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. 2021 Feb 12;13(4):538. doi: 10.3390/polym13040538

Figure 1.

Figure 1

Global annual production of carbon black and its distribution in the indicated end-use industrial application areas, based on reported data [5]. Representative examples of carbon black (CB) aggregates are shown in the transmission electron microscopy (TEM) images for N234 and N660 types to show the nano-scale morphologies that are key to reinforcement.