CN107841124A - A kind of 3D printer TPU materials and preparation method thereof - Google Patents
A kind of 3D printer TPU materials and preparation method thereof Download PDFInfo
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- CN107841124A CN107841124A CN201610828189.2A CN201610828189A CN107841124A CN 107841124 A CN107841124 A CN 107841124A CN 201610828189 A CN201610828189 A CN 201610828189A CN 107841124 A CN107841124 A CN 107841124A
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- parts
- printer
- tpu
- tpu materials
- compatilizer
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
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- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
Abstract
The invention provides a kind of 3D printer TPU materials, and it is mainly prepared by the following raw material in parts by weight：1 ~ 5 part of 20 ~ 80 parts of TPU, 10 ~ 30 parts of PHA, 1 ~ 5 part of compatilizer and heat stabilizer.Effective cooperation of the invention by using TPU and PHA, so that the 3D printer has high intensity and high tenacity with TPU materials, environment-protecting and non-poisonous safety, and there is excellent coloring, soft-touch, weatherability, water proofing property, wearability, temperature tolerance and processing characteristics are superior, without vulcanization, therefore, it is applied to FDM types 3D printer both domestic and external.
Description
Technical field
The invention belongs to 3D printer material, and in particular to a kind of 3D printer TPU materials and preparation method thereof.
Background technology
3D printing technique is also known as increases material manufacturing technology, and its general principle is layered manufacturing, successively increases material to generate three
Tie up the technology of entity.At present, 3D printing technique is applied primarily to product prototype, Making mold and artistic creation, jewelry system
The fields such as work, substitute the retrofit technique that these tradition rely on.In addition, 3D printing technique is gradually applied to medical science, biological work
The fields such as journey, building, clothes, aviation, wide space is opened up for innovation.
3D printing technique contains a series of different technologies, including selective laser sintering (SLS), Stereo Lithography
(SLA), fused glass pellet (FDM) etc., wherein FDM are a kind of the most frequently used technical matters, and principle is to utilize thermoplastic poly
Compound material in the molten state, squeezes out at shower nozzle, and solidification forms the thin layer of contour shape, is further layering final
Form product.Polymeric material in the market for melted extrusion modeling forming technique is of less types, relies primarily on import,
Relatively common is acrylonitrile-butadiene-styrene terpolymer (ABS), PLA (PLA) and nylon (PA).
But currently used for the also few patent literatures of TPU materials of 3D printing purposes.
The content of the invention
The problem of for prior art, an object of the present invention are to provide a kind of 3D printer TPU materials.
In order to achieve the above object, present invention employs following technical scheme：
A kind of 3D printer TPU materials, it is mainly prepared by the following raw material in parts by weight：
20 ~ 80 parts of TPU
10 ~ 30 parts of PHA
1 ~ 5 part of compatilizer
1 ~ 5 part of heat stabilizer
The content of the TPU is, for example, 25 parts, 30 parts, 35 parts, 40 parts, 45 parts, 50 parts, 55 parts, 60 parts, 65 parts, 70 parts or 75
Part.
The content of the PHA is, for example, 12 parts, 14 parts, 16 parts, 18 parts, 20 parts, 22 parts, 24 parts, 26 parts or 28 parts.
The content of the compatilizer is, for example, 1.3 parts, 1.6 parts, 1.9 parts, 2.2 parts, 2.5 parts, 2.8 parts, 3.1 parts, 3.4
Part, 3.7 parts, 4.0 parts, 4.3 parts, 4.6 parts or 4.9 parts.
The content of the heat stabilizer is, for example, 1.3 parts, 1.6 parts, 1.9 parts, 2.2 parts, 2.5 parts, 2.8 parts, 3.1 parts, 3.4
Part, 3.7 parts, 4.0 parts, 4.3 parts, 4.6 parts or 4.9 parts.
Preferably, a kind of 3D printer TPU materials, it is mainly prepared by the following raw material in parts by weight：
25 ~ 75 parts of TPU
12 ~ 28 parts of PHA
1 ~ 5 part of compatilizer
1 ~ 5 part of heat stabilizer
Preferably, a kind of 3D printer TPU materials, it is mainly prepared by the following raw material in parts by weight：
30 ~ 70 parts of TPU
15 ~ 25 parts of PHA
1 ~ 5 part of compatilizer
1 ~ 5 part of heat stabilizer
The heat stabilizer is sulfur-bearing antioxidant or/and phosphite antioxidant.
Preferably, the sulfur-bearing antioxidant is 2,4- bis--(n-octylthiomethylene) -6- methylphenols, 2,4- bis- (12
Alkyl thiomethyl) -6- methylphenols, in the double stearyls of dilauryl thiodipropionate or thio-2 acid any one or
The mixture of person at least two.
Preferably, the phosphite antioxidant is three (2,4- di-tert-butyl-phenyl) phosphite esters, four (2,4- bis- tertiary fourths
Base phenyl -4,4 '-xenyl) bis-phosphite, three (nonyl phenyl) phosphite esters, double octadecyl pentaerythrite diphosphites
In ester or pentaerythrite diphosphite two (2,4- di-tert-butyls phenyl) ester any one or at least two mixture.
Preferably, the compatilizer is Research of Grafting Malaic Anhydride Onto Polyethylene or/and polypropylene grafted maleic anhydride.
The second object of the present invention is to provide a kind of preparation method of 3D printer TPU materials as described above, institute
The method of stating comprises the following steps：
(1) each raw material of formula ratio is mixed, double screw extruder extrusion, be granulated；
(2) product after granulation is again introduced into double screw extruder, is then cooled and shaped and obtains shape wire, wind, obtain
3D printer TPU materials.
Compared with the prior art, the present invention has the advantages that：
Synergy of the invention by using TPU and PHA (polyhydroxyalkanoate), and the component for passing through other certain contents
Cooperation so that 3D printer TPU materials have high intensity and high tenacity, environment-protecting and non-poisonous safety, and with excellent
Coloring, soft-touch, weatherability, water proofing property, wearability, temperature tolerance and processing characteristics are superior, without vulcanization, therefore,
It is applied to FDM types 3D printer both domestic and external.
In addition, PHA of the present invention due to the addition of certain content on the basis of TPU so that what the TPU file printings went out
Three-dimensional model has extremely low shrinkage, good dimensional stability and good viscosity, is not easy to warp.
Embodiment
Technical scheme is further illustrated below by embodiment.
Embodiment 1
A kind of 3D printer TPU materials, it is mainly prepared by the following raw material in parts by weight：
20 parts of TPU
10 parts of PHA
1 part of compatilizer
1 part of heat stabilizer
The heat stabilizer is sulfur-bearing antioxidant and phosphite antioxidant.The sulfur-bearing antioxidant is 2,4- bis--(n-octyl sulphur
Methylene) -6- methylphenols, the phosphite antioxidant is three (2,4- di-tert-butyl-phenyl) phosphite esters.
The compatilizer is Research of Grafting Malaic Anhydride Onto Polyethylene and polypropylene grafted maleic anhydride.
The 3D printer preparation method of TPU materials as described above, the described method comprises the following steps：
(1) each raw material of formula ratio is mixed, double screw extruder extrusion, be granulated；
(2) product of granulation is again introduced into single screw extrusion machine, is then cooled and shaped and obtains shape wire, wind, obtain 3D
Printer TPU materials.
Embodiment 2
A kind of 3D printer TPU materials, it is mainly prepared by the following raw material in parts by weight：
80 parts of TPU
30 parts of PHA
5 parts of compatilizer
5 parts of heat stabilizer
The heat stabilizer is sulfur-bearing antioxidant, and the sulfur-bearing antioxidant is dilauryl thiodipropionate.
The compatilizer is Research of Grafting Malaic Anhydride Onto Polyethylene.
The 3D printer preparation method of TPU materials as described above, the described method comprises the following steps：
(1) each raw material of formula ratio is mixed, double screw extruder extrusion, be granulated；
(2) product of granulation is again introduced into single screw extrusion machine, is then cooled and shaped and obtains shape wire, wind, obtain 3D
Printer TPU materials.
Embodiment 3
A kind of 3D printer TPU materials, it is mainly prepared by the following raw material in parts by weight：
50 parts of TPU
20 parts of PHA
2 parts of compatilizer
3 parts of heat stabilizer
The heat stabilizer is phosphite antioxidant, and the phosphite antioxidant is pentaerythrite diphosphite two (2,4-
Di-tert-butyl phenyl) ester.
The compatilizer is polypropylene grafted maleic anhydride.
The 3D printer preparation method of TPU materials as described above, the described method comprises the following steps：
(1) each raw material of formula ratio is mixed, double screw extruder extrusion, be granulated；
(2) product of granulation is again introduced into single screw extrusion machine, is then cooled and shaped and obtains shape wire, wind, obtain 3D
Printer TPU materials.
Embodiment 4
A kind of 3D printer TPU materials, it is mainly prepared by the following raw material in parts by weight：
45 parts of TPU
15 parts of PHA
3 parts of compatilizer
3 parts of heat stabilizer
The heat stabilizer is sulfur-bearing antioxidant, and the sulfur-bearing antioxidant is 2,4- bis--(n-octylthiomethylene) -6- methylbenzenes
The mixture of phenol and 2,4- bis- (dodecylthiomethyl) -6- methylphenols.
