CN109148166A - A kind of novel solid electrolyte that light-cured performance is controllable - Google Patents
A kind of novel solid electrolyte that light-cured performance is controllable Download PDFInfo
- Publication number
- CN109148166A CN109148166A CN201810721307.9A CN201810721307A CN109148166A CN 109148166 A CN109148166 A CN 109148166A CN 201810721307 A CN201810721307 A CN 201810721307A CN 109148166 A CN109148166 A CN 109148166A
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- China
- Prior art keywords
- solid electrolyte
- light
- novel solid
- emitfsi
- controllable
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/54—Electrolytes
- H01G11/56—Solid electrolytes, e.g. gels; Additives therein
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
Abstract
The present invention discloses a kind of novel solid electrolyte that light-cured performance is controllable, it include: on the basis of the quality of ionic liquid EMITFSI, i.e. note EMITFSI is 100wt%, 4~8wt% photo-curing monomer PEGDA, 1~3wt% light-cured catalyst HOMPP, 5~10wt% silicon coat Fe3O4Nano particle, 1wt%~3wt% polymer beads PEO.Novel solid electrolyte (1) of the present invention, preparation process are simple, without complicated operating process；(2), effective conductive compositions are up to 80% or more, and conductivity is high；(3), as preparation magnetic field increases, the micro-nano structure gradual perfection inside solid electrolyte is generated, so that materials conductive rate increases, this characteristic can be used as the effective measures of active control electrolyte conductive capability.
Description
Technical field
The present invention relates to solid electrolyte, in particular to a kind of novel solid electrolyte that light-cured performance is controllable.
Background technique
Copolymer solid electrolyte is widely studied as the good electron-conducting support of all-solid-state supercapacitor
Report, however the electron conduction of electrolyte and its viscosity or component of polymer number it is directly related:
Shape and better mechanical strength containing the more solid electrolyte of polymer with determination, however script liquid
The electric conductivity of electrolyte can be lost most, conversely, solid electrolyte does not have determining shape, cannot form stable lamella
Shape material is applied in supercapacitor.The selection of mechanical strength and electric conductivity is always design novel solid electrolyte
Material facing challenges.
In order to solve above mentioned challenge, scientific research personnel will often select that performance is more preferable, liquid electric costly
It solves liquid raw material or introduces the polymerization process of more complicated human intervention operation control polymer.Although these solid electrolytics
Many excellent physical characteristics are had been assigned in the R&D process of matter, however the conductivity problem of solid electrolyte does not obtain yet
Substantive solution, preparation process is also very complicated, generally requires high equipment investment and preparation is time-consuming very long.
Therefore, there are problems for the prior art, research and develop the present invention is based on this.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of novel solid electrolyte that light-cured performance is controllable.
To achieve the above object, technical scheme is as follows:
A kind of novel solid electrolyte that light-cured performance is controllable, comprising: using the quality of ionic liquid EMITFSI as base
Standard, i.e. note EMITFSI are 100wt%, 4~8wt% photo-curing monomer PEGDA, 1~3wt% light-cured catalyst HOMPP, 5
~10wt% silicon coats Fe3O4Nano particle, 1wt%~3wt% polymer beads PEO.
Preferably, which includes: 8wt%PEGDA, 3wt%HOMPP, 10wt% silicon cladding Fe3O4It receives
Rice grain.
Preferably, which includes: 1wt% or 3wt% polymer beads PEO.
The present invention also provides above-mentioned novel solid electrolyte preparing methods, comprising the following steps:
(1), each components in certain proportion is sufficiently mixed with centrifugal stirrer；
(2), mixing liquid is injected into mould (can design lamellar spacing according to actual needs)；
(3), the mould for filling mixed liquor is placed between positive negative pole (magnetic field strength is adjusted according to demand), applied simultaneously
Add 6000mW cm-2The ultraviolet light of light intensity；
(4), solidification process continues 20-40min, and sample of material can be peeled off from mould after preparation is completed.
It is acted on based on photocuring technology and externally-applied magnetic field, the ferromagnetism microstructure for permanently causing magnetic field consolidates
To in a kind of Novel electrolytic material based on common highly conductive ionic liquid, which has solid forms, more
The solid electrolyte of report has higher electric conductivity conservation rate, and has excellent mechanical property and the energy to magnetic responsiveness
Power.
The invention acts not only as high-performance solid electrolyte applied in supercapacitor, it is this at the same time can
With arbitrarily bend and have the solid electrolyte material of certain mechanical strength can be considered as it is a kind of novel with conductive capability
Magnetic rheology elastic body, the application in terms of flexibly direct writing device and senser element are also very wide.
Using technical solution of the present invention, have the advantages that
(1), preparation process is simple, without complicated operating process；
(2), effective conductive compositions are up to 80% or more, and conductivity is high；
(3), as preparation magnetic field increases, the micro-nano structure gradual perfection inside solid electrolyte is generated, so that material
Conductivity increases, this characteristic can be used as the effective measures of active control electrolyte conductive capability.
Detailed description of the invention
Fig. 1 (a) characterizes the schematic diagram of internal structure of solid electrolyte material of the invention, (b) characterizes microscope reality
The microstructure of border observation, wherein A, B, C flag in Fig. 1 (b) are expressed as the sample that PEO is 0%, be PEO are 1%
Sample, be 3% for PEO sample；(c) be material sample photo；
Fig. 2 is the principle of the present invention figure；
Fig. 3 is solid electrolyte of the present invention typical stress strain diagram under different magnetic field effect.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
Novel solid electrolyte that the present invention mentions prepares the drug being related to, formula and the preparation method is as follows:
I. drug:
Photo-curing monomer:
PEGDA
(Polyethylene (glycol) Diacrylate Mn=700Sigma-Aldrich, US)；
Light-cured catalyst:
HOMPP
(2-Hydroxy-2-methylpropiophenone Sigma-Aldrich, US)；
Conductive effective ingredient (ionic liquid):
EMITFSI
(1-Ethyl-3-methylimidazolium bisimide(trifluoromethylsulfonyl)HPLC
Sigma-Aldrich, US)；
Polymer beads (adjustment Material Physics state use):
PEO
(Polyethylene Oxide Mv=4000000, poWder Sigma-Aldrich, US)；
Silicon coats Fe3O4Nano particle:
The electric conductivity of particle is effectively completely cut off, externally-applied magnetic field can be responded by having ferromagnetism.
II. it is formulated:
On the basis of the quality of EMITFSI, i.e., note EMITFSI be 100wt%, 8wt%PEGDA, 3wt%HOMPP,
10wt% silicon coats Fe3O4Nano particle, 1wt% or 3wt%PEO (adjustment Material Physics state use).
III. preparation method
1. each components in certain proportion is sufficiently mixed with centrifugal stirrer；
2. mixing liquid is injected mould (can design lamellar spacing according to actual needs)；
3. the mould for filling mixed liquor is placed between positive negative pole (magnetic field strength is adjusted according to demand), apply simultaneously
6000mW cm-2The ultraviolet light of light intensity；
4. solidification process continues 40min, sample of material can be peeled off from mould after preparation is completed.
Fig. 1 (a) characterizes the schematic diagram of internal structure of solid electrolyte material of the invention, (b) characterizes microscope reality
Border observation microstructure, (c) be material sample photo.Table 1 is the conductive rate matrix of typical case of sample of the present invention, wherein A
The sample for being 0% for PEO, B are the sample that PEO is 1%, and C is the sample that PEO is 3%, and subscript indicates magnetic when sample preparation
Field intensity, Ionogel are the sample for not adding magnetic nanoparticle.Fig. 1 and table 1 indicate, as preparation magnetic field increases, generate
Micro-nano structure gradual perfection inside solid electrolyte, so that materials conductive rate increases, this characteristic can be used as active control
The effective measures of electrolyte conductive capability.
