Polymer Technology Neoprene is rendered non-inflammable, because of The presence of chlorine atoms in its monomer The absence of chlorine atoms in its monomer Its cross-linked structure Its linear chain structure The presence of chlorine atoms in its monomer The absence of chlorine atoms in its monomer Its cross-linked structure Its linear chain structure ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Tubeless tyres are made of __________ rubber, which is a co-polymer of isoprene & isobutylene. Butyl Silicone Nitrile Neoprene Butyl Silicone Nitrile Neoprene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers does not belong to the class of polyacrylate polymer? Polyacrylonitrile Polyethyl acrylate PMMA None of these Polyacrylonitrile Polyethyl acrylate PMMA None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ practically possess no elasticity. Epoxy resin Spandex fibre Vulcanite or ebonite Polysulphide rubber Epoxy resin Spandex fibre Vulcanite or ebonite Polysulphide rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Zeigler - Natta catalyst (AlR₃ - AlCl₃) is used in the polymerisation of Propylene Vinyl acetate Vinyl chloride Styrene Propylene Vinyl acetate Vinyl chloride Styrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Temperature maintained in the emulsion polymerisation reactor for PVC manufacture is about __________ ° C. 50 -20 500 250 50 -20 500 250 ANSWER DOWNLOAD EXAMIANS APP