CN105440613A - PLA 3D printing material and product thereof - Google Patents
PLA 3D printing material and product thereof Download PDFInfo
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- CN105440613A CN105440613A CN201510742469.7A CN201510742469A CN105440613A CN 105440613 A CN105440613 A CN 105440613A CN 201510742469 A CN201510742469 A CN 201510742469A CN 105440613 A CN105440613 A CN 105440613A
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- pla3d
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Abstract
The present invention relates to a polymer technology and the technical field of 3D printing melt-molding, in particular to a PLA 3D printing material and a product thereof. The material is extruded by using the following ingredients in parts by weight: 100 parts of polylactic acid, 0.1-0.5 part of an antioxidant, 0.1-1 part of a plasticizer, 0-5 parts of a toughening agent and 0-10 parts of a compatibilizer. By adopting the technical scheme of the present invention, compared with the prior art, the material has the following beneficial effects: (1) the material is good in toughness, and is not fractured; (2) the material is free of flowing, drawing or blocking during printing; and (3) the material is free of unpleasant odor in a printing process.
Description
Technical field
The present invention relates to Polymer Technology and 3D printing melt molding technical field, particularly relate to a kind of PLA3D printed material and products thereof.
Background technology
The development of 3D printing technique, the development of 3D printed material is one of 3 large gordian techniquies of 3D printing technique.Wherein 3D printing consumables is the bottleneck of the sector development.The printing technique of FDM melt molding material, directly can be applied to huge numbers of families, and how to allow file printing smooth, printer model bright color, print procedure environmental protection and printed material pollution-freely can become the focus that everybody pays close attention to.
PLA is a kind of biodegradable material, can be degradable by the microorganism of occurring in nature after using, final generation carbonic acid gas and water, free from environmental pollution, it is a kind of excellent 3D printed material, but be not utilized 3D and print field, toughness has much room for improvement simultaneously, unmodified PLA easy wire drawing when printing simultaneously.In order to promote the development of 3D printing technique, need to develop pollution-free, to print smoothness, good toughness 3D printed material.The 3D printed material of this high comprehensive performance has broad application prospects.
Summary of the invention
The object of invention: in order to PLA3D printed material providing a kind of better effects and if products thereof, specific purposes are shown in multiple substantial technological effects of concrete implementation section.
In order to reach as above object, the present invention takes following technical scheme:
A kind of PLA3D printed material, is characterized in that, extruded by the batching of following weight part: poly(lactic acid) 100 parts, oxidation inhibitor 0.1-0.5 part, softening agent 0.1-1 part, toughner 0-5 part, compatilizer 0-10 part.
The further technical scheme of the present invention is, toughner used is one or more in rubber-like, thermoplastic elastomer, multipolymer, Core-shell structure material and modified structure material thereof.
The further technical scheme of the present invention is, toughner used is one or several in EVA, POE-g-MAH, POE-g-GMA and more than ACR material.
The further technical scheme of the present invention is, softening agent used comprises one or several in dioctyl phthalate (DOP), dimixo-octyl phthalate, tributylcitrate, PEG-2000.
The further technical scheme of the present invention is, compatilizer used comprises one or several in Research of Grafting Malaic Anhydride Onto Polyethylene, polypropylene grafted maleic anhydride, polystyrene graft maleic anhydride, poly(lactic acid) grafted maleic anhydride, the above material of ABS grafted maleic anhydride.
The further technical scheme of the present invention is, oxidation inhibitor used comprise in aromatics oxidation inhibitor, Hinered phenols antioxidant and auxiliary antioxidant one or both.
The further technical scheme of the present invention is, also comprises auxiliary agent in described batching, and described auxiliary agent is rheology modifier.
The further technical scheme of the present invention is, the granulation in twin screw extruder of described mixing material, its extrusion temperature is no more than 180 DEG C.
