Polymer Technology Neoprene which is used for making shoe heels & belts is superior to natural rubber in its stability to aerial oxidation and resistance to oils & other solvents. The monomer used for making neoprene is Chlorophrene None of these Isoprene Chloroethane Chlorophrene None of these Isoprene Chloroethane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon 6, 10 which is used for bristles making is superior to nylon 6, 6 due to its lower water absorption capacity, is a/an Polyamide Polyester Polyisoprene Polystyrene Polyamide Polyester Polyisoprene Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Melt spinning of polymers involves the forcing of polymer melt through spinnerettes (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the __________ fibres. Polyester Nylon 6:6 Acrylic Polypropylene Polyester Nylon 6:6 Acrylic Polypropylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is V₂O₅ Fe Ni Aluminium triethyl combined with titanium tetrachloride V₂O₅ Fe Ni Aluminium triethyl combined with titanium tetrachloride ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers are produced by employing all bulk polymerisation, solution polymerisation & suspension polymerisation technique of addition (chain) polymerisation? PVC PTFE Bakelite Epoxy resin PVC PTFE Bakelite Epoxy resin ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation of bisphenol A with phosgene produces __________ which possess very good heat resistance. Polyester Polyurathane Polycarbonate Polysulphone Polyester Polyurathane Polycarbonate Polysulphone ANSWER DOWNLOAD EXAMIANS APP
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