Medical oral cavity beauty tooth repair filling material and preparation method thereof

Abstract

The invention relates to a medical oral cavity beauty tooth repairing and filling material and a preparation method thereof, and belongs to the technical field of biomedical materials, the medical oral cavity beauty tooth repairing and filling material comprises 50-80 parts of methacrylate, 15-25 parts of particle filler, 9-14 parts of repairing powder, 23-45 parts of powder filler, 3-5 parts of a photoinitiator and 15-35 parts of an ethylene glycol solvent, the filler comprises, by weight, 10-15 parts of repairing fibers and 5-10 parts of quartz particles, the photoinitiators are aromatic diketone and germanium-based photoinitiators, and the preparation ratio of the aromatic diketone to the germanium-based photoinitiators is 1: 3-2: 5. The repairing material has good structural strength and abrasion resistance after being formed, the filler can be filled with the particle filler and the repairing fibers in the filler, and the repairing effect is good. According to the tooth repairing powder, the glass beads are added, good abrasion resistance can be achieved, sodium fluoride in the glass beads can slowly release fluorine ions, so that tooth enamel is enhanced, the repairing powder can achieve a good tooth protection effect after repairing, the stickiness is good, and repairing of dentin can be promoted.

Description

Technical Field

[0001] The present invention relates to the technical field of biomedical materials, and in particular to a medical oral cosmetic tooth repair and filling material and a preparation method thereof. Background Art

[0002] If teeth are defective in life, it will not only bring a lot of inconvenience to your life, but also affect your appearance. With the continuous development of medical technology, people choose to do tooth restoration to improve. There are three common tooth restoration materials, namely composite resin, all-ceramic material, and precious metal porcelain material. In tooth repair, the corresponding tooth structure repair work is carried out according to the different damage to the tooth structure and the needs of the user. Common tooth repairs include porcelain tooth repair, composite resin repair and full crown repair.

[0003] For example, the Chinese patent application document, publication number CN109998930A, discloses a wear-resistant, low-shrinkage dental filling composite material and a preparation method thereof, which uses poly(bridged cycloolefin) siloxane ester resin as the main component, is matched with hydroxy calcium phosphate, nano-silicon dioxide, and a certain amount of nano-silver powder and titanium dioxide. It has excellent wear resistance, small volume shrinkage, wear resistance and low shrinkage, thereby enhancing the service life of the material.

[0004] For example, the Chinese invention patent document, with the announcement number CN110464656B, discloses a resin material for filling teeth, which is composed of the following components by mass percentage: 20-30% hydroxy calcium phosphate, 10-15% polymethyl acrylate, 5-10% triethyl citrate, 5-10% diethyl dodecylphosphonate, 10-15% calcium alginate, 2-8% antibacterial agent, 5-10% antioxidant, 1-3% stabilizer, 20-25% double distilled water, and the sum of the mass percentages of the above components is 100%. The present invention also specifically discloses a method for preparing the above resin material for filling teeth; the resin material for filling teeth prepared by the present invention has good compressive strength and hardness, does not contain heavy metals, is environmentally friendly, and the preparation method is simple and convenient, and is easy to promote.

[0005] However, when performing tooth repair, the degree of tooth damage of patients is different, and the patients' usual living habits are different. After tooth repair, traditional filling materials are difficult to cope with external conditions during long-term use. After the dentin is damaged, the health of the teeth has been declining. Traditional repair materials lack the function of repairing dentin. Summary of the invention

[0006] In order to overcome the technical defects of the prior art, the present invention provides a medical oral cosmetic tooth repair filling material and a preparation method thereof, which has the effects of preventing tooth caries and promoting dentin repair.

