CN114249975A - High-ductility and easily-degradable 3D printing consumable and preparation method thereof - Google Patents
High-ductility and easily-degradable 3D printing consumable and preparation method thereof Download PDFInfo
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- CN114249975A CN114249975A CN202111658333.XA CN202111658333A CN114249975A CN 114249975 A CN114249975 A CN 114249975A CN 202111658333 A CN202111658333 A CN 202111658333A CN 114249975 A CN114249975 A CN 114249975A
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- 238000010146 3D printing Methods 0.000 title claims abstract description 60
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 claims abstract description 18
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims abstract description 17
- ZTHZCEHSJHFZBS-UHFFFAOYSA-N butane-1,1-diol;phthalic acid Chemical compound CCCC(O)O.OC(=O)C1=CC=CC=C1C(O)=O ZTHZCEHSJHFZBS-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000015556 catabolic process Effects 0.000 claims abstract description 12
- 238000006731 degradation reaction Methods 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims description 62
- 239000000203 mixture Substances 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 7
- CAWGQUPKYLTTNX-UHFFFAOYSA-N 3,4,5,6-tetrahydro-2,7-benzodioxecine-1,8-dione Chemical compound O=C1OCCCCOC(=O)C2=CC=CC=C12 CAWGQUPKYLTTNX-UHFFFAOYSA-N 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 230000003746 surface roughness Effects 0.000 abstract description 2
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000000463 material Substances 0.000 description 10
- 238000007639 printing Methods 0.000 description 9
- 150000002148 esters Chemical class 0.000 description 7
- 239000002361 compost Substances 0.000 description 5
- 239000003337 fertilizer Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 239000002356 single layer Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- 229920006238 degradable plastic Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- -1 filament rolls Substances 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- 235000016068 Berberis vulgaris Nutrition 0.000 description 1
- 241000335053 Beta vulgaris Species 0.000 description 1
- 239000002028 Biomass Substances 0.000 description 1
- 240000003183 Manihot esculenta Species 0.000 description 1
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 240000000111 Saccharum officinarum Species 0.000 description 1
- 235000007201 Saccharum officinarum Nutrition 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Classifications
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- 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
-
- 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
- B33Y70/10—Composites of different types of material, e.g. mixtures of ceramics and polymers or mixtures of metals and biomaterials
-
- 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
- C08K5/101—Esters; Ether-esters of monocarboxylic 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Composite Materials (AREA)
- Ceramic Engineering (AREA)
Abstract
The invention relates to the technical field of 3D printing consumables, in particular to a high-ductility and easily-degradable 3D printing consumable and a preparation method thereof, wherein the 3D printing consumable comprises 5-85 parts of PLA, 1-6 parts of butanediol diacid, 2-8 parts of butanediol phthalate and 0.2-2 parts of acetic acid ethyl ester; according to the invention, the 3D printing consumable prepared by mixing the butanediol diacid, the butanediol phthalate, the vinyl acetate and the PLA which is low in price, wide in source and fully biodegradable is added, so that the cost is reduced, the energy is saved, the environment is protected, the degradation rate of the 3D printing consumable is accelerated, the toughness and the ductility of the 3D printing consumable are effectively improved, the surface roughness of a printed product is low, the printed product has no taste, and the edge of the product is not easy to warp.
Description
Technical Field
The invention relates to the technical field of 3D printing consumables, in particular to a high-ductility and easily-degradable 3D printing consumable and a preparation method thereof.
Background
3D printing began in the 80's of the last century, and through continuous development and innovation in recent decades, 3D printing technology has become mature and widely applied to various fields. The 3D printing is a technology of manufacturing a three-dimensional product by adding materials layer by a 3D printing apparatus based on three-dimensional CAD model data, also called additive manufacturing, and is a modern brand new model manufacturing method. One of the present restriction 3D printing technique development factors is the research and development of printing consumables, and 3D printing consumables are of a great variety, mainly are polymer, combined material etc. and the consumptive material can bring the toxic substance when satisfying high-efficient, accurate shaping requirement, environmental pollution scheduling problem, therefore research and development high ductility 3D printing consumables that easily degrade will become the hot spot of future 3D printing technical research.
