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 the time of vulcanisation and quantity of vulcanising agent Reduce its viscosity to permit easier processing Increase its viscosity Protect rubber goods from attack by oxygen & ozone present in the atmosphere Reduce the time of vulcanisation and quantity of vulcanising agent Reduce its viscosity to permit easier processing Increase its viscosity ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Vinyl flooring is done using __________ sheets. Polyvinyl acetate Polythene PVC Polypropylene Polyvinyl acetate Polythene PVC Polypropylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Ebonite is a/an Highly vulcanised rubber Natural rubber Adhesive Unvulcanised raw rubber Highly vulcanised rubber Natural rubber Adhesive Unvulcanised raw rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Neoprene which is used for making shoe heels & belts is superior to natural rubber in its stability to aerial oxidation and resistance to oils & other solvents. The monomer used for making neoprene is Chlorophrene Isoprene None of these Chloroethane Chlorophrene Isoprene None of these Chloroethane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polystyrene is a __________ plastic at room temperature. Malleable Brittle None of these Ductile Malleable Brittle None of these Ductile ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Orlan fibre which is used as a wool sub stitute is Polymethylmethacrylate (PMMA) Polyacrylonitrile A natural polymeric fibre An amorphous polymer Polymethylmethacrylate (PMMA) Polyacrylonitrile A natural polymeric fibre An amorphous polymer ANSWER DOWNLOAD EXAMIANS APP
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