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Coal tar pitch (CTP) was modified either with 10 g cinnamaldehyde (CMA) per 100 g CTP, 7 g p-toluene sulfonic acid (PTS) per 100g CTP, or a mixture of 10 g CMA and 7 g PTS per 100 g CTP. The parent CTP and the modified CTPs were characterized by Fourier transform infrared spectroscopy (FT-IR) and thermogravimetric analysis. The four samples were carbonized at different temperatures and the products...
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