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Composite membrane has pre-crosslinked PVA separation layer for separation of water from mixtures with organic compounds at up to specified temperature, obtained by post-crosslinking without addition of acids
Composite membrane has pre-crosslinked PVA separation layer for separation of water from mixtures with organic compounds at up to specified temperature, obtained by post-crosslinking without addition of acids
A composite membrane with at least one separation layer of pre-crosslinked polyvinyl alcohol is subjected in a separate process to post-crosslinking at an elevated temperature without the addition of acids or compounds splitting off acids.
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