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CN104851603A - Modified waste PVC-based active carbon-loaded nano arsenic sulfide composite electrode material and preparation method thereof - Google Patents

Modified waste PVC-based active carbon-loaded nano arsenic sulfide composite electrode material and preparation method thereof Download PDF

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Publication number
CN104851603A
CN104851603A CN201510154165.9A CN201510154165A CN104851603A CN 104851603 A CN104851603 A CN 104851603A CN 201510154165 A CN201510154165 A CN 201510154165A CN 104851603 A CN104851603 A CN 104851603A
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China
Prior art keywords
parts
electrode material
activated carbon
pvc
active carbon
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Pending
Application number
CN201510154165.9A
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Chinese (zh)
Inventor
刘勇
童翔
熊文华
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Anhui Jiangwei Precision Manufacturing Co Ltd
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Anhui Jiangwei Precision Manufacturing Co Ltd
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Priority to CN201510154165.9A priority Critical patent/CN104851603A/en
Publication of CN104851603A publication Critical patent/CN104851603A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/22Electrodes
    • H01G11/30Electrodes characterised by their material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/22Electrodes
    • H01G11/30Electrodes characterised by their material
    • H01G11/32Carbon-based
    • H01G11/34Carbon-based characterised by carbonisation or activation of carbon
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/22Electrodes
    • H01G11/30Electrodes characterised by their material
    • H01G11/32Carbon-based
    • H01G11/38Carbon pastes or blends; Binders or additives therein
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/22Electrodes
    • H01G11/30Electrodes characterised by their material
    • H01G11/32Carbon-based
    • H01G11/44Raw materials therefor, e.g. resins or coal
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/84Processes for the manufacture of hybrid or EDL capacitors, or components thereof
    • H01G11/86Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/13Energy storage using capacitors

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

The invention discloses a modified waste PVC-based active carbon-loaded nano arsenic sulfide composite electrode material, and is characterized by being prepared from the following raw materials in parts by weight: 1 part to 2 parts of sodium pyrophosphate, 1 part to 3 parts of polymethyl methacrylate resin, 4 to 7 parts of tetrahydrofuran, 2 to 4 parts of nano arsenic sulfide, 1 part to 2 parts of nano dysprosium sulfide, 1 part to 2 parts of beryllia, 110 to 130 parts of modified waste PVC-based active carbon, 2 to 3 parts of dextrin, 10 to 15 parts of distilled water, and 1 part to 2 parts of distearoyl isopropoxy aluminate. The preparation method provided by the invention uses waste PVC to prepare electrode material active carbon which has the advantages of large specific surface area, high conductivity and the like, resources are utilized in a rationalized manner, the problem of environmental pollution is solved, the electrode material is doped with a metallic element having a conductive function and surface coating is performed with the nitrogen element, and a prepared supercapacitor has the advantages of high specific capacitance, high charge/discharge rate, good cycle stability and long usage time.

Description

A kind of modified abandoned PVC matrix activated carbon loaded with nano arsenones combination electrode material and preparation method thereof
Technical field
The present invention relates to chemical energy source Material Field, particularly a kind of modified abandoned PVC matrix activated carbon loaded with nano arsenones combination electrode material and preparation method thereof.
Background technology
Chloride PVC discarded object is difficult to degraded at normal temperatures, and main processing method has landfill method, burning method and reworked material method.Landfill method can take a large amount of arable land, and burning method can produce a large amount of harmful vapors and HCl, and reworked material method can reduce product quality, and range of application is limited, and offal treatment amount is also less.The annual waste plastic amount of China is about 2,000,000 tons, and the high molecular waste material of substantial amounts causes serious problem of environmental pollution and the waste of natural resources.Therefore, discarded PVC recycle and reuse has great economic benefit and social benefit.Active carbon has that pore structure prosperity, specific area are large, heat and the feature such as chemical stability is good, is a kind of adsorbent and catalyst carrier of high-quality, is widely used in the fields such as industry, agricultural, national defence, medical and health, environmental protection.Nitrogen-dopped activated carbon, not only improves Surface Groups of Active Carbons, and adds the basic sites of activated carbon surface, and this makes nitrogen-dopped activated carbon have unique catalysis and characterization of adsorption.The present invention utilizes discarded PVC material to prepare the active carbon electrode material of ultracapacitor, and adulterating, other have the metallic element of conduction property, carry out Surface coating with pure ammonia again, prepare have that high-specific capacitance super, charge-discharge velocity are fast, ultracapacitor that good cycling stability, service time are long.
Summary of the invention
The object of this invention is to provide a kind of modified abandoned PVC matrix activated carbon loaded with nano arsenones combination electrode material and preparation method thereof.
In order to realize object of the present invention, the present invention is by following scheme implementation:
A kind of modified abandoned PVC matrix activated carbon loaded with nano arsenones combination electrode material, is made up of the raw material of following weight portion: sodium pyrophosphate 1-2, plexiglass 1-3, oxolane 4-7, nanometer arsenones 2-4, nanometer sulfuration dysprosium 1-2, beryllium oxide 1-2, modified abandoned PVC matrix activated carbon 110-130, dextrin 2-3, distilled water 10-15, isopropyl distearyl acyloxy Aluminate 1-2;
Described modified abandoned PVC matrix activated carbon is made up of the raw material of following weight portion: sodium sulphate 2-3, alum 1-2, tourmaline 2-3, aminopropyl triethoxysilane 2-3, calcium stearate 1-2, aluminum nitride powder 1-2, graphene oxide 1-2, discarded PVC material 400-500, calcium hydroxide 15-25,20% sulfuric acid 30-50; Preparation method obtains the pellet of particle diameter at 5-10mm by after discarded PVC material fragmentation, screening, gained pellet and calcium hydroxide are passed in retort, pass into the steam being preheated to 300 ° of C, rapid raised temperature carries out carbonizing, activating to 800-900 ° of C, be added to after being cooled to normal temperature in the sulfuric acid of 20%, 3-5 hour is reacted under 60-70 ° of C, spend deionized water again to neutral, be mixed and heated to 70-90 ° of C stirring reaction 30-50 minute with aminopropyl triethoxysilane and remaining remaining material thereof, grind after drying.
One of the present invention modified abandoned PVC matrix activated carbon loaded with nano arsenones combination electrode material, be specifically made up of following steps:
(1) by distilled water, dextrin, oxolane, plexiglass and modified abandoned PVC matrix activated carbon mixing and stirring, be heated to 50-60 ° of C, form slurry, for subsequent use after spraying dry;
(2) by the product of step (1) and isopropyl distearyl acyloxy Aluminate and remaining surplus materials mixed grinding thereof, grinding is placed in tube furnace, pass into pure ammonia, annealing in process 2-4 hour at 400-600 ° of C temperature, obtain the discarded PVC based combined electrode material that nitrogen is coated.
Advantage of the present invention is: the present invention utilizes discarded PVC to prepare electrode material activity charcoal, have that specific area is large, conductance advantages of higher, Resource Rationalization is utilized, solve the problem of environmental pollution, doping has the metallic element of electric action, and carry out Surface coating with nitrogen element, the advantage that the ultracapacitor prepared has that high-specific capacitance super, charge-discharge velocity are fast, good cycling stability, service time are long.
specific embodiments
Below by instantiation, the present invention is described in detail.
A kind of modified abandoned PVC matrix activated carbon loaded with nano arsenones combination electrode material, is made up of the raw material of following weight portion (kilogram): sodium pyrophosphate 2, plexiglass 2, oxolane 6, nanometer arsenones 3, nanometer sulfuration dysprosium 2, beryllium oxide 1, modified abandoned PVC matrix activated carbon 120, dextrin 3, distilled water 15, isopropyl distearyl acyloxy Aluminate 2;
Described modified abandoned PVC matrix activated carbon is made up of the raw material of following weight portion (kilogram): the sulfuric acid 45 of sodium sulphate 2, alum 1, tourmaline 2, aminopropyl triethoxysilane 2, calcium stearate 1, aluminum nitride powder 2, graphene oxide 2, discarded PVC material 500, calcium hydroxide 20,20%; Preparation method obtains the pellet of particle diameter at 5-10mm by after discarded PVC material fragmentation, screening, gained pellet and calcium hydroxide are passed in retort, pass into the steam being preheated to 300 ° of C, rapid raised temperature carries out carbonizing, activating to 800-900 ° of C, be added to after being cooled to normal temperature in the sulfuric acid of 20%, 3-5 hour is reacted under 60-70 ° of C, spend deionized water again to neutral, be mixed and heated to 70-90 ° of C stirring reaction 30-50 minute with aminopropyl triethoxysilane and remaining remaining material thereof, grind after drying.
One of the present invention modified abandoned PVC matrix activated carbon loaded with nano arsenones combination electrode material, be specifically made up of following steps:
(1) by distilled water, dextrin, oxolane, plexiglass and modified abandoned PVC matrix activated carbon mixing and stirring, be heated to 50-60 ° of C, form slurry, for subsequent use after spraying dry;
(2) by the product of step (1) and isopropyl distearyl acyloxy Aluminate and remaining surplus materials mixed grinding thereof, grinding is placed in tube furnace, pass into pure ammonia, annealing in process 2-4 hour at 400-600 ° of C temperature, obtain the discarded PVC based combined electrode material that nitrogen is coated.
Proportionally mix with the electrode material in embodiment and conductive agent, binding agent, add a small amount of absolute ethyl alcohol to mix, uniform application vacuumize on stainless (steel) wire collector, take saturated calomel electrode as reference electrode, polytetrafluoroethylene is barrier film, with the KOH electrolyte aqueous solution of 6mol/l for electrolyte, in the scope of 1.2-2.5V, under constant current (5mA), carry out loop test, capacity: 1.72F, internal resistance: 1.6 Ω m, circulation volume conservation rate (%): 98.1.

Claims (2)

1. a modified abandoned PVC matrix activated carbon loaded with nano arsenones combination electrode material, it is characterized in that, be made up of the raw material of following weight portion: sodium pyrophosphate 1-2, plexiglass 1-3, oxolane 4-7, nanometer arsenones 2-4, nanometer sulfuration dysprosium 1-2, beryllium oxide 1-2, modified abandoned PVC matrix activated carbon 110-130, dextrin 2-3, distilled water 10-15, isopropyl distearyl acyloxy Aluminate 1-2;
Described modified abandoned PVC matrix activated carbon is made up of the raw material of following weight portion: sodium sulphate 2-3, alum 1-2, tourmaline 2-3, aminopropyl triethoxysilane 2-3, calcium stearate 1-2, aluminum nitride powder 1-2, graphene oxide 1-2, discarded PVC material 400-500, calcium hydroxide 15-25,20% sulfuric acid 30-50; Preparation method obtains the pellet of particle diameter at 5-10mm by after discarded PVC material fragmentation, screening, gained pellet and calcium hydroxide are passed in retort, pass into the steam being preheated to 300 ° of C, rapid raised temperature carries out carbonizing, activating to 800-900 ° of C, be added to after being cooled to normal temperature in the sulfuric acid of 20%, 3-5 hour is reacted under 60-70 ° of C, spend deionized water again to neutral, be mixed and heated to 70-90 ° of C stirring reaction 30-50 minute with aminopropyl triethoxysilane and remaining remaining material thereof, grind after drying.
2. a kind of modified abandoned PVC matrix activated carbon loaded with nano arsenones combination electrode material according to claim 1, is characterized in that, be specifically made up of following steps:
(1) by distilled water, dextrin, oxolane, plexiglass and modified abandoned PVC matrix activated carbon mixing and stirring, be heated to 50-60 ° of C, form slurry, for subsequent use after spraying dry;
(2) by the product of step (1) and isopropyl distearyl acyloxy Aluminate and remaining surplus materials mixed grinding thereof, grinding is placed in tube furnace, pass into pure ammonia, annealing in process 2-4 hour at 400-600 ° of C temperature, obtain the discarded PVC based combined electrode material that nitrogen is coated.
CN201510154165.9A 2015-04-02 2015-04-02 Modified waste PVC-based active carbon-loaded nano arsenic sulfide composite electrode material and preparation method thereof Pending CN104851603A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510154165.9A CN104851603A (en) 2015-04-02 2015-04-02 Modified waste PVC-based active carbon-loaded nano arsenic sulfide composite electrode material and preparation method thereof

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Application Number Priority Date Filing Date Title
CN201510154165.9A CN104851603A (en) 2015-04-02 2015-04-02 Modified waste PVC-based active carbon-loaded nano arsenic sulfide composite electrode material and preparation method thereof

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1711215A (en) * 2002-11-13 2005-12-21 昭和电工株式会社 Active carbon, production method thereof and polarizable electrode
CN101213626A (en) * 2005-12-21 2008-07-02 昭和电工株式会社 Electric double layer capacitor
CN101708842A (en) * 2009-11-13 2010-05-19 南开大学 Method for preparing high specific surface area active carbon by using polyvinyl chloride wastes
US20120051564A1 (en) * 2010-08-31 2012-03-01 Industrial Technology Research Institute Flat speaker structure and manufacturing method thereof
CN102823037A (en) * 2009-12-11 2012-12-12 艾纳G2技术公司 Carbon materials comprising an electrochemical modifier
CN103000390A (en) * 2012-12-25 2013-03-27 上海奥威科技开发有限公司 Preparation method of negative current collector and super capacitor using same
CN103641115A (en) * 2013-11-19 2014-03-19 苏州丹百利电子材料有限公司 Preparation method of spherical active carbon

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1711215A (en) * 2002-11-13 2005-12-21 昭和电工株式会社 Active carbon, production method thereof and polarizable electrode
CN101213626A (en) * 2005-12-21 2008-07-02 昭和电工株式会社 Electric double layer capacitor
CN101708842A (en) * 2009-11-13 2010-05-19 南开大学 Method for preparing high specific surface area active carbon by using polyvinyl chloride wastes
CN102823037A (en) * 2009-12-11 2012-12-12 艾纳G2技术公司 Carbon materials comprising an electrochemical modifier
US20120051564A1 (en) * 2010-08-31 2012-03-01 Industrial Technology Research Institute Flat speaker structure and manufacturing method thereof
CN103000390A (en) * 2012-12-25 2013-03-27 上海奥威科技开发有限公司 Preparation method of negative current collector and super capacitor using same
CN103641115A (en) * 2013-11-19 2014-03-19 苏州丹百利电子材料有限公司 Preparation method of spherical active carbon

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Application publication date: 20150819

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