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Joachim E. Klee, Radolfzell DE

Joachim E. Klee, Radolfzell DE

Patent application numberDescriptionPublished
20080234404Dental Root Canal Filling Material - A dental root canal sealing composition curable in the absence of a polymerisation initiator, which comprises (i) an amino terminated prepolymer having a viscosity at 23° C. of less than 100 Pas. (ii) a compound capable of undergoing polyaddition with the aminoterminated prepolymer (i); (iii) 40 to 85 wt.-% of a filler for providing a minimum radioopacity of at least 3 mm/mm Al.09-25-2008
20080237907Process for the preparation of a polymerizable dental composition - A process for the preparation of a polymerizable dental composition comprising the steps of 10-02-2008
20080274439Dental device for use in the obturation of a root canal - Kit-of-parts containing 11-06-2008
20080274442Laser curable polymerisable composition for the protection of hard tissue - One-component heat-curable sealant composition for the protection of exposed dental surfaces, comprising 11-06-2008
20090030110Dental cement composition containing composite particles with grafted polyacidic polymer chains - A dental cement composition comprising 01-29-2009
20090048367Dental adhesive - Non-aqueous dental adhesive comprising a mixture containing 02-19-2009
20090215922Dental root canal filling cones - Dental root canal filling cones are prepared from a filler and a thermoplastic polymer, wherein the thermoplastic polymer is formed by polymerization of polymerizable diepoxide monomer and amine monomer. The amine monomers are primary monoamine and/or a disecondary diamine. The filler has about 40 to 90 weight-% of the cones providing a radio-opacity of at least 3 mm/mm aluminum.08-27-2009
20100022681Dental compositions comprising cisacrylamides and use thereof - The invention concerns a dental composition comprising bisacrylamides that are polymerizable by free-radical polymerization and by Michael-addition polymerization with amines. The application of polymerization and addition polymerization with amines opens the possibility to completely reacted materials that have no oxygen inhibited layers. The claimed bisacrylamides have an improved hydrolytic stability.01-28-2010
20100022682Dental adhesive composition - Dental composition comprising an aqueous mixture containing 01-28-2010
20100028832Dental device for use in the obturation of a root canal - Kit-of-parts containing 02-04-2010
20100179244Total etch dental adhesive composition - Dental adhesive composition having a pH of at least 5, which comprises an aqueous solution containing 07-15-2010
20110288196DENTAL COMPOSITIONS COMPRISING BISACRYLAMIDES AND USE THEREOFE - The invention concerns a dental composition comprising bisacrylamides that are polymerizable by free-radical polymerization and by Michael-addition polymerization with amines. The application of polymerization and addition polymerization with amines opens the possibility to completely reacted materials that have no oxygen inhibited layers. The claimed bisacrylamides have an improved hydrolytic stability.11-24-2011
20110306697Dental adhesive - Non-aqueous dental adhesive comprising a mixture containing (i) one or more polymerizable monomers optionally containing an acidic group, (ii) a polymerization initiator, and (iii) a thermal polymerization inhibitor of the following formula (I)12-15-2011
20120135377DENTAL OBTURATOR POINT - Dental obturator point having an obturation body containing a composite material comprising (a) a polymer and b) a particulate filler, whereby the obturation body has a radio opacity of at least 3 mm/mm Al, characterized in that the composite material has (i) a tensile strength of from 5 to 70 MPAl (ii) a flexural strength of from 5 to 90 MPA, (iii) a flexural module of from 0.1 to 2.5 GPa, and which has (iv) a 300 rpm drilling coefficient at 37° C. in the range of from −1 to 7.00.05-31-2012
20120149801DENTAL COMPOSITION - An aqueous dental glass ionomer composition comprising (a) a reactive particulate glass, and (b) a linear or branched polymer comprising acidic groups, which is reactive with the particulate glass in a cement reaction, whereby the linear or branched polymer comprising acidic groups has a polymer backbone and optionally pendant side chains, (c) optionally dispersed nanoparticles, and (d) optionally a low molecular compound, characterized in that the glass ionomer composition comprises —S06-14-2012
20120214900DENTAL COMPOSITION - An aqueous dental glass ionomer composition comprising (a) a reactive particulate glass, (b) a linear or branched polymer comprising acidic groups, which is reactive with the particulate glass in a cement reaction, whereby the linear or branched polymer comprising acidic groups has a polymer backbone and optionally pendant groups, (c) optionally dispersed nanoparticles comprising grafted linear or branched polymer chains comprising acidic groups, and having a polymer backbone characterized in that a polymer backbone of the linear or branched polymer of component (b) and/or, if present, the grafted Sinear or branched polymer chains of component (c) are obtainable a process comprising (i) cyclopolymerizing or cyclocopolymerizing one or more compounds of the following formula (I).08-23-2012
20120238662DENTAL COMPOSITION - Dental cement composition comprising a polymerizable polyacidic polymer having repeating units in the polymer backbone, which are represented by the following formula (I)1 (II), and/or (III): wherein X represents O, S, or NR′, whereby R′ represents a hydrogen atom or a straight or branched C09-20-2012
20120259034PROCESS FOR THE PREPARATION OF A COMPOSITION COMPRISING HYPERBRANCHED COMPOUNDS - A process for the preparation of a composition comprising hyperbranched polymeric compounds, which comprises a step of reacting a mixture comprising one or more compounds of the following formula (I): AR(B)10-11-2012
20130158157COMPOSITE FILLER PARTICLES AND PROCESS FOR THE PREPARATION THEREOF - A process for the preparation of composite filler particles, comprising: (a) coating a particulate filler having a median particle size (D50) of from 1 to 1200 nm; (b) agglomerating the coated particulate filler, for providing a granulation of the coated particulate filler wherein the granulation contains the coated particulate filler particles whereby the at least one coating layer may be crosslinked by crosslinking groups obtained by reacting the reactive groups and optionally a further crosslinking agent.06-20-2013
20130289216POLYMER FOR A GLASS IONOMER CEMENT - A process for producing a water-soluble, hydrolysis-stable, polymerizable polymer, comprising a) a step of copolymerizing a mixture comprising (i) a first copolymerizable monomer comprising at least one optionally protected carboxylic acid group and a first polymerizable organic moiety, and (ii) a second copolymerizable monomer comprising one or more optionally protected primary and/or secondary amino groups and a second polymerizable organic moiety, for obtaining an amino group containing copolymer; b) a step of coupling to the amino group containing copolymer a compound having a polymerizable moiety and a functional group reactive with an amino group of repeating units derived from the second copolymerizable monomer in the amino group containing copolymer obtained in the first step wherein the optionally protected amino group is deprotected, so that polymerizable pendant groups are linked to the backbone by hydrolysis-stable linking groups, and, optionally, a step of deprotecting the protected carboxylic acid group after step (a) or step (b), for obtaining a polymerizable polymer.10-31-2013
20130338252Dental Composition - Dental cement composition comprising a polymerizable polyacidic polymer having repeating units in the polymer backbone, a polymerizable monomer having at least one polymerizable functional group; a radical polymerization initiator.12-19-2013
20140039087DENTAL COMPOSITION - Dental composition comprising a water-soluble polymerizable compound of the following formula (1): wherein A is a linear or branched linker group represented by the following formula (3), wherein the nitrogen atom of at least two of the termini forms an amide bond with an X moiety; wherein R′ represents a hydrogen atom or a substituted or unsubstituted aliphatic or cycloaliphatic hydrocarbon group, wherein each R may be the same or different L02-06-2014
20140039088DENTAL COMPOSITION - Dental composition comprising (i) a particulate filler; (ii) a polymerizable hydrolysis-stable compound of the following formula (1) AX02-06-2014
20140058010LASER CURABLE POLYMERISABLE COMPOSITION FOR THE PROTECTION OF HARD TISSUE - One-component heat-curable sealant composition for the protection of exposed dental surfaces, comprising 02-27-2014

Patent applications by Joachim E. Klee, Radolfzell DE

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