abstract |
The present invention provides a separation membrane suited to suppressing variation in separation power. The separation membrane 10 according to the present invention comprises: a first separation function layer 1; a porous supporting body 3 which supports the separation function layer 1; and an intermediate layer 2 which is disposed between the separation function layer 1 and the porous supporting body 3 and is formed from an emulsion resin composition. The emulsion resin composition includes, for example, a silicone polymer, a hydrophilic polymer, etc. |