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Plastics, Classification of plastics - Coggle Diagram
Plastics
Properties
Electrical
Electrical insulation
Thermal
Thermal insulation
Acoustic
Acoustic insulation
Mechanical
Ductillity
Mechanical resistance
Malleability
Other properties
Low density
Impermeability
Elasticity
Flexibility
Rigidity
Strength
Origin and transformations
Origins
Natural plastics
Latex
Animal proteins
Cellulose
Synthetic plastics
Made from
Natural gas
Carbon
Petroleum
Transformation
Raw materials and compounds into plastics
Polymerisation
They add
Paper
Sawdust
Textil fibres
Silica
Fibreglass
Chemical additives
To increase flexibility and strength
Pigments
To give colour
Formed by
Polymers
Carbon
Hydrogen
Ecological properties
Recycling
Mechanical recycling
Agglutination
Extrusion
Floating
Pelletising
Separation and crushing
Energetic recycling
We can incinerate plastics to produce energy
Chemical recycling
We apply chemical processes to make new materials from the original components of plastics
Classification of plastics
Thermoplastics
Manufactured from petroleum
Thermostable plastics
Manufactured from compounds derived from petroleum
Elastomers
Made by vulcanisation,which is mixing sulphure and rubber and heatingto 160 ºC
