A. Polystyrene
B. Polythene
C. Polypropylene
D. PVC
Related Mcqs:
- Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butadiene rubber) are____________________?
A. 50°C and 3 – 4 kg/cm2
B. 50°C and 1 kgf/cm2
C. 250°C and 10 kgf/cm2
D. 250°C and 1 kgf/cm2 - Adipic acid is an intermediate in the manufacture of _____________________?
A. Perspex
B. Nylon-66
C. Polystyrene
D. Bakelite - Flexible foam (for mattresses) are usually made of _________________?
A. PVC
B. Silicone rubber
C. Polyurethanes
D. Polyamides - Liners of bags are usually made of ____________________?
A. Polythene
B. PVC
C. Polypropylene
D. Polyesters - Polyvinyl alcohol is used as a___________________?
A. Cation/anion exchanger
B. Water soluble adhesive
C. Textile fibre
D. Non-sticky coating on frying pans - Epoxy resins (i.e., epoxide polymers) ?
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 - Which of the following polymers is used for making a non stick coating on frying pans ?
A. Bakelite
B. Teflon
C. Perspex
D. PVC - The monomer of natural rubber is A. DMT ______________________?
B. Isoprene
C. 2 methyl-1 propane
D. Both B. and C. - Which of the following is generally not drawn into fiber ?
A. Polyamide
B. Unsaturated polyesters
C. Saturated polyesters
D. Polyacrylonitrile - Cross linked polymers are__________________?
A. Thermoplastic
B. Thermosetting
C. Either A. or B.
D. Fibres only
