CN102082276B - Manufacturing method of composite plastic conductive electrode and conductive electrode manufactured by same - Google Patents
Manufacturing method of composite plastic conductive electrode and conductive electrode manufactured by same Download PDFInfo
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- CN102082276B CN102082276B CN201010579793.9A CN201010579793A CN102082276B CN 102082276 B CN102082276 B CN 102082276B CN 201010579793 A CN201010579793 A CN 201010579793A CN 102082276 B CN102082276 B CN 102082276B
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Abstract
The invention relates to a manufacturing method of a composite plastic conductive electrode and a conductive electrode manufactured by the same. The manufacturing method of the composite plastic conductive electrode comprises the following steps of: A. fully mixing plastic cement particles with a conductive agent, and carrying out hot melting on a mixture under the condition of 180 to 300 DEG C; B. manufacturing a carbonaceous conductive plate with the thickness of 0.5-20mm; C. cooling the carbonaceous conductive plate to 125-150 DEG C, and pressing carbon felts with the thickness of 2-22mm to the inside the carbonaceous conductive plate such that the carbon felts and the carbonaceous conductive plate are integrated; and D. cooling to prepare the composite plastic conductive electrode. The composite plastic conductive electrode comprises at least one carbonaceous conductive plate and at least two second carbon felts, wherein the second carbon felts are pressed into and integrated with the carbonaceous conductive plate into a whole. The composite plastic conductive electrode manufactured by adopting the scheme has remarkably improved conductive performance, compact conductive electrode structure and difficulty of deformation and greatly prolongs the service life of the conductive electrode in a stable state.
Description
[technical field]
The present invention relates to battery conductive electrode and manufacture method thereof, be specifically related to composite plastic conductive electrode and manufacture method thereof, belong to vanadium cell and manufacture field.
[background technology]
The electrode material that vanadium cell uses is at present mainly the non-metal electrode such as plastic plate and graphite cake plate.
Find in practice the less stable that non-metal kind battery lead plate in use conducts electricity, easily there is phenomenon of rupture, in the time that non-metal kind electrode uses for a long time, along with the rising of electrode temperature, its resistance can suddenly strengthen in critical point, cause electrode deformation, affect the normal use of non-metal kind electrode.Be embodied in and show as bad mechanical property, poor electrical performance in described plastic electrode plate; The easy Peeling and deforming of graphite cake, only has 2 years useful life, and the life-span is shorter, and electrical property is unstable.
The combination electrode plate generally using in the oxidation, reduction liquid of vanadium cell, General Requirements should have good conductivity, there is lower specific insulation, also should there is good mechanical performance and stable temperature effect simultaneously, can, after long-term use, especially under higher temperature, work and still can keep comparatively stable structure as battery lead plate, battery lead plate deformation limit is larger, not yielding, still effectively isolated electrode plate both sides liquid of different nature flows.
Number of patent application is that 2008103034837 Chinese invention patent application Publication Specification discloses combination electrode that a kind of vanadium redox battery uses and preparation method thereof, it to the effect that adds multiple conductive filler to and in high molecular polymer, makes thermoplastic conductive plate, re-using thermoplastic conductive plate and graphite felt (carbon felt) hot pressing is composited, make the partially conductive carbon fiber in graphite felt embed conductive plate surface, form the conductive network of IPN, and then improved the electric conductivity of product entirety.The major defect of aforementioned combination electrode and preparation method thereof is: in fact specific insulation is difficult to the standard of reach≤0.1 Ω cm, the reason that produces this defect is: the content of the conductive fillers such as conductive carbon fibre is still less, in addition, the conductive plate mechanical structure that hot pressing is composited is also unstable, after the long-term use of battery, easily there is the phenomenon such as open chain, fracture in conductive carbon fibre, causes the temperature effect of combination electrode plate poor.
[summary of the invention]
The poor stability in use conducting electricity in order to solve the non-metal kind electrode that exists in prior art, easily occurs the defect of the metaboly such as open chain, fracture the invention provides a kind of composite plastic conductive electrode manufacture method.
, easily there is the defect of the metaboly such as open chain, fracture in the poor stability in use conducting electricity in order to solve the non-metal kind electrode that exists in prior art, the present invention also provides a kind of composite plastic conductive electrode.
The present invention solves technical scheme that prior art problem adopts for a kind of composite plastic conductive electrode manufacture method is provided, and described composite plastic conductive electrode manufacture method comprises step:
A: particles and conductive agent are fully mixed, and the weight ratio that wherein said conductive agent accounts in compound is 5%～40%, more described compound is carried out to hot melt under the condition of 180 ℃～300 ℃;
B: the carbon containing conductive plate that making thickness is 0.5mm～20mm;
C: in the time that described carbon containing conductive plate temperature is down to 125 ℃～150 ℃, the carbon felt that is 2mm～22mm by thickness presses to the inside of described carbon containing conductive plate, is integrated described carbon felt and described carbon containing conductive plate;
D: make described composite plastic conductive electrode after cooling.
