CN104499029B - The forming liquid of high conversion, Waste Acid From Hua Cheng Foil and its chemical synthesizing method - Google Patents
The forming liquid of high conversion, Waste Acid From Hua Cheng Foil and its chemical synthesizing method Download PDFInfo
- Publication number
- CN104499029B CN104499029B CN201410831065.0A CN201410831065A CN104499029B CN 104499029 B CN104499029 B CN 104499029B CN 201410831065 A CN201410831065 A CN 201410831065A CN 104499029 B CN104499029 B CN 104499029B
- Authority
- CN
- China
- Prior art keywords
- forming liquid
- chemical conversion
- acid
- remaining
- raw material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Chemical Treatment Of Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
The invention belongs to electronics manufacture field, and in particular to a kind of forming liquid of high conversion, Waste Acid From Hua Cheng Foil and its chemical synthesizing method.Technical problem solved by the invention is to provide a kind of formation efficiency height, can strengthen the forming liquid of static capacity and warpage conversion ratio, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid 0.005%～0.025%, citric acid 0.01%～0.04%, remaining is water.The lifting that multiplying power is converted using forming liquid of the present invention and chemical synthesizing method gained Waste Acid From Hua Cheng Foil product static capacity conversion ratio and warpage, so that the volume of capacitor can be reduced under conditions of equivalent production capacity, and then the heat for reducing discharging when capacitor works, reduce power consumption, and the occupation of land space of electrical equipment can be reduced.Technical solution of the present invention is simple, and site technique workflow reengineering is convenient, and feasibility is strong, and application prospect is wide, provides a kind of brand-new selection for the public.
Description
Technical field
The invention belongs to electronics manufacture field, and in particular to a kind of forming liquid of high conversion, Waste Acid From Hua Cheng Foil and its chemical conversion side
Method.
Background technology
Waste Acid From Hua Cheng Foil is mainly used in aluminium electrolutic capacitor.Formation process is in one layer of fine and close oxide-film of rafifinal Surface Creation
As non-conductive medium.Formation process generally comprises following steps：A) level Four chemical conversion or Pyatyi chemical conversion, B) heat treatment, C) phosphoric acid
Process, D) afterwards chemical conversion, E) post processing, level Four chemical conversion include the first order chemical conversion, the second level chemical conversion, the third level be melted into, the fourth stage
Into Pyatyi chemical conversion also includes that level V is melted in addition to above-mentioned level Four is melted into.Aluminum and forming liquid are realized by above-mentioned processing step
Under the electric field in its Surface Creation di-aluminium trioxide film.
Forming liquid is generally the mixed solution of boric acid aqueous solution, ammonium adipate, aqueous citric acid solution or above-mentioned medicine.Existing
Often using boric acid ammonification water as forming liquid in method, gained finished product static capacity conversion ratio is low, says by taking the product of 560VF as an example
Bright, about 95～100%, warpage conversion multiplying power is also low, only 1.5～2 times.
The present invention is intended to provide a kind of brand-new forming liquid and overcomes disadvantages described above, realizes that formation efficiency is high, strengthens static capacity
Purpose with warpage conversion ratio.
Content of the invention
Technical problem solved by the invention is to provide a kind of formation efficiency height, can strengthen static capacity and warpage conversion ratio
Forming liquid.
For solving above-mentioned technical problem, forming liquid of the present invention includes the raw material of following weight percentage ratio：Ammonium pentaborate
0.55%～0.85%, Azelaic Acid 0.005%～0.025%, citric acid 0.01%～0.04%, remaining is water.
Specifically, applied when the third level is melted into using above-mentioned forming liquid, forming liquid includes the original of following weight percentage ratio
Material：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid 0.010%～0.025%, citric acid 0.025%～0.040%, remaining
For water.
Applied when the fourth stage is melted into using above-mentioned forming liquid, forming liquid includes the raw material of following weight percentage ratio：Five boron
Sour ammonium 0.55%～0.85%, Azelaic Acid 0.005%～0.020%, citric acid 0.015%～0.025%, remaining are water.
For improving formation effect, static capacity conversion ratio is more than 105%, and warpage conversion multiplying power is more than 2.45 times.
Forming liquid used by third level chemical conversion, preferably includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.55%～
0.85%, Azelaic Acid 0.01%～0.025%, citric acid 0.030%～0.040%, remaining are water.
Forming liquid used by fourth stage chemical conversion, preferably includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.55%～
0.85%, Azelaic Acid 0.015%～0.020%, citric acid 0.010%～0.025%, remaining are water.
For further improving formation effect, up to 106.9%, warpage converts multiplying power up to 2.47 to static capacity conversion ratio
Times.
Forming liquid used by third level chemical conversion, most preferably includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.55%～
0.85%, Azelaic Acid 0.020%, citric acid 0.035%, remaining are water.
Forming liquid used by fourth stage chemical conversion, most preferably includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.55%～
0.85%, Azelaic Acid 0.015%, citric acid 0.020%, remaining are water.
Applied when level V is melted into using above-mentioned forming liquid, can adopt and identical forming liquid is melted into the fourth stage.Chemical conversion
Liquid includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid 0.005%～0.020%, Fructus Citri Limoniae
Acid 0.015%～0.025%, remaining is water.
