CN103253936A - Medical-stone-doped yttria-stabilized zirconia health care ball formula and manufacturing method thereof - Google Patents
Medical-stone-doped yttria-stabilized zirconia health care ball formula and manufacturing method thereof Download PDFInfo
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Abstract
The invention relates to a medical-stone-doped yttria-stabilized zirconia health care ball formula and a manufacturing method thereof. Part of medical stones is doped in yttria-stabilized zirconia, so that the formula has a health-care function of medial stones. The manufacturing method comprises the following steps of: with the adoption of a special colloid formula, first, pre-compressing dry power at low pressure; then, moulding at high pressure by isostatic pressing; sintering at 1400-1530 DEG C; and then, grinding and polishing to obtain the product provided by the invention. The manufacturing process flow is as follows: proportioning of yttria-stabilized zirconia slurry or powder without colloid and superfine power of medical stones; ball-milling and homogenizing; stirring and grinding (adding special formula colloid); spraying, drying and palletizing; pre-pressing; carrying out isostatic pressing; sintering; grinding; polishing; and preparing the medical stone doped yttria-stabilized zirconia health care ball. In addition, yttria-stabilized zirconia ceramic bearing balls can be produced without doping the medical stones to the yttria-stabilized zirconia, wherein other processes are unchanged. The three-point bending strength of the obtained product is greater than or equal to 600MPa, the fracture toughness is greater than or equal to 10MPa.ml/2 and the hardness (Hv) is greater than or equal to 1500GMa.
Description
Technical field
The invention belongs to ceramic new material structure unit and manufacture method thereof that a kind of therapeutic massage is used, be a kind of ceramic health-care massage appliance specifically with ball or bearing standard ball prescription and manufacture method thereof, because of zirconic unreactiveness, medical stone is mainly played package action, do not influence the health-care effect of medical stone, products obtained therefrom is mainly used in the high-end therapeutic massage apparatus, and the yttrium stable zirconium oxide standard ball of the medical stone that undopes can be applied to ceramic bearing.
Background technology
The present invention has two technical backgrounds: therapeutic massage effect and ceramic bearing ball.
Healthcare industry is in the ascendant at home and abroad at present, and market is very big, and development potentiality is also huge.Wherein the therapeutic massage apparatus is subjected to the numerous common people to take like a shot more environmental protection, health especially deeply.And the natural radiation that trace is arranged of medical stone is favourable to health, is popular in developed country's healthcare industry such as Japan, European Union in recent years, and relevant therapeutic massage apparatus with medical stone is energetically in the performance history.
Zirconium white standard ball manufacturing technology is the very big production technology of degree-of-difficulty factor in the special cermacis.Domestic production zirconium white bearing grade standard ball all is to extrude block work in-process with dry powder earlier at present, is processed into sphere with engraving machine then, goes to fire again, and goes mill processing again, polishing again, and production technique is numerous and diverse, the cost height, qualification rate is low.
Directly with static pressure such as dry powder, because of reasons such as its rubber mold and chargings, work in-process circularity is very poor in addition, and the post-production amount is big, as without engraving, directly grinds processed finished products, and its mill processing (zirconium white product itself is very wear-resisting) cost is too high-leveled and difficult to allow market accept.
Directly suppress spherical work in-process with dry powder by full automatic press, the technology of firing then is technology that zirconia ceramics manufacturing enterprise wants to finish and that fail to finish always, and its topmost defective is crackle, is difficult to moulding.
The independent balling-up of medical stone is done product and can not be taked, and the one, its outward appearance rough porous is not attractive in appearance; The 2nd, intensity is low, and is not wear-resisting, and the mill processing difficulties, can't process to reach required precision, or occur a large amount of damaged in the mill course of processing.
Summary of the invention
The objective of the invention is to: with the medical stone into yttrium stable zirconium oxide material that mixes; because of zirconic chemical stability, with the reaction of meal wheat stone, only medical stone is not played package action; so the effect to medical stone shields, can effectively bring into play the health-care effect of medical stone.
Another object of the present invention is to: a kind of manufacture method of dry powder compacting ceramic oxide standard of materials ball is provided, comprises the colloid prescription of powder and the special process of moulding.
The objective of the invention is to be achieved through the following technical solutions:
Ultra-fine maifanite powder is adopted in making of the present invention, white powder is good, pale yellow powder takes second place, in ball mill, mix homogenizing with yttrium stable zirconium oxide slurry or the Zirconium powder that do not add colloid in certain proportion, mix homogenizing and add special colloid system in the back fully, mix certain hour with stirring mill, discharging, spraying drying makes powder, behind the little pressure pre-molding of dry powder press, again through waiting compacting of static pressure 120-160MPa high pressure, burn till through 1400 ℃ of-1530 ℃ of high temperature oxidation flames again, products made thereby is through attrition process, again after polished finish, and can accurate bearing ball precision up to standard.
The product of made of the present invention can guarantee the nourishing function of medical stone, can guarantee the attractive in appearance approaching of product again or reach artificial zirconium jewel effect, product diameter mismachining tolerance can be controlled in positive and negative 0.05 millimeter simultaneously, the ball circularities reaches six grades of bearing ball standards, guarantees setting accuracy and the requirement of health care instrument.Product of the present invention is the zirconia base material in addition, and wear resistance is fine, can be controlled in 3/100000ths with interior per hour abrasion.The product that the present invention makes is also bright and clean because showing, beautiful texture is arranged, small and exquisite fineness, and feel is splendid, is the excellent product innovation of healthcare industry.The product of made of the present invention can also be developed other commodity of new industry that special cermacis combines with health-care hospital.
The dry powder compacting is adopted in making of the present invention, powder is adopted new prescription colloid system, mould has been done new improvement, and the compacting parameter is different with usual production, and other are with common special cermacis dry powder pressing process, technology is simple, workable, can be mass-produced, output is big, the efficient height, qualification rate can reach 98%.Made product dead size precision height of the present invention, the post-production surplus is little, and surplus can be controlled in the 0.1-0.25 millimeter, post-production precision height, diameter error can be controlled in 0.05 millimeter.For the yttrium stable zirconium oxide ball, because of the high-wearing feature of material itself, later stage mill processing is difficulty quite, the post-production cost can reach 50% or more than.
Described yttrium stable zirconium oxide doping maifanshi health-care ball manufacturing process flow is:
Yttrium stable zirconium oxide slurry or do not add rubber powder body+medical stone superfine powder (proportioning)---ball milling homogenizing------spray-drying process---precompressed------sintering---mill processing---polishing---the yttrium stable zirconium oxide doping maifanshi health-care ball that waits static pressure that stirs mill (adding the proiprietary formula colloid).
Wherein, described yttrium stable zirconium oxide slurry or do not add rubber powder body+medical stone superfine powder (proportioning), process the yttrium stable zirconium oxide slurry earlier, or outsourcing does not add the glue yttrium and stablizes the oxidation powder, slurry or powder must be to prepare, having ground and be worked into required fineness, is good with the yttrium stable zirconium oxide slurry again wherein, is more convenient for and medical stone powder homogenizing.The medical stone powder is good with white powder, and faint yellow powder takes second place.The medical stone powder fineness must be controlled particle diameter less than 2 microns, is good with 0.5 micron.The proportioning yttrium stable zirconium oxide: medical stone=100:(0.5-50) is good.
Described ball milling homogenizing is yttrium stable zirconium oxide slurry (powder) and medical stone powder compound to be put into ball mill pulverize, and mixes homogenizing.Can add water 40-60 part weight according to 100 parts of weight compounds (siccative), ball milling is more than 24 hours.
Described stirring mill (adding the proiprietary formula colloid) be with ball milling homogenizing completely mixed slurry forward to and stir in the mill.100 parts of weight of siccative with compound are that radix calculates, the polyoxyethylene glycol (PEG) that additionally adds 0.5-1.5 part respectively, the hard ester acid that adds 0.2-1.0 part, the Sudan Gum-arabic that adds 0.5-1.0 part, the defoamer that adds 0.3 part adds 1.0-2.0 part polyvinyl alcohol (PVA).The colloid that wherein adds is all weighed with siccative, dissolves in advance in water or the alcohol with different ratios respectively to be prefabricated into solution again, adds in the mixed slurry in stirring again, and could slurry be mixed like this.And polyvinyl alcohol (PVA) adds at last, adds while require to stir slowly.Because of adding colloid had moisture, so can additionally not add water, slurry is convenient to spraying drying after with colloid mixture and is got final product.This prescription colloid can increase the viscosity of dry back powder, plasticity-, and oilness can provide good properties of powder for the dry powder pressing process.
Described spray-drying process is with at the slurry that stirs after mill adds glue, and is dry in spray-drying tower, the whirlwind granulation, and the gained powder particle size is controlled, generally controls at full mistake 60 mesh sieves or 80 mesh sieves, or full mistake 100 mesh sieves.Gained powder water content can be controlled in 0.5%.And particle is generally sphere, is convenient to the dry powder compacting.
Described precompressed is with conventional oil press or full-automatic (TPA) dry powder press, is pressed into ball-type in advance.Product is ball-type, forms so dry pressing die set adds master mold by two hemisphere drifts up and down.The upper punch press face is ball-type, is not common planar, thus stressed be not that common interface is equally stressed evenly, stress concentration when the ball-type upper punch is worked downwards, and all point to the centre of sphere produces very big concentrated prestress.Simultaneously, because be ball-type, air is gathered in the dome space of die face easily when working downwards, and under certain speed and under the pressure, exhaust is difficult in powder pressurized and compaction process, forms the pressurized air bag of certain pressure.Finish in compacting, during the depanning of the up back of upper punch, product diffuses because of prestress, volumetric expansion and cause crackle.So the present invention improves mould in technological process, leave venting hole in the upper punch upper end, interior big outer little tapered, leave 0.5 millimeter 2 roads or 4 road air discharge ducts simultaneously on the both sides of upper punch symmetry, air discharge duct and master mold have the space, and straight-through outer top.Slow down pressing speed simultaneously, by common 7-11 spare/minute the compacting frequency be down to 1-6 spare/minute, the dwell time lengthens, and is conducive to the base substrate exhaust.Every cm2 pressure is adjusted into the 5-50 kilogram by common 800-1200 kilogram simultaneously.Reduce pressure compacting, prestress that can corresponding minimizing base substrate, prestressed diffusing when depanning, base substrate expansion damage power significantly reduces.Because the proiprietary formula colloid system of powder can obtain good spherical base substrate under the situation of little pressure, qualification rate reaches more than 98% in addition.
Described static pressure such as grade is static pressure such as wet type, spherical base substrate after the precompressed is packed into earlier in the latex rubber bag, and (latex material pressure in waiting static pressure environment is even, the power conduction evenly, shrink evenly, be the isostatic pressing process common used material), be loaded on etc. in the working fluid of quiet machine, behind the static pressure such as high pressure of 120-160 MPa (MPa), can make spherical even green body pressurized, and fine and close.The spherical base substrate that comes out Deng static pressure can be a homogeneous mass, is different from the inside and outside different sites density difference of base substrate that dry-pressing is come out.
Described sintering refers to the base substrate after waiting static pressure, through 1400 ℃ of-1530 ℃ of high temperature oxidation atmosphere sinterings, can get high specific gravity, high-wearing feature, near net-shape zirconium white matter product with electrical kiln or liquefied gas kiln.Concrete firing temperature is relevant with used yttrium stable zirconium oxide substrate material, and is also relevant with the medical stone ratio of mixing.
Described attrition process is that the base substrate that will sinter is placed on and carries out spherical grinding processing on the abrasive working appts.
Described polishing is that the base substrate after attrition process is good is put into polishing medium, with the specific equipment polishing, makes product surface bright and clean.
The invention has the advantages that:
The present invention because of zirconic unreactiveness, can well guarantee the health-care effect of medical stone with the yttrium stable zirconium oxide medical stone that mixes.
Since the high rigidity of yttrium stable zirconium oxide matrix, high-wearing feature, good beautiful texture, best bright finish, high precision, high-quality, can well cooperate high-grade massage device, development care appliance high-end market.
The present invention uses the dry powder pressing process, and technology is simple, the production efficiency height, and the finished product height, production cost is low.Produce simultaneously and can take full advantage of original production unit and space, additionally do not increase input.Artistic carving relatively, production efficiency can improve by tens place, and the hardware less investment.
