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Poly carbonates possess glass transition temperature of __________

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Poly carbonates possess glass transition temperature of __________

(a) 144^oC

(b) 145^oC

(c) 146^oC

(d) 147^oC

I had been asked this question at a job interview.

My doubt stems from Preparation, Properties and Applications of Some Compounds topic in section High Polymers and Plastics of Applied Chemistry

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Correct option is (d) 147^oC

Explanation: Poly carbonates has the transition temperature of 147^oC. Poly carbonates are transparent and good electrical insulators.

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