CN108943526A - A kind of complete denture 3D printing model release agent and preparation method thereof - Google Patents
A kind of complete denture 3D printing model release agent and preparation method thereof Download PDFInfo
- Publication number
- CN108943526A CN108943526A CN201810596452.9A CN201810596452A CN108943526A CN 108943526 A CN108943526 A CN 108943526A CN 201810596452 A CN201810596452 A CN 201810596452A CN 108943526 A CN108943526 A CN 108943526A
- Authority
- CN
- China
- Prior art keywords
- release agent
- silicone oil
- parts
- complete denture
- printing model
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/60—Releasing, lubricating or separating agents
- B29C33/62—Releasing, lubricating or separating agents based on polymers or oligomers
- B29C33/64—Silicone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/753—Medical equipment; Accessories therefor
- B29L2031/7532—Artificial members, protheses
- B29L2031/7536—Artificial teeth
Abstract
The invention discloses a kind of complete denture 3D printing model release agents, including matrix components: vinyl silicone oil, containing hydrogen silicone oil, levelling agent, inorganic filler, reinforcing agent, diluent；Catalyst component: vinyl silicone oil, platinum group catalyst, levelling agent, inorganic filler, reinforcing agent, diluent；Preparation method includes: respectively will be spare by matrix components and catalyst component mixing vacuum stirring, be mixed matrix components and catalyst component by mass fraction using preceding；Release agent of the invention has short vulcanization, stable chemical performance, discord methyl methacrylate and light-cured resin react, resistance to certain temperature and pressure, the characteristics such as physical property is strong, and there is good mobility and do not influence to prepare the precision of base, can effectively solve existing 3D printing resin mould and the problem of heat setting base can not separate, substantially increase the efficiency for preparing full mouth removable denture, preparation method is easy to operate, mild condition, three-waste free discharge are environmentally protective.
Description
Technical field
The present invention relates to mould manufacturing field, it is related to a kind of release agent and preparation method thereof, and in particular to a kind of full mouth justice
Tooth 3D printing model release agent and preparation method thereof.
Background technique
It is known as using CAD and the technology of Computer-aided manufacturing (CAD/CAM) production complete denture
Complete denture technology is digitized, this technology is still in the initial stage in denture processing at present.But with its theoretical and skill
The application that the progress of art, more and more Prosthodontics experts and scholar start to focus on complete denture Digital repair is ground
Study carefully.Compared to traditional complete denture, digitizes complete denture and improving basal surface's adaptation, increasing retention, reduction just
Examine number, increase normalizing operation degree etc. has advantage, and the following technology is also by the clinic to complete denture restoration, religion
It learns, scientific research, or even generate important impetus to dentures repai quality is improved.Therefore, to digitlization complete denture into one
Step research is very necessary.
Traditional denture processing process include: doctor produce patient's intraoral model, obtain centric jaw relation in patient mouthful,
Skilled worker arranges tooth and lost-wax process final molding.Its production process very complicated, wherein lost-wax process molding is as activity justice
The final step of tooth production can't be ignored, it determines the success or failure of removable denture production.And in real operation, many technicians are simultaneously
Mistake wax cannot be grasped well, so that final complete denture is ineffective.
Now, it as 3D printing technique develops, also has breakthrough in gear division field.It is beaten by the 3d that acrylic resin synthesizes
The dental models of print resin production can replace conventional gypsum to improve efficiency while guaranteeing precision.Use the dentistry of 3D printing
Model cooperation denture base resin, which can omit, loses wax step, greatly improves denture processing success rate.
And 3d printing resin is light-cured resin, main component is crylic acid resin.Heat setting base main component is tooth
Hold in the palm powder and dental basse acrylic resin liquid.Dental base acrylic resin powder main component is the homopolymerization powder or copolymerization powder of methyl methacrylate.Dental basse acrylic resin liquid main component is
Methyl methacrylate, polymerization inhibitor, crosslinking agent.Dental base acrylic resin powder and dental basse acrylic resin liquid are mixed in a certain proportion in certain temperature when in use
With curing molding under pressure.3D printing resin and denture base resin belong to acrylic resin, this has resulted in taking off between the two
Mould is difficult.
In 3D printing former, the dental base acrylic resin powder and dental basse acrylic resin liquid mixed is injected, solidifies preparation under 65 DEG C, 4 atmospheric pressure
Heat setting base.Release agent on the market can not all play 3D printing resin and heat setting base under certain temperature and pressure condition
Isolated effect, and many release agents directly have occurred reaction and cause to solidify under certain temperature and pressure with heat setting base
Denture fixing device afterwards can not be detached from the former of printing, be sticked together completely, be unable to get accurate base.
Application publication number are as follows: 201610982896.7, the patent of entitled " a kind of dedicated high-quality release agent of acrylic board ",
Content relates generally to through acrylic resin modified, terpene resin, attapulgite modified, schmigel, dry powder, olive oil, gathers
The preparation of the substances such as dimethyl siloxane, ethylparaben, sodium lignin sulfonate, diethanol amine, benzalkonium bromide, ethyl orthosilicate
Mixture, be applied on metal grinding tool, by its excellent film forming, have the function that be detached from acrylic and metal die.
This release agent does not indicate the demoulding that can be used between similar resin for the demoulding between resin and metal.
Authorization Notice No. are as follows: CN105001650B, entitled " a kind of's silicon rubber inner pattern releasing agent applicable and preparation method thereof " is special
Benefit, content are related to through dimethyl siloxane ring, three ring body of methyl trifluoro propyl, tetramethylammonium hydroxide catalyst and end-capping reagent
Poly dimethyl-methyl trifluoro propyl siloxanes is generated Deng by reaction, is added to available stable chemical performance in silicon rubber,
The release agent for having the advantages that be easily dispersed, adding proportion is low etc. is mainly used for silicon rubber accessory, trade mark rubber moulding, silica gel push-button, big
The silicone rubber kinds product stripping such as type silastic product uses.This release agent belongs to one pack system release agent, and storage duration is restricted, and
It is mainly used for silica type demoulding.
Silicon rubber is divided into thermal vulcanization (high temperature vulcanized silica gel HTV) and room temperature vulcanized (RTV), and high temperature silicone rubber is mainly used
In the various silastic products of manufacture, and room temperature silicon rubber is then primarily as bonding agent, Embedding Material, mold materials, release agent
Deng use.Room temperature vulcanized divides polycondensation reaction type and addition reaction-type again.Condensed type silicon rubber has by-product during the reaction
Object has an impact its precision and dimensional contraction rate, and the by-product of addition-type silicon rubber only have hydrogen its to precision and dimensional contraction
Rate influences very small.In dental material application, the most application of room temperature vulcanization addition-type silicon rubber is buccal impression, not
Relative recording for release agent.
Existing silicon rubber release agent does not show the demoulding that can be used between two kinds of resins directly, and viscosity all compares
Greatly, poor fluidity, release agent requirement forms a layer thickness in 0.1mm film below during being unable to satisfy production complete denture
Required precision.
Summary of the invention
In view of this, making base the present invention provides a kind of complete denture 3D printing model release agent and preparation method thereof
Facilitate disengaging with printer model, and have good mobility and do not influence to prepare the precision of base, to solve in the prior art
The problem of 3D printing resin mould and heat setting base can not separate.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of complete denture 3D printing model release agent, including the following component of mass fraction: 30-70 parts of matrix components,
30-70 parts of catalyst component, preferably matrix components and catalyst component mass ratio 1:1；
Matrix components include the raw material of following mass fraction: 40-80 parts of vinyl silicone oil, 1-5 parts of containing hydrogen silicone oil, and levelling agent
0.2-1.5 parts, 10-20 parts of inorganic filler, 2-10 parts of reinforcing agent, 10-50 parts of diluent；
Catalyst component includes the raw material of following mass fraction: 40-80 parts of vinyl silicone oil, platinum group catalyst 0.05-0.5
Part, 0.2-1.5 parts of levelling agent, 10-20 parts of inorganic filler, 2-10 parts of reinforcing agent, 10-50 parts of diluent.
Release agent of the invention has short vulcanization, stable chemical performance, get along well methyl methacrylate and photocuring tree
Rouge reacts, resistance to certain temperature and pressure, and physical property waits by force good characteristics, and has good mobility and do not influence to make
The precision of standby base, can effectively solve existing 3D printing resin mould and the problem of heat setting base can not separate, to prepare full mouth
Removable denture provides a new scheme, is no longer limited to traditional buccal impression, prepares plaster cast, substantially increases system
The efficiency of standby full mouth removable denture.
Further, the hydrogen content of containing hydrogen silicone oil is 0.3-1.2；The concentration of platinum group catalyst is 3000-10000ppm；Levelling
Agent is dimethyl silicone polymer, polyether polyester azo polyether polyeste, alkyl-modified organosiloxane, one kind of acrylate
Or it is several, preferably mass ratio is the dimethyl silicone polymer of 1:2.25:1.2:0.8, polyether polyester azo polyether polyeste, alkane
Base azo polyether polyeste, acrylate；Inorganic filler is the one or two of silicon powder, nano silica；Reinforcing agent
The fumed silica for being 7-20nm for partial size；Diluent is dehydrated alcohol；Vinyl silicone oil is the vinyl of different viscosities
Silicone oil is with the mixed mixture of any ratio, range of viscosities 100-40000cs.
Be using above-mentioned further beneficial effect: levelling agent is adjusted by different ratio, guarantees the silicon after mixing
Rubber has good film forming characteristics on mold；In order to guarantee the intensity after release agent vulcanization, using is different viscosities
Vinyl silicone oil shares, and causes the silicon oil viscosity for being added without diluent bigger, cannot form the film of 0.1mm or so, and
There can be residual in the dental groove of tooth, the precision for guaranteeing base of having no idea.It is added after diluent, viscosity is very low, can be with
The film with a thickness of 0.1mm or so is formed, and after smearing completion, dehydrated alcohol can volatilize quickly, further drop
The low viscosity for forming film does not influence the vulcanization reaction of silicon rubber simultaneously；
The present invention is using the levelling agent of specific components and the volatile dehydrated alcohol of addition as diluent, the silicon of preparation
Rubber has good film forming, short vulcanization, and high temperature high voltage resistant can make 3D printing resin mould resin and heat setting base complete
It is whole to be detached from and do not influence precision, new scheme is provided for digitlization complete denture technology.
The present invention also provides a kind of preparation methods of complete denture 3D printing model release agent, comprising the following steps:
1) each raw material is weighed by the mass fraction of each raw material；
2) vinyl silicone oil, containing hydrogen silicone oil, diluent, levelling agent, reinforcing agent are stirred, nothing is added after mixing
Machine filler continues to stir, and it is spare that matrix components are made；
3) it is stirred after the completion of weighing vinyl silicone oil, platinum group catalyst, diluent, levelling agent, after mixing
Inorganic filler is added to continue to stir, it is spare that catalyst component is made；
4) matrix components and catalyst component are mixed by mass fraction using preceding.
The preparation method of release agent of the present invention is easy to operate, mild condition, and reaction unharmful substance generates, no three wastes row
It puts, it is environmentally protective.
Further, the stirring in step 2) and step 3) is to be stirred under vacuum.
Be using above-mentioned further beneficial effect: effectively the influence of environment can be decreased to it is minimum, it is made to guarantee
Standby release agent function admirable.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below.
Embodiment 1
Complete denture 3D printing model release agent, comprising:
Matrix components: viscosity is respectively that the vinyl silicone oil mass ratio of 100cs, 3000cs, 40000cs are the mixed of 1:2:1
Object 60g, the containing hydrogen silicone oil 4g that hydrogen content is 1 are closed, mass ratio is dimethyl silicone polymer, the polyether polyester of 1:2.25:1.2:0.8
Azo polyether polyeste, alkyl-modified organosiloxane, acrylate mixture 0.8g, silicon powder 10g, partial size is 10nm
Fumed silica 6g, dehydrated alcohol 20g；
Catalyst component: viscosity is respectively that the vinyl silicone oil mass ratio of 100cs, 3000cs, 40000cs are the mixed of 1:2:1
Close object 60g, concentration be 5000ppm platinum group catalyst 0.1g, mass ratio be 1:2.25:1.2:0.8 dimethyl silicone polymer,
Polyether polyester azo polyether polyeste, alkyl-modified organosiloxane, acrylate mixture 0.8g, nano silica
10g, partial size are the fumed silica 6g, dehydrated alcohol 30g of 12nm.
Above each raw material is prepared into release agent as follows, is denoted as release agent 1:
1) each raw material is weighed；
2) each material vacuum of matrix components in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that matrix components are made；
3) each material vacuum of catalyst component in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that catalyst component is made；
4) matrix components and catalyst component are mixed with mass ratio 1:1 using preceding.
Embodiment 2
Complete denture 3D printing model release agent, comprising:
Matrix components: viscosity is respectively the mixture 40g of the vinyl silicone oil of 100cs, 40000cs, and hydrogen content is 0.3
Containing hydrogen silicone oil 1g, dimethyl silicone polymer 0.2g, silicon powder 10g, partial size are the fumed silica 2g of 7nm, dehydrated alcohol
10g；
Catalyst component: viscosity is respectively the mixture 40g of the vinyl silicone oil of 100cs, 40000cs, concentration 3000ppm
Platinum group catalyst 0.05g, dimethyl silicone polymer 0.2g, silicon powder 10g, partial size is the fumed silica 2g of 7nm, anhydrous
Ethyl alcohol 10g.
Above each raw material is prepared into release agent as follows, is denoted as release agent 2:
1) each raw material is weighed；
2) each material vacuum of matrix components in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that matrix components are made；
3) each material vacuum of catalyst component in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that catalyst component is made；
4) matrix components and catalyst component are mixed with mass ratio 3:7 using preceding.
Embodiment 3
Complete denture 3D printing model release agent, comprising:
Matrix components: viscosity is respectively the mixture 80g of the vinyl silicone oil of 200cs, 6000cs, and hydrogen content is 1.2
Containing hydrogen silicone oil 5g, polyether polyester azo polyether polyeste 1.5g, nano silica 20g, partial size is the gas phase titanium dioxide of 20nm
Silicon 2-10g, dehydrated alcohol 50g；
Catalyst component: viscosity is respectively the mixture 80g of the vinyl silicone oil of 200cs, 6000cs, concentration 10000ppm
Platinum group catalyst 0.5g, polyether polyester azo polyether polyeste 1.5g, nano silica 20g, partial size is the gas phase of 20nm
Silica 1 0g, dehydrated alcohol 50g.
Above each raw material is prepared into release agent as follows, is denoted as release agent 3:
1) each raw material is weighed；
2) each material vacuum of matrix components in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that matrix components are made；
3) each material vacuum of catalyst component in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that catalyst component is made；
4) matrix components and catalyst component are mixed with mass ratio 7:3 using preceding.
Embodiment 4
Complete denture 3D printing model release agent, comprising:
Matrix components: viscosity is respectively the mixture 60g of the vinyl silicone oil of 500cs, 10000cs, and hydrogen content is 0.8
Containing hydrogen silicone oil 1g, alkyl-modified organosiloxane 1.5g, silicon powder 15g, partial size are the fumed silica 6g of 9nm, anhydrous second
Alcohol 20g；
Catalyst component: viscosity is respectively the mixture 60g of the vinyl silicone oil of 500cs, 10000cs, concentration 8000ppm
Platinum group catalyst 0.5g, alkyl-modified organosiloxane 1.5g, nano silica 10g, partial size be 17nm gas phase dioxy
SiClx 2g, dehydrated alcohol 20g.
Above each raw material is prepared into release agent as follows, is denoted as release agent 4:
1) each raw material is weighed；
2) each material vacuum of matrix components in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that matrix components are made；
3) each material vacuum of catalyst component in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that catalyst component is made；
4) matrix components and catalyst component are mixed with mass ratio 4:6 using preceding.
Embodiment 5
Complete denture 3D printing model release agent, comprising:
Matrix components: viscosity is respectively the mixture 60g of the vinyl silicone oil of 1000cs, 20000cs, hydrogen content 0.6
Containing hydrogen silicone oil 5g, acrylate 1.5g, silicon powder 20g, partial size be 12nm fumed silica 10g, dehydrated alcohol 10g；
Catalyst component: viscosity is respectively the mixture 60g of the vinyl silicone oil of 1000cs, 20000cs, and concentration is
The platinum group catalyst 0.5g of 9000ppm, acrylate 0.2g, silicon powder 10g, partial size are the fumed silica 8g of 10nm, nothing
Water-ethanol 25g.
Above each raw material is prepared into release agent as follows, is denoted as release agent 5:
1) each raw material is weighed；
2) each material vacuum of matrix components in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that matrix components are made；
3) each material vacuum of catalyst component in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that catalyst component is made；
4) matrix components and catalyst component are mixed with mass ratio 6:4 using preceding.
Embodiment 6
Complete denture 3D printing model release agent, comprising:
Matrix components: viscosity is respectively the vinyl silicone oil mass ratio 1:2:2 of 500cs, 800cs, 6000cs, 20000cs:
1 mixture 80g, the containing hydrogen silicone oil 1g, acrylate 1.5g, silicon powder 20g that hydrogen content is 1.2, partial size are the gas phase of 10nm
Silica 1 0g, dehydrated alcohol 20g；
Catalyst component: viscosity is respectively the vinyl silicone oil mass ratio 1:2:2 of 500cs, 800cs, 6000cs, 20000cs:
1 mixture 80g, concentration are the platinum group catalyst 0.05g, acrylate 0.2g, silicon powder 10g, partial size 17nm of 3000ppm
Fumed silica 10g, dehydrated alcohol 30g.
Above each raw material is prepared into release agent as follows, is denoted as release agent 6:
1) each raw material is weighed；
2) each material vacuum of matrix components in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that matrix components are made；
3) each material vacuum of catalyst component in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that catalyst component is made；
4) matrix components and catalyst component are mixed with mass ratio 3:5 using preceding.
Embodiment 7
Complete denture 3D printing model release agent, comprising:
Matrix components: viscosity is respectively the vinyl silicone oil mass ratio 3:7 of 100cs, 5000cs, 10000cs, 40000cs:
The mixture 40g of 4:2, the containing hydrogen silicone oil 4g, polyether polyester azo polyether polyeste 1.5g, silicon powder 20g that hydrogen content is 0.9,
Partial size is the fumed silica 10g, dehydrated alcohol 20g of 15nm；
Catalyst component: viscosity is respectively the vinyl silicone oil mass ratio 3:7 of 100cs, 5000cs, 10000cs, 40000cs:
The mixture 80g of 4:2, concentration are the platinum group catalyst 0.25g of 4000ppm, polyether polyester azo polyether polyeste 1g, nanometer two
Silica 20g, partial size are the fumed silica 8g, dehydrated alcohol 35g of 12nm.
Above each raw material is prepared into release agent as follows, is denoted as release agent 7:
1) each raw material is weighed；
2) each material vacuum of matrix components in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that matrix components are made；
3) each material vacuum of catalyst component in addition to inorganic filler is stirred, after mixing be added inorganic filler after
It is continuous to be stirred under vacuum, it is spare that catalyst component is made；
4) matrix components and catalyst component are mixed with mass ratio 1:1 using preceding.
Embodiment 8
After two component of release agent 1-7 prepared by embodiment 1-7 is mixed in proportion respectively, on 3D printing resin mould
It is smeared, operating time 3-5min, and is subject to commercially available release agent as a comparison case, be denoted as release agent 8, respectively using demoulding
Agent 1-8 is handled and is demoulded to the full mouth removable denture of identical appearance, and tests its model surface finish, model removing difficulty
And removal effect, using 10 as maximum value, the results are shown in Table 1 for each group.
1 release agent 1-8 of table demoulds result
| Project | Surface smoothness | Remove difficulty | Removal effect |
| Release agent 1 | 9 | 1 | 10 |
| Release agent 2 | 9 | 1 | 10 |
| Release agent 3 | 8 | 2 | 9 |
| Release agent 4 | 8 | 1 | 10 |
| Release agent 5 | 9 | 3 | 8 |
| Release agent 6 | 8 | 1 | 9 |
| Release agent 7 | 9 | 2 | 10 |
| Release agent 8 | 6 | 4 | 6 |
As shown in Table 1, release agent of the invention can be such that 3D printing resin mould resin and heat setting base is completely detached from simultaneously
And precision is not influenced, it can effectively solve existing 3D printing resin mould and the problem of heat setting base can not separate.
The above embodiments are only a part of the embodiment of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts,
It shall fall within the protection scope of the present invention.
Claims (10)
1. a kind of complete denture 3D printing model release agent, which is characterized in that the release agent includes the following group of mass fraction
Point: 30-70 parts of matrix components, 30-70 parts of catalyst component；
The matrix components include the raw material of following mass fraction: 40-80 parts of vinyl silicone oil, 1-5 parts of containing hydrogen silicone oil, and levelling agent
0.2-1.5 parts, 10-20 parts of inorganic filler, 2-10 parts of reinforcing agent, 10-50 parts of diluent；
The catalyst component includes the raw material of following mass fraction: 40-80 parts of vinyl silicone oil, platinum group catalyst 0.05-0.5
Part, 0.2-1.5 parts of levelling agent, 10-20 parts of inorganic filler, 2-10 parts of reinforcing agent, 10-50 parts of diluent.
2. a kind of complete denture 3D printing model release agent according to claim 1, which is characterized in that the levelling agent is equal
For dimethyl silicone polymer, polyether polyester azo polyether polyeste, alkyl-modified organosiloxane, acrylate, acrylate
One or more.
3. a kind of complete denture 3D printing model release agent according to claim 2, which is characterized in that the levelling agent is
Mass ratio is dimethyl silicone polymer, polyether polyester azo polyether polyeste, the alkyl-modified organosilicon of 1:2.25:1.2:0.8
The mixture of oxygen alkane and acrylate.
4. a kind of complete denture 3D printing model release agent according to claim 1, which is characterized in that the containing hydrogen silicone oil
Hydrogen content be 0.3-1.2；The concentration of the platinum group catalyst is 3000-10000ppm.
5. a kind of complete denture 3D printing model release agent according to claim 1, which is characterized in that the inorganic filler
It is the one or two of silicon powder, nano silica, the reinforcing agent is the fumed silica that partial size is 7-20nm.
6. a kind of complete denture 3D printing model release agent according to claim 1, which is characterized in that the diluent is equal
For dehydrated alcohol.
7. a kind of complete denture 3D printing model release agent according to claim 1, which is characterized in that the vinyl silicon
Oil is the vinyl silicone oil of different viscosities with the mixed mixture of any ratio.
8. a kind of complete denture 3D printing model release agent according to claim 1, which is characterized in that the vinyl silicon
The range of viscosities of oil is 100-40000cs.
9. a kind of preparation method of complete denture 3D printing model release agent, which is characterized in that the preparation method includes following
Step:
1) each raw material is weighed by mass fraction described in any one of claim 1 to 7；
2) vinyl silicone oil, containing hydrogen silicone oil, diluent, levelling agent, reinforcing agent are stirred, inorganic fill out is added after mixing
Material continues to stir, and it is spare that matrix components are made；
3) it is stirred after the completion of weighing vinyl silicone oil, platinum group catalyst, diluent, levelling agent, is added after mixing
Inorganic filler continues to stir, and it is spare that catalyst component is made；
4) matrix components and catalyst component are mixed by mass fraction described in any one of claim 1 to 7 using preceding.
