| 摘要 |
PROBLEM TO BE SOLVED: To provide a dental material exhibiting reactivity resembling to those of a substance based on dimethacrylate and slight shrinkage in its radical polymerization. SOLUTION: This dental material is based on a polycyclic allyl sulfide having general formula (I) [wherein, X is absent, or O, S, -O-CO- or -O-CO-NH-; Y is absent, or O, S, -O-CO- or -O-CO-NH-; (m) is 0 or 1; and (n) is 3 to 6 integer]. COPYRIGHT: (C)2007,JPO&INPIT
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