Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is Aluminium triethyl combined with titanium tetrachloride Fe V₂O₅ Ni Aluminium triethyl combined with titanium tetrachloride Fe V₂O₅ Ni ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is generally not used as eord for synthetic rubber tyre casing? Cellulose None of these Nylon Dacron Cellulose None of these Nylon Dacron ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermosplastic materials Do not soften on application of heat None of these Are heavily branched molecules Are solvent insoluble Do not soften on application of heat None of these Are heavily branched molecules Are solvent insoluble ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In step growth polymerisation, generally only one type of reaction & some basic mechanism is involved. Step growth polymerisation reaction is not involved in the manufacture of Phenol formaldehyde resins Cross linked polystyrene Polyesters Polyamides Phenol formaldehyde resins Cross linked polystyrene Polyesters Polyamides ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The starting material used for the manufacture of caprolactum is DMT Ethyl benzene Cyclohexane Ethylene glycol DMT Ethyl benzene Cyclohexane Ethylene glycol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Flexible foam (for mattresses) are usually made of PVC Silicone rubber Polyamides Polyurethanes PVC Silicone rubber Polyamides Polyurethanes ANSWER DOWNLOAD EXAMIANS APP
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