CN109809824A - A kind of photocuring ceramic slurry and quick molding method - Google Patents
A kind of photocuring ceramic slurry and quick molding method Download PDFInfo
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- CN109809824A CN109809824A CN201711161901.9A CN201711161901A CN109809824A CN 109809824 A CN109809824 A CN 109809824A CN 201711161901 A CN201711161901 A CN 201711161901A CN 109809824 A CN109809824 A CN 109809824A
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Abstract
The present invention relates to a kind of photocuring ceramic slurry and quick molding methods.Slurry: including light-cured resin and ceramic powder, wherein light-cured resin is to mix type light-cured resin, including cationic light-cured resin system and free radical type light-cured resin system.The light-cured resin mass percent is 15%-36%；Ceramic powder mass percent is 64-85%.Forming method: it including design threedimensional model, slicing treatment, adjustment print parameters, adjusts heating curve, by processes such as the ceramic body progress dumping sintering of printing, surface treatments, obtains the smooth ceramic in surface.The surface treatment such as polish is carried out to ceramic surface, obtains the smooth ceramic exemplar in surface.The complicated ceramic that curing rate is fast, dimensional accuracy is high, mechanical property is good can be made in ceramic slurry of the invention.The quick forming fabri-cation of the complicated ceramic member of structure-controllable may be implemented in the preparation method of 3D printing ceramic slurry provided by the present invention, shortens manufacturing time, improves the precision of ceramic objects.
Description
Technical field
The invention belongs to ceramic quick forming fabri-cation field, be related to a kind of photocuring ceramic slurry for rapid shaping and
Corresponding shaping method.
Background technique
Ceramic has the excellent properties such as heat-resisting quantity, wearability, thermal insulation, corrosion resistance, make its it is some very
It is used widely under exacting terms.Exactly because but also these characteristics process ceramic material difficulty, and processing cost
It is higher.Therefore, shaping method of ceramics is the key that reduce ceramic part production cost and raising ceramic part processability.With biography
The manufacturing method of system is different, and rapid shaping technique prepares ceramic part without mold, can shorten the manufacturing cycle, reduce manufacture at
This.
Rapid shaping technique is developed so far that there are about more than ten methods, wherein that applies more widely has: FDM (melting heap
Product forming) method, SLS (precinct laser sintering) method, LOM (layer separated growth) method, 3DP (three dimensional printing) method and light
Solidify rapid shaping (SLA) method.Wherein FDM (fused deposition forming) method formed precision is low, it is difficult to construct complicated
Ceramic, and shaping speed is slower, is not suitable for building massive article；Ceramics made of SLS (precinct laser sintering) method
Green body post-processing is difficult, and consistency is low.The shortcomings that LOM (layer separated growth) method is that the forming accuracy of product is low；3DP
The shortcomings that (three dimensional printing) method is to be difficult to manufacture fine and close ceramic part.And process for photocuring (SLA) have forming accuracy it is high,
The fast advantage of shaping speed, the ceramic good compactness of preparation, dimensional accuracy are high.
Summary of the invention
It is an object of that present invention to provide a kind of ceramic slurry for rapid shaping, obtain that curing rate is fast, dimensional accuracy
Complicated ceramic high, mechanical property is good.The present invention, which also resides in, provides a kind of forming method of 3D printing ceramic slurry, can be with
It realizes the quick forming fabri-cation of the complicated ceramic member of structure-controllable, shortens manufacturing time, improve the precision of ceramic objects.
The present invention is achieved by the following technical solutions, rapid shaping photocuring ceramic slurry, including light-cured resin
And ceramic powder, wherein light-cured resin is to mix type light-cured resin, including cationic light-cured resin system and freedom
Fundamental mode light-cured resin system.Each component is following (by mass percentage):
(1) light-cured resin 15%-36%；
(2) ceramic powder 64-85%；
Preferably, the light-cured resin includes following component:
(1) 10-50wt% cationic light-cured resin prepolymer；
(2) 20-40wt% free radical type light-cured resin prepolymer；
(3) 10-30wt% cationic light-cured resin reactive diluent；
(4) 15-30wt% free radical type light-cured resin reactive diluent；
(5) 1-6wt% cationic photoinitiator；
(6) 1-8wt% radical photoinitiator.
