Polymer Technology Addition polymerisation is not involved in the manufacture of Polyhexamethylene adipamide Poly vinyl chloride Polystyrene Low density polythene Polyhexamethylene adipamide Poly vinyl chloride Polystyrene Low density polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers belong to the class of formaldehyde resin? None of these Teflon Melamine resins Dacron None of these Teflon Melamine resins Dacron ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is the lowest cost plastic commercially available? Teflon Polythene PVC Bakelite Teflon Polythene PVC Bakelite ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In step growth polymerisation, generally only one type of reaction & some basic mechanism is involved. Step growth polymerisation reaction is not involved in the manufacture of Cross linked polystyrene Polyamides Phenol formaldehyde resins Polyesters Cross linked polystyrene Polyamides Phenol formaldehyde resins Polyesters ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Mastication of rubber means Depression of its freezing point Improving its curing rate Its softening A treatment to retard its deterioration due to oxidation Depression of its freezing point Improving its curing rate Its softening A treatment to retard its deterioration due to oxidation ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Antioxidants are added to rubber to protect it from the attack of light, heat & atmospheric ozone. Which of the following is an antioxident used in rubber? Magnesium Thiokol Carbon Alkylated diphenyl amine Magnesium Thiokol Carbon Alkylated diphenyl amine ANSWER DOWNLOAD EXAMIANS APP
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