Polymer Technology Which of the following is not a polyolefin? Polypropylene None of these Neoprene Polystyrene Polypropylene None of these Neoprene Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Flexible foam (for mattresses) are usually made of Polyurethanes Polyamides Silicone rubber PVC Polyurethanes Polyamides Silicone rubber PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polycondensation of saturated dicarboxylic acid with polyhydric alcohol produces Phenolic resin Polyamide Alkyd resin Epoxy resin Phenolic resin Polyamide Alkyd resin Epoxy resin ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Catalyst used in the production of high density polythene by low pressure Ziegler process is Molybdenum Aluminium triethyl activated with TiCl₄ Platinum Nickel Molybdenum Aluminium triethyl activated with TiCl₄ Platinum Nickel ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Diphenylamine is added to rubber to Valcanise it Protect it from deterioration on exposure to air Make it non-inflammable Make it thermosetting Valcanise it Protect it from deterioration on exposure to air Make it non-inflammable Make it thermosetting ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Density of high density polythene is about __________ gm/c.c. 0.99 1.05 1.18 0.95 0.99 1.05 1.18 0.95 ANSWER DOWNLOAD EXAMIANS APP