A. Polyisoprene
B. Neoprene
C. Nitrile-butadiene
D. None of these
Correct Answer: None of these ✔
Last Updated: March 08, 2019
Related MCQs
- Softening point of high density polythene is about __________ °C?
- __________ is not a condensation polymer ?
- Styrene butadiene rubber is commercially manufactured by__________?
- Adipic acid is an intermediate in the manufacture of __________?
- Nylon-6 is a__________?
- Plexiglass (also called Lucite) because of its high optical transparency is used for making lenses. It is chemically__________?
- Rexine (also called artificial leather), which is used for making table cover, automobile seat cover, shoes etc. is made by coating thick cloth with molten__________?
- Commercial production of polypropylene employs __________ polymerisation?
- Nylon-66 is a polyamide of __________?
- The only natural thermoplastic resin, which is a product of animal life is __________?
- Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is __________?
- Gutta percha rubber is__________?
- Which of the following is generally not drawn into fiber ?
- Cellulose content in bamboo fibre is about __________ percent?
- Polycondensation reaction of polymerisation __________?
- In step growth polymerisation, condensation occurs in a stepwise manner with or without the elimination of smaller molecules. An example of step growth polymerisation product is__________?
- In a co-polymer, the repeating units contain two different monomers. Which of the following is a copolymer ?
- Properties of a polymer is affected by the__________?
- Nylon-66 is manufactured from __________?
- Poly-tetra-fluoro ethylene (PTFE) is known as__________?
- Density of low density polythene is about __________ gm/c.c?
- Condensation polymerisation of caprolactam is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6?
- Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres?
- In condensation polymerisation as compared to addition polymerisation__________?
- Polyvinyl acetate is never used for making__________?
- Thermosetting resins/polymers as compared to thermoplastic ones are __________?
- Which of the following is not the commercial name of poly-methyl-methacrylate (PMMA) ?
- 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?
- Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the __________?
- Thermal pyrolysis of ethylene dichloride produces __________?
- In a linear polymer, the monomeric units are linked together to form long straight chains. The cross linked or branched chain polymers compared to linear polymers have higher __________?
- Catalyst used in the production of high density polythene by low pressure Ziegler process is __________?
- Typical solvent polymerisation reaction conditions for the production of high density polythene by Zeigler process is__________?
- Elastomers are__________?
- The generic chemical name for the class of polymers which are commercially known as nylons is__________?
- Phthalic anhydride is used__________?
- The major constituent of laminate of safety glass, which holds the broken glass, pieces in their places during accident (and thus minimises the danger from flying glass fragments) is__________?
- Polycaprolactam is also known as __________?
- Melt spinning of polymers involves the forcing of polymer melt through spinnerates (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the __________ fibres?
- Flexible foam (for mattresses) are usually made of __________?
- Which of the following is not a natural polymer ?
- Which of the following is a natural polyamide fiber?
- Synthetic rubber__________?
- __________ is a natural fiber?
- Vulcanisation of rubber does not increase its__________?
- Phenol formaldehyde is produced by condensation polymerisation. It is also known as__________?
- Vulcanisation of rubber does not increase its__________?
- __________ is a thermosetting plastic ?
- Which of the following is a polymer of Hexamethylene diamine and adipic acid ?
- Which of the following polymers shows the highest anti-tacking properties ?
- Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser ?