Figure 4.
SEM images of SBR/HS (a) and SBR/HS-s-M (b) composites, TEM images of SBR/HS (c) and SBR/HS-s-M (d) composites (the insets in (b) and (d) are higher magnification images of SEM and TEM for SBR/HS-s-M composites, respectively).
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