CN109265946A - A kind of quantum dot light emitting compound and preparation method thereof for 3D printing - Google Patents
A kind of quantum dot light emitting compound and preparation method thereof for 3D printing Download PDFInfo
- Publication number
- CN109265946A CN109265946A CN201811138825.4A CN201811138825A CN109265946A CN 109265946 A CN109265946 A CN 109265946A CN 201811138825 A CN201811138825 A CN 201811138825A CN 109265946 A CN109265946 A CN 109265946A
- Authority
- CN
- China
- Prior art keywords
- quantum dot
- parts
- light emitting
- dot light
- emitting compound
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/041—Carbon nanotubes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/11—Esters; Ether-esters of acyclic polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Nanotechnology (AREA)
Abstract
The present invention provides a kind of quantum dot light emitting compounds for 3D printing, it is made of the raw material of following parts by weight meter: 100 parts of polylactic acid, 0.2~0.5 part of chain extender, 5~17 parts of plasticizer, 20~60 parts of inorganic matters, 20~60 parts of graphene quantum dots, 1~5 portion of reinforcing agent, 1~5 part of lubricant, wherein, the inorganic matter is nano silica or nano-titanium dioxide.The present invention is modified polylactic acid by chain extender, strengthen polylactic acid performance, graphene quantum dot is mixed with inorganic matter again, reinforce the luminous intensity of quantum dot light emitting compound, finally by the mixed-powder of graphene quantum dot and inorganic matter and modified polylactic acid and plasticizer, reinforcing agent and mix lubricant, three dimensions of graphene quantum dot are usually less than 10nm, and the scattering of generation is smaller, are not susceptible to reunite and precipitate；Quantum dot light emitting composite properties are excellent, can print out illuminator of different shapes, cooperate the use of laser source, can produce the illuminator of different shape and function, have fine application prospect.
Description
Technical field
The present invention relates to technical field of composite materials, specially a kind of quantum dot light emitting compound for 3D printing and its
Preparation method.
Background technique
3D printing technique is also known as increases material manufacturing technology, actually a kind of emerging technology of rapid shaping field, it is one
Kind is based on digital model file, with adhesive materials such as powdery metal or plastics, comes by layer-by-layer printing
Construct the technology of object.Basic principle is layered manufacturing, increases material successively to generate the technology of 3D solid.Currently, 3D is beaten
Print technology is applied primarily to product prototype, mold manufacture and the fields such as artistic creation, jewelry-making, substitute these tradition according to
Bad retrofit technique.In addition, 3D printing technique is gradually applied to the fields such as medicine, bioengineering, building, clothes, aviation,
Wide space has been opened up for innovation.
Equally, 3D printing also has fine application prospect in field of light emitting materials.Currently, there is some publications will be glimmering
Light powder is mixed in a certain ratio with polymer colloid, and the polymer colloid doped with fluorescent powder is made, by spray head with doped with
The polymer colloid of fluorescent powder is printed.However, doped with fluorescent powder polymer colloid there are fluorescent powder reunite, fluorescent powder
With polymer colloid surface light scattering effect acutely and fluorescent powder emission spectrum change the problem of, phosphor gel is in 3D printing
The development in field is restricted.
Summary of the invention
The purpose of the present invention is to solve the deficiencies of above-mentioned technology, and it is multiple to provide a kind of quantum dot light emitting for 3D printing
Object and preparation method thereof is closed, which can be made up complex of various shapes, stable structure, mechanical performance of 3D printing
Good, the characteristics of luminescence is good.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight meter: 100 parts of poly- creams
Acid, 0.2~0.5 part of chain extender, 5~17 parts of plasticizer, 20~60 parts of inorganic matters, 20~60 parts of graphene quantum dots, 1~5 part
Reinforcing agent, 1~5 part of lubricant, wherein inorganic matter is nano silica or nano-titanium dioxide.
Preferably, chain extender is ADR 4370S or ADR-4368C/CS.
Preferably, plasticizer is adipic acid diethanol mono-n-butylester or polyadipate diethylene glycol (DEG) ester.
Preferably, reinforcing agent is nanometer calcium carbonate or carbon nanotube.
