CN103356392A - Preparation method preparation device of photocuring high strength fiber for dental repair - Google Patents
Preparation method preparation device of photocuring high strength fiber for dental repair Download PDFInfo
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- CN103356392A CN103356392A CN2013102334055A CN201310233405A CN103356392A CN 103356392 A CN103356392 A CN 103356392A CN 2013102334055 A CN2013102334055 A CN 2013102334055A CN 201310233405 A CN201310233405 A CN 201310233405A CN 103356392 A CN103356392 A CN 103356392A
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Abstract
The invention relates to a preparation method and a preparation method of photocuring high strength fiber for dental repair, and the method and the device are used for solving the technical problem that in the prior art, the composite material is poor in interface performance and mechanical property, high in cost and inconvenient to use. The preparation method comprises the following steps of: dissolving a high molecular polymer in an organic solvent to prepare a high molecular polymer liquor; soaking glass fiber or quartz fiber in the high molecular polymer liquor, and then, performing surface treatment by an evaporation solvent; finally, preparing the photocuring high strength fiber through a moulding process of a prepreg of the composite material by soaking the treated glass fiber or quartz fiber with a multi-component photocuring resin matrix. The preparation method and the preparation device can be widely applied to the field of dental repair.
Description
Technical field
The present invention relates to preparation method and the preparation facilities of a kind of tooth section material for repairing, particularly preparation method and the preparation facilities with the photocuring high strength fibre repaired by tooth section.
Background technology
The application of fiber reinforcement dentistry resin composite materials in dental prosthetic is more and more extensive.Carbon fiber, glass fibre, quartz fibre, polyethylene fibre and various whiskers etc. can both be used for strengthening the dentistry resin matrix.Glass fibre or quartz fibre do not affect the appearance because it is transparent, and show excellent mechanical property, most widely used in tooth section composite.
But, because the inertia macromolecular chain of dentistry resinous substrates, especially light-cured resin lacks active group and structure, make to be difficult to reach between glass fibre or quartz fibre and the light-cured resin completely to infiltrate, thereby interface compatibility is poor.Through long oral cavity chew stressed after, be prone to glass fibre or quartz fibre and strengthen resinous substrates and glass fibre or quartz fibre disengaging in the light-cured resin material, thus the service life of having reduced fiber-reinforced resin material dummy.And, the composite of this type has cured in application process and finishes, the chemical bond that does not have reaction, the resinoid bond that often exists with the dentistry special use can not form strong chemically combined problem, causes it that interface occurs in clinical practice and coheres hypodynamic phenomenon.
In the application of tooth section composite, generally glass fibre or quartz fibre surface are carried out coupling agent treatment and plasma surface treatment, can improve to a certain extent the interface performance of glass fibre or quartz fibre and dentistry resin matrix.For the coupling agent treatment method, owing to can not control well coupling agent at the thickness of fiber surface, and must consider simultaneously the composition of glass fibre or quartz fibre and dentistry resin matrix when selecting coupling agent, thereby limited its application in tooth section composite.Plasma surface treatment is owing to its expensive price, and there is limitation in its application in suitability for industrialized production.
Prepreg traditional in the composite generally is composited with carbon fiber, glass fibre, quartz fibre, aramid fiber and various fabric respectively by high performance resin (heat cure), because it has processing and forming again, and mechanical property is excellent, application in field of compound material is more and more extensive, but its application in tooth section repairs is fewer.
Chinese patent CN1117555C discloses a kind of mouldable prepreg that comprises fiber and polymeric matrix, mainly solves the constancy that strengthens prepreg, with the performance of sticking of dentistry adhesive special, and the problem that improves its operability in clinical practice.But clinical practice is mainly considered in the design of this prepreg, to interface performance and the mechanical property of composite, and prepreg prepares related step and apparatus, there is no and relate to, and the cost of raw material is high, therefore limited this product large-scale promotion application.
Summary of the invention
The present invention just for solve the incompatible whole mechanics aberrations in property that causes of the interface performance of composite in the prior art, cost is high and the awkward technical problem of clinical manipulation, provides a kind of tooth section to repair preparation method and the shaped device of the photocuring high strength fibre of usefulness.It can prepare interface performance and whole mechanics excellent performance, clinical easy to use, photocuring prepreg that cost is low.The present invention also provides the device for preparing this photocuring high strength fibre, guarantees the automatic Continuity of producing, and enhances productivity, and is easy to utilize.
The invention provides a kind of tooth section and repair preparation method with the photocuring high strength fibre, it is to comprise the steps: at first, and high molecular polymer is dissolved in the organic solvent, makes macromolecule polymer solution; Secondly, glass fibre or quartz fibre are flooded described macromolecule polymer solution, then evaporating solvent carries out surface treatment; At last, with glass fibre or the quartz fibre of processing, flood multi-component light-cured resin matrix after, the moulding process by material prepreg prepares the photocuring high strength fibre;
The cementing agent on glass fibre or quartz fibre surface is acrylic type, the high molecular polymer on glass fibre or quartz fibre surface is processed and dipping light-cured resin matrix is to carry out continuously simultaneously on repairing with the preparation facilities of photocuring high strength fibre in tooth section, and impregnating speed is identical;
The preparation facilities that tooth section repairs with the photocuring high strength fibre is provided with traction apparatus, also is provided with dehydrating unit, steeping vat, drying unit, cutting machine, and described drying unit is located between described steeping vat and the described cutting machine.
Preferably, glass fibre or quartz fibre are glass fibre or quartz fibre or its fabric, and the quality percentage composition that high molecular polymer is dissolved in the organic solvent is 2%～10%, and the temperature of evaporating solvent is 60 ℃～150 ℃.
Preferably, high molecular polymer is a kind of in D-lactide, polylactic acid, polyglycolic acid, the poly methyl methacrylate polymer, and molecular weight is 100000～500000.
Preferably, organic solvent is one or more in acetone, dichloromethane, trichloroethane, dimethyl sulfoxide or the oxolane.
Preferably, the light-cured resin matrix is one or several among bisphenol-A glycidyl methacrylate, TEGDMA, polyethylene glycol dimethacrylate, neopentyl glycol diethoxy/propoxyl group double methacrylate, trimethylolpropane tris (methyl) acrylate, pentaerythritol triacrylate, tetramethylol methane tetraacrylate, dipentaerythrityl ether tetraacrylate or the ethyoxyl multi-functional acrylate.
The present invention provides a kind of tooth section to repair preparation facilities with the photocuring high strength fibre simultaneously, and it is provided with traction apparatus, also is provided with dehydrating unit, steeping vat, drying unit, cutting machine, and drying unit is located between described steeping vat and the described cutting machine.
Preferably, traction apparatus comprises dry silk traction wheel and friction traction wheel, the friction traction wheel comprises friction traction wheel I, friction traction wheel II, and friction traction wheel I and friction traction wheel II adopt toothed belt transmission, and the circumferencial direction of friction traction wheel II evenly is provided with four sections breach.
Preferably, steeping vat is provided with into silk mouthful and a filament mouth, except advance silk mouthful, the filament mouth, the remainder of steeping vat all seals, and advances a silk mouthful end and is provided with the tow expanding unit, the filament mouth end is provided with mould, steeping vat is that transparent material is made; Steeping vat comprises steeping vat I and steeping vat II, and supersonic generator is equipped with in glue groove I inside, and steeping vat II inside is provided with the Viscosity Monitoring system.
Preferably, drying unit is drying oven, and its inside is provided with temperature control equipment, 60 ℃～150 ℃ of temperature controlling range, and drying oven is provided with vacuum system outward.
Preferably, also be provided with and put guide frame, put guide frame and be provided with tension-adjusting gear; Dehydrating unit is the dehumidifying stove, and its temperature range is 100 ℃～120 ℃.
In the preparation method of the present invention, the cementing agent on glass fibre or quartz fibre surface is acrylic type, behind the dipping macromolecule polymer solution, high molecular polymer can interact with cementing agent and make high molecular polymer be adsorbed in glass fibre or quartz fibre surface; And behind the dipping light-cured resin matrix, high molecular polymer can form half interpenetrating network structure with the dissolving of light-cured resin body portion again.By " bridge " effect of high molecular polymer, can improve the interfacial combined function of glass fibre or quartz fibre and light-cured resin matrix.The high molecular polymer on glass fibre or quartz fibre surface is processed with dipping light-cured resin matrix and is automatically carried out continuously simultaneously on same device, and impregnating speed is identical, is 0.2～0.6m/min.
In the device of the present invention, after production line begins to run well, the each several parts such as dipping, packing, cutting are continuously automatically operation, production efficiency significantly improves, and greatly save material, take hauling speed as 0.5m/min, calculate, dip time 3 seconds (arc length of friction traction wheel II be 10cm, when notch length is 2.5cm), production efficiency can reach 240/hour.Whole production line layout clear and rational, each process parameter control accurately, stable, temperature error ± 1 ℃.What the transmission of friction traction wheel I and friction traction wheel II was adopted is toothed belt transmission, and its gear ratio is accurate, and transmission efficiency is up to 98%～99.5%.
Dehumidifying furnace temperature interval is 100 ℃～120 ℃, is used for removing a small amount of moisture of glass fibre or quartz fibre surface adsorption.Steeping vat I, steeping vat II, except advancing silk mouth, filament mouth, the remainder of two steeping vats all seals and is transparent material, and the dipping situation of impregnation liquid liquid level and inside is high-visible.The silk mouthful end that advances of steeping vat I, steeping vat II all has the tow expanding unit, fully launches before dipping to guarantee glass fibre or quartz fibre; Its filament mouth end all has mould, to guarantee that unnecessary glue is struck off and molding.Supersonic generator is equipped with in steeping vat I inside, opens when glass fibre or quartz fibre dipping macromolecule polymer solution, guarantees that glass fibre or quartz fibre are fully infiltrated.Drying oven inside has accurate temperature control equipment, 60 ℃～150 ℃ of temperature controlling range, and link to each other with the external vacuum system, by the detection to vacuum, the organic solvent on assurance glass fibre or quartz fibre surface all volatilizees.Steeping vat II, inside have the Viscosity Monitoring system, when viscosity is lower than marginal value, inject the light-cured resin matrix by the injection system that links to each other with the steeping vat II in the steeping vat II, guarantee that the continous-stable of technique carries out.Friction traction wheel I, friction traction wheel II, two pairs of friction traction wheels all adopt toothed belt transmission; Two pairs of friction traction wheels include and take turns and lower whorl, and the clamping space of upper lower whorl and clamping force can be adjusted as required.Its circumferencial direction evenly is divided into four arcs by four sections breach, and the length of every section circular arc equals required product length (5cm～10cm).When friction traction wheel II forwards gap position to, contact because lose with product, product can of short duration halting, and the time that stops is by the length (2cm～5cm) determine of every section breach.Cutting machine moves automatically simultaneously, obtains the product of required certain-length.Then cutting machine stops, and friction traction wheel II has turned over barbed portion, again contacts with product, remains in operation, and goes round and begins again.Change the length of every section breach on the friction traction wheel II, can control glass fibre or the quartz fibre dip time in steeping vat I (macromolecule polymer solution) and steeping vat II (light-cured resin matrix).
By selecting high molecular polymer and the different organic solvents of variety classes, different molecular weight, be configured to macromolecule polymer solution, adopt the method for pre-preg to process glass fibre or quartz fibre, make the surface of every glass fibre or quartz fibre all cover macromolecule polymer solution, then glass fibre or quartz fibre are heat-treated evaporating solvent, make glass fibre or quartz fibre surface parcel one deck high molecular polymer, then make its dipping multicomponent light-cured resin matrix.Because the high molecular polymer on glass fibre or quartz fibre surface can dissolve with the molecular moiety of light-cured resin matrix, the three-dimensional network chain of composite can tangle mutually with the strand of high molecular polymer after ultraviolet lighting solidified, form a kind of polymer interface of half interpenetrating network structure, thereby greatly improve the interface performance of composite, give full play to the reinforced effects of glass fibre or quartz fibre.The parameters such as viscosity of concentration, the dip time that the present invention can be by the control macromolecule polymer solution, the temperature of drying oven, hauling speed, light-cured resin matrix are controlled the effect of thickness and the dipping light-cured resin matrix of glass fibre or quartz fibre surface integument.Treatment process is simple and convenient, and step is few, can process continuously, is easy to apply in actual production.Device of the present invention has been realized method of the present invention, and device is simple, safety.