According to the preferred technical solution of the present invention, an embodiment of above-mentioned composite plastic conductive electrode manufacture method is that concrete grammar comprises step take carbon felt as matrix:
A1: particles and conductive agent are fully mixed, and the weight ratio that wherein said conductive agent accounts in compound is 5%～40%, more described compound is carried out to hot melt under the condition of 180 ℃～300 ℃;
A2: the first carbon felt that making thickness is 0.5mm～20mm, as conductive plate matrix, in plastic mold, described the first carbon felt conductive plate matrix to 50 of heating ℃～250 ℃, form with vacuum injection or directly injection moulding is injected into the plastic cement compound after hot melt in described the first carbon felt conductive plate matrix, makes carbon felt conductive plate (carbon containing conductive plate);
A3: in the time that described carbon felt conductive plate temperature is down to 125 ℃～150 ℃, melt mutually with the first carbon felt the inside that the second carbon felt that is 2mm～22mm by thickness presses to described carbon felt conductive plate, and described the second carbon felt and described carbon felt conductive plate are integrated;
A4: make described composite plastic conductive electrode after cooling.
Optimum condition according to this programme: in described steps A 1, particles is one or more in PE particles, PP particles or PVC particles, its ratio of mixture of two or three of employing be any than;
Conductive agent is one or more in conductive carbon black, carbon nanotube, graphite powder or acetylene black, its ratio of mixture of two or three of employing be any than;
Described particles and described conductive agent are fully mixed by double-screw agitator or banbury.
Optimum condition according to this programme: described in described steps A 2, the thickness of the first carbon felt is 1mm～4mm.
Optimum condition according to this programme: described in described steps A 3, the thickness of the second carbon felt is 3mm～10mm, the inside that described the second carbon felt is pressed to described carbon felt conductive plate is 1mpa～4mpa with the pressure that described the first carbon felt melts mutually.
Optimum condition according to this programme: in described steps A 4, cooling mode is that air is cooling.
According to the preferred technical solution of the present invention, another embodiment of above-mentioned composite plastic conductive electrode manufacture method be conductive plastics take carbon containing as matrix, concrete grammar comprises step:
A21: particles and conductive agent are fully mixed, and the weight ratio that wherein said conductive agent accounts in compound is 5%～40%, more described compound is carried out to hot melt under the condition of 180 ℃～300 ℃;
A22: the carbon containing conductive plastic plate that making thickness is 0.5mm～20mm, as conductive plate matrix;
A23: in the time that described carbon containing conductive plastics plate temperature is down to 125 ℃～150 ℃, the the second carbon felt that is 2mm～22mm by thickness is pressed onto in described carbon containing conductive plastic plate, and penetrate described carbon containing conductive plastic plate, described the second carbon felt is merged mutually, and be integrated with described carbon containing conductive plastic plate;
A24: make described composite plastic conductive electrode after cooling.
Optimum condition according to this programme: in described steps A 21, particles is one or more in PE particles, PP particles or PVC particles, its ratio of mixture of two or three of employing be any than;
Conductive agent is one or more in conductive carbon black, carbon nanotube, graphite powder or acetylene black, its ratio of mixture of two or three of employing be any than;
Described particles and described conductive agent are fully mixed by double-screw agitator or banbury.
Optimum condition according to this programme: the preferred 3mm～10mm of thickness of the second carbon felt described in described steps A 23, described the second carbon felt is pressed to the inside of described carbon containing conductive plate and penetrates described carbon containing conductive plate, and the pressure that described the second carbon felt is merged is mutually 1mpa～10mpa.
Optimum condition according to this programme: in described steps A 24, cooling mode is that air is cooling.
Technical solution of the present invention also provides a kind of composite plastic conductive electrode, described composite plastic conductive electrode comprises at least one carbon containing conductive plate and at least two the second carbon felts, wherein, described the second carbon felt is pressed in described carbon containing conductive plate and is integrated with described carbon containing conductive plate.
Wherein, composite plastic conductive electrode described in composite plastic conductive electrode take carbon felt as matrix comprises at least one carbon felt conductive plate and at least two the second carbon felts, wherein, described the second carbon felt be pressed in described carbon felt conductive plate with described carbon containing conductive plate in the first carbon felt merge mutually and be integrated with described carbon felt conductive plate.
