問題詳情

40.以雙酚醇基丙烯酸甲酯（bis-GMA）為基質之複合樹脂常用之偶合劑（coupling agent），下列何者正確？
(A)羥基胺類（hydroxylamine）
(B)環氧類（epoxy）
(C)矽烷類（silane）
(D)聚苯乙烯類（polystyrene）

參考答案

答案：C
難度：非常簡單0.882
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Silane(矽烷)為複合樹脂耦合劑(C...

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Phillips' Science of Dental Materials, 12e. P.278In 1962, Bowen developed a new type of composite mate- rial that largely overcame these problems. Bowen’s main innovations were bisphenol-A glycidyl dimethacrylate (bis- GMA), a monomer that forms a cross-linked matrix that is highly durable (see Chapter 6), and a surface treatment utilizing an organic silane compound called a coupling agent to bond the filler particles to the resin matrix.