The compatilizer is polypropylene grafted maleic anhydride.
The 3D printer preparation method of TPU materials as described above, the described method comprises the following steps：
(1) each raw material of formula ratio is mixed, double screw extruder extrusion, be granulated；
(2) product of granulation is again introduced into single screw extrusion machine, is then cooled and shaped and obtains shape wire, wind, obtain 3D
Printer TPU materials.
Comparative example 1
Remaining is same as Example 1, except TPU is 30 parts, does not contain outside PHA.
Comparative example 2
Remaining is same as Example 1, except PHA contents are 8 parts.
Comparative example 3
Remaining is same as Example 1, except PHA contents are 35 parts.
Performance test is carried out with TPU materials to the 3D printer of embodiment 1~4 and comparative example 1~3, embodiment 1~4
The dimensional contraction rate of material is less than 0.3%, and does not warp, and the dimensional contraction rate of comparative example 1~3 0.8~1.5% it
Between, and easily warp.
Claims (8)
1. a kind of 3D printer TPU materials, it is mainly prepared by the following raw material in parts by weight：
20 ~ 80 parts of TPU
10 ~ 30 parts of PHA
1 ~ 5 part of compatilizer
1 ~ 5 part of heat stabilizer.
2. 3D printer as claimed in claim 1 TPU materials, it is mainly prepared by the following raw material in parts by weight：
25 ~ 75 parts of TPU
12 ~ 28 parts of PHA
1 ~ 5 part of compatilizer
1 ~ 5 part of heat stabilizer.
3. 3D printer as claimed in claim 1 or 2 TPU materials, it is mainly prepared into by the following raw material in parts by weight
Arrive：
30 ~ 70 parts of TPU
15 ~ 25 parts of PHA
1 ~ 5 part of compatilizer
1 ~ 5 part of heat stabilizer.
4. the 3D printer TPU materials as described in one of claim 1-3, the heat stabilizer be sulfur-bearing antioxidant or/and
Phosphite antioxidant.
5. 3D printer as claimed in claim 4 TPU materials, the sulfur-bearing antioxidant is 2,4- bis--(n-octyl sulphur methylene
Base) -6- methylphenols, (the dodecylthiomethyl) -6- of 2,4- bis- methylphenols, dilauryl thiodipropionate or thio dipropyl
In sour double stearyls any one or at least two mixture.
6. the 3D printer TPU materials as described in claim 4 or 5, the phosphite antioxidant is three (2,4- bis- tertiary fourths
Base phenyl) phosphite ester, four (2,4- di-tert-butyl-phenyls -4,4 '-xenyl) bis-phosphites, three (nonyl phenyl) phosphorous acid
Appointing in ester, distearyl pentaerythritol diphosphite or pentaerythrite diphosphite two (2,4- di-tert-butyls phenyl) ester
Anticipate a kind of or at least two mixtures.
7. the 3D printer TPU materials as described in one of claim 1-6, the compatilizer is Research of Grafting Malaic Anhydride Onto Polyethylene
Or/and polypropylene grafted maleic anhydride.
8. a kind of 3D printer as described in one of claim 1-7 preparation method of TPU materials, methods described includes following
Step：
(1) each raw material of formula ratio is mixed, double screw extruder extrusion, be granulated；
(2) product after granulation is again introduced into single screw extrusion machine, is then cooled and shaped and obtains shape wire, wind, obtain
3D printer TPU materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610828189.2A CN107841124A (en) | 2016-09-18 | 2016-09-18 | A kind of 3D printer TPU materials and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610828189.2A CN107841124A (en) | 2016-09-18 | 2016-09-18 | A kind of 3D printer TPU materials and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN107841124A true CN107841124A (en) | 2018-03-27 |
Family
ID=61657071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610828189.2A Pending CN107841124A (en) | 2016-09-18 | 2016-09-18 | A kind of 3D printer TPU materials and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN107841124A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112940327A (en) * | 2021-03-16 | 2021-06-11 | 杭州电子科技大学 | Preparation method of 3D printing wound dressing |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104497548A (en) * | 2014-12-08 | 2015-04-08 | 东莞市雄林新材料科技股份有限公司 | TPU material for 3D printer and preparation method of TPU material |
-
2016
- 2016-09-18 CN CN201610828189.2A patent/CN107841124A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104497548A (en) * | 2014-12-08 | 2015-04-08 | 东莞市雄林新材料科技股份有限公司 | TPU material for 3D printer and preparation method of TPU material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112940327A (en) * | 2021-03-16 | 2021-06-11 | 杭州电子科技大学 | Preparation method of 3D printing wound dressing |
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Application publication date: 20180327 |
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