The further technical scheme of the present invention is, prepares burden to be prepared by single screw extrusion machine, comprises following steps:
(1) batching of following weight part carries out drying after mixing: poly(lactic acid) 100 parts, and oxidation inhibitor 0.1-0.5 part, softening agent 0.1-1 part, toughner 0-5 part, compatilizer 0-10 part carry out drying, drying temperature 60-65 DEG C, and time of drying is 3.5-4.5 hour;
(2) dried pellet is added the barrel of single screw extrusion machine, extrusion moulding, adopts water-cooled after outlet mold, until sizing;
(3) be wound around rolling: choose at the uniform velocity pulling force traction, can to obtain diameter be 1.75mm and diameter is that the even 3D of 3.00mm prints silk.
Scheme two:
A kind of PLA3D printed product, is characterized in that, adopts the product that as above arbitrary described a kind of PLA3D printed material prints.
Adopt the present invention of as above technical scheme, have following beneficial effect relative to prior art: (1) good toughness, not fracture of wire; (2) print time do not trickle, not wire drawing, not plug; (3) in print procedure without bad smell.
Embodiment
Be described embodiments of the invention below, embodiment is not construed as limiting the invention:
Scheme one: directly Single screw extrusion is shaping
Basic components comprises following material: PLA100 part, 0.1 part, oxidation inhibitor, 0.2 part, softening agent, toughner 6 parts, compatilizer 2 parts of rheology modifiers.Employing following steps are prepared from, and comprise following steps:
Step is as follows:
(1) in proportion, above material is weighed, dry, mix; Drying temperature is 60-65 DEG C, and time of drying is 3.5-4.5 hour;
(2) dried pellet is added the barrel of single screw extrusion machine, extrusion moulding, adopts water-cooled after outlet mold, until sizing;
(3) be wound around rolling: choose at the uniform velocity pulling force traction, can to obtain diameter be 1.75mm and diameter is that the even 3D of 3.00mm prints silk.
The toughner of above-mentioned use comprises rubber-like, thermoplastic elastomer, multipolymer, Core-shell structure material, and modified structure material, such as EVA, POE-g-MAH, POE-g-GMA and ACR, one or several in above material;
The softening agent of above-mentioned use comprises one or several in dioctyl phthalate (DOP), dimixo-octyl phthalate, tributylcitrate, PEG-2000;
The compatilizer of above-mentioned use comprises Research of Grafting Malaic Anhydride Onto Polyethylene, polypropylene grafted maleic anhydride, polystyrene graft maleic anhydride, poly(lactic acid) grafted maleic anhydride, ABS grafted maleic anhydride, one or several in above material;
The oxidation inhibitor of above-mentioned use comprise in aromatics oxidation inhibitor, Hinered phenols antioxidant and auxiliary antioxidant one or both;
Other auxiliary agent includes, but are not limited to rheology modifier.
Scheme two: with double-screw extruding pelletizing, then Single screw extrusion is shaping
Basic components comprises following material: PLA100 part, oxidation inhibitor 0.1-0.5 part, softening agent 0.1-1 part, toughner 0-5 part, other auxiliary agent of compatilizer 0-10 part.Employing following steps are prepared from, and comprise following steps:
Step is as follows:
(1) in proportion, above material is weighed, dry, mix; Drying temperature is 60-65 DEG C, and time of drying is 3.5-4.5 hour;
(2) dried pellet is added the barrel of twin screw extruder, extruding pelletization,
(3) by dry for the lining extruded, drying temperature is 60-65 DEG C, and time of drying is 3.5-4.5 hour
(4) dried pellet is added the barrel of twin screw extruder, extrusion moulding; Water-cooled is adopted, until sizing after outlet mold;
(5) be wound around rolling: choose at the uniform velocity pulling force traction, can to obtain diameter be 1.75mm and diameter is that the even 3D of 3.00mm prints silk.
