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玻璃离子水门汀(GIC)自七十年代初问世以来,其配方和性能都有极大改进.八十年代末又开发出光固化型玻璃离子水门汀(LGIC),或树脂改进型玻璃离子水门汀(RGIC),它与牙体硬组织化学性粘结、对牙髓刺激性、边缘密封性、释放氟离子以及防止继发性龋等方面比GIC优越外,还以其易操作,可抛光更受口腔界重视.至今商品LGIC至少有七种:Vitrebond、XRlonomer、Fuji、Lining LC、VanGlass、Geristore、 Fuji,Ⅱ LC、L/C Zionomer,其中Vitrebond(3M Co,SiPaul MN,USA)、XR lonomer (Kerr UK Ltd, Peterborough,UK)、Fuji Lining LC (GC Dental,Japan)在文献中出现次数最多,现以它们为代表综述如下:一、组成和固化反应
Glass ionomer cement (GIC) has greatly improved its formulation and properties since it was first introduced in the early 1970s. In the late 1980s, it developed a light-cured glass ionomer cement (LGIC) or resin-modified glass ionomer cement (RGIC) , It is chemically bonded with the tooth hard tissue, dental pulp irritation, edge sealing, fluoride release and prevent secondary caries, etc. superior to the GIC, but also its easy to operate, polished more by the oral sector At present, there are at least seven kinds of LGIC products: Vitrebond, XRlonomer, Fuji, Lining LC, VanGlass, Geristore, Fuji, II LC and L / C Zionomer with Vitrebond (3M Co, SiPaul MN, USA), XR lonomer Ltd, Peterborough, UK), Fuji Lining LC (GC Dental, Japan) is the most frequently seen in the literature and is summarized as follows: I. Composition and Cure Reaction