CN114247873B - Storage battery casting flux and method for preparing same - Google Patents
Storage battery casting flux and method for preparing same Download PDFInfo
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- CN114247873B CN114247873B CN202111630466.6A CN202111630466A CN114247873B CN 114247873 B CN114247873 B CN 114247873B CN 202111630466 A CN202111630466 A CN 202111630466A CN 114247873 B CN114247873 B CN 114247873B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/04—Casting in, on, or around objects which form part of the product for joining parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D25/00—Special casting characterised by the nature of the product
- B22D25/02—Special casting characterised by the nature of the product by its peculiarity of shape; of works of art
- B22D25/04—Casting metal electric battery plates or the like
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/10—Other heavy metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/82—Multi-step processes for manufacturing carriers for lead-acid accumulators
- H01M4/84—Multi-step processes for manufacturing carriers for lead-acid accumulators involving casting
-
- 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
Abstract
The invention relates to a processing technology of a lead-acid green plate battery, which comprises the following steps: step one, lead powder manufacturing: preparing the electrolytic lead into lead powder with composite requirements by oxidizing and screening a special lead powder machine; step two, grid casting: casting the lead-antimony alloy and the lead-calcium alloy into a grid in a casting mode; step three, preparing lead plaster: the lead powder comprises the following components in parts by weight of 100 parts: 100 parts of lead powder, 1.4g/cm 3 2.5 to 4.2 portions of sulfuric acid, 19.3 to 20.5 portions of water, 0.1 to 0.5 portion of fumed silica dispersion, 0.5 to 1 portion of short fiber and 0.3 to 0.5 portion of selenium; aiming at changing a cooked polar plate into a polar plate, optimizing the acid solution formula of the battery, adopting a poor liquid type design, carrying out experimental analysis on the acid addition density, and optimizing the acid addition density; the acid amount in the positive and negative lead pastes is increased, the porosity of the polar plate is increased, and the high-current discharge performance is further improved.
Description
Technical Field
The invention relates to the technical field of storage batteries, in particular to a storage battery casting flux and a method for preparing the casting flux.
Background
The lead-acid storage battery mainly comprises a positive plate, a negative plate, electrolyte, a partition plate, a battery jar, a battery cover, a pole column, an injection cover and the like, and has the advantages of low price, long service life, high working stability, good reliability and the like. Since the practicability of lead-acid storage batteries, the lead-acid storage batteries are widely applied to various industries such as electric power, traffic, communication, power stations, emergency power supplies and the like as power supplies. In recent decades, power supply technology has developed rapidly, and new storage batteries are continuously developed and are brought to the market, but lead-acid storage batteries still occupy a great position in the field of power supplies.
The manufacturing technology of the lead-acid storage battery is mature, and mainly comprises the steps of alloy preparation, plate grid casting, smear curing, drying, fragment polishing, group preparation, sheet wrapping, electrode plate welding, shell filling, upper cover sealing, terminal welding, groove entering, acid injection, formation, cleaning, warehousing and the like. The welding of the accumulator plate and the bus bar mostly adopts an automatic welding process, and the performance and the service life of the lead-acid accumulator are directly influenced by the quality of the welding quality. The selection of the casting flux determines the welding quality of the pole plate to a certain extent, so that the quality of the whole lead-acid storage battery is directly influenced; at present, the battery product has a part of conditions that the battery fails due to the fact that the sheet falls in the process of cast welding.
In view of the above problems, it is necessary to improve them.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the storage battery casting flux with good heavy-current discharge performance and long battery cycle life and the method for preparing the casting flux.
In order to achieve the purpose of the invention, the invention adopts the following technical scheme: the storage battery casting flux is prepared from the following raw materials in parts by weight: 6 to 10 parts of rosin, 3 to 10 parts of main oxidant, 6 to 20 parts of secondary oxidant, 0.1 to 0.5 part of surfactant, 10 to 15 parts of solvent, 10 to 15 parts of absolute ethyl alcohol, 0.1 to 0.3 part of dibromo succinic acid and 0.5 to 1.5 parts of dibromo butenedioic acid.
