CN106046733A - Antibacterial graphene conductive material and its preparation method - Google Patents
Antibacterial graphene conductive material and its preparation method Download PDFInfo
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- CN106046733A CN106046733A CN201610594368.4A CN201610594368A CN106046733A CN 106046733 A CN106046733 A CN 106046733A CN 201610594368 A CN201610594368 A CN 201610594368A CN 106046733 A CN106046733 A CN 106046733A
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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
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/06—Unsaturated polyesters
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08K2201/001—Conductive additives
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C—CHEMISTRY; METALLURGY
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- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses an antibacterial graphene conductive material, made from the following materials according to parts by weight: 4-6 parts of tributyl citrate, 0.6-1 part of polybenzimidazole, 1-2 parts of chloro-1-allyl-3-methylimidazole, 1.7-2 parts of phosphoric acid, 2-3 parts of lithium hydroxide, 0.8-1 part of ferrous sulfate, 0.1-0.2 part of glucose, 6-7 parts of acetylene carbon black, 81-90 parts of unsaturated polyester resin, 600-700 parts of N,N-dimethylformamide, 27-30 parts of graphene oxide, 26-30 parts of hydrazine hydrate, 0.7-1 part of sodium lauryl sulfate, 6-7 parts of polytetramethylene ether glycol, 1-2 parts of calcium ricinoleate, 4-5 parts of carbon fiber, 1-2 parts of hydrolyzed maleic anhydride, 2-3 parts of calcium propionate and 1-2 parts of aluminum stearate. Chlorinated modified graphene has good electrical conductivity, can be blended with acetylene carbon black to well disperse in unsaturated polyester resin, forming a high-conductivity composite.
Description
Technical field
The present invention relates to grapheme material technical field, particularly relate to a kind of antibacterial graphene conductive material and preparation side thereof
Method.
Background technology
The special structure of Graphene imparts the performance of its many excellence, and application prospect is extensive.But, also just because of stone
In ink alkene structure, each carbon atom combines in the way of sp2 hydridization and is constituted a big conjugatedπbond on two dimensional surface,
And π-π can be produced between two big conjugatedπbonds and interact, meanwhile, Graphene has the specific surface area of superelevation, each other
Easily reuniting, be difficult to be dispersed in solvent and medium, this causes the application of Graphene to be very restricted.Therefore, look for
Method to effectively preparation dispersibility grapheme material is the important directions solving Graphene application.By at Graphene
Defect Edge and sheet surfaces introduce some specific functional groups and make its functionalization, be possible not only to give grapheme material special
Function, it is often more important that the introducing of these specific function groups can be greatly improved the uniformly dispersed of Graphene, reduce
Reunion between them；
At present grapheme material is except in addition to showing the electrical property of excellence in terms of electronic devices and components, the important use of another one
Way is to prepare high performance nano composite material, but owing to the chemical constitution of Graphene is highly stable, has between layers
Van der Waals force strongly, easily reunites so that Graphene is difficult to disperse in most solvents and matrix, greatly limits
Make the application of Graphene.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of antibacterial graphene conductive material and system thereof
Preparation Method.
The present invention is achieved by the following technical solutions:
A kind of antibacterial graphene conductive material, it is made up of the raw material of following weight parts:
Tributyl citrate 4-6, polybenzimidazoles 0.6-1, chlorination-1-pi-allyl-3-Methylimidazole. 1-2, phosphatase 11 .7-
2, Lithium hydrate 2-3, ferrous sulfate 0.8-1, glucose 0.1-0.2, acetylene carbon black 6-7, unsaturated polyester resin 81-90, N,
Dinethylformamide 600-700, graphene oxide 27-30, hydrazine hydrate 26-30, dodecyl sodium sulfate 0.7-1, poly-tetrahydrochysene
Furan ether glycol 6-7, calcium ricinoleate 1-2, carbon fiber 4-5, hydrolytic polymaleic anhydride 1-2, calcium propionate 2-3, aluminium stearate 1-2.
