摘要:
The present disclosure relates to a kit of parts comprising part A and part B, part A comprising a polymerizable component having an acid group in the molecule, an initiator, part B comprising an activator, and a film former with a molecular weight of at least 1000. The present disclosure also relates to a composition obtainable by mixing the components contained in the kit of parts and to a process for producing the kit of parts comprising the steps of bringing the components contained in part B of the kit in contact with a surface, drying the surface to form a film.
摘要:
The invention relates to an initiator system comprising a diarylalkylamine compound and a sensitizing agent. The invention also relates to a hardenable composition comprising the initiator system. The invention further relates to the use of the initiator system for initiating the hardening process of a hardenable composition being selected from cationically curing composition(s) and/or radically curing composition(s) or a mixture thereof. The initiator system and the hardening composition can be used in various fields, including the dental and orthodontic area.
摘要:
The invention relates to polymerizable preparations that contain: (a) 1 to 80% by weight of an epoxide or of a mixture of epoxides of the general formula (I), wherein n and m independently are 1, 2, 3, or 4, and wherein the molar mass of the epoxide or the average molar mass of the mixture of epoxides is 360 to 3000 g/mole, (b) 0 to 80% by weight of an epoxide or of a mixture of epoxides that are different from (a), (c) 3 to 85% by weight of fillers, (d) 0.01 to 25% by weight of initiators, retarders and/or accelerators, (e) 0 to 25% by weight of adjuvants, the percentages relating to the overall weight of the individual preparation.
摘要:
Photopolymerizable compositions comprise a cationically polymerizable resin and a photoinitiator system comprising: (i) an iodonium salt; (ii) a visible light sensitizer; and (iii) an electron donor compound having an oxidation potential less than that of 1,4-dimethoxybenzene when measured versus a saturated calomel electrode, wherein the photoinitiator system has a photoinduced potential of less than that of 3-dimethylaminobenzoic acid in a standard solution of 2.9×10−5 moles/g diphenyl iodonium hexafluoroantimonate and 1.5×10−5 moles/g camphorquinone in 2-butanone. The compositions polymerize on exposure to light in the visible spectrum and are useful in a variety of applications, including dental adhesives and dental composites.
摘要:
The invention relates to a dental composition comprising a monomer or mixture of monomers represented by the following structure (1) with 1,2R independently selected from H, alkyl (e.g. CH3C2H5), and Phenyl, 3,4R independently selected from H, alkyl (e.g. CH3), and halogen (Cl, Br, F), 5R independently selected from H, alkyl (e.g. CH3), m, n=1, 2 and x+y=2 to 10, with the proviso that if m=n=2, than x+y=2 and if m=n=1, than x+y=4 to 10. The invention also relates to a process for producing the monomer or mixture of monomers and the use thereof especially as dental composition.
摘要翻译:本发明涉及一种牙科用组合物,其包含由以下结构(1)表示的单体或单体混合物,其中1,2R独立地选自H,烷基(例如CH 3 C 2 H 5)和苯基,3,4R独立地选自H,烷基( 例如CH 3)和卤素(Cl,Br,F),独立地选自H,烷基(例如CH 3),m,n = 1,2和x + y = 2至10的5R,条件是如果m = n = x,y = 2,如果m = n = 1,则x + y = 4〜10。本发明还涉及制备单体或单体混合物的方法及其用途,特别是作为牙科用组合物。
摘要:
The invention relates to a dental composition comprising a monomer or mixture of monomers represented by the following structure (1) with 1,2R independently selected from H, alkyl (e.g. CH3C2H5), and Phenyl, 3,4R independently selected from H, alkyl (e.g. CH3), and halogen (Cl, Br, F), 5R independently selected from H, alkyl (e.g. CH3), m, n=1, 2 and x+y=2 to 10, with the proviso that if m=n=2, than x+y=2 and if m=n=1, than x+y=4 to 10. The invention also relates to a process for producing the monomer or mixture of monomers and the use thereof especially as dental composition.
