Abstract: A dental adhesive composition may exhibit high bond strength, e.g., initial bond strength and bond durability, to sandblasted zirconia. Such a dental adhesive composition may include (A) a dihydrogen phosphate monoester group-containing polymerizable monomer of formula (1): and (B) a dihydrogen phosphate monoester group-containing compound of formula (2): R1 may be H or a methyl group, and X1 and X2 may be an optionally substituted, linear or branched hydrocarbon group having 8 to 16 carbon atoms. The hydrocarbon group of X1 and/or X2 may have a hydrocarbon chain comprising an —O—, —S—, and/or a phenylene group.

Abstract: The present invention provides a dental curable composition that exhibits excellent mechanical strength in its cured product, and possesses high paste flowability and sufficient formability, previously deemed conflicting paste properties. The present invention relates to a dental curable composition comprising a polymerizable monomer (A), a filler (B), and a polymerization initiator (C), wherein: the polymerizable monomer (A) comprises 0 parts or more by mass and less than 15 parts by mass of a hydrophilic polymerizable monomer (A-1a) having no acidic group, and 55 parts or more by mass of a hydrophobic polymerizable monomer (A-1b) having no acidic group in total 100 parts by mass of the polymerizable monomer (A), and the hydrophilic polymerizable monomer (A-1a) having no acidic group has a solubility of 4.5 g/L or more in water at 25° C., the filler (B) comprises 1 to 60 parts by mass of a spherical filler (B-1) having an average particle diameter of 0.

Abstract: The present invention provides a separate-pack type dental curable composition having favorable chemical polymerization curability, and excellent bond durability to CAD/CAM resins. The present invention relates to a separate-pack type dental curable composition comprising a polymerizable monomer (A) having an acidic group, a polymerizable monomer (B) having no acidic group, an ascorbic acid compound (C), an organic peroxide (D), a transition metal compound (E), and a silane coupling agent (F) represented by the following general formula (f-1).

Abstract: The present invention provides a dental adhesive kit whereby a separate-pack type dental adhesive composition exhibits excellent bond durability with respect to the surface of a one-pack type self-adhesive dental composite resin coating a prepared tooth surface.

Abstract: The present invention provides a dental composition that shows improved adhesive properties to dental restoration materials such as porcelain, as well as tooth structure, and that is suited for reducing property changes during storage.

Abstract: The present invention provides a dental filling kit that comprises a dental cleaning material and a self-adhesive dental composite resin, and that exhibits good adhesive properties to tooth structure, and good sealing properties for cavities. The present invention relates to a dental filling kit comprising: a self-adhesive dental composite resin (X) comprising a monomer (a) having an acidic group, a monomer (b) having no acidic group, a polymerization initiator (c), and a filler (d); and a dental cleaning material (Y) having a pH of 2.0 or more and less than 9.0.

Abstract: The present invention provides a composition for dental attachments that exhibits excellent adhesive properties to uncut enamel without carrying out a pretreatment with, for example, a dental adhesive after etching with phosphoric acid or the like, and that has more than a certain level of mechanical characteristics, and enables a simplified bonding procedure for dental attachments. The present invention relates to a composition for dental attachments that comprises a polymerizable monomer (A), a photopolymerization initiator (B), and a filler (C), the polymerizable monomer (A) comprising a polymerizable monomer (A-1) having an acidic group, and a polymerizable monomer (A-2) having no acidic group, the content of the polymerizable monomer (A-1) having an acidic group being 1 to 40 parts by mass in total 100 parts by mass of the polymerizable monomer (A), the content of the filler (C) being 50 to 90 parts by mass in total 100 parts by mass of the composition.

Abstract: The present invention provides a dental composition that exhibits high adhesive property for both dental restoration materials, such as porcelain, and tooth structure. The present invention relates to a one-part dental composition comprising a compound (A) represented by the following general formula (1), a monomer (B) having an acidic group, and water (C), Y—SiRnX(3-n)??(1), wherein Y represents a monovalent organic group having a polymerizable group, R represents a group selected from the group consisting of an alkyl group, an aryl group, and an aralkyl group, X represents a hydroxyl group or a hydrolyzable group, and n represents an integer of 1 or 2, in which the plurality of R may be the same or different, and the plurality of X may be the same or different, and the content of the water (C) 1.0 to 50 mass %.

Abstract: The present invention provides a non-solvent dental adhesive composition exhibiting high initial bond strength and high bond durability to a tooth structure (wet matter) and a high dentin cohesive failure rate on a tooth structure (wet matter) and being substantially free of water and an organic solvent. The present invention relates to a non-solvent dental adhesive composition comprising: an acid group-containing polymerizable monomer (A); a hydrophobic polymerizable monomer (B) having no acid group; and a water-soluble photopolymerization initiator (C) having a solubility of 10 g/L or more in water at 25° C.

Abstract: The present invention provides a dental adhesive composition that, even after photocuring with a high-output LED irradiator, shows high bond strength not only for dentin untreated by phosphoric acid etching but also for dentin treated by phosphoric acid etching. The present invention relates to a dental adhesive composition comprising a phosphoric acid group-containing polymerizable monomer (A), the phosphoric acid group-containing polymerizable monomer (A) comprising: a dihydrogen phosphate monoester group-containing polymerizable monomer (A-1) represented by general formula (1); a hydrogen phosphate diester group-containing polymerizable monomer (A-2) represented by general formula (2); and a phosphoric acid tetraester group-containing polymerizable monomer (A-3) represented by general formula (3).

