CN1291512C - Method of mfg. positive plate electrode of alkali cadmium-nickle battery - Google Patents
Method of mfg. positive plate electrode of alkali cadmium-nickle battery Download PDFInfo
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- CN1291512C CN1291512C CNB2004100266463A CN200410026646A CN1291512C CN 1291512 C CN1291512 C CN 1291512C CN B2004100266463 A CNB2004100266463 A CN B2004100266463A CN 200410026646 A CN200410026646 A CN 200410026646A CN 1291512 C CN1291512 C CN 1291512C
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The present invention relates to a method for manufacturing positive plates of an alkali cadmium-nickel battery, which comprises the following steps: selecting a base plate with a nickel plated double side steel belt and burr fins; preparing positive plate slurry containing carboxymethylcellulose sodium (CMC), polyvinyl alcohol (PVA), carboxymethylcellulose sodium solution, teflon latex, spherical Nickel hydroxide and cobaltous oxide (CoO); transferring the positive plate slurry into a hopper of a drawing pulp machine; enabling the nickel plated double side steel belt with burr fins to pass through a discharging belt wheel, the hopper, a drawing pulp mould, a three-segment type drying tunnel, a prepressing twin roller, a take-up pulley and a slicing; spot welding positive electrode lugs by the slicing; preparing a product named positive plates. The present invention has the advantages of low manufacture cost, high intensity and simple process.
Description
Technical field
The present invention relates to a kind of manufacture method of nickel-cadmium alkaline battery positive pole.
Background technology
Because but ickel-cadmium cell has the low high power charging-discharging of internal resistance, exclusive characteristic such as have extended cycle life, self discharge is low, other secondary cells can't replace in some field, but surface oxidation in various degree can take place in the electrode of pure nickel skeleton in process of production, and production has caused difficulty to more weak tensile strength to serialization relatively, and because the metallic nickel utilance is not high, and consume a large amount of nickel, the cost height, complex process.
Summary of the invention
The objective of the invention is to overcome above-mentioned shortcoming, a kind of low cost of manufacture is provided, intensity height, the manufacture method of the simple nickel-cadmium alkaline battery positive plate of technology.
The manufacture method of nickel-cadmium alkaline battery positive plate of the present invention is achieved in that the manufacture method step of nickel-cadmium alkaline battery positive plate of the present invention is as follows:
(1) selects substrate, adopt thickness of strips 0.06mm, two-sided burr thickness 1.1mm, the two-sided burr steel belt of the nickel plating of porosity 50-80%;
(2) batch mixing:
1. sodium carboxymethylcellulose (CMC) dissolves in the pure water by mole percentage concentration 3-5%, at room temperature stirs, and is mixed with the solution of mole percent concentration 3-5%;
2. polyvinyl alcohol (PVA) dissolves in the pure water by mole percentage concentration 3-7%, is heated to 80-90 ℃ of stirring, is mixed with the solution of mole percent concentration 3-7%, and is stand-by behind the cool to room temperature;
3. the weight ratio of mixed liquor is the above-mentioned 1. carboxymethylcellulose sodium solution of preparation: the above-mentioned 2. poly-vinyl alcohol solution of preparation: ptfe emulsion=0.3-0.4: 0.3-0.4: 0.09;
The poly-vinyl alcohol solution of the carboxymethylcellulose sodium solution of above-mentioned 1. preparation, above-mentioned 2. preparation and the ptfe emulsion of molar concentration 60% are mixed stirring, promptly make above-mentioned 3. described mixed liquor;
4. the weight ratio of dry powder preparation is ball-type nickel hydroxide (Ni (OH)
2): cobalt protoxide (CoO)=3-4: 0.15-0.25
With ball-type nickel hydroxide (Ni (OH)
2) take by weighing in proportion with cobalt protoxide (CoO) and to mix, in ball mill, fully mix, promptly make above-mentioned 4. described dry powder;
5. in step 3. slowly under the stirring condition, the dry powder that 4. step is prepared at the uniform velocity joins in the mixed solution that 3. step prepare, add dry powder after, stirred fast 1-2 hour, make the positive plate slurry;
(3) the positive plate slurry is changed over to the hopper of tensile pulp machine;
(4) dressing section: the two-sided burr steel belt of above-mentioned (1) described nickel plating by putting belt wheel → hopper → mould for pulling paste → syllogic drying tunnel → precompressed twin rollers → take-up pulley → section; 1. the syllogic drying tunnel temperature is respectively 120-140 ℃, 110-130 ℃, 100-120 ℃; 2. slurry speed 150-180 rev/min;
(5) finished product:, make the finished product positive plate with the section spot welding positive pole ear that make above-mentioned (4).
