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. 2020 Jul 29;12(8):1688. doi: 10.3390/polym12081688

Figure 3.

Figure 3

Samples of composite materials reinforced by shredded waste paper, with an epoxy resin matrix (A.0.7) and, respectively hybrid resin with a Dammar volume ratio of 60% (A.1.1), 70% (A.2.5) and 80% (A.3.6).