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    • 5. 发明申请
    • DENTAL COMPOSITION
    • 牙科成分
    • US20120238662A1
    • 2012-09-20
    • US13512769
    • 2010-12-07
    • Joachim E. KleeHelmut RitterSven PohleOliver ElsnerMareike Bardts
    • Joachim E. KleeHelmut RitterSven PohleOliver ElsnerMareike Bardts
    • C08G63/91A61K6/00
    • A61K6/0835A61K6/0038A61K6/083C08F218/06C08F265/02C08F267/04C08L33/00
    • Dental cement composition comprising a polymerizable polyacidic polymer having repeating units in the polymer backbone, which are represented by the following formula (I)1 (II), and/or (III): wherein X represents O, S, or NR′, whereby R′ represents a hydrogen atom or a straight or branched C1-C6 alkyl group, C3-C6 cycloalkyl group, or C4-C8 cycloalkylalkyl group, Y a group of the following formula (IV), wherein each of L1, L2, L3 and L4, which are independent from each other represents a single bond, a straight or branched C1-C6 alkylene group, a straight or branched C1-C6 alkenylene, or a straight or branched C1-C20 alkylene group which includes 1 to 8 atoms selected from oxygen and sulfur atoms, X′ represents O, S, or NR″, whereby R″ represents a hydrogen atom or a straight or branched C1-C6 alkyl group, C3-C6 cycloalkyl group, or C4-C8 cycloalkylalkyl group, m is 0 to 3, and n is 1 to 3.
    • 含有聚合物主链中具有重复单元的聚合性聚酸聚合物的牙科水泥组合物,其由下式(I)1(II)和/或(III)表示:其中X表示O,S或NR',由此 R'表示氢原子或直链或支链C1-C6烷基,C3-C6环烷基或C4-C8环烷基烷基,Y为下式(Ⅳ)的基团,其中L1,L2,L3和 L4彼此独立地表示单键,直链或支链C1-C6亚烷基,直链或支链C1-C6亚烯基或包含1至8个选自以下的1至8个原子的直链或支链C 1 -C 20亚烷基 氧原子和硫原子,X'表示O,S或NR“,其中R”表示氢原子或直链或支链C 1 -C 6烷基,C 3 -C 6环烷基或C 4 -C 8环烷基烷基,m为0 至3,n为1至3。