Question

Please make sure to display your thought process? It is imperative to be able to follow how the answer was deduced. Please be as thorough as possible. Please address all parts of this question.

Q2: Calculate the solubility parameters (S)of the following polymer blends using the group contribution method (i..e., summations of F and v from the published table in the course notes for Small's data) (a) Polyvinyl acetate with poly(methyl acrylate) (b) Polystyrene with Polybutadiene (c) Polyacrylonitrile with Polystyrene The polymer structures are given by: . CH2-CHI -[CH2-CH]- C=0 CEO Сн, poly(vinyl acetate) CH Polystyren-Wipedia (From Google images) Poly(methyl acrylate) Polystyrene +CH CH +CH2-CH-In CEN Polybutadiene Poly(acrylonitrile) Which pair would you expect to be the most miscible? Which pair would you expect to be the least miscible?

Answer 1

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