A. Electrical insulation purpose
B. Tanning of leather
C. Strengthening of plaster of Paris
D. Decorative laminates
Related Mcqs:
- ______________ resins are produced by the condensation polymerisation of formaldehyde with urea or melamine?
A. Epoxy
B. Amino
C. Alkyd
D. Phenolic - Which of the following polymers shows the highest anti-tacking properties ?
A. Melamine formaldehyde resin
B. Phenolic resin
C. Epoxy resin
D. Alkyd resin - Condensation polymerisation of formaldehyde with _____________ does not produce phenolic resin?
A. Resorcinol
B. Phenol
C. Para-cresol
D. Melamine - Which of the following polymers belong to the class of formaldehyde resin ?
A. Melamine resins
B. Teflon
C. Dacron
D. None of these - Bakelite (phenol-formaldehyde) resin cannot be used as________________?
A. Decorative paint
B. Decorative laminates
C. Electrical insulation
D. Glass reinforced plastics - Alkyd resin e.g., glyptal resin formed by Phthalic anhydride and glycerine is not used_______________?
A. For surface coating of automobiles & air crafts
B. For fibre making
C. As plasticiser for PVC & nitrocellulose
D. For film forming materials - Poly-methyl-methacrylate, which is an acrylic resin, is also called ___________________?
A. Thiokol
B. Plexiglass or Lucite
C. Dacron
D. Teflon - Phenol formaldehyde is produced by condensation polymerisation. It is also known as_________________?
A. Teflon
B. Bakelite
C. Polyester
D. Nylon-66 - Phenol formaldehyde __________________?
A. Employs addition polymerisation
B. Employs condensation polymerisation
C. Is a monomer
D. Is an abrasive material - Alkyd resin cannot be used for making_________________?
A. Plasticiser
B. Paint & varnish
C. Fibers
D. Film forming materials
