Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is Fe Ni Aluminium triethyl combined with titanium tetrachloride V₂O₅ Fe Ni Aluminium triethyl combined with titanium tetrachloride V₂O₅ ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermoplastic resins usually Remain hard as long as they are hot Can not be reclaimed from waste Less brittle than thermosetting resins Permanent setting resins Remain hard as long as they are hot Can not be reclaimed from waste Less brittle than thermosetting resins Permanent setting resins ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In a cross linked polymer, the monomeric units are linked together to constitute a three dimensional network. Which of the following is a cross-linked polymer? Polythene Nylon-6 Bakelite (phenol formaldehyde) Polyester Polythene Nylon-6 Bakelite (phenol formaldehyde) Polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Rayon is a __________ fibre. Cellulosic Polyester Natural Polyamide Cellulosic Polyester Natural Polyamide ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is a copolymer? Bakelite Teflon PVC Polythene Bakelite Teflon PVC Polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Diphenylamine is added to rubber to Make it thermosetting Make it non-inflammable Protect it from deterioration on exposure to air Valcanise it Make it thermosetting Make it non-inflammable Protect it from deterioration on exposure to air Valcanise it ANSWER DOWNLOAD EXAMIANS APP
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