CN105816251A - Manufacturing method of porcelain tooth wainscot - Google Patents
Manufacturing method of porcelain tooth wainscot Download PDFInfo
- Publication number
- CN105816251A CN105816251A CN201610298360.3A CN201610298360A CN105816251A CN 105816251 A CN105816251 A CN 105816251A CN 201610298360 A CN201610298360 A CN 201610298360A CN 105816251 A CN105816251 A CN 105816251A
- Authority
- CN
- China
- Prior art keywords
- porcelain
- tooth
- manufacture method
- bisque
- die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/802—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C2201/00—Material properties
Abstract
The invention discloses a manufacturing method of a porcelain tooth wainscot. The manufacturing method comprises the following steps that a silica gel impression is provided and copied into an abutment tooth impression, a refractory material is poured to the abutment tooth impression and then sintered for forming, and a working model is obtained; the surface of the working model is coated with a porcelain cement layer, then the porcelain cement layer is sintered for forming, and the porcelain tooth wainscot is obtained. According to the manufacturing method of the porcelain tooth wainscot, the surface of the working model is coated with the porcelain cement layer, then the porcelain cement layer is sintered for forming, an internal color masking method is adopted, and thus the obtained porcelain tooth wainscot is small in thickness and performs a better cosmetic effect on teeth.
Description
Technical field
The present invention relates to the technical field of tooth beauty treatment, in particular to the manufacture method of a kind of porcelain tooth veneer.
Background technology
Full porcelain tooth, also known as All ceramic veneer, be tray covered teeth labial surface near with tooth in adjacent and tooth far in abutment surface, and without the Porcelain veneer being preced with in any material.Owing to making end hat not in use by material, and use the ceramic material close with color of teeth to make, therefore more attractive compared with other material substrate ceramic prosthesis, translucence approximates with natural teeth, after reparation, gingival edge performance is more natural, can reach simulated effect, and has advantages such as perienchyma are non-stimulated, have been widely used for clinic, especially the most selected at labial teeth aesthetic orthopaedics.
Chinese patent CN102748235A discloses the processing method of a kind of ultra-thin Ceramic veneer do not ground one's teeth in sleep, this processing method, comprise the following steps: die, scan, design, numerical control device is processed, embed, cast, polish, glazing of dyeing, wherein design thickness is typically based on the bulging dough-making powder type of patient teeth and judges, face type depression person can do 0.5 mm of thickness；Tooth is more prominent, and type normal person in face can do 0.2～0.5 mm of thickness；Embedding, it is noted that the angle of sprue-way and embedding circle base is 45～60 DEG C during embedding；Casting, burns bell temperature from ambient and rises to 850 DEG C, keep at least 60 minutes, then die casting；Die casting initial temperature is 700 DEG C, rises to 930 DEG C after about 5 minutes, keeps die casting in 30 minutes to complete.
In above-mentioned prior art, owing to so that the embedding casting of the resin wax pattern of molding is obtained porcelain veneer, the thickness causing this porcelain veneer is relatively big, have impact on the porcelain tooth veneer cosmetic result to tooth.
Summary of the invention
In view of this, the invention reside in the manufacture method providing a kind of porcelain tooth veneer, the thickness using this manufacture method obtained porcelain tooth veneer is less.
The manufacture method of a kind of porcelain tooth veneer, comprises the following steps:
Silica gel die is provided, is copied into abutment die and with described abutment die casting refractory and makes its sinter molding obtain work model；
At the surface-coated porcelain bisque of described work model, then make described porcelain bisque sinter molding, obtain porcelain tooth veneer.
Further, the temperature of the casting of described refractory material is 20～25 DEG C.
Further, the temperature making casting refractory sinter molding described in is 1000～1070 DEG C.
Further, the time making casting refractory sinter molding is 1～5 minute.
Further, the temperature of described porcelain powder sintering molding is 500～980 DEG C.
Further, the time of described porcelain powder sintering molding is 30～60 seconds.
Further, described porcelain powder sintering is carried out under conditions of being molded over vacuum.
Further, the thickness of described porcelain bisque is 0.1mm.
Further, also include tooth veneer is polished after described porcelain bisque sinter molding.
Further, glazing is also included after described polishing.
The manufacture method of the porcelain tooth veneer of the present invention, by the surface-coated porcelain bisque at work model, then make described porcelain bisque sinter molding, so make obtained porcelain tooth veneer have less thickness, take to be internal screening color maneuver, play the cosmetic result preferably to tooth.It addition, the manufacture method of the present invention obtained porcelain tooth veneer is All-ceramic material, it is to avoid because of the allergic problem caused containing impurity material.And lightly foreign sense, only Ceramic veneer half weight.
Detailed description of the invention
For the ease of understanding the present invention, close embodiment below and further illustrate technical scheme.
The manufacture method of the porcelain tooth veneer of the present invention, comprises the following steps:
Silica gel die is provided, is copied into abutment die and with described abutment die casting refractory and makes its sinter molding obtain work model；
At the surface-coated porcelain bisque of described work model, then make described porcelain bisque sinter molding, obtain porcelain tooth veneer.
Above-mentioned silica gel die refers to the die made by the shape according to abutment and structure.Dawn known to those skilled in the art be, abutment refers to that the tooth treating beauty treatment reparation is through the part remained by polishing, polishing herein is the unsightly part (such as tooth cavity part, the parts such as tooth Huang, black, the dental caries of tooth occur) in order to remove tooth that treating that beauty treatment repairs, in other words, abutment is also used to wear the dental part of porcelain tooth veneer.
Silica gel die, can use method well known in the art, not limit at this.Now list a kind of implementation, including two steps: the first step is impression taking in oral cavity, to obtain the form of tooth.The concrete operations of impression taking are the most known to those skilled in the art, therefore the most illustratively.Select suitable impression tray before die operation, i.e. according to form, length, width and the height of patient's denture, select the finished product dentition impression pallet of suitable size.Pallet is placed in patient's mouth, checks the applicable situation of pallet.Pallet has 3～4mm gaps, to accommodate impression material with outside in dental arch and alveolar bone.The remote middle edge of maxillary support disc should cover maxillary tuberosity and vibrating line, lower jaw pallet trailing edge Ying Gaiguo retromolar pad district.The lip cheek-tongue side edge of a wing of pallet should be avoided lip cheek lingual frenum away from mucosa invagination about 2mm at the bottom of lip buccal side vestibule ditch and tongue side port, do not hindered the activity of lip, cheek and tongue.Pallet can be carried out suitable amendment if desired.Patient is allowed to practise lifting tongue and the border molding action such as loll during examination pallet.During impression taking operation, it is first according to the powder water proportion requirement of impression material.Tune is mixed modeling composition and is placed in impression tray, and patient's left hand is held mouth mirror and retracted patient's bicker, and the right hand holds pallet.Quickly rotate and put into patient's mouth and make pallet in place, after then pallet is the most in place in mouth, before modeling composition solidification, complete that die limbic function is whole moulds action.When taking maxillary impression, tractive patient upper lip is downward gently, and buccal, tractive left and right is interior before downwards, completes lip buccal side border molding.When taking lower impression, tractive lower lip is upwards gently, and buccal, tractive left and right, in going forward, completes lip buccal side border molding.Allow patient lift tongue and lolling, complete that mouthful feather edge is whole to be moulded.Keep tray position stable during whole moulding, it is to avoid mobile, until modeling composition solidifies completely.Finally, after modeling composition solidifies completely, tilting pallet gently, make die dislocate, then rotary-tray takes out in mouth.Die should be avoided violence when taking out, it is to avoid excessively tilting pallet, in order to avoid pallet and die deformation, or the modeling composition demoulding, it is to avoid pallet collides with to jaw tooth or soft tissue injury.Die checks impression quality after taking out in mouth.It is complete that dentition impression should obtain the intact form of denture and surrounding tissue, stamp surfaces and edge, N/D and bubble, smooth surface, clear, without deformation or demoulding phenomenon.Here, impression material can use material generally in the art, such as alginic acid salt impression material, agar class impression material, silicone rubber kinds impression material.Silicone rubber kinds impression material can use again polycondensation class silicone rubber, addition polymerization class silicone rubber, polyether rubber etc..Second step is, the first step die produced copies abutment die.Replicate herein and can pour into Gypsum Fibrosum in the buccal impression that the first step is obtained and obtain.This step in copy outside abutment die, the most reproducible go out closely connected error free in order to try tooth after porcelain veneer modelling completes on regard to bit model.
Easily it is envisioned that, between two steps of above-mentioned silica gel die, may also include sterilization.Sterilization can use ozone sterilization to be bacteriolyze level method, and sterilization is thorough, noresidue, and broad-spectrum can be killed bacterial propagule and spore, virus, fungus etc., and can destroy Botulinum toxin.It addition, O3Mycete is also had extremely strong killing action.O3Due to poor stability, quickly can be decomposed into oxygen or single oxygen atom voluntarily, and single oxygen atom can be combined into oxygen molecule voluntarily, there is not any toxic residua, so, O3It it is a kind of free of contamination disinfectant.O3For gas, can permeate rapidly whole sterilized space, and sterilizing is without dead angle.
Above-mentioned with described abutment die casting refractory, it is to be understood that in the nib corresponding to abutment of abutment die, to pour into refractory material.Can take out from the nib of abutment die after refractory material sinter molding.Note, above-mentioned refractory material namely fire-resistant molded body.The enforcement of technical solution of the present invention does not relies on the special feature of refractory material, refractory material can use state of the art, such as refer to Chinese patent CN12082860A, particularly as follows: include graphite powder 30～35 weight %, magnesia powder 65～70 weight %, graphite powder and magnesia powder are mixed, adds 0.60～0.80 weight % dispersant；Introduce dispersant, utilize water solublity organic organic and inorganic functional group, heterogeneous or single-phase inorganic matter separated from one another is coupled together, become suspended substance, control viscosity and isoelectric point, IP so that it is reach dispersed.Or ground, may further reference Chinese patent, particularly as follows: comprise spinelle and zirconium oxide, and a kind of dispersant and/or at least one organic basis or the adjuvant on inorganic basis, and comprise fine fraction and the coarse component more than 50 weight %, wherein said coarse component includes that size is more than the coarse grain of 20 μm, and described fine fraction includes the particulate being smaller in size than 20 μm.Wherein, coarse component includes magnesium aluminate spinels and/or sintering spinelle and/or melted spinelle；Fine fraction includes magnesium aluminate spinels and/or sintering spinelle and/or melted spinelle.Or ground, may further reference Chinese patent CN101544500A, particularly as follows: relative to 100 mass parts selected from the material of more than a kind of silicon nitride, boron nitride and carborundum, the material selected from more than a kind of calcium fluoride, Afluon (Asta), calcium oxide or its precursor, magnesium oxide or its precursor, Barium monoxide or its precursor and barium sulfate is contained with the ratio of 5～40 mass parts, and, use level selected from the material of more than a kind of silicon nitride, boron nitride and carborundum, it is to account for more than 20 mass % in the composition, possibly together with possibly together with alumina cement 5～100 mass parts.
In above-mentioned casting refractory, first water used for refractory material can be slurried, then use the similar means such as fine needle by the edge of abutment die injection refractory material serosity slowly.1h can be placed, to ensure that the serosity of refractory material is fully cured after pouring into.Casting can be carried out the most at normal temperatures, such as 20～25 DEG C, and such as 20 DEG C, 21 DEG C, 22 DEG C, 23 DEG C, 24 DEG C, 24.5 DEG C or 25 DEG C, preferably 23 DEG C.After having cast, after refractory material is fully cured, i.e. repair its burr, with to be sintered.
Above-mentioned refractory material sinter molding, its equipment can use dental porcelain stove.Here dental porcelain stove is applied to the processing and fabricating of dental porcelain powder, and it is generally made up of parts such as bell, barbecue table, lifting platform, guidance panels.The temperature of its sinter molding is preferred with 1000～1070 DEG C, such as 1000 DEG C, 1010 DEG C, 1020 DEG C, 1030 DEG C, 1040 DEG C, 1050 DEG C, 1060 DEG C, 1065 DEG C or 1070 DEG C etc., preferably 1050 DEG C.
Refractory material is in the case of above-mentioned sintering temperature, and the time of sinter molding can be 1～5 minute.Such as, 1 minute, 2 minutes, 3 minutes, 4 minutes, 5 minutes, etc..At thermal sintering, can disinfection.Sterilization can use mode well known in the art, no longer enumerates in this.
