Research Article

Effects of Different Artificial Agings on Structure and Properties of Whatman Paper Samples

Figure 4

Typical stress-strain curves obtained at room temperature for Whatman paper dumbbell-shaped specimens: (A) unaged; (B) undergone to thermal degradation; (C) undergone to accelerating aging in climatic chamber; (D) undergone to chemical degradation; (E) undergone to photo-oxidation.
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