CN110936533B - Method for manufacturing polymer-based conductive composite material with integrally formed electrodes - Google Patents
Method for manufacturing polymer-based conductive composite material with integrally formed electrodes Download PDFInfo
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- CN110936533B CN110936533B CN201911202979.XA CN201911202979A CN110936533B CN 110936533 B CN110936533 B CN 110936533B CN 201911202979 A CN201911202979 A CN 201911202979A CN 110936533 B CN110936533 B CN 110936533B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C39/10—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/26—Moulds or cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/42—Casting under special conditions, e.g. vacuum
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a preparation method of an electrode integrated polymer-based conductive composite material, which comprises the steps of pre-burying a lead in a manufacturing device, respectively arranging a lead leading-out hole and a lead leading-in hole at two ends of the manufacturing device, arranging an injection hole at one end of the lead leading-in hole or the lead leading-out hole, arranging an outflow hole at the other end of the lead leading-in hole, enabling the lead to penetrate into a forming inner pipe from the lead leading-in hole, penetrating out from the lead leading-out hole, sealing a mould, connecting the outflow hole with a vacuum extractor or communicating the outflow hole with the outside, and injecting the polymer-based composite material into the mould from the injection hole. The combination body of the conducting wire and the polymer matrix composite material can realize stable contact of electric signals, and the surface of the combination body is smooth and flat.
Description
Technical Field
The invention belongs to the technical field of conductive composite materials, and particularly relates to a manufacturing method of a polymer-based conductive composite material with an integrally formed electrode.
Background
The information in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information forms the prior art that is already known to a person of ordinary skill in the art.
The conductive composite material mainly refers to a composite conductive high polymer material, and is prepared by compounding a polymer and various conductive substances in a certain way. Due to the good electrical conductivity, thermal conductivity, strength, corrosion resistance and other properties of the polymer-based conductive composite material, the polymer-based conductive composite material is widely applied to the fields of electronics, electricity, petrochemical industry, machinery, photography, military industry and the like in recent years. The most commonly used molding method for the conductive composite material includes a surface conductive film forming method, a conductive filler dispersion composite method, a conductive material lamination composite method, and the like. However, the above method is used for testing the conductivity after the sample is molded, and further, a lead wire is connected by a silver paste electrode, an aluminum foil paste electrode, a soldering method, or the like. The defects of the sample surface integrity, long curing time period of the conductive adhesive, poor bonding effect of the conductive adhesive, unstable contact electric signals and the like exist; and the production process is complex and the production efficiency is low.
Disclosure of Invention
In view of the problems in the prior art, the present invention provides a method for manufacturing a polymer-based conductive composite material with integrated electrodes.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a method for preparing the polymer-base electrically conducting composite material with integrated electrode includes such steps as pre-burying the wires in a preparing apparatus, arranging wire leading-out and leading-in holes at both ends of said apparatus, filling the hole at one end of said hole, flowing the wires in the inner tube, sealing the mould, vacuumizing or connecting the hole to external environment, and filling the polymer-base composite material in the mould.
The invention compounds the lead and the polymer matrix composite material by means of the manufacturing device, so that the combination of the lead and the polymer matrix composite material can realize stable contact electric signals, the surface of the combination is smooth and flat, and the defects that the surface is not smooth, the contact signals are not stable, the service life is short, the pasting process time is long, and the curing time of the conductive adhesive is long due to unstable connection of the combination when the existing polymer matrix composite material and the lead are connected by silver adhesive pasting, aluminum foil pasting electrodes, tin soldering methods and the like are overcome.
In some embodiments, the manufacturing device comprises a fixed outer forming tube, a fixed inner forming tube, a bottom cap plug and an upper cap plug, the fixed outer forming tube and the inner forming tube are coaxially arranged, two ends of the inner forming tube extend out of the fixed outer forming tube, the bottom cap plug and the upper cap plug are respectively connected with two ends of the inner forming tube in a sealing mode, the bottom cap plug and the upper cap plug are of a structure with one end sealed, the open end is connected with the inner forming tube, and the side walls of the bottom cap plug and the upper cap plug are respectively provided with a lead leading-out hole or a lead leading-in hole, a filling hole or a leading.
The outer forming fixing pipe has the function of realizing the stability of the inner forming pipe by matching with the inner forming pipe. The forming fixed inner tube is mainly used for forming the conductive composite material and integrally forming the conductive composite material and the electrode, and is easy to peel off from the composite material; the outer pipe is harder in the shaping, the shape is consistent with that of the inner pipe, and the sizes are matched with each other, so that the shaping complementary effect is achieved.
In some embodiments, the cap plug and the inner tube are assembled by coating the outer surface of the cap plug with a release agent and then fixedly connecting the cap plug and the inner tube. The cap plug is convenient to separate from the forming inner pipe.
In some embodiments, the wire exit diameter ranges from 0.24mm to 7.42 mm. The size of the wire outlet reserved in the cap plug shape can be designed according to the diameter of the wire to be embedded.
In some embodiments, the material of the inner tube is one of organic glass and silicone rubber hose. The surface incompatibility of the silicone rubber tube and the prepolymer can ensure that the surface of the formed conductive material is smooth and mellow, the flatness is extremely high, and the mold is easy to remove after forming.
In some embodiments, the shape of the shaped inner tube and the shaped fixed outer tube is cylindrical, rectangular or square, and the shaped inner tube matches the shape of the shaped fixed outer tube. The shape of the formed inner pipe is the same as that of the formed fixed outer pipe.
In some embodiments, the outer fixing tube is made of one of organic glass, glass and stainless steel.
In some embodiments, the inner diameter of the outer formed tube is matched to the outer diameter of the inner formed tube, the inner diameter of the inner formed tube ranges from 4mm to 500mm, and the gap length between the inner formed tube and the outer formed stationary tube ranges from 0.05mm to 4.0 mm. The gap between the formed inner tube and the formed fixed outer tube cannot be too large or too small, otherwise the stability of the formed inner tube is affected.
In some embodiments, the cap plug is made of one of polyethylene, epoxy plate, polytetrafluoroethylene, nylon, Polyetheretherketone (PEEK). The cap plug should have a certain strength to prevent deformation. The design of cap stopper helps the drawing of patterns between cap stopper and the shaping inner tube, and electrically conductive combined material gets into the shaping inner tube from the open end of cap stopper after pouring into, has realized the closure in shaping space promptly, has realized again that can conveniently take out the shaping sample after the shaping.
In some embodiments, after the lead wires and the molded inner tube are installed, the lead wire outlet, the sample injection hole, the sample outlet hole, and the connection between the cap plug and the molded inner tube are sealed by using vacuum sealant. The conductive composite material is prevented from flowing out from the gap, so that the formed sample surface is uneven, and the stability of a contact signal is influenced.
In some embodiments, the wire is substantially wetted with the polymer matrix composite material during the injection of the polymer matrix composite material. The wire is encapsulated in a polymer matrix composite.
In some embodiments, the polymer matrix composite is injected by vacuuming or injecting the polymer matrix composite in a liquid state using a syringe, and the polymer matrix composite is allowed to flow out of the orifice for a certain distance after injection. The polymer matrix composite and the conductive wire are filled more fully and more compactly and uniformly. The method is helpful for improving the surface smoothness of the sample.
The polymer-based conductive composite material prepared by the method.
The invention has the beneficial effects that:
(1) the invention provides a manufacturing process of an electrode integrated polymer-based conductive composite material by skillfully combining electrode embedment with a polymer-based composite material, and the process can effectively solve the problems of poor sample surface integrity, long conductive adhesive curing time period, poor conductive adhesive bonding effect, unstable contact electrical signals and the like.