10. a kind of preparation method of complete denture 3D printing model release agent according to claim 9, which is characterized in that
Stirring in step 2) and step 3) is to be stirred under vacuum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810596452.9A CN108943526A (en) | 2018-06-11 | 2018-06-11 | A kind of complete denture 3D printing model release agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810596452.9A CN108943526A (en) | 2018-06-11 | 2018-06-11 | A kind of complete denture 3D printing model release agent and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108943526A true CN108943526A (en) | 2018-12-07 |
Family
ID=64488068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810596452.9A Pending CN108943526A (en) | 2018-06-11 | 2018-06-11 | A kind of complete denture 3D printing model release agent and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108943526A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111481745A (en) * | 2019-01-25 | 2020-08-04 | 南方医科大学 | 3D printing component of visual artificial anus occluder and preparation method thereof |
| CN113652122A (en) * | 2021-08-25 | 2021-11-16 | 佛山市创特包装材料有限公司 | Concrete long-acting demolding coating and preparation method thereof |
| CN114654626A (en) * | 2022-03-18 | 2022-06-24 | 惠州市金亮丽塑胶制品有限公司 | Composite plastic processing release agent and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490294A (en) * | 2011-11-14 | 2012-06-13 | 厦门市豪尔新材料有限公司 | Mold release capable of demoulding for a plurality of times and preparation method thereof |
| US20130209933A1 (en) * | 2012-02-09 | 2013-08-15 | Canon Kabushiki Kaisha | Release agent for toner, and toner containing the release agent |
| CN107503231A (en) * | 2017-08-24 | 2017-12-22 | 中科院广州化学有限公司南雄材料生产基地 | The vinyl silicone oil of end hydroxyl is as application of the off-type force conditioning agent in mould release is prepared and its mould release and mould release membrance |
-
2018
- 2018-06-11 CN CN201810596452.9A patent/CN108943526A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490294A (en) * | 2011-11-14 | 2012-06-13 | 厦门市豪尔新材料有限公司 | Mold release capable of demoulding for a plurality of times and preparation method thereof |
| US20130209933A1 (en) * | 2012-02-09 | 2013-08-15 | Canon Kabushiki Kaisha | Release agent for toner, and toner containing the release agent |
| CN107503231A (en) * | 2017-08-24 | 2017-12-22 | 中科院广州化学有限公司南雄材料生产基地 | The vinyl silicone oil of end hydroxyl is as application of the off-type force conditioning agent in mould release is prepared and its mould release and mould release membrance |
Non-Patent Citations (3)
| Title |
|---|
| 交通部公路局机务处编: "《汽车油漆工技术考核问答》", 30 June 1984, 北京：人民交通出版社 * |
| 朱万强主编: "《涂料基础教程》", 30 June 2012, 成都：西南交通大学出版社 * |
| 赵世荣编: "《液体聚合物密封材料》", 31 March 1980, 北京：化学工业出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111481745A (en) * | 2019-01-25 | 2020-08-04 | 南方医科大学 | 3D printing component of visual artificial anus occluder and preparation method thereof |
| CN113652122A (en) * | 2021-08-25 | 2021-11-16 | 佛山市创特包装材料有限公司 | Concrete long-acting demolding coating and preparation method thereof |
| CN114654626A (en) * | 2022-03-18 | 2022-06-24 | 惠州市金亮丽塑胶制品有限公司 | Composite plastic processing release agent and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2017289257B2 (en) | Printable compositions including highly viscous components and methods of creating 3D articles therefrom | |
| AU637449B2 (en) | Blended polycaprolactone thermoplastic molding composition | |
| US20090305195A1 (en) | Preformed malleable solid crown | |
| CN108943526A (en) | A kind of complete denture 3D printing model release agent and preparation method thereof | |
| CN105726342B (en) | A kind of bi-component addition type silicone rubber impression material and its preparation method and application | |
| IE80529B1 (en) | Transparent material for dental applications | |
| JPH0550482B2 (en) | ||
| US5637628A (en) | Silicone composition for dental impressions | |
| CN111821201A (en) | Dental stereolithography three-dimensional printing material for producing dental three-dimensional molded object | |
| JP6196522B2 (en) | Curable silicone composition having light permeability and method for producing photocurable resin molding using the same | |
| JPH01301609A (en) | Thermally curable silicone composition for dental application | |
| JPH0563176B2 (en) | ||
| US4195047A (en) | Method for repairing broken denture | |
| EP0268464B1 (en) | Method for extra-oral dental restoration | |
| JPH02172458A (en) | Making of positive model for tooth or gum, and its composition | |
| US4854875A (en) | Extra-oral dental restoration | |
| CN108578251A (en) | A kind of polychrome one materials of bone tissue and preparation method thereof | |
| JPH04218151A (en) | Set and method for making denture base | |
| EP1349895B1 (en) | Separating agent | |
| CN108359242A (en) | A kind of transparent silicone rubber die material and preparation method | |
| JP4719872B2 (en) | Photopolymerization type denture base mucosa surface treatment material, denture base mucosa surface treatment method using the same, and denture base production method | |
| CN108359243A (en) | A kind of silicon rubber die material and preparation method | |
| CN112940190B (en) | Simulated gum material for 3D printing and preparation method and application thereof | |
| JPH0731630A (en) | Dental molded body | |
| Phoenix | Introduction of a denture injection system for use with microwaveable acrylic resins |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |