CN110205052A - A kind of high temperature-resistant acid-resistant anticorrosion conducting resinl - Google Patents
A kind of high temperature-resistant acid-resistant anticorrosion conducting resinl Download PDFInfo
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- CN110205052A CN110205052A CN201910555085.2A CN201910555085A CN110205052A CN 110205052 A CN110205052 A CN 110205052A CN 201910555085 A CN201910555085 A CN 201910555085A CN 110205052 A CN110205052 A CN 110205052A
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- resistant
- high temperature
- acid
- epoxy resin
- conducting resinl
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
- C09J9/02—Electrically-conducting adhesives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
Abstract
The invention discloses a kind of high temperature-resistant acid-resistant anticorrosion conducting resinls, it is made of conductive filler, titanate esters hydration solution, diluted epoxy resin, crosslinking agent and catalyst, and according to mass ratio, conductive filler: titanate esters hydration solution: diluted epoxy resin: crosslinking agent: catalyst=105-106:402-452.5:275-300:62-65:0.8-0.9.The high temperature-resistant acid-resistant anticorrosion conducting resinl, high temperature resistance, acid resistance and Corrosion Protection with higher, it can not only solve the problems, such as the encapsulation technology in flow battery in positive and negative anodes between composite material conductive plate and metal collector, also the conductive component that can be applied to other electronic apparatus is bonded, compared with existing conducting resinl, it has excellent performance, and has preferable industrial prospect.
Description
Technical field
The invention belongs to engineering material technical fields, more particularly to a kind of high temperature-resistant acid-resistant anticorrosion conducting resinl.
Background technique
During the pile component assembling of flow battery (all-vanadium flow battery, lead flow battery etc.), pile end is (i.e.
Positive/negative plate) generally contacted using metal collector (such as copper sheet) and composite material conductive plate, and pressed the two by pressure
Tightly.
In order to reduce the contact resistance between copper sheet and composite material conductive plate, conduction usually can be being coated among them
Glue improves battery efficiency to reduce contact resistance.This requires conducting resinls must have very high conductivity, to reduce Europe
The loss of nurse Joule heat maintains high battery efficiency；In addition, battery changes in charge and discharge process or environment temperature, copper
Thermal expansion coefficient between piece and conducing composite material plate can all differences, will lead to the boundary between copper sheet and conducing composite material plate
Face occurs that cracking phenomena occurs inside unsticking or conducting resinl, and this requires conducting resinls to have very high adhesion strength and toughness,
It even should also meet the requirement of high temperature resistant condition；In addition, battery is after long-term use, conducing composite material plate is it is possible that sepage
Phenomenon, conducting resinl have excellent acid-resistant corrosion, especially electrochemical corrosion resistant.
Commercial conducting resinl mostly uses silver powder or copper powder etc. as conductive filler at present, but it prevents without acidproof
Corrosive nature；Graphite powder also can be used as conductive filler, but its high temperature resistance and resistance to humid-ageing exposure can will be deteriorated.
Summary of the invention
The object of the present invention is to provide a kind of high temperature-resistant acid-resistant anticorrosion conducting resinls, to improve the resistance to height of conducting resinl
Warm nature energy, acid resistance and Corrosion Protection.
The technical scheme adopted by the invention is that a kind of high temperature-resistant acid-resistant anticorrosion conducting resinl, by conductive filler, titanate esters
Hydration solution, diluted epoxy resin, crosslinking agent and catalyst composition, and according to mass ratio, conductive filler: titanate esters hydration
Solution: diluted epoxy resin: crosslinking agent: catalyst=105-106:402-452.5:275-300:62-65:0.8-0.9.
The features of the present invention also characterized in that
The conductive filler is the mixture of crystalline flake graphite and conductive black, and according to mass ratio, crystalline flake graphite: conductive
Carbon black=100:5-6.
The partial size of the crystalline flake graphite is -200 mesh of 100 mesh, and the partial size of the conductive black is 30nm-40nm.
The titanate esters hydration solution is made of titanate esters and deionized water, and according to mass ratio, titanate esters: deionization
Water=2-2.5:400-450.
The titanate esters are isopropyl triisostearoyltitanate, isopropyl tri(dioctylpyrophosphato)titanate or two
One of (dioctyl pyrophosphoryl oxygroup) hydrocarbon acetic acid titanate esters or a variety of compositions.
The diluted epoxy resin is made of diluent and epoxy resin, and wherein diluent is isopropanol, epoxy resin
For bisphenol A type epoxy resin.
According to mass percent, diluent: epoxy resin=200-220:75-80.
The crosslinking agent is hexanedioic acid.
The catalyst is benzyl dimethylamine.
The beneficial effects of the present invention are: high temperature-resistant acid-resistant anticorrosion conducting resinl of the invention, heat-resisting quantity with higher
Can, acid resistance and Corrosion Protection, can not only solve in flow battery composite material conductive plate and metal afflux in positive and negative anodes
Encapsulation technology problem between body, the conductive component that also can be applied to other electronic apparatus are bonded, with existing conducting resinl
It compares, has excellent performance, there is preferable industrial prospect.
Specific embodiment
Technical solution of the present invention is described in further detail With reference to embodiment.
A kind of high temperature-resistant acid-resistant anticorrosion conducting resinl of the invention, by conductive filler, titanate esters hydration solution, diluted ring
Oxygen resin, crosslinking agent and catalyst composition；Wherein: conductive filler is the mixture of crystalline flake graphite and conductive black；Titanate esters water
It closes solution to be made of titanate esters and deionized water, titanate esters are isopropyl triisostearoyltitanate, three (dioctyl pyrophosphoryl oxygen
Base) one of isopropyl titanate or two (dioctyl pyrophosphoryl oxygroup) hydrocarbon acetic acid titanate esters or a variety of compositions；Diluted epoxy
For resin by diluent and epoxy resin, diluent is isopropanol, and epoxy resin is bisphenol A type epoxy resin；Crosslinking agent is two
Acid, catalyst are benzyl dimethylamine, and according to mass ratio, crystalline flake graphite: conductive black: titanate esters: deionized water: dilution
Agent: epoxy resin: crosslinking agent: catalyst=100:5-6:2-2.5:400-450:200-220:75-80:62-65:0.8-0.9.
The Action Specification of each component:
Crystalline graphite powder: it is laminar structured in micron, in 100-200 mesh particle size range, phosphorus content 99.97%, ontology
Conductivity is greater than 1 × 103S/cm.Main conductive material as conducting resinl；
Conductive black: using acetylene carbon black, is black powder end shape, has spherical nanoparticle structure (average grain diameter 30-
40nm), phosphorus content reaches 99.5%, the electric conductivity 1 × 10 of conductive black3S/cm or so.As additional conductive filler, Neng Gouzeng
Add the conductive channel between crystalline graphite powder, improves the conductivity of conducting resinl；
Epoxy resin: bisphenol A type epoxy resin is a kind of thermosetting resin, has good adhesive strength and chemical resistance
Can, preferred molecular weight 300-700, commercial grades have E-42, E-44, E-51, and softening point is less than 30 DEG C；
Titanate esters hydration solution: titanate esters are water-soluble mono alkyl pyrophosphoric acid ester type, can improve conductive filler and epoxy
Cohesive force between resin, and can be improved the dispersion degree of conductive filler in the base, facilitate the conductivity for improving conducting resinl
And its uniformity；It is diluted at a certain temperature by deionized water, titanate coupling agent sufficiently uniformly disperses wherein, by height
Fast cutter provides fluid shearing strength between layers dispersing nanoparticles, realizes that conductive filler surface is modified；
Diluent: isopropanol, the main viscosity for reducing epoxy resin improve dispersion degree of the conductive filler in resin；
Crosslinking agent: hexanedioic acid is a kind of Dicarboxylic Acids, and organo-functional group carboxylic acid can be with the epoxy in epoxy resin
Esterification occurs for group, generates the macromolecular with reticular structure；
Catalyst: benzyl dimethylamine is a kind of trimethylamine, can cross-linking catalyst ethanedioic acid provide anion activity in
The heart promotes epoxy resin and crosslinking agent anionic polymerisation to occur.