Preferably, lubricant is one of talcum powder, kaolin and mica or a variety of.
The present invention also provides the preparation methods of the above-mentioned quantum dot light emitting compound for 3D printing, including following step
It is rapid:
S1, inorganic matter and graphene quantum dot are weighed and is mixed, at room temperature carried out said mixture using ethyl alcohol molten
Solution is stirred by ultrasonic 1~2h, mixed solution is then obtained inorganic matter and graphene quantum dot in 60~80 DEG C of dry 8~10h
Mixed-powder；
S2, by polylactic acid in 60~80 DEG C of dry 4~5h, high speed mixer then is added in polylactic acid and chain extender,
It is sufficiently mixed under the revolving speed of 200~400r/min at 10~30 DEG C, is discharged after 0.5~2h, then use double-screw mixing
Conjunction machine extruding pelletization, extrusion is processed into filament after being then granulated son drying, and ball milling is at fine powder；
S3, by the mixed-powder of the obtained inorganic matter and graphene quantum dot of fine powder that S2 is obtained and S1 and plasticizer,
Reinforcing agent, lubricant are sequentially placed into double screw extruder and are melted, and squeeze out after evenly mixing, after natural cooling be granulated to get
To the quantum dot light emitting compound for 3D printing.
Preferably, in S2,175~190 DEG C are set as using the extrusion temperature of double screw extruder mixing extruding pelletization, mould
Head temperature is 160~200 DEG C, 200~400r/min of tringle revolving speed.
Preferably, in S2, drying time is 2~3h, and drying temperature is 80~85 DEG C, filament diameter 1.75mm, diameter
Error is 0.05mm.
Preferably, in S3, extrusion temperature is set as 195~230 DEG C, and die head temperature is 160~240 DEG C, tringle revolving speed 200
~400r/min.
Compared with prior art, beneficial effects of the present invention are as follows:
1, the present invention is modified polylactic acid by chain extender, and the heat resistance enhancing of polylactic acid, mechanical property increases, point
Subchain palliating degradation degree reduces, and melt strength increases, and comprehensive performance has very big promotion；
2, the present invention mixes graphene quantum dot with inorganic matter, and inorganic matter is used to reinforce the hair of quantum dot light emitting compound
Luminous intensity, then by the mixed-powder of mixed graphene quantum dot and inorganic matter and modified polylactic acid and plasticizer,
Three dimensions of reinforcing agent and mix lubricant, graphene quantum dot are usually less than 10nm, and the scattering of generation is smaller, is not easy
Occur to reunite and precipitate；
3, quantum dot light emitting compound of the invention has good plasticity, toughness, heat resisting temperature, passes through 3D printing technique
The product quality printed is high, heat-resisting, impact resistant strength is high, and comprehensive print performance is preferable；And the quantum dot light emitting is compound
When object is printed using 3D printer, it can print out illuminator of different shapes, cooperate the use of laser source, not similar shape can be produced
The illuminator of shape and function；
4, production process of the present invention is simple, low in cost, is suitable for industrial production.
Detailed description of the invention
Fig. 1 is the transmission electron microscope photo of quantum dot light emitting compound in the embodiment of the present invention 11.
Specific embodiment
Below by specific embodiment example, the present invention will be described in detail.The scope of the present invention is not limited to the tool
Body embodiment.
The present invention provides a kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100
Part polylactic acid, 0.2~0.5 part of chain extender, 5~17 parts of plasticizer, 20~60 parts of inorganic matters, 20~60 parts of graphene quantum dots, 1
~5 portions of reinforcing agents, 1~5 part of lubricant, wherein inorganic matter is nano silica or nano-titanium dioxide.
Embodiment 1
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.2 part of ADR 4370S, 5 parts of adipic acid diethanol mono-n-butylesters, 20 parts of nano silicas, 20 parts of graphene quantum dots, 1 part receive
Rice calcium carbonate, 1 part of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 20 parts of nano silicas and 20
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, mixed solution is then obtained drying in 60 DEG C of dry 8h
Mixed-powder afterwards；
By 100 parts of polylactic acid after 60 DEG C of dry 4h, high speed mixer is added in polylactic acid and 0.2 part of ADR 4370S,
It stirs 0.5h at 10 DEG C to be sufficiently mixed, then revolving speed 200r/min uses twin-screw compounder extruding pelletization, squeeze out temperature
Degree is 175 DEG C, and die head temperature is 160 DEG C, and tringle revolving speed is 200r/min, then will be granulated son in 80 DEG C of dry 2h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 5 parts of adipic acid diethanol mono-n-butylesters, 1 part of nanometer calcium carbonate, 1 part of talcum
Powder is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 195 DEG C, and die head temperature is 160 DEG C,
Tringle revolving speed is 200r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 2
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.4 part of ADR 4370S, 5 parts of adipic acid diethanol mono-n-butylesters, 20 parts of nano silicas, 20 parts of graphene quantum dots, 1 part receive
Rice calcium carbonate, 1 part of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 20 parts of nano silicas and 20
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, mixed solution is then obtained drying in 70 DEG C of dry 9h
Mixed-powder afterwards；
By 100 parts of polylactic acid after 60 DEG C of dry 4h, high speed mixer is added in polylactic acid and 0.4 part of ADR 4370S,
It stirs 1h at 20 DEG C to be sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, extrusion temperature
It is 180 DEG C, die head temperature is 180 DEG C, and tringle revolving speed is 200r/min, then will be granulated son in 80 DEG C of dry 2h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 5 parts of adipic acid diethanol mono-n-butylesters, 1 part of nanometer calcium carbonate, 1 part of talcum
Powder is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 200 DEG C, and die head temperature is 160 DEG C,
Tringle revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 3
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.6 part of ADR 4370S, 5 parts of adipic acid diethanol mono-n-butylesters, 20 parts of nano silicas, 20 parts of graphene quantum dots, 1 part receive
Rice calcium carbonate, 1 part of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 20 parts of nano silicas and 20
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, is then done mixed solution in 80 DEG C of dry 10h
Mixed-powder after dry；
By 100 parts of polylactic acid after 80 DEG C of dry 5h, high speed mixer is added in polylactic acid and 0.6 part of ADR 4370S,
It stirs 2h at 30 DEG C to be sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, extrusion temperature
It is 185 DEG C, die head temperature is 180 DEG C, and tringle revolving speed is 300r/min, then will be granulated son in 85 DEG C of dry 3h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 5 parts of adipic acid diethanol mono-n-butylesters, 1 part of nanometer calcium carbonate, 1 part of talcum
Powder is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 210 DEG C, and die head temperature is 220 DEG C,
Tringle revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 4
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.4 part of ADR 4370S, 11 parts of adipic acid diethanol mono-n-butylesters, 20 parts of nano silicas, 20 parts of graphene quantum dots, 1 part receive
Rice calcium carbonate, 1 part of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 20 parts of nano silicas and 20
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, mixed solution is then obtained drying in 70 DEG C of dry 9h
Mixed-powder afterwards；
By 100 parts of polylactic acid after 80 DEG C of dry 5h, high speed mixer is added in polylactic acid and 0.4 part of ADR 4370S,
It stirs 2h at 30 DEG C to be sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, extrusion temperature
It is 185 DEG C, die head temperature is 180 DEG C, and tringle revolving speed is 300r/min, then will be granulated son in 85 DEG C of dry 3h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 11 parts of adipic acid diethanol mono-n-butylesters, 1 part of nanometer calcium carbonate, 1 part of cunning
Mountain flour is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 210 DEG C, die head temperature 220
DEG C, tringle revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 5
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.4 part of ADR 4370S, 17 parts of adipic acid diethanol mono-n-butylesters, 20 parts of nano silicas, 20 parts of graphene quantum dots, 1 part receive