[0007] The technical solution adopted by the present invention is: a medical oral cosmetic tooth repair filling material, which is used in different amounts according to weight components, including 50-80 parts of methacrylate, which is the main component in tooth repair and can form a hard tooth restoration after curing. Moreover, after methacrylate is formed, it can better simulate the natural tooth appearance color, and pigments can be added to imitate the appearance when necessary, 15-25 parts of granular filler, which is glass microbeads and ceramic particles, and the granular filler can be used to enhance the wear resistance of the restoration and enhance the strength of the tooth restoration, and 9-14 parts of repair powder, which can be used to enhance the function of the restoration after molding, and promote the tooth in daily use. Essential restoration and enamel mineralization of tooth restorations, increase the integration of filling materials and tooth structures, 23-45 parts of powder fillers, powder fillers are used to increase the strength of resin materials and a certain anti-caries ability, 3-5 parts of photoinitiators, photoinitiators are used to initiate the polymerization and curing reaction of methacrylate monomers during curing, 15-35 parts of ethylene glycol solvent, ethylene glycol is used as a solvent, 10-15 parts of repair fiber filaments, repair fiber filaments are used to enhance the structural strength of the material after molding, and can also enhance wear resistance, 5-10 parts of quartz particles, quartz particles contain a variety of ingredients, which can improve the appearance color of the material and enhance the strength of the material, and the oxides in the quartz particles can also reduce the growth of microorganisms.

[0008] Preferably, in order to enhance the curing speed and curing effect of methacrylate, the photoinitiator is aromatic dione and germanium-based photoinitiator, and the preparation ratio of the aromatic dione and the germanium-based photoinitiator is 1:3-2:5.

[0009] Preferably, in order to inhibit tooth erosion and strengthen tooth enamel, the glass particles contain sodium fluoride, the ratio of the sodium fluoride to silicon dioxide is 1:5, and the ceramic particles are composed of hydroxyapatite.

[0010] Preferably, in order to enhance the compressive resistance and wear resistance of the repair material, the powder filler includes 5-12 parts of zirconium oxide, 3-8 parts of zinc oxide, and 6-12 parts of calcium fluoride. Zinc oxide can protect teeth, and calcium fluoride can be used to strengthen dentin and inhibit acid erosion.

[0011] Preferably, in order to achieve a better tooth appearance, avoid discoloration of the repair material, and achieve better promotion of dentin regeneration, the ingredients in the repair powder include 5-8% sodium polyphosphate or phosphorylated chitosan, 8-15% calcium hydroxide, 17-51% silicon dioxide, 18-22% aluminum oxide, 4-12% calcium fluoride, and 18-26% aluminum phosphate.

[0012] Preferably, in order to avoid excessive bubbles affecting the operation during the preparation process, the methacrylate contains 4-7 parts of tartaric acid and 2-4 parts of defoaming agent. Tartaric acid can play a certain cleaning role and remove some inorganic substances in the wound during tooth repair.

[0013] Preferably, in order to enhance the structural strength and wear resistance of the filling material after molding, the repair fiber filaments are nano-carbon fiber filaments or nano-glass fiber filaments.

[0014] A method for preparing a medical oral cosmetic tooth repair filling material, S1: preparing a light-proof stirring container, pouring methacrylate into the container, then adding tartaric acid and repair fiber into the container for stirring and mixing, the stirring rate is 700r / min, the initial stirring is 10-25 minutes, then adding a defoamer and a particle filler, stirring for a second time at 300r / min for 5-8 minutes, and then standing for 10-15 minutes to form a filling liquid;

[0015] S2: crushing the repair powder, powder filler and quartz particles, maintaining the fineness between 0.01-4 microns, to form a powder filler;

[0016] S3: When using, mix the powder filler and the filling liquid, add ethylene glycol solvent and photoinitiator, stir for 10-20 minutes at a stirring rate of 500r / min, and it can be used after stirring.

[0017] The beneficial effects of the present invention are as follows: the filler has good structural strength and wear resistance after molding, the granular filler and the repair fiber filaments in the filler can be filled in the filler, and then during long-term use, the glass beads and ceramic particles in the granular filler can play a good wear resistance, and the sodium fluoride in the glass beads can slowly release fluoride ions, thereby strengthening the tooth enamel, and after repairing, the repair powder can play a good tooth protection role, has good adhesion, and can promote the repair of dentin. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the composition of the present invention.

[0019] Figure 2 It is a schematic diagram of the preparation process of the present invention.

[0020] Figure 3 The following is a table showing the proportions of the repair powders of Examples 1-3 of the present invention.

[0021] Figure 4 This is a preparation ratio table of the repair powder of Example 4 of the present invention.

[0022] Figure 5 This is a preparation ratio table of the repair powder of Example 5 of the present invention.

[0023] Figure 6 The following is a table showing the proportions of the powder filler of the present invention. DETAILED DESCRIPTION

[0024] The present invention will be further described below in conjunction with the accompanying drawings:

[0025] like Figure 1-Figure 6 shown.

