Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is Aluminium triethyl combined with titanium tetrachloride Fe V₂O₅ Ni Aluminium triethyl combined with titanium tetrachloride Fe V₂O₅ Ni ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polymers are classified into four categories namely thermosetting, thermoplastic, elastomer and fibre depending upon their Polymerisation mechanism Molecular sizes Magnitude of intermolecular forces Resistance to heat Polymerisation mechanism Molecular sizes Magnitude of intermolecular forces Resistance to heat ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon-66 is a polyamide of Adipic acid and methyl amine Vinyl chloride and formaldeyde None of these Hexamethylene diamine and adipic acid Adipic acid and methyl amine Vinyl chloride and formaldeyde None of these Hexamethylene diamine and adipic acid ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polycondensation reaction of polymerisation Does not produce linear polymers Does not need any catalyst Produces epoxy polymers Produces only thermoplastic material Does not produce linear polymers Does not need any catalyst Produces epoxy polymers Produces only thermoplastic material ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ moulding is used for shaping of thermosetting plastics exclusively. Extrusion Injection Transfer Compression Extrusion Injection Transfer Compression ANSWER DOWNLOAD EXAMIANS APP
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 Chloroethane None of these Isoprene Chlorophrene Chloroethane None of these Isoprene Chlorophrene ANSWER DOWNLOAD EXAMIANS APP
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