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Vickers hardness of each resin material after polymerization. Same letters indicate no significant differences (p>0.05).
Source publication
Experimental light-curing pattern resins were fabricated to produce pattern resin materials with adequate dimensional stability. The light-curing pattern resins consisted of poly(n-butyl methacrylate) or poly(iso-butyl methacrylate) (PiBMA) polymers and methacrylate monomers. The physical properties, amount of residual ash after burning, Vickers ha...
Contexts in source publication
Context 1
... amount of residual ash of all the experimental resin materials did not increase compared to that of PG, and the decrease was statistically significant for nB and iB (p<0.05). Figure 2 shows the Vickers hardness values of each resin material after polymerization. Most of the experimental resins were significantly less hard than PG (p<0.05). ...
Context 2
... hardness values of almost all the experimental resins were lower than those of PG (18.92) (Fig. 2). There was no statistically significant difference in hardness values between iM and PG. The hardness of PiBMAbased resins ranged from 13.94 to 16.52. A possible explanation for this is the difference in their molecular weights. According to the information provided by the manufacturer, the molecular weights of PnBMA (290,000) and ...