Polyester (Terylene)

• Polyester — polymer from ester monomers; Terylene is common trade name.
• Wrinkle-free, retains shape, dries quickly.
• Blends — polycot, polywool with cotton/wool.
• Uses: dress material, sarees, bottles (PET), insulation.

1. Polyester fabric — durable, low moisture absorption, iron-less finish.
2. Terylene/Dacron — polyester fibre names.
3. Blended fabrics — polycot (polyester+cotton) combines comfort and wrinkle resistance.
4. PET — polyethylene terephthalate; used for bottles and fabrics.
5. Care — avoid very high iron heat; not as breathable as cotton in hot humid climate.
6. Real world — school uniform blends; fleece jackets.

Why polycot school uniforms popular

Step 1 — Cotton gives comfort and breathability.
Step 2 — Polyester adds strength and wrinkle resistance.
Step 3 — Blend cheaper and longer lasting than pure cotton.
Step 4 — Easier maintenance for daily wear.

• Thinking polyester breathes like cotton (less breathable).
• Misconception: all synthetic clothes identical (nylon vs polyester differ).
• High heat melts polyester fabric.
• Confusing PET bottle with PVC.

• What is polyester? Name its trade name.
• What is polycot?
• Two advantages and one disadvantage of polyester clothes.

Open the Practice tab for graded questions on Polyester (Terylene).