Polymer Technology Condensation polymerisation of caprolac-tum is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6. -20 to 25 100 to 150 250-280 50 to 75 -20 to 25 100 to 150 250-280 50 to 75 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The rate controlling step in the manufacture of silicone rubber is the None of these Polymer termination step Initial hydrolysis of silicone monomer Condensation of siloxane to silicone None of these Polymer termination step Initial hydrolysis of silicone monomer Condensation of siloxane to silicone ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology β - glucose is the monomer of None of these Starch Protein Cellulose None of these Starch Protein Cellulose ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cellulose acetate has very high film permeability among all the polymers of the order of 5000 gm/100 m². Which of the following polymers has the maximum film elongation (of the order of 100%) ? Cellulose acetate Polythene Water impermeable cellophane Teflon Cellulose acetate Polythene Water impermeable cellophane Teflon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ scrap can be recycled & reutilised. Epoxy resin Bakelite None of these Polythene Epoxy resin Bakelite None of these Polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cation exchange resins (0.3 to 1 mm size) used in water treatment is prepared from __________ resins. Phenol formaldehyde Epoxy Melamine formaldehyde Urea formaldehyde Phenol formaldehyde Epoxy Melamine formaldehyde Urea formaldehyde ANSWER DOWNLOAD EXAMIANS APP