CN110292381A - A kind of high conductivity electrode suitable for electromyogram evoked potentuial measuring system - Google Patents
A kind of high conductivity electrode suitable for electromyogram evoked potentuial measuring system Download PDFInfo
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Abstract
The invention discloses a kind of high conductivity electrodes of electromyogram evoked potentuial measuring system, which is characterized in that including electrode body, interconnecting lead and insulating layer；The insulating layer cladding or part are coated on the outside of the electrode body；The interconnecting lead is electrically connected with electrode body；The electrode body is combined by alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) trimethylammonium bromide；The alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) trimethylammonium bromide mass ratio be 1:(0.1-0.3): (0.02-0.04): 0.02；The mass ratio of Mo, Cu, Hf, Nd are (1-3): (80-90): (0.1-0.2): (0.05-0.1) in the alloy Mo-Cu-Hf-Nd.The high conductivity electrode conductivity of electromyogram evoked potentuial measuring system disclosed by the invention is higher, surface touch more preferably, in addition, surface insulation layer also has electromagnetic shielding action.
Description
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of high conductances suitable for electromyogram evoked potentuial measuring system
Rate electrode.
Background technique
In recent years, with the increasingly serious environmental problems, the gradually quickening of rhythm of life, from life, operating pressure
It is continuously increased, the patient populations of the nervous system disease, which are presented, rises year by year trend, these the nervous system diseases are to patient and its family
Category brings great pain.In order to carry out scientific diagnosis and symptomatic treatment to this kind of disease, need to obtain accurately electromyogram.
Electrical activity and electrical stimulation when electromyogram is static applied electronics instrument record muscle or contraction check nerve, muscle
Excited and conduction function method, can determine peripheral nerve, neuron, neuromuscular junction and muscle itself by this inspection
Functional status.
Electromyogram evoked potentuial measuring system is a kind of instrument for detecting accurate electromyogram, it is frequently utilized for determining peripheral neuromuscular
The functional status and suspicious lesions of system and central nervous system, detect subclinical lesion, are accurately positioned to disease damage, to refreshing around
Through disease, myelopathy, demyelinating disease, cervical spondylosis, diabetes, all kinds of neurotrosises, rehabilitation evaluation, feeling and motor function
The examination of evaluation etc. determines.
Electrode is one of the critical component of electromyogram evoked potentuial measuring system, and the electrode material haveing excellent performance is that electrode preferably obtains
The number of winning the confidence, so that optimal inspection is as a result, improve the powerful guarantee of diagnosis correctness.Ideal electromyogram evoked potentuial measuring system electrode material
Expect the electric conductivity for needing to have excellent, it in this way could be by the input signal processing as completely as possible of the faint electromyography signal of non-stationary
End, in addition to this, contacts since it belongs to direct surface with skin, also has higher requirement to the surface touch of electrode.
Therefore, develop that a kind of conductivity is higher, and surface touch is more preferable, it is closer with skin contact, it is not easy to the flesh to fall off
Electrograph evoked potentuial measuring system electrode accords with the demands of the market, and has for the Clinics and Practices of central nervous system disease very important
Meaning.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of high conductivity electrode of electromyogram evoked potentuial measuring system, the electricity
Electrode conductance rate is high, and small, infection is lost less in faint surface electromyogram signal in transmission process, and surface touch is good, with skin contact
It is closer, it is not easy to fall off.
To achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of high conductivity electrode of electromyogram evoked potentuial measuring system, which is characterized in that including electrode body, interconnecting lead and
Insulating layer；The insulating layer cladding or part are coated on the outside of the electrode body；The interconnecting lead and electrode body electricity
Connection；The electrode body is by alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
Base ammonium bromide is combined；The alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
The mass ratio of base ammonium bromide is 1:(0.1-0.3): (0.02-0.04): 0.02；Mo, Cu in the alloy Mo-Cu-Hf-Nd, Hf,
The mass ratio of Nd is (1-3): (80-90): (0.1-0.2): (0.05-0.1).
Further, the preparation method of the electrode body, includes the following steps:
Step S1, the preparation of alloy Mo-Cu-Hf-Nd: Mo, Cu, Hf, Nd are mixed according to mass ratio, it is true to be placed on intermediate frequency
Empty induction melting furnace carries out melting, obtains Mo-Cu-Hf-Nd, wherein in fusion process, heat treatment temperature is 1100 DEG C~1200
DEG C, sintering time is 3~5 hours；
Step S2, powder processed: the Mo-Cu-Hf-Nd being prepared by step S1 is successively passed through into hydrogen and breaks that method is broken, air-flow
Milling turns to the alloyed powder that average grain diameter is 3~8 μm；
Step S3, compression moulding: will be by alloyed powder, carboxyl carbon nanotube, ferrocene acetylene, (two made from step S2
Luxuriant armor base) trimethylammonium bromide after mixing, ball milling obtains electrode body with 15MPa~18MPa compression moulding.
Further, the insulating layer is the substance of following component by being process: ultra-high molecular weight polyethylene 50-60
Part, 5-10 parts of vinyl methyl bis- (diacetylmonoxime) silane, 20-30 parts of methyl vinyl silicone rubber, polyethylene glycol mono allyl ether
3-5 parts, 0.3-0.5 parts of vinyl functionalization graphene, 1-3 parts of initiator, 5-8 parts of inorganic filler.
Preferably, the initiator is at least one of azodiisobutyronitrile, azobisisoheptonitrile；The inorganic filler
For at least one of nano silica, nano aluminium oxide.
Preferably, the preparation method of the insulating layer material therefor, include the following steps: by ultra-high molecular weight polyethylene,
Vinyl methyl bis- (diacetylmonoxime) silane, polyethylene glycol mono allyl ether, vinyl ferrocene, draw methyl vinyl silicone rubber
Hair agent, inorganic filler add twin-screw extrude extrusion molding after mixing, obtain insulating layer material therefor.
Preferably, the extrusion molding specifically comprises the processes of: heating temperature is 220-230 DEG C, and head extrusion temperature is 230-
240 DEG C, extruder driving screw revolving speed 90-120r/min, feed revolving speed 80-90r/min.
Further, a kind of electromyogram evoked potentuial measuring system, using the high conductivity electrode of above-mentioned electromyogram evoked potentuial measuring system
As electrode.
The beneficial effects of adopting the technical scheme are that
(1) the high conductivity electrode of electromyogram evoked potentuial measuring system provided by the invention, it is more or less to overcome traditional electrode
Existing electric conductivity is bad, the bad defect with skin surface sense of touch, the surface electromyogram signal for having electrode conductivity high, faint
Small, interference is lost in transmission process less, surface touch is good, closer with skin contact, it is not easy to the advantages of falling off.
(2) the high conductivity electrode of electromyogram evoked potentuial measuring system provided by the invention, electrode body are by being by alloy Mo-
Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) trimethylammonium bromide are combined, and select close first
Gold mixes Mo, Hf, Nd, can effectively improve the electric conductivity and mechanical performance of electrode, carboxyl carbon nanotube, ferrocene acetylene, (two
Luxuriant armor base) trimethylammonium bromide synergistic effect is conducive to improve its electric conductivity, carboxyl carbon nanotube and (ferrocenylmethyl)
Synergistic effect can preferably be played by ion exchange between trimethylammonium bromide；Made by the synergistic of these component materials
With, so that faint surface electromyogram signal is lost less in transmission process, interferes less, and the flexibility of electrode body can be enhanced,
Realization is preferably contacted with body surface, gives comfort.
(3) the high conductivity electrode of electromyogram evoked potentuial measuring system provided by the invention, insulating layer are poly- using super high molecular weight
5-10 parts of 50-60 parts of ethylene, vinyl methyl bis- (diacetylmonoxime) silane, 20-30 parts of methyl vinyl silicone rubber, polyethyleneglycol
3-5 parts of allyl ether, 0.3-0.5 parts of vinyl functionalization graphene, 1-3 parts of initiator, 5-8 parts of inorganic filler pass through processing
At under the action of initiator graft polymerization reaction occurs for substance vinyl-bearing, can improve adding for ultra-high molecular weight polyethylene
Work mobility, mechanical mechanics property, improve sense of touch, and bis- (diacetylmonoxime) silane of vinyl methyl can improve stability and weather-proof
Property, methyl vinyl silicone rubber can improve elasticity, and polyethylene glycol mono allyl ether can improve biocompatibility, and inorganic filler can rise
To humidification, the introducing of vinyl functionalization graphene can assign insulating layer electromagnetic shielding action, reduce signal interference.
Specific embodiment
In order to make those skilled in the art more fully understand technical solution of the present invention, and make features described above of the invention,
Purpose and advantage are more clear understandable, and the present invention will be further explained with reference to the examples below.Embodiment is only used for
It is bright the present invention rather than limit the scope of the invention.
Vinyl functionalization graphene described in embodiment be it is previously prepared, preparation method refer to Chinese invention patent
CN108314031A embodiment 1.
Embodiment 1
A kind of high conductivity electrode of electromyogram evoked potentuial measuring system, which is characterized in that including electrode body, interconnecting lead and
Insulating layer；The insulating layer cladding or part are coated on the outside of the electrode body；The interconnecting lead and electrode body electricity
Connection；The electrode body is by alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
Base ammonium bromide is combined；The alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
The mass ratio of base ammonium bromide is 1:0.1:0.02:0.02；The mass ratio of Mo, Cu, Hf, Nd are in the alloy Mo-Cu-Hf-Nd
1:80:0.1:0.05。
The preparation method of the electrode body, includes the following steps:
Step S1, the preparation of alloy Mo-Cu-Hf-Nd: Mo, Cu, Hf, Nd are mixed according to mass ratio, it is true to be placed on intermediate frequency
Empty induction melting furnace carries out melting, obtains Mo-Cu-Hf-Nd, wherein in fusion process, heat treatment temperature is 1100 DEG C, sintering
Time is 3 hours；
Step S2, powder processed: the Mo-Cu-Hf-Nd being prepared by step S1 is successively passed through into hydrogen and breaks that method is broken, air-flow
Milling turns to the alloyed powder that average grain diameter is 3 μm；
Step S3, compression moulding: will be by alloyed powder, carboxyl carbon nanotube, ferrocene acetylene, (two made from step S2
Luxuriant armor base) trimethylammonium bromide after mixing, ball milling obtains electrode body with 15MPa compression moulding.
The insulating layer is the substance of following component by being process: 50 parts of ultra-high molecular weight polyethylene, vinyl first
Bis- 5 parts of (diacetylmonoxime) silane of base, 20 parts of methyl vinyl silicone rubber, 3 parts of polyethylene glycol mono allyl ether, vinyl function fossil
0.3 part of black alkene, 1 part of azodiisobutyronitrile, 5 parts of nano silica.
The preparation method of the insulating layer material therefor includes the following steps: ultra-high molecular weight polyethylene, vinyl first
Bis- (diacetylmonoxime) silane of base, methyl vinyl silicone rubber, polyethylene glycol mono allyl ether, vinyl ferrocene, two isobutyl of azo
Nitrile, nano silica add twin-screw extrude extrusion molding after mixing, obtain insulating layer material therefor；It is described to squeeze
It forming out specifically comprises the processes of: heating temperature is 220 DEG C, and head extrusion temperature is 230 DEG C, extruder driving screw revolving speed 90r/min,
Feed revolving speed 80r/min.
A kind of electromyogram evoked potentuial measuring system, using the high conductivity electrode of above-mentioned electromyogram evoked potentuial measuring system as electrode.
Embodiment 2
A kind of high conductivity electrode of electromyogram evoked potentuial measuring system, which is characterized in that including electrode body, interconnecting lead and
Insulating layer；The insulating layer cladding or part are coated on the outside of the electrode body；The interconnecting lead and electrode body electricity
Connection；The electrode body is by alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
Base ammonium bromide is combined；The alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
The mass ratio of base ammonium bromide is 1:0.15:0.025:0.02；The mass ratio of Mo, Cu, Hf, Nd in the alloy Mo-Cu-Hf-Nd
For 1.5:83:0.13:0.07.
The preparation method of the electrode body, includes the following steps:
Step S1, the preparation of alloy Mo-Cu-Hf-Nd: Mo, Cu, Hf, Nd are mixed according to mass ratio, it is true to be placed on intermediate frequency
Empty induction melting furnace carries out melting, obtains Mo-Cu-Hf-Nd, wherein in fusion process, heat treatment temperature is 1130 DEG C, sintering
Time is 3.5 hours；
Step S2, powder processed: the Mo-Cu-Hf-Nd being prepared by step S1 is successively passed through into hydrogen and breaks that method is broken, air-flow
Milling turns to the alloyed powder that average grain diameter is 4 μm；
Step S3, compression moulding: will be by alloyed powder, carboxyl carbon nanotube, ferrocene acetylene, (two made from step S2
Luxuriant armor base) trimethylammonium bromide after mixing, ball milling obtains electrode body with 16MPa compression moulding.
The insulating layer is the substance of following component by being process: 53 parts of ultra-high molecular weight polyethylene, vinyl first
Bis- 6 parts of (diacetylmonoxime) silane of base, 23 parts of methyl vinyl silicone rubber, 3.5 parts of polyethylene glycol mono allyl ether, vinyl functionalization
0.35 part of graphene, 1.5 parts of azobisisoheptonitrile, 6 parts of nano aluminium oxide.
The preparation method of the insulating layer material therefor includes the following steps: ultra-high molecular weight polyethylene, vinyl first
It is bis- (diacetylmonoxime) silane of base, methyl vinyl silicone rubber, polyethylene glycol mono allyl ether, vinyl ferrocene, initiator, inorganic
Filler adds twin-screw extrude extrusion molding after mixing, obtains insulating layer material therefor.
The extrusion molding specifically comprises the processes of: heating temperature is 223 DEG C, and head extrusion temperature is 233 DEG C, squeezes out owner's spiral shell
Bar revolving speed 100r/min, feed revolving speed 83r/min.
A kind of electromyogram evoked potentuial measuring system, using the high conductivity electrode of above-mentioned electromyogram evoked potentuial measuring system as electrode.
Embodiment 3
A kind of high conductivity electrode of electromyogram evoked potentuial measuring system, which is characterized in that including electrode body, interconnecting lead and
Insulating layer；The insulating layer cladding or part are coated on the outside of the electrode body；The interconnecting lead and electrode body electricity
Connection；The electrode body is by alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
Base ammonium bromide is combined；The alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
The mass ratio of base ammonium bromide is 1:0.2:0.03:0.02；The mass ratio of Mo, Cu, Hf, Nd are in the alloy Mo-Cu-Hf-Nd
2:85:0.15:0.07。
The preparation method of the electrode body, includes the following steps:
Step S1, the preparation of alloy Mo-Cu-Hf-Nd: Mo, Cu, Hf, Nd are mixed according to mass ratio, it is true to be placed on intermediate frequency
Empty induction melting furnace carries out melting, obtains Mo-Cu-Hf-Nd, wherein in fusion process, heat treatment temperature is 1150 DEG C, sintering
Time is 4 hours；
Step S2, powder processed: the Mo-Cu-Hf-Nd being prepared by step S1 is successively passed through into hydrogen and breaks that method is broken, air-flow
Milling turns to the alloyed powder that average grain diameter is 6 μm；
Step S3, compression moulding: will be by alloyed powder, carboxyl carbon nanotube, ferrocene acetylene, (two made from step S2
Luxuriant armor base) trimethylammonium bromide after mixing, ball milling obtains electrode body with 16.5MPa compression moulding.
The insulating layer is the substance of following component by being process: 55 parts of ultra-high molecular weight polyethylene, vinyl first
Bis- 8 parts of (diacetylmonoxime) silane of base, 25 parts of methyl vinyl silicone rubber, 4 parts of polyethylene glycol mono allyl ether, vinyl function fossil
0.4 part of black alkene, 2 parts of azodiisobutyronitrile, 6.5 parts of nano silica.
The preparation method of the insulating layer material therefor includes the following steps: ultra-high molecular weight polyethylene, vinyl first
Bis- (diacetylmonoxime) silane of base, methyl vinyl silicone rubber, polyethylene glycol mono allyl ether, vinyl ferrocene, two isobutyl of azo
Nitrile, nano silica add twin-screw extrude extrusion molding after mixing, obtain insulating layer material therefor；It is described to squeeze
It forms out specifically comprises the processes of: heating temperature is 225 DEG C, and head extrusion temperature is 235 DEG C, extruder driving screw revolving speed 105r/
Min, feed revolving speed 85r/min.
