| abstract |
The present invention provides a kind of method forming defecator, including: providing at least one perforated membrane, it selects free polysulfones, polyether sulfone, their mixture and the group of their copolymer composition；First and second gripper shoes are provided, wherein the first and second gripper shoes are formed by PVDF, described gripper shoe has first surface facing with each other and the second surface contrary with the first surface of each plate, described plate is respectively provided with at least one port, and at least one port described is formed as arriving second surface from the first surface of each plate；At least one film described is thermally bonded on the first surface of the first gripper shoe；In the region of the areas outside being bonded with film of the first surface of the first plate, the first surface of the first plate is thermally bonded on the first surface of the second plate. |