Patent ID: 9314949
Filing Date: 2016-04-19
CPC Classification: B01D,B29C,B29L,F28F,Y10T

Claim Text:
1. Method for preparing a planar membrane module, comprising providing a solid state planar membrane; injection moulding a potting material into one or more potting frames for supporting said membrane; in a subsequent step, assembling, the one or more injection moulded potting frames with the solid state planar membrane, thereby forming a membrane frame; wherein said assembling of the one or more potting frames with the solid state planar membrane comprises the use of a foil frame comprising a plastics material, wherein said foil frame covers the periphery of the membrane and leaves the centre of the membrane uncovered, wherein a foil frame is placed at one or both sides of the membrane, and wherein a sub-assembly of a membrane with one or more foil frames is assembled with one or more potting frames; and joining a stack of said membrane frames in a gastight manner to form a planar membrane module, said joining comprising welding of potting material of the membrane frames.