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US 4,539,082 AGranted
Woven diaphragm for aqueous electrolytes
AssigneeBayer Aktiengesellschaft
InventorsHelmut Klotz, Klaus Bloch
Life of this patent
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Abstract
A woven diaphragm for a diaphragm electrolysis cell for electrolysis of aqueous solutions containing ions such as alkali metal ions, chloride ions, and sulfate ions which diaphragm comprises warp threads and weft threads. Both warp threads and weft threads are of multifil filaments. Weft threads contain less than about 200 per meter and warp threads contain less than 400 per meter.
Claims29
A woven diaphragm for an electrolytic cell comprising warp threads and weft threads, wherein said warp threads and said weft threads comprise multifil filaments and said weft threads contain less than about 200 turns per meter.
Dependencies are inferred from the claim text.