CN105504471B - It is a kind of for environment-friendly antibacterial material of 3D printing and preparation method thereof - Google Patents
It is a kind of for environment-friendly antibacterial material of 3D printing and preparation method thereof Download PDFInfo
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- CN105504471B CN105504471B CN201510984358.7A CN201510984358A CN105504471B CN 105504471 B CN105504471 B CN 105504471B CN 201510984358 A CN201510984358 A CN 201510984358A CN 105504471 B CN105504471 B CN 105504471B
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
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- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
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- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
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- 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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
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- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
Abstract
The invention discloses a kind of environment-friendly antibacterial material for 3D printing, mainly it is made up of the following material comprising Bravo and porous calcium carbonate：Thermoplastic resin, porous calcium carbonate, graphite, Bravo, silane coupler.The parts by weight of described thermoplastic resin are 80 85；The parts by weight of porous calcium carbonate are 10 15；The parts by weight of graphite are 3.0 5.0；The parts by weight of Bravo are 1.0 1.5；The parts by weight of silane coupler are 0.2 0.3；Using the mobility and efficient absorption of porous calcium carbonate, and the excellent environment-friendly antibacterial performance of Bravo, make the obtained environment-friendly antibacterial material for 3D printing that there is excellent environment-friendly antibacterial performance, mobile performance and mechanical property, it is adaptable to 3D printing technique.The invention also discloses the preparation method for 3D printing environment-friendly antibacterial material, its simple production process, with low cost, safety and environmental protection, with market application foreground.
Description
Technical field
The invention belongs to field of new materials, and in particular to a kind of environment-friendly antibacterial material for 3D printing.
Background technology
3D printing technique be on a kind of new printing technique, stricti jurise for, 3D printing technique belongs to rapid shaping
One kind in technology.Earliest Scans E.M. and Cima M.J. of Massachusetts Institute Technology et al. is come to declare in 1991
The patent on 3 D-printing.This technology is with unlike two dimension printing, what two dimension was printed is manuscript or photograph
The isoplanar two-dimensional pattern of piece, and it is a three-dimensional object that 3 D-printing, which is printed,.The two has similar place, than
Such as two dimension printing is that general thickness is not high by ink material spraying on printable fabric, several microns.And if in stock
Upper more than printing once, and is to print many times, and the thickness of " ink " on stock can gradually increase, and ultimately form three-dimensional mould
Type.
China Patent Publication No. is that CN 104530668A disclose 3D printing material and system with self-cleaning antibacterial function
Preparation Method and application, the 3D printing material include following component：70~85 parts of high molecular polymer, 1~5 part of pigment powder, nothing
1~5 part of machine filler, 0.5~1.5 part of nano antibacterial agent, 10~20 parts of binding material.The invention by aforementioned component by mixing equal
It is even；Well mixed material is put into single-screw extruder again, extrusion, cooling and shaping, drying, traction, coiling are obtained
To the 3D printing material with self-cleaning antibacterial function.The 3D printing material that the present invention is provided is in the good toughness of holding and mechanics
Outside property, good automatically cleaning and antifouling property is also show, but the invention is that simply material is carried out at mixing
Reason, causes final 3D printing material skewness, poor fluidity.
China Patent Publication No. is that CN 104250435A disclose a kind of medical stone modification of nylon micro-sphere material, preparation side
Method and its application in 3D printing, the invention be by 100 parts of nylon micro-sphere, 10 ~ 40 parts of nano medical stone, 2 ~ 10 parts of coupling agent,
0.1~5 part of the steady agent of 0.5 ~ 5 part of lubricant, light, 0.1~5 part of defoamer, 0.1~5 part of levelling agent, 0.1~2 part of preparation of antioxidant
Form.Material prepared by the present invention is more all using nanoparticle compared to that can significantly improve impact strength, while assigning product
Certain antibiotic property, but the invention thermoplastic processing is poor, easily blocks 3D printer.
China Patent Publication No. is that CN 103571162A disclose a kind of PET anti-biotic materials, and this method is by PET resin 80
~100 parts, 10~20 parts of calcium carbonate nano particle, 5~15 parts of titanate coupling agent, 10~30 parts of anti-impact modifier, filling
10~30 parts of modifying agent, 2~5 parts of silver ion antimicrobial agent, 5~10 parts of compositions of lubricant stearic acid.The invention utilizes combined oxidation
Thing nanometer CuFe2O4Prepare antiseptic as the carrier of silver, can potent antibacterial, antibacterial, effect persistently, to Escherichia coli and gold
The antibiotic rate of staphylococcus aureus can reach more than 90%, and antibacterial time is permanent, but the invention, which is not particularly suited for 3D, beats
Print.
With the high speed development of 3D printing technique, 3D printing material is also got over as the important component in 3D printing technique
Add attention, and the 3D printing material with environment-friendly antibacterial function at present is seldom, greatly limit the choosing of 3D printing material
Select, therefore, develop a kind of 3D printing material with environment-friendly antibacterial function suitable for 3D printing, the hair to promoting 3D printing
Exhibition, enriches 3D printing material significant.
The content of the invention
The object of the invention：In order to enrich 3D printing material category, the present invention provides a kind of environment-friendly antibacterial for 3D printing
Material, its good fluidity, anti-microbial property is stable, safety and environmental protection, and more selections are provided for 3D printing material.
The technical solution adopted by the present invention：In order to solve the above problems, there is provided a kind of environment-friendly antibacterial for 3D printing
Material, is made up of the following material comprising Bravo and porous calcium carbonate in units of parts by weight：
Thermoplastic resin 80-85
Porous calcium carbonate 10-15
Graphite 3.0-5.0
Bravo 1.0-1.5
Silane coupler 0.2-0.3.
Further, the thermoplastic resin be high density polyethylene (HDPE), low density polyethylene (LDPE), LLDPE,
One or more in polypropylene, polyvinyl chloride, polystyrene.
Further, the porous calcium carbonate be porous spherical carbonic acid calcium, particle diameter between 100 nanometers and 200 nanometers,
Aperture is between 5 nanometers and 20 nanometers, and porosity is between 50% and 60%.
Further, the graphite be flake graphite, particle diameter between 100 nanometers and 150 nanometers, radius-thickness ratio between
10：1 and 20：Between 1, via cetyl trimethylammonium bromide modification.
Further, the Bravo is the powder between 1000 mesh and 5000 mesh.
The preparation method of the above-mentioned environment-friendly antibacterial material for 3D printing, comprises the following steps：
(1) by the porous calcium carbonate that parts by weight are 10-15, parts by weight are 3.0-5.0 graphite, and parts by weight are 1.0-1.5
Bravo and parts by weight for 0.2-0.3 silane coupler in high-speed mixer, mixed under normal temperature, stirring turn
Fast 240-300rpm, mixing time 30 minutes obtains modified porous calcium carbonate and graphite；
(2) by step（1）It is 80-85, heating-up temperature 240 that the porous calcium carbonate and graphite of obtained modification, which add parts by weight,
In the resin melted at DEG C, it is stirred in adition process, speed of agitator 300-400rpm, mixing time 45-60 minutes is obtained
Well mixed resin composite materials；
(3) by step（2）Obtained well mixed resin composite materials feeding draw ratio is 36：1 twin-screw extrusion
Extruding pelletization in machine, extruder rotating speed is 100-120rpm, and each section of temperature of extruder is：180-200 DEG C of feeding section, melt zone
200-210 DEG C, 210-220 DEG C of mixing section, 215-205 DEG C of exhaust section, 205-190 DEG C of homogenizing zone；Institute is made required to 3D printing
Environment-friendly antibacterial material.
The principle of the present invention：Using the excellent absorption property and mobile performance of porous spherical carbonic acid calcium, environment-friendly antibacterial
Antiseptic Bravo is adsorbed on surface, while using the mobility and mechanical property of flake graphite, mixing and squeezing with thermoplastic resin
Go out granulation, being made has environment-friendly antibacterial, good fluidity, the environment-friendly antibacterial material for 3D printing of excellent in mechanical performance, fills up
The blank of anti-biotic material, for 3D printing material provides more more options in 3D printing material.On the other hand thermoplastic resin is utilized
Thermoplastic processing and molten condition under mobility so that obtained 3D printing environment-friendly antibacterial material possesses in a heated state
Can also be fast curing-formed under mobility, the state of cooling, fully meet the requirement of fusion sediment and 3D printing.Utilizing melting
When deposition 3D printing equipment prints the environment-friendly antibacterial material, it can make material molten to possess positioned at the firing equipment of printhead
Mobility；After file printing leaves printhead, environment temperature declines, and the thermoplastic resin in material is quickly cooled and solidified into
Type.
Outstanding feature and beneficial effect of the present invention are：
(1) the environment-friendly antibacterial material for 3D printing of the invention using Bravo due to making it have excellent antibiotic property
Energy；
(2) the environment-friendly antibacterial material flowability for 3D printing of the invention is good, passes through modified porous spherical carbonic acid
Calcium and the excellent mobility of flake graphite so that mobility and mechanical property for the environment-friendly antibacterial material of 3D printing strengthen；
(3) simple production process of the present invention for the environment-friendly antibacterial material of 3D printing, with low cost, safety and environmental protection, tool
There is higher market application foreground.
Embodiment
The present invention is further described below according to specific embodiment, as described below is only the preferred reality of the present invention
Mode is applied, under same principle, can make and be partially improved, these improvement are fallen within protection scope of the present invention：
Embodiment 1：
A kind of environment-friendly antibacterial material for 3D printing：
(1) by the porous calcium carbonate that parts by weight are 15, parts by weight are 5.0 graphite, parts by weight for 1.5 Bravo and again
The silane coupler that amount part is 0.3 is mixed, speed of agitator 300rpm, during stirring in high-speed mixer under normal temperature
Between 30 minutes, obtain modified porous calcium carbonate and graphite；
(2) by step（1）It is 85,240 DEG C of heating-up temperature that the porous calcium carbonate and graphite of obtained modification, which add parts by weight,
In the LLDPE of lower melting, it is stirred in adition process, speed of agitator 400rpm, mixing time 60 minutes,
Obtain well mixed linear low-density polyethylene composite material；
(3) by step（2）Obtained well mixed linear low-density polyethylene composite material feeding draw ratio is 36：1
Double screw extruder in extruding pelletization, extruder rotating speed is 120rpm, and each section of temperature of extruder be：180-200 DEG C of feeding section,
200-210 DEG C of melt zone, 210-220 DEG C of mixing section, 215-205 DEG C of exhaust section, 205-190 DEG C of homogenizing zone；Be made institute required to
The environment-friendly antibacterial material of 3D printing.
Embodiment 2：
A kind of environment-friendly antibacterial material for 3D printing：
(1) by the porous calcium carbonate that parts by weight are 10, parts by weight are 3.0 graphite, parts by weight for 1.0 Bravo and again
The silane coupler that amount part is 0.2 is mixed, speed of agitator 240rpm, during stirring in high-speed mixer under normal temperature
Between 30 minutes, obtain modified porous calcium carbonate and graphite；
(2) by step（1）It is 80,240 DEG C of heating-up temperature that the porous calcium carbonate and graphite of obtained modification, which add parts by weight,
In the polypropylene of lower melting, polyvinyl chloride, it is stirred in adition process, speed of agitator 300rpm, mixing time 45 minutes is obtained
To well mixed polypropylene, polyvinyl chloride composite materials；
(3) by step（2）It is 36 that obtained well mixed polypropylene, polyvinyl chloride composite materials, which send into draw ratio,：1
Extruding pelletization in double screw extruder, extruder rotating speed is 100rpm, and each section of temperature of extruder is：It is 180-200 DEG C of feeding section, molten
Melt section 200-210 DEG C, 210-220 DEG C of mixing section, 215-205 DEG C of exhaust section, 205-190 DEG C of homogenizing zone；Institute is made required to 3D
The environment-friendly antibacterial material of printing.
Embodiment 3：
A kind of environment-friendly antibacterial material for 3D printing：
(1) by the porous calcium carbonate that parts by weight are 13, parts by weight are 3.8 graphite, parts by weight for 1.2 Bravo and again
The silane coupler that amount part is 0.24 is mixed, speed of agitator 300rpm, during stirring in high-speed mixer under normal temperature
Between 30 minutes, obtain modified porous calcium carbonate and graphite；
(2) by step（1）It is 82,240 DEG C of heating-up temperature that the porous calcium carbonate and graphite of obtained modification, which add parts by weight,
In the high density polyethylene (HDPE) of lower melting, polystyrene, it is stirred in adition process, speed of agitator 360rpm, mixing time 50
Minute, obtain well mixed high density polyethylene (HDPE), poly styrene composite material；
(3) by step（2）Obtained well mixed high density polyethylene (HDPE), poly styrene composite material sends into draw ratio and is
36：Extruding pelletization in 1 double screw extruder, extruder rotating speed is 120rpm, and each section of temperature of extruder is：Feeding section 180-
200 DEG C, 200-210 DEG C of melt zone, 210-220 DEG C of mixing section, 215-205 DEG C of exhaust section, 205-190 DEG C of homogenizing zone；Institute is made
Required to the environment-friendly antibacterial material of 3D printing.
Embodiment 4：
A kind of environment-friendly antibacterial material for 3D printing：
(1) by the porous calcium carbonate that parts by weight are 11, parts by weight are 4.3 graphite, parts by weight for 1.4 Bravo and again
The silane coupler that amount part is 0.28 is mixed, speed of agitator 300rpm, during stirring in high-speed mixer under normal temperature
Between 30 minutes, obtain modified porous calcium carbonate and graphite；
(2) by step（1）It is 81,240 DEG C of heating-up temperature that the porous calcium carbonate and graphite of obtained modification, which add parts by weight,
In the low density polyethylene (LDPE) of lower melting, polypropylene, it is stirred in adition process, speed of agitator 300rpm, 45 points of mixing time
Clock, obtains well mixed low density polyethylene (LDPE), PP composite material；
(3) by step（2）Obtained well mixed low density polyethylene (LDPE), PP composite material sends into draw ratio and is
36：Extruding pelletization in 1 double screw extruder, extruder rotating speed is 100rpm, and each section of temperature of extruder is：Feeding section 180-
200 DEG C, 200-210 DEG C of melt zone, 210-220 DEG C of mixing section, 215-205 DEG C of exhaust section, 205-190 DEG C of homogenizing zone；Institute is made
Required to the environment-friendly antibacterial material of 3D printing.
Embodiment 5：
A kind of environment-friendly antibacterial material for 3D printing：
(1) by the porous calcium carbonate that parts by weight are 15, parts by weight are 3.1 graphite, parts by weight for 1.2 Bravo and again
The silane coupler that amount part is 0.21 is mixed, speed of agitator 300rpm, during stirring in high-speed mixer under normal temperature
Between 30 minutes, obtain modified porous calcium carbonate and graphite；
(2) by step（1）It is 83,240 DEG C of heating-up temperature that the porous calcium carbonate and graphite of obtained modification, which add parts by weight,
In the LLDPE of lower melting, polystyrene, it is stirred in adition process, speed of agitator 400rpm, during stirring
Between 45 minutes, obtain well mixed LLDPE, poly styrene composite material；
(3) by step（2）Obtained well mixed LLDPE, poly styrene composite material feeding major diameter
Than for 36：Extruding pelletization in 1 double screw extruder, extruder rotating speed is 120rpm, and each section of temperature of extruder is：Feeding section
180-200 DEG C, 200-210 DEG C of melt zone, 210-220 DEG C of mixing section, 215-205 DEG C of exhaust section, 205-190 DEG C of homogenizing zone；System
Required to 3D printing environment-friendly antibacterial material.
