CN107739511A - A kind of 3D printing material using PSU as matrix - Google Patents
A kind of 3D printing material using PSU as matrix Download PDFInfo
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- CN107739511A CN107739511A CN201710880941.2A CN201710880941A CN107739511A CN 107739511 A CN107739511 A CN 107739511A CN 201710880941 A CN201710880941 A CN 201710880941A CN 107739511 A CN107739511 A CN 107739511A
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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
- C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
- C08L81/06—Polysulfones; Polyethersulfones
-
- 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
- C08K3/18—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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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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 discloses a kind of 3D printing material using PSU as matrix, by weight percentage including following components：120 parts of PSU80,30 40 parts of polyimide, 12 18 parts of polyether-ether-ketone, 16 20 parts of 10 20 parts of poly-lactic acid ester, the microcrystalline wax of bamboo-containing fiber, 68 parts of silk element, 12 16 parts of fines of filling, 6 10 parts of polyacrylamide, 0.6 1 parts of light trigger, 26 parts of crosslinking agent, 0.2 0.4 parts of auxiliary agent.Using the technical program, by PSU, polyimide, polyether-ether-ketone, bamboo-containing fiber poly-lactic acid ester based on tensile strength, the bending strength of obtained its material of printed material also significantly strengthened.
Description
Technical field
The present invention relates to 3D printing technique field, more particularly to a kind of 3D printing material using PSU as matrix.
Background technology
3D printing is a kind of rapid shaping technique, is described as the core technology of " the third time industrial revolution ", and conventionally manufactured
Technology is compared, and 3D printing need not previously fabricated mould, it is not necessary to substantial amounts of material is removed in the fabrication process, also without going through complexity
Forging technology can be obtained by final products, can be realized in production structure optimization, save material and save the energy.Material
It is the material base of 3D printing, and the bottleneck of restricting current 3D printing development.
PSU (polysulfones) is amber transparent solid material, and application is quite varied, and in electric field, PSU can be used for making
The electricity such as various contactors, connector, insulating part of transformer, controllable silicon cap, insulating sleeve, coil rack, binding post and collector ring
Gas part, printed circuit board (PCB), axle sleeve, cover, TV systematic parts, capacitor film, brushgear housing, alkaline storage battery box etc.；Automobile,
Aviation field, PSU can be used for making protection cover element, electric gear, battery cap, detonator, electronics sparking gear element, light fixture
Part, interior of aircraft accessory and aircraft exterior part, spacecraft exterior protection cover etc..Can be additionally used in PSU make luminaire plate washer,
Electric actuator, sensor etc., the polysulfones-like polymer demand for being used for making compartment components in world market is continuing to increase, main
If because the heat discharged during this kind of polymer combustion is few, caused smog is few, toxic gas diffusing capacity is few, complies fully with peace
Requirement as defined in complete；In kitchen article in the market, PSU can replace glass and stainless steel products be used to manufacturing steam service plate,
Coffee vessel, cooking apparatus using microwave, milk and agricultural product vessel, egg cooker and milker part, drink and food distributor etc. produce
Product.PSU is nontoxic product, can be made into the apparatus contacted repeatedly with food.PSU is as transparent new material, heat-proof water, hydrolysis-stable
Property be better than other any thermoplastics, therefore available for making coffee pot etc..
PSU (polysulfones) itself is that hardness and impact strength are high, and nontoxic, heat-resisting cold resistance resistance to ag(e)ing is good, can be in 100--
175 degree of lower long-term uses.But in 3D printing technique, because its lack extensibility, therefore limit its in industry extensively make
With.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of 3D printing material using PSU as matrix.
To achieve the above object, the present invention provides following technical scheme：A kind of 3D printing material using PSU as matrix,
Include following components by weight percentage：PSU80-120 parts, polyimide 30-40 parts, polyether-ether-ketone 12-18 parts, bamboo-containing fiber
Poly-lactic acid ester 10-20 parts, microcrystalline wax 16-20 parts, silk element 6-8 parts, filling fines 12-16 parts, polyacrylamide 6-10
Part, light trigger 0.6-1 parts, crosslinking agent 2-6 parts, auxiliary agent 0.2-0.4 parts.
Preferably, the 3D printing material using PSU as matrix, by weight percentage including following components：PSU85-
100 parts, polyimide 34-36 parts, polyether-ether-ketone 14-16 parts, poly-lactic acid ester 14-16 parts of bamboo-containing fiber, microcrystalline wax 17-19
Part, silk element 6-8 parts, filling fines 13-15 parts, polyacrylamide 7-9 parts, light trigger 0.7-0.9 parts, crosslinking agent 3-5 parts,
Auxiliary agent 0.2-0.4 parts.
Preferably, the 3D printing material using PSU as matrix, by weight percentage including following components：PSU45
Part, 18 parts of 15 parts of poly-lactic acid ester, the microcrystalline wax of 35 parts of polyimide, 15 parts of polyether-ether-ketone, bamboo-containing fiber, silk is plain 7 parts, fills out
Fill 14 parts of fines, 8 parts of polyacrylamide, 0.8 part of light trigger, 4 parts of crosslinking agent, 0.3 part of auxiliary agent.
Preferably, the filling fines is calcium carbonate, calcium stearate compound of the fineness in 2-6um.
Preferably, the crosslinking agent is the mixture of one or both of titanate coupling agent or silane coupler.
Preferably, the auxiliary agent is one or two kinds of mixtures of plasticizer or toughener.
The invention also discloses a kind of preparation method using PSU as the 3D printing material of matrix, its specific preparation method
It is as follows：
(1) by PSU, polyimide, polyether-ether-ketone, bamboo-containing fiber poly-lactic acid ester, put into shearing equipment in, shearing equipment
Interior 300-350 DEG C of temperature, under the rotating speed of 2000-3000 revs/min of rotating speed, 1-2h is handled, is obtained under high temperature fused state
PSU matrix material；
(2) microcrystalline wax, silk element, filling fines, polyacrylamide are put into reactor, added successively light-initiated
PSU matrixes material under agent, crosslinking agent, auxiliary agent, molten condition is heated to 140-180 DEG C, is sufficiently stirred 1- under the protection of nitrogen
3 hours；
(3) thermally treated in reactor followed by be handled using sonic oscillation, the power of sonic oscillation processing is 730W, when
Between be 30 minutes；
(4) it is vacuum dried after stirring is cooled to 50 DEG C~55 DEG C in final reaction kettle, target product is prepared.
Beneficial effect using above technical scheme is：With PSU, polyimide, polyether-ether-ketone, bamboo-containing fiber PLA
The tensile strength of manufactured its material of printed material, bending strength are also significantly strengthened based on ester.
Embodiment
It is described in detail in face of presently preferred embodiments of the present invention, so that advantages and features of the invention can be easier to by this
Art personnel understand, apparent are clearly defined so as to be made to protection scope of the present invention.
Embodiment 1
A kind of 3D printing material using PSU as matrix, by weight percentage including following components：PSU80 parts, polyimide
30 parts, 12 parts of polyether-ether-ketone, 16 parts of 10 parts of poly-lactic acid ester, the microcrystalline wax of bamboo-containing fiber, silk element 6 parts, filling 12 parts of fines,
6 parts of polyacrylamide, 0.6 part of light trigger, 2 parts of crosslinking agent, 0.2 part of auxiliary agent, filling fines are fineness in 2-6um carbonic acid
Calcium, calcium stearate compound, crosslinking agent are the mixture of one or both of titanate coupling agent or silane coupler, auxiliary agent
For plasticizer or one or two kinds of mixtures of toughener.
Embodiment 2
A kind of 3D printing material using PSU as matrix, by weight percentage including following components：PSU85 parts, polyimide
34 parts, 14 parts of polyether-ether-ketone, 17 parts of 14 parts of poly-lactic acid ester, the microcrystalline wax of bamboo-containing fiber, silk element 6 parts, filling 13 parts of fines,
7 parts of polyacrylamide, 0.7 part of light trigger, 3 parts of crosslinking agent, 0.2 part of auxiliary agent, filling fines are fineness in 2-6um carbonic acid
Calcium, calcium stearate compound, crosslinking agent are the mixture of one or both of titanate coupling agent or silane coupler, auxiliary agent
For plasticizer or one or two kinds of mixtures of toughener.
Embodiment 3
A kind of 3D printing material using PSU as matrix, by weight percentage including following components：PSU100 parts, polyamides are sub-
35 parts of ammonia, 15 parts of polyether-ether-ketone, 18 parts of 15 parts of poly-lactic acid ester, the microcrystalline wax of bamboo-containing fiber, 7 parts of silk element, filling fines 14
Part, 8 parts of polyacrylamide, 0.8 part of light trigger, 4 parts of crosslinking agent, 0.3 part of auxiliary agent, filling fines are fineness 2-6um's
Calcium carbonate, calcium stearate compound, crosslinking agent are the mixture of one or both of titanate coupling agent or silane coupler,
Auxiliary agent is one or two kinds of mixtures of plasticizer or toughener.
Embodiment 4
A kind of 3D printing material using PSU as matrix, by weight percentage including following components：PSU105 parts, polyamides are sub-
36 parts of ammonia, 16 parts of polyether-ether-ketone, 19 parts of 16 parts of poly-lactic acid ester, the microcrystalline wax of bamboo-containing fiber, 8 parts of silk element, filling fines 15
Part, 9 parts of polyacrylamide, 0.9 part of light trigger, 5 parts of crosslinking agent, 0.4 part of auxiliary agent, filling fines are fineness 2-6um's
Calcium carbonate, calcium stearate compound, crosslinking agent are the mixture of one or both of titanate coupling agent or silane coupler,
Auxiliary agent is one or two kinds of mixtures of plasticizer or toughener.
Embodiment 5
A kind of 3D printing material using PSU as matrix, by weight percentage including following components：PSU120 parts, polyamides are sub-
40 parts of ammonia, 18 parts of polyether-ether-ketone, 20 parts of 20 parts of poly-lactic acid ester, the microcrystalline wax of bamboo-containing fiber, 8 parts of silk element, filling fines 16
Part, 10 parts of polyacrylamide, 1 part of light trigger, 6 parts of crosslinking agent, 0.4 part of auxiliary agent, filling fines are fineness in 2-6um carbon
Sour calcium, calcium stearate compound, crosslinking agent are the mixture of one or both of titanate coupling agent or silane coupler, are helped
Agent is one or two kinds of mixtures of plasticizer or toughener.
Invention additionally discloses a kind of preparation side that can be realized in above-described embodiment using PSU as the 3D printing material of matrix
Method, its specific preparation method are as follows：
(1) by PSU, polyimide, polyether-ether-ketone, bamboo-containing fiber poly-lactic acid ester, put into shearing equipment in, shearing equipment
Interior 300-350 DEG C of temperature, under the rotating speed of 2000-3000 revs/min of rotating speed, 1-2h is handled, is obtained under high temperature fused state
PSU matrix material；
(2) microcrystalline wax, silk element, filling fines, polyacrylamide are put into reactor, added successively light-initiated
PSU matrixes material under agent, crosslinking agent, auxiliary agent, molten condition is heated to 140-180 DEG C, is sufficiently stirred 1- under the protection of nitrogen
3 hours；
(3) thermally treated in reactor followed by be handled using sonic oscillation, the power of sonic oscillation processing is 730W, when
Between be 30 minutes；
(4) it is vacuum dried after stirring is cooled to 50 DEG C~55 DEG C in final reaction kettle, target product is prepared.
Material in embodiment 1-5 is subjected to expansion and contraction contrast with PSU materials respectively, refers to following table：
| Embodiment | Proportion (g/cm3) | Molding shrinkage | Remarks |
| 1 | 1.32 | 0.85 | |
| 2 | 1.28 | 0.92 | |
| 3 | 1.3 | 1.09 | |
| 4 | 1.29 | 0.96 | |
| 5 | 1.35 | 0.89 |
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection domain.
Claims (6)
1. a kind of 3D printing material using PSU as matrix, it is characterised in that by weight percentage including following components：PSU80-
120 parts, polyimide 30-40 parts, polyether-ether-ketone 12-18 parts, poly-lactic acid ester 10-20 parts of bamboo-containing fiber, microcrystalline wax 16-20
Part, silk element 6-8 parts, filling fines 12-16 parts, polyacrylamide 6-10 parts, light trigger 0.6-1 parts, crosslinking agent 2-6 parts,
Auxiliary agent 0.2-0.4 parts.
A kind of 2. 3D printing material using PSU as matrix according to claim 1, it is characterised in that it is described using PSU as
The 3D printing material of matrix, by weight percentage including following components：PSU85-100 parts, polyimide 34-36 parts, polyethers ether
Ketone 14-16 parts, poly-lactic acid ester 14-16 parts of bamboo-containing fiber, microcrystalline wax 17-19 parts, silk element 6-8 parts, filling fines 13-15
Part, polyacrylamide 7-9 parts, light trigger 0.7-0.9 parts, crosslinking agent 3-5 parts, auxiliary agent 0.2-0.4 parts.
A kind of 3. 3D printing material using PSU as matrix according to claim 1, it is characterised in that it is described using PSU as
The 3D printing material of matrix, by weight percentage including following components：PSU85 parts, 35 parts of polyimide, 15 parts of polyether-ether-ketone,
18 parts of 15 parts of poly-lactic acid ester, microcrystalline wax, 7 parts of silk element, 14 parts of fines of filling, 8 parts of polyacrylamide, the light of bamboo-containing fiber draw
Send out 0.8 part of agent, 4 parts of crosslinking agent, 0.3 part of auxiliary agent.
A kind of 4. 3D printing material using PSU as matrix according to claim 1, it is characterised in that the filling fines
For calcium carbonate of the fineness in 2-6um, calcium stearate compound.
5. a kind of 3D printing material using PSU as matrix according to claim 1, it is characterised in that the crosslinking agent is
The mixture of one or both of titanate coupling agent or silane coupler.
6. a kind of 3D printing material using PSU as matrix according to claim 1, it is characterised in that the auxiliary agent is increasing
Mould one or two kinds of mixtures of agent or toughener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710880941.2A CN107739511A (en) | 2017-09-26 | 2017-09-26 | A kind of 3D printing material using PSU as matrix |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710880941.2A CN107739511A (en) | 2017-09-26 | 2017-09-26 | A kind of 3D printing material using PSU as matrix |
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| Publication Number | Publication Date |
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| CN107739511A true CN107739511A (en) | 2018-02-27 |
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| CN201710880941.2A Pending CN107739511A (en) | 2017-09-26 | 2017-09-26 | A kind of 3D printing material using PSU as matrix |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115011172A (en) * | 2022-06-23 | 2022-09-06 | 北京大华博科智能科技有限公司 | Ink capable of spraying and printing insulation structure |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105504813A (en) * | 2015-12-25 | 2016-04-20 | 成都新柯力化工科技有限公司 | Spherical polyphenylene sulfide powdery material for 3D printing and preparation method of spherical polyphenylene sulfide powdery material |
| CN105504814A (en) * | 2015-12-25 | 2016-04-20 | 成都新柯力化工科技有限公司 | Poly(phenylene sulfone) composition for 3D printing and preparation method thereof |
| CN105504815A (en) * | 2015-12-30 | 2016-04-20 | 成都新柯力化工科技有限公司 | Flexible polysulfone powder for 3D printing and preparation method thereof |
| CN105542377A (en) * | 2015-12-19 | 2016-05-04 | 桂林理工大学 | Preparation method of conductive 3D printing supplies by using double screw extruder |
| CN106380847A (en) * | 2016-09-23 | 2017-02-08 | 江西师范大学 | Method for preparing laser sintering molded three-dimensional (3D) printing polyimide/polyether sulfone/nano carbon powder consumable |
| CN106380610A (en) * | 2016-09-23 | 2017-02-08 | 江西师范大学 | Method for preparing polyether sulfone powder consumable item for 3D printing of laser sintering and molding |
| CN106433130A (en) * | 2016-09-23 | 2017-02-22 | 江西师范大学 | Preparation method of laser sintering 3D (three-dimensional) printed polyether sulfone/nano-carbon powder consumable |
| CN106674952A (en) * | 2016-11-28 | 2017-05-17 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | 3D printing PC-AES material and preparation method thereof |
| CN106947210A (en) * | 2017-04-20 | 2017-07-14 | 合肥智慧殿投资管理有限公司 | A kind of 3D printing material |
| CN107109057A (en) * | 2014-12-31 | 2017-08-29 | 沙特基础工业全球技术有限公司 | Polyetherimide compositions, the product being made from it and its production method |
-
2017
- 2017-09-26 CN CN201710880941.2A patent/CN107739511A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107109057A (en) * | 2014-12-31 | 2017-08-29 | 沙特基础工业全球技术有限公司 | Polyetherimide compositions, the product being made from it and its production method |
| CN105542377A (en) * | 2015-12-19 | 2016-05-04 | 桂林理工大学 | Preparation method of conductive 3D printing supplies by using double screw extruder |
| CN105504813A (en) * | 2015-12-25 | 2016-04-20 | 成都新柯力化工科技有限公司 | Spherical polyphenylene sulfide powdery material for 3D printing and preparation method of spherical polyphenylene sulfide powdery material |
| CN105504814A (en) * | 2015-12-25 | 2016-04-20 | 成都新柯力化工科技有限公司 | Poly(phenylene sulfone) composition for 3D printing and preparation method thereof |
| CN105504815A (en) * | 2015-12-30 | 2016-04-20 | 成都新柯力化工科技有限公司 | Flexible polysulfone powder for 3D printing and preparation method thereof |
| CN106380847A (en) * | 2016-09-23 | 2017-02-08 | 江西师范大学 | Method for preparing laser sintering molded three-dimensional (3D) printing polyimide/polyether sulfone/nano carbon powder consumable |
| CN106380610A (en) * | 2016-09-23 | 2017-02-08 | 江西师范大学 | Method for preparing polyether sulfone powder consumable item for 3D printing of laser sintering and molding |
| CN106433130A (en) * | 2016-09-23 | 2017-02-22 | 江西师范大学 | Preparation method of laser sintering 3D (three-dimensional) printed polyether sulfone/nano-carbon powder consumable |
| CN106674952A (en) * | 2016-11-28 | 2017-05-17 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | 3D printing PC-AES material and preparation method thereof |
| CN106947210A (en) * | 2017-04-20 | 2017-07-14 | 合肥智慧殿投资管理有限公司 | A kind of 3D printing material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115011172A (en) * | 2022-06-23 | 2022-09-06 | 北京大华博科智能科技有限公司 | Ink capable of spraying and printing insulation structure |
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