Polymer Technology
Branched chain polymers compared to linear polymers have higher

Melting point
Density
Tensile strength
Degree of irregularity in atomic packing

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Polymer Technology
Polyvinyl chloride (PVC)

Uses either emulsion or suspension polymerisation methods
Is produced by polycondensation reaction
Can be made thermosetting by adding a plasticiser
Softening temperature is 200°C

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