A kind of electromyogram evoked potentuial measuring system, using the high conductivity electrode of above-mentioned electromyogram evoked potentuial measuring system as electrode.
Embodiment 4
A kind of high conductivity electrode of electromyogram evoked potentuial measuring system, which is characterized in that including electrode body, interconnecting lead and
Insulating layer；The insulating layer cladding or part are coated on the outside of the electrode body；The interconnecting lead and electrode body electricity
Connection；The electrode body is by alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
Base ammonium bromide is combined；The alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
The mass ratio of base ammonium bromide is 1:0.25:0.035:0.02；The mass ratio of Mo, Cu, Hf, Nd in the alloy Mo-Cu-Hf-Nd
For 2.5:88:0.19:0.09.
The preparation method of the electrode body, includes the following steps:
Step S1, the preparation of alloy Mo-Cu-Hf-Nd: Mo, Cu, Hf, Nd are mixed according to mass ratio, it is true to be placed on intermediate frequency
Empty induction melting furnace carries out melting, obtains Mo-Cu-Hf-Nd, wherein in fusion process, heat treatment temperature is 1180 DEG C, sintering
Time is 4.5 hours；
Step S2, powder processed: the Mo-Cu-Hf-Nd being prepared by step S1 is successively passed through into hydrogen and breaks that method is broken, air-flow
Milling turns to the alloyed powder that average grain diameter is 7 μm；
Step S3, compression moulding: will be by alloyed powder, carboxyl carbon nanotube, ferrocene acetylene, (two made from step S2
Luxuriant armor base) trimethylammonium bromide after mixing, ball milling obtains electrode body with 17MPa compression moulding.
The insulating layer is the substance of following component by being process: 59 parts of ultra-high molecular weight polyethylene, vinyl first
Bis- 9 parts of (diacetylmonoxime) silane of base, 29 parts of methyl vinyl silicone rubber, 4.5 parts of polyethylene glycol mono allyl ether, vinyl functionalization
0.45 part of graphene, 2.5 parts of initiator, 7 parts of inorganic filler；The initiator is azodiisobutyronitrile, azobisisoheptonitrile is pressed
Mass ratio 2:3 is mixed；The inorganic filler is nano silica, nano aluminium oxide 3:5 in mass ratio is mixed.
The preparation method of the insulating layer material therefor includes the following steps: ultra-high molecular weight polyethylene, vinyl first
It is bis- (diacetylmonoxime) silane of base, methyl vinyl silicone rubber, polyethylene glycol mono allyl ether, vinyl ferrocene, initiator, inorganic
Filler adds twin-screw extrude extrusion molding after mixing, obtains insulating layer material therefor；The extrusion molding is specific
Technique are as follows: heating temperature is 228 DEG C, and head extrusion temperature is 238 DEG C, extruder driving screw revolving speed 115r/min, and feed revolving speed
88r/min。
A kind of electromyogram evoked potentuial measuring system, using the high conductivity electrode of above-mentioned electromyogram evoked potentuial measuring system as electrode.
Embodiment 5
A kind of high conductivity electrode of electromyogram evoked potentuial measuring system, which is characterized in that including electrode body, interconnecting lead and
Insulating layer；The insulating layer cladding or part are coated on the outside of the electrode body；The interconnecting lead and electrode body electricity
Connection；The electrode body is by alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
Base ammonium bromide is combined；The alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) front three
The mass ratio of base ammonium bromide is 1:0.3:0.04:0.02；The mass ratio of Mo, Cu, Hf, Nd are in the alloy Mo-Cu-Hf-Nd
3:90:0.2:0.1。
The preparation method of the electrode body, includes the following steps:
Step S1, the preparation of alloy Mo-Cu-Hf-Nd: Mo, Cu, Hf, Nd are mixed according to mass ratio, it is true to be placed on intermediate frequency
Empty induction melting furnace carries out melting, obtains Mo-Cu-Hf-Nd, wherein in fusion process, heat treatment temperature is 1200 DEG C, sintering
Time is 5 hours；
Step S2, powder processed: the Mo-Cu-Hf-Nd being prepared by step S1 is successively passed through into hydrogen and breaks that method is broken, air-flow
Milling turns to the alloyed powder that average grain diameter is 8 μm；
Step S3, compression moulding: will be by alloyed powder, carboxyl carbon nanotube, ferrocene acetylene, (two made from step S2
Luxuriant armor base) trimethylammonium bromide after mixing, ball milling obtains electrode body with 18MPa compression moulding.