As a preferable scheme of the invention, the storage battery casting flux is prepared from the following raw materials in parts by weight: 8 parts of rosin, 6 parts of main oxidant, 15 parts of secondary oxidant, 0.3 part of surfactant, 12 parts of solvent, 13 parts of absolute ethyl alcohol, 0.2 part of dibromo succinic acid and 1.0 part of dibromo butenedioic acid.
As a preferable scheme of the invention, the storage battery casting flux is prepared from the following raw materials in parts by weight: 7 parts of rosin, 7 parts of main oxidant, 10 parts of secondary oxidant, 0.2 part of surfactant, 13 parts of solvent, 15 parts of absolute ethyl alcohol, 0.3 part of dibromo succinic acid and 1.2 parts of dibromo butenedioic acid.
As a preferable scheme of the invention, the storage battery casting flux is prepared from the following raw materials in parts by weight: 6 parts of rosin, 9 parts of main oxidant, 18 parts of secondary oxidant, 0.3 part of surfactant, 10 parts of solvent, 13 parts of absolute ethyl alcohol, 0.2 part of dibromo succinic acid and 0.8 part of dibromo butenedioic acid.
In a preferred embodiment of the present invention, the primary oxidant is hydrogen peroxide.
In a preferred embodiment of the invention, the secondary oxidant is phosphoric acid, sulfuric acid, or nitric acid.
As a preferable embodiment of the invention, the solvent is deionized water.
In a preferred embodiment of the present invention, the surfactant is one or more of a cationic surfactant, an anionic surfactant and a nonionic surfactant.
As a preferable scheme of the invention, the cationic surfactant is one or more of guar gum hydroxypropyl trimethyl ammonium chloride, polyquaternium-10 and polyquaternium-7; the anionic surfactant is one or more of ammonium lauryl sulfate, sodium dodecyl benzene sulfonate and sodium fatty alcohol polyoxyethylene ether sulfate; the nonionic surfactant is one or more of cocoyl monoethanolamine, cocoyl diethanolamine, polyoxyethylene octylphenol ether and polyoxyethylene nonylphenol ether.
The preparation method of the storage battery casting flux comprises the following steps:
step one, putting rosin into absolute ethyl alcohol, heating to 150-180 ℃, and uniformly stirring; obtaining a mixture A;
step two, adding the solvent, the main oxidant, the dibromobutene diacid and the mixture A into a stirring kettle in sequence, and then stirring at a constant speed of 80-120 rpm for 30-60 min to obtain a mixture B;
and step three, uniformly stirring the mixture B, the surfactant, the secondary oxidant and the dibromosuccinic acid to obtain the storage battery casting flux.
The invention has the beneficial effects that:
1. the invention develops the high-efficiency cast flux by optimizing and upgrading the formula of the existing cast flux and optimizing the proportion of the added materials to the mixture ratio, so that the high-efficiency cast flux can effectively remove oxides on a polar plate, prolong the service life of a battery, and improve the charge acceptance and the corresponding discharge capacity of the battery.
2. According to the invention, the main oxidant is combined with dibromobutene diacid, rosin and absolute ethyl alcohol, so that crystals can be separated out in the using process, the welding quality is improved, the improvement of wettability is facilitated, the expansion rate can be effectively improved, the welding spots are full, and the number of surface pores is obviously less; thereby further enhancing the cast-weld ability of the modified rosin, improving the film forming property of the rosin in the cast-weld agent more effectively,
3. the invention can also play a certain role of the surfactant through the secondary oxidant, the surfactant and the dibromobutene diacid, reduce the surface tension and improve the wetting property, thereby improving the expansion rate. The addition of the dibromobutene diacid and the surfactant can further improve the capability of the cast solder in removing metal oxides, so that the welding activity is improved, the welding spot is regular and full, the bubbles are reduced, and the expansion rate is obviously improved.
Detailed Description
The following describes the embodiments of the invention in detail.
