Polymer Technology Catalyst used in the production of high density polythene by low pressure Ziegler process is Molybdenum Aluminium triethyl activated with TiCl₄ Platinum Nickel Molybdenum Aluminium triethyl activated with TiCl₄ Platinum Nickel ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is V₂O₅ Aluminium triethyl combined with titanium tetrachloride Fe Ni V₂O₅ Aluminium triethyl combined with titanium tetrachloride Fe Ni ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Acrylonitrile-butadiene-styrene (ABS) copolymer, which is produced by blending styrene-acrylonitfile copolymer with butadiene based elastomer, is a/an Spongy rubber Rigid foam Thermosetting polymer Engineering plastic Spongy rubber Rigid foam Thermosetting polymer Engineering plastic ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon-66 compared to nylon-6 has Lower melting point Higher hardness All of these More abrasion resistant properties Lower melting point Higher hardness All of these More abrasion resistant properties ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Hot drink (e.g, tea) cups are usually made of PVC Polypropylene Polythene Polystyrene PVC Polypropylene Polythene Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butediene rubber) are 250°C and 1 kgf/cm² 50°C and 1 kgf/cm² 50°C and 3 - 4 kg/cm² 250°C and 10 kgf/cm² 250°C and 1 kgf/cm² 50°C and 1 kgf/cm² 50°C and 3 - 4 kg/cm² 250°C and 10 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP