Polymer Technology Condensation polymerisation of caprolac-tum is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6. 50 to 75 250-280 100 to 150 -20 to 25 50 to 75 250-280 100 to 150 -20 to 25 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology A chain growth polymerisation reaction consists of three different types of reaction namely initiation reaction, propagation reaction & termination reaction. Chain growth polymerisation reaction is not involved in the manufacture of Vinyl polymers Polyamides Urea-formaldehyde resins Siloxane elastomers Vinyl polymers Polyamides Urea-formaldehyde resins Siloxane elastomers ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Vinyl flooring is done using __________ sheets. Polypropylene Polyvinyl acetate Polythene PVC Polypropylene Polyvinyl acetate Polythene PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermosetting resins/polymers as compared to thermoplastic ones are More brittle Soluble in all organic solvents Formed by addition polymerisation only Easily reshaped & reused More brittle Soluble in all organic solvents Formed by addition polymerisation only Easily reshaped & reused ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyesters are manufactured by the polycondensation reaction of Inorganic acid with ethylene glycol A single monomer Carboxylic acid with ethylene Dibasic acid with dihydric alcohol Inorganic acid with ethylene glycol A single monomer Carboxylic acid with ethylene Dibasic acid with dihydric alcohol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Glyptal used in the manufacture of paints & lacquers is a __________ polymer. Polyester Polystyrene Polyacrylonitrile Polyamide Polyester Polystyrene Polyacrylonitrile Polyamide ANSWER DOWNLOAD EXAMIANS APP
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