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Polymers

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41.

Give the chemical name of teflon.

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Short Answer Type

42.

Write the name and structure of one of the common initiators used in free radical addition polymerization.

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43.

Discuss the main purpose of vulcanization of rubber.

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44.
What are the monomeric repeat units of Nylon-6 and Nylon 6, 6?

The monomeric repeat unit of Nylon-6 polymer is Caprolactum [NH–(CH₂)₅–CO] and the monomeric unit of Nylon 6, 6 polymer is derived from the two monomers hexamethylene diamine [NH–(CH₂)₆–NH–Co(CH₂)₄–Co] and adipic acid

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45.

Write the names and structures of monomers of bakelite. To which class, thermoplastic and thermosetting does bakelite belong?

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46.

PMMA stands for which polymer?

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Short Answer Type

47.

Write the name of the monomer of Neoprene rubber.

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48.

What is the monomer unit of acrilan or orlon?

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49. BF₃ and water act as an initiator for which type of addition polymerization.

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50.

Write the names of any two reagents which initiate anionic addition polymerization of alkenes.

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Short Answer Type

44. What are the monomeric repeat units of Nylon-6 and Nylon 6, 6?

One Word Answers

Short Answer Type

44.
What are the monomeric repeat units of Nylon-6 and Nylon 6, 6?