Polymer Technology Poly tetra flouro ethylene (PTFE) is known as Celluloid Teflon Bakelite Dacron Celluloid Teflon Bakelite Dacron ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a polymer of two monomers? Teflon None of these SBR Bakelite Teflon None of these SBR Bakelite ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Flexible foam (for mattresses) are usually made of Polyamides PVC Polyurethanes Silicone rubber Polyamides PVC Polyurethanes Silicone rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermocole is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten Saturated polyester Polyurathane Either B or C Polystyrene Saturated polyester Polyurathane Either B or C Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol). Amino resins Unsaturated polyester Alkyd resins Saturated polyester Amino resins Unsaturated polyester Alkyd resins Saturated polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process of polythene manufacture Does not use any catalyst for polymerisation Produces very low density polythene Achieves an yield of 95-98% based on ethylene Employs a pressure of 30 kgf/cm² Does not use any catalyst for polymerisation Produces very low density polythene Achieves an yield of 95-98% based on ethylene Employs a pressure of 30 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
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