[0026] Example 1

[0027] A medical oral cosmetic tooth repair filling material, the dosage of which is differentiated by weight components, including 65 parts of methacrylate, which is the main component in tooth repair and can form a hard tooth restoration after curing. Moreover, after methacrylate is formed, it can better simulate the appearance color of natural teeth, and pigments can be added to imitate the appearance when necessary; 20 parts of granular filler, which is glass microbeads and ceramic particles, and can be used to enhance the wear resistance of the restoration and enhance the strength of the tooth restoration; 11 parts of repair powder, which can be used to enhance the function of the restoration after molding and promote the recovery of dentin in daily use. Repair the enamel mineralization of tooth restorations and increase the integration of filling materials and tooth structure, 30 parts of powder filler, powder filler is used to increase the strength performance of resin materials and a certain anti-caries ability, 4 parts of photoinitiator, photoinitiator is used to initiate the polymerization curing reaction of methacrylate monomer during curing, 20 parts of ethylene glycol solvent, ethylene glycol is used as a solvent, 12 parts of repair fiber filaments, repair fiber filaments are used to enhance the structural strength of the material after molding, and can also enhance wear resistance, 8 parts of quartz particles, quartz particles contain a variety of ingredients, which can improve the appearance color of the material and enhance the strength of the material, and the oxides in the quartz particles can also reduce the growth of microorganisms.

[0028] The photoinitiators are aromatic dione and germanium-based photoinitiators, and the preparation ratio of aromatic dione and germanium-based photoinitiators is 1:2, which can enhance the curing speed and curing effect of methacrylate.

[0029] The glass particles contain sodium fluoride, and the ratio of sodium fluoride to silicon dioxide is 1:5. The ceramic particles are composed of hydroxyapatite, which can inhibit acid erosion of teeth and strengthen tooth enamel.

[0030] The powder filler includes 8 parts of zirconium oxide, 5 parts of zinc oxide, and 9 parts of calcium fluoride. Zinc oxide can protect teeth, and calcium fluoride can be used to strengthen dentin and inhibit acid erosion, which can enhance the compression resistance and wear resistance of the repair material.

[0031] The ingredients in the repair powder include 6% sodium polyphosphate or phosphorylated chitosan, 11% calcium hydroxide, 27% silicon dioxide, 20% aluminum oxide, 8% calcium fluoride, and 22% aluminum phosphate. This can better improve the appearance of teeth, avoid discoloration of the repair material, and achieve better results in promoting dentin regeneration.

[0032] Methacrylate contains 6 parts of tartaric acid and 3 parts of defoaming agent. Tartaric acid can play a certain cleaning role and remove some inorganic substances from the wound during tooth repair, so as to avoid excessive bubbles affecting the operation during the preparation process.

[0033] The repair fiber filaments are nano carbon fiber filaments or nano glass fiber filaments, which can enhance the structural strength and wear resistance of the filling material after molding.

[0034] A method for preparing a medical oral cosmetic tooth repair filling material, S1: preparing a light-proof stirring container, pouring methacrylate into the container, then adding tartaric acid and repair fiber into the container for stirring and mixing, the stirring rate is 700r / min, the initial stirring is 18 minutes, then adding a defoamer and a particle filler, stirring for a second time at 300r / min for 6 minutes, and then standing for 12 minutes to form a filling liquid;

[0035] S2: crushing the repair powder, powder filler and quartz particles, maintaining the fineness between 0.01-4 microns, to form a powder filler;

[0036] S3: When using, mix the powder filler and the filling liquid, add ethylene glycol solvent and photoinitiator, stir for 15 minutes at a stirring rate of 500r / min, and it can be used after stirring.

[0037] Example 2

[0038] A medical oral cosmetic tooth repair filling material, the dosage of which is differentiated by weight components, including 50 parts of methacrylate, which is the main component in tooth repair and can form a hard tooth restoration after curing. Moreover, after methacrylate is formed, it can better simulate the appearance color of natural teeth, and pigments can be added to imitate the appearance when necessary; 15 parts of granular filler, which is glass microbeads and ceramic particles, and can be used to enhance the wear resistance of the restoration and enhance the strength of the tooth restoration; 9 parts of repair powder, which can be used to enhance the function of the restoration after forming and promote the recovery of dentin in daily use. and mineralization of tooth restoration enamel, increase the integration of filling materials and tooth structure, 23 parts of powder filler, powder filler is used to increase the strength performance of resin materials and a certain anti-caries ability, 3 parts of photoinitiator, photoinitiator is used to initiate the polymerization curing reaction of methacrylate monomer during curing, 15 parts of ethylene glycol solvent, ethylene glycol is used to act as a solvent, 10 parts of repair fiber filaments, repair fiber filaments are used to enhance the structural strength of the material after molding, and can also enhance wear resistance, 5 parts of quartz particles, quartz particles contain a variety of ingredients, which can improve the appearance color of the material and enhance the strength of the material, and the oxides in the quartz particles can also reduce the growth of microorganisms.

[0039] The photoinitiators are aromatic dione and germanium-based photoinitiators, and the preparation ratio of aromatic dione and germanium-based photoinitiators is 1:3, which can enhance the curing speed and curing effect of methacrylate.

[0040] The glass particles contain sodium fluoride, and the ratio of sodium fluoride to silicon dioxide is 1:5. The ceramic particles are composed of hydroxyapatite, which can inhibit acid erosion of teeth and strengthen tooth enamel.

[0041] The powder filler includes 8 parts of zirconium oxide, 5 parts of zinc oxide, and 9 parts of calcium fluoride. Zinc oxide can protect teeth, and calcium fluoride can be used to strengthen dentin and inhibit acid erosion, which can enhance the compression resistance and wear resistance of the repair material.

[0042] The ingredients in the repair powder include 6% sodium polyphosphate or phosphorylated chitosan, 11% calcium hydroxide, 33% silicon dioxide, 20% aluminum oxide, 8% calcium fluoride, and 22% aluminum phosphate. This can better improve the appearance of teeth, avoid discoloration of the repair material, and achieve better results in promoting dentin regeneration.

[0043] Methacrylate contains 4 parts of tartaric acid and 2 parts of defoaming agent. Tartaric acid can play a certain cleaning role and remove some inorganic substances from the wound during tooth repair, so as to avoid excessive bubbles affecting the operation during the preparation process.

[0044] The repair fiber filaments are nano carbon fiber filaments or nano glass fiber filaments, which can enhance the structural strength and wear resistance of the filling material after molding.

[0045] A method for preparing a medical oral cosmetic tooth repair filling material, S1: preparing a light-proof stirring container, pouring methacrylate into the container, then adding tartaric acid and repair fiber into the container for stirring and mixing, the stirring rate is 700r / min, the initial stirring is 10 minutes, then adding a defoamer and a particle filler, stirring for a second time at 300r / min for 5 minutes, and then standing for 10 minutes to form a filling liquid;

[0046] S2: crushing the repair powder, powder filler and quartz particles, maintaining the fineness between 0.01-4 microns, to form a powder filler;

[0047] S3: When using, mix the powder filler and the filling liquid, add ethylene glycol solvent and photoinitiator, stir for 10 minutes at a stirring rate of 500r / min, and it can be used after stirring.

[0048] Example 3

[0049] A medical oral cosmetic tooth repair filling material, the dosage is differentiated by weight components, including 80 parts of methacrylate, which is the main component in tooth repair and can form a hard tooth restoration after curing. Moreover, after methacrylate is formed, it can better simulate the appearance color of natural teeth, and pigments can be added to imitate the appearance when necessary; 25 parts of granular filler, which is glass microbeads and ceramic particles, and can be used to enhance the wear resistance of the restoration and enhance the strength of the tooth restoration; 14 parts of repair powder, which can be used to enhance the function of the restoration after molding and promote the recovery of dentin in daily use. and mineralization of tooth restoration enamel, increase the integration of filling materials and tooth structure, 45 parts of powder filler, powder filler is used to increase the strength performance of resin materials and a certain anti-caries ability, 5 parts of photoinitiator, photoinitiator is used to initiate the polymerization curing reaction of methacrylate monomer during curing, 35 parts of ethylene glycol solvent, ethylene glycol is used to act as a solvent, 15 parts of repair fiber filaments, repair fiber filaments are used to enhance the structural strength of the material after molding, and can also enhance wear resistance, 10 parts of quartz particles, quartz particles contain a variety of ingredients, which can improve the appearance color of the material and enhance the strength of the material, and the oxides in the quartz particles can also reduce the growth of microorganisms.