The porcelain powder of above-mentioned porcelain bisque can use state of the art, such as, can refer to Chinese patent CN103553598A, particularly as follows: (1) is according to preparing the amount of target product, according to (Pr6O11)x(Y2O3)y(ZrO2)1-6x-2yThe stoichiometric proportion of each metallic element in (wherein 0.0020 x+y 1500), weigh chlorine hydrate praseodymium oxide respectively, praseodymium raw material and yttrium raw material, praseodymium raw material and yttrium material dissolution are changed into the mixed solution of corresponding nitrate, and chlorine hydrate praseodymium oxide is completely dissolved into wherein, i.e. it is made into the mixing salt solution of metal contained by target product；(2) mixed solution obtained by step (1) is separately added into soluble-salt and organic-fuel, heating for dissolving obtains mixed solution, continue heating mixed solution and be concentrated into thick, put in the heating furnace cavity that temperature is 400～1000 DEG C and ignite, after having burnt, take out powder body；(3) product that step (2) obtains is scrubbed, filtration, is dried, i.e. obtains end product；Wherein, in step (1), described praseodymium raw material is praseodymium oxide, praseodymium nitrate, Praseodymium trihydroxide or praseodymium carbonate, and yttrium raw material is yittrium oxide, Yttrium trinitrate, Yttrium trihydroxide or Yttrium carbonate (Y2(CO3)3)；In step (2), described soluble-salt is NaCl, KCl, LiCl, CaCl2In one or more, the molal quantity of added soluble-salt is 0.5～7.0 times of metal ion summation in target product；In step (2), described organic-fuel is one or both in glycine and carbamide, added organic-fuel molal quantity is metal ion total moles in products therefrom 0.5～5 times；In step (3), described washing refers to that the electrical conductivity being washed with deionized water to cleaning mixture is less than 10 μ s/cm2.Or can refer to Chinese patent, and specially CN101664368A, particularly as follows: a kind of complete porcelain powders of admiring for dentistry, including bonding porcelain powder, hide color porcelain powder and body porcelain powder, by mass percentage, described bonding porcelain powder includes following components: 50～the SiO of 55%2, 5～the Al of 10%2O3, 8～the B of 15%2O3, 10～the SnO of 15%2, 0～the ZrO of 1%CaO, 1～3%2, 4～the Na of 10%2The K of O, 0.5～8%2The Li of O, 0～1%2O, 1～4%BaO and 0～the F of 1%；Described screening color porcelain powder includes following components；50～the SiO of 60%2, 3～the Al of 10%2O3, 0.5～the SnO of the CaO of 1%, 20～30%2, 0～the TiO of 1%2, 0.5～the ZrO of 1%2, 7～the Na of 10%2The K of O, 0.5～8%2The BaO of O and 0.5～4%；Described body porcelain powder includes following components: 60～the SiO of 70%2, 4～the Al of 10%2O3, 0.5～the B of the CaO of 1%, 1～5%2O3, 5～the Na of 10%2The K of O, 5～10%2The Li of O, 0.5～1%2The BaO of O and 5～8%.May further reference Chinese patent, particularly as follows: this disposable sintering metal baking-ceramic tooth powder, described powder is divided into porcelain powder and powdered frit；Described porcelain powder includes following component by percentage to the quality: 55～60%SiO2, 3～4%Al2O3, 5～7%Na2CO3, 2～4%K2CO3, 4～6%CaCO3, 4～6%B2O3, 7～10%BaCO4, 1～3%ZrO2, 4～6%Li2O, 1～3%SnO2, each component sum is 100；In described porcelain powder, granularity less than 5 microns account for more than the 95% of gross mass；Described powdered frit includes following component by percentage to the quality: 60～70%SiO2, 4～6%Al2O3、Na2CO3, 8～12%K2CO3, 7～10%CaCO3, 1～3%B2O3, 1～2%ZrO2, 1～3%SnO2, each component sum is 100；In described powdered frit, granularity less than 5 microns account for more than the 95% of gross mass.Described porcelain powder is 0.98～1.02:1 with the ratio of the sintering shrinkage speed of powdered frit, and described porcelain powder is 1:50～50:10 with the fineness ratio of powdered frit.
In the coating of above-mentioned porcelain bisque, first porcelain powder water can be slurried, re-use brush pen etc. and dip serosity in the brushing of the surface of work model until making porcelain bisque become thread form.The thickness of the coating of porcelain bisque can set according to the kind of porcelain bisque, is preferably 0.02～0.2mm, such as 0.02mm, 0.021mm, 0.022mm, 0.04mm, 0.06mm, 0.1mm, 0.11mm, 0.12mm, 0.15mm, 0.18mm, 0.2mm etc..For hiding color porcelain, its coating thickness can be 0.02～0.05mm；For fluorescent porcelain, its coating thickness can be 0.05mm；For essence porcelain, its coating thickness can be 0.1mm；For enamel porcelain, its coating thickness can be 0.05mm.
The agglomerating plant of above-mentioned porcelain bisque can use dental porcelain stove.The temperature of the sintering of porcelain bisque is advisable with 500～910 DEG C, such as 750 DEG C, 780 DEG C, 850 DEG C, 880 DEG C, 900 DEG C, 905 DEG C, 910 DEG C, etc..
Porcelain bisque is in the case of above-mentioned sintering temperature, and the time of its sintering is 30～60 seconds.
The sintering of above-mentioned porcelain bisque can set as vacuum under vacuum according to actual needs.
What deserves to be explained is, for different types of porcelain bisque, the temperature and time of its sintering can differ, such as: for hiding color porcelain, its sintering temperature is 980 DEG C, and sintering time is 60 seconds；For special simulated effect porcelain, its sintering temperature is 910 DEG C, and sintering time is 60 seconds；For essence porcelain, its sintering temperature is 905 DEG C, and sintering time is 60 seconds；For enamel porcelain, its sintering temperature is 900 DEG C, and sintering time is 60 seconds.
