High-performance membranes from polyimides with intrinsic microporosity.
basic_science · Level V
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- Record sourced from PubMed, PMID 25213904.
- Also identified by DOI 10.1002/adma.200702400.
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Abstract
Membranes with high permeability to gases are formed from polyimides with rigid backbones that incorporate a spiro-centre. A route to this new range of high-free-volume polyimides is demonstrated, and exceptional performance is obtained for a polymer containing a dimethyl binaphthyl unit.