The materials used for 3D printing are typically in the form of powders, filament rolls, liquid plastics, etc. Commercially available 3D printing consumables mainly comprise thermoplastic plastics, and mainly comprise non-degradable plastics such as acrylonitrile-butadiene-styrene copolymer (ABS), Polystyrene (PS), nylon (PA), polyvinyl alcohol (PVA), polypropylene (PP) and the like, and degradable plastics such as PLA, PCL and the like. PLA is a high molecular material formed by polymerizing lactic acid generated after fermentation of biomass resources (such as sugarcane, cassava, beet and the like), is green and pollution-free in production process, and can be completely degraded into CO2And H2O is a green, environment-friendly and degradable environment-friendly material. Compared with the traditional petroleum-based plastics, the degradable high polymer material PLA is equivalent to the traditional petroleum-based plastics in processing performance and mechanical performance, can replace the petroleum-based plastics to a certain extent, and is considered to be the first substitute of the traditional plastic materials in the industry
Although the existing 3D printing supplies have multiple excellent performances, the toughness and ductility of the 3D printing supplies are improved, the 3D printing supplies are difficult to print, the roughness of the surface of a printed product is high, the striations are obvious, the extrusion is insufficient, the printing has the taste, the warping is easy, and the like, and the problems which need to be solved still exist.
Disclosure of Invention
The invention aims to provide a high-ductility and easily-degradable 3D printing consumable and a preparation method thereof, and aims to solve the problems in the background art.
The technical scheme of the invention is as follows:
preferably, the composition is prepared from the following raw materials in parts by weight:
preferably, 75-85 parts of PLA is put into a baking oven at 55-75 ℃ for baking for 3.5-5.5 hours.
Preferably, 1-6 parts of butanediol diacid ester is put into a baking oven at the temperature of 60-85 ℃ for baking for 4-6 hours.
Preferably, 2-8 parts of the butylene phthalate is put into a baking oven at the temperature of 58-88 ℃ for baking for 5-7 hours.
Preferably, 0.2-2 parts of the vinyl acetate is put into a baking oven at 65-90 ℃ for baking for 5.5-8 hours.
The utility model provides a preparation method of 3D printing consumables of high ductility easy degradation, concrete step is:
s1, simultaneously placing 75-85 parts of PLA, 1-6 parts of butanediol diacid, 2-8 parts of butanediol phthalate and 0.2-2 parts of vinyl acetate which are subjected to baking treatment into a mixer, and mixing and stirring for 5 minutes;
and S2, introducing the mixture obtained in the step S1 into an extruder, and then starting processing, wherein the mixture sequentially passes through a first processing temperature area, a second processing temperature area, a third processing temperature area, a fourth processing temperature area, a fifth processing temperature area, a sixth processing temperature area, a first die orifice area, a second die orifice area, a first water temperature area and a second water temperature area in the extruder at a constant speed, and then the mixture is led out of the extruder, so that the 3D printing consumable with high ductility and easy degradation is obtained.
Preferably, the temperature of the first processing temperature zone is 155-165 ℃, the temperature of the second processing temperature zone is 185-195 ℃, the temperature of the third processing temperature zone is 210-230 ℃, the temperature of the fourth processing temperature zone is 220-240 ℃, the temperature of the fifth processing temperature zone is 210-230 ℃, and the temperature of the sixth processing temperature zone is 200-210 ℃.
Preferably, the temperature of the first die orifice area is 180-190 ℃, the temperature of the second die orifice area is 155-170 ℃, the temperature of the first water temperature area is 55-70 ℃, and the temperature of the second water temperature area is 40-55 ℃.
Preferably, the linear speed of the mixture in the extruder is 1500-2000 m/h.
The invention provides a 3D printing consumable with high ductility and easy degradation and a preparation method thereof through improvement, and compared with the prior art, the invention has the following improvements and advantages:
one is as follows: the 3D printing consumable prepared by mixing the butanediol diacid, the butanediol phthalate, the vinyl acetate and the PLA which is low in price, wide in source and fully biodegradable is added, so that the cost is reduced, the energy is saved, the environment is protected, the degradation rate of the 3D printing consumable is accelerated, and the toughness and the ductility of the 3D printing consumable are effectively improved;
the second step is as follows: in the 3D printing process, the problems that 3D printing consumables are not extruded sufficiently, the printed product has obvious striations and the like are solved, the surface roughness of the printed product is low, no taste is produced during printing, and the edge of the product is not easy to warp;
and thirdly: the high-ductility and easily degradable 3D printing consumable prepared by the method provided by the invention has the advantages that the main body is made of PLA, butanediol diacid ester and butanediol phthalate, wherein the PLA can be completely degraded in the environment, and the environment is not polluted; the 3D printing consumable material made by filling PLA with vinyl acetate has the mechanical property and mechanical property requirements of the consumable material required by printing, and the finished piece can be completely degraded after being discarded, does not pollute the environment, and has great market prospect and development potential.
Detailed Description
The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials are commercially available unless otherwise specified.
Example 1
(1) Putting 76 parts of the PLA into a baking oven at 55 ℃ for baking for 4 hours;
(2) 2 parts of butanediol diacid ester is put into a baking oven at 60 ℃ for baking for 4.5 hours;
(3) 3 parts of the butanediol phthalate is put into a baking oven at 58 ℃ for baking for 5.5 hours;
(4) putting 0.3 part of the vinyl acetate into a baking oven at 65 ℃ for baking for 6 hours;
(5) putting the four substances of 76 parts of PLA, 2 parts of butanediol diacid, 3 parts of butanediol phthalate and 0.3 part of vinyl acetate which are subjected to baking treatment into a mixer at the same time, and mixing and stirring for 5 minutes;
(6) and (3) introducing the mixture obtained in the step (5) into an extruder, and then starting processing, wherein the mixture sequentially passes through a first processing temperature zone with the temperature of 156 ℃, a second processing temperature zone with the temperature of 186 ℃, a third processing temperature zone with the temperature of 215 ℃, a fourth processing temperature zone with the temperature of 225 ℃, a fifth processing temperature zone with the temperature of 210 ℃, a sixth processing temperature zone with the temperature of 200 ℃, a first die orifice zone with the temperature of 180 ℃, a second die orifice zone with the temperature of 155 ℃, a first water temperature zone with the temperature of 55 ℃ and a second water temperature zone with the temperature of 40 ℃ in the extruder at the speed of 1600m/h, and then the mixture is led out of the extruder, so that the 3D printing consumable with high ductility and easy degradation is obtained.
3D printing is carried out on the 3D printing consumable obtained under the conditions, the thickness of single-layer printing is 0.4mm, and the data is 456.00N through a tension test; the fertilizer is degraded in the compost condition for one year.
Example 2
(1) Putting 85 parts of PLA into a baking oven at 75 ℃ for baking for 5.5 hours;
(2) 6 parts of butanediol diacid ester is put into a baking oven at 85 ℃ for baking for 6 hours;
(3) 8 parts of the butanediol phthalate is put into a baking oven at 88 ℃ for baking for 7 hours;
(4) 2 parts of the vinyl acetate is put into a baking oven at the temperature of 90 ℃ for baking for 8 hours;
(5) putting 85 parts of PLA, 6 parts of butanediol diacid, 8 parts of butanediol phthalate and 2 parts of vinyl acetate which are subjected to baking treatment into a mixer at the same time, and mixing and stirring for 5 minutes;
(6) and (3) introducing the mixture obtained in the step (5) into an extruder, and then starting processing, wherein the mixture sequentially passes through a first processing temperature zone with the temperature of 165 ℃, a second processing temperature zone with the temperature of 195 ℃, a third processing temperature zone with the temperature of 230 ℃, a fourth processing temperature zone with the temperature of 240 ℃, a fifth processing temperature zone with the temperature of 230 ℃, a sixth processing temperature zone with the temperature of 210 ℃, a first die orifice zone with the temperature of 190 ℃, a second die orifice zone with the temperature of 170 ℃, a first water temperature zone with the temperature of 70 ℃ and a second water temperature zone with the temperature of 55 ℃ in the extruder at the speed of 2000m/h, and then the mixture is led out of the extruder, so that the 3D printing consumable with high ductility and easy degradation is obtained.
3D printing is carried out on the 3D printing consumable obtained under the conditions, the thickness of single-layer printing is 0.4mm, and the data is 471.90N through a tension test; the fertilizer is degraded in the compost condition for one year.
Example 3
(1) Putting 80 parts of PLA into a baking oven at 60 ℃ for baking for 4 hours;
(2) 2 parts of butanediol diacid ester is put into a baking oven at 70 ℃ for baking for 5 hours;
(3) 4 parts of the butanediol phthalate is put into a baking oven at the temperature of 75 ℃ for baking for 6 hours;
(4) putting 0.9 part of the vinyl acetate into a baking oven at 80 ℃ for baking for 7 hours;
(5) putting 80 parts of PLA, 2 parts of butanediol diacid, 4 parts of butanediol phthalate and 0.9 part of vinyl acetate which are subjected to baking treatment into a mixer at the same time, and mixing and stirring for 5 minutes;
(6) and (3) introducing the mixture obtained in the step (5) into an extruder, and then starting processing, wherein the mixture sequentially passes through a first processing temperature zone with the temperature of 160 ℃, a second processing temperature zone with the temperature of 190 ℃, a third processing temperature zone with the temperature of 220 ℃, a fourth processing temperature zone with the temperature of 230 ℃, a fifth processing temperature zone with the temperature of 220 ℃, a sixth processing temperature zone with the temperature of 205 ℃, a first die orifice zone with the temperature of 185 ℃, a second die orifice zone with the temperature of 160 ℃, a first water temperature zone with the temperature of 60 ℃ and a second water temperature zone with the temperature of 50 ℃ in the extruder at the speed of 1700m/h, and then the mixture is led out of the extruder, so that the 3D printing consumable with high ductility and easy degradation is obtained.
3D printing is carried out on the 3D printing consumable obtained under the conditions, the thickness of single-layer printing is 0.4mm, and the data is 462.48N through a tension test; the fertilizer is degraded in the compost condition for one year.
Example 4
(1) Putting 80 parts of PLA into a baking oven at 70 ℃ for baking for 5 hours;
(2) 5 parts of butanediol diacid ester is put into a baking oven at the temperature of 80 ℃ for baking for 5.5 hours;
(3) putting 7 parts of the butanediol phthalate into a baking oven at 80 ℃ for baking for 6 hours;
(4) putting 1.5 parts of the vinyl acetate into a baking oven at 85 ℃ for baking for 7 hours;
(5) putting 80 parts of PLA, 5 parts of butanediol diacid, 7 parts of butanediol phthalate and 1.5 parts of vinyl acetate which are subjected to baking treatment into a mixer at the same time, and mixing and stirring for 5 minutes;
(6) and (3) introducing the mixture obtained in the step (5) into an extruder, and then starting processing, wherein the mixture sequentially passes through a first processing temperature zone with the temperature of 160 ℃, a second processing temperature zone with the temperature of 190 ℃, a third processing temperature zone with the temperature of 225 ℃, a fourth processing temperature zone with the temperature of 235 ℃, a fifth processing temperature zone with the temperature of 225 ℃, a sixth processing temperature zone with the temperature of 205 ℃, a first die orifice zone with the temperature of 185 ℃, a second die orifice zone with the temperature of 165 ℃, a first water temperature zone with the temperature of 65 ℃ and a second water temperature zone with the temperature of 50 ℃ in the extruder at the speed of 1900m/h, and then the mixture is led out of the extruder, so that the 3D printing consumable with high ductility and easy degradation is obtained.
3D printing is carried out on the 3D printing consumable obtained under the conditions, the thickness of single-layer printing is 0.4mm, and the data is 431.05N through a tension test; the fertilizer is degraded in the compost condition for one year.
Example 5
(1) Putting 82 parts of PLA into a baking oven at 60 ℃ for baking for 4 hours;
(2) 3 parts of butanediol diacid ester is put into a baking oven at 65 ℃ for baking for 4.5 hours;
(3) 6 parts of the butanediol phthalate is put into a baking oven at 65 ℃ for baking for 5.5 hours;
(4) putting 1.1 parts of the vinyl acetate into a baking oven at 70 ℃ for baking for 6 hours;
(5) putting 82 parts of PLA, 3 parts of butanediol diacid, 6 parts of butanediol phthalate and 1.1 part of vinyl acetate which are subjected to baking treatment into a mixer at the same time, and mixing and stirring for 5 minutes;
(6) and (3) introducing the mixture obtained in the step (5) into an extruder, and then starting processing, wherein the mixture sequentially passes through a first processing temperature zone with the temperature of 161 ℃, a second processing temperature zone with the temperature of 191 ℃, a third processing temperature zone with the temperature of 218 ℃, a fourth processing temperature zone with the temperature of 234 ℃, a fifth processing temperature zone with the temperature of 226 ℃, a sixth processing temperature zone with the temperature of 207 ℃, a first die orifice zone with the temperature of 183 ℃, a second die orifice zone with the temperature of 168 ℃, a first water temperature zone with the temperature of 62 ℃ and a second water temperature zone with the temperature of 50 ℃ in the extruder at the speed of 1800m/h, and then the mixture is led out of the extruder, so that the 3D printing consumable with high ductility and easy degradation is obtained.
3D printing is carried out on the 3D printing consumable obtained under the conditions, the thickness of single-layer printing is 0.4mm, and the data is 439.30N through a tension test; the fertilizer is degraded in the compost condition for one year.
Claims (9)
1. The 3D printing consumable with high ductility and easy degradation is characterized by being prepared from the following raw materials in parts by weight:
2. the high-ductility and easily-degradable 3D printing consumable according to claim 1, wherein: and putting 75-85 parts of PLA into a baking oven at 55-75 ℃ for baking for 3.5-5.5 hours.
3. The high-ductility and easily-degradable 3D printing consumable according to claim 1, wherein: and (3) putting 1-6 parts of butanediol diacid into a baking oven at the temperature of 60-85 ℃ for baking for 4-6 hours.
4. The high-ductility and easily-degradable 3D printing consumable according to claim 1, wherein: and putting 2-8 parts of the butylene phthalate into a baking oven at the temperature of 58-88 ℃ for baking for 5-7 hours.
5. The high-ductility and easily-degradable 3D printing consumable according to claim 1, wherein: and (3) putting 0.2-2 parts of vinyl acetate into a baking oven at 65-90 ℃ for baking for 5.5-8 hours.
6. A preparation method of a high-ductility and easily degradable 3D printing consumable, which comprises the high-ductility and easily degradable 3D printing consumable of any one of claims 1 to 5, and is characterized by comprising the following specific steps:
s1, simultaneously placing 75-85 parts of PLA, 1-6 parts of butanediol diacid, 2-8 parts of butanediol phthalate and 0.2-2 parts of vinyl acetate which are subjected to baking treatment into a mixer, and mixing and stirring for 5 minutes;
and S2, introducing the mixture obtained in the step S1 into an extruder, and then starting processing, wherein the mixture sequentially passes through a first processing temperature area, a second processing temperature area, a third processing temperature area, a fourth processing temperature area, a fifth processing temperature area, a sixth processing temperature area, a first die orifice area, a second die orifice area, a first water temperature area and a second water temperature area in the extruder at a constant speed, and then the mixture is led out of the extruder, so that the 3D printing consumable with high ductility and easy degradation is obtained.
