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PS-PLLA - Www2.che.nthu.edu.tw

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Proposed Mechanism<br />

Segregation strength and time scale Permeation (P=DXS)<br />

Selectivity (selective and neutral solvent) Diffusivity (Tg effect)<br />

Evaporation rate Solubility<br />

Molecular weight<br />

Solvent evaporation<br />

Step 1: well-ordered microphase separation<br />

Step 2: solvent permeate through specific microdomain<br />

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