发明名称 |
Dental cement composition containing composite particles with grafted polyacidic polymer chains |
摘要 |
A dental cement composition comprising (i) a particulate reactive inorganic filler capable of leaching metal ions in the presence of an acid, and (ii) composite particles with grafted polyacidic polymer chains, which are obtainable by a process comprising the following steps: (a) polymerizing one or more free radically polymerizable monomers containing optionally protected acidic groups in the presence of (a1) an initiatior system comprising initiator particles displaying a moiety comprising a radically transferable atom or group as a polymerization initiation site; and (a2) a catalyst facilitating controlled/living polymerisation, and (a3) optionally further polymerizable monomers, for forming a composite particle with grafted optionally protected polyacidic polymer chains; and (b) optionally deprotecting protected acidic groups, for forming composite particles with grafted polyacidic polymer chains. |
申请公布号 |
EP1600142(A1) |
申请公布日期 |
2005.11.30 |
申请号 |
EP20040012495 |
申请日期 |
2004.05.26 |
申请人 |
DENTSPLY DETREY GMBH |
发明人 |
KLEE, JOACHIM E.;BRUGGER, STEFAN;WEBER, CHRISTOPH;MUELLER, AXEL;MORI, HIDEHARU |
分类号 |
A61K6/08;A61K6/083;A61K6/093 |
主分类号 |
A61K6/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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