[0050] The photoinitiators are aromatic dione and germanium-based photoinitiators, and the ratio of aromatic dione to germanium-based photoinitiators is 2:5, which can enhance the curing speed and curing effect of methacrylate.

[0051] The glass particles contain sodium fluoride, and the ratio of sodium fluoride to silicon dioxide is 1:5. The ceramic particles are composed of hydroxyapatite, which can inhibit acid erosion of teeth and strengthen tooth enamel.

[0052] The powder filler includes 8 parts of zirconium oxide, 5 parts of zinc oxide, and 9 parts of calcium fluoride. Zinc oxide can protect teeth, and calcium fluoride can be used to strengthen dentin and inhibit acid erosion, which can enhance the compression resistance and wear resistance of the repair material.

[0053] The ingredients in the repair powder include 6% sodium polyphosphate or phosphorylated chitosan, 11% calcium hydroxide, 33% silicon dioxide, 20% aluminum oxide, 8% calcium fluoride, and 22% aluminum phosphate. This can better improve the appearance of teeth, avoid discoloration of the repair material, and achieve better results in promoting dentin regeneration.

[0054] Methacrylate contains 7 parts of tartaric acid and 4 parts of defoaming agent. Tartaric acid can play a certain cleaning role and remove some inorganic substances from the wound during tooth repair, so as to avoid excessive bubbles affecting the operation during the preparation process.

[0055] The repair fiber filaments are nano carbon fiber filaments or nano glass fiber filaments, which can enhance the structural strength and wear resistance of the filling material after molding.

[0056] A method for preparing a medical oral cosmetic tooth repair filling material, S1: preparing a light-proof stirring container, pouring methacrylate into the container, then adding tartaric acid and repair fiber into the container for stirring and mixing, the stirring rate is 700r / min, the initial stirring is 25 minutes, then adding a defoamer and a particle filler, stirring for a second time at 300r / min for 8 minutes, and then standing for 15 minutes to form a filling liquid;

[0057] S2: crushing the repair powder, powder filler and quartz particles, maintaining the fineness between 0.01-4 microns, to form a powder filler;

[0058] S3: When using, mix the powder filler and the filling liquid, add ethylene glycol solvent and photoinitiator, stir for 20 minutes at a stirring rate of 500r / min, and it can be used after stirring.

[0059] Example 4

[0060] A medical oral cosmetic tooth repair filling material, the dosage of which is differentiated by weight components, including 65 parts of methacrylate, which is the main component in tooth repair and can form a hard tooth restoration after curing. Moreover, after methacrylate is formed, it can better simulate the appearance color of natural teeth, and pigments can be added to imitate the appearance when necessary; 20 parts of granular filler, which is glass microbeads and ceramic particles, and can be used to enhance the wear resistance of the restoration and enhance the strength of the tooth restoration; 14 parts of repair powder, which can be used to enhance the function of the restoration after molding and promote the recovery of dentin in daily use. Repair the enamel mineralization of tooth restorations and increase the integration of filling materials and tooth structure, 30 parts of powder filler, powder filler is used to increase the strength performance of resin materials and a certain anti-caries ability, 4 parts of photoinitiator, photoinitiator is used to initiate the polymerization curing reaction of methacrylate monomer during curing, 20 parts of ethylene glycol solvent, ethylene glycol is used as a solvent, 10 parts of repair fiber filaments, repair fiber filaments are used to enhance the structural strength of the material after molding, and can also enhance wear resistance, 8 parts of quartz particles, quartz particles contain a variety of ingredients, which can improve the appearance color of the material and enhance the strength of the material, and the oxides in the quartz particles can also reduce the growth of microorganisms.

[0061] The photoinitiators are aromatic dione and germanium-based photoinitiators, and the preparation ratio of aromatic dione and germanium-based photoinitiators is 1:2, which can enhance the curing speed and curing effect of methacrylate.

[0062] The glass particles contain sodium fluoride, and the ratio of sodium fluoride to silicon dioxide is 1:5. The ceramic particles are composed of hydroxyapatite, which can inhibit acid erosion of teeth and strengthen tooth enamel.

