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Polymers Classification

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Mapa Mental sobre Polymers Classification, criado por JUAN MIGUEL SUAREZ LOPEZ em 22-05-2021.
JUAN MIGUEL SUAREZ LOPEZ
Mapa Mental por JUAN MIGUEL SUAREZ LOPEZ, atualizado more than 1 year ago
JUAN MIGUEL SUAREZ LOPEZ
Criado por JUAN MIGUEL SUAREZ LOPEZ mais de 4 anos atrás
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Resumo de Recurso

Polymers Classification
  1. What are Polymers?
    1. Large Mollecules
      1. Large Mollecular mass
        1. Essential in...
          1. Plastics
            1. Elastomers
              1. Fibres and Paints
                1. Varnishes
                2. Formed by polymerisation
                3. Based on Source
                  1. Natural Polymers
                    1. In plants & animals
                      1. Ex. Protein, cellulose, starch
                      2. Semi-Synthetic Polymers
                        1. Cellulose derivates
                          1. Ex. Cellulose nitrate
                          2. Synthetic Polymers
                            1. Man-madae
                              1. Ex. Plastic
                            2. Based on Structure
                              1. Linear
                                1. Long & straight chains
                                  1. Ex. Polyvinyl Chloride
                                  2. Branched Chain
                                    1. ex. Low density polythene
                                      1. Linear with Branches
                                      2. Cross Linked or Network
                                        1. Contain strong Covalent Bonds
                                          1. Ex. Bakelite, Melamine
                                        2. Based on mode of Polymerisation
                                          1. Addition polymers
                                            1. Homopolymers: One type of monomer
                                              1. Formed by adding monomers with double/triple bonds,
                                                1. Copolymer: Different types of monomers
                                                2. Condensation Polymers
                                                  1. Eliminates small mollecules
                                                    1. The reaction between two different monomeric units
                                                  2. Based on Molecular Forces
                                                    1. Elastomers
                                                      1. Elastic
                                                        1. Weak Intermolecular forces
                                                          1. ex. neoprene
                                                          2. Fibres
                                                            1. Thread forming solids
                                                              1. High tensile strenght
                                                                1. Strong intermolecular forces
                                                                  1. ex. Nylon 6
                                                                  2. Thermoplastic Polymers
                                                                    1. Almost no branched chains
                                                                      1. Heat=Softens Cool=Hardens
                                                                        1. Intermolecular attraction
                                                                        2. Thermosetting Polymers
                                                                          1. Heavily branched molecules
                                                                            1. Cannot be reused

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