Polymer Technology Cation exchange resins (0.3 to 1 mm size) used in water treatment is prepared from __________ resins. Phenol formaldehyde Urea formaldehyde Melamine formaldehyde Epoxy Phenol formaldehyde Urea formaldehyde Melamine formaldehyde Epoxy ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ resins are produced by the condensation polymerisation of formaldehyde with urea or melamine. Phenolic Amino Alkyd Epoxy Phenolic Amino Alkyd Epoxy ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The starting material used for the manufacture of caprolactum is Ethyl benzene DMT Ethylene glycol Cyclohexane Ethyl benzene DMT Ethylene glycol Cyclohexane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Natural rubber is obtained from latex, which is a colloidal dispersion of rubber in water. Which of the following is used as a coagulant in latex? Ammonium alum Both A & B Neither A nor B Potassium alum Ammonium alum Both A & B Neither A nor B Potassium alum ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon 6, 10 which is used for bristles making is superior to nylon 6, 6 due to its lower water absorption capacity, is a/an Polyester Polyisoprene Polystyrene Polyamide Polyester Polyisoprene Polystyrene Polyamide ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Hot drink (e.g, tea) cups are usually made of Polystyrene PVC Polythene Polypropylene Polystyrene PVC Polythene Polypropylene ANSWER DOWNLOAD EXAMIANS APP
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