Polymer Technology Zeigler - Natta catalyst (AlR₃ - AlCl₃) is used in the polymerisation of Vinyl acetate Styrene Vinyl chloride Propylene Vinyl acetate Styrene Vinyl chloride Propylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermocole is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten Either B or C Polystyrene Saturated polyester Polyurathane Either B or C Polystyrene Saturated polyester Polyurathane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Starting material for the production of SBR is Both A & B Ethylene Neither A nor B Ethyl alcohol Both A & B Ethylene Neither A nor B Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is produced by polymerisation of chloroprene. Thiokol (a polysulphide rubber) Butyl rubber Neoprene Polyurathane rubber Thiokol (a polysulphide rubber) Butyl rubber Neoprene Polyurathane rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polycondensation of saturated dicarboxylic acid with polyhydric alcohol produces Alkyd resin Epoxy resin Phenolic resin Polyamide Alkyd resin Epoxy resin Phenolic resin Polyamide ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermosetting resins/polymers as compared to thermoplastic ones are Soluble in all organic solvents More brittle Formed by addition polymerisation only Easily reshaped & reused Soluble in all organic solvents More brittle Formed by addition polymerisation only Easily reshaped & reused ANSWER DOWNLOAD EXAMIANS APP