Also include tooth veneer is polished after porcelain bisque sinter molding.Polishing and need, according to dental arch radian, tooth body length, tooth bulging, to make the anatomical dental form of standard, adjust side jaw, protract jaw, and function jaw is accomplished multiple functional, and imitates the dermal tooth in adjacent teeth thin tiny characteristic making artificial tooth.
Glazing is also included after polishing.Dyeing glazing, uniformly fills the surface of porcelain tooth veneer, is dried 5 minutes according to tooth dye levels, and glazing is not carried out under conditions of evacuation being not pressurized, and the temperature of glazing can be 900 degree, and glazing terminates to have sintered for latter 60 seconds.
Can be after glazing, taking-up sander, 200 xenophthalmia, 0.01--0.10 pressure takes off porcelain tooth veneer from work model, can directly be worn on oral cavity abutment.
After taking off porcelain tooth veneer from work model, porcelain tooth veneer ultrasound wave pure water can be cleaned up, remove surface impurity and antibacterial.Finally, ozone sterilization is cleaned.
Embodiment 1
Produce silica gel model: first in oral cavity with silica gel for impression material impression taking, to obtain the form of tooth.The oral cavity silica gel die that the first step is obtained again carries out ozonization, finally pours into Gypsum Fibrosum in the silica gel die of oral cavity and obtains abutment model.
Produce work model: be first slurried by water used for refractory material, then carry out at 20 DEG C of operation rooms, below use the similar means such as fine needle by the edge of abutment die injection refractory material serosity slowly.1h can be placed, to ensure that the serosity of refractory material is fully cured after pouring into.After casting terminates, after refractory material is fully cured, i.e. repair its burr.Again the refractory material of casting is placed in dental porcelain stove, sinters 5 minutes at 1030 DEG C, obtain the work model of abutment.
Porcelain powder uses: be slurried with water by porcelain powder (compounded formed by screening color porcelain, fluorescent porcelain, special simulated effect porcelain, essence porcelain, enamel porcelain), re-use brush pen etc. and dip serosity in the brushing of the surface of work model until making porcelain bisque become thread form, obtain the porcelain bisque that thickness is 0.3～0.6mm.Being placed in dental porcelain stove by above-mentioned porcelain bisque, under vacuum, sinter 60 seconds at 500～980 DEG C, molding obtains about 0.2～0.5mm enamel coating, the tooth veneer being attached on work model.
Above-mentioned tooth veneer is polished.Polishing needs, according to dental arch radian, tooth body length, tooth bulging, to make the anatomical dental form of standard, adjusting side jaw, protract jaw, and function jaw is accomplished multiple functional, and imitating the dermal tooth in adjacent teeth thin tiny characteristic making artificial tooth, thickness is 0.1～0.3mm, weight 0.04～0.08 gram.
Poststaining glazing in polishing.Uniformly filling the surface of porcelain tooth veneer, be dried 5 minutes according to the degree of tooth dyeing, glazing is not carried out under conditions of evacuation being not pressurized, and the temperature of glazing can be 900 degree, and glazing terminates to have sintered for latter 30 seconds.
Can be after glazing, taking-up sander, 200 xenophthalmia, 0.01～0.10 pressure takes off porcelain tooth veneer from work model, can directly be worn on oral cavity abutment.After taking off porcelain tooth veneer from work model, porcelain tooth veneer ultrasound wave pure water can be cleaned up, remove surface impurity and antibacterial.Finally, ozone sterilization is cleaned.
Embodiment 2
Take silica gel model: first in oral cavity with silica gel for impression material impression taking, to obtain the form of tooth.The oral cavity silica gel die that the first step is obtained again carries out ozonization, finally pours into Gypsum Fibrosum in the silica gel die of oral cavity and obtains abutment model.
Produce work model: be first slurried by water used for refractory material, then carry out at 25 DEG C of operation rooms.Hereinafter use the similar means such as fine needle by the edge of abutment die injection refractory material serosity slowly.1h can be placed, to ensure that the serosity of refractory material is fully cured after pouring into.After casting terminates, after refractory material is fully cured, i.e. repair its burr.Again the refractory material of casting is placed in dental porcelain stove, sinters 5 minutes at 1070 DEG C, obtain the work model of abutment.