Example 1:
the storage battery casting flux is prepared from the following raw materials in parts by weight: 8 parts of rosin, 6 parts of main oxidant, 15 parts of secondary oxidant, 0.3 part of surfactant, 12 parts of solvent, 13 parts of absolute ethyl alcohol, 0.2 part of dibromo succinic acid and 1.0 part of dibromo butenedioic acid; wherein the main oxidant is hydrogen peroxide; the secondary oxidant is phosphoric acid, sulfuric acid or nitric acid; the solvent is deionized water.
The surfactant is one or more of cationic surfactant, anionic surfactant and nonionic surfactant.
The cationic surfactant is one or more of guar gum hydroxypropyl trimethyl ammonium chloride, polyquaternium-10 and polyquaternium-7; the anionic surfactant is one or more of ammonium lauryl sulfate, sodium dodecyl benzene sulfonate and sodium fatty alcohol-polyoxyethylene ether sulfate; the nonionic surfactant is one or more of cocoyl monoethanolamine, cocoyl diethanolamine, polyoxyethylene octylphenol ether and polyoxyethylene nonylphenol ether.
The invention develops the high-efficiency cast flux by optimizing and upgrading the formula of the existing cast flux and optimizing the proportion of the added materials to the mixture ratio, so that the high-efficiency cast flux can effectively remove oxides on a polar plate, prolong the service life of a battery, and improve the charge acceptance and the corresponding discharge capacity of the battery.
The preparation method of the storage battery casting flux comprises the following steps:
step one, adding 8 parts of rosin into 13 parts of absolute ethyl alcohol, heating to 150-180 ℃, and uniformly stirring; obtaining a mixture A;
step two, adding 12 parts of solvent, 6 parts of main oxidant, 1.0 part of dibromobutenedioic acid and the mixture A into a stirring kettle in sequence, and then stirring at a constant speed of 80-120 rpm for 30-60 min to obtain a mixture B;
and step three, uniformly stirring the mixture B, 0.3 part of surfactant, 15 parts of secondary oxidant and 0.2 part of dibromosuccinic acid to obtain the storage battery casting flux.
Example 2:
the storage battery casting flux is prepared from the following raw materials in parts by weight: 7 parts of rosin, 7 parts of main oxidant, 10 parts of secondary oxidant, 0.2 part of surfactant, 13 parts of solvent, 15 parts of absolute ethyl alcohol, 0.2 part of dibromosuccinic acid and 1.2 parts of dibromobutenedioic acid.
The preparation method of the storage battery casting flux comprises the following steps:
step one, adding 7 parts of rosin into 15 parts of absolute ethyl alcohol, heating to 150-180 ℃, and uniformly stirring; obtaining a mixture A;
step two, adding 13 parts of solvent, 7 parts of main oxidant, 1.2 parts of dibromobutenedioic acid and the mixture A into a stirring kettle in sequence, and then stirring at a constant speed of 80-120 rpm for 30-60 min to obtain a mixture B;
and step three, uniformly stirring the mixture B, 0.2 part of surfactant, 10 parts of secondary oxidant and 0.2 part of dibromosuccinic acid to obtain the storage battery casting flux.
The rest of the present embodiment refers to embodiment 1.
Example 3:
the storage battery casting flux is prepared from the following raw materials in parts by weight: 7 parts of rosin, 7 parts of main oxidant, 15 parts of secondary oxidant, 0.3 part of surfactant, 13 parts of solvent, 15 parts of absolute ethyl alcohol, 0.3 part of dibromosuccinic acid and 1.2 parts of dibromobutenedioic acid.
The preparation method of the storage battery casting flux comprises the following steps:
step one, adding 7 parts of rosin into 15 parts of absolute ethyl alcohol, heating to 150-180 ℃, and uniformly stirring; obtaining a mixture A;
step two, adding 13 parts of solvent, 7 parts of main oxidant, 1.2 parts of dibromobutene diacid and the mixture A into a stirring kettle in sequence, and then stirring at a constant speed of 80-120 rpm for 30-60 min to obtain a mixture B;
and step three, uniformly stirring the mixture B, 0.3 part of surfactant, 15 parts of secondary oxidant and 0.3 part of dibromosuccinic acid to obtain the storage battery casting flux.