The present invention through waiting compacting of static pressure high pressure, burns till the back than great again owing to adopt little pressure precompressed earlier, and hardness is big, bending strength is big, wear resistance is good, a relative dry-pressing technology, and product quality is better.
Another big characteristics of the present invention are, in the technology as the medical stone that undopes, can be used for producing ceramic bearing, and this is again the high-tech sector of bearing industry.
The present invention is applicable to aluminium nitride simultaneously, other special cermacis industries such as silicon carbide.
Embodiment
The invention will be further described below in conjunction with concrete case study on implementation.
Case study on implementation one
A kind of yttrium stable zirconium oxide doping maifanshi health-care ball prescription and making method.Consider the technical requirements of health-care effect and high-end massage appliance, select to adopt dry powder pressing process production standard Ceramic Balls with the yttrium stable zirconium oxide medical stone that mixes.
Prescription of the present invention and preparation method thereof is as follows:
1, the yttrium stable zirconium oxide slurry being converted to siccative mixes with the ratio proportioning of 100:1 with white medical stone powder, the medical stone powder particle size is less than 2 microns, white, D50 is less than 500 nanometers for zirconium white slurry fineness, mix back ball milling 24 hours in ball mill, its mixing and water adding ratio is material: ballstone: water=1:3:0.5.
2, go out ball after mixing fully, in stirring mill, stir on one side, on one side to add following colloid: calculate with the 100 parts of weight of compound siccative in described 1, the polyoxyethylene glycol (PEG) that successively adds 1 part of weight in addition, the hard ester acid that adds 0.5 part of weight, the Sudan Gum-arabic that adds 0.5 part of weight, the defoamer of 0.3 part of weight of adding adds 1.5 parts of weight polyvinyls (PVA).Wherein: PEG is that the form with 10% the aqueous solution adds, and hard ester acid is that the form with 20% spirituous solution adds, and Sudan Gum-arabic is that the form with 10% the aqueous solution adds, and PVA is that the form with 5% the aqueous solution adds, and defoamer is that outsourcing is liquid.PVA is last slowly to add.
3, the spray-drying tower air inlet temperature is 150 ℃, and temperature out is 50 ℃, and dry back powder moisture is less than 0.5%, and powder is crossed 60 mesh sieves.
4, dry press is 16 tons of TPA dry powder press in Haining, and frequency is 3/minute, and pressure is 5KN, and being converted into pressure is 15 kg/cm.One 0.5 millimeter straight-through air discharge duct is respectively opened in mould upper punch symmetry both sides.
5, hydrostatic pressure is 150MPa, pressurize 30 seconds.
6, sintering elevator furnace, 1200 in every stove.1510 ℃ of the highest temperatures, soak 2 hours.
7, attrition process and polishing are finished at patent equipment, working accuracy diameter ± 0.03mm, and circularities reaches six grades of bearing standards, product percent of pass 98% of the present invention.
Embodiment two
A kind of making method of yttrium stable zirconium oxide standard rolling bearing ball.The present invention adopts dry powder compacting production technique.Its concrete technology is as follows:
1, the yttrium stable zirconium oxide powder is added ball mill by proportioning, through big ballstone corase grind, after the fine grinding of bead stone, the slurry ball milling to fineness D50 be 300 nanometers.
2, after slurry goes out ball, in stirring mill, stir on one side, on one side to add following colloid: calculate with the 100 parts of weight of compound siccative in described 1, the polyoxyethylene glycol (PEG) that successively adds 1.0 parts of weight, the hard ester acid that adds 0.5 part of weight, the Sudan Gum-arabic that adds 0.5 part of weight, the defoamer of 0.3 part of weight of adding adds 1.5 parts of weight polyvinyls (PVA).This is wherein: PEG is that the form with 10% the aqueous solution adds, and hard ester acid is that the form with 20% spirituous solution adds, and Sudan Gum-arabic is that the form with 10% the aqueous solution adds, and PVA is that the form with 5% the aqueous solution adds, and defoamer is that outsourcing is liquid.PVA slowly adds at last while stirring.