(2) The manufacturing process of the electrode integrated polymer-based conductive composite material has the advantages of simple and convenient operation, stable contact electric signal, adjustable and controllable size of an applicable preparation sample, extremely high preparation efficiency and the like, thereby improving the electric signal detection precision and stability of the polymer-based conductive composite material, realizing the batch production of the polymer-based conductive composite material, and having wide application prospect and great economic benefit.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic structural diagram of an apparatus for manufacturing a polymer-based conductive composite material with integrated electrodes according to the present invention;
the novel wire-guiding cap comprises an injection hole 1, a bottom end cap plug 2, a wire 3, a forming fixed outer tube 4, a forming inner tube 5, a flowing-out hole 6, an upper end cap plug 7, a wire leading-out hole 8 and a cap plug main body 9.
FIG. 2 is a schematic view of the cap plug according to the present invention;
FIG. 3 is a comparison of the material manufactured by the method of the present invention. Wherein a is a material object graph manufactured by adopting a common pouring method, and b is a material object graph manufactured by adopting the embodiment 1 of the invention;
FIG. 4 shows an example of electrical signal detection using the material produced by the method of the present invention.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Fig. 1 shows an apparatus for manufacturing an integrally molded polymer-based conductive composite material according to the present invention, the apparatus comprising: the injection hole 1, the bottom end cap plug 2, the conducting wire 3, the molding fixed outer tube 4, the molding inner tube 5, the outflow hole 6 and the upper end cap plug 7.
Outer tube 4 and the coaxial setting of shaping inner tube 5 are fixed in the shaping, and the fixed outer tube 4 of shaping is stretched out at the both ends of shaping inner tube 5, bottom cap stopper 2 and upper end cap stopper 7 respectively with the both ends sealing connection of shaping inner tube 5, bottom cap stopper 2, upper end cap stopper 7 are the structure that one end was sealed, the open end is connected with shaping inner tube 5, bottom cap stopper 2 sets up the wire and introduces hole, filling hole 1, the lateral wall of upper end cap stopper 7 sets up the wire and draws forth hole 8, discharge orifice 6. As shown in fig. 2, the cap plug body 9 is provided with a wire drawing hole 8 and a flow-out hole 6.
The method for assembling the manufacturing device and pre-embedding the lead comprises the following steps:
(1) the caps at both ends were pre-coated with release agent.
(2) The cap plugs at the two ends and the formed inner pipe are assembled and then penetrate through the formed fixed outer pipe.
(3) The wires to be embedded are passed through the wire outlet holes on the cap plug, and the cap plug is fixed on the formed inner tube by a fastener.
After the wires are pre-buried, the inner pipe is formed in a sealing mode, and the method comprises the following specific steps:
and sealing the lead outlet, the sample injection hole, the sample outlet, the joint of the cap plug and the forming inner tube and the like by using vacuum sealant.
The injection molding method of the polymer matrix composite material comprises the following steps: and slowly filling the liquid polymer-based composite material into the forming inner pipe from the injection hole at the bottom end by adopting a vacuum pumping method or a syringe injection method until the composite material flows out of the outflow hole at the upper end for a certain distance.
The method for removing the mold after the polymer-based composite material is cured comprises the following steps: after the sample is solidified, removing the vacuum sealant and the forming outer tube, and then slowly removing the cap plugs at the two ends. Finally, the vacuum inner tube is peeled off.
The size of the wire outlet reserved in the cap plug shape can be designed according to the diameter of the wire to be embedded. The diameter range of the lead leading-out opening is 0.24mm-7.42 mm.
The inner diameter of the formed inner pipe ranges from 4mm to 500 mm.
As shown in fig. 1 and 2, the forming inner tube 5 and the forming fixed outer tube 4 are both cylindrical, the cap plug is of a cylindrical structure, the cap plug is of a structure with one end open and the other end sealed, the open end is fixedly connected with the forming inner tube, and the cap plug is fixed on the forming inner tube by a fastener.
When the polymer matrix composite material flows to the conducting wires at the upper end and the lower end, the conducting wires are fully ensured to be soaked in the composite material. When the cap plugs at the two ends are removed, the lead wires are prevented from being damaged.
