1. Fabrics and Fibres
Synthetic Fibres

2. Synthetic Fibres Today most fabrics are synthetic
Fibres formed all or in part by chemicals
The first all-synthetic fibres were produced just before WWII
They were made from petroleum and other chemicals

3. Synthetic Fibres
Many synethic fibres were made to replace or copy natural fibres
For example
Nylon was made to look like silk
Vinyl is a substitute for leather
One advantage of synthetic fibres is that they are easy to care for

4. Acetate Characteristics: Attractive-silk like Holds shape well
Easily draped
May wrinkle and fade
Usually dry cleaned
Taffeta lining?- that’s acetate
Used for bridal and prom gowns

5. Acrylic Characteristics: Lightweight, but warm Wool-like feel
Blends with many other fibres for added bulk
Resists wrinkles
Never use a hot iron
Drycleaned or laundered
Mainly used in knits-
Warm clothes: sweaters, gloves, hats,

6. Nylon Created as an initial alternative for silk
Blends with other fibres for added strength
Holds shape well
Doesn’t absorb moisture
Washable
Dries quickly

7. Polyester Resists wrinkles Extremely strong
Blends with other fibres for
wrinkle resistance
Holds oily stains
Washable
Dries quickly
It retains its shape, so its great for outside clothes in harsh climates
Polyester suits were the rage in the 1970’s!
They were/are often used to make ropes- due to their durability

8. Rayon It is the oldest synthetic fibre Absorbs moisture Weak when wet
introduced in the late 1800’s as a cheap alternative to silk
Absorbs moisture
Weak when wet
Drapes well
May wrinkle or shrink unless treated
Usually dry cleaned
Sometimes washable/Easy to dry

9. Spandex Excellent stretch and recovery- 3x its own shape
Combines with other fibres for stretch ability
Washable,
Avoid chlorine/bleach
The fabric hugs the body
Very strong and durable
A very flexible fabric that is often used in athletics
athletics wear, dance wear, workout clothes
Think of all the Olympic athletes wearing spandex this week!

10. Today’s Class: Videos
Synthetic Fibers : Nylon and Rayon Educational Documentary
Natural vs Synthetic Textiles