Wherein, comprise at least one carbon containing conductive plate and at least two the second carbon felts take the conductive plastics of carbon containing as composite plastic conductive electrode described in the composite plastic conductive electrode of matrix, wherein, described the second carbon felt is pressed in described carbon containing conductive plate, and penetrate described carbon containing conductive plate, described the second carbon felt is merged mutually, and be integrated with described carbon containing conductive plate.
The compound conductive plastic plate being prepared into by such scheme, electric conductivity significantly improves, conductive electrode structure densification, thermoplasticity and temperature effect are better; And manufacture craft is simple to operate, low cost of manufacture, adopt conductive electrode that two kinds of manufacture methods of the present invention make the in the situation that of long-time use, electric conductivity is still very stable, the generation of rarer carbochain phenomenon of rupture, in the conductive plate of conductive electrode, carbon felt air vent content is few, not yielding, has greatly strengthened the useful life of conductive electrode under stable state.
[accompanying drawing explanation]
Fig. 1. the composite plastic conductive electrode manufacture method flow chart take carbon felt as matrix;
Fig. 2. the composite plastic conductive electrode structure schematic diagram take carbon felt as matrix;
Fig. 3. the composite plastic conductive electrode manufacture method flow chart take the conductive plastics of carbon containing as matrix;
Fig. 4. the composite plastic conductive electrode structure schematic diagram take the conductive plastics of carbon containing as matrix.
[embodiment]
Comprise step in the manufacture method of composite plastic conductive electrode described in technical scheme of the present invention: A: particles and conductive agent are fully mixed, the weight ratio that wherein said conductive agent accounts in compound is 5%～40%, more described compound is carried out to hot melt under the condition of 180 ℃～300 ℃; B: the carbon containing conductive plate that making thickness is 0.5mm～20mm; C: in the time that described carbon containing conductive plate temperature is down to 125 ℃～150 ℃, the carbon felt that is 2mm～22mm by thickness presses to the inside of described carbon containing conductive plate, described carbon felt and described carbon containing conductive plate is integrated and D: after cooling, make described composite plastic conductive electrode.
Wherein, carbon containing conductive plate is divided into again carbon containing conductive plate take carbon felt as matrix and take the conductive plastics of carbon containing as matrix carbon containing conductive plate.
Below in conjunction with accompanying drawing, technical solution of the present invention is elaborated.
Refer to the composite plastic conductive electrode manufacture method flow chart of Fig. 1 take carbon felt as matrix.
As shown in Figure 1, the composite plastic conductive electrode manufacture method take carbon felt as matrix comprises step:
A1: particles and conductive agent are fully mixed, and the weight ratio that wherein said conductive agent accounts in compound is 5%～40%, more described compound is carried out to hot melt under the condition of 180 ℃～300 ℃;
A2: the carbon felt that making thickness is 0.5mm～20mm, as conductive plate matrix, in plastic mold, the described carbon felt conductive plate matrix to 50 of heating ℃～250 ℃, form with vacuum injection is injected into the plastic cement compound after hot melt in carbon felt conductive plate matrix, makes carbon felt conductive plate;
A3: in the time that described carbon felt conductive plate temperature is down to 125 ℃～150 ℃, the carbon felt that is 2mm～22mm by thickness presses on the upper surface and lower surface of described carbon felt conductive plate, is integrated described carbon felt and described carbon felt conductive plate;
A4: make described composite plastic conductive electrode after cooling.
The step of said method can be also:
A1 ': the carbon felt that making thickness is 0.5mm～20mm, as conductive plate matrix;
A2 ': particles and conductive agent are fully mixed, and the weight ratio that wherein said conductive agent accounts in compound is 5%～40%, more described compound is carried out to hot melt under the condition of 180 ℃～300 ℃;
A3 ': in plastic mold, the described carbon felt conductive plate matrix to 50 of heating ℃～250 ℃, is injected into the plastic cement compound after hot melt in carbon felt conductive plate matrix with the form of vacuum injection, makes carbon felt conductive plate;
A4 ': in the time that described carbon felt conductive plate temperature is down to 125 ℃～150 ℃, the carbon felt that is 2mm～22mm by thickness presses on the upper surface and lower surface of described carbon felt conductive plate, is integrated described carbon felt and described carbon felt conductive plate;
A5 ': make described composite plastic conductive electrode after cooling.
In steps A 1 described in such scheme, particles can be one or more in PE particles, PP particles or PVC particles, its ratio of mixture of two or three of employing be any than; Conductive agent is one or more in conductive carbon black, carbon nanotube, graphite powder or acetylene black, its ratio of mixture of two or three of employing be any than; Described particles and described conductive agent are fully mixed by double-screw agitator or banbury.