Rice calcium carbonate, 1 part of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 20 parts of nano silicas and 20
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, mixed solution is then obtained drying in 70 DEG C of dry 9h
Mixed-powder afterwards；
By 100 parts of polylactic acid after 80 DEG C of dry 5h, high speed mixer is added in polylactic acid and 0.4 part of ADR 4370S,
It stirs 2h at 30 DEG C to be sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, extrusion temperature
It is 185 DEG C, die head temperature is 180 DEG C, and tringle revolving speed is 300r/min, then will be granulated son in 85 DEG C of dry 3h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 17 parts of adipic acid diethanol mono-n-butylesters, 1 part of nanometer calcium carbonate, 1 part of cunning
Mountain flour is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 210 DEG C, die head temperature 220
DEG C, tringle revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 6
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.4 part of ADR 4370S, 11 parts of adipic acid diethanol mono-n-butylesters, 40 parts of nano silicas, 20 parts of graphene quantum dots, 1 part receive
Rice calcium carbonate, 1 part of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 40 parts of nano silicas and 20
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, is then done mixed solution in 80 DEG C of dry 10h
Mixed-powder after dry；
By 100 parts of polylactic acid after 80 DEG C of dry 5h, high speed mixer is added in polylactic acid and 0.4 part of ADR 4370S,
It stirs 2h at 30 DEG C to be sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, extrusion temperature
It is 185 DEG C, die head temperature is 180 DEG C, and tringle revolving speed is 300r/min, then will be granulated son in 85 DEG C of dry 3h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 11 parts of adipic acid diethanol mono-n-butylesters, 1 part of nanometer calcium carbonate, 1 part of cunning
Mountain flour is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 210 DEG C, die head temperature 220
DEG C, tringle revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 7
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.4 part of ADR 4370S, 11 parts of adipic acid diethanol mono-n-butylesters, 60 parts of nano silicas, 20 parts of graphene quantum dots, 1 part receive
Rice calcium carbonate, 1 part of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 60 parts of nano silicas and 20
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, is then done mixed solution in 80 DEG C of dry 10h
Mixed-powder after dry；
By 100 parts of polylactic acid after 80 DEG C of dry 5h, high speed mixer is added in polylactic acid and 0.4 part of ADR 4370S,
It stirs 2h at 30 DEG C to be sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, extrusion temperature
It is 185 DEG C, die head temperature is 180 DEG C, and tringle revolving speed is 300r/min, then will be granulated son in 85 DEG C of dry 3h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 11 parts of adipic acid diethanol mono-n-butylesters, 1 part of nanometer calcium carbonate, 1 part of cunning
Mountain flour is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 210 DEG C, die head temperature 220
DEG C, tringle revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 8
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.4 part of ADR 4370S, 11 parts of adipic acid diethanol mono-n-butylesters, 60 parts of nano silicas, 40 parts of graphene quantum dots, 1 part receive
Rice calcium carbonate, 1 part of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 60 parts of nano silicas and 40
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, is then done mixed solution in 80 DEG C of dry 10h
Mixed-powder after dry；
By 100 parts of polylactic acid after 80 DEG C of dry 5h, high speed mixer is added in polylactic acid and 0.4 part of ADR 4370S,
It stirs 2h at 30 DEG C to be sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, extrusion temperature
It is 185 DEG C, die head temperature is 180 DEG C, and tringle revolving speed is 300r/min, then will be granulated son in 85 DEG C of dry 3h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 11 parts of adipic acid diethanol mono-n-butylesters, 1 part of nanometer calcium carbonate, 1 part of cunning
Mountain flour is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 210 DEG C, die head temperature 220
DEG C, tringle revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 9
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.4 part of ADR 4370S, 11 parts of adipic acid diethanol mono-n-butylesters, 60 parts of nano silicas, 60 parts of graphene quantum dots, 1 part receive
Rice calcium carbonate, 1 part of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 60 parts of nano silicas and 60
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, is then done mixed solution in 80 DEG C of dry 10h
Mixed-powder after dry；
By 100 parts of polylactic acid after 80 DEG C of dry 5h, high speed mixer is added in polylactic acid and 0.4 part of ADR 4370S,
