A. Low density polythene
B. Poly vinyl chloride
C. Polystyrene
D. Polyhexamethylene adipamide
Addition polymerisation is not involved in the manufacture of_______________? Read More »
Polymer Technology A. Epoxy polymer
B. PVC
C. Polystyrene
D. Polythene
Which of the following is not a thermoplastic material ? Read More »
Polymer Technology A. Abrasion resistance
B. Thermal stability
C. Adhesion to rubber
D. Hardness
Nylon-6 as compared to nylon 66 has lower ? Read More »
Polymer Technology A. Butadiene copolymers, Polyamides, Urea-formaldehyde
B. Cellulose derivatives, Polyisoprene, Polyethylene
C. Cellulose derivatives, Polyamides, Polyurethane
D. Polypropylene, Poly vinyl chloride, Silicon
Identify the group in which all the polymers mentioned can be used to make fibres ? Read More »
Polymer Technology A. Caprolactam
B. Adipic acid and Hexamethylenediamine
C. Maleic anhydride and Hexamethylenediamine
D. Sebacic acid and Hexamethylenediamine
Nylon-6 is manufactured from _______________? Read More »
Polymer Technology A. Are made by addition polymerisation reaction only
B. Contain an epoxy group (fig bellow) at the ends of the polymer
C. Are cross-linked polymers only
D. Use emulsion polymerisation methods
Epoxy resins (i.e., epoxide polymers) ? Read More »
Polymer Technology A. Melamine resins
B. Teflon
C. Dacron
D. None of these
Which of the following polymers belong to the class of formaldehyde resin ? Read More »
Polymer Technology A. Acetylene
B. Chloroprene
C. Isoprene
D. None of these
The monomer for the production of neoprene rubber is_________________? Read More »
Polymer Technology A. Resorcinol
B. Phenol
C. Para-cresol
D. Melamine
A. Methyl methacrylate
B. DMT
C. Butadiene
D. Tetrafluoroethylene
Perspex can be used as a substitute of glass. Its monomer is__________________? Read More »
Polymer Technology