Polymer Technology Non sulphonated hard bakelites are not used for making Formica table tops Fountain pen barrels Ion-exchange resins Combs Formica table tops Fountain pen barrels Ion-exchange resins Combs ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Epoxy resins (i.e., epoxide polymers) Are made by addition polymerisation reaction only Use emulsion polymerisation methods Contain an epoxy group ( ##### ) at the ends of the polymer Are cross-linked polymers only Are made by addition polymerisation reaction only Use emulsion polymerisation methods Contain an epoxy group ( ##### ) at the ends of the polymer Are cross-linked polymers only ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Antioxidants are added to rubber to protect it from the attack of light, heat & atmospheric ozone. Which of the following is an antioxident used in rubber? Thiokol Carbon Magnesium Alkylated diphenyl amine Thiokol Carbon Magnesium Alkylated diphenyl amine ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Bakelite is Same as thermoset phenol formaldehyde Same as polytetra flouro ethylene (PTFE) Not a polymer An inorganic polymer Same as thermoset phenol formaldehyde Same as polytetra flouro ethylene (PTFE) Not a polymer An inorganic polymer ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Catalyst used in the production of high density polythene by low pressure Ziegler process is Platinum Nickel Aluminium triethyl activated with TiCl₄ Molybdenum Platinum Nickel Aluminium triethyl activated with TiCl₄ Molybdenum ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology All thermoplastic, thermosetting & elastic materials can be processed in a extrusion machine, however it can not be used for the production of plastic Pipes Tubings Buckets Filaments Pipes Tubings Buckets Filaments ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS