CN113528054A - Breathable conductive adhesive for lithium battery crucible and preparation method of breathable conductive adhesive - Google Patents
Breathable conductive adhesive for lithium battery crucible and preparation method of breathable conductive adhesive Download PDFInfo
- Publication number
- CN113528054A CN113528054A CN202110798786.6A CN202110798786A CN113528054A CN 113528054 A CN113528054 A CN 113528054A CN 202110798786 A CN202110798786 A CN 202110798786A CN 113528054 A CN113528054 A CN 113528054A
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- parts
- conductive adhesive
- water
- dry
- crucible
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J103/00—Adhesives based on starch, amylose or amylopectin or on their derivatives or degradation products
- C09J103/02—Starch; Degradation products thereof, e.g. dextrin
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
- C09J9/02—Electrically-conducting adhesives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/387—Borates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention belongs to the technical field of conductive adhesives, and particularly relates to a breathable conductive adhesive for a lithium battery crucible and a preparation method thereof, wherein the breathable conductive adhesive comprises a dry material and water, and the weight ratio of the water to the dry material is (2-3): 1; the dry material comprises the following components in parts by weight: 40-60 parts of graphite powder, 20-40 parts of dextrin, 5-10 parts of borax and 3-5 parts of sodium bicarbonate. The breathable conductive adhesive can bond a gap between the crucible pot body and the crucible cover, has good conductivity and breathability, avoids arcing and electric corrosion in the graphitizing electrifying process, prolongs the service life of the carbide pot, meets the production requirements, and ensures the graphitizing process to be carried out smoothly.
Description
Technical Field
The invention belongs to the technical field of conductive adhesives, and particularly relates to a breathable conductive adhesive for a lithium battery crucible and a preparation method thereof.
Background
The crucible is needed to be used in the graphitization production process of the raw materials of the lithium battery, and the crucible consists of a crucible body and a crucible cover. Because a certain gap exists between the crucible cover and the crucible body, arcing and electric corrosion are easily generated at the gap in the graphitization electrifying process, thereby reducing the service life of the carbide pot.
Therefore, it is necessary to bond the both, and to ensure conductivity and air permeability between the both.
Disclosure of Invention
Aiming at the technical problems, the invention provides the breathable conductive adhesive for the lithium battery crucible and the preparation method thereof, and the breathable conductive adhesive can ensure firm bonding, good conductivity and good breathability between the crucible body and the crucible cover and avoid arcing and electric corrosion in the electrifying process.
In order to solve the above problems, the invention adopts the technical scheme that:
the utility model provides a lithium cell is ventilative conducting resin for crucible, includes drier and water, and the weight ratio between water and the drier is 2 ~ 3: 1;
the dry material comprises the following components in parts by weight: 40-60 parts of graphite powder, 20-40 parts of dextrin, 5-10 parts of borax and 3-5 parts of sodium bicarbonate.
The weight ratio of water to dry materials is 2.2: 1;
the dry material comprises the following components in parts by weight: 60 parts of graphite powder, 30 parts of dextrin, 7 parts of borax and 3 parts of sodium bicarbonate.
The weight ratio of water to dry materials is 2.6: 1;
the dry material comprises the following components in parts by weight: 55 parts of graphite powder, 35 parts of dextrin, 7 parts of borax and 3 parts of sodium bicarbonate.
The weight ratio of water to dry materials is 3: 1;
the dry material comprises the following components in parts by weight: 50 parts of graphite powder, 40 parts of dextrin, 7 parts of borax and 3 parts of sodium bicarbonate.
A preparation method of a conductive adhesive comprises the following steps:
s1, weighing dry materials and water according to parts by weight;
s2, putting the dry materials weighed in the S1 into a stirrer for dry mixing; after the dry blending was completed, water was weighed in S1 and wet mixed.
In the S2, dry blending is completed after 20 minutes.
In the S3, the water temperature of the added water is 50 ℃.
Compared with the prior art, the invention has the following beneficial effects:
the breathable conductive adhesive can bond a gap between the crucible pot body and the crucible cover, has good conductivity and breathability, avoids arcing and electric corrosion in the graphitizing electrifying process, prolongs the service life of the carbide pot, meets the production requirements, and ensures the graphitizing process to be carried out smoothly.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a lithium cell is ventilative conducting resin for crucible, includes drier and water, and the weight ratio between water and the drier is 2 ~ 3: 1;
the dry material comprises the following components in parts by weight: 40-60 parts of graphite powder, 20-40 parts of dextrin, 5-10 parts of borax and 3-5 parts of sodium bicarbonate.
Example one
The weight ratio of water to dry materials is 2.2: 1;
the dry material comprises the following components in parts by weight: 60 parts of graphite powder, 30 parts of dextrin, 7 parts of borax and 3 parts of sodium bicarbonate.
The indexes of the breathable conductive adhesive prepared in the first embodiment are shown in table 1 below.
Example two
The weight ratio of water to dry materials is 2.6: 1;
the dry material comprises the following components in parts by weight: 55 parts of graphite powder, 35 parts of dextrin, 7 parts of borax and 3 parts of sodium bicarbonate.
The indexes of the breathable conductive adhesive prepared in the second embodiment are shown in table 1 below.
EXAMPLE III
The weight ratio of water to dry materials is 3: 1;
the dry material comprises the following components in parts by weight: 50 parts of graphite powder, 40 parts of dextrin, 7 parts of borax and 3 parts of sodium bicarbonate.
The indexes of the breathable conductive adhesive prepared in the third embodiment are shown in table 1 below.
TABLE 1
A preparation method of a conductive adhesive comprises the following steps:
s1, weighing dry materials and water according to parts by weight;
s2, putting the dry materials weighed in the S1 into a stirrer for dry mixing; after the dry blending was completed, water was weighed in S1 and wet mixed.
Further, in S2, dry blending was completed after 20 minutes.
Further, in S3, water was added at a temperature of 50 ℃.
Although only the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and all changes are encompassed in the scope of the present invention.
Claims (7)
1. The utility model provides a lithium cell crucible is with ventilative conducting resin which characterized in that: the method comprises a dry material and water, wherein the weight ratio of the water to the dry material is 2-3: 1;
the dry material comprises the following components in parts by weight: 40-60 parts of graphite powder, 20-40 parts of dextrin, 5-10 parts of borax and 3-5 parts of sodium bicarbonate.
2. The permeable conductive adhesive for the lithium battery crucible as claimed in claim 1, wherein: the weight ratio of water to dry materials is 2.2: 1;
the dry material comprises the following components in parts by weight: 60 parts of graphite powder, 30 parts of dextrin, 7 parts of borax and 3 parts of sodium bicarbonate.
3. The permeable conductive adhesive for the lithium battery crucible as claimed in claim 1, wherein: the weight ratio of water to dry materials is 2.6: 1;
the dry material comprises the following components in parts by weight: 55 parts of graphite powder, 35 parts of dextrin, 7 parts of borax and 3 parts of sodium bicarbonate.
4. The permeable conductive adhesive for the lithium battery crucible as claimed in claim 1, wherein: the weight ratio of water to dry materials is 3: 1;
the dry material comprises the following components in parts by weight: 50 parts of graphite powder, 40 parts of dextrin, 7 parts of borax and 3 parts of sodium bicarbonate.
5. A method for preparing a conductive paste of the gas permeable conductive paste according to claim 1, comprising the steps of:
s1, weighing dry materials and water according to parts by weight;
s2, putting the dry materials weighed in the S1 into a stirrer for dry mixing; after the dry blending was completed, water was weighed in S1 and wet mixed.
6. The method for preparing conductive adhesive according to claim 5, wherein: in the S2, dry blending is completed after 20 minutes.
7. The method for preparing conductive adhesive according to claim 5, wherein: in the S3, the water temperature of the added water is 50 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110798786.6A CN113528054A (en) | 2021-07-15 | 2021-07-15 | Breathable conductive adhesive for lithium battery crucible and preparation method of breathable conductive adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110798786.6A CN113528054A (en) | 2021-07-15 | 2021-07-15 | Breathable conductive adhesive for lithium battery crucible and preparation method of breathable conductive adhesive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113528054A true CN113528054A (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110798786.6A Pending CN113528054A (en) | 2021-07-15 | 2021-07-15 | Breathable conductive adhesive for lithium battery crucible and preparation method of breathable conductive adhesive |
Country Status (1)
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|---|---|
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Citations (17)
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|---|---|---|---|---|
| GB189811753A (en) * | 1898-05-24 | 1898-07-02 | Alfred Julius Boult | Improvements in Adhesive Compounds. |
| EP0316290A1 (en) * | 1987-11-12 | 1989-05-17 | INDUSTRIE MAGNETI MARELLI S.p.A. | A resistive mastic for sparking plugs with incorporated resistors |
| US5407290A (en) * | 1992-06-18 | 1995-04-18 | Societe Des Electrodes Et | Connecting joint for electric furnace electrodes |
| US5932639A (en) * | 1996-05-06 | 1999-08-03 | National Starch And Chemical Investment Holding Corporation | Maltodextrin-based adhesives |
| JP2003306659A (en) * | 2002-04-16 | 2003-10-31 | Tokuriki Kagaku Kenkyusho:Kk | Electrically conductive adhesive |
| CN2725270Y (en) * | 2004-09-03 | 2005-09-14 | 蔡苏卫 | Electrical insulating internal heating series connected graphitized furnace |
| CN102229428A (en) * | 2011-05-13 | 2011-11-02 | 周玉林 | Leakage-proof manufacturing technology for smelting extra large crucible by using photovoltaic silicon |
| TW201226522A (en) * | 2010-12-30 | 2012-07-01 | China Steel Corp | Lead-free conductive glue and its manufacturing method |
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| CN104804665A (en) * | 2015-04-20 | 2015-07-29 | 许金兰 | Anti-mildew dextrin adhesive and preparation method thereof |
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| CN108276000A (en) * | 2017-12-18 | 2018-07-13 | 中国平煤神马集团开封炭素有限公司 | A kind of internal thermal tandem graphitization furnace cross-over electrode and its production method |
| CN110105897A (en) * | 2019-05-16 | 2019-08-09 | 河南汇泉生物科技有限公司 | A kind of spiral adhesive tube and preparation method thereof |
| CN111139001A (en) * | 2019-12-20 | 2020-05-12 | 株洲工大彩色印刷有限公司 | Antibacterial starch adhesive and preparation method thereof |
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-
2021
- 2021-07-15 CN CN202110798786.6A patent/CN113528054A/en active Pending
Patent Citations (17)
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|---|---|---|---|---|
| GB189811753A (en) * | 1898-05-24 | 1898-07-02 | Alfred Julius Boult | Improvements in Adhesive Compounds. |
| EP0316290A1 (en) * | 1987-11-12 | 1989-05-17 | INDUSTRIE MAGNETI MARELLI S.p.A. | A resistive mastic for sparking plugs with incorporated resistors |
| US5407290A (en) * | 1992-06-18 | 1995-04-18 | Societe Des Electrodes Et | Connecting joint for electric furnace electrodes |
| US5932639A (en) * | 1996-05-06 | 1999-08-03 | National Starch And Chemical Investment Holding Corporation | Maltodextrin-based adhesives |
| JP2003306659A (en) * | 2002-04-16 | 2003-10-31 | Tokuriki Kagaku Kenkyusho:Kk | Electrically conductive adhesive |
| CN2725270Y (en) * | 2004-09-03 | 2005-09-14 | 蔡苏卫 | Electrical insulating internal heating series connected graphitized furnace |
| CN102770501A (en) * | 2010-01-19 | 2012-11-07 | 克鲁技术公司 | Improved adhesive composition |
| TW201226522A (en) * | 2010-12-30 | 2012-07-01 | China Steel Corp | Lead-free conductive glue and its manufacturing method |
| CN102229428A (en) * | 2011-05-13 | 2011-11-02 | 周玉林 | Leakage-proof manufacturing technology for smelting extra large crucible by using photovoltaic silicon |
| CN104804665A (en) * | 2015-04-20 | 2015-07-29 | 许金兰 | Anti-mildew dextrin adhesive and preparation method thereof |
| CN105218098A (en) * | 2015-10-29 | 2016-01-06 | 武陟县虹桥碳素有限责任公司 | A kind of negative material high temperature purification special graphite crucible manufacturing |
| CN108084921A (en) * | 2016-11-23 | 2018-05-29 | 韩会义 | A kind of dextrin adhesive |
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| CN108276000A (en) * | 2017-12-18 | 2018-07-13 | 中国平煤神马集团开封炭素有限公司 | A kind of internal thermal tandem graphitization furnace cross-over electrode and its production method |
| CN110105897A (en) * | 2019-05-16 | 2019-08-09 | 河南汇泉生物科技有限公司 | A kind of spiral adhesive tube and preparation method thereof |
| CN111139001A (en) * | 2019-12-20 | 2020-05-12 | 株洲工大彩色印刷有限公司 | Antibacterial starch adhesive and preparation method thereof |
| CN111363493A (en) * | 2020-04-01 | 2020-07-03 | 重庆群崴电子材料有限公司 | Conducting resin with nano core-shell structure and preparation equipment and preparation method thereof |
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Application publication date: 20211022 |