It stirs 2h at 30 DEG C to be sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, extrusion temperature
It is 185 DEG C, die head temperature is 180 DEG C, and tringle revolving speed is 300r/min, then will be granulated son in 85 DEG C of dry 3h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 11 parts of adipic acid diethanol mono-n-butylesters, 1 part of nanometer calcium carbonate, 1 part of cunning
Mountain flour is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 210 DEG C, die head temperature 220
DEG C, tringle revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 10
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.4 part of ADR 4370S, 11 parts of adipic acid diethanol mono-n-butylesters, 60 parts of nano silicas, 60 parts of graphene quantum dots, 3 parts receive
Rice calcium carbonate, 3 parts of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 60 parts of nano silicas and 60
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, is then done mixed solution in 80 DEG C of dry 10h
Mixed-powder after dry；
By 100 parts of polylactic acid after 80 DEG C of dry 5h, high speed mixer is added in polylactic acid and 0.4 part of ADR 4370S,
It stirs 2h at 30 DEG C to be sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, extrusion temperature
It is 185 DEG C, die head temperature is 180 DEG C, and tringle revolving speed is 300r/min, then will be granulated son in 85 DEG C of dry 3h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 11 parts of adipic acid diethanol mono-n-butylesters, 3 parts of nanometer calcium carbonates, 3 parts of cunnings
Mountain flour is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 210 DEG C, die head temperature 220
DEG C, tringle revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 11
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.4 part of ADR 4370S, 11 parts of adipic acid diethanol mono-n-butylesters, 60 parts of nano silicas, 60 parts of graphene quantum dots, 5 parts receive
Rice calcium carbonate, 5 parts of talcum powder.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 60 parts of nano silicas and 60
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, is then done mixed solution in 80 DEG C of dry 10h
Mixed-powder after dry；
By 100 parts of polylactic acid after 80 DEG C of dry 5h, high speed mixer is added in polylactic acid and 0.4 part of ADR 4370S,
It stirs 2h at 30 DEG C to be sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, extrusion temperature
It is 185 DEG C, die head temperature is 180 DEG C, and tringle revolving speed is 300r/min, then will be granulated son in 85 DEG C of dry 3h, is squeezed out
The filament and ball milling of 1.75mm is at 300 targeted fine powders；
By above-mentioned fine powder and mixed-powder and 11 parts of adipic acid diethanol mono-n-butylesters, 5 parts of nanometer calcium carbonates, 5 parts of cunnings
Mountain flour is put into double screw extruder and is melted, and squeezes out after mixing, and extrusion temperature is 210 DEG C, die head temperature 220
DEG C, tringle revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Embodiment 12
A kind of quantum dot light emitting compound for 3D printing, is made of the raw material of following parts by weight: 100 parts of polylactic acid,
0.4 part of ADR-4368C/CS, 11 parts of polyadipate diethylene glycol (DEG) esters, 60 parts of nano-titanium dioxides, 60 parts of graphene quantum dots, 5 parts
Carbon nanotube, 5 parts of kaolin.
This for 3D printing quantum dot light emitting compound the preparation method comprises the following steps: first by 60 parts of nano-titanium dioxides and 60
Part graphene quantum dot mixing, excess ethyl alcohol is added into mixture, is then done mixed solution in 80 DEG C of dry 10h
Mixed-powder after dry；
By 100 parts of polylactic acid after 80 DEG C of dry 5h, high speed mixing is added in polylactic acid and 0.4 part of ADR-4368C/CS
Machine stirs 2h at 30 DEG C and is sufficiently mixed, then revolving speed 300r/min uses twin-screw compounder extruding pelletization, squeezes
Temperature is 185 DEG C out, and die head temperature is 180 DEG C, and tringle revolving speed is 300r/min, then will be granulated son in 85 DEG C of dry 3h, is squeezed
The filament of 1.75mm and ball milling are at 300 targeted fine powders out；
By above-mentioned fine powder and mixed-powder and 11 parts of polyadipate diethylene glycol (DEG) esters, 3 parts of carbon nanotubes, 3 parts of kaolin
It is put into double screw extruder and is melted, squeezed out after mixing, extrusion temperature is 210 DEG C, and die head temperature is 220 DEG C, mould
Bar revolving speed is 300r/min, finally obtains the quantum dot light emitting compound for 3D printing.
Comparative example 1
The composition and ratio of the light-emitting composite for 3D printing of this comparative example and the phase of preparation method and embodiment 11
Together, chain extender ADR 4370S is added without unlike.