In the embodiment, on the basis of the embodiment 2, the weight part ratio of the surfactant is increased from 0.2 to 0.3; the weight proportion of the secondary oxidant is increased from 10 to 15; the dibromine succinic acid 0.2 is increased to 0.3; therefore, the welding activity of the storage battery casting flux is improved, welding spots are regular and full, bubbles are reduced, and the expansion rate is obviously improved; the improved surfactant, the secondary oxidant and the dibrominated succinic acid are compounded mutually, have a synergistic effect, can reduce the surface tension, and can quickly wet the cast welding agent, so that the expansion rate is obviously improved, the uniformity of the cast welding agent can be improved, the welding quality is improved, and welding bubbles are reduced.
The rest of this embodiment refers to embodiment 1 or embodiment 2.
Example 4:
the storage battery casting flux is prepared from the following raw materials in parts by weight: 6 parts of rosin, 9 parts of main oxidant, 18 parts of secondary oxidant, 0.3 part of surfactant, 10 parts of solvent, 13 parts of absolute ethyl alcohol, 0.2 part of dibromo succinic acid and 0.8 part of dibromo butenedioic acid.
The preparation method of the storage battery casting flux comprises the following steps:
step one, adding 6 parts of rosin into 13 parts of absolute ethyl alcohol, heating to 150-180 ℃, and uniformly stirring; obtaining a mixture A;
step two, adding 10 parts of solvent, 9 parts of main oxidant, 0.8 part of dibromobutene diacid and the mixture A into a stirring kettle in sequence, and then stirring at a constant speed of 80-120 rpm for 30-60 min to obtain a mixture B;
and step three, uniformly stirring the mixture B, 0.3 part of surfactant, 18 parts of secondary oxidant and 0.2 part of dibromosuccinic acid to obtain the storage battery casting flux.
The rest of this embodiment refers to embodiment 1, embodiment 2, or embodiment 3.
Example 5:
the storage battery casting flux is prepared from the following raw materials in parts by weight: 6 parts of rosin, 10 parts of main oxidant, 18 parts of secondary oxidant, 0.3 part of surfactant, 10 parts of solvent, 13 parts of absolute ethyl alcohol, 0.2 part of dibromo succinic acid and 1.2 parts of dibromo butenedioic acid.
The preparation method of the storage battery casting flux comprises the following steps:
step one, adding 6 parts of rosin into 13 parts of absolute ethyl alcohol, heating to 150-180 ℃, and uniformly stirring; obtaining a mixture A;
step two, adding 10 parts of solvent, 10 parts of main oxidant, 1.2 parts of dibromobutenedioic acid and the mixture A into a stirring kettle in sequence, and then stirring at a constant speed of 80-120 rpm for 30-60 min to obtain a mixture B;
and step three, uniformly stirring the mixture B, 0.3 part of surfactant, 18 parts of secondary oxidant and 0.2 part of dibromosuccinic acid to obtain the storage battery casting flux.
In the embodiment, on the basis of the embodiment 4, the weight part ratio of the main oxidant is increased from 9 to 10, the weight part ratio of the dibromobutenedioic acid is increased from 0.8 to 1.2, and the weight part ratio of the solvent is increased from 10 to 12.5; therefore, the welding activity of the storage battery casting flux is improved, welding spots are regular and full, bubbles are reduced, and the expansion rate is obviously improved; the improved main oxidant, dibromobutene diacid and the solvent are compounded mutually, so that the synergistic effect is achieved, crystals can be separated out in the using process, the welding quality is improved, the improvement of the wettability is facilitated, the expansion rate can be effectively improved, welding spots are full, and the number of surface pores is remarkably small.
The rest of the present embodiment refers to embodiment 1, embodiment 2, embodiment 3, or embodiment 4.
Example 6:
the storage battery casting flux is characterized by being prepared from the following raw materials in parts by weight: 7.5 parts of rosin, 8 parts of main oxidant, 17 parts of secondary oxidant, 0.5 part of surfactant, 12.5 parts of solvent, 13.5 parts of absolute ethyl alcohol, 0.25 part of dibromo succinic acid and 1.35 parts of dibromo butenedioic acid.