Conducting resinl obtained is tested for the property, conductivity, conductive plate are measured using four probe method after conductive adhesive curing
Conductivity is greater than 10S/cm；Acid solution corrodes copper sheet in order to prevent, is smeared and is protected using the conducting resinl, by sample copper sheet when experiment
It is removed with conducing composite material plate lap-joint surrounding conductive glue, copper sheet and conducing composite material is measured using lap shear test method
Interface binding intensity (i.e. interfacial shear force) carries out degradation, -60 in 30MPa or so in 65% sulfuric acid solution between plate
DEG C, room temperature, 80 DEG C three kinds it is different at a temperature of impregnate December, measure interface binding intensity between copper sheet and conducing composite material plate
(i.e. interfacial shear force) is greater than 10MPa；Electrochemical corrosion is measured in 65% sulfuric acid solution using electrochemistry linear polarization method
10 μ A/cm of rate <2。
Embodiment 1
A kind of high temperature-resistant acid-resistant anticorrosion conducting resinl of the invention, by conductive filler, titanate esters hydration solution, diluted ring
Oxygen resin, crosslinking agent and catalyst composition；Wherein: conductive filler is the mixture of crystalline flake graphite and conductive black；Titanate esters water
It closes solution to be made of titanate esters and deionized water, titanate esters are isopropyl triisostearoyltitanate；Diluted epoxy resin by
Diluent and epoxy resin, diluent are isopropanol, and epoxy resin is bisphenol A type epoxy resin；Crosslinking agent is hexanedioic acid, catalysis
Agent is benzyl dimethylamine, and according to mass ratio, crystalline flake graphite: conductive black: titanate esters: deionized water: diluent: asphalt mixtures modified by epoxy resin
Rouge: crosslinking agent: catalyst=100:5:2:400:200:75:62:0.8.
Embodiment 2
A kind of high temperature-resistant acid-resistant anticorrosion conducting resinl of the invention, by conductive filler, titanate esters hydration solution, diluted ring
Oxygen resin, crosslinking agent and catalyst composition；Wherein: conductive filler is the mixture of crystalline flake graphite and conductive black；Titanate esters water
It closes solution to be made of titanate esters and deionized water, titanate esters are isopropyl triisostearoyltitanate；Diluted epoxy resin by
Diluent and epoxy resin, diluent are isopropanol, and epoxy resin is bisphenol A type epoxy resin；Crosslinking agent is hexanedioic acid, catalysis
Agent is benzyl dimethylamine, and according to mass ratio, crystalline flake graphite: conductive black: titanate esters: deionized water: diluent: asphalt mixtures modified by epoxy resin
Rouge: crosslinking agent: catalyst=100:5.3:2.1:410:205:76:63:0.82.
Embodiment 3
A kind of high temperature-resistant acid-resistant anticorrosion conducting resinl of the invention, by conductive filler, titanate esters hydration solution, diluted ring
Oxygen resin, crosslinking agent and catalyst composition；Wherein: conductive filler is the mixture of crystalline flake graphite and conductive black；Titanate esters water
It closes solution to be made of titanate esters and deionized water, titanate esters are isopropyl triisostearoyltitanate；Diluted epoxy resin by
Diluent and epoxy resin, diluent are isopropanol, and epoxy resin is bisphenol A type epoxy resin；Crosslinking agent is hexanedioic acid, catalysis
Agent is benzyl dimethylamine, and according to mass ratio, crystalline flake graphite: conductive black: titanate esters: deionized water: diluent: asphalt mixtures modified by epoxy resin
Rouge: crosslinking agent: catalyst=100:5.5:2.25:425:210:77:64:0.85.
Embodiment 4
A kind of high temperature-resistant acid-resistant anticorrosion conducting resinl of the invention, by conductive filler, titanate esters hydration solution, diluted ring
Oxygen resin, crosslinking agent and catalyst composition；Wherein: conductive filler is the mixture of crystalline flake graphite and conductive black；Titanate esters water
It closes solution to be made of titanate esters and deionized water, titanate esters are isopropyl triisostearoyltitanate；Diluted epoxy resin by
Diluent and epoxy resin, diluent are isopropanol, and epoxy resin is bisphenol A type epoxy resin；Crosslinking agent is hexanedioic acid, catalysis
Agent is benzyl dimethylamine, and according to mass ratio, crystalline flake graphite: conductive black: titanate esters: deionized water: diluent: asphalt mixtures modified by epoxy resin
Rouge: crosslinking agent: catalyst=100:5.8:2.4:440:215:79:64:0.88.
