申请人:Ivoclar AG
公开号:US06569917B1
公开(公告)日:2003-05-27
The invention relates to dental materials which contain at least one polysiloxane based on one or several silanes according to formula (I)
[(Wq—R6—Z)p—R3]mY—R2—SiXnR13−n Formula (I)
in which X stands for a halogen atom, a hydroxyl, alkoxy and/or acyloxy group; n is equal to 1 to 3, R1 stands for an alkyl, alkenyl, aryl, alkylaryl, arylalkyl group; R2 stands for an alkylene group; R3 stands for a p-time substituted, straight, branched or cyclic, saturated or unsaturated, aromatic or aliphatic organic radical with 2 to 40 carbon atoms and optionally 1 to 6 heteroatoms; R6 stands for a q-times substituted, straight, branched or cyclic organic radical with 1 to 20 carbon atoms or is absent; p is equal to 1 to 6; q is equal to 1 to 6; Y stands for —NR4—, N or —(C═O)—NH—; m is equal to 2 for Y═N and equal to 1 for Y═—NR4—, or —(C═O)—NH—; R4 stands for an alkyl or aryl group; Z stands for O, S, —(C═O)—O—, —(C═O)—NH—, —O—(C═O)—NH— or is absent; W stands for CH2═CR5—(C═O)—O—; and R5 stands for a hydrogen atom or an alkyl group and optionally one or several further hydrolytically condensable compounds of silicon, aluminium, zirconium, titanium, boron, tin, vanadium and/or phosphorus.
本发明涉及含有至少一种基于一种或多种硅烷的聚硅氧烷的牙科材料,该硅烷的化学式为(I)[(Wq—R6—Z)p—R3]mY—R2—SiXnR13−n 式(I),其中X代表卤素原子、羟基、烷氧基和/或酰氧基;n等于1到3,R1代表烷基、烯基、芳基、烷基芳基、芳基烷基;R2代表亚烷基;R3代表取代次数为p的直链、支链或环状、饱和或不饱和、芳香族或脂肪族有机基团,其具有2到40个碳原子和可选的1到6个杂原子;R6代表取代次数为q的直链、支链或环状有机基团,其具有1到20个碳原子或不存在;p等于1到6;q等于1到6;Y代表—NR4—、N或—(C═O)—NH—;m等于2对于Y═N和等于1对于Y═—NR4—或—(C═O)—NH—;R4代表烷基或芳基;Z代表O、S、—(C═O)—O—、—(C═O)—NH—、—O—(C═O)—NH—或不存在;W代表CH2═CR5—(C═O)—O—;R5代表氢原子或烷基,以及硅、铝、锆、钛、硼、锡、钒和/或磷的一个或多个进一步水解缩合化合物。