The insulating layer is the substance of following component by being process: 60 parts of ultra-high molecular weight polyethylene, vinyl first
Bis- 10 parts of (diacetylmonoxime) silane of base, 30 parts of methyl vinyl silicone rubber, 5 parts of polyethylene glycol mono allyl ether, vinyl functionalization
0.5 part of graphene, 3 parts of azodiisobutyronitrile, 8 parts of nano aluminium oxide.
The preparation method of the insulating layer material therefor includes the following steps: ultra-high molecular weight polyethylene, vinyl first
Bis- (diacetylmonoxime) silane of base, methyl vinyl silicone rubber, polyethylene glycol mono allyl ether, vinyl ferrocene, two isobutyl of azo
Nitrile, nano aluminium oxide add twin-screw extrude extrusion molding after mixing, obtain insulating layer material therefor.
The extrusion molding specifically comprises the processes of: heating temperature is 230 DEG C, and head extrusion temperature is 240 DEG C, squeezes out owner's spiral shell
Bar revolving speed 120r/min, feed revolving speed 90r/min.
A kind of electromyogram evoked potentuial measuring system, using the high conductivity electrode of above-mentioned electromyogram evoked potentuial measuring system as electrode.
Comparative example 1
This example provides a kind of high conductivity electrode of electromyogram evoked potentuial measuring system, and formula is substantially the same manner as Example 1, no
It is by alloy Mo-Cu-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) trimethyl that same, which is the electrode body,
Ammonium bromide is combined.
Comparative example 2
This example provides a kind of high conductivity electrode of electromyogram evoked potentuial measuring system, and formula is substantially the same manner as Example 1, no
It is by alloy Mo-Cu-Hf, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) trimethyl that same, which is the electrode body,
Ammonium bromide is combined.
Comparative example 3
This example provides a kind of high conductivity electrode of electromyogram evoked potentuial measuring system, and formula is substantially the same manner as Example 1, no
It is compound by alloy Mo-Cu-Hf-Nd, ferrocene acetylene, (ferrocenylmethyl) trimethylammonium bromide that same, which is the electrode body,
It forms.
Comparative example 4
This example provides a kind of high conductivity electrode of electromyogram evoked potentuial measuring system, and formula is substantially the same manner as Example 1, no
It is by alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) three that same, which is the electrode body,
Methyl bromide ammonium is combined.
Comparative example 5
This example provides a kind of high conductivity electrode of electromyogram evoked potentuial measuring system, and formula is substantially the same manner as Example 1, no
Same, which is the electrode body, is combined by alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene.
Comparative example 6
This example provides a kind of high conductivity electrode of electromyogram evoked potentuial measuring system, and formula is substantially the same manner as Example 1, no
Be substance that the insulating layer is following component by being process: 50 parts of ultra-high molecular weight polyethylene, methyl ethylene
20 parts of silicon rubber, 3 parts of polyethylene glycol mono allyl ether, 0.3 part of vinyl functionalization graphene, azodiisobutyronitrile 1 part, nanometer
5 parts of silica.
Comparative example 7
This example provides a kind of high conductivity electrode of electromyogram evoked potentuial measuring system, and formula is substantially the same manner as Example 1, no
Be substance that the insulating layer is following component by being process: 50 parts of ultra-high molecular weight polyethylene, methyl ethylene
20 parts of silicon rubber, 3 parts of polyethylene glycol mono allyl ether, 1 part of azodiisobutyronitrile, 5 parts of nano silica.
The advantageous effects of embodiment in order to further illustrate the present invention, respectively with regard to 1-5 of the embodiment of the present invention and comparison
The electrode body and insulating layer of the high conductivity electrode of each electromyogram evoked potentuial measuring system of example 1-7 are tested for the property, test knot
Fruit is shown in Table 1.