3, the spray-drying tower air inlet temperature is 150 ℃, and temperature out is 50 ℃, and dry back powder moisture is less than 0.5%, and powder is crossed 60 mesh sieves.
4, dry press is 16 tons of TPA dry powder press in Haining, and frequency is 3/minute, and pressure is 5KN.One 0.5 millimeter direct through groove is respectively opened in mould upper punch symmetry both sides.
5, hydrostatic pressure is 150MPa, pressurize 30 seconds.
6, sintering elevator furnace, 1200 in every stove.1510 ℃ of the highest temperatures, soak 2 hours.
7, attrition process and polishing are finished at patent equipment, working accuracy diameter ± 0.02mm, and circularities reaches six grades of bearing standards, product percent of pass 98% of the present invention.
The product three-point bending strength (Mpa) that makes according to present embodiment: 〉=600MPa; Fracture toughness property 〉=10 MPa.m 1/2, hardness (Hv) 〉=1500.
Claims (10)
1. yttrium stable zirconium oxide doping maifanshi health-care ball, it is characterized in that: described health balls is yttrium stable zirconium oxide doping medical stone standard ball.
2. yttrium stable zirconium oxide doping maifanshi health-care ball according to claim 1, it is characterized in that: the formula rate of yttrium stable zirconium oxide and medical stone is 100 parts in the described yttrium stable zirconium oxide doping maifanshi health-care ball: (0.5-50) part.
3. yttrium stable zirconium oxide doping maifanshi health-care ball according to claim 1 and 2, it is characterized in that: described yttrium stable zirconium oxide is slurry, or outsourcing does not add the glue yttrium and stablizes the oxidation powder, used yttrium stable zirconium oxide powder or pulp particle diameter D50 are less than 0.5 micron, and the medical stone diameter of particle is less than 2 microns.
4. one kind is used for making as the manufacture method of each described yttrium stable zirconium oxide doping maifanshi health-care ball of claim 1～5, it is characterized in that:
Described yttrium stable zirconium oxide doping maifanshi health-care ball manufacturing technology steps is:
The yttrium stable zirconium oxide slurry or do not add colloid system yttrium stable zirconium oxide powder+medical stone superfine powder, ball milling homogenizing, stir mill, spray-drying process, precompressed, etc. static pressure, sintering, mill processing, polishing, yttrium stable zirconium oxide doping maifanshi health-care ball;
Described ball milling homogenizing is yttrium stable zirconium oxide slurry or powder and medical stone powder compound to be put into ball mill pulverize, and mixes homogenizing; Can add water 40-60 part weight according to 100 parts of weight compound siccatives, grinding medium is good with zirconia ball, and also available Zirconia reinforced alumina (ZTA) ball takes second place, and ball milling is more than 24 hours;
Described stirring mill is the mixed slurry of ball milling homogenizing to be added colloid forward to stir and stir mill in the mill;
Described spray-drying process is with at the slurry that stirs after mill adds glue, and is dry in spray-drying tower, controls at full mistake 60 mesh sieve to 100 mesh sieves, and gained powder water content is controlled in 0.5%;
Described precompressed is with conventional oil press or full-automatic (TPA) dry powder press, is pressed into ball-type in advance;
Described sintering refers to the base substrate after waiting static pressure, with electrical kiln or liquefied gas kiln through 1400 ℃ of-1530 ℃ of high temperature oxidation atmosphere sinterings;
Described attrition process is that the base substrate that will sinter is placed on and carries out spherical grinding processing on the abrasive working appts;
Described polishing is that the base substrate after attrition process is good is put into polishing medium, with the specific equipment polishing, makes product surface bright and clean.
5. the manufacture method of yttrium stable zirconium oxide doping maifanshi health-care ball according to claim 6, it is characterized in that: the colloid prescription of described yttrium stable zirconium oxide and medical stone is, 100 parts of calculating of weight according to the formulation material siccative of described yttrium stable zirconium oxide and medical stone, the polyoxyethylene glycol (PEG) that additionally adds 0.5-1.5 part, 0.1-1.0 the hard ester acid of part, 0.5-1.0 the Sudan Gum-arabic of part, 0.3 the defoamer of part, 1.0-2.0 part polyvinyl alcohol (PVA), add polyvinyl alcohol in the glue process (PVA) and add at last, slowly add while stirring.
