Polymer Technology Which of the following is generally not used as eord for synthetic rubber tyre casing? Dacron None of these Cellulose Nylon Dacron None of these Cellulose Nylon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyvinyl chloride (PVC) Uses either emulsion or suspension polymerisation methods Is produced by polycondensation reaction Softening temperature is 200°C Can be made thermosetting by adding a plasticiser Uses either emulsion or suspension polymerisation methods Is produced by polycondensation reaction Softening temperature is 200°C Can be made thermosetting by adding a plasticiser ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is Ni V₂O₅ Fe Aluminium triethyl combined with titanium tetrachloride Ni V₂O₅ Fe Aluminium triethyl combined with titanium tetrachloride ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is stretched into fibres? Bakelite Isoprene Unsaturated polyester Saturated polyester Bakelite Isoprene Unsaturated polyester Saturated polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Identify the group in which all the polymers mentioned can be used to make fibres. Cellulose derivatives, Polyisoprene, Polyethylene Cellulose derivatives, Polyamides, Polyurathane Butadiene copolymers, Polyamides, Urea aldehyde Polypropylene, Poly vinyl chloride, Silicon Cellulose derivatives, Polyisoprene, Polyethylene Cellulose derivatives, Polyamides, Polyurathane Butadiene copolymers, Polyamides, Urea aldehyde Polypropylene, Poly vinyl chloride, Silicon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is Polyester Bakelite Nylon-66 Teflon Polyester Bakelite Nylon-66 Teflon ANSWER DOWNLOAD EXAMIANS APP
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