Research Article
Effects of Prepolymerized Particle Size and Polymerization Kinetics on Volumetric Shrinkage of Dental Modeling Resins
Table 2
Shrinkage data determined using a linometer.
| Material | Volumetric shrinkage (%) | Shrinkage in 10 seconds (%) | Overall time constant (s) |
| JT | 6.15 ± 0.64 A | 0.53 ± 0.09 A | 316.82 ± 23.36 A | PK | 7.83 ± 1.57 AB | 0.77 ± 0.18 A | 120.56 ± 19.39 B | DL | 6.22 ± 1.24 A | 0.52 ± 0.10 A | 283.01 ± 28.91 C | FR | 7.11 ± 0.86 AB | 0.74 ± 0.12 A | 136.79 ± 19.41 B | GP | 8.70 ± 1.78 B | 1.57 ± 0.27 B | 78.43 ± 14.03 D | GL | 8.09 ± 1.91 B | 1.59 ± 0.29 B | 85.27 ± 6.85 D |
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Values are expressed as mean ± standard deviation. Within a row, values followed by different uppercase letters are statistically different ().
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