The forming liquid of level V chemical conversion, preferably includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.55%～
0.85%, Azelaic Acid 0.015%～0.020%, citric acid 0.010%～0.025%, remaining are water.
The forming liquid of level V chemical conversion, most preferably includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.55～
0.85%, Azelaic Acid 0.015%, citric acid 0.020%, remaining are water.
Second technical problem solved by the invention is to provide to be applied to using forming liquid of the present invention and prepares Waste Acid From Hua Cheng Foil
Chemical synthesizing method, chemical synthesizing method of the present invention are comprised the following steps：A) multistage chemical conversion；B) heat treatment；C) phosphoric acid is processed；D) it is melted into afterwards；
E) post processing.
Wherein, step A) multipolarity becomes level Four chemical conversion or Pyatyi is melted into.
Step A) using during level Four chemical conversion：
Forming liquid used by third level chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.55%～0.85%,
Azelaic Acid 0.010%～0.025%, citric acid 0.025%～0.040%, remaining are water.
Forming liquid used by fourth stage chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.55%～0.85%,
Azelaic Acid 0.005%～0.020%, citric acid 0.015%～0.025%, remaining are water.
Step B) heat treatment, C) phosphoric acid process, D) chemical conversion, E afterwards) post processing adopts conventional method.
Step A) using Pyatyi be melted into when, the third level chemical conversion and the fourth stage chemical conversion used by forming liquid with level Four be melted into, the 5th
Forming liquid used by level chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid
0.005%～0.020%, citric acid 0.015%～0.025%, remaining are water.
For improving formation effect, shorten hydration time, in above-mentioned technical proposal, step A) in first order chemical conversion usedization
Into liquid, including the raw material of following weight percentage ratio：Ammonium adipate 0.25%～0.45%, citric acid 0.15%～0.30%, also
Former agent 0.002%～0.004%, remaining are water；Or be ammonium adipate 0.25%～0.45%, citric acid 0.15%～
0.30%, maleic acid 0.002%～0.004%, reducing agent 0.002%～0.004%, remaining are water；Wherein, described also
Former agent is ortho phosphorous acid, sodium hypophosphite, ortho phosphorous acid potassium, at least one in ammonium hypophosphite.
For improving formation effect, shorten hydration time, in above-mentioned technical proposal, step A) in second level chemical conversion usedization
Into liquid, including the raw material of following weight percentage ratio：Ammonium adipate 0.12%～0.20%, citric acid 0.10%～0.20%, also
Former agent 0.001～0.002%, remaining are water；Or be ammonium adipate 0.12%～0.20%, citric acid 0.10%～0.20%,
Maleic acid 0.001～0.003%, reducing agent 0.001～0.002%, remaining are water；Wherein, the reducing agent is time Asia
At least one in phosphoric acid, sodium hypophosphite, ortho phosphorous acid potassium, ammonium hypophosphite.
In above-mentioned technical proposal, step C) phosphoric acid processed using conventional chemical conversion phosphoric acid processs liquid, such as employing
By weight percentage, the aqueous solution of phosphoric acid 5.0-8.0%.
In above-mentioned technical proposal, step D) forming liquid used by the rear chemical conversion can be as following in included using conventional forming liquid
The raw material of percentage by weight：Boronic acid containing 5.0%-8.0%, the aqueous solution of ammonium pentaborate 0.25%-0.45%.
In above-mentioned technical proposal, step E) post processing solution using conventional post-treatment solution, as adopt with
Percentage by weight meter, the aqueous solution of phosphoric acid ammonium dihydrogen 0.30-0.50%.
In above-mentioned technical proposal, the chemical conversion temperature of chemical synthesizing method of the present invention, pressure, voltage, time etc. are using existing normal
Rule chemical conversion parameter.
Chemical synthesizing method of the present invention is applied to the production of different size Waste Acid From Hua Cheng Foil between 180～730VF, need not adjust forming liquid
Composition and concentration, but by increasing and decreasing the input voltage control at groove ends at different levels.
3rd technical problem solved by the invention is to provide the Waste Acid From Hua Cheng Foil for being prepared gained by above-mentioned chemical synthesizing method, has
Fabrication of High Specific Capacitance, the advantage of high warpage.The aluminium electrolutic capacitor that the Waste Acid From Hua Cheng Foil that gained is prepared using said method is made has good
Performance.
Beneficial effects of the present invention are as follows：
The present invention makes forming liquid using ammonium pentaborate, Azelaic Acid, citric acid, is melted into for the third level and the fourth stage
Into the static capacity conversion ratio of gained Waste Acid From Hua Cheng Foil, tortuous conversion multiplying power can be improved.By taking the chemical conversion product of 560VF as an example, existing skill
Art products obtained therefrom static capacity conversion ratio is 95-100%, and warpage conversion multiplying power is 1.5-2 times；Using products obtained therefrom of the present invention
Direct capacitance conversion ratio is 102.5-107.0%, and warpage conversion multiplying power is 2.35-2.70 times, and direct capacitance conversion ratio and warpage are converted
Multiplying power is significantly improved.The forming liquid and matching used chemical synthesizing method that the present invention is provided provides a kind of brand-new choosing for the public
Select.