The preparation method of the storage battery casting flux comprises the following steps:
step one, adding 7.5 parts of rosin into 13.5 parts of absolute ethyl alcohol, heating to 150-180 ℃, and uniformly stirring; obtaining a mixture A;
step two, sequentially adding 12.5 parts of solvent, 8 parts of main oxidant, 1.35 parts of dibromobutenedioic acid and the mixture A into a stirring kettle, and then uniformly stirring at a speed of 80-120 rpm for 30-60 min to obtain a mixture B;
and step three, uniformly stirring the mixture B, 0.5 part of surfactant, 17 parts of secondary oxidant and 0.25 part of dibromosuccinic acid to obtain the storage battery casting flux.
For other contents of this embodiment, reference is made to embodiment 1, embodiment 2, embodiment 3, embodiment 4, or embodiment 5.
Example 7:
the storage battery casting flux is characterized by being prepared from the following raw materials in parts by weight: 9.5 parts of rosin, 8 parts of main oxidant, 17 parts of secondary oxidant, 0.5 part of surfactant, 12.5 parts of solvent, 14.8 parts of absolute ethyl alcohol, 0.25 part of dibromo succinic acid and 1.35 parts of dibromo butenedioic acid.
The preparation method of the storage battery casting flux comprises the following steps:
step one, adding 9.5 parts of rosin into 14.8 parts of absolute ethyl alcohol, heating to 150-180 ℃, and uniformly stirring; obtaining a mixture A;
step two, sequentially adding 12.5 parts of solvent, 8 parts of main oxidant, 1.35 parts of dibromobutenedioic acid and the mixture A into a stirring kettle, and then uniformly stirring at a speed of 80-120 rpm for 30-60 min to obtain a mixture B;
and step three, uniformly stirring the mixture B, 0.5 part of surfactant, 17 parts of secondary oxidant and 0.25 part of dibromosuccinic acid to obtain the storage battery casting flux.
In this example, on the basis of example 6, the weight ratio of rosin was increased from 7.5 to 9.5, and the weight ratio of absolute ethyl alcohol was increased from 13.5 to 14.8; therefore, the cast-weld capability of the modified rosin is further enhanced, the film forming property of the rosin in the cast-weld agent can be more effectively improved, and meanwhile, the function of a certain surfactant can be exerted, so that the surface tension is reduced, the wettability is improved, and the expansion rate is increased.
The rest of the present example refers to example 1, example 2, example 3, example 4, example 5, or example 6.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The storage battery casting flux is characterized by being prepared from the following raw materials in parts by weight: 6 to 10 parts of rosin, 3 to 10 parts of main oxidant, 6 to 20 parts of secondary oxidant, 0.1 to 0.5 part of surfactant, 10 to 15 parts of solvent, 10 to 15 parts of absolute ethyl alcohol, 0.1 to 0.3 part of dibromo succinic acid and 0.5 to 1.5 parts of dibromo butenedioic acid; the main oxidant is hydrogen peroxide; the secondary oxidant is phosphoric acid, sulfuric acid or nitric acid.
2. The battery casting flux according to claim 1, wherein: the feed is prepared from the following raw materials in parts by weight: 8 parts of rosin, 6 parts of main oxidant, 15 parts of secondary oxidant, 0.3 part of surfactant, 12 parts of solvent, 13 parts of absolute ethyl alcohol, 0.2 part of dibromo succinic acid and 1.0 part of dibromo butenedioic acid.
3. The battery casting flux according to claim 1, wherein: the feed is prepared from the following raw materials in parts by weight: 7 parts of rosin, 7 parts of main oxidant, 10 parts of secondary oxidant, 0.2 part of surfactant, 13 parts of solvent, 15 parts of absolute ethyl alcohol, 0.3 part of dibromo succinic acid and 1.2 parts of dibromo butenedioic acid.
4. The battery casting flux according to claim 1, wherein: the feed is prepared from the following raw materials in parts by weight: 6 parts of rosin, 9 parts of main oxidant, 18 parts of secondary oxidant, 0.3 part of surfactant, 10 parts of solvent, 13 parts of absolute ethyl alcohol, 0.2 part of dibromo succinic acid and 0.8 part of dibromo butenedioic acid.
5. The battery casting flux according to claim 1, wherein: the solvent is deionized water.
6. The battery casting flux according to claim 1, wherein: the surfactant is one or more of cationic surfactant, anionic surfactant and nonionic surfactant.
7. The battery casting flux according to claim 6, wherein: the cationic surfactant is one or more of guar gum hydroxypropyl trimethyl ammonium chloride, polyquaternium-10 and polyquaternium-7; the anionic surfactant is one or more of ammonium lauryl sulfate, sodium dodecyl benzene sulfonate and sodium fatty alcohol-polyoxyethylene ether sulfate; the nonionic surfactant is one or more of cocoyl monoethanolamine, cocoyl diethanolamine, polyoxyethylene octylphenol ether and polyoxyethylene nonylphenol ether.
8. A method for preparing a battery casting flux according to any one of claims 1 to 7, comprising the steps of:
step one, adding rosin into absolute ethyl alcohol, heating to 150-180 ℃, and uniformly stirring; obtaining a mixture A;
step two, adding the solvent, the main oxidant, the dibromobutene diacid and the mixture A into a stirring kettle in sequence, and then adding the mixture A into the stirring kettle in an amount of 80 to E
Stirring at a constant speed of 120rpm for 30-60 min to obtain a mixture B;
and step three, uniformly stirring the mixture B, the surfactant, the secondary oxidant and the dibromosuccinic acid to obtain the storage battery casting flux.
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| CN202111630466.6A CN114247873B (en) | 2021-12-29 | 2021-12-29 | Storage battery casting flux and method for preparing same |
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| CN202111630466.6A CN114247873B (en) | 2021-12-29 | 2021-12-29 | Storage battery casting flux and method for preparing same |
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| CN114247873B true CN114247873B (en) | 2023-03-17 |
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| JPH1075043A (en) * | 1996-08-29 | 1998-03-17 | Toyota Motor Corp | Flux for circuit board soldering and circuit board |
| JPH10305391A (en) * | 1997-05-06 | 1998-11-17 | Nippon Arumitsuto Kk | Soldering flux |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1078631C (en) * | 1996-05-10 | 2002-01-30 | 鞍山钢铁集团公司 | Lead and lead alloy surface pretreatment agent |
| JP2001300766A (en) * | 2000-04-27 | 2001-10-30 | Tamura Kaken Co Ltd | Flux for soldering circuit board and circuit board |
| CN1290662C (en) * | 2004-03-30 | 2006-12-20 | 深圳市唯特偶化工开发实业有限公司 | Welding flux agent of solder with no lead and free from cleaning |
| CN105945452A (en) * | 2016-06-15 | 2016-09-21 | 浙江天能动力能源有限公司 | Lead acid battery flux and preparation method and application thereof |
| CN106392377A (en) * | 2016-10-07 | 2017-02-15 | 常州市鼎升环保科技有限公司 | Preparation method for washing-free scaling powder |
| CN108410371A (en) * | 2018-02-09 | 2018-08-17 | 超威电源有限公司 | A kind of lead terminal post surface conditioning agent |
| JP7372266B2 (en) * | 2018-05-02 | 2023-10-31 | モノソル リミテッド ライアビリティ カンパニー | Water-soluble polyvinyl alcohol blend films, related methods, and related articles |
| CN110904461A (en) * | 2019-12-06 | 2020-03-24 | 中山市美仑化工有限公司 | Universal environment-friendly whitening and descaling agent for aluminum parts |
-
2021
- 2021-12-29 CN CN202111630466.6A patent/CN114247873B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1075043A (en) * | 1996-08-29 | 1998-03-17 | Toyota Motor Corp | Flux for circuit board soldering and circuit board |
| JPH10305391A (en) * | 1997-05-06 | 1998-11-17 | Nippon Arumitsuto Kk | Soldering flux |
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| CN114247873A (en) | 2022-03-29 |
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