Description of drawings
Fig. 1 is preparation method process flow diagram of the present invention;
The glass fibre stereoscan photograph that Fig. 2 processes without high molecular polymer;
The glass fibre stereoscan photograph that Fig. 3 2%PMMA acetone soln is processed;
The stereoscan photograph of the quartz fibre that Fig. 4 5%PMMA acetone soln is processed;
The untreated glass fibre of Fig. 5 strengthens the electromicroscopic photograph of the plane of disruption of light-cured resin;
The glass fibre that Fig. 6 2%PMMA acetone soln is processed strengthens the electromicroscopic photograph of the plane of disruption of light-cured resin;
The quartz fibre that Fig. 7 5%PMMA acetone soln is processed strengthens the electromicroscopic photograph of the plane of disruption of light-cured resin.
The specific embodiment
Below in conjunction with Fig. 1 principle of the present invention is further described:
Process units comprises: put guide frame 1, surface treatment stove 2, steeping vat I 3, drying oven 4, steeping vat II 5, packaging material I 6, friction traction wheel I 7, friction traction wheel II, cutting machine 9, dry silk traction wheel 10, charging basket 11, guide rail 12, packaging material II 13 composition tinuous productions.
At first required fiber placement is being put on the guide frame 1, packaging material I 6, packaging material II 13 are distinguished in place.Glass fibre or the quartz fibre put on the guide frame are passed successively: 1. the devices such as the stove 2 that dehumidifies, steeping vat I 3, drying oven 4, steeping vat II 5, friction traction wheel I 7, friction traction wheel II 8, guide rail 12, cutting machine 9, dry silk traction wheel 10, respectively macromolecule polymer solution, light-cured resin matrix are joined in steeping vat I 3 and the steeping vat II 5, adjustment is put the tension force of guide frame 1 to guarantee the evenly distributed of fiber, set the each several part temperature such as dehumidifying road 2, drying oven 4, and the parameters such as speed of friction traction wheel I 7, friction traction wheel II 8, dry silk traction wheel 10.Start dry silk traction wheel 10, rely on its running band kinetodesma to advance, pass through successively surface preparation, the dipping macromolecule polymer solution, surface solvent is removed in then oven dry, continue dipping light-cured resin matrix, then packaged material I, packaging material II parcel.When the part of flooding resin matrix and having finished packaging process arrives the position of cutting machine 9, start cutting machine 9 with its cut-out, simultaneously starting friction traction wheel I 7, friction traction wheel II 8, the power that relies on their friction to advance as whole production line.Stop the running of dry silk traction wheel 10, production line begins normal, continuous operation.The circumferencial direction of friction traction wheel II 8 evenly is divided into four arcs by four breach.The length of every section circular arc equals required product length, and (5cm～10cm) when friction traction wheel II 10 forwards gap position to, contacts because lose with product, of short duration the halting of product meeting, cutting machine 9 moves automatically simultaneously, obtains the product of required certain-length, automatically falls into charging basket 11.Then cutting machine 9 stops, and friction traction wheel II 10 turns over barbed portion, again contacts with product, remains in operation, and goes round and begins again.
Adopt the variation of the quality percentage composition of glass fibre that the acetone soln of polymethyl methacrylate (PMMA) processed or quartz fibre surface PMMA to see following table 1, adopt the mechanical property of the composite system that glass fibre that the PMMA acetone soln processed or quartz fibre and untreated glass fibre or quartz fibre prepare to contrast to be listed in the table below in 2.Wherein resin matrix is Bis-GMA (bisphenol-A glycidyl methacrylate)/TEGDMA (TEGDMA)/PMMA light-cured resin system.
