Which of the following constituents is common in occlusal sealants, bonding agents, composite resins ?
Correct answer: A. BIS GMA
- A. BIS GMA
- B. Polymethyl methacrylate
- C. Benzoin methyl ether
- D. Silica filter
Explanation
Bis-GMA is a common dimethacrylate resin monomer in composite resins, many bonding agents, and resin-based occlusal sealants. PMMA and benzoin methyl ether are not the common resin matrix in all three materials.
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