polyesters

Description

a level chem 4 Mind Map on polyesters, created by becca.dodd on 12/30/2013.
becca.dodd
Mind Map by becca.dodd, updated more than 1 year ago
becca.dodd
Created by becca.dodd over 10 years ago
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Resource summary

polyesters
  1. forming
    1. diol + dicarboxylic acid (2 different monomers)
      1. example terylene
      2. 2 hydroxycarboxylic acid (2 same monomers)
        1. example lactice acid
        2. water released
          1. ester bond formed
            1. O-C=O
          2. hydrolysis
            1. base
              1. hot aq alkalis
                1. forms sodium and OH goup
                  1. COO'Na+ & OH
                2. acid
                  1. hot aq acid (need water)
                    1. monomer units produced
                      1. slower than hot aq alkalis
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