Porcelain powder uses: be slurried with water by porcelain powder (compounded formed by screening color porcelain, fluorescent porcelain, special simulated effect porcelain, essence porcelain, enamel porcelain), re-use brush pen etc. and dip serosity in the brushing of the surface of work model until making porcelain bisque become thread form, obtain the porcelain bisque that thickness is 0.3～0.6mm.Being placed in dental porcelain stove by above-mentioned porcelain bisque, under vacuum, sinter 60 seconds at 500～980 DEG C, molding obtains about 0.2～0.5mm enamel coating, the tooth veneer being attached on work model.
Above-mentioned tooth veneer is polished.Polishing and need, according to dental arch radian, tooth body length, tooth bulging, to make the anatomical dental form of standard, adjust side jaw, protract jaw, and function jaw is accomplished multiple functional, and imitates the dermal tooth in adjacent teeth thin tiny characteristic making artificial tooth.Thickness is 0.1～0.3mm, weight 0.04～0.08 gram.
Poststaining glazing in polishing.Uniformly filling the surface of porcelain tooth veneer, be dried 5 minutes according to the degree of tooth dyeing, glazing is not carried out under conditions of evacuation being not pressurized, and the temperature of glazing can be 900 degree, and glazing terminates to have sintered for latter 30 seconds.
Can be after glazing, taking-up sander, 200 xenophthalmia, 0.01～0.10 pressure takes off porcelain tooth veneer from work model, can directly be worn on oral cavity abutment.After taking off porcelain tooth veneer from work model, porcelain tooth veneer ultrasound wave pure water can be cleaned up, remove surface impurity and antibacterial.Finally, ozone sterilization is cleaned.
Embodiment 3
Produce abutment model: first in oral cavity with silica gel for impression material impression taking, to obtain the form of tooth.The oral cavity silica gel die that the first step is obtained again carries out ozonization, finally pours into Gypsum Fibrosum in the silica gel die of oral cavity and obtains abutment model.
Produce work model: be first slurried by water used for refractory material, then carry out at 23 DEG C of operation rooms, below use the similar means such as fine needle by the edge of abutment die injection refractory material serosity slowly.1h can be placed, to ensure that the serosity of refractory material is fully cured after pouring into.After casting terminates, after refractory material is fully cured, i.e. repair its burr.Again the refractory material of casting is placed in dental porcelain stove, sinters 5 minutes at 1050 DEG C, obtain the work model of abutment.
Porcelain powder uses: be slurried with water by porcelain powder (compounded formed by screening color porcelain, fluorescent porcelain, special simulated effect porcelain, essence porcelain, enamel porcelain), re-use brush pen etc. and dip serosity in the brushing of the surface of work model until making porcelain bisque become thread form, obtain the porcelain bisque that thickness is 0.2～0.6mm.Being placed in dental porcelain stove by above-mentioned porcelain bisque, under vacuum, sinter 60 seconds at 500～910 DEG C, molding obtains about 0.15～0.5mm enamel coating, the tooth veneer being attached on work model.
Above-mentioned tooth veneer is polished.Polishing and need, according to dental arch radian, tooth body length, tooth bulging, to make the anatomical dental form of standard, adjust side jaw, protract jaw, and function jaw is accomplished multiple functional, and imitates the dermal tooth in adjacent teeth thin tiny characteristic making artificial tooth.
Poststaining glazing in polishing.Uniformly filling the surface of porcelain tooth veneer, be dried 5 minutes according to the degree of tooth dyeing, glazing is not carried out under conditions of evacuation being not pressurized, and the temperature of glazing can be 900 degree, and glazing terminates to have sintered for latter 30 seconds.
Can be after glazing, taking-up sander, 200 xenophthalmia, 0.02 pressure takes off porcelain tooth veneer from work model, can directly be worn on oral cavity abutment.After taking off porcelain tooth veneer from work model, porcelain tooth veneer ultrasound wave pure water can be cleaned up, remove surface impurity and antibacterial.Finally, ozone sterilization is cleaned.
The manufacture method of the present invention is applicable to inside xanthodont for severe, severe tetracycline pigmentation teeth, severe dental fluorosis, severe devital tooth and entirely hides color dummy, color dummy is hidden for xanthodont, Mild tetracycline's tooth, slight dental fluorosis, the inside half of slight devital tooth, too small for closing interval of tooth, tooth defect, tooth, thread form uneven without hiding color dummy.
The manufacture method of the present invention is a kind of a kind of porcelain veneer being not required to directly be moulded shape based on any material with porcelain powder heap, and true procelain powder will not be because of to there being certain material allergic problem, and environmental protection is attractive in appearance, lightly, and foreign sense.It addition, the porcelain tooth veneer thinner thickness obtained, 0.1mm can be as thin as, the lightest 0.04 gram, the half seamless stickup of inclusion, use internal screening color maneuver, vary without tooth essence and reach cosmetic result.
Owing to the numerical range of each technological parameter involved in the present invention can not all embody in the above-described embodiments, as long as but the most envisioned any numerical value fallen in this numerical range above-mentioned of those skilled in the art all can implement the present invention, the most also include the combination in any of occurrence in the range of some numerical value.Herein, for the consideration of length, eliminating and provide the embodiment of occurrence in certain one or more numerical range, this is not to be construed as the insufficient disclosure of technical scheme.
Applicant states, the present invention illustrates detailed process equipment and the technological process of the present invention by above-described embodiment, but the invention is not limited in above-mentioned detailed process equipment and technological process, i.e. do not mean that the present invention has to rely on above-mentioned detailed process equipment and technological process could be implemented.Person of ordinary skill in the field is it will be clearly understood that any improvement in the present invention, and the equivalence of raw material each to product of the present invention is replaced and the interpolation of auxiliary element, concrete mode selection etc., is within the scope of the present invention.
Claims (10)
1. the manufacture method of a porcelain tooth veneer, it is characterised in that comprise the following steps:
Silica gel die is provided, is copied into abutment die, with described abutment die casting refractory and make its sinter molding obtain work model；
At the surface-coated porcelain bisque of described work model, then make described porcelain bisque sinter molding, obtain porcelain tooth veneer.
Manufacture method the most according to claim 1, it is characterised in that the temperature of the casting of described refractory material is 20～25 DEG C.
Manufacture method the most according to claim 1, it is characterised in that described in make the temperature of casting refractory sinter molding be 1000～1070 DEG C.
Manufacture method the most according to claim 1, it is characterised in that the time making casting refractory sinter molding is 1～5 minute.
Manufacture method the most according to claim 1, it is characterised in that the temperature of described porcelain powder sintering molding is 500～980 DEG C.
Manufacture method the most according to claim 1, it is characterised in that the time of described porcelain powder sintering molding is 30～60 seconds.
Manufacture method the most according to claim 1, it is characterised in that described porcelain powder sintering is carried out under conditions of being molded over vacuum.
Manufacture method the most according to claim 1, it is characterised in that the thickness of described porcelain bisque is 0.1mm.
Manufacture method the most according to claim 1, it is characterised in that also include tooth veneer is polished after described porcelain bisque sinter molding.
Manufacture method the most according to claim 9, it is characterised in that also include glazing after described polishing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610298360.3A CN105816251A (en) | 2016-05-05 | 2016-05-05 | Manufacturing method of porcelain tooth wainscot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610298360.3A CN105816251A (en) | 2016-05-05 | 2016-05-05 | Manufacturing method of porcelain tooth wainscot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105816251A true CN105816251A (en) | 2016-08-03 |
Family
ID=56529055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610298360.3A Pending CN105816251A (en) | 2016-05-05 | 2016-05-05 | Manufacturing method of porcelain tooth wainscot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105816251A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091251A (en) * | 2018-09-14 | 2018-12-28 | 浙江迅实科技有限公司 | A kind of interim veneer production method of oral cavity digitlization |
| CN110090160A (en) * | 2019-03-26 | 2019-08-06 | 合肥卓越义齿制作有限公司 | A kind of pair of dummy carries out the dental all-ceramics porcelain powder of Overlaying process |
| CN111150502A (en) * | 2020-01-19 | 2020-05-15 | 四川大学 | Dental mixed porcelain veneer and manufacturing method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080081318A1 (en) * | 2006-09-29 | 2008-04-03 | Ultradent Products, Inc. | Prelayered dental appliances, kits, and methods for providing consistent shade matching |
| CN101878006A (en) * | 2007-11-28 | 2010-11-03 | 3M创新有限公司 | Digitally-painted dental articles |
| CN102499765A (en) * | 2011-11-08 | 2012-06-20 | 郑雷 | Tooth cosmetic veneering method |
