19.04.2017 Views

winning_with_technology

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

a week, followed <strong>with</strong> the prices of synthetic rubber.<br />

After that it moved up to $5 per kilo and stays there.<br />

Out of 30 million tons of rubber consumed in worldwide,<br />

natural rubber shares one third of this quantity. Because<br />

of good mechanical properties and good tack properties,<br />

natural rubber is widely used in tire and glove. Natural rubber<br />

had its origin from countries in Latin America. In 1493,<br />

Christopher Columbus brought this product to Europe.<br />

Natural rubber found its commercial value after Mr. Charles<br />

Goodyear discovered the method to cured natural rubber<br />

from thermoplastic to thermosetted rubber by using sulfur<br />

in 1839. In 1976, Henry Wickman brought natural rubber to<br />

plant in Cylon (Sri Lanka), Malaysia, Singapore and Indonesia.<br />

Now-a-day, Thailand, Indonesia and Malaysia are three<br />

largest natural rubber producers <strong>with</strong> two third of natural<br />

rubber production.<br />

Natural rubber and synthetic rubber<br />

Since World War I, rubber had become a strategic<br />

material indispensable to war operations. US and Japanese<br />

Banja Junhasavasdikul, Ph.D.<br />

15

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!