CN106117881B - A kind of artificial leather 3D printing material and preparation method thereof - Google Patents
A kind of artificial leather 3D printing material and preparation method thereof Download PDFInfo
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- CN106117881B CN106117881B CN201610525254.4A CN201610525254A CN106117881B CN 106117881 B CN106117881 B CN 106117881B CN 201610525254 A CN201610525254 A CN 201610525254A CN 106117881 B CN106117881 B CN 106117881B
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- 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
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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
- C08L101/00—Compositions of unspecified macromolecular compounds
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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
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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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
- 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
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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
- 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)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a kind of artificial leather 3D printing materials and preparation method thereof, are composed of the following parts by weight: 25-95 parts of high molecular material；0-30 parts of plasticizer；0-2 parts of compatilizer；5-30 parts of collagenous fibres；0-20 parts of superfine fibre；0.1-1 parts of antioxidant；0.1-2 parts of lubricant；0-1 parts of stabilizer.Non-wastewater discharge pollutes small；Intensity is high, and elasticity is good, and mechanical performance is good, and fidelity is high, is suitble to substitution leather；Without mold, complicated product can be directly manufactured.
Description
Technical field
The invention belongs to 3D printing field of material technology, specifically, being related to a kind of artificial leather 3D printing material and its system
Preparation Method.
Background technique
Animal dermis is mutually to intert extremely complex " braided fabric " that is interwoven by corium fabric i.e. collagenous fibres, because
And there is very high mechanical strength.Collagenous fibres be constitute corium majority fibers, account for corium whole fiber quality 95%~
98%, there is certain intensity and toughness, and form bigger fibre bundle.It is basic that traditional leather industry, which is with animal dermis,
Raw material, the final finished produced only account for 50% or so of the quality of raw hide, and it is useless that other a large amount of tailings become solid
Gurry not only waste of resource but also had polluted environment.Therefore, the recycling of animal dermis waste, developing new product variety improve its utilization
Rate has potential Social benefit and economic benefit.Currently, being processed into the method master of regenerated bark using the leftover pieces of animal dermis
Have: fragment Method for bonding, fiber Method for bonding and fiber pierce solid method.Wherein, the product feel that fiber Method for bonding obtains is poor, but intensity
It is high；The product feel that the solid method of fiber thorn obtains is close to corium, but intensity is low.Chinese patent CN103233324B is solid using fiber thorn
Collagenous fibres are uniformly mixed by method with viscose rayon, and net is paved into after shredding, are then carried out piercing solid processing formation base fabric, finally be cut
Side, winding, packaging, obtain finished product, and the product strength is lower.Chinese patent CN103952943B bonds Wet technique using fiber
Collagenous fibres are extracted, convert material, cloth, protect slurry, from draining, dynamic flat-pressing dewatering, high-voltage flat be molded, dry, cutting edge, receipts
Film is covered with paint, lacquer, colour wash, etc. or is moved in volume, surface treatment, obtains finished product, the product water is seriously polluted, adhesive is more toxic.
Currently, first manufacturing artificial leather 3D printing material, then had no by the method that 3D printing forms to obtain printout
Document report.
Summary of the invention
It is an object of the invention to overcome the above-mentioned deficiency of the prior art, a kind of artificial leather 3D printing material and its system are provided
Preparation Method, the invention have small toxicity, pollution is small, intensity is high, fidelity is high, good hand touch, the production that can directly manufacture labyrinth
The features such as product.
In order to achieve the above-mentioned object of the invention, the present invention adopts the following technical scheme:
A kind of artificial leather 3D printing material, is composed of the following parts by weight:
Preferably, in above-mentioned artificial leather 3D printing material, the high molecular material is PVC, haloflex,
PE, PP, PPO elastomer, POE, EPDM, PBE, SEBS, SBS, SIS, SEPS, SOE, ABS high glue powder, MBS, ACR, EMA, silicon rubber
Glue, nitrile rubber, butadiene-styrene rubber, ethylene-methyl acrylate-glyceryl methacrylate random copolymer, ethylene-propylene
Acid butyl ester-glycidyl methacrylate copolymer, maleic anhydride and the Bifunctionalized vinyl elastomer of acrylate, EVA,
At least one of PU, TPO, TPE, TPV, TPU, TPEE, TPR.
Preferably, the plasticizer is paraffin oil, naphthenic oil, PB are oily in above-mentioned artificial leather 3D printing material,
At least one of BDP, RDP, ester plasticizer, epoxidized soybean oil, chlorinated hydrocarbons plasticiser.
Preferably, the compatilizer is maleic anhydride grafts, silane in above-mentioned artificial leather 3D printing material
At least one of coupling agent, titanate coupling agent, aluminate coupling agent.
Preferably, in above-mentioned artificial leather 3D printing material, the superfine fibre ingredient be polyester, polyamide,
At least one of polyacrylonitrile, polyethylene, polypropylene, polystyrene, polytetrafluoroethylene (PTFE), aramid fiber, polyphenylene sulfide.
Preferably, in above-mentioned artificial leather 3D printing material, the antioxidant be Hinered phenols, hindered amines,
At least one of phosphorous acid esters, sulfuric acid ester.
Preferably, in above-mentioned artificial leather 3D printing material, the lubricant be wax class, silicone, amides,
At least one of stearic acid.
Preferably, in above-mentioned artificial leather 3D printing material, the stabilizer be lead salt, metallic soap, organotin,
At least one of antimony organic, organic RE, pure organic compound.
Preferably, the diameter of the collagenous fibres is less than 0.4mm in above-mentioned artificial leather 3D printing material.
The preparation method of above-mentioned artificial leather 3D printing material, comprising the following steps:
(1) each component raw material is weighed by the component proportion of artificial leather 3D printing material, be uniformly mixed.
(2) material mixed is squeezed out by double screw extruder, through cooling, air-dries, pelletizing, it is modified that artificial leather is made
Pellet.
(3) pellet is squeezed out by 3D printing material extruder, through cooling, air-dries, tie rod, coiling, artificial leather 3D is made
Printed material.
Artificial leather 3D printing material is passed through into FDM 3D printer printing shaping.
Compared with prior art, the invention has the following advantages:
(1) non-wastewater discharge pollutes small；
(2) intensity is high, and elasticity is good, and mechanical performance is good, and fidelity is high, is suitble to substitution leather；
(3) it is not necessarily to mold, can directly manufacture complicated product.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Parts by weight hereinafter can indicate the unit dosage of this field routine, such as kilogram, gram, and what can also be indicated is
Ratio between each component, such as quality or weight ratio.
Below in conjunction with particular preferred embodiment to the preparation method and its printout system of above-mentioned artificial leather 3D printing material
Standby technique is described in detail.Component contained by artificial leather 3D printing material is in artificial leather described above in following each embodiments
It is selected within the scope of the type and content of 3D printing material.
Embodiment 1:
Step S11: each component raw material, TPE:9.5KG, collagen fibre are weighed by the component proportion of artificial leather 3D printing material
Dimension: 0.5KG, 1010:0.005KG, 168:0.005KG, calcium stearate: 0.01KG.Each component is uniformly mixed by blender.
Step S12: the material mixed being squeezed out by double screw extruder, 150~190 DEG C of processing temperature, water cooled,
It air-dries, pelletizing, the modified TPE pellet of artificial leather is made.
Step S13: pellet is squeezed out by 3D printing material extruder, 150~190 DEG C of processing temperature, through cooling, wind
Dry, tie rod, coiling, are made artificial leather 3D printing material.
Step S14: artificial leather 3D printing material is passed through into FDM 3D printer printing shaping, print temperature 150~190
℃。
Embodiment 2:
Step S21: weighing each component raw material by the component proportion of artificial leather 3D printing material, PVC:2.5KG, DOP:3KG,
Silane coupling agent: 0.2KG, collagenous fibres: 3KG, superfine fibre: 2KG, 1010:0.05KG, 168:0.05KG, PE wax: 0.2KG,
Calcium-zinc composite stabilizing agent: 0.1KG.Each component is uniformly mixed by blender.
Step S22: the material mixed being squeezed out by double screw extruder, 150~180 DEG C of processing temperature, water cooled,
It air-dries, pelletizing, artificial leather modified PVC pellet is made.
Step S23: pellet is squeezed out by 3D printing material extruder, 150~180 DEG C of processing temperature, through cooling, wind
Dry, tie rod, coiling, are made artificial leather 3D printing material.
