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Production Aspects of Membranes used in Medical and Industrial ...

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<strong>Production</strong> <strong>Aspects</strong> <strong>of</strong> <strong>Membranes</strong><br />

Membrane Formation / Solvent Induced Phase<br />

Separation (SIPS)<br />

Pr<strong>in</strong>ciple<br />

Melted<br />

mass<br />

Capillary<br />

membrane<br />

Core liquid<br />

Polymer<br />

Sp<strong>in</strong>n<strong>in</strong>g / Cast<strong>in</strong>g Solution<br />

Sp<strong>in</strong>n<strong>in</strong>g<br />

Filtration<br />

Phase separation<br />

(formation <strong>of</strong> membrane)<br />

Wash<strong>in</strong>g/Extraction<br />

Dry<strong>in</strong>g<br />

Process<strong>in</strong>g for shipment<br />

Solvent /<br />

Additives<br />

Cast<strong>in</strong>g<br />

(flat sheet)<br />

Melted mass<br />

Flat<br />

membrane

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