Comparative example 2
The composition and ratio of the light-emitting composite for 3D printing of this comparative example and the phase of preparation method and embodiment 11
Together, plasticizer adipic acid diethanol mono-n-butylester is added without unlike.
Comparative example 3
The composition and ratio of the light-emitting composite for 3D printing of this comparative example and the phase of preparation method and embodiment 11
Together, inorganic matter nano silica is added without unlike.
The quantum dot light emitting compound of embodiment 11 has been carried out the test of transmission electron microscope by us, and Fig. 1 is the sample
The transmission photo of product, as seen in Figure 1, graphene quantum dot is evenly distributed, and there is no agglomerations.
We pass through material strip shaping mechanism to the quantum dot light emitting compound of embodiment 11 and the sample of comparative example 1~3
Corresponding luminous material strip is produced, and mechanical strength test and luminescent properties test have been carried out to corresponding luminous material strip, table 1 is each
The mechanical performance and luminescent properties data of a sample, as it can be seen from table 1 the quantum dot light emitting compound of embodiment 11 is with good
Good mechanical performance and luminescent properties.
The mechanical performance and luminescent properties table of 1 quantum dot light emitting compound of table
| Embodiment 11 | Comparative example 1 | Comparative example 2 | Comparative example 3 | |
| Tensile strength/MPa | 60.8 | 45.8 | 55.9 | 58.8 |
| Notch impact strength/kJ/m2 | 3.6 | 3.5 | 3.1 | 3.4 |
| Uniformity of luminance | It is good | It is good | It is good | Difference |
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, it can also make several improvements and retouch, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of quantum dot light emitting compound for 3D printing, which is characterized in that be made of the raw material of following parts by weight meter:
100 parts of polylactic acid, 0.2~0.5 part of chain extender, 5~17 parts of plasticizer, 20~60 parts of inorganic matters, 20~60 parts of graphene quantums
It selects, 1~5 portion of reinforcing agent, 1~5 part of lubricant, wherein the inorganic matter is nano silica or nano-titanium dioxide.
2. a kind of quantum dot light emitting compound for 3D printing according to claim 1, which is characterized in that the chain extension
Agent is ADR 4370S or ADR-4368C/CS.
3. a kind of quantum dot light emitting compound for 3D printing according to claim 1, which is characterized in that the plasticising
Agent is adipic acid diethanol mono-n-butylester or polyadipate diethylene glycol (DEG) ester.
4. a kind of quantum dot light emitting compound for 3D printing according to claim 1, which is characterized in that the reinforcement
Agent is nanometer calcium carbonate or carbon nanotube.
5. a kind of quantum dot light emitting compound for 3D printing according to claim 1, which is characterized in that the lubrication
Agent is one of talcum powder, kaolin and mica or a variety of.
6. a kind of preparation method of any quantum dot light emitting compound for 3D printing of claim 1-5, feature
It is, comprising the following steps:
S1, inorganic matter and graphene quantum dot are weighed and is mixed, at room temperature dissolved said mixture using ethyl alcohol, surpassed
Sound stirs 1~2h, and mixed solution is then obtained the mixing of inorganic matter and graphene quantum dot in 60~80 DEG C of dry 8~10h
Powder；
S2, by polylactic acid in 60~80 DEG C of dry 4~5h, high speed mixer then is added in polylactic acid and the chain extender,
It is sufficiently mixed under the revolving speed of 200~400r/min at 10~30 DEG C, is discharged after 0.5~2h, then use double-screw mixing
Conjunction machine extruding pelletization, extrusion is processed into filament after being then granulated son drying, and ball milling is at fine powder；
S3, by the mixed-powder of the obtained inorganic matter and graphene quantum dot of fine powder that S2 is obtained and S1 and the plasticizer,
The reinforcing agent, the lubricant are sequentially placed into double screw extruder and are melted, and squeeze out, make after evenly mixing after natural cooling
Grain is to get the quantum dot light emitting compound arrived for 3D printing.
7. a kind of preparation method of quantum dot light emitting compound for 3D printing according to claim 6, feature exist
In being set as 175~190 DEG C using the extrusion temperature of double screw extruder mixing extruding pelletization, die head temperature 160 in S2
~200 DEG C, 200~400r/min of tringle revolving speed.
8. a kind of preparation method of quantum dot light emitting compound for 3D printing according to claim 6, feature exist
In in S2, drying time is 2~3h, and drying temperature is 80~85 DEG C, filament diameter 1.75mm, diameter error 0.05mm.
9. a kind of preparation method of quantum dot light emitting compound for 3D printing according to claim 6, in S3, squeeze out
Temperature setting is 195~230 DEG C, and die head temperature is 160~240 DEG C, 200~400r/min of tringle revolving speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811138825.4A CN109265946A (en) | 2018-09-28 | 2018-09-28 | A kind of quantum dot light emitting compound and preparation method thereof for 3D printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811138825.4A CN109265946A (en) | 2018-09-28 | 2018-09-28 | A kind of quantum dot light emitting compound and preparation method thereof for 3D printing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109265946A true CN109265946A (en) | 2019-01-25 |
Family
ID=65198186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811138825.4A Pending CN109265946A (en) | 2018-09-28 | 2018-09-28 | A kind of quantum dot light emitting compound and preparation method thereof for 3D printing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109265946A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000955A (en) * | 2019-04-28 | 2019-07-12 | 苏州博驰新材料有限公司 | A kind of anhydrous cooling granulation process of fiberglass reinforced special engineering plastics |
| WO2021095021A1 (en) * | 2019-11-15 | 2021-05-20 | Tor Corporation Ltd | Biodegradable polymer nanocomposite and method for production thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105602546A (en) * | 2015-12-30 | 2016-05-25 | 量子光电科技（天津）有限公司 | Quantum dot light-emitting compound used for 3D printing and preparation method thereof |
| CN106221153A (en) * | 2016-07-29 | 2016-12-14 | 佛山市高明区诚睿基科技有限公司 | A kind of modified ABS/PLA luminescent composite |
| JP2017502862A (en) * | 2013-12-26 | 2017-01-26 | テキサス・テック・ユニバーシティー・システム | Local heating of CNT-filled polymer composites by microwave induction to enhance internal bead diffusion bonding of shaped articles by hot melt filament manufacturing method |
| CN106536404A (en) * | 2014-05-26 | 2017-03-22 | 威廉马歇莱思大学 | Graphene quantum dot-polymer composites and methods of making the same |
| CN106751607A (en) * | 2016-11-30 | 2017-05-31 | 宁夏共享模具有限公司 | A kind of FDM printings use graininess PLA material modified and preparation method |
| EP3275469A1 (en) * | 2016-07-27 | 2018-01-31 | Contraline, Inc. | Carbon-based compositions useful for occlusive medical devices and methods of making and using them |
| CN108047472A (en) * | 2017-11-13 | 2018-05-18 | 天津宝兴威科技股份有限公司 | A kind of preparation method of the polymer composite film based on graphene quantum dot doping |
-
2018
- 2018-09-28 CN CN201811138825.4A patent/CN109265946A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017502862A (en) * | 2013-12-26 | 2017-01-26 | テキサス・テック・ユニバーシティー・システム | Local heating of CNT-filled polymer composites by microwave induction to enhance internal bead diffusion bonding of shaped articles by hot melt filament manufacturing method |
| CN106536404A (en) * | 2014-05-26 | 2017-03-22 | 威廉马歇莱思大学 | Graphene quantum dot-polymer composites and methods of making the same |
| CN105602546A (en) * | 2015-12-30 | 2016-05-25 | 量子光电科技（天津）有限公司 | Quantum dot light-emitting compound used for 3D printing and preparation method thereof |
| CN108129811A (en) * | 2015-12-30 | 2018-06-08 | 量子光电科技（天津）有限公司 | For the quantum dot light emitting compound of 3D printing |
| EP3275469A1 (en) * | 2016-07-27 | 2018-01-31 | Contraline, Inc. | Carbon-based compositions useful for occlusive medical devices and methods of making and using them |