The preparation method of a kind of described antibacterial graphene conductive material, comprises the following steps:
(1) above-mentioned polybenzimidazoles is joined in the dehydrated alcohol of its weight 10-14 times, be incubated at 60-70 DEG C and stir
Mixing 3-5 minute, add calcium ricinoleate, stirring, to room temperature, obtains antibacterial alcohol liquid；
(2) take the 30-35% of above-mentioned graphene oxide weight, join in the deionized water of its weight 100-110 times, add
Enter above-mentioned phosphoric acid, stir, add above-mentioned Lithium hydrate, stirring mixing 30-40 minute, be passed through nitrogen, be sequentially added into above-mentioned
Ferrous sulfate, glucose, stir, and is sent in reactor, insulation reaction 10-11 hour at 200-210 DEG C, discharging,
Filter, a must be precipitated；
(3) above-mentioned precipitation a is joined in antibacterial alcohol liquid, add aluminium stearate, stir, ethanol is distilled off,
It is vacuum dried 10-12 hour at 60-65 DEG C, obtains modified graphene；
(4) by above-mentioned dodecyl sodium sulfate, hydrolytic polymaleic anhydride mixing, compound weight 17-20 times is joined
In deionized water, add calcium propionate, stir, obtain bacteriostatic water dispersion liquid；
(5) joining in above-mentioned DMF by above-mentioned chlorination-1-pi-allyl-3-Methylimidazole., stirring is all
Even, obtain amide solution；
(6) by above-mentioned modified graphene, remaining graphene oxide, carbon fiber mixing, compound weight 100-is joined
In the deionized water of 120 times, add above-mentioned bacteriostatic water dispersion liquid, ultrasonic disperse 3-5 minute, the hydroxide of dropping 6-10moL/l
Sodium, regulation pH is 11-12, adds above-mentioned amide solution, stirs, and adds above-mentioned hydrazine hydrate, insulated and stirred at 76-80 DEG C
20-25 hour, discharging cooled down, and filters, precipitate with deionized water, dehydrated alcohol is washed 2-3 time successively, dry at 80-86 DEG C
Dry 1-2 hour, obtain chlorination modified Graphene；
(7) above-mentioned chlorination modified Graphene is mixed with remaining each raw material, sends into extruder, melt extrude, cool down molding,
Obtain described conductive material.
The invention have the advantage that the present invention uses chlorination-1-pi-allyl-3-Methylimidazole. and graphene oxide at hydrazine hydrate
Under conditions of existence, synchronize modified with reduction be prepared for chlorination modified Graphene, can produce between chlorination modified Graphene π-π and
The interaction of cation-π, without reuniting, not only has good redispersible, also maintains the property that Graphene is excellent
Can, this chlorination modified Graphene has good electrical conductivity, is blended with acetylene carbon black, can well be dispersed in unsaturated polyester (UP)
In resin, form the composite with high conduction performance.Present invention adds polybenzimidazoles, calcium propionate etc., effectively carry
The high antibacterial antiseptic property of finished-product material, extends the service life of finished product, improves the stability of finished product.
Detailed description of the invention
A kind of antibacterial graphene conductive material, it is made up of the raw material of following weight parts:
Tributyl citrate 4, polybenzimidazoles 0.6, chlorination allyl methyl imidazoles 1, phosphatase 11 .7, Lithium hydrate 2, sulfur
Acid ferrous iron 0.8, glucose 0.1, acetylene carbon black 6, unsaturated polyester resin 81, DMF 600, graphene oxide
27, hydrazine hydrate 26, dodecyl sodium sulfate 0.7, PTMG 6, calcium ricinoleate 1, carbon fiber 4, hydrolyze poly-Malaysia
Anhydride 1, calcium propionate 2, aluminium stearate 1.
The preparation method of a kind of described antibacterial graphene conductive material, comprises the following steps:
(1) above-mentioned polybenzimidazoles is joined in the dehydrated alcohol of its weight 10 times, insulated and stirred 3 points at 60 DEG C
Clock, adds calcium ricinoleate, and stirring, to room temperature, obtains antibacterial alcohol liquid；
(2) take the 30% of above-mentioned graphene oxide weight, join in the deionized water of its weight 100 times, add above-mentioned
Phosphoric acid, stirs, and adds above-mentioned Lithium hydrate, stirring mixing 30 minutes, is passed through nitrogen, be sequentially added into above-mentioned ferrous sulfate,
Glucose, stirs, and is sent in reactor, insulation reaction 10 hours at 200 DEG C, discharging, filters, must precipitate a；
(3) above-mentioned precipitation a is joined in antibacterial alcohol liquid, add aluminium stearate, stir, ethanol is distilled off,
It is vacuum dried 10 hours at 60 DEG C, obtains modified graphene；
(4) by above-mentioned dodecyl sodium sulfate, hydrolytic polymaleic anhydride mixing, join compound weight 17 times go from
In sub-water, add calcium propionate, stir, obtain bacteriostatic water dispersion liquid；
(5) above-mentioned chlorination allyl methyl imidazoles is joined in above-mentioned DMF, stir, obtain acyl
Amine aqueous solution；
(6) by above-mentioned modified graphene, remaining graphene oxide, carbon fiber mixing, compound weight 100 times is joined
Deionized water in, add above-mentioned bacteriostatic water dispersion liquid, ultrasonic disperse 3 minutes, the sodium hydroxide of dropping 6moL/l, regulation pH is
11, add above-mentioned amide solution, stir, add above-mentioned hydrazine hydrate, insulated and stirred 20 hours at 76 DEG C, discharging cools down,
Filter, precipitate with deionized water, dehydrated alcohol are washed successively 2 times, be dried 1 hour at 80 DEG C, obtain chlorination modified Graphene；
(7) above-mentioned chlorination modified Graphene is mixed with remaining each raw material, sends into extruder, melt extrude, cool down molding,
Obtain described conductive material.
The conductivity of the chlorination modified Graphene of the present invention is: 1.22 × 102S/m。
Claims (2)
1. an antibacterial graphene conductive material, it is characterised in that it is made up of the raw material of following weight parts:
Tributyl citrate 4-6, polybenzimidazoles 0.6-1, chlorination-1-pi-allyl-3-Methylimidazole. 1-2, phosphatase 11 .7-2, hydrogen
Lithium oxide 2-3, ferrous sulfate 0.8-1, glucose 0.1-0.2, acetylene carbon black 6-7, unsaturated polyester resin 81-90, N, N-bis-
Methylformamide 600-700, graphene oxide 27-30, hydrazine hydrate 26-30, dodecyl sodium sulfate 0.7-1, PolyTHF
Ether glycol 6-7, calcium ricinoleate 1-2, carbon fiber 4-5, hydrolytic polymaleic anhydride 1-2, calcium propionate 2-3, aluminium stearate 1-2.
2. the preparation method of an antibacterial graphene conductive material as claimed in claim 1, it is characterised in that include following step
Rapid:
(1) above-mentioned polybenzimidazoles is joined in the dehydrated alcohol of its weight 10-14 times, insulated and stirred 3-5 at 60-70 DEG C
Minute, adding calcium ricinoleate, stirring, to room temperature, obtains antibacterial alcohol liquid；
(2) take the 30-35% of above-mentioned graphene oxide weight, join in the deionized water of its weight 100-110 times, in addition
State phosphoric acid, stir, add above-mentioned Lithium hydrate, stirring mixing 30-40 minute, be passed through nitrogen, be sequentially added into above-mentioned sulphuric acid
Ferrous, glucose, stirs, is sent in reactor, insulation reaction 10-11 hour at 200-210 DEG C, discharging, filters,
A must be precipitated；
(3) above-mentioned precipitation a is joined in antibacterial alcohol liquid, add aluminium stearate, stir, ethanol is distilled off, at 60-65
It is vacuum dried 10-12 hour at DEG C, obtains modified graphene；
(4) by above-mentioned dodecyl sodium sulfate, hydrolytic polymaleic anhydride mixing, join compound weight 17-20 times go from
In sub-water, add calcium propionate, stir, obtain bacteriostatic water dispersion liquid；
(5) above-mentioned chlorination-1-pi-allyl-3-Methylimidazole. is joined in above-mentioned DMF, stir,
Amide solution；
(6) by above-mentioned modified graphene, remaining graphene oxide, carbon fiber mixing, compound weight 100-120 times is joined
Deionized water in, add above-mentioned bacteriostatic water dispersion liquid, ultrasonic disperse 3-5 minute, the sodium hydroxide of dropping 6-10moL/l, adjust
Joint pH is 11-12, adds above-mentioned amide solution, stirs, and adds above-mentioned hydrazine hydrate, insulated and stirred 20-25 at 76-80 DEG C
Hour, discharging cools down, and filters, precipitate with deionized water, dehydrated alcohol is washed 2-3 time successively, is dried 1-2 at 80-86 DEG C
Hour, obtain chlorination modified Graphene；
(7) above-mentioned chlorination modified Graphene is mixed with remaining each raw material, send into extruder, melt extrude, cool down molding, to obtain final product
Described conductive material.
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| CN201610594368.4A CN106046733A (en) | 2016-07-26 | 2016-07-26 | Antibacterial graphene conductive material and its preparation method |
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| CN201610594368.4A CN106046733A (en) | 2016-07-26 | 2016-07-26 | Antibacterial graphene conductive material and its preparation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106590370A (en) * | 2016-12-05 | 2017-04-26 | 安徽永川电气设备有限公司 | Carbon nanometer tube enhanced bacteriostatic powder paint for electric power switch cabinet and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104843684A (en) * | 2015-04-09 | 2015-08-19 | 厦门凯纳石墨烯技术有限公司 | Chlorination modified graphite and preparation method thereof |
| CN105694375A (en) * | 2016-03-14 | 2016-06-22 | 彭珂 | Flame-retardant electric heating composite material composition |
| CN105778351A (en) * | 2016-04-26 | 2016-07-20 | 安徽玉发塑业有限公司 | Antibacterial polyvinyl chloride plastic tube and preparation method thereof |
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2016
- 2016-07-26 CN CN201610594368.4A patent/CN106046733A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104843684A (en) * | 2015-04-09 | 2015-08-19 | 厦门凯纳石墨烯技术有限公司 | Chlorination modified graphite and preparation method thereof |
| CN105694375A (en) * | 2016-03-14 | 2016-06-22 | 彭珂 | Flame-retardant electric heating composite material composition |
| CN105778351A (en) * | 2016-04-26 | 2016-07-20 | 安徽玉发塑业有限公司 | Antibacterial polyvinyl chloride plastic tube and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106590370A (en) * | 2016-12-05 | 2017-04-26 | 安徽永川电气设备有限公司 | Carbon nanometer tube enhanced bacteriostatic powder paint for electric power switch cabinet and preparation method thereof |
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Application publication date: 20161026 |