Polymer Technology Nylon-66 compared to nylon-6 has Lower melting point More abrasion resistant properties Higher hardness All of these Lower melting point More abrasion resistant properties Higher hardness All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Flexible foam (for mattresses) are usually made of Polyurethanes Silicone rubber Polyamides PVC Polyurethanes Silicone rubber Polyamides PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Dacron is a/an Unsaturated polyester Polyester Polyamide Inorganic polymer Unsaturated polyester Polyester Polyamide Inorganic polymer ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Identify the group in which all the polymers mentioned can be used to make fibres. Cellulose derivatives, Polyamides, Polyurathane Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyisoprene, Polyethylene Polypropylene, Poly vinyl chloride, Silicon Cellulose derivatives, Polyamides, Polyurathane Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyisoprene, Polyethylene Polypropylene, Poly vinyl chloride, Silicon 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 Low density polythene as compared to high density polythene is Chemically inert More flexible Harder Tougher Chemically inert More flexible Harder Tougher ANSWER DOWNLOAD EXAMIANS APP