[0063] The powder filler includes 12 parts of zirconium oxide, 8 parts of zinc oxide, and 12 parts of calcium fluoride. Zinc oxide can protect teeth, and calcium fluoride can be used to strengthen dentin and inhibit acid erosion, which can enhance the compression resistance and wear resistance of the repair material.

[0064] The ingredients in the repair powder include 6% sodium polyphosphate or phosphorylated chitosan, 8% calcium hydroxide, 17% silicon dioxide, 22% aluminum oxide, 12% calcium fluoride, and 26% aluminum phosphate. This can better improve the appearance of teeth, avoid discoloration of the repair material, and achieve better results in promoting dentin regeneration.

[0065] Methacrylate contains 3 parts of tartaric acid and 3 parts of defoaming agent. Tartaric acid can play a certain cleaning role and remove some inorganic substances in the wound during tooth repair, so as to avoid excessive bubbles affecting the operation during the preparation process.

[0066] The repair fiber filaments are nano carbon fiber filaments or nano glass fiber filaments, which can enhance the structural strength and wear resistance of the filling material after molding.

[0067] A method for preparing a medical oral cosmetic tooth repair filling material, S1: preparing a light-proof stirring container, pouring methacrylate into the container, then adding tartaric acid and repair fiber into the container for stirring and mixing, the stirring rate is 700r / min, the initial stirring is 18 minutes, then adding a defoamer and a particle filler, stirring for a second time at 300r / min for 6 minutes, and then standing for 12 minutes to form a filling liquid;

[0068] S2: crushing the repair powder, powder filler and quartz particles, maintaining the fineness between 0.01-4 microns, to form a powder filler;

[0069] S3: When using, mix the powder filler and the filling liquid, add ethylene glycol solvent and photoinitiator, stir for 15 minutes at a stirring rate of 500r / min, and it can be used after stirring.

[0070] Example 5

[0071] A medical oral cosmetic tooth repair filling material, the dosage of which is differentiated by weight components, including 75 parts of methacrylate, which is the main component in tooth repair and can form a hard tooth restoration after curing. Moreover, after methacrylate is formed, it can better simulate the appearance color of natural teeth, and pigments can be added to imitate the appearance when necessary; 20 parts of granular filler, which is glass microbeads and ceramic particles, and can be used to enhance the wear resistance of the restoration and enhance the strength of the tooth restoration; 11 parts of repair powder, which can be used to enhance the function of the restoration after molding and promote the recovery of dentin in daily use. Repair the enamel mineralization of tooth restorations and increase the integration of filling materials and tooth structure, 45 parts of powder filler, powder filler is used to increase the strength performance of resin materials and a certain anti-caries ability, 4 parts of photoinitiator, photoinitiator is used to initiate the polymerization curing reaction of methacrylate monomer during curing, 20 parts of ethylene glycol solvent, ethylene glycol is used as a solvent, 15 parts of repair fiber filaments, repair fiber filaments are used to enhance the structural strength of the material after molding, and can also enhance wear resistance, 8 parts of quartz particles, quartz particles contain a variety of ingredients, can improve the appearance color of the material and enhance the strength of the material, the oxide in the quartz particles can also reduce the growth of microorganisms.

[0072] The photoinitiators are aromatic dione and germanium-based photoinitiators, and the preparation ratio of aromatic dione and germanium-based photoinitiators is 1:2, which can enhance the curing speed and curing effect of methacrylate.

[0073] The glass particles contain sodium fluoride, and the ratio of sodium fluoride to silicon dioxide is 1:5. The ceramic particles are composed of hydroxyapatite, which can inhibit acid erosion of teeth and strengthen tooth enamel.

[0074] The powder filler includes 5 parts of zirconium oxide, 3 parts of zinc oxide, and 6 parts of calcium fluoride. Zinc oxide can protect teeth, and calcium fluoride can be used to strengthen dentin and inhibit acid erosion, which can enhance the compression resistance and wear resistance of the repair material.

[0075] The ingredients in the repair powder include 5% sodium polyphosphate or phosphorylated chitosan, 8% calcium hydroxide, 51% silicon dioxide, 18% aluminum oxide, 4% calcium fluoride, and 16% aluminum phosphate. This can better improve the appearance of teeth, avoid discoloration of the repair material, and achieve better results in promoting dentin regeneration.

