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    • 7. 发明公开
    • DENTAL COMPOSITION
    • DENTALE ZUSAMMENSETZUNG
    • EP3122311A1
    • 2017-02-01
    • EP15711503.1
    • 2015-03-20
    • Dentsply DeTrey GmbH
    • KLEE, JoachimMAIER, MaximilianLALEVÉE, JacquesFOUASSIER, Jean PierreMORLET-SAVARY, Fabrice
    • A61K6/083A61K6/00
    • A61K6/0052A61K6/0023A61K6/083
    • (i) 5 to 80 percent by weight based on the total weight of the composition of a polymerizable matrix containing polymerizable monomers; (ii) a polymerization initiator system containing (a) an alpha-diketone photoinitiator compound having a light absorption maximum in the range from 300 to 500 nm; (b) a coinitiator compound of the following formula (I): A-H (I) wherein A is a moiety of the following formula (II) R
      1 R
      2 R
      3 X (II) wherein X represents Si, Ge, or Sn and R
      1 represents a hydrogen atom, an organic moiety or a different moiety A; R
      2 and R
      3 which are independent from each other, represent an organic moiety; and (c) one or more compounds selected from the following group: (1) an iodonium compound of the following formula (III): R
      4 -l
      + -R
      5 Y
      - (III) wherein R
      4 and R
      5 which are independent from each other represent an organic moiety, and Y
      - is an anion; (2) a sulfonium compound of the following formula (IV): R
      6 R
      7 R
      8 S+ Y
      - (IV) wherein R
      6 , R
      7 and R
      8 which are independent from each other, represent an organic moiety or wherein any two of R
      6 , R
      7 and R
      8 form a cyclic structure together with the sulfur atom to which they are bound, and Y
      - is an anion; (3) a phosphonium compound of the following formula (V): R
      9 R
      10 R
      11 P
      + Y
      - (V) wherein R
      9 , R
      10 and R
      11 which are independent from each other, represent an organic moiety, and Y
      - is an anion; and (4) a pyridinium salt.
    • 牙科组合物,其包含(i)基于组合物的总重量为5-80重量%的含可聚合单体的可聚合基质; (ii)含有(a)光吸收最大值在300〜500nm范围内的α-二酮光引发剂化合物的聚合引发剂体系; 和(b)下式(I)的共引发剂化合物:ƒ€ƒ€ƒ€ƒ€ƒ€ƒA-H€ƒ€ƒ€ƒ€ƒ(I)其中A是 以下公式(II)的部分€ƒ€ƒ€ƒ€ƒ€ƒ€ƒR1 R 2 R 3 X€ƒ€ƒ€ƒ€ƒ(II)其中X表示Si,Ge ,或Sn和R 1表示氢原子,有机部分或不同的部分A; R 2和R 3彼此独立地表示有机部分。