Abstract: The present invention provides a dental adhesive composition that exhibits high bond strength (initial bond strength and bond durability) to sandblasted zirconia. The present invention relates to a dental adhesive composition comprising a dihydrogen phosphate monoester group-containing polymerizable monomer (A) represented by a general formula (1) and a dihydrogen phosphate monoester group-containing compound (B) represented by a general formula (2). (The definitions of the symbols are omitted.

Abstract: The present invention provides a dental cleaner that provides desirable cleanliness against contamination of dental restorations and abutment teeth due to protein-containing body fluids while ensuring uniform quality by reducing precipitation of salts, and that ensures desirable bond durability after cleaning while being safe to use in the oral cavity. The present invention relates to a dental cleaner comprising an acidic group-containing radical polymerizable monomer (a), water (b), and an organic amine compound (c). The present invention also relates to a dental remover for temporary adhesives comprising an acidic group-containing compound (A), water (B), and a basic compound (C).

Abstract: A liquid pouring member capable of effectively preventing the liquid from spouting upon opening. An inner plug includes a nozzle, a base to be engaged with an opening of a container, and a hollow cylindrical skirt. The nozzle includes a nozzle upper part extending from an upper surface of the base and a nozzle lower part extending from a lower surface of the base. The nozzle upper part includes an outlet port, and the nozzle lower part includes an inlet port. An inner passage is formed from the inlet port to the outlet port while penetrating therethrough. The nozzle lower part is formed in a radial inner side of the hollow cylindrical skirt, and includes an end portion with an inclined surface. The inlet port is formed in the inclined surface.

Abstract: A liquid pouring member capable of effectively preventing the liquid from spouting upon opening. An inner plug includes a nozzle, a base to be engaged with an opening of a container, and a hollow cylindrical skirt. The nozzle includes a nozzle upper part extending from an upper surface of the base and a nozzle lower part extending from a lower surface of the base. The nozzle upper part includes an outlet port, and the nozzle lower part includes an inlet port. An inner passage is formed from the inlet port to the outlet port while penetrating therethrough. The nozzle lower part is formed in a radial inner side of the hollow cylindrical skirt, and includes an end portion with an inclined surface. The inlet port is formed in the inclined surface.

Abstract: The present invention provides a dental adhesive composition that, even after photocuring with a high-output LED irradiator, shows high bond strength not only for dentin untreated by phosphoric acid etching but also for dentin treated by phosphoric acid etching. The present invention relates to a dental adhesive composition comprising a phosphoric acid group-containing polymerizable monomer (A), the phosphoric acid group-containing polymerizable monomer (A) comprising: a dihydrogen phosphate monoester group-containing polymerizable monomer (A-1) represented by general formula (1); a hydrogen phosphate diester group-containing polymerizable monomer (A-2) represented by general formula (2); and a phosphoric acid tetraester group-containing polymerizable monomer (A-3) represented by general formula (3).

Abstract: The present invention provides a self-adhesive dental composite resin maintaining mechanical strength, showing excellent storage stability, undergoing little change in transparency and properties of the paste during long-term storage, and having a small solidification risk during long-term storage. The present invention relates to a self-adhesive dental composite resin comprising: an acid group-containing (meth)acrylic polymerizable monomer (a); a polyfunctional (meth)acrylic polymerizable monomer (b) containing no acid group; a photopolymerization initiator (c); and a filler (d), wherein the filler (d) is treated with a surface treatment agent and has an average particle diameter of 0.01 to 50.0 ?m, the surface treatment agent comprises a silane coupling agent (A) represented by the following general formula (1): CH2?C(R1)—COO—(CH2)p—Si—R2qR3(3-q)??(1), and an organosilazane (B) represented by the following general formula (2): R4R5R6—Si—NH—Si—R7R8R9??(2).

Abstract: The present invention provides a non-solvent dental adhesive composition exhibiting high initial bond strength and high bond durability to a tooth structure (wet matter) and a high dentin cohesive failure rate on a tooth structure (wet matter) and being substantially free of water and an organic solvent. The present invention relates to a non-solvent dental adhesive composition comprising: an acid group-containing polymerizable monomer (A); a hydrophobic polymerizable monomer (B) having no acid group; and a water-soluble photopolymerization initiator (C) having a solubility of 10 g/L or more in water at 25° C.

Abstract: The present invention provides a self-adhesive dental composite resin maintaining mechanical strength, showing excellent storage stability, undergoing little change in transparency and properties of the paste during long-term storage, and having a small solidification risk during long-term storage. The present invention relates to a self-adhesive dental composite resin comprising: an acid group-containing (meth)acrylic polymerizable monomer (a); a polyfunctional (meth)acrylic polymerizable monomer (b) containing no acid group; a photopolymerization initiator (c); and a filler (d), wherein the filler (d) is treated with a surface treatment agent and has an average particle diameter of 0.01 to 50.0 ?m, the surface treatment agent comprises a silane coupling agent (A) represented by the following general formula (1): CH2?C(R1)—COO—(CH2)p—Si—R2qR3(3-q)??(1), and an organosilazane (B) represented by the following general formula (2): R4R5R6—Si—NH—Si—R7R8R9??(2).