Nylon-6,6 is a condensation polymer of hexamethylene diamine and adipic acid.
Buna-S, Teflon and Neoprene are addition polymer.
So, the correct option is (B): Nylon 6, 6
Process | Application | ||
---|---|---|---|
P | Extrusion | 1 | Producing complex parts with close tolerance |
Q | Injection molding | 2 | Producing thermosetting plastic components |
R | Blow molding | 3 | Producing long uniform sections |
S | Compression molding | 4 | Producing hollow shapes |
Neoprene is formed from chloroprene. It is prepared by free radical polymerisation. The monomer of neoprene is chloroprene. It is used for preparing gaskets, conveyor belts etc.