The weight ratio of above-mentioned 3. described mixed liquor preparation can be carboxymethylcellulose sodium solution: poly-vinyl alcohol solution: ptfe emulsion=0.36: 0.36: 0.09.
The weight ratio of above-mentioned 4. described dry powder preparation is can ball-type nickel hydroxide (Ni (OH)
2): cobalt protoxide (CoO)=3.38: 0.21
The manufacture method of nickel-cadmium alkaline battery positive plate of the present invention adopt the two-sided burr steel belt of nickel plating to make substrate, but streamline production has improved production efficiency, has improved the utilance of nickel, has reduced cost, the production efficiency height, and technology is simple.
Description of drawings
Fig. 1 is in the manufacture method of nickel-cadmium alkaline battery positive pole of the present invention, the two-sided burr steel belt dressing of nickel plating process flow diagram.
Embodiment
The invention will be further described below in conjunction with embodiment.
With an AA700mAh is example:
(1) adopts thickness of strips 0.06mm, two-sided burr thickness 1.1mm, the two-sided burr steel belt of the nickel plating of porosity 50-80%;
(2) batch mixing: take by weighing 3.38g ball-type nickel hydroxide and mix with the cobalt protoxide of 0.21g, rapid mixing 1-2h in the ball milling mixer, the dry powder that stirs is added in the mixed liquor of the ptfe emulsion 0.09g, mole percent concentration 3% sodium carboxymethylcellulose (CMC) 0.36g that contain molar concentration 60%, mole percent concentration 5% polyvinyl alcohol (PVA) 0.36g, stir and made slurry in 1-2 hour; Change slurry over to the tensile pulp machine hopper, the two-sided burr steel belt of nickel plating is through tensile pulp machine dressing, and the twin rollers compressing tablet is made section, and three sections drying tunnel temperatures are respectively 130 ℃, 120 ℃, 110 ℃, 160 rev/mins of slurry speed, and the spot welding lug is made positive plate.
Claims (5)
1, a kind of manufacture method of nickel-cadmium alkaline battery positive plate is characterized in that may further comprise the steps:
(1) selects substrate, adopt thickness of strips 0.06mm, two-sided burr thickness 1.1mm, the two-sided burr steel belt of the nickel plating of porosity 50-80%;
(2) batch mixing:
1. sodium carboxymethylcellulose (CMC) dissolves in the pure water by mole percentage concentration 3-5%, at room temperature stirs, and is mixed with the solution of mole percent concentration 3-5%;
2. polyvinyl alcohol (PVA) dissolves in the pure water by mole percentage concentration 3-7%, is heated to 80-90 ℃ of stirring, is mixed with the solution of mole percent concentration 3-7%, and is stand-by behind the cool to room temperature;
3. the weight ratio of mixed liquor is the above-mentioned 1. carboxymethylcellulose sodium solution of preparation: the above-mentioned 2. poly-vinyl alcohol solution of preparation: ptfe emulsion=0.3-0.4: 0.3-0.4: 0.09;
The poly-vinyl alcohol solution of the carboxymethylcellulose sodium solution of above-mentioned 1. preparation, above-mentioned 2. preparation and the ptfe emulsion of molar concentration 60% are mixed stirring, promptly make above-mentioned 3. described mixed liquor;
4. the weight ratio of dry powder preparation is ball-type nickel hydroxide (Ni (OH)
2): cobalt protoxide (CoO)=3-4: 0.15-0.25
With ball-type nickel hydroxide (Ni (OH)
2) take by weighing in proportion with cobalt protoxide (CoO) and to mix, in ball mill, fully mix, promptly make above-mentioned 4. described dry powder;
5. in step 3. slowly under the stirring condition, the dry powder that 4. step is prepared at the uniform velocity joins in the mixed solution that 3. step prepare, add dry powder after, stirred fast 1-2 hour, make the positive plate slurry;
(3) the positive plate slurry is changed over to the hopper of tensile pulp machine;
(4) dressing section: the two-sided burr steel belt of above-mentioned (1) described nickel plating by putting belt wheel → hopper → mould for pulling paste → syllogic drying tunnel → precompressed twin rollers → take-up pulley → section; 1. the syllogic drying tunnel temperature is respectively 120-140 ℃, 110-130 ℃, 100-120 ℃; 2. slurry speed 150-180 rev/min;
(5) finished product:, make the finished product positive plate with the section spot welding positive pole ear that make above-mentioned (4).
2, manufacture method according to claim 1 is characterized in that: three sections drying tunnel temperatures described in above-mentioned (4) are respectively 130 ℃, 120 ℃, 110 ℃.
3, manufacture method according to claim 1 is characterized in that: the weight ratio of above-mentioned 3. described mixed liquor preparation is a carboxymethylcellulose sodium solution: poly-vinyl alcohol solution: ptfe emulsion=0.36: 0.36: 0.09.
4, manufacture method according to claim 1 is characterized in that: 160 rev/mins of the slurry speed described in above-mentioned (4).
5, manufacture method according to claim 1 is characterized in that: the weight ratio of above-mentioned 4. described dry powder preparation is ball-type nickel hydroxide (Ni (OH)
2): cobalt protoxide (CoO)=3.38: 0.21.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100266463A CN1291512C (en) | 2004-03-26 | 2004-03-26 | Method of mfg. positive plate electrode of alkali cadmium-nickle battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100266463A CN1291512C (en) | 2004-03-26 | 2004-03-26 | Method of mfg. positive plate electrode of alkali cadmium-nickle battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1564350A CN1564350A (en) | 2005-01-12 |
| CN1291512C true CN1291512C (en) | 2006-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100266463A Expired - Fee Related CN1291512C (en) | 2004-03-26 | 2004-03-26 | Method of mfg. positive plate electrode of alkali cadmium-nickle battery |
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| CN (1) | CN1291512C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100495772C (en) * | 2007-05-18 | 2009-06-03 | 郭楚义 | Process for preparing nickel-hydrogen, nickel-cadium cell positive plate |
| CN101471442B (en) * | 2007-12-26 | 2011-05-11 | 深圳市豪鹏科技有限公司 | Method for making battery positive plate and positive electrode slurry thereof |
| KR101264742B1 (en) * | 2011-08-03 | 2013-05-14 | 삼성에스디아이 주식회사 | Apparatus for forming electrode plate |
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2004
- 2004-03-26 CN CNB2004100266463A patent/CN1291512C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1564350A (en) | 2005-01-12 |
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Owner name: LIGHT INDUSTRY ELECTRO CHEMICAL POWER SOURCE INST Effective date: 20050902 |
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Effective date of registration: 20050902 Address after: 528421 Zhongshan SAST pin Battery Co., Ltd., Guangdong Applicant after: Cai Chengxin Co-applicant after: Institute of Chemical Power Resources Address before: 528421 Zhongshan SAST pin Battery Co., Ltd., Guangdong Applicant before: Cai Chengxin |
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Granted publication date: 20061220 Termination date: 20110326 |