Polymer Technology Collapsible tubes for tooth paste are produced by __________ extrusion. Direct Indirect None of these Impact Direct Indirect None of these Impact ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polycondensation reaction of polymerisation Does not need any catalyst Does not produce linear polymers Produces only thermoplastic material Produces epoxy polymers Does not need any catalyst Does not produce linear polymers Produces only thermoplastic material Produces epoxy polymers ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to Reduce its viscosity to permit easier processing Reduce the time of vulcanisation and quantity of vulcanising agent Increase its viscosity Protect rubber goods from attack by oxygen & ozone present in the atmosphere Reduce its viscosity to permit easier processing Reduce the time of vulcanisation and quantity of vulcanising agent Increase its viscosity Protect rubber goods from attack by oxygen & ozone present in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyhexamethylene adipimide is also known as Nylon-66 Bakelite Silicone rubber Epoxy resin Nylon-66 Bakelite Silicone rubber Epoxy resin ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology All thermoplastic, thermosetting & elastic materials can be processed in a extrusion machine, however it can not be used for the production of plastic Tubings Pipes Filaments Buckets Tubings Pipes Filaments Buckets ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermoplastic resins usually Remain hard as long as they are hot Permanent setting resins Less brittle than thermosetting resins Can not be reclaimed from waste Remain hard as long as they are hot Permanent setting resins Less brittle than thermosetting resins Can not be reclaimed from waste ANSWER DOWNLOAD EXAMIANS APP
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