Polymer Technology Vinyl flooring is done using __________ sheets. Polypropylene PVC Polythene Polyvinyl acetate Polypropylene PVC Polythene Polyvinyl acetate ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Density of high density polythene is about __________ gm/c.c. 0.95 1.05 0.99 1.18 0.95 1.05 0.99 1.18 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Starting material for the production of SBR is Ethyl alcohol Neither A nor B Ethylene Both A & B Ethyl alcohol Neither A nor B Ethylene Both A & B ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ tubes are good substitude for human blood vessels onrheart by-pass operation. PVC Polystyrene Teflon/dacron Polythene PVC Polystyrene Teflon/dacron Polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Typical solvent polymerisation reaction conditions for the production of high density polythene by Zeigler process is 1 kgf/cm² (gage) and 70°C 1000 kgf/cm² and 100°C 7 kgf/cm² and 700°C 7 kgf/cm² and 70 °C 1 kgf/cm² (gage) and 70°C 1000 kgf/cm² and 100°C 7 kgf/cm² and 700°C 7 kgf/cm² and 70 °C ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Addition of stabiliser during PVC manufacture is done to Improve its impact strength Prevent its thermal degradation Improve its elasticity Reduce the melt viscosity & glass transition temperature Improve its impact strength Prevent its thermal degradation Improve its elasticity Reduce the melt viscosity & glass transition temperature ANSWER DOWNLOAD EXAMIANS APP
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