Polymer Technology Polyesters are manufactured by the polycondensation reaction of Dibasic acid with dihydric alcohol Carboxylic acid with ethylene A single monomer Inorganic acid with ethylene glycol Dibasic acid with dihydric alcohol Carboxylic acid with ethylene A single monomer Inorganic acid with ethylene glycol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Epoxy resin is A polyester An elastomer A good abrasive Not used for surface coating A polyester An elastomer A good abrasive Not used for surface coating ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is not a polyester fibre. Terylene Nylon Polyacrylonitrite Dacron Terylene Nylon Polyacrylonitrite Dacron ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the __________ fibres. Acrylic Viscose rayon Polyvinyl acetate Saturated polyester Acrylic Viscose rayon Polyvinyl acetate Saturated polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used For film forming materials For fibre making For surface coating of automobiles & air crafts As plasticiser for PVC & nitrocellulose For film forming materials For fibre making For surface coating of automobiles & air crafts As plasticiser for PVC & nitrocellulose ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyvinyl alcohol is used as a Cation/anion exchanger Water soluble adhesive Non-sticky coating on frying pans Textile fibre Cation/anion exchanger Water soluble adhesive Non-sticky coating on frying pans Textile fibre ANSWER DOWNLOAD EXAMIANS APP