7. The preparation method of the high-ductility and easily-degradable 3D printing consumable according to claim 6, wherein the preparation method comprises the following steps: the temperature of the first processing temperature zone is 155-165 ℃, the temperature of the second processing temperature zone is 185-195 ℃, the temperature of the third processing temperature zone is 210-230 ℃, the temperature of the fourth processing temperature zone is 220-240 ℃, the temperature of the fifth processing temperature zone is 210-230 ℃, and the temperature of the sixth processing temperature zone is 200-210 ℃.
8. The preparation method of the high-ductility and easily-degradable 3D printing consumable according to claim 6, wherein the preparation method comprises the following steps: the temperature of the first die orifice area is 180-190 ℃, the temperature of the second die orifice area is 155-170 ℃, the temperature of the first water temperature area is 55-70 ℃, and the temperature of the second water temperature area is 40-55 ℃.
9. The preparation method of the high-ductility and easily-degradable 3D printing consumable according to claim 6, wherein the preparation method comprises the following steps: the linear speed of the mixture in the extruder is 1500-2000 m/h.
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| CN202111658333.XA CN114249975A (en) | 2021-12-30 | 2021-12-30 | High-ductility and easily-degradable 3D printing consumable and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105199339A (en) * | 2015-10-19 | 2015-12-30 | 福建师范大学 | PBS (poly butylenes succinate)/PBAT (poly butyleneadipate-co-terephthalate)/CNTs (Carbon Nanotubes) material for 3D printing and preparation method of PBS/PBAT/CNTs material |
| CN106700358A (en) * | 2015-11-16 | 2017-05-24 | 黑龙江鑫达企业集团有限公司 | PVA/PLA (Polyvinyl Alcohol/Polylactic Acid) composite material for 3D printing |
| CN107151429A (en) * | 2017-05-26 | 2017-09-12 | 褚建芬 | It is a kind of for PLA/PBAT/ grapheme materials of 3D printing and preparation method thereof |
| CN108250693A (en) * | 2016-12-28 | 2018-07-06 | 上海邦中高分子材料有限公司 | A kind of 3D printing material |
| CN109666272A (en) * | 2017-10-17 | 2019-04-23 | 中国石油化工股份有限公司 | 3D printing modified polylactic acid material, printing silk thread and preparation method thereof |
-
2021
- 2021-12-30 CN CN202111658333.XA patent/CN114249975A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105199339A (en) * | 2015-10-19 | 2015-12-30 | 福建师范大学 | PBS (poly butylenes succinate)/PBAT (poly butyleneadipate-co-terephthalate)/CNTs (Carbon Nanotubes) material for 3D printing and preparation method of PBS/PBAT/CNTs material |
| CN106700358A (en) * | 2015-11-16 | 2017-05-24 | 黑龙江鑫达企业集团有限公司 | PVA/PLA (Polyvinyl Alcohol/Polylactic Acid) composite material for 3D printing |
| CN108250693A (en) * | 2016-12-28 | 2018-07-06 | 上海邦中高分子材料有限公司 | A kind of 3D printing material |
| CN107151429A (en) * | 2017-05-26 | 2017-09-12 | 褚建芬 | It is a kind of for PLA/PBAT/ grapheme materials of 3D printing and preparation method thereof |
| CN109666272A (en) * | 2017-10-17 | 2019-04-23 | 中国石油化工股份有限公司 | 3D printing modified polylactic acid material, printing silk thread and preparation method thereof |
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