Polymer Technology Nylon 6 as compared to nylon 6, 6 has lower Hardness Adhesion to rubber Thermal stability Abrasion resistance Hardness Adhesion to rubber Thermal stability Abrasion resistance ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the __________ fibres. Polyvinyl acetate Saturated polyester Acrylic Viscose rayon Polyvinyl acetate Saturated polyester Acrylic Viscose rayon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polymers are classified into four categories namely thermosetting, thermoplastic, elastomer and fibre depending upon their Resistance to heat Magnitude of intermolecular forces Polymerisation mechanism Molecular sizes Resistance to heat Magnitude of intermolecular forces Polymerisation mechanism Molecular sizes ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation of formaldehyde with __________ does not produce phenolic resin. Phenol Resorcinol Melamine Para-cresol Phenol Resorcinol Melamine Para-cresol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Commercial production of polypropylene employs __________ polymerisation. Bulk Emulsion Suspension Solution Bulk Emulsion Suspension Solution ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used For fibre making For surface coating of automobiles & air crafts As plasticiser for PVC & nitrocellulose For film forming materials For fibre making For surface coating of automobiles & air crafts As plasticiser for PVC & nitrocellulose For film forming materials ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS