Chemical Engineering - Polymer Technology

16. 

Which of the following is a polymer of hexamethylene diamine and adipic acid ?

A. Nylon-6
B. Nylon-66
C. Nylon-6, 10
D. Epoxy resin

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

17. 

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

A. nylon-66
B. teflon
C. polyester
D. bakelite

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

18. 

The process involved in converting rubber into a thin sheet or coating it on fabric is called

A. extrusion
B. mastication
C. calendering
D. vulcanisation

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

19. 

Which of the following natural bio polymers are formed as a result of polymerisation of amino-acids ?

A. Starch
B. Cellulose
C. Proteins
D. Nucleic acids

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

20. 

Nylon-66 is manufactured from

A. adipic acid and hexamenthylene diamine.
B. caprolactum.
C. maleic anhydride and hexamethylene diamine.
D. dimethyl terephthalate (DMT) and ethylene glycol.

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.