Write the reaction involved in the preparation of polyacrylonitrile
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When equimolar aqueous solutions of adipic acid and hemaxethylene diamine are mixed and heated, there is neutralization to form a nylon salt. During polymerisation at 553 k nylon salt loses a water molecule to form nylone 6,6 polymer.
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⇒Polyacrylonitrile is also called PAN.
⇒It is a synthetic resin that is prepared by the process of polymerization of acrylonitrile.
⇒This polyacrylonitrile is produced in acrylic and modacrylic, commonly used in clothing and furnishings.
⇒It is most commonly used as a precursor for 90%of carbon production.
⇒It is also used as an absorbent like it is used to clean up nuclear wastes.
⇒It has properties like low density, high strength, and thermal stability.
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