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Dental Materials

1823 words/7 pages

Such composites do not shrink as much as a light-cure composite does , and hence , the weaker bond between the tooth and the filling can be potentially removed . Using a combination of heat , light , chemical and vacuum , the resin is cured in the laboratory (Sockwell , 1996 . The shrinkage can be predicted , and hence , appropriate modifications can be made to compensate for it . The amount of polymerization produced is also significantly higher than direct techniques , which ensures reduced degradation in the stress-bearing...