Embodiment one:
Take in proportion: the rheology modifier of PLA100 part, antioxidant 1010 0.5 part, plasticizer DOP 0.5 part, toughner PTW5 part, compatilizer poly(lactic acid) grafted maleic anhydride 5 parts and 2 parts, mixes, then at 60-65 DEG C dry 4 hours; Dried pellet is added the barrel of single screw extrusion machine, extrusion moulding, adopts water-cooled after outlet mold again, until sizing; Choose at the uniform velocity pulling force traction, can to obtain diameter be 1.75mm and diameter is that the even 3D of 3.00mm prints silk.Then printing test is carried out to this kind of material.
3d prints basic parameter and arranges as next:
Printing head temperature: 200 DEG C;
Print platform temperature: 40-60 DEG C;
Nozzle printing speed: 60mm/S;
Shower nozzle sky walks speed: 90mm/S;
Basic parameter arranges following two:
Printing head temperature: 195 DEG C
Print platform temperature: 70 DEG C
Nozzle printing speed: 80mm/s
Shower nozzle sky walks speed: 90mm/s;
Basic parameter arranges following three:
Printing head temperature: 205 DEG C
Print platform temperature: 60 DEG C
Nozzle printing speed: 90mm/s
Shower nozzle sky walks speed: 100mm/s;
Not fracture of wire in print procedure, does not trickle, not wire drawing, and does not have niff.
Embodiment two:
Take in proportion: PLA100 part, antioxidant 1010 0.5 part, plasticizer DOP 0.5 part, toughner EVA10 part, poly(lactic acid) grafted maleic anhydride 5 parts, 3 parts of rheology modifiers, mix, then at 60-65 DEG C dry 4 hours; Dried pellet is added the barrel of single screw extrusion machine, extrusion moulding, adopts water-cooled after outlet mold again, until sizing; Choose at the uniform velocity pulling force traction, can to obtain diameter be 1.75mm and diameter is that the even 3D of 3.00mm prints silk.Then printing test is carried out to this kind of material.
3d prints basic parameter and arranges as next:
Printing head temperature: 210 DEG C;
Print platform temperature: 60 DEG C;
Nozzle printing speed: 90mm/S;
Shower nozzle sky walks speed: 90mm/S;
Basic parameter arranges following two:
Printing head temperature: 215 DEG C
Print platform temperature: 50 DEG C
Nozzle printing speed: 80mm/s
Shower nozzle sky walks speed: 100mm/s;
Basic parameter arranges following three:
Printing head temperature: 205 DEG C
Print platform temperature: 60 DEG C
Nozzle printing speed: 70mm/s
Shower nozzle sky walks speed: 100mm/s;
This kind of material not fracture of wire in print procedure, does not trickle, not wire drawing, and does not have niff.
Embodiment three:
Take in proportion: PLA100 part, antioxidant 1010 0.5 part, plasticizer DOP 0.5 part, toughner EVA5 part, rheology modifier, the silicon powder 5 parts of 2 parts.Mix, then at 60-65 DEG C dry 4 hours; Again dried pellet is added the barrel of twin screw extruder, extruding pelletization.Then pellet is carried out drying, adopt single screw extrusion machine to extrude, after outlet mold, adopt water-cooled, until sizing; Choose at the uniform velocity pulling force traction, can to obtain diameter be 1.75mm and diameter is that the even 3D of 3.00mm prints silk.Then printing test is carried out to this kind of material.
3d prints basic parameter and arranges as next:
Printing head temperature: 195 DEG C;
Print platform temperature: 60 DEG C;
Nozzle printing speed: 60mm/S;
Shower nozzle sky walks speed: 90mm/S;
Basic parameter arranges following two:
Printing head temperature: 200 DEG C
Print platform temperature: 50 DEG C
Nozzle printing speed: 70mm/s
Shower nozzle sky walks speed: 80mm/s;
Basic parameter arranges following three:
Printing head temperature: 205 DEG C
Print platform temperature: 60 DEG C
Nozzle printing speed: 70mm/s
Shower nozzle sky walks speed: 100mm/s;
This kind of material not fracture of wire in print procedure, does not trickle, not wire drawing, and does not have niff.
Embodiment four:
Take in proportion: the rheology modifier of PLA100 part, antioxidant 1010 0.5 part, plasticizer DOP 0.5 part, toughner AX-89005 part, polystyrene graft maleic anhydride 3 parts and 2 parts.Mix, then at 60-65 DEG C dry 4 hours; Dried pellet is added the barrel of single screw extrusion machine, extrusion moulding, adopts water-cooled after outlet mold again, until sizing; Choose at the uniform velocity pulling force traction, can to obtain diameter be 1.75mm and diameter is that the even 3D of 3.00mm prints silk.Then printing test is carried out to this kind of material.
3d prints basic parameter and arranges as next:
Printing head temperature: 210 DEG C;
Print platform temperature: 60 DEG C;
Nozzle printing speed: 80mm/S;
Shower nozzle sky walks speed: 90mm/S;
Basic parameter arranges following two:
Printing head temperature: 205 DEG C
Print platform temperature: 50 DEG C
Nozzle printing speed: 80mm/s
Shower nozzle sky walks speed: 100mm/s;
Basic parameter arranges following three:
Printing head temperature: 205 DEG C
Print platform temperature: 60 DEG C
Nozzle printing speed: 80mm/s
Shower nozzle sky walks speed: 100mm/s;
This kind of material not fracture of wire in print procedure, does not trickle, not wire drawing, and does not have niff.
Embodiment five:
Take in proportion: the rheology modifier of PLA100 part, antioxidant 1010 0.5 part, plasticizer DOP 0.5 part, toughner EVA5 part, poly(lactic acid) grafted maleic anhydride 5 parts, 10 parts, glass fibre and 2 parts.Mixed and carried out drying (at 60-65 DEG C dry 4 hours), then dried pellet being added the barrel of twin screw extruder, extruding pelletization; Dried pellet is added the barrel of single screw extrusion machine, extrusion moulding, adopts water-cooled after outlet mold again, until sizing; Choose at the uniform velocity pulling force traction, can to obtain diameter be 1.75mm and diameter is that the even 3D of 3.00mm prints silk.Then printing test is carried out to this kind of material.
3d prints basic parameter and arranges as next:
Printing head temperature: 195 DEG C;
Print platform temperature: 40 DEG C;
Nozzle printing speed: 60mm/S;
Shower nozzle sky walks speed: 70mm/S;
Basic parameter arranges following two:
Printing head temperature: 200 DEG C
Print platform temperature: 50 DEG C
Nozzle printing speed: 80mm/s
Shower nozzle sky walks speed: 100mm/s;
Basic parameter arranges following three:
Printing head temperature: 205 DEG C
Print platform temperature: 60 DEG C
Nozzle printing speed: 80mm/s
Shower nozzle sky walks speed: 100mm/s;
This kind of material not fracture of wire in print procedure, does not trickle, not wire drawing, and does not have niff.
Embodiment six:
Take in proportion: the rheology modifier of PLA100 part, antioxidant 1010 0.5 part, plasticizer DOP 0.5 part, toughner TPU5 part, poly(lactic acid) grafted maleic anhydride 5 parts, polystyrene graft maleic anhydride 5 parts, 10 parts, glass fibre and 2 parts.Mix, then at 60-65 DEG C dry 4 hours; Then dried pellet is added the barrel of twin screw extruder, extruding pelletization; Dried pellet is added the barrel of single screw extrusion machine, extrusion moulding, adopts water-cooled after outlet mold again, until sizing; Choose at the uniform velocity pulling force traction, can to obtain diameter be 1.75mm and diameter is that the even 3D of 3.00mm prints silk.Then printing test is carried out to this kind of material.
3d prints basic parameter and arranges as next:
Printing head temperature: 210 DEG C;
Print platform temperature: 60 DEG C;
Nozzle printing speed: 80mm/S;
Shower nozzle sky walks speed: 90mm/S;
Basic parameter arranges following two:
Printing head temperature: 205 DEG C
Print platform temperature: 50 DEG C
Nozzle printing speed: 70mm/s
Shower nozzle sky walks speed: 100mm/s;
Basic parameter arranges following three:
Printing head temperature: 215 DEG C
Print platform temperature: 50 DEG C
Nozzle printing speed: 90mm/s
Shower nozzle sky walks speed: 100mm/s;
This kind of material not fracture of wire in print procedure, does not trickle, not wire drawing, and does not have niff.
More than show and describe ultimate principle of the present invention, principal character and advantage of the present invention.Those skilled in the art should understand the present invention and not be restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in claimed scope.
Claims (10)
1. a PLA3D printed material, is characterized in that, is extruded by the batching of following weight part: poly(lactic acid) 100 parts, oxidation inhibitor 0.1-0.5 part, softening agent 0.1-1 part, toughner 0-5 part, compatilizer 0-10 part.
2. a kind of PLA3D printed material as claimed in claim 1, is characterized in that, toughner used is one or more in rubber-like, thermoplastic elastomer, multipolymer, Core-shell structure material and modified structure material thereof.
3. a kind of PLA3D printed material as claimed in claim 2, is characterized in that, toughner used is one or several in EVA, POE-g-MAH, POE-g-GMA and more than ACR material.
4. a kind of PLA3D printed material as claimed in claim 1, it is characterized in that, softening agent used comprises one or several in dioctyl phthalate (DOP), dimixo-octyl phthalate, tributylcitrate, PEG-2000.
5. a kind of PLA3D printed material as claimed in claim 1, it is characterized in that, compatilizer used comprises one or several in Research of Grafting Malaic Anhydride Onto Polyethylene, polypropylene grafted maleic anhydride, polystyrene graft maleic anhydride, poly(lactic acid) grafted maleic anhydride, the above material of ABS grafted maleic anhydride.
6. a kind of PLA3D printed material as claimed in claim 1, is characterized in that, oxidation inhibitor used comprise in aromatics oxidation inhibitor, Hinered phenols antioxidant and auxiliary antioxidant one or both.
7. a kind of PLA3D printed material as claimed in claim 1, is characterized in that, also comprise auxiliary agent in described batching, and described auxiliary agent is rheology modifier.
8. a kind of PLA3D printed material as described in as arbitrary in claim 1-7, it is characterized in that, the granulation in twin screw extruder of described mixing material, its extrusion temperature is no more than 180 DEG C.
9. a kind of PLA3D printed material as described in as arbitrary in claim 1-7, is characterized in that, prepares burden to be prepared by single screw extrusion machine, comprises following steps:
(1) batching of following weight part carries out drying after mixing: poly(lactic acid) 100 parts, and oxidation inhibitor 0.1-0.5 part, softening agent 0.1-1 part, toughner 0-5 part, compatilizer 0-10 part carry out drying, drying temperature 60-65 DEG C, and time of drying is 3.5-4.5 hour;
(2) dried pellet is added the barrel of single screw extrusion machine, extrusion moulding, adopts water-cooled after outlet mold, until sizing;
(3) be wound around rolling: choose at the uniform velocity pulling force traction, can to obtain diameter be 1.75mm and diameter is that the even 3D of 3.00mm prints silk.
