer (Barrer)T (°C)Ref.

Hydrophobic membranes
Polyethylene (PE)903125[151]
Polyimide (Kapton)64014,00030[152]
Polycarbonate (PC)1,1003,10025[152]
Polystyrene1200150030[111, 153]
Dimethyl silicone rubber36003925[61]
Poly(phenylene oxide) (PPO)406078030[143]
Polydimethylsiloxane (PDMS)45,0003830[143, 144]

Hydrophilic membranes
Poly(2,6-dimethylphenylene oxide) (PPO)406094430[91, 153]
Polysulfone800044,44430[91, 153]
Cellulose acetate10,000190,00030[143]
Ethyl cellulose20,000250030[143, 152]
Polyether-block-amide (Pebax) 107450,0006,06030[145, 146]
Nafion 117450,0004,100,00030[147, 154]