摘要翻译:本发明涉及一种牙科用组合物,其包含由以下结构(1)表示的单体或单体的混合物,其中1,2R独立地选自H,烷基(例如CH 3 C 2 H 5)和苯基,3,4R独立地选自H,烷基( 例如CH 3)和卤素(Cl,Br,F),独立地选自H,烷基(例如CH 3),m,n = 1,2和x + y = 2至10的5R,条件是如果m = n = x,y = 2,如果m = n = 1,则x + y = 4〜10。本发明还涉及制备单体或单体混合物的方法及其用途,特别是作为牙科用组合物。
摘要:
The present invention relates to a glass filler material with an average particle size of 0.1-20 μm. It further relates to a method for producing a glass filler material. The glass filler material comprises 65-99.95 mol % silicon dioxide (SiO2), 0-15 mol % aluminum and/or boron oxide (Al2O3, B2O3), 0-30 mol % zirconium and/or titanium and/or hafnium oxide (ZrO2, TIO2, HfO2), Y2O3 and/or Sc2O3 and/or La2O3 and/or CeO2 and/or other lanthanide oxides, 0.05-4 mol % alkali metal oxides (Na2O, Li2O, K2O, Rb2O, Cs2O), 0-25 mol % earth alkali metal oxides (MgO, CaO, SrO, BaO). The glass filler material shows a low concentration of alkali ions and is used for composites with cationically curing properties and for dental composites and dental restoration materials.
摘要翻译:本发明涉及平均粒径为0.1-20μm的玻璃填料。 本发明还涉及一种玻璃填充材料的制造方法。 玻璃填充材料包含65-99.95mol%的二氧化硅(SiO 2),0-15mol%的铝和/或氧化硼(Al 2 O 3 B 2 O 3 3),0-30摩尔%锆和/或钛和/或氧化铪(ZrO 2 O 3) ,TIO 2,HfO 2 2),Y 2 O 3和/或Sc <2 和/或La 2 O 3和/或CeO 2 2和/或其它镧系元素氧化物 ,0.05-4摩尔%的碱金属氧化物(Na 2 O,Li 2 O,K 2 O,R b 2, O,Cs 2 O),0-25mol%的碱土金属氧化物(MgO,CaO,SrO,BaO)。 玻璃填充材料显示低浓度的碱离子,并用于具有阳离子固化性质的复合材料和用于牙科复合材料和牙科修复材料。
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 a dental composition havinga) compound (A) with the following features:only one backbone unit (U) with 6 to 20 carbon atoms, at least 6 carbon atoms thereof forming an aromatic or an aliphatic cyclic moiety, the remaining carbon atoms either being part of substituents pending from the cyclic moiety or being part of bridging groups to spacer units, wherein one or more of the remaining carbon atoms can be replaced by an oxygen atom, the backbone unit not comprising a bisphenol structure, one or two spacer unit(s) (S) being connected to the backbone unit (U) via an ether linkage, at least one spacer unit (S) having a —CH2-CH2-CH2-CH2-O-CH2-CH(Q)-OG chain or a —CH2-CH(OG)-CH2-OM residue or a mixture of these two types of spacers within one spacer unit, with G having at least one group selected from acroyl, methacroyl, acetyl, benzoyl, and combinations thereof, M having at least one aryl group, and combinations thereof, Q having at least one group selected from hydrogen, methyl, phenyl, phenoxymethyl, and combinations thereof, b) filler (B) and c) initiator (C).
摘要:
The invention is directed to a composition comprising a) compound (A) being characterized by at least the following features: comprising a backbone unit (U) comprising a tricylclic hydrocarbon moiety, two spacer units (S) each comprising a hydrocarbon chain (G) being directly connected to the backbone unit (U) via an urethane moiety, and at least two reactive groups (M) being connected to the hydrocarbon chain (G) via an ester linkage, with (G) being a non-branched hydrocarbon chain having a length of at least 3 carbon atoms, (G) not comprising ether moieties, and (M) being selected from acroyl and methacroyl, b) initiator (B) and c) optionally filler (C), the composition being a dental composition.