Polymers Classification

Descripción

Mapa Mental sobre Polymers Classification, creado por JUAN MIGUEL SUAREZ LOPEZ el 22/05/2021.
JUAN MIGUEL SUAREZ LOPEZ
Mapa Mental por JUAN MIGUEL SUAREZ LOPEZ, actualizado hace más de 1 año
JUAN MIGUEL SUAREZ LOPEZ
Creado por JUAN MIGUEL SUAREZ LOPEZ hace más de 4 años
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Resumen del 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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