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Flory-Huggins equation for the Gibbs free energy of mixing

Partial molar Gibbs free energy of mixing

Tg of copolymerization of A and B (weight fraction of A: WA, weight of fraction of B: WB)

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Flory-Huggins equation for the Gibbs free energy of mixing (polymer-polymer), χ is polymer-polymer interaction parameter.

The molar Gibbs free energy of mixing (polymer-polymer),

Spinodal phase separation

Critical temperature

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Phase separation amount ratio of two polymers

Phase rich in polymer 1

Phase rich in polymer 2

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Stress-strain tensor