Described in described steps A 2, the thickness of the first carbon felt 101 is preferably 1mm～4mm.Described in described steps A 3, the thickness of the second carbon felt 102 is preferably 3mm～10mm, and the inside that described the second carbon felt 102 is pressed to described carbon felt conductive plate 103 is 1mpa～4mpa with the pressure that described the first carbon felt 101 melts mutually.
In described steps A 4, cooling mode is that air is cooling.
Refer to the composite plastic conductive electrode structure schematic diagram of Fig. 2 take carbon felt as matrix.As shown in Figure 2, described composite plastic conductive electrode comprises that at least one conductive plate take carbon felt as matrix is carbon felt conductive plate 103 and at least two the second carbon felts 102, wherein, described the second carbon felt 102 be pressed in described carbon felt conductive plate 103 with described carbon containing conductive plate in the first carbon felt 101 merge mutually and be integrated with described carbon felt conductive plate 103.
Embodiment mono-:
A1: particles (described particles is selected PE particles) and conductive agent (described conductive agent is selected conductive carbon black) are fully mixed, the weight ratio that wherein said conductive agent accounts in compound is 5%, more described compound is carried out to hot melt under the condition of 180 ℃;
A2: the first carbon felt 101 that making thickness is 3mm, as conductive plate matrix, in plastic mold, the carbon felt conductive plate matrix to 50 ℃ that heating is described, form with vacuum injection is injected into the plastic cement compound after hot melt in carbon felt conductive plate matrix, makes carbon felt conductive plate 103;
A3: in the time that described carbon felt conductive plate 103 temperature are down to 125 ℃, melt mutually with the first carbon felt 101 inside that the second carbon felt 102 that is 5mm by thickness presses to carbon felt conductive plate 103, makes described the second carbon felt 102 be integrated with described carbon felt conductive plate 103;
A4: make described composite plastic conductive electrode after cooling.
Composite plastic conductive electrode parameter is: 10cm × 10cm × 3cm (length × wide × thickness)
The composite plastic conductive electrode performance parameter making through said method is:
Embodiment bis-:
A1: particles (described particles is selected PP particles) and conductive agent (described conductive agent is selected graphite powder) are fully mixed, the weight ratio that wherein said conductive agent accounts in compound is 10%, more described compound is carried out to hot melt under the condition of 200 ℃;
A2: the first carbon felt 101 that making thickness is 2mm, as conductive plate matrix, in plastic mold, the carbon felt conductive plate matrix to 70 ℃ that heating is described, form with vacuum injection is injected into the plastic cement compound after hot melt in carbon felt conductive plate matrix, makes carbon felt conductive plate 103;
A3: in the time that described carbon felt conductive plate 103 temperature are down to 130 ℃, melt mutually with the first carbon felt 101 inside that the second carbon 102 that is 5.5mm by thickness presses to carbon felt conductive plate 103, makes described the second carbon felt 102 be integrated with described carbon felt conductive plate 103;
A4: make described composite plastic conductive electrode after cooling.
Composite plastic conductive electrode parameter is: 10cm × 10cm × 2cm (length × wide × thickness)
The composite plastic conductive electrode performance parameter making through said method is:
Embodiment tri-:
A1: particles (described particles is selected PVC particles) and conductive agent (described conductive agent is selected acetylene black) are fully mixed, the weight ratio that wherein said conductive agent accounts in compound is 10%, more described compound is carried out to hot melt under the condition of 200 ℃;
A2: the first carbon felt 101 that making thickness is 3mm, as conductive plate matrix, in plastic mold, the carbon felt conductive plate matrix to 70 ℃ that heating is described, form with vacuum injection is injected into the plastic cement compound after hot melt in carbon felt conductive plate matrix, makes carbon felt conductive plate 103;
A3: in the time that described carbon felt conductive plate 103 temperature are down to 130 ℃, melt mutually with the first carbon felt 101 inside that the second carbon felt 102 that is 5.5mm by thickness presses to carbon felt conductive plate 103, makes described the second carbon felt 102 be integrated with described carbon felt conductive plate 103;
A4: make described composite plastic conductive electrode after cooling.
Composite plastic conductive electrode parameter is: 10cm × 10cm × 3cm (length × wide × thickness)
The composite plastic conductive electrode performance parameter making through said method is:
Embodiment tetra-:
A1: (described particles is selected PE particles, PP particles by particles, mixed proportion is 1: 1) and conductive agent (described conductive agent is selected carbon nano-tube) fully mix, the weight ratio that wherein said conductive agent accounts in compound is 10%, more described compound is carried out to hot melt under the condition of 300 ℃;
A2: the first carbon felt 101 that making thickness is 2mm, as conductive plate matrix, in plastic mold, the carbon felt conductive plate matrix to 200 ℃ that heating is described, form with vacuum injection is injected into the plastic cement compound after hot melt in carbon felt conductive plate matrix, makes carbon felt conductive plate 103;
A3: in the time that described carbon felt conductive plate 103 temperature are down to 150 ℃, melt mutually with the first carbon felt 101 inside that the second carbon felt 102 that is 5.5mm by thickness presses to carbon felt conductive plate 103, makes described the second carbon felt 102 be integrated with described carbon felt conductive plate 103;
A4: make described composite plastic conductive electrode after cooling.
Composite plastic conductive electrode parameter is: 10cm × 10cm × 2cm (length × wide × thickness)
The composite plastic conductive electrode performance parameter making through said method is:
Embodiment five:
A1: (described particles is selected the mixing of PE particles, PP particles and PVC particles by particles, mixed proportion is 1: 1: 1) and conductive agent (described conductive agent is selected the mixing of conductive carbon black, graphite powder and acetylene black, mixed proportion is 1: 1: 1) fully mix, the weight ratio that wherein said conductive agent accounts in compound is 20%, more described compound is carried out to hot melt under the condition of 300 ℃;
A2: the first carbon felt 101 that making thickness is 3mm, as conductive plate matrix, in plastic mold, the carbon felt conductive plate matrix to 200 ℃ that heating is described, form with vacuum injection is injected into the plastic cement compound after hot melt in carbon felt conductive plate matrix, makes carbon felt conductive plate 103;
A3: in the time that described carbon felt conductive plate 103 temperature are down to 150 ℃, melt mutually with the first carbon felt 101 inside that the second carbon felt 102 that is 5.5mm by thickness presses to carbon felt conductive plate 103, makes described the second carbon felt 101 be integrated with described carbon felt conductive plate 103;
A4: make described composite plastic conductive electrode after cooling.
Composite plastic conductive electrode parameter is: 10cm × 10cm × 3cm (length × wide × thickness)
The composite plastic conductive electrode performance parameter making through said method is:
Fig. 3. the composite plastic conductive electrode manufacture method flow chart take the conductive plastics of carbon containing as matrix.As shown in Figure 3, comprise step take the conductive plastics of carbon containing as the composite plastic conductive electrode manufacture method of matrix:
A21: particles and conductive agent are fully mixed, and the weight ratio that wherein said conductive agent accounts in compound is 5%～40%, more described compound is carried out to hot melt under the condition of 180 ℃～300 ℃;
A22: the carbon containing conductive plastic plate 104 that making thickness is 0.5mm～20mm, as conductive plate matrix;
A23: in the time that described carbon containing conductive plastic plate 104 temperature are down to 125 ℃～150 ℃, the the second carbon felt 102 that is 5mm～22mm by thickness is pressed onto in described carbon containing conductive plastic plate 104, and penetrate described carbon containing conductive plastic plate 104, described the second carbon felt 102 is merged mutually, and be integrated with described carbon containing conductive plastic plate 104;
A24: make described composite plastic conductive electrode after cooling.
In steps A 21 described in the optimum condition of this programme, particles is one or more in PE particles, PP particles or PVC particles, its ratio of mixture of two or three of employing be any than; Conductive agent is one or more in conductive carbon black, carbon nanotube, graphite powder or acetylene black, its ratio of mixture of two or three of employing be any than; Described particles and described conductive agent are fully mixed by double-screw agitator or banbury.
Preferred 3mm～the 10mm of thickness of the second carbon felt 102 described in described steps A 23, described the second carbon felt 102 is pressed to the inside of described carbon containing conductive plastic plate 104 and penetrates described carbon containing conductive plastic plate 104, and the pressure that described the second carbon felt 102 is merged is mutually 1mpa～10mpa.
In described steps A 24, cooling mode is that air is cooling.
Refer to Fig. 4. the composite plastic conductive electrode structure schematic diagram take the conductive plastics of carbon containing as matrix.As shown in Figure 4, comprise at least one carbon containing conductive plastic plate 104 and at least two the second carbon felts 102 take the conductive plastics of carbon containing as composite plastic conductive electrode described in the composite plastic conductive electrode of matrix, wherein, described the second carbon felt 102 is pressed in described carbon containing conductive plastic plate 104, and penetrate described carbon containing conductive plastic plate 104, described the second carbon felt 102 is merged mutually, and be integrated with described carbon containing conductive plastic plate 104.