Table 1
As it can be seen from table 1 the high conductivity electrode ontology of electromyogram evoked potentuial measuring system disclosed by the embodiments of the present invention is led
Electric rate is higher, and outer insulation effectiveness is more preferable, and insulating properties is more preferably.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of high conductivity electrode of electromyogram evoked potentuial measuring system, which is characterized in that including electrode body, interconnecting lead and absolutely
Edge layer；The insulating layer cladding or part are coated on the outside of the electrode body；The interconnecting lead is electrically connected with electrode body
It connects；The electrode body is by alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) trimethyl
Ammonium bromide is combined；The alloy Mo-Cu-Hf-Nd, carboxyl carbon nanotube, ferrocene acetylene, (ferrocenylmethyl) trimethyl
The mass ratio of ammonium bromide is 1:(0.1-0.3): (0.02-0.04): 0.02；Mo, Cu, Hf, Nd in the alloy Mo-Cu-Hf-Nd
Mass ratio be (1-3): (80-90): (0.1-0.2): (0.05-0.1).
2. a kind of high conductivity electrode of electromyogram evoked potentuial measuring system according to claim 1, which is characterized in that the electricity
The preparation method of pole ontology, includes the following steps:
Step S1, the preparation of alloy Mo-Cu-Hf-Nd: Mo, Cu, Hf, Nd are mixed according to mass ratio, are placed on intermediate frequency vacuum sense
It answers smelting furnace to carry out melting, obtains Mo-Cu-Hf-Nd, wherein in fusion process, heat treatment temperature is 1100 DEG C~1200 DEG C,
Sintering time is 3~5 hours；
Step S2, powder processed: the Mo-Cu-Hf-Nd being prepared by step S1 is successively passed through into hydrogen and breaks that method is broken, air-flow milling
Turn to the alloyed powder that average grain diameter is 3~8 μm；
Step S3, compression moulding: will be by alloyed powder, carboxyl carbon nanotube, ferrocene acetylene, (ferrocene made from step S2
Methyl) trimethylammonium bromide after mixing, ball milling obtains electrode body with 15MPa~18MPa compression moulding.
3. a kind of high conductivity electrode of electromyogram evoked potentuial measuring system according to claim 1, which is characterized in that described exhausted
Edge layer is the substance of following component by being process: 50-60 parts of ultra-high molecular weight polyethylene, vinyl methyl are bis- (diacetylmonoxime)
5-10 parts of silane, 20-30 parts of methyl vinyl silicone rubber, 3-5 parts of polyethylene glycol mono allyl ether, vinyl functionalization graphene
0.3-0.5 parts, 1-3 parts of initiator, 5-8 parts of inorganic filler.
4. a kind of high conductivity electrode of electromyogram evoked potentuial measuring system according to claim 3, which is characterized in that described to draw
Hair agent is at least one of azodiisobutyronitrile, azobisisoheptonitrile.
5. a kind of high conductivity electrode of electromyogram evoked potentuial measuring system according to claim 3, which is characterized in that the nothing
Machine filler is at least one of nano silica, nano aluminium oxide.
6. a kind of high conductivity electrode of electromyogram evoked potentuial measuring system according to claim 3, which is characterized in that described exhausted
The preparation method of edge layer material therefor includes the following steps: bis- (diacetylmonoxime) silicon of ultra-high molecular weight polyethylene, vinyl methyl
Alkane, methyl vinyl silicone rubber, polyethylene glycol mono allyl ether, vinyl ferrocene, initiator, inorganic filler are after mixing
Extrusion molding is added twin-screw extrude, insulating layer material therefor is obtained.
7. a kind of high conductivity electrode of electromyogram evoked potentuial measuring system according to claim 6, which is characterized in that described to squeeze
It forms out specifically comprises the processes of: heating temperature is 220-230 DEG C, and head extrusion temperature is 230-240 DEG C, extruder driving screw revolving speed
90-120r/min, feed revolving speed 80-90r/min.
8. a kind of flesh using the high conductivity electrode of any one of the claim 1-7 electromyogram evoked potentuial measuring system as electrode
Electrograph evoked potentuial measuring system.
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| CN111265809A (en) * | 2020-03-29 | 2020-06-12 | 浙江红狮环保股份有限公司 | Preparation and application of high-chlorine fly ash washing agent |
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