发明名称 |
Provisional crown - and - bridge resin. |
摘要 |
<p>A provisional crown-and-bridge resin comprising a liquid resin component and a powder component. The liquid resin component contains tetrahydrofurfuryl methacrylate as a major ingredient and is free from methyl methacrylate. It also contains an anti-oxidant and an accelerator. The powder component contains poly (ethyl methacrylate) as a major ingredient and a curing agent for the resin component. The powder is mixed with the resin shortly before application at a ratio of about two to about five parts of powder to one part of liquid resin by weight, to give a suitably flowing mixture. The resin component may also contain ethyl methacrylate as a major ingredient and may contain ethoxylated bisphenol A dimethacrylate as a major ingredient. The powder may include a substantial proportion of amorphous silica and pre- <Sub>I</Sub> ferably incorporates a substantial amount of X-ray opaque barium glass.</p> |
申请公布号 |
EP0032249(A2) |
申请公布日期 |
1981.07.22 |
申请号 |
EP19800108252 |
申请日期 |
1980.12.30 |
申请人 |
DEN-MAT, INC. |
发明人 |
IBSEN, ROBERT L.;GLACE, WILLIAM RICHARD |
分类号 |
C08F220/10;A61C5/08;A61K6/083;C08F2/44;C08F20/00;C08F20/10;C08F20/22;C08F20/26;C08F220/18;C08F220/28;C08F220/30;C08F265/06;(IPC1-7):61K6/08;08L33/10 |
主分类号 |
C08F220/10 |
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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