Below in conjunction with embodiment, technical solution of the present invention is elaborated:
Embodiment six:
A21: (described conductive agent is selected the mixing of conductive carbon black, carbon nano-tube by particles (described particles is selected PE particles) and conductive agent, mixed proportion is 4: 1) fully mix, the weight ratio that wherein said conductive agent accounts in compound is 5%, more described compound is carried out to hot melt under the condition of 300 ℃;
A22: the carbon containing conductive plastic plate 104 that making thickness is 2.5mm, as conductive plate matrix;
A23: in the time that described carbon containing conductive plastic plate 104 plate temperatures are down to 125 ℃, the the second carbon felt 102 that is 6mm by thickness is pressed onto the upper of described carbon containing conductive plastic plate 104 and penetrates carbon containing conductive plastic plate 104, described the second carbon felt 102 is merged mutually, and be integrated with carbon containing conductive plastic plate 104;
A24: make described composite plastic conductive electrode after cooling.
Composite plastic conductive electrode parameter is: 10cm × 10cm × 2.5cm (length × wide × thickness)
The composite plastic conductive electrode performance parameter making through said method is:
Embodiment seven:
A21: (described conductive agent is selected mixing of acetylene black and carbon nano-tube by particles (described particles is selected PVC particles) and conductive agent, mixed proportion is 4: 1) fully mix, the weight ratio that wherein said conductive agent accounts in compound is 10%, more described compound is carried out to hot melt under the condition of 300 ℃;
A22: the carbon containing conductive plastic plate 104 that making thickness is 3mm, as conductive plate matrix;
A23: in the time that described carbon containing conductive plastic plate 104 plate temperatures are down to 150 ℃, the the second carbon felt 102 that is 7mm by thickness is pressed onto the upper of described carbon containing conductive plastic plate 104 and penetrates carbon containing conductive plastic plate 104, described the second carbon felt 102 is merged mutually, and be integrated with carbon containing conductive plastic plate 104;
A24: make described composite plastic conductive electrode after cooling.
Composite plastic conductive electrode parameter is: 10cm × 10cm × 3cm (length × wide × thickness)
The composite plastic conductive electrode performance parameter making through said method is:
Embodiment eight:
A21: particles (described particles is selected PP particles) and conductive agent (described conductive agent is selected graphite powder) are fully mixed, the weight ratio that wherein said conductive agent accounts in compound is 15%, more described compound is carried out to hot melt under the condition of 250 ℃;
A22: the carbon containing conductive plastic plate 104 that making thickness is 3.5mm, as conductive plate matrix;
A23: in the time that described carbon containing conductive plastic plate 104 plate temperatures are down to 180 ℃, the the second carbon felt 102 that is 6mm by thickness is pressed onto the upper of described carbon containing conductive plastic plate 104 and penetrates carbon containing conductive plastic plate 104, described the second carbon felt 102 is merged mutually, and be integrated with carbon containing conductive plastic plate 104;
A24: make described composite plastic conductive electrode after cooling.
Composite plastic conductive electrode parameter is: 10cm × 10cm × 3.5cm (length × wide × thickness)
The composite plastic conductive electrode performance parameter making through said method is:
Embodiment nine:
A21: (described particles is selected the mixing of PE particles, PP particles and PVC particles by particles, mixed proportion is 1: 1: 1) and conductive agent (described conductive agent is selected the mixing of graphite powder, carbon nano-tube, mixed proportion is 2: 1), the weight ratio that wherein said conductive agent accounts in compound is 20%, more described compound is carried out to hot melt under the condition of 300 ℃;
A22: the carbon containing conductive plastic plate 104 that making thickness is 2.4mm, as conductive plate matrix;
A23: in the time that described carbon containing conductive plastic plate 104 plate temperatures are down to 200 ℃, the the second carbon felt 102 that is 7mm by thickness is pressed onto the upper of described carbon containing conductive plastic plate 104 and penetrates carbon containing conductive plastic plate 104, described the second carbon felt 102 is merged mutually, and be integrated with carbon containing conductive plastic plate 104;
A24: make described composite plastic conductive electrode after cooling.
Composite plastic conductive electrode parameter is: 10cm × 10cm × 2.4cm (length × wide × thickness)
The composite plastic conductive electrode performance parameter making through said method is:
Embodiment ten:
A21: (described particles is selected the mixing of PE particles, PP particles and PVC particles by particles, mixed proportion is 1: 1: 1) and conductive agent (described conductive agent is selected the mixing of conductive carbon black, graphite powder, carbon nano-tube, mixed proportion is 1: 1: 1), the weight ratio that wherein said conductive agent accounts in compound is 20%, more described compound is carried out to hot melt under the condition of 300 ℃;
A22: the carbon containing conductive plastic plate 104 that making thickness is 2.4mm, as conductive plate matrix;
A23: in the time that described carbon containing conductive plastic plate 104 plate temperatures are down to 200 ℃, the the second carbon felt 102 that is 8mm by thickness is pressed onto the upper of described carbon containing conductive plastic plate 104 and penetrates carbon containing conductive plastic plate 104, described the second carbon felt 102 is merged mutually, and be integrated with carbon containing conductive plastic plate 104;
A24: make described composite plastic conductive electrode after cooling.