Preferably, cationic photoinitiator of the present invention selects aryl diazonium salts, diaryl iodonium salt, three virtues
One of base sulfosalt, further preferably without antimony triaryl sulfonium salts.
Preferably, radical photoinitiator of the present invention select acetophenone derivs, benzophenone derivates,
One of acylphosphine oxide, anthraquinone derivative, further preferred 2,4,6- trimethylbenzoy-dipheny phosphine oxides.
Preferably, ceramic powder of the present invention is oxide ceramic powder body, using aluminium oxide, zirconium oxide, two
One of silicon oxide ceramics powder.Further preferred ceramic powder partial size is 300nm-0.5 μm.
The preparation method of above-mentioned ceramic slurry: first by free radical type light-cured resin system and cationic photocuring tree
Resin system is premixed, and obtains mixing type light-cured resin premixed liquid.By adjusting premixed liquid each component, it is optimal to obtain performance
Mix type light-cured resin formula.Based on mixing type light-cured resin system, ceramic powder is added, it is de- by being stirred under vacuum
Bubble, obtains finely dispersed ceramic slurry.
The present invention also provides a kind of forming methods of 3D printing ceramic slurry, comprising the following steps:
(1) it uses CAD software on computers first, threedimensional model is designed according to product requirement；
(2) slicing treatment is carried out along threedimensional model forming height direction using Slice Software；
(3) print parameters are adjusted, successively prints, obtains ceramic body；
(4) heating curve is adjusted, the ceramic body of printing is subjected to dumping sintering, obtains ceramic；
(5) surface treatment such as polish is carried out to ceramic surface, obtains the smooth ceramic exemplar in surface.
Preferably, in the ceramic quick molding method, print parameters include scanning speed be 500-1000mm/s,
Waiting time 3-8s, laser power 350-380mw after slice thickness 0.05-0.125mm, flow time 3-5s, scanning.
Beneficial effects of the present invention
The complicated pottery that the available curing rate of ceramic slurry prepared by the present invention is fast, dimensional accuracy is high, mechanical property is good
Ceramic products realize the quick forming fabri-cation of the complicated ceramic member of structure-controllable, shorten manufacturing time, reduce manufacturing cost.
Detailed description of the invention
Fig. 1 is the preparation flow block diagram of ceramic slurry.
Fig. 2 is the flow diagram that photocuring 3D printing prepares ceramic.
It is further described with reference to the accompanying drawings:
Free radical type light-cured resin system and cationic light-cured resin system are premixed first, are obtained by Fig. 1
Mix type light-cured resin premixed liquid.By adjusting premixed liquid each component, obtains the optimal type light-cured resin that mixes of performance and match
Side.Based on mixing type light-cured resin system, ceramic powder is added, by being stirred under vacuum deaeration, obtains finely dispersed
Ceramic slurry.
Referring to Fig. 2, the ceramic slurry prepared is poured into printer hopper, print parameters are set, in 355nm wavelength item
It is successively printed under part, obtains ceramic printout.Printed ceramic printout is removed from web plate, is washed away not with dehydrated alcohol
Solidify after cure pastes, then cured case, obtains biscuit of ceramics.Biscuit of ceramics is placed in resistance line oven and is slowly warming up to
600 DEG C of exclusion resins, then as certain temperature heat preservation is risen in Si-Mo rod furnace, cooled to room temperature finally obtains ceramic system
Product.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment 1
1) prepared by ceramic slurry.First by 34g cationic light-cured resin performed polymer, 14g cationic activated monomer,
2g cationic photoinitiator, 29g free radical type light-cured resin performed polymer, 19g free radical type activated monomer, 2g free radical type
Photoinitiator is uniformly mixed, and is heated 30-80min, is obtained premixed liquid, above-mentioned premixed liquid then is added in alumina ceramic powder
In, it is stirred under vacuum deaeration 120min, obtains finely dispersed ceramic slurry.