[0076] Methacrylate contains 4 parts of tartaric acid and 3 parts of defoaming agent. Tartaric acid can play a certain cleaning role and remove some inorganic substances in the wound during tooth repair, so as to avoid excessive bubbles affecting the operation during the preparation process.

[0077] The repair fiber filaments are nano carbon fiber filaments or nano glass fiber filaments, which can enhance the structural strength and wear resistance of the filling material after molding.

[0078] A method for preparing a medical oral cosmetic tooth repair filling material, S1: preparing a light-proof stirring container, pouring methacrylate into the container, then adding tartaric acid and repair fiber into the container for stirring and mixing, the stirring rate is 700r / min, the initial stirring is 18 minutes, then adding a defoamer and a particle filler, stirring for a second time at 300r / min for 6 minutes, and then standing for 12 minutes to form a filling liquid;

[0079] S2: crushing the repair powder, powder filler and quartz particles, maintaining the fineness between 0.01-4 microns, to form a powder filler;

[0080] S3: When using, mix the powder filler and the filling liquid, add ethylene glycol solvent and photoinitiator, stir for 15 minutes at a stirring rate of 500r / min, and it can be used after stirring.

[0081] Embodiment 1 is the optimal embodiment for general situations, Embodiment 2 is suitable for small wounds, the repair material in Embodiment 3 is suitable for repairing teeth with larger wounds, Embodiment 4 is suitable for repairing teeth with poor oral conditions, and the repair material in Embodiment 5 is more suitable for wear resistance.

[0082] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for illustrating the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which shall fall within the scope of the present invention to be protected. The scope of protection of the present invention shall be defined by the attached claims and their equivalents.

Claims

1. A medical oral cosmetic tooth repair filling material, characterized in that: The dosage is differentiated by weight components, including 50-80 parts of methacrylate, 15-25 parts of particle filler, the particle filler is glass beads and ceramic particles, 9-14 parts of repair powder, 23-45 parts of powder filler, 3-5 parts of photoinitiator, 15-35 parts of ethylene glycol solvent, 10-15 parts of repair fiber filaments, and 5-10 parts of quartz particles.

2. The medical oral cosmetic tooth repair and filling material according to claim 1, characterized in that: The photoinitiator is aromatic diketone and germanium-based photoinitiator, and the preparation ratio of the aromatic diketone to the germanium-based photoinitiator is 1:3-2:

5.

3. The medical oral cosmetic tooth repair filling material according to claim 1, characterized in that: The glass particles contain sodium fluoride, the ratio of the sodium fluoride to silicon dioxide is 1:5, and the ceramic particles are composed of hydroxyapatite.

4. The medical oral cosmetic tooth repair and filling material according to claim 1, characterized in that: The powder filler comprises 5-12 parts of zirconium oxide, 3-8 parts of zinc oxide, and 6-12 parts of calcium fluoride.

5. The medical oral cosmetic tooth repair filling material according to claim 1, characterized in that: The ingredients in the repair powder include 5-8% sodium polyphosphate or phosphorylated chitosan, 8-15% calcium hydroxide, 17-51% silicon dioxide, 18-22% aluminum oxide, 4-12% calcium fluoride, and 18-26% aluminum phosphate.

6. The medical oral cosmetic tooth repair and filling material according to claim 1, characterized in that: The methacrylate contains 4-7 parts of tartaric acid and 2-4 parts of defoaming agent.

7. The medical oral cosmetic tooth repair and filling material according to claim 1, characterized in that: The repair fiber filaments are nano carbon fiber filaments or nano glass fiber filaments.

8. A method for preparing a medical oral cosmetic tooth repair filling material, based on the filling material according to any one of claims 1 to 7, characterized in that: S1: Prepare a light-proof stirring container, pour methacrylate into the container, then add tartaric acid and repair fiber into the container and stir and mix at a stirring rate of 700r / min. Stir for the first time for 10-25 minutes, then add defoamer and particle filler, stir for a second time at 300r / min for 5-8 minutes, and then let it stand for 10-15 minutes to form a filling liquid; S2: crushing the repair powder, powder filler and quartz particles, maintaining the fineness between 0.01-4 microns, to form a powder filler; S3: When using, mix the powder filler and the filling liquid, add ethylene glycol solvent and photoinitiator, stir for 10-20 minutes at a stirring rate of 500r / min, and it can be used after stirring.

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