Petroleum
Petroleum is the most important source of raw materials for the plastics industry, almost every country has a lot of production. But is unlikely to be useful in the field of plastic products are only used as fuel. The only fire Product of petroleum refining. And can be used in plastic industry, the major names of the olefins (Olefins) such as methane, ethane, propane butane and pentane. And the aromatic compounds (Aromatics) as the Asura and Asura derivatives of the 2 groups of compounds can be produced by monomer. Not many