Polymer Technology Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the Electrical insulation purpose Strengthening of plaster of paris Tanning of leather Decorative laminates Electrical insulation purpose Strengthening of plaster of paris Tanning of leather Decorative laminates ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Caprolactum, a raw material for the manufacture of nylon-6, is produced from Naphthalene Benzene Pyridine Phenol Naphthalene Benzene Pyridine Phenol 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 Siloxane elastomers Urea-formaldehyde resins Polyamides Vinyl polymers Siloxane elastomers Urea-formaldehyde resins Polyamides ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to Increase its viscosity Protect rubber goods from attack by oxygen & ozone present in the atmosphere Reduce its viscosity to permit easier processing Reduce the time of vulcanisation and quantity of vulcanising agent Increase its viscosity Protect rubber goods from attack by oxygen & ozone present in the atmosphere Reduce its viscosity to permit easier processing Reduce the time of vulcanisation and quantity of vulcanising agent ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Vulcanisation of rubber does not increase its Oxidation resistance Weight & strength Elasticity & water solubility Softness Oxidation resistance Weight & strength Elasticity & water solubility Softness ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology 90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at a temperature of __________ °C. 250-280 500-600 -5 10-30 250-280 500-600 -5 10-30 ANSWER DOWNLOAD EXAMIANS APP
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