15.19 How is dacron obtained from ethylene glycol and terephthalic acid ?
Dacron(terelyne) is obtained from polymerisation of ethylene glycol and terepthalic acid at around 420 to 460 K. Also used in blending of cotton and wool fibres.
CBSE Class 12 board exams 2025 to have 50% competency-based questions; no change in 10th
CBSE Class 12 board exams 2024 over; expected result date, trends of last 10 years
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