Polymer Technology Low pressure Zeigler process of polythene manufacture Employs a pressure of 30 kgf/cm² Achieves an yield of 95-98% based on ethylene Does not use any catalyst for polymerisation Produces very low density polythene Employs a pressure of 30 kgf/cm² Achieves an yield of 95-98% based on ethylene Does not use any catalyst for polymerisation Produces very low density polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol). Amino resins Alkyd resins Unsaturated polyester Saturated polyester Amino resins Alkyd resins Unsaturated polyester Saturated polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is a homopolymer. Nylon-66 Terylene Neoprene Bakelite Nylon-66 Terylene Neoprene Bakelite ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polypropylene is preferred to polythene, because the former is Stronger Non-inflammable Both B & C Harder Stronger Non-inflammable Both B & C Harder ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres. Improving the stretchability Detergent solution washing Dyeing/colouring Glycol soaking Improving the stretchability Detergent solution washing Dyeing/colouring Glycol soaking ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Alkyd resin is a/an Polyamide Addition polymer Polyolefin Polyester Polyamide Addition polymer Polyolefin Polyester ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS