Membranes
- Created by: Abigail
- Created on: 16-04-15 20:36
Fullscreen
HYDROPHILIC;
- cotton is an example of this so it can absorb moisture both from perspiration and rain
- cotton takes a long time to dry so wet cotton is uncomfortable
- wool is also hydrophilic as it will absorb 1/3 of its own weight in water
HYDROPHOBIC;
- fibres like acrylic, polyester, nylon and nomex are said to be hydrophobic - also known as water hating
- doesn't absorb water
- a drop of water will stay on the surface of pure nylon until it evaporates
- this makes it uncomfortable to wear as it doesn't allow wicking so these fibres are often blended with naturals
GORE TEX;
- made from an oil-hating substance and PTFE which is hydrophobic
- initially developed for space missions being the first ever membrane
- has nine billion microscopic holes per square 2.5cm
- makes it breathable, waterproof, windproof
- can be laminated to any type of natural or…
Comments
No comments have yet been made