According to the structure of the manufacturing device, the inner diameter of the forming inner pipe is variable, and the polymer matrix composite material is variable, so that different polymer matrix composite materials and forming inner pipes with different inner diameters can be selected according to specific use conditions, and the preparation of polymer matrix conductive composite materials with different sizes is realized.
The surface condition of the manufactured electrode integrated polymer-based conductive composite material is shown in fig. 3, and it can be seen that compared with the existing molding processing method, the surface of the conductive composite material prepared by the invention is smooth and flat.
Contact electrical signal stability test
The test method comprises the steps of directly connecting wires at two ends of the polymer-based conductive composite material prepared in the embodiment 1 with a multimeter, and obtaining signals such as resistance, current, voltage and the like of the material according to a corresponding detection mode.
As can be seen from fig. 4, the polymer-based conductive composite material prepared by the present invention has high electrical signal detection accuracy, particularly, good electrical signal stability, and thus the polymer-based conductive composite material with stable performance can be prepared by the manufacturing method of the present invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A manufacturing method of an electrode integrated polymer-based conductive composite material is characterized in that: the method comprises the steps of pre-burying a lead in a manufacturing device, respectively arranging a lead leading-out hole and a lead leading-in hole at two ends of the manufacturing device, arranging an injection hole at one end of the lead leading-in hole or the lead leading-out hole, arranging an outflow hole at the other end of the lead leading-out hole, penetrating the lead into a forming inner tube from the lead leading-in hole, penetrating out from the lead leading-out hole, sealing a mold, connecting the outflow hole with a vacuumizing device or communicating the outflow hole with the outside, and injecting a polymer matrix composite material into the mold through the injection hole;
the manufacturing device comprises a forming fixed outer tube, a forming inner tube, a bottom end cap plug and an upper end cap plug, wherein the forming fixed outer tube and the forming inner tube are coaxially arranged, the two ends of the forming inner tube extend out of the forming fixed outer tube, the bottom end cap plug and the upper end cap plug are respectively in sealing connection with the two ends of the forming inner tube, the bottom end cap plug and the upper end cap plug are of a structure with one end sealed, the open end of the structure is connected with the forming inner tube, and the side walls of the bottom end cap plug and the upper end cap plug are respectively provided with a wire leading-out hole or a wire leading-.
2. The method for manufacturing the polymer-based conductive composite material with integrated electrodes according to claim 1, wherein: the assembly process of the cap plug and the formed inner tube comprises the steps of firstly coating a release agent on the outer surface of the cap plug, and then fixedly connecting the cap plug and the formed inner tube.
3. The method for manufacturing the polymer-based conductive composite material with integrated electrodes according to claim 1, wherein: the diameter range of the lead leading-out opening is 0.24mm-7.42 mm.
4. The method for manufacturing the polymer-based conductive composite material with integrated electrodes according to claim 1, wherein: the material of the forming inner tube is one of organic glass and a silicon rubber hose.
5. The method for manufacturing the polymer-based conductive composite material with integrated electrodes according to claim 1, wherein: the shapes of the forming inner tube and the forming fixed outer tube are cylindrical, cuboid or cube, and the shapes of the forming inner tube and the forming fixed outer tube are matched;
or the material of the formed fixed outer tube is one of organic glass, glass and stainless steel.
6. The method for manufacturing the polymer-based conductive composite material with integrated electrodes according to claim 1, wherein: the inner diameter of the formed outer pipe is matched with the outer diameter of the formed inner pipe, the inner diameter range of the formed inner pipe is 4mm-500mm, and the gap length between the formed inner pipe and the formed fixed outer pipe is 0.05mm-4.0 mm;
or the cap plug is made of one of polyethylene, epoxy plate, polytetrafluoroethylene, nylon and polyetheretherketone PPEK.
7. The method for manufacturing the polymer-based conductive composite material with integrated electrodes according to claim 1, wherein: after the lead and the forming inner tube are installed, the lead leading-out port, the sample injection hole, the sample outlet hole, the cap plug and the forming inner tube are sealed by using vacuum sealant.