2) printing shaping.Aluminium oxide ceramics slurry is poured into printer hopper, setting print parameters scanning speed is
Waiting time 3s, laser power 380mw after 1000mm/s, slice thickness -0.125mm, flow time 5s, scanning.In 355nm wave
It is successively printed under elongate member, obtains ceramic printout.3) cleaning and rear solidification.Printed ceramic printout is taken from web plate
Under, solidify after washing away uncured slurry, then cured case with dehydrated alcohol, obtains biscuit of ceramics.
4) dumping and sintering.Biscuit of ceramics is placed in resistance line oven and is slowly warming up to 600 DEG C of exclusion resins, then by sample
For part as in Si-Mo rod furnace, temperature is raised to 1650 DEG C, keeps the temperature 2-3 hours, cooled to room temperature finally obtains aluminium oxide ceramics
Product.
Embodiment 2
1) prepared by ceramic slurry.First by 27g cationic light-cured resin performed polymer, 12g cationic activated monomer,
1g cationic photoinitiator, 33g free radical type light-cured resin performed polymer, 24g free radical type activated monomer, 3g free radical type
Photoinitiator is uniformly mixed, and is heated 30-80min, is obtained premixed liquid, above-mentioned premixed liquid then is added in alumina ceramic powder
In, it is stirred under vacuum deaeration 120min, obtains finely dispersed ceramic slurry.
2) printing shaping.Zirconia ceramics slurry is poured into printer hopper, setting print parameters scanning speed is
Waiting time 3s, laser power 380mw after 1000mm/s, slice thickness 0.125mm, flow time 5s, scanning.In 355nm wave
It is successively printed under elongate member, obtains ceramic printout.3) cleaning and rear solidification.Printed ceramic printout is taken from web plate
Under, solidify after washing away uncured slurry, then cured case with dehydrated alcohol, obtains biscuit of ceramics.
4) dumping and sintering.Biscuit of ceramics is placed in resistance line oven and is slowly warming up to 600 DEG C of exclusion resins, then by sample
For part as in Si-Mo rod furnace, temperature is raised to 1550 DEG C, keeps the temperature 2-4 hours, cooled to room temperature finally obtains zirconia ceramics
Product.
Embodiment 3
1) prepared by ceramic slurry.First by 20g cationic light-cured resin performed polymer, 9g cationic activated monomer,
1g cationic photoinitiator, 38g free radical type light-cured resin performed polymer, 28g free radical type activated monomer, 4g free radical type
Photoinitiator is uniformly mixed, and is heated 30-80min, is obtained premixed liquid, above-mentioned premixed liquid then is added in alumina ceramic powder
In, it is stirred under vacuum deaeration 120min, obtains finely dispersed ceramic slurry.
2) printing shaping.Silicon oxide ceramics slurry is poured into printer hopper, setting print parameters scanning speed is
Waiting time 3s, laser power 380mw after 1000mm/s, slice thickness -0.125mm, flow time 5s, scanning.In 355nm wave
It is successively printed under elongate member, obtains ceramic printout.
3) cleaning and rear solidification.Printed ceramic printout is removed from web plate, is washed away with dehydrated alcohol uncured
Solidify after slurry, then cured case, obtains biscuit of ceramics.
4) dumping and sintering.Biscuit of ceramics is placed in resistance line oven and is slowly warming up to 600 DEG C of exclusion resins, then by sample
For part as in Si-Mo rod furnace, temperature is raised to 1500 DEG C, keeps the temperature 2-3 hours, cooled to room temperature finally obtains silicon oxide ceramics
Product.
More than finally, it should also be noted that illustrating only is three specific embodiments of the invention.Obviously, the present invention is not
It is limited to above embodiments, there can also be several variants.Those skilled in the art can be direct from present disclosure
All deformations for exporting or associating, are considered protection scope of the present invention.
Claims (8)
1. a kind of photocuring ceramic slurry, it is characterised in that the slurry includes light-cured resin and ceramic powder, wherein photocuring
Resin is to mix type light-cured resin, including cationic light-cured resin system and free radical type light-cured resin system.
2. photocuring ceramic slurry as described in claim 1, it is characterised in that it is by following components structure by mass percentage
At:
(1) light-cured resin 15%-36%；
(2) ceramic powder 64-85%；
Preferably, the light-cured resin includes following component:
(1) 10-50wt% cationic light-cured resin prepolymer；
(2) 20-40wt% free radical type light-cured resin prepolymer；
(3) 10-30wt% cationic light-cured resin reactive diluent；
(4) 15-30wt% free radical type light-cured resin reactive diluent；
(5) 1-6wt% cationic photoinitiator；
(6) 1-8wt% radical photoinitiator.
3. photocuring ceramic slurry as claimed in claim 2, it is characterised in that: the cationic photoinitiator selects aryl
One of diazonium salt, diaryl iodonium salt, triaryl sulfonium salts, further preferably without antimony triaryl sulfonium salts.
4. photocuring ceramic slurry as claimed in claim 2, it is characterised in that: the radical photoinitiator selects benzene second
One of ketone derivatives, benzophenone derivates, acylphosphine oxide, anthraquinone derivative, further preferred 2,4,6- front threes
Base benzoyl-diphenyl phosphine oxide.
5. photocuring ceramic slurry as claimed in claim 2, it is characterised in that: the ceramic powder is oxide ceramic
Body, using one of aluminium oxide, zirconium oxide, SiO 2-ceramic powder, further preferred ceramic powder partial size is 300nm-
0.5μm。
6. photocuring ceramic slurry as claimed in claim 2, it is characterised in that the preparation method of ceramic slurry: first will be free
Fundamental mode light-cured resin system and cationic light-cured resin system are premixed, and obtain mixing type light-cured resin premix
Liquid obtains that performance is optimal to mix type light-cured resin formula by adjusting premixed liquid each component, to mix type light-cured resin
Based on system, ceramic powder is added, by being stirred under vacuum deaeration, obtains finely dispersed ceramic slurry.
7. the quick molding method of photocuring ceramic slurry as claimed in claims 1-5, it is characterised in that: this method is beaten for 3D
Print the forming method of ceramic slurry, comprising the following steps:
(1) it uses CAD software on computers first, threedimensional model is designed according to product requirement；
(2) slicing treatment is carried out along threedimensional model forming height direction using Slice Software；
(3) print parameters are adjusted, successively prints, obtains ceramic body；
(4) heating curve is adjusted, the ceramic body of printing is subjected to dumping sintering, obtains ceramic；
(5) surface treatment such as polish is carried out to ceramic surface, obtains the smooth ceramic exemplar in surface.
8. the quick molding method of photocuring ceramic slurry as claimed in claim 7, it is characterised in that: the ceramics are quickly
In forming method, print parameters include that scanning speed is 500-1000mm/s, slice thickness 0.05-0.125mm, flow time 3-
Waiting time 3-8s, laser power 350-380mw after 5s, scanning.