| CN106221153A (en) * | 2016-07-29 | 2016-12-14 | 佛山市高明区诚睿基科技有限公司 | A kind of modified ABS/PLA luminescent composite |
| CN106751607A (en) * | 2016-11-30 | 2017-05-31 | 宁夏共享模具有限公司 | A kind of FDM printings use graininess PLA material modified and preparation method |
| CN108047472A (en) * | 2017-11-13 | 2018-05-18 | 天津宝兴威科技股份有限公司 | A kind of preparation method of the polymer composite film based on graphene quantum dot doping |
Non-Patent Citations (4)
| Title |
|---|
| 夏宇正，等: "《精细高分子化工及应用》", 30 September 2000, 化学工业出版社 * |
| 徐鼐: "《通用级聚乳酸的改性与加工成型》", 31 January 2016, 中国科学技术大学出版社 * |
| 苏家齐主编: "《塑料工业辞典》", 31 December 1989, 化学工业出版社 * |
| 董炎明编著: "《高分子分析手册》", 31 March 2004, 中国石化出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000955A (en) * | 2019-04-28 | 2019-07-12 | 苏州博驰新材料有限公司 | A kind of anhydrous cooling granulation process of fiberglass reinforced special engineering plastics |
| WO2021095021A1 (en) * | 2019-11-15 | 2021-05-20 | Tor Corporation Ltd | Biodegradable polymer nanocomposite and method for production thereof |
| GB2588950B (en) * | 2019-11-15 | 2024-07-10 | Toraphene Ltd | Biodegradable polymer nanocomposite and method for production thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103467950B (en) | A kind of 3D prints modified polylactic acid material and preparation method thereof | |
| CN103980682B (en) | A kind of 3D printing polycaprolactone material and preparation method thereof | |
| CN106633722B (en) | Tear-resistant high-toughness biodegradable material and preparation method thereof | |
| CN104650587B (en) | It is a kind of suitable for modified polyphenylene sulfide resin material of 3D printing and its preparation method and application | |
| CN105713362B (en) | A kind of composition for 3D printing, 3D printing material containing it and preparation method thereof, application and 3D printing equipment | |
| CN106317814B (en) | For the poly-lactic acid material of rapid shaping | |
| WO2015165363A1 (en) | Material for 3d printing and preparation method therefor and product thereof | |
| CN109265946A (en) | A kind of quantum dot light emitting compound and preparation method thereof for 3D printing | |
| CN103980683A (en) | Biodegradable polylactic acid material for 3D printing and preparation method thereof | |
| CN205467412U (en) | 3D printing apparatus based on FDM | |
| KR20160063877A (en) | Manufacturing Method of Filament for 3D Print and Filament | |
| CN105647137A (en) | 3D printing polylactic acid /leather powder composite materials and preparation method thereof | |
| CN107043500A (en) | Preparation method of fiber-reinforced nano composite film | |
| CN104629280A (en) | High-strength high-toughness polyactic acid composite material suitable for 3D printing molding and preparation method of composite material | |
| CN106117744A (en) | A kind of Graphene/polyolefin plastics composite food package thin film and preparation method thereof | |
| CN103450530A (en) | Nanoparticle composite material | |
| CN106700457A (en) | PLA/PCL composite material for 3D printing thoracoabdominal fixing bands | |
| CN106633582B (en) | A kind of polypropene composition and preparation method thereof for 3D printing | |
| CN109721904A (en) | Polyvinyl alcohol film and combinations thereof and preparation method | |
| CN107345078A (en) | A kind of high tensile strength material and its application | |
| CN109705513A (en) | A kind of high performance 3 d printing Biocomposite material and preparation method thereof | |
| CN106977896A (en) | A kind of wear-resisting PC ABS alloy materials and preparation method thereof | |
| CN106751616A (en) | A kind of plasticizing polylactic acid material for 3D printing and preparation method thereof | |
| CN109608840A (en) | A kind of degradable low temperature polyester alloy 3D printing material and preparation method thereof | |
| CN102250386A (en) | Plastic composite additive |
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 |
Application publication date: 20190125 |
|
| RJ01 | Rejection of invention patent application after publication |