Curable radiopaque substance
AssigneeMerz Dental GmbH
InventorSebastian Pflesser
Life of this patent
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Abstract
A curable and radiopaque substance, a material that can be produced from same via polymerisation, a method for producing the curable substance and the cured material, and the use of the curable substance or the cured material are disclosed. The curable substance or the cured material can be used in, inter alia, orthopaedics as so-called bone cement, in particular as a tooth filling material, dental cement, dental lining material, flowable composite material (flow material) etc., as well as in diagnostic radiology. The invention also relates to the use of the curable substance generally as a construction material in an additive manufacturing process using a digital data model.
Claims23
A curable substance for producing a material, comprising:
- a polymerization monomer or a mixture of polymerization monomers;
- one or more compounds selected from the group consisting of strontium compounds, zirconium compounds, lead compounds, barium compounds, bismuth compounds and rare earth compounds which is/are soluble in the polymerization monomer or in the mixture of polymerization monomers;
- one or more curing initiators;
- and
- an auxiliary wherein the auxiliary is an organic acid is an aliphatic, aromatic and/or aralkyl carboxylic acid.
A curable substance for producing a material, comprising:
- a polymerization monomer or a mixture of polymerization monomers;
- one or more compounds selected from the group consisting of strontium compounds, zirconium compounds, lead compounds, barium compounds, bismuth compounds and rare earth compounds which is/are soluble in the polymerization monomer or in the mixture of polymerization monomers;
- one or more curing initiators;
- and
- an auxiliary, wherein the auxiliary is a complex former which forms a complex with an ion of the rare earth metals.
Dependencies are inferred from the claim text.