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polyesters

Descrição

a level chem 4 Mapa Mental sobre polyesters, criado por becca.dodd em 30-12-2013.
becca.dodd
Mapa Mental por becca.dodd, atualizado more than 1 year ago
becca.dodd
Criado por becca.dodd aproximadamente 11 anos atrás
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Resumo de Recurso

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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