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Polymer Science and Technology

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Which of the following are examples of amorphous thermoplastics?

  1. Polymethylpentene
  2. Polyphenylene ether
  3. Polyetherimide
  4. Polyphenylenesulphide
  5. Polyamidimide
  6. Polypropylene
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A
2, 3 and 5
💡 Explanation:

Polyphenylene ether (PPE) is an amorphous standard thermoplastic polymer.
Polyetherimide (PEI) is an amorphous thermoplastic with high mechanical strength and rigidity.
Polyamidimides (PAI) are amorphous thermoplastic high performance polymers characterized by high thermal stability.

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