摘要:
The invention relates to a radiation curable composition for taking a dental impression comprising (A) a cationically hardenable compound comprising at least one aziridine moiety, and (B) a radiation sensitive starter, the radiation sensitive starter comprising an onium salt, a ferrocenium salt, a combination or mixture thereof.
摘要:
The invention relates to a radiation curable composition for taking a dental impression comprising (A) a cationically hardenable compound comprising at least one aziridine moiety, and (B) a radiation sensitive starter, the radiation sensitive starter comprising an onium salt, a ferrocenium salt, a combination or mixture thereof.
摘要:
The invention relates to filling systems containing as component i) a sealing system which is capable of bonding to the tooth hard substance, as component ii) a filling material suitable for restorative dentistry, the filling system containing in addition a component iii) in component i) and/or component ii) which reduces the curing of the respective other component by disturbance of the curing mechanism only in the boundary layer between sealant and filling material such that the bonding between components i) and ii) is less than the bonding of component i) to the tooth hard substance.
摘要:
The present invention relates to a composition comprising at least one biologically active protease and at least one biologically active glycosidase wherein the proteases and the glycosidases are present in an activity ratio of from 1,000,000:1 to 1:1,000,000 and wherein the composition has a total enzyme activity of at least 2 U/ml. Furthermore, the present invention relates to a process of producing such enzyme comprising composition and to processes of removing caries. Moreover, the invention relates to the use of one or more enzyme comprising compositions for producing a treatment agent for removing caries.
摘要翻译:本发明涉及包含至少一种生物活性蛋白酶和至少一种生物活性糖苷酶的组合物,其中所述蛋白酶和所述糖苷酶以1,000,000:1-1,000,000,000的活性比存在,并且其中所述组合物具有总酶 至少2 U / ml的活性。 此外,本发明涉及生产这种酶的方法,其包含组合物和去除龋齿的方法。 此外,本发明涉及一种或多种含酶组合物用于制备用于去除龋齿的治疗剂的用途。
摘要:
The invention relates to a polymerizable dental material containing: (a) 3 to 80 wt. % of one or more cationically curable monomers; (b) 3 to 90 wt. % of one or more radio-opaque fillers; (c) 0.01 to 25 wt. % of initiators, retarders and/or accelerators, and; (d) 0 to 25 wt. % of auxiliary agents, whereby the cited percentages each refer to the total weight of the material. Filler (b) is produced by means of a melting method and is selected so that it has a refractive index of nD=1.49–1.54, so that the viscosity of the polymerizable dental material, after a period of at least 9 months during which it was stored at a temperature ranging from 20 to 25° C., has a value of +/−50 % of the initial value measured 24 hours after the polymerizable dental material was produced, and so that the polymerizable dental material has a reactivity of the type that, once polymerization is initiated, the amount of the maximum heat flux generated by the dental material equals at least 0.8 mW/mg, and this maximum heat flux is attained within a period of no longer than 60s.
摘要翻译:本发明涉及一种可聚合牙科材料,其包含:(a)3-80wt。 %的一种或多种阳离子可固化的单体; (b)3-90wt。 %的一种或多种不透射线填料; (c)0.01〜25wt。 %的引发剂,缓凝剂和/或促进剂,以及; (d)0〜25wt。 %的辅助剂,其中引用的百分比各自指材料的总重量。 填料(b)通过熔融法生产,选择为具有n D D = 1.49-1.54的折射率,使得可聚合牙科材料的粘度在一段时间之后 在20〜25℃的温度范围内保存至少9个月,在可聚合牙科材料生产后24小时测量的初始值的+/- 50%的值, 可聚合牙科材料具有这样的反应性,其一旦聚合开始,由牙科材料产生的最大热通量的量等于至少0.8mW / mg,并且该最大热通量在不超过 60年代。
摘要:
The invention relates to polymerizable preparations which contain: (a) 3 to 80 wt. % of an epoxy or of a mixture of epoxies of general formula (I), whereby n and m, independent of one another, represent 0, 1, 2 or 3, and n+m ranges from 2 to 6, and whereby the molar mass of the epoxy or the average molar mass of the mixture of epoxies ranges from 250 to 1000 g/mol; (b) 0 to 80 wt. % of an epoxy or of a mixture of epoxies that differ from (a); (c) 3 to 85 wt. % of fillers; (d) 0.001 to 25 wt. % of initiators, retarders and/or accelerators, and; (e) 0 to 25 wt. % of auxiliary agents, whereby the specified percentages refer to the total weight of the preparation.
摘要:
The present invention relates to a composition comprising at least one biologically active protease and at least one biologically active glycosidase wherein the proteases and the glycosidases are present in an activity ratio of from 1,000,000:1 to 1:1,000,000 and wherein the composition has a total enzyme activity of at least 2 U/ml. Furthermore, the present invention relates to a process of producing such enzyme comprising composition and to processes of removing caries. Moreover, the invention relates to the use of one or more enzyme comprising compositions for producing a treatment agent for removing caries.
摘要翻译:本发明涉及包含至少一种生物活性蛋白酶和至少一种生物活性糖苷酶的组合物,其中所述蛋白酶和所述糖苷酶以1,000,000:1-1,000,000,000的活性比存在,并且其中所述组合物具有总酶 至少2 U / ml的活性。 此外,本发明涉及生产这种酶的方法,其包含组合物和去除龋齿的方法。 此外,本发明涉及一种或多种含酶组合物用于制备用于去除龋齿的治疗剂的用途。
摘要:
The invention features a photopolymerizable composition that comprises a cationically polymerizable resin, and a photoinitiator system comprising an iodonium salt, a visible light sensitizer, and one or more anthracene-based compounds as electron donors. Electron donor combinations used in the invention include multiple substituted anthracene compounds or a combination of at least one substituted anthracene compound with unsubstituted anthracene.
摘要:
The invention relates to two-component preparations comprising components (I) and (II), wherein at least one component comprises epoxy compounds and the preparations cure by cationic polymerization, initiated by Lewis and/or Brönsted acids, after mixing of the two components, the preparations comprising the Lewis and/or Brönsted acids in the form of precursor compounds which are suitable for the formation of Lewis and/or Brönsted acids.