10. a PLA3D printed product, is characterized in that, adopt as arbitrary in claim 1-7 as described in the product that prints of a kind of PLA3D printed material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510742469.7A CN105440613A (en) | 2015-11-05 | 2015-11-05 | PLA 3D printing material and product thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510742469.7A CN105440613A (en) | 2015-11-05 | 2015-11-05 | PLA 3D printing material and product thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106084691A (en) * | 2016-06-15 | 2016-11-09 | 叶雨玲 | Low temperature resistant 3D printing consumables |
| CN106147170A (en) * | 2016-07-22 | 2016-11-23 | 安徽星鑫化工科技有限公司 | A kind of PLA smell-removing material for 3D printing and preparation method thereof |
| CN106280330A (en) * | 2016-08-09 | 2017-01-04 | 东莞市晶谷新材料技术有限公司 | A kind of wood plastic composite for 3D printing and preparation method thereof |
| CN106867213A (en) * | 2017-02-23 | 2017-06-20 | 中国科学院空间应用工程与技术中心 | Toughening carbon fiber reinforced enhancing PLA 3D printing material and the preparation method of reactive extrursion |
| CN107201012A (en) * | 2017-05-27 | 2017-09-26 | 广东银禧科技股份有限公司 | A kind of low temperature PLA bases 3D printing wire rod and preparation method thereof |
| CN107737584A (en) * | 2017-09-20 | 2018-02-27 | 福建师范大学 | A kind of porous material with micro-nano structure and preparation method thereof |
| CN109294072A (en) * | 2017-07-25 | 2019-02-01 | 中国石油化工股份有限公司 | Polypropene composition and polypropylene material and its application |
| CN109651785A (en) * | 2018-12-27 | 2019-04-19 | 中国科学院宁波材料技术与工程研究所 | A kind of reflectorized material and preparation method thereof |
| CN110003665A (en) * | 2019-04-19 | 2019-07-12 | 湖南七纬科技有限公司 | A kind of 3D printing material and preparation method thereof |
| CN111434716A (en) * | 2019-01-15 | 2020-07-21 | 浙江明江新材料科技股份有限公司 | Preparation method and process of glass fiber/polylactic acid composite material |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106084691A (en) * | 2016-06-15 | 2016-11-09 | 叶雨玲 | Low temperature resistant 3D printing consumables |
| CN106084691B (en) * | 2016-06-15 | 2018-01-09 | 李兵 | Low temperature resistant 3D printing consumptive material |
| CN106147170A (en) * | 2016-07-22 | 2016-11-23 | 安徽星鑫化工科技有限公司 | A kind of PLA smell-removing material for 3D printing and preparation method thereof |
| CN106280330A (en) * | 2016-08-09 | 2017-01-04 | 东莞市晶谷新材料技术有限公司 | A kind of wood plastic composite for 3D printing and preparation method thereof |
| CN106867213A (en) * | 2017-02-23 | 2017-06-20 | 中国科学院空间应用工程与技术中心 | Toughening carbon fiber reinforced enhancing PLA 3D printing material and the preparation method of reactive extrursion |
| CN107201012A (en) * | 2017-05-27 | 2017-09-26 | 广东银禧科技股份有限公司 | A kind of low temperature PLA bases 3D printing wire rod and preparation method thereof |
| CN109294072A (en) * | 2017-07-25 | 2019-02-01 | 中国石油化工股份有限公司 | Polypropene composition and polypropylene material and its application |
| CN109294072B (en) * | 2017-07-25 | 2021-11-19 | 中国石油化工股份有限公司 | Polypropylene composition, polypropylene material and application thereof |
| CN107737584A (en) * | 2017-09-20 | 2018-02-27 | 福建师范大学 | A kind of porous material with micro-nano structure and preparation method thereof |
| CN109651785A (en) * | 2018-12-27 | 2019-04-19 | 中国科学院宁波材料技术与工程研究所 | A kind of reflectorized material and preparation method thereof |
| CN111434716A (en) * | 2019-01-15 | 2020-07-21 | 浙江明江新材料科技股份有限公司 | Preparation method and process of glass fiber/polylactic acid composite material |
| CN110003665A (en) * | 2019-04-19 | 2019-07-12 | 湖南七纬科技有限公司 | A kind of 3D printing material and preparation method thereof |
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Application publication date: 20160330 |