Each embodiment performance analysis data of table one
| Index | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Escherichia coli antibiotic rate/% | 99.4 | 96.9 | 98.7 | 99.4 | 98.6 |
| Staphylococcus aureus antibiotic rate/% | 98.9 | 97.1 | 98.8 | 99.2 | 98.5 |
| Soil resistance | 4 grades | 4 grades | 4 grades | 4 grades | 4 grades |
Claims (1)
1. a kind of environment-friendly antibacterial material for 3D printing, it is characterised in that：By following comprising Bravo and porous calcium carbonate
Material is constituted in units of parts by weight：
Thermoplastic resin 80-85
Porous calcium carbonate 10-15
Graphite 3.0-5.0
Bravo 1.0-1.5
Silane coupler 0.2-0.3；
The thermoplastic resin is high density polyethylene (HDPE), low density polyethylene (LDPE), LLDPE, polypropylene, polychlorostyrene second
One or more in alkene, polystyrene；The porous calcium carbonate is porous spherical carbonic acid calcium, and particle diameter is between 100 nanometers and 200
Between nanometer, aperture is between 5 nanometers and 20 nanometers, and porosity is between 50% and 60%；The graphite is flake graphite,
Particle diameter is between 100 nanometers and 150 nanometers, and radius-thickness ratio is between 10：1 and 20：Between 1, via cetyl trimethyl bromination
Ammonium modification；The Bravo is the powder between 1000 mesh and 5000 mesh；
The described environment-friendly antibacterial material for 3D printing, is prepared by the following method：
（1）By the porous calcium carbonate that parts by weight are 10-15, parts by weight are 3.0-5.0 graphite, and parts by weight are the hundred of 1.0-1.5
The cleer and peaceful parts by weight of bacterium for 0.2-0.3 silane coupler in high-speed mixer, mixed under normal temperature, speed of agitator
240-300rpm, mixing time 30 minutes obtains modified porous calcium carbonate and graphite；
（2）By step（1）The porous calcium carbonate and graphite of obtained modification add parts by weight for 80-85, at 240 DEG C of heating-up temperature
In the resin of melting, it is stirred in adition process, speed of agitator 300-400rpm, mixing time 45-60 minutes is mixed
Uniform resin composite materials；
（3）By step（2）Obtained well mixed resin composite materials feeding draw ratio is 36：In 1 double screw extruder
Extruding pelletization, extruder rotating speed is 100-120rpm, and each section of temperature of extruder is：180-200 DEG C of feeding section, melt zone 200-
210 DEG C, 210-220 DEG C of mixing section, 215-205 DEG C of exhaust section, 205-190 DEG C of homogenizing zone；Be made required to 3D printing ring
Protect anti-biotic material.
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| CN201510984358.7A CN105504471B (en) | 2015-12-25 | 2015-12-25 | It is a kind of for environment-friendly antibacterial material of 3D printing and preparation method thereof |
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| CN105504471B true CN105504471B (en) | 2017-11-07 |
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| CN106076400A (en) * | 2016-06-16 | 2016-11-09 | 吴子豹 | A kind of adsorption potential and catalytic active site dislocation type catalyst and preparation method thereof |
| CN106310979A (en) * | 2016-11-15 | 2017-01-11 | 毛敬英 | Filtering membrane for treating volatile organic compounds |
| CN107082934A (en) * | 2017-05-25 | 2017-08-22 | 合肥龙图腾信息技术有限公司 | A kind of antibacterial 3D printing composite and preparation method thereof |
| CN107286425A (en) * | 2017-07-03 | 2017-10-24 | 云阳县也村信息科技有限公司 | Polyethylene antibiotic plastics |
| CN107501733A (en) * | 2017-09-07 | 2017-12-22 | 王明江 | A kind of high tenacity endurance 3D printing polypropylene material |
| CN107618168A (en) * | 2017-09-18 | 2018-01-23 | 肇庆市智高电机有限公司 | A kind of environment-friendly antibacterial material processing unit (plant) and preparation method |
| CN111484686A (en) * | 2019-12-20 | 2020-08-04 | 四川鑫达企业集团有限公司 | Preparation method of high-toughness and high-fluidity PS for 3D printing material |
| CN111499991A (en) * | 2020-05-27 | 2020-08-07 | 青岛裕王智能科技床业有限公司 | Novel material for additive manufacturing of home furnishing, and preparation method and application thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102210302A (en) * | 2011-04-13 | 2011-10-12 | 华南理工大学 | Porous inorganic material with insecticidal and mothproof function and preparation method thereof |
| CN103992548A (en) * | 2014-04-30 | 2014-08-20 | 中国科学院化学研究所 | Modified low density polyethylene nanocomposite material used for 3D printing, and preparation method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103073907B (en) * | 2011-10-26 | 2015-10-07 | 中国石油化工股份有限公司 | A kind of anti-bacterial thermoplastic composite and preparation method thereof |
| CN104086891A (en) * | 2014-07-14 | 2014-10-08 | 广州市傲趣电子科技有限公司 | Polypropylene for 3D printing, polyethylene composite consumable and preparation method thereof |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102210302A (en) * | 2011-04-13 | 2011-10-12 | 华南理工大学 | Porous inorganic material with insecticidal and mothproof function and preparation method thereof |
| CN103992548A (en) * | 2014-04-30 | 2014-08-20 | 中国科学院化学研究所 | Modified low density polyethylene nanocomposite material used for 3D printing, and preparation method thereof |
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