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Polyamide





PRODUCTION FROM MONOMERS


The amide link is produced from the Condensation Reaction of an Amino group and a Carboxylic Acid or Acid Chloride group. A small molecule, usually Water , Ammonia or Hydrogen Chloride , is eliminated.

The amino group and the carboxylic acid group can be on the same monomer, or the polymer can be constituted of two different Bifunctional monomers, one with two amino groups, the other with two carboxylic acid or acid chloride groups.

Amino Acid s can be taken as examples of single monomer (if the difference between R Groups is ignored) reacting with identical molecules to form a polyamide:

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Aramid (pictured below) is made from two different monomers which continuously alternate to form the polymer and is an aromatic polyamide: