Polymer Technology Polyesters are manufactured by the polycondensation reaction of A single monomer Carboxylic acid with ethylene Inorganic acid with ethylene glycol Dibasic acid with dihydric alcohol A single monomer Carboxylic acid with ethylene Inorganic acid with ethylene glycol Dibasic acid with dihydric alcohol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Density of low density polythene is about __________ gm/c.c. 0.56 0.38 0.91 0.81 0.56 0.38 0.91 0.81 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon-66 is manufactured from Caprolactum Dimethyl terephthalate (DMT) and ethylene glycol Maleic anhydride and hexamethylene diamine Adipic acid and hexamenthylene diamine Caprolactum Dimethyl terephthalate (DMT) and ethylene glycol Maleic anhydride and hexamethylene diamine Adipic acid and hexamenthylene diamine ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In case of dry spinning of polymers, the polymer solution in a volatile solvent is forced through the spinnerates into a warm air chamber, where the solvent evaporates leaving behind the polymer in the filament form. Dry spinning is used for __________ fibres. PVC Polyvinyl acetate Rayon Polythene PVC Polyvinyl acetate Rayon Polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol). Unsaturated polyester Saturated polyester Alkyd resins Amino resins Unsaturated polyester Saturated polyester Alkyd resins Amino resins ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology A copolymer of vinyl and vinylidine chloride is called Saran Orlon Dacron Treylene Saran Orlon Dacron Treylene ANSWER DOWNLOAD EXAMIANS APP
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