A dental restorative material including a photocurable composition that contains a polymerizable monomer component (A), an inorganic filler component (B) having an average particle size of not smaller than 0.07 µm, and a photo polymerization initiator (C),
the inorganic filler component (B) being contained in an amount of 100 to 1500 parts by mass per 100 parts by mass of the polymerizable monomer component (A), and
the polymerizable monomer component (A) and the inorganic filler component (B) being so selected as to satisfy a condition (X1) represented by the following formulas (1a) and (1b): nF-0.005
一种牙科修复材料,包括一种光固化组合物,其中含有可聚合单体成分(A)、平均粒径不小于 0.07 微米的无机填料成分(B)和光聚合引发剂(C)、
无机填料成分(B)的含量为每 100 重量份可聚合单体成分(A)100 至 1500 重量份,以及
可聚合单体组分(A)和无机填料组分(B)的选择应满足以下公式(1a)和 (1b)所代表的条件(X1): nF-0.005
PLASTIC CONTAINER FOR DENTAL ADHESIVE COMPOSITIONS
申请人:Tokuyama Dental Corporation
公开号:EP3115017A1
公开(公告)日:2017-01-11
A plastic container for containing a dental adhesive composition that contains a polymerizable monomer and a polymerization initiator; the plastic container including a container body 3 of a hollow cylindrical shape, an ejection nozzle 5 provided at an end of the container body 3 on one side thereof and a cap 9 detachably fitted to the ejection nozzle, and having a structure in which a knock-button type piston member 7 is fitted in the container body 3 from an end on the other side thereof in a manner that the knock-button type piston member can be depressed, and the composition contained in the container body 3 is discharged through the ejection nozzle 5 as the piston member 7 is depressed; and a body wall of the plastic container has an oxygen permeability in a range of 10 to 500 cc/m2· day· atm in a portion where the composition is contained in the container body 3.
一种塑料容器,用于盛装含有可聚合单体和聚合引发剂的牙科粘合剂组合物;该塑料容器包括中空圆柱形的容器体3,在容器体3的一侧端部设有喷射嘴5,在喷射嘴上可拆卸地安装有盖9,其结构是在容器体3的另一侧端部安装有敲击按钮式活塞部件7,该敲击按钮式活塞部件可被压下,当活塞部件7被压下时,容器体3中所含的组合物通过喷射嘴5排出;塑料容器的体壁在容器体 3 中装有成分的部分具有 10 至 500 cc/m2- 天-大气压范围内的氧气渗透性。
PHOTOCURABLE COMPOSITION AND CURED PRODUCT
申请人:Shin-Etsu Chemical Co., Ltd.
公开号:EP3093303A1
公开(公告)日:2016-11-16
A photocurable composition comprising (a) a cyano-containing silsesquioxane, (b) a cyano-containing ethylenically unsaturated monofunctional monomer, (c) an ethylenically unsaturated polyfunctional monomer, and (d) a photo-polymerization initiator has a long shelf life under light-shielded conditions. A cured product obtained by curing the photocurable composition is a polymeric material which is transparent and lightweight and has a high dielectric constant.
由以下物质组成的光固化组合物在遮光条件下具有较长的保质期:(a) 含氰基硅倍半氧 化物;(b) 含氰基乙烯基不饱和单官能团单体;(c) 乙烯基不饱和多官能团单体;(d) 光聚合引发剂。通过固化光固化组合物得到的固化产品是一种透明、轻质、介电常数高的聚合材料。
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