sugar New Student
Posts : 10 Join date : 2010-12-02
| Subject: What is Carbon black Mon Dec 20, 2010 3:00 pm | |
| Carbon black: Hydrocarbons in strict control technology condition qi phase incomplete combustion or pyrolysis and into the black powder material. Its composition mainly is the element carbon, and contains low oxygen and hydrogen and sulfur, etc. Carbon black for industrial indispensable of chemical raw materials, the dyeing and reinforcing properties for most plastic, rubber products change of qualitative additive, among which tyres used carbon black accounts for 70 percent of the total. American carbon black industrial rise in the second world war, to ensure the supply strategic materials, forcing carbon manufacturer that large expansion of today's leader, annual output 160 million metric tons; Asia recently because of mainland China world factory robust economic growth impetus, capacity also tight to overtake the United States, Japan and mainland China second places third place, with an annual output of approximately 700,000 tonnes. | |
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