Table 1
The principle of the present invention:
As shown in Fig. 2, present invention introduces photocuring ingredients and the Fe for taking silicon cladding processing3O4Nano particle passes through same
When apply the method for ultraviolet light and uniform magnetic field and be bonded in highly conductive ionic liquid.The former is by the solid-liquid phase constituent of material
Effective crosslinking has been carried out, and the latter forms the micro-nano structure of rule distribution under the premise of not influencing electronic conduction path.This
The sheet solid electrolyte that sample is prepared into not only has determining solid appearance, good mechanical performance, and has high
Effective conductive compositions of ratio, leading to the ionic liquid of practical electric conductivity and script, there is no significant gaps.
Due to the introducing of ferromagnetic nanoparticle, the solid electrolyte that the present invention is previously mentioned can respond externally-applied magnetic field,
And different stress characteristics are symbolized in special deformation range.Fig. 3 is that solid electrolyte is typically answered under different magnetic field effect
Stress-deformation diagram (naming rule and table 1 are consistent in figure), can be by the performance applications in flexibly direct writing device.
The preparation method that the present invention uses has very extensive universality, and photocuring technology can be used in material system extensively
In standby；Simultaneously, it may be considered that different usage scenarios selects the other materials for being different from EMITFSI ionic liquid as conductive
Effective component.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/transport indirectly
It is included in used in other related technical areas in scope of patent protection of the invention.
Claims (3)
1. a kind of novel solid electrolyte that light-cured performance is controllable characterized by comprising with ionic liquid EMITFSI's
On the basis of quality, i.e., note EMITFSI is 100wt%, 4~8wt% photo-curing monomer PEGDA, 1~3wt% light-cured catalyst
HOMPP, 5~10wt% silicon coat Fe3O4Nano particle, 1wt%~3wt% polymer beads PEO.
2. novel solid electrolyte according to claim 1, which is characterized in that the novel solid electrolyte includes: 8wt%
PEGDA, 3wt%HOMPP, 10wt% silicon coat Fe3O4Nano particle.
3. novel solid electrolyte according to claim 1 or 2, which is characterized in that the novel solid electrolyte includes:
1wt% or 3wt% polymer beads PEO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810721307.9A CN109148166A (en) | 2018-06-29 | 2018-06-29 | A kind of novel solid electrolyte that light-cured performance is controllable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810721307.9A CN109148166A (en) | 2018-06-29 | 2018-06-29 | A kind of novel solid electrolyte that light-cured performance is controllable |
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| CN109148166A true CN109148166A (en) | 2019-01-04 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244292A (en) * | 2011-06-09 | 2011-11-16 | 华南师范大学 | Lithium ion battery ionic liquid based gel polymer electrolyte as well as preparation and applications thereof |
| CN104538670A (en) * | 2014-11-24 | 2015-04-22 | 深圳华中科技大学研究院 | All-solid polymer electrolyte, and preparation method and application of all-solid polymer electrolyte |
| CN107978794A (en) * | 2017-12-01 | 2018-05-01 | 广东天劲新能源科技股份有限公司 | The lithium battery electric core of ternary lithium battery electrolytes and high temperature resistant high power capacity high safety |
-
2018
- 2018-06-29 CN CN201810721307.9A patent/CN109148166A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244292A (en) * | 2011-06-09 | 2011-11-16 | 华南师范大学 | Lithium ion battery ionic liquid based gel polymer electrolyte as well as preparation and applications thereof |
| CN104538670A (en) * | 2014-11-24 | 2015-04-22 | 深圳华中科技大学研究院 | All-solid polymer electrolyte, and preparation method and application of all-solid polymer electrolyte |
| CN107978794A (en) * | 2017-12-01 | 2018-05-01 | 广东天劲新能源科技股份有限公司 | The lithium battery electric core of ternary lithium battery electrolytes and high temperature resistant high power capacity high safety |
Non-Patent Citations (1)
| Title |
|---|
| GANGROU PENG: "《Magnetorheological technology for fabricating tunable solid electrolyte with enhanced conductivity and mechanical property》", 《SMART MATERIALS AND STRUCTURES》, 28 December 2017 (2017-12-28), pages 4 - 9 * |
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