Multiple choice

Which of the following are examples of amorphous thermoplastics?

  1. Poly(4-methyl-1-pentene)
  2. Polyphenylene oxide
  3. Polyetherimide
  4. Polyphenylene sulfide
  5. Polyamide-imide
  6. Poly(propene)

  1. 1, 2 and 5

  2. 2, 3 and 5

  3. 2, 4 and 6

  4. 3, 5 and 6

  5. 4, 5 and 6
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Polyphenylene oxide is an amorphous standard thermoplastic polymer. Polyetherimide (PEI) is an amorphous thermoplastic with high mechanical strength and rigidity. Polyamide-imide (PAI) are amorphous thermoplastic high performance polymers characterized by high thermal stability.

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