| CN102579148A (en) * | 2012-03-05 | 2012-07-18 | 深圳市爱尔创科技有限公司 | Preparation method of aesthetic all-zirconia restoration body |
| CN102743235A (en) * | 2012-07-13 | 2012-10-24 | 深圳市金悠然科技有限公司 | Method for processing ultra-thin cast porcelain laminate veneer capable of preventing tooth grinding |
| CN104557151A (en) * | 2014-12-31 | 2015-04-29 | 东莞市爱嘉义齿有限公司 | Method for glazing porcelain-fused-to-metal false tooth |
-
2016
- 2016-05-05 CN CN201610298360.3A patent/CN105816251A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080081318A1 (en) * | 2006-09-29 | 2008-04-03 | Ultradent Products, Inc. | Prelayered dental appliances, kits, and methods for providing consistent shade matching |
| CN101878006A (en) * | 2007-11-28 | 2010-11-03 | 3M创新有限公司 | Digitally-painted dental articles |
| CN102499765A (en) * | 2011-11-08 | 2012-06-20 | 郑雷 | Tooth cosmetic veneering method |
| CN102579148A (en) * | 2012-03-05 | 2012-07-18 | 深圳市爱尔创科技有限公司 | Preparation method of aesthetic all-zirconia restoration body |
| CN102743235A (en) * | 2012-07-13 | 2012-10-24 | 深圳市金悠然科技有限公司 | Method for processing ultra-thin cast porcelain laminate veneer capable of preventing tooth grinding |
| CN104557151A (en) * | 2014-12-31 | 2015-04-29 | 东莞市爱嘉义齿有限公司 | Method for glazing porcelain-fused-to-metal false tooth |
Non-Patent Citations (5)
| Title |
|---|
| 刘勇: "瓷贴面牙体预备方法", 《实用美容牙科学》 * |
| 刘庆熙: "瓷修复技术", 《口腔修复工艺理论与实践概要》 * |
| 孙正: "牙体缺损修复的印模制取", 《口腔科》 * |
| 王宝成等: "采用烧结技术制作全瓷贴面", 《中国美容医学》 * |
| 王忠义、赵铱民: "《疑难口腔医学》", 30 September 2008 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091251A (en) * | 2018-09-14 | 2018-12-28 | 浙江迅实科技有限公司 | A kind of interim veneer production method of oral cavity digitlization |
| CN110090160A (en) * | 2019-03-26 | 2019-08-06 | 合肥卓越义齿制作有限公司 | A kind of pair of dummy carries out the dental all-ceramics porcelain powder of Overlaying process |
| CN111150502A (en) * | 2020-01-19 | 2020-05-15 | 四川大学 | Dental mixed porcelain veneer and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Malament et al. | The cast glass-ceramic restoration | |
| JP3836896B2 (en) | Injection ceramic network structures for the production of tooth profiles and dental fillings | |
| CN105816250A (en) | Processing method of porcelain tooth wainscot | |
| Zandparsa | Digital imaging and fabrication | |
| US20050261795A1 (en) | Method of making ceramic dental restorations | |
| US10299888B2 (en) | Pedodontic/veterinary dental crown system | |
| WO2011156602A2 (en) | Method, system, and composition for coloring zirconia dental ceramics | |
| CN108309482B (en) | High-transparency ultrathin zirconium oxide prosthesis | |
| US20100028835A1 (en) | Pedodontic/veterinary dental crown system | |
| Lee et al. | Effects of computer-aided manufacturing technology on precision of clinical metal-free restorations | |
| WO2006076413A2 (en) | Prefabricated pediatric crowns and method of producing prefabricated crowns | |
| CN105816251A (en) | Manufacturing method of porcelain tooth wainscot | |
| WO2005007009A1 (en) | Process for producing dental prosthesis and kit for use therein | |
| CN111658194A (en) | Production process of oral implant porcelain tooth | |
| JP5702691B2 (en) | Coated crown and method for producing the same | |
| CN105997282A (en) | Processing method of porcelain tooth veneer | |
| CN107397683A (en) | A kind of ceramic tooth veneer and preparation method thereof | |
| KR101290278B1 (en) | Composition for coating the artificial denture teeth and manufacturing method of artificial denture teeth using the composition | |
| Agrawal et al. | Bioceramics for Cosmetic Dentistry | |
| EP3545939A1 (en) | Dental modelling fluids | |
| El-Shimy et al. | One Year Clinical Evaluation of Pressed BioHPP Polyetheretherketone (Peek)-Based versus Zirconia-Based Single Crowns (Randomized Controlled Clinical Trial) | |
| Ranjan et al. | CERAMIC | |
| Singh et al. | Ceramic Machining Systems-A New Era in Prosthodontics | |
| KR20240042365A (en) | Multicolor zirconium oxide blank for dental prosthesis | |
| Nautiyal et al. | RECENT CERAMIC MATERIALS: AN ESTHETIC PROMISE TO PATIENT. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Guizhen Inventor after: Zhang Zhifan Inventor before: Zhang Zhifan |
|
| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170123 Address after: 527300 Guangdong city of Yunfu province Xinxing County five East Village town of Paradise ash No. 38 Applicant after: Zhang Guizhen Applicant after: Zhang Zhifan Applicant after: Beijing Shunxing amart Technology Co. Ltd. Address before: 527300 Guangdong city of Yunfu province Xinxing County five East Village town of Paradise ash No. 38 Applicant before: Zhang Zhifan |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160803 |