Composite plastic conductive electrode parameter is: 10cm × 10cm × 2.4cm (length × wide × thickness)
The composite plastic conductive electrode performance parameter making through said method is:
At present, the conductive plate parameter of maturation on market
1, Shenyang board parameter is: 10cm × 10cm × 1.6cm (length × wide × thickness), phosphorus content 40%.
2, climbing steel plate parameter is: 10cm × 10cm × 1.6cm (length × wide × thickness), phosphorus content 20%.
3, Central South University's board parameter is: 10cm × 10cm × 4.6cm (length × wide × thickness), phosphorus content 40%.
Can find through above-mentioned contrast:
The composite plastic conductive electrode that composite plastic conductive electrode manufacture method of the present invention is made, electric conductivity significantly improves, conductive electrode structure densification, thermoplasticity and temperature effect are better; And manufacture craft is simple to operate, low cost of manufacture, has very high practicality.
The compound conductive plastic plate that adopts above-mentioned two kinds of methods to be prepared into, electric conductivity significantly improves, conductive electrode structure densification, thermoplasticity and temperature effect are better; And manufacture craft is simple to operate, low cost of manufacture, adopt conductive electrode that two kinds of manufacture methods of the present invention make the in the situation that of long-time use, electric conductivity is still very stable, the generation of rarer carbochain phenomenon of rupture, in the conductive plate of conductive electrode, carbon felt air vent content is few, not yielding, has greatly strengthened the useful life of conductive electrode under stable state.
Above content is in conjunction with concrete optimal technical scheme further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (11)
1. a composite plastic conductive electrode manufacture method, is characterized in that: described composite plastic conductive electrode manufacture method comprises step:
A1: particles and conductive agent are fully mixed, and this is 5%～40% for the weight that wherein said conductive agent accounts in compound, more described compound is carried out to hot melt under the condition of 180 ℃～300 ℃;
A2: the first carbon felt that making thickness is 0.5mm～20mm, in plastic mold, described the first carbon felt matrix to 50 of heating ℃～250 ℃, is injected into the described compound after hot melt in described the first carbon felt matrix with the form of vacuum injection or directly injection moulding, makes carbon felt conductive plate;
A3: in the time that described carbon felt conductive plate temperature is down to 125 ℃～150 ℃, the second carbon felt that is 2mm～22mm by thickness presses to carbon felt conductive plate inside and melts mutually with the first carbon felt, and described the second carbon felt and carbon containing conductive plate are integrated;
A4: make described composite plastic conductive electrode after cooling.
2. composite plastic conductive electrode manufacture method is characterized in that according to claim 1: in described steps A 1
Hope that micelle is one or more in PE particles, PP particles or PVC particles, its ratio of mixture of two or three of employing be any than;
Conductive agent is one or more in conductive carbon black, carbon nanotube, graphite powder or acetylene black, its ratio of mixture of two or three of employing be any this;
Described particles and described conductive agent are fully mixed by double-screw agitator or banbury.
3. composite plastic conductive electrode manufacture method is characterized in that according to claim 1: described in described steps A 2, the thickness of the first carbon felt is 1mm～4mm.
4. composite plastic conductive electrode manufacture method is characterized in that according to claim 1: described in described steps A 3, the thickness of the second carbon felt is 3mm～10mm, and the inside that described the second carbon felt is pressed to described carbon felt conductive plate is 1mpa～4mpa with the pressure that described the first carbon felt melts mutually.
5. composite plastic conductive electrode manufacture method is characterized in that according to claim 1: described composite plastic conductive electrode manufacture method comprises step:
A21: particles and conductive agent are fully mixed, and this is 5%～40% for the weight that wherein said conductive agent accounts in compound, more described compound is carried out to hot melt under the condition of 180 ℃～300 ℃;
A22: the carbon containing conductive plastic plate that making thickness is 0.5mm～20mm;
A23: in the time that described carbon containing conductive plastics plate temperature is down to 125 ℃～150 ℃, the second carbon felt that to put a thickness above carbon containing conductive plastic plate be 2mm～22mm, below carbon containing conductive plastic plate, putting another thickness is the second carbon felt of 2mm～22mm, hope the upper surface of flitch to pressing down from containing carbonaceous conductive on the second carbon felt of carbon containing conductive plastic plate top, the second carbon felt of carbon containing conductive plastic plate below is upwards pressed from the lower surface of carbon containing conductive plastic plate, make the described second carbon felt of carbon containing conductive plastic plate top and the second carbon felt of carbon containing conductive plastic plate below penetrate described carbon containing conductive plastic plate, the described second carbon felt of described carbon containing conductive plastic plate top and the second carbon felt of carbon containing conductive plastic plate below are merged mutually in the inside of described carbon containing conductive plastic plate, and be integrated with described carbon containing conductive plastic plate,
A24: make described composite plastic conductive electrode after cooling.