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| CN201711161901.9A CN109809824A (en) | 2017-11-21 | 2017-11-21 | A kind of photocuring ceramic slurry and quick molding method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110511042A (en) * | 2019-07-31 | 2019-11-29 | 映维(苏州)数字科技有限公司 | A kind of preparation method of photocuring 3D printing low shrinking ceramic slurry |
| CN110845232A (en) * | 2019-11-18 | 2020-02-28 | 上海应用技术大学 | Solid electrolyte supported oxide fuel cell with three-dimensional topological structure and preparation method thereof |
| CN111285668A (en) * | 2020-02-12 | 2020-06-16 | 深圳市光韵达增材制造研究院 | 3D printing ceramic slurry and preparation method thereof |
| CN112142455A (en) * | 2020-09-27 | 2020-12-29 | 嘉兴饶稷科技有限公司 | 3D printing dark color ceramic slurry based on photocuring and preparation method of ceramic product |
| CN112743658A (en) * | 2020-12-16 | 2021-05-04 | 集美大学 | Ceramic 3D printing method |
| CN114770695A (en) * | 2022-04-12 | 2022-07-22 | 山东大学 | Method for photocuring 3D printing ceramic |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101300527A (en) * | 2005-10-27 | 2008-11-05 | 亨斯迈先进材料（瑞士）有限公司 | Antimony-free photocurable resin composition and three dimensional article |
| CN105566860A (en) * | 2015-12-11 | 2016-05-11 | 上海联泰科技股份有限公司 | Ceramic material for 3D (three-dimensional) light curing forming printing and preparation method thereof |
| CN107032798A (en) * | 2017-05-31 | 2017-08-11 | 清华大学 | A kind of preparation method of the porous ceramic film material based on photocureable rapid shaping |
| CN107032797A (en) * | 2017-05-31 | 2017-08-11 | 清华大学 | A kind of ceramic base interlayer composite based on Stereolithography and preparation method thereof |
| CN107032813A (en) * | 2016-11-08 | 2017-08-11 | 西安铂力特激光成形技术有限公司 | A kind of manufacturing process of fiber reinforced ceramic product |
-
2017
- 2017-11-21 CN CN201711161901.9A patent/CN109809824A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101300527A (en) * | 2005-10-27 | 2008-11-05 | 亨斯迈先进材料（瑞士）有限公司 | Antimony-free photocurable resin composition and three dimensional article |
| CN105566860A (en) * | 2015-12-11 | 2016-05-11 | 上海联泰科技股份有限公司 | Ceramic material for 3D (three-dimensional) light curing forming printing and preparation method thereof |
| CN107032813A (en) * | 2016-11-08 | 2017-08-11 | 西安铂力特激光成形技术有限公司 | A kind of manufacturing process of fiber reinforced ceramic product |
| CN107032798A (en) * | 2017-05-31 | 2017-08-11 | 清华大学 | A kind of preparation method of the porous ceramic film material based on photocureable rapid shaping |
| CN107032797A (en) * | 2017-05-31 | 2017-08-11 | 清华大学 | A kind of ceramic base interlayer composite based on Stereolithography and preparation method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110511042A (en) * | 2019-07-31 | 2019-11-29 | 映维(苏州)数字科技有限公司 | A kind of preparation method of photocuring 3D printing low shrinking ceramic slurry |
| CN110845232A (en) * | 2019-11-18 | 2020-02-28 | 上海应用技术大学 | Solid electrolyte supported oxide fuel cell with three-dimensional topological structure and preparation method thereof |
| CN110845232B (en) * | 2019-11-18 | 2021-11-19 | 上海应用技术大学 | Solid electrolyte supported oxide fuel cell with three-dimensional topological structure and preparation method thereof |
| CN111285668A (en) * | 2020-02-12 | 2020-06-16 | 深圳市光韵达增材制造研究院 | 3D printing ceramic slurry and preparation method thereof |
| CN112142455A (en) * | 2020-09-27 | 2020-12-29 | 嘉兴饶稷科技有限公司 | 3D printing dark color ceramic slurry based on photocuring and preparation method of ceramic product |
| CN112743658A (en) * | 2020-12-16 | 2021-05-04 | 集美大学 | Ceramic 3D printing method |
| CN114770695A (en) * | 2022-04-12 | 2022-07-22 | 山东大学 | Method for photocuring 3D printing ceramic |
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