Polymer Technology
The main use of butadiene is

As an anti-skimming agent in paint
None of these
In the manufacture of synthetic rubber
As a plasticiser for unsaturated polyester

ANSWER DOWNLOAD EXAMIANS APP

Polymer Technology
Polyvinyl chloride (PVC)

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

ANSWER DOWNLOAD EXAMIANS APP