Polymer Technology Styrene butadiene rubber is commercially manufactured by Emulsion polymerisation Suspension polymerisation Bulk polymerisation Solution polymerisation Emulsion polymerisation Suspension polymerisation Bulk polymerisation Solution polymerisation ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Phosphates (e.g., triceresyl, tributyl, tetrabutyl, tripheyl etc.) are added to polymers to act as Transparency improver Hardeners Anti-shrinkage agents Plasticisers Transparency improver Hardeners Anti-shrinkage agents Plasticisers ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Contact lenses for eyes are made of perspex, which is nothing but Unsaturated polyester Polypropylene Polymethylmethacrylate Polystyrene Unsaturated polyester Polypropylene Polymethylmethacrylate Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyvinyl chloride (PVC) Uses either emulsion or suspension polymerisation methods Is produced by polycondensation reaction Softening temperature is 200°C Can be made thermosetting by adding a plasticiser Uses either emulsion or suspension polymerisation methods Is produced by polycondensation reaction Softening temperature is 200°C Can be made thermosetting by adding a plasticiser ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Poly Vinyl chloride (PVC) is a __________ material. Thermoplastic Chemically active Fibrous Thermosetting Thermoplastic Chemically active Fibrous Thermosetting ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The conversion of caprolactum in the above case is about __________ percent. 25 90 70 50 25 90 70 50 ANSWER DOWNLOAD EXAMIANS APP