Embodiment 5
A kind of high temperature-resistant acid-resistant anticorrosion conducting resinl of the invention, by conductive filler, titanate esters hydration solution, diluted ring
Oxygen resin, crosslinking agent and catalyst composition；Wherein: conductive filler is the mixture of crystalline flake graphite and conductive black；Titanate esters water
It closes solution to be made of titanate esters and deionized water, titanate esters are isopropyl triisostearoyltitanate；Diluted epoxy resin by
Diluent and epoxy resin, diluent are isopropanol, and epoxy resin is bisphenol A type epoxy resin；Crosslinking agent is hexanedioic acid, catalysis
Agent is benzyl dimethylamine, and according to mass ratio, crystalline flake graphite: conductive black: titanate esters: deionized water: diluent: asphalt mixtures modified by epoxy resin
Rouge: crosslinking agent: catalyst=100:6:2.5:450:220:80:65:0.9.
Claims (9)
1. a kind of high temperature-resistant acid-resistant anticorrosion conducting resinl, it is characterised in that: by conductive filler, titanate esters hydration solution, diluted
Epoxy resin, crosslinking agent and catalyst composition, and according to mass ratio, conductive filler: titanate esters hydration solution: diluted epoxy
Resin: crosslinking agent: catalyst=105-106:402-452.5:275-300:62-65:0.8-0.9.
2. high temperature-resistant acid-resistant anticorrosion conducting resinl according to claim 1, it is characterised in that: the conductive filler is scale
The mixture of graphite and conductive black, and according to mass ratio, crystalline flake graphite: conductive black=100:5-6.
3. high temperature-resistant acid-resistant anticorrosion conducting resinl according to claim 2, it is characterised in that: the partial size of the crystalline flake graphite
For -200 mesh of 100 mesh, the partial size of the conductive black is 30nm-40nm.
4. high temperature-resistant acid-resistant anticorrosion conducting resinl according to claim 1, it is characterised in that: the titanate esters hydration solution
It is made of titanate esters and deionized water, and according to mass ratio, titanate esters: deionized water=2-2.5:400-450.
5. high temperature-resistant acid-resistant anticorrosion conducting resinl according to claim 4, it is characterised in that: the titanate esters are three different hard
Fatty acyl group isopropyl titanate, isopropyl tri(dioctylpyrophosphato)titanate or two (dioctyl pyrophosphoryl oxygroup) hydrocarbon acetic acid titaniums
One of acid esters or a variety of compositions.
6. high temperature-resistant acid-resistant anticorrosion conducting resinl according to claim 1, it is characterised in that: the diluted epoxy resin
It is made of diluent and epoxy resin, wherein diluent is isopropanol, and epoxy resin is bisphenol A type epoxy resin.
7. high temperature-resistant acid-resistant anticorrosion conducting resinl according to claim 6, it is characterised in that: dilute according to mass percent
Release agent: epoxy resin=200-220:75-80.
8. high temperature-resistant acid-resistant anticorrosion conducting resinl according to claim 1, it is characterised in that: the crosslinking agent is two
Acid.
9. high temperature-resistant acid-resistant anticorrosion conducting resinl according to claim 1, it is characterised in that: the catalyst is benzyl two
Methylamine.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910555085.2A CN110205052A (en) | 2019-06-25 | 2019-06-25 | A kind of high temperature-resistant acid-resistant anticorrosion conducting resinl |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910555085.2A CN110205052A (en) | 2019-06-25 | 2019-06-25 | A kind of high temperature-resistant acid-resistant anticorrosion conducting resinl |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000192000A (en) * | 1998-12-28 | 2000-07-11 | Asahi Chem Ind Co Ltd | Electrically conductive adhesive |
| CN103396744A (en) * | 2013-08-08 | 2013-11-20 | 京东方科技集团股份有限公司 | Conductive silver adhesive and preparation method thereof |
| CN108384087A (en) * | 2018-01-31 | 2018-08-10 | 浩发环保科技（深圳）有限公司 | A kind of high density polyethylene (HDPE) based conductive composite material and preparation method thereof |
-
2019
- 2019-06-25 CN CN201910555085.2A patent/CN110205052A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000192000A (en) * | 1998-12-28 | 2000-07-11 | Asahi Chem Ind Co Ltd | Electrically conductive adhesive |
| CN103396744A (en) * | 2013-08-08 | 2013-11-20 | 京东方科技集团股份有限公司 | Conductive silver adhesive and preparation method thereof |
| CN108384087A (en) * | 2018-01-31 | 2018-08-10 | 浩发环保科技（深圳）有限公司 | A kind of high density polyethylene (HDPE) based conductive composite material and preparation method thereof |
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Application publication date: 20190906 |