Write short note on the uses of the following:
(a) Nylon
(b) Rayon
(d) Teflon
(e) Polythene
Answers
Answer:
A)It is strong, hard and water resistant. It is used to make clothes. In fact, polyamides are mostly used for synthetic fibres in clothing. Nylon can also be used to make other materials, such as parachutes, ropes, string for tyres, carpets, fishing nets and cloth and socks.
Electrical conductivity (σ): 10−12 S/m
Thermal conductivity: 0.25 W/(m·K)
B)Rayon is used in textile industry for making clothing like sarees,blouses,dresses,socks. 2)It is used to make furnishing such as bed-sheets,curtains,blankets etc. 3)It is used to make carpets. 4)It is used in medical field for making bandages and surgical dressing.
C)Teflon is used as a non-stick coating for pans and other cookware. ⏺️ Polyester uses : used to make belts, safety belts, coated fabrics . ⏺️ Nylon uses: used to prepare fishing nets, ropes, parachutes.
D)It is water resistant. It is strong but flexible and can be rolled into sheets and moulded into different shapes. ... polystyrene =It can be easily moulded. It has poor chemical resistance.