Waterproof cloth, widely used in vehicles, ships, factories and mines to cover the goods, outdoor tourism, etc., with sun, antifreeze, anti-aging, anti-corrosion, light, easy folding and durable characteristics. In fact, waterproof cloth appeared long ago. Today's little series will take you to see the history of waterproof cloth development:
Early waterproof materials used waterproof paper, is coated on paper a thin layer of tung oil or stubble oils. Tung and stubble oil comes from the seeds of Tung and stubble flax, which are dry grease. Some persimmon paint or wax coated on paper, after treatment not only strong and waterproof very good. In modern times, waterproof paper gradually withdrew from the historical stage, cotton hemp material waterproof cloth began to use a lot. Although the cotton hemp material is also very bulky, but in the usability aspect is much stronger than waterproof paper. There have also been the use of light silk material to make waterproof cloth, but because the price is very high, very few people use. Today's waterproof cloth is basically used in cotton satin materials, in the sun, antifreeze, anti-aging, anti-corrosion and better performance.
Next: No Information