6. the manufacture method of yttrium stable zirconium oxide doping maifanshi health-care ball according to claim 6, it is characterized in that: it is the pressure pre-molding of 5-50 kg/cm with pressure that dry press is adopted in described precompressed, described precompressed pressing speed, by common 7-11 spare/minute the compacting frequency be down to 1-6 spare/minute, lengthen the dwell time.
7. the manufacture method of yttrium stable zirconium oxide doping maifanshi health-care ball according to claim 6, it is characterized in that: described static pressure such as grade is static pressure such as wet type, spherical base substrate after the precompressed is packed into earlier and is packed in the latex rubber bag etc. in the working fluid of quiet machine, through the static pressure such as high pressure of 120-160 MPa (MPa).
8. the manufacture method of yttrium stable zirconium oxide doping maifanshi health-care ball according to claim 9, it is characterized in that: venting hole is stayed at the top, upper punch center of dry pressing die set, perhaps open the air discharge duct of symmetric arrangement at the upper punch periphery of mould, perhaps top and peripheral two portions are simultaneously at the upper punch of mould begin to rehearse pore or groove, described venting hole, interior big outer little tapered.
9. the manufacture method of yttrium stable zirconium oxide doping maifanshi health-care ball according to claim 1 is characterized in that: described material is replaceable to be pure yttrium stable zirconium oxide, calcia-stabilised zirconia, magnesium stabilizing zirconia, cerium stabilizing zirconium oxide or mixed stability zirconium white, aluminium nitride or silicon carbide.
10. the manufacture method as the described yttrium stable zirconium oxide doping of claim 6～15 maifanshi health-care ball prepares ceramic bearing ball, it is characterized in that: select the yttrium stable zirconium oxide medical stone that undopes, other technologies are constant, can produce the yttrium stable zirconium oxide ceramic bearing ball.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106094247A (en) * | 2016-06-02 | 2016-11-09 | 江鸿特材科技（深圳）有限公司 | Anion ceramic material, anion pottery nose support and preparation method thereof |
| CN106094246A (en) * | 2016-06-02 | 2016-11-09 | 江鸿特材科技（深圳）有限公司 | Far-infrared composite material, far-infrared ceramic nose support and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1900013A (en) * | 2006-07-25 | 2007-01-24 | 张拼旭 | Ceramic ball for producing far infrared ray and negative ion |
| CN102153346B (en) * | 2010-12-08 | 2013-02-13 | 赣州科盈结构陶瓷有限公司 | Rare-earth composite zirconium oxide ceramic fitness ball and preparation method of fitness ball |
-
2013
- 2013-05-29 CN CN201310206158.XA patent/CN103253936B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1900013A (en) * | 2006-07-25 | 2007-01-24 | 张拼旭 | Ceramic ball for producing far infrared ray and negative ion |
| CN102153346B (en) * | 2010-12-08 | 2013-02-13 | 赣州科盈结构陶瓷有限公司 | Rare-earth composite zirconium oxide ceramic fitness ball and preparation method of fitness ball |
Non-Patent Citations (1)
| Title |
|---|
| 曾令可 等: "《陶瓷材料表面改性技术》", 31 March 2006, article "麦饭石在高温保健陶瓷中的应用", pages: 110 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106094247A (en) * | 2016-06-02 | 2016-11-09 | 江鸿特材科技（深圳）有限公司 | Anion ceramic material, anion pottery nose support and preparation method thereof |
| CN106094246A (en) * | 2016-06-02 | 2016-11-09 | 江鸿特材科技（深圳）有限公司 | Far-infrared composite material, far-infrared ceramic nose support and preparation method thereof |
| CN106094246B (en) * | 2016-06-02 | 2019-08-13 | 江鸿特材科技（深圳）有限公司 | Far-infrared composite material, far-infrared ceramic nose support and preparation method thereof |
| CN106094247B (en) * | 2016-06-02 | 2019-08-13 | 江鸿特材科技（深圳）有限公司 | Anion ceramic material, anion ceramics nose support and preparation method thereof |
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| CN103253936B (en) | 2014-11-19 |
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