Step S24: artificial leather 3D printing material is passed through into FDM 3D printer printing shaping, print temperature 150~180
℃。
Embodiment 3:
Step S31: weighing each component raw material by the component proportion of artificial leather 3D printing material, TPU:5KG, SEBS:2KG,
White oil: 1KG, collagenous fibres: 2.0KG, 1010:0.01KG, 168:0.01KG, erucyl amide: 0.02KG.By each component by stirring
Machine is mixed to be uniformly mixed.
Step S32: the material mixed being squeezed out by double screw extruder, 180~220 DEG C of processing temperature, water cooled,
It air-dries, pelletizing, artificial leather modified TPU pellet is made.
Step S33: pellet is squeezed out by 3D printing material extruder, 180~220 DEG C of processing temperature, through cooling, wind
Dry, tie rod, coiling, are made artificial leather 3D printing material.
Step S34: artificial leather 3D printing material is passed through into FDM 3D printer printing shaping, print temperature 180~220
℃。
Embodiment 4:
Step S41: weighing each component raw material by the component proportion of artificial leather 3D printing material, TPEE:8KG, collagenous fibres:
2KG, 1010:0.01KG, 168:0.01KG, silicone: 0.01KG.Each component is uniformly mixed by blender.
Step S42: the material mixed being squeezed out by double screw extruder, 190~230 DEG C of processing temperature, water cooled,
It air-dries, pelletizing, artificial leather modified TPU pellet is made.
Step S43: pellet is squeezed out by 3D printing material extruder, 190~230 DEG C of processing temperature, through cooling, wind
Dry, tie rod, coiling, are made artificial leather 3D printing material.
Step S44: artificial leather 3D printing material is passed through into FDM 3D printer printing shaping, print temperature 190~230
℃。
Comparative example 1:
In embodiment 3, solid method is pierced using fiber and produces artificial leather, other are same as Example 3.
Comparative example 2:
In embodiment 3, artificial leather is produced using fiber bonding Wet technique, other are same as Example 3.
Comparative example 3:
In embodiment 3, the collagenous fibres in formula are removed, other are same as Example 3.
Correlated performance test:
Above-described embodiment 1-4 and comparative example the 1-3 processing characteristic provided and properties of product is as shown in table 1.
It is the preparation method and its printout system for being provided for the embodiments of the invention artificial leather 3D printing material above
Standby technique is described in detail.Specific embodiment used herein explains the principle of the present invention and embodiment
It states, the explanation of embodiment is merely used to help understand method and its core concept of the invention, and the foregoing is merely of the invention
Preferred embodiment is not intended to limit the invention, it is done within the spirit and principles of the present invention it is any modification, etc.
With replacement and improvement etc., should all be included in the protection scope of the present invention.
1 embodiment and comparative example processing characteristic of table and properties of product
Claims (1)
1. a kind of artificial leather 3D printing material, it is characterised in that be composed of the following parts by weight:
25-95 parts of high molecular material；
0-30 parts of plasticizer；
0-2 parts of compatilizer；
5-30 parts of collagenous fibres；
0-20 parts of superfine fibre；
0.1-1 parts of antioxidant；
0.1-2 parts of lubricant；
0-1 parts of stabilizer；
The high molecular material be PVC, haloflex, PE, PP, PPO elastomer, EPDM, PBE, SEBS, SBS, SIS,
SEPS, SOE, ABS high glue powder, MBS, ACR, EMA, silicon rubber, nitrile rubber, butadiene-styrene rubber, ethylene-methyl acrylate-methyl
Glycidyl acrylate random copolymer, Ethylene-butyl Acrylate-methacrylic Acid Glycerin Ester Copolymer, maleic acid
Acid anhydride and at least one of the Bifunctionalized vinyl elastomer of acrylate, EVA, PU, TPO, TPE, TPEE, TPR；The plasticising
Agent is paraffin oil, naphthenic oil, PB oil, BDP, RDP, ester plasticizer, epoxidized soybean oil, at least one in chlorinated hydrocarbons plasticiser
Kind；The compatilizer is maleic anhydride grafts, silane coupling agent, titanate coupling agent, at least one in aluminate coupling agent
Kind；The superfine fibre ingredient be polyester, polyamide, polyacrylonitrile, polyethylene, polypropylene, polystyrene, polytetrafluoroethylene (PTFE),
At least one of aramid fiber, polyphenylene sulfide；The antioxidant is Hinered phenols, in hindered amines, phosphorous acid esters, sulfuric acid ester
At least one；The lubricant is at least one of wax class, silicone, amides, stearic acid；The stabilizer is lead
At least one of salt, metallic soap, organotin, antimony organic, organic RE, pure organic compound；The diameter of the collagenous fibres
Less than 0.4mm；Preparation method the following steps are included:
(1) each component raw material is weighed by the component proportion of artificial leather 3D printing material, be uniformly mixed；
(2) material mixed is squeezed out by double screw extruder, through cooling, is air-dried, pelletizing, the modified grain of artificial leather is made
Material；
(3) pellet is squeezed out by 3D printing material extruder, through cooling, air-dries, tie rod, coiling, artificial leather 3D printing is made
Material.
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| CN201610525254.4A CN106117881B (en) | 2016-07-05 | 2016-07-05 | A kind of artificial leather 3D printing material and preparation method thereof |
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| CN201610525254.4A CN106117881B (en) | 2016-07-05 | 2016-07-05 | A kind of artificial leather 3D printing material and preparation method thereof |
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| CN106117881B true CN106117881B (en) | 2018-12-07 |
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|---|---|---|---|---|
| CN107266884B (en) * | 2017-05-26 | 2019-03-15 | 吴新贤 | A kind of 3D printing material of totally biodegradable and preparation method thereof |
| KR101912919B1 (en) | 2017-07-25 | 2018-10-31 | 코오롱글로텍주식회사 | Composition of 3D printing filament and filament for 3D manfacturing method thereof |
| CN107674419A (en) * | 2017-09-14 | 2018-02-09 | 芜湖林电子科技有限公司 | A kind of Medical Devices high intensity antibacterial 3D printing material |
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| CN107964191A (en) * | 2017-12-15 | 2018-04-27 | 深圳恒方大高分子材料科技有限公司 | A 3D-printable soft PVC material and preparation method thereof |
| CN108164787A (en) * | 2017-12-18 | 2018-06-15 | 河南佳木新型环保材料有限公司 | A kind of material for 3D printing |
| CN108059819A (en) * | 2017-12-26 | 2018-05-22 | 东莞市雄林新材料科技股份有限公司 | A kind of TPU materials with low-density and high resilience and preparation method thereof |
| CN108192373A (en) * | 2017-12-31 | 2018-06-22 | 芜湖林电子科技有限公司 | A kind of compound 3D printing material and preparation method thereof |
| CN108392681B (en) * | 2018-01-25 | 2021-04-06 | 山东美毅生物技术有限公司 | Artificial skin material and preparation method thereof |
| CN110240796B (en) * | 2018-03-09 | 2021-07-27 | 中国石油化工股份有限公司 | 3D printing soft consumable composition and preparation method and application thereof |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101580578A (en) * | 2009-04-15 | 2009-11-18 | 浙江华峰合成树脂有限公司 | High solid foaming polyurethane resin for synthetic leather and preparing method thereof |
| CN202053594U (en) * | 2011-05-06 | 2011-11-30 | 浙江弘扬无纺新材料有限公司 | Compound type imitated skin of collagen fiber |
| CN103233324B (en) * | 2013-04-08 | 2016-05-04 | 江阴骏华纺织科技有限公司 | A kind of low cost Collagenous fiber bonded leather leather and manufacture method thereof |
| CN103952943B (en) * | 2014-04-28 | 2015-11-04 | 周文彬 | A kind of manufacture method of regenerative leather |
| CN105647137A (en) * | 2014-11-27 | 2016-06-08 | 黑龙江鑫达企业集团有限公司 | 3D printing polylactic acid /leather powder composite materials and preparation method thereof |
| CN104927320B (en) * | 2015-05-25 | 2017-06-13 | 华南农业大学 | It is a kind of for the bamboo fiber reinforcement lactic acid composite material of 3D printing and its preparation |
| CN105665697A (en) * | 2016-03-11 | 2016-06-15 | 中山大学惠州研究院 | Metal or ceramic consumable item for FDM 3D printing, preparation method for metal or ceramic consumable item and finished product printing method |
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