Polymer Technology Dacron is a/an Unsaturated polyester Polyamide Polyester Inorganic polymer Unsaturated polyester Polyamide Polyester Inorganic polymer ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology A copolymer of vinyl and vinylidine chloride is called Treylene Saran Orlon Dacron Treylene Saran Orlon Dacron ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process of polythene manufacture Produces very low density polythene Achieves an yield of 95-98% based on ethylene Does not use any catalyst for polymerisation Employs a pressure of 30 kgf/cm² Produces very low density polythene Achieves an yield of 95-98% based on ethylene Does not use any catalyst for polymerisation Employs a pressure of 30 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is a copolymer? Polythene PVC Bakelite Teflon Polythene PVC Bakelite Teflon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to Protect rubber goods from attack by oxygen & ozone present in the atmosphere Reduce its viscosity to permit easier processing Increase its viscosity Reduce the time of vulcanisation and quantity of vulcanising agent Protect rubber goods from attack by oxygen & ozone present in the atmosphere Reduce its viscosity to permit easier processing Increase its viscosity Reduce the time of vulcanisation and quantity of vulcanising agent ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Tyres are made by Injection moulding Rotational moulding Extrusion Compression moulding Injection moulding Rotational moulding Extrusion Compression moulding ANSWER DOWNLOAD EXAMIANS APP
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