6. composite plastic conductive electrode manufacture method is characterized in that according to claim 5: in described steps A 21
Particles is one or more in PE particles, PP particles or PVC particles, its ratio of mixture of two or three of employing be any than;
Conductive agent is one or more in conductive carbon black, carbon nanotube, graphite powder or acetylene black, its ratio of mixture of two or three of employing be any than;
Described particles and described conductive agent are fully mixed by double-screw agitator or banbury.
7. composite plastic conductive electrode manufacture method is characterized in that according to claim 5: described in described steps A 23, the thickness of the second carbon felt is 3mm～10mm, described the second carbon felt is pressed to the inside of described carbon containing conductive plastic plate and penetrates described carbon containing conductive plastic plate, and the pressure that described the second carbon felt is merged is mutually 1mpa～10mpa.
8. according to composite plastic conductive electrode manufacture method described in claim 1 or 5, it is characterized in that: cooling mode is that air is cooling.
9. use the composite plastic conductive electrode that composite plastic conductive electrode manufacture method is made as claimed in claim 1, it is characterized in that:
Described composite plastic conductive electrode comprises at least one carbon containing conductive plate and at least two the second carbon felts, and wherein, described the second carbon felt is pressed in described carbon containing conductive plate and is integrated with described carbon containing conductive plate.
10. composite plastic conductive electrode according to claim 9, it is characterized in that: described composite plastic conductive electrode comprises at least one carbon felt conductive plate and at least two the second carbon felts, wherein, described the second carbon felt be pressed in described carbon felt conductive plate with described carbon containing conductive plate in the first carbon felt merge mutually and be integrated with described carbon felt conductive plate.
11. composite plastic conductive electrodes according to claim 9, it is characterized in that: described composite plastic conductive electrode comprises at least one carbon containing conductive plastic plate and at least two the second carbon felts, above carbon containing conductive plastic plate, put a second carbon felt, below carbon containing conductive plastic plate, put another the second carbon felt, by the second carbon felt of carbon containing conductive plastic plate top from the upper surface of carbon containing conductive plastic plate to pressing down, the second carbon felt of carbon containing conductive plastic plate below is upwards pressed from the lower surface of carbon containing conductive plastic plate, make the described second carbon felt of carbon containing conductive plastic plate top and the second carbon felt of carbon containing conductive plastic plate below penetrate described carbon containing conductive plastic plate, the described second carbon felt of described carbon containing conductive plastic plate top and the second carbon felt of carbon containing conductive plastic plate below are merged mutually in the inside of described carbon containing conductive plastic plate, and be integrated with described carbon containing conductive plastic plate.
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| CN201010579793.9A CN102082276B (en) | 2010-12-08 | 2010-12-08 | Manufacturing method of composite plastic conductive electrode and conductive electrode manufactured by same |
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| CN201010579793.9A CN102082276B (en) | 2010-12-08 | 2010-12-08 | Manufacturing method of composite plastic conductive electrode and conductive electrode manufactured by same |
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| CN103035928B (en) * | 2012-12-18 | 2015-04-15 | 中国科学院金属研究所 | Integrated electrode for vanadium cell and preparation method thereof |
| CN104409738A (en) * | 2014-11-05 | 2015-03-11 | 中国科学院金属研究所 | Making method of conductive carbon black/nanometer carbon fiber composite electrode for all-vanadium redox flow battery |
| CN108808014A (en) * | 2017-05-02 | 2018-11-13 | 苏州天裕塑胶有限公司 | A kind of preparation method of Plastic conductive plastic cement |
| CN110620240A (en) * | 2018-06-19 | 2019-12-27 | 北京普能世纪科技有限公司 | Preparation method of integrated electrode and vanadium redox flow battery |
| CN114680898A (en) * | 2020-12-31 | 2022-07-01 | 华为技术有限公司 | Wearable equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1035919A (en) * | 1988-03-14 | 1989-09-27 | 陆桂林 | Simple manufacturing technology of conductive plastics accumulaton electrode plate |
| CN1086929A (en) * | 1992-09-04 | 1994-05-18 | 单一检索有限公司 | Flexible, conducting plastic electrode and manufacture method thereof |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1035919A (en) * | 1988-03-14 | 1989-09-27 | 陆桂林 | Simple manufacturing technology of conductive plastics accumulaton electrode plate |
| CN1086929A (en) * | 1992-09-04 | 1994-05-18 | 单一检索有限公司 | Flexible, conducting plastic electrode and manufacture method thereof |
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