Polymer Technology Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser? Stearic acid estors Tricresyl phosphate Ethylene glycol Esters of phthalic acid Stearic acid estors Tricresyl phosphate Ethylene glycol Esters of phthalic acid ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is V₂O₅ Aluminium triethyl combined with titanium tetrachloride Fe Ni V₂O₅ Aluminium triethyl combined with titanium tetrachloride Fe Ni ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is a homopolymer. Neoprene Terylene Bakelite Nylon-66 Neoprene Terylene Bakelite Nylon-66 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Main constituent of natural rubber is Polybutadiene Polyisoprene Poly chloroprene Polystyrene Polybutadiene Polyisoprene Poly chloroprene Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Most of the fibre forming polymers are crystalline in nature, one of the exceptions being __________ which is amorphous in nature. Polypropylene Polyacrylonitrile Polyester Nylon Polypropylene Polyacrylonitrile Polyester Nylon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Zeigler - Natta catalyst (AlR₃ - AlCl₃) is used in the polymerisation of Vinyl acetate Propylene Styrene Vinyl chloride Vinyl acetate Propylene Styrene Vinyl chloride ANSWER DOWNLOAD EXAMIANS APP
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