8. The method for manufacturing the polymer-based conductive composite material with integrated electrodes according to claim 1, wherein: in the process of injecting the polymer matrix composite material, the lead and the polymer matrix composite material are fully infiltrated, so that the lead is coated in the polymer matrix composite material;
alternatively, the polymer matrix composite may be injected by vacuuming or injecting the polymer matrix composite in a liquid state using a syringe, and the polymer matrix composite may be injected while maintaining a distance from the outlet.
9. The polymer-based conductive composite material obtained by the method for producing a polymer-based conductive composite material in which electrodes are integrally formed according to any one of claims 1 to 8.
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| CN201911202979.XA CN110936533B (en) | 2019-11-29 | 2019-11-29 | Method for manufacturing polymer-based conductive composite material with integrally formed electrodes |
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| CN201911202979.XA CN110936533B (en) | 2019-11-29 | 2019-11-29 | Method for manufacturing polymer-based conductive composite material with integrally formed electrodes |
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| CN110936533B true CN110936533B (en) | 2021-01-19 |
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| CN112629401B (en) * | 2020-12-04 | 2022-04-01 | 山东大学 | Method for manufacturing road surface structure strain sensor and sensor |
| CN113021711B (en) * | 2021-02-26 | 2022-07-26 | 山东大学 | Road structure compressive strain monitoring sensor, manufacturing method and device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003047142A (en) * | 2001-08-01 | 2003-02-14 | Yoshimoto Pole Co Ltd | Cable-distribution structure of branching part, and pole and adapter |
| CN201190184Y (en) * | 2008-03-25 | 2009-02-04 | 中山市海特发展有限公司 | Flexible polymer anode |
| CN103386726A (en) * | 2012-05-09 | 2013-11-13 | 上海西门子医疗器械有限公司 | Die body manufacturing method, die and relevant die body |
| CN105810867A (en) * | 2016-05-10 | 2016-07-27 | 国防科学技术大学 | Solid-state polymer lithium battery pack and preparation method thereof |
| CN206467293U (en) * | 2016-12-23 | 2017-09-05 | 上海法赫桥梁隧道养护工程技术有限公司 | A kind of anti-corrosion sacrificial anode for armored concrete |
| CN107170535A (en) * | 2017-05-15 | 2017-09-15 | 英特斯（苏州）新型纺织材料科技有限公司 | A kind of ultra-fine sheath-core yarn wire and its making apparatus |
| CN208410457U (en) * | 2018-07-06 | 2019-01-22 | 中国船舶重工集团公司第七0七研究所 | A kind of power transmitting device conducting ring encapsulating die |
-
2019
- 2019-11-29 CN CN201911202979.XA patent/CN110936533B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003047142A (en) * | 2001-08-01 | 2003-02-14 | Yoshimoto Pole Co Ltd | Cable-distribution structure of branching part, and pole and adapter |
| CN201190184Y (en) * | 2008-03-25 | 2009-02-04 | 中山市海特发展有限公司 | Flexible polymer anode |
| CN103386726A (en) * | 2012-05-09 | 2013-11-13 | 上海西门子医疗器械有限公司 | Die body manufacturing method, die and relevant die body |
| CN105810867A (en) * | 2016-05-10 | 2016-07-27 | 国防科学技术大学 | Solid-state polymer lithium battery pack and preparation method thereof |
| CN206467293U (en) * | 2016-12-23 | 2017-09-05 | 上海法赫桥梁隧道养护工程技术有限公司 | A kind of anti-corrosion sacrificial anode for armored concrete |
| CN107170535A (en) * | 2017-05-15 | 2017-09-15 | 英特斯（苏州）新型纺织材料科技有限公司 | A kind of ultra-fine sheath-core yarn wire and its making apparatus |
| CN208410457U (en) * | 2018-07-06 | 2019-01-22 | 中国船舶重工集团公司第七0七研究所 | A kind of power transmitting device conducting ring encapsulating die |
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