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Description
Coal tar is a brown or black liquid of extremely high viscosity, which smells of naphthalene and aromatic hydrocarbons. It maybe in solid form when the viscosity is very high and environment temperature is low, Coal tar is among the by-products when coal is carbonized to make coke or gasified to make coal gas. Coal tars are complex and variable mixtures of phenols, polycyclic aromatic hydrocarbons (PAHs), and heterocyclic compounds, about 200 substances in all.
Coal tar oil can be used as rubber softener, which used in reclaimed rubber to cut the cost down, it can keep the reclaimed rubber's quality on better level
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Новинки товаров от производителей по оптовым ценам