Table 1: the adsorbance of fiberglass surfacing PMMA after pre-preg is processed
| Processing method | The quality percentage composition that PMMA adsorbs at fiber |
| The 2%PMMA acetone soln is processed | 0.3％ |
| The 5%PMMA acetone soln is processed | 0.9％ |
Table 2: the bending property of galss fiber reinforced resin based composites
Embodiment 1
According to Bis-GMA (bisphenol-A glycidyl methacrylate): TEGDMA (TEGDMA): CQ (camphorquinone): DMAEMA (dimethylaminoethyl methacrylate) mass fraction ratio is: 90: 10: 0.5: 0.5 was configured to last light-cured resin system.
The multi beam glass fiber is entered into dehumidifying stove 2 through row's silk hole of putting guide frame 1, collection filament plate, furnace temperature is 120 ℃, hauling speed is 0.5m/min, glass fibre behind the heat treatment enters the steeping vat I, it in the groove is 2% PMMA acetone soln (molecular weight 200000g/mol) for the quality percentage composition, glass fibre behind the impregnation is through 80 ℃ of lower heating evaporation acetone of heating furnace, and the quality percentage composition that adsorbs at fiber through measurement PMMA is 0.3%, as shown in Figure 3; Then entering a steeping vat II, is the light-cured resin system in the groove again.Through friction traction wheel I and friction traction wheel II, under the traction of traction wheel 10, obtain prepreg, above these all operations are all carried out in the darkroom.The pre-preg material batten of preparation according to the ISO10477 standard, is made 2 * 2 * 25mm and can be tested bending strength and bending modulus.Be that 450.2 ± 60.3MPa, bending modulus are 8.5 ± 0.8GPa through measuring the composite bending strength.Its interface combination as shown in Figure 6.
According to embodiment 1, the concentration that changes the PMMA acetone soln of first steeping vat is 5%, and the quality percentage composition that adsorbs at fiber through measurement PMMA is 0.9%, as shown in Figure 4.The temperature of evaporating solvent is 80 ℃, and other operate with embodiment 1.The pre-preg material batten of preparation according to the ISO10477 standard, is made 2 * 2 * 25mm and can be tested bending strength and bending modulus.Be that 546.3 ± 60.3MPa, bending modulus are 9.1 ± 0.9GPa through measuring the composite bending strength.Its interface combination as shown in Figure 7.
Embodiment 3
According to Bis-GMA (bisphenol-A glycidyl methacrylate): polyethylene glycol dimethacrylate: CQ (camphorquinone): DMAEMA (dimethylaminoethyl methacrylate) mass fraction ratio is: 80: 20: 0.5: 0.5 was configured to last light-cured resin system.
Multi beam quartz fibre silk is entered into dehumidifying stove 2 through row's silk hole of putting guide frame 1, collection filament plate, furnace temperature is 100 ℃, hauling speed is 0.2m/min, quartz fibre behind the heat treatment enters the steeping vat I, be THF (oxolane) solution (molecular weight 500000g/mol) of 10% PLA (polylactic acid) for the quality percentage composition in the groove, PMMA is 0.7% at the quality percentage composition that fiber adsorbs through measurement, and the quartz fibre behind the impregnation is through 150 ℃ of lower heating evaporation solvents of heating furnace; Then entering next steeping vat II, is the light-cured resin system in the groove again.Through friction traction wheel I and friction traction wheel II, under the traction of traction wheel 10, obtain prepreg, above these all operations are all carried out in the darkroom.The pre-preg material batten of preparation according to the ISO10477 standard, is made 2 * 2 * 25mm and can be tested bending strength and bending modulus.Be that 545.8 ± 36.9MPa, bending modulus are 8.7 ± 0.5GPa through measuring the composite bending strength.
Embodiment 4
According to Bis-GMA (bisphenol-A glycidyl methacrylate): pentaerythritol triacrylate: CQ (camphorquinone): DMAEMA (dimethylaminoethyl methacrylate) mass fraction ratio is: 70: 30: 0.6: 0.4 was configured to last light-cured resin system.
The multi beam glass fiber is entered into dehumidifying stove 2 through row's silk hole of putting guide frame 1, collection filament plate, furnace temperature is 110 ℃, hauling speed is 0.6m/min, glass fibre behind the heat treatment enters the steeping vat I, be the dichloromethane solution (molecular weight 100000g/mol) of 8% D-lactide for the quality percentage composition in the groove, glass fibre behind the impregnation is through 60 ℃ of lower heating evaporation solvents of heating furnace, and the quality percentage composition that adsorbs at fiber through measurement PMMA is 0.8%; Then entering a steeping vat II, is the light-cured resin system in the groove again.Through friction traction wheel I and friction traction wheel II, under the traction of traction wheel 10, obtain prepreg, above these all operations are all carried out in the darkroom.The pre-preg material batten of preparation according to the ISO10477 standard, is made 2 * 2 * 25mm and can be tested bending strength and bending modulus.Be that 512.8 ± 47.1MPa, bending modulus are 8.9 ± 0.4GPa through measuring the composite bending strength.
According to polyethylene glycol dimethacrylate: TEGDMA (TEGDMA): pentaerythritol triacrylate: CQ (camphorquinone): DMAEMA (dimethylaminoethyl methacrylate) mass fraction ratio is: 80: 10: 10: be configured to last light-cured resin system at 0.5: 0.5.
The multi beam glass fiber is entered into dehumidifying stove 2 through row's silk hole of putting guide frame 1, collection filament plate, furnace temperature is 110 ℃, hauling speed is 0.4m/min, glass fibre behind the heat treatment enters the steeping vat I, be the dimethyl sulphoxide solution (molecular weight 400000g/mol) of 5% PMMA for the quality percentage composition in the groove, glass fibre behind the impregnation is through 120 ℃ of lower heating evaporation solvents of heating furnace, and the quality percentage composition that adsorbs at fiber through measurement PMMA is 0.4%; Then entering a steeping vat II, is the light-cured resin system in the groove again.Through friction traction wheel I and friction traction wheel II, under the traction of traction wheel 10, obtain prepreg, above these all operations are all carried out in the darkroom.The pre-preg material batten of preparation according to the ISO10477 standard, is made 2 * 2 * 25mm and can be tested bending strength and bending modulus.Be that 549.1 ± 27.4MPa, bending modulus are 9.2 ± 0.7GPa through measuring the composite bending strength.
Comparative example 1
Multi beam glass fiber process is put guide frame 1, row's silk hole of collection filament plate enters into the surface treatment stove, furnace temperature is 120 ℃, hauling speed is 0.5m/min, glass fibre behind the heat treatment (such as Fig. 2) directly enters the steeping vat II, is the light-cured resin system in the groove: according to Bis-GMA (bisphenol-A glycidyl methacrylate): TEGDMA (TEGDMA): CQ (camphorquinone): DMAEMA (dimethylaminoethyl methacrylate) mass fraction ratio is: 90: 10: 0.5: 0.5 was configured to last light-cured resin system.Through friction traction wheel I and friction traction wheel II, under the traction of traction wheel 10, obtain prepreg, above these all operations are all carried out in the darkroom.The pre-preg material batten of preparation according to the ISO10477 standard, is made 2 * 2 * 25mm and can be tested bending strength and bending modulus.Be that 400.5 ± 20.2MPa, bending modulus are 7.0 ± 0.5GPa through measuring the composite bending strength.Its interface combination as shown in Figure 5.
Claims (10)
1. the preparation method of using the photocuring high strength fibre is repaired by a tooth section, it is characterized in that comprising the steps:
At first, high molecular polymer is dissolved in the organic solvent, makes macromolecule polymer solution;
Secondly, glass fibre or quartz fibre are flooded described macromolecule polymer solution, then evaporating solvent carries out surface treatment;
At last, with glass fibre or the quartz fibre of processing, flood multi-component light-cured resin matrix after, the moulding process by material prepreg prepares the photocuring high strength fibre;
The cementing agent on described glass fibre or quartz fibre surface is acrylic type, the high molecular polymer on glass fibre or quartz fibre surface is processed and dipping light-cured resin matrix is to carry out continuously simultaneously on repairing with the preparation facilities of photocuring high strength fibre in tooth section, and impregnating speed is identical;
The preparation facilities that described tooth section repairs with the photocuring high strength fibre is provided with traction apparatus, also is provided with dehydrating unit, steeping vat, drying unit, cutting machine, and described drying unit is located between described steeping vat and the described cutting machine.
2. the preparation method with the photocuring high strength fibre is repaired by tooth according to claim 1 section, it is characterized in that, described glass fibre or quartz fibre are glass fibre or quartz fibre or its fabric, the quality percentage composition that described high molecular polymer is dissolved in the organic solvent is 2%～10%, and the temperature of described evaporating solvent is 60 ℃～150 ℃.
3. the preparation method with the photocuring high strength fibre is repaired by tooth according to claim 1 section, it is characterized in that, described high molecular polymer is a kind of in D-lactide, polylactic acid, polyglycolic acid, the poly methyl methacrylate polymer, and molecular weight is 100000～500000.
4. the preparation method with the photocuring high strength fibre is repaired by tooth according to claim 1 section, it is characterized in that, described organic solvent is one or more in acetone, dichloromethane, trichloroethane, dimethyl sulfoxide or the oxolane.
5. the preparation method with the photocuring high strength fibre is repaired by tooth according to claim 1 section, it is characterized in that, described light-cured resin matrix is one or several among bisphenol-A glycidyl methacrylate, TEGDMA, polyethylene glycol dimethacrylate, neopentyl glycol diethoxy/propoxyl group double methacrylate, trimethylolpropane tris (methyl) acrylate, pentaerythritol triacrylate, tetramethylol methane tetraacrylate, dipentaerythrityl ether tetraacrylate or the ethyoxyl multi-functional acrylate.
6. the preparation facilities of using the photocuring high strength fibre is repaired by a tooth section, and it is provided with traction apparatus, it is characterized in that also being provided with dehydrating unit, steeping vat, drying unit, cutting machine, and described drying unit is located between described steeping vat and the described cutting machine.
7. the preparation facilities with the photocuring high strength fibre is repaired by tooth according to claim 6 section, it is characterized in that described traction apparatus comprises dry silk traction wheel and friction traction wheel, described friction traction wheel comprises friction traction wheel I, friction traction wheel II, described friction traction wheel I and described friction traction wheel II adopt toothed belt transmission, and the circumferencial direction of described friction traction wheel II evenly is provided with four sections breach.
8. the preparation facilities with the photocuring high strength fibre is repaired by tooth according to claim 6 section, it is characterized in that described steeping vat is provided with into silk mouth and filament mouth, except advancing silk mouth, filament mouth, the remainder of described steeping vat all seals, describedly advance a silk mouthful end and be provided with the tow expanding unit, described filament mouth end is provided with mould, and described steeping vat is that transparent material is made; Described steeping vat comprises steeping vat I and steeping vat II, and supersonic generator is equipped with in described glue groove I inside, and described steeping vat II inside is provided with the Viscosity Monitoring system.
According to claim 6 or 8 described tooth sections repair preparation facilities with the photocuring high strength fibre, it is characterized in that described drying unit is drying oven, its inside is provided with temperature control equipment, 60 ℃～150 ℃ of temperature controlling range, and described drying oven is provided with vacuum system outward.
10. the preparation facilities with the photocuring high strength fibre is repaired by tooth according to claim 6 section, it is characterized in that also being provided with and puts guide frame, and the described guide frame of putting is provided with tension-adjusting gear; Described dehydrating unit is the dehumidifying stove, and its temperature range is 100 ℃～120 ℃.
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| WO2017219742A1 (en) * | 2016-06-23 | 2017-12-28 | 辽宁爱尔创生物材料有限公司 | Method for preparing dental composite resin material, and product prepared using dental composite resin material |
| US10596077B2 (en) | 2016-06-23 | 2020-03-24 | Liaoning Upcera Co., Ltd. | Method for preparing a dental composite resin material and articles prepared therefrom |
| CN109797549A (en) * | 2019-01-28 | 2019-05-24 | 江南大学 | A kind of curing glass blanket and preparation method thereof |
| CN113860901A (en) * | 2021-10-22 | 2021-12-31 | 中国航发沈阳黎明航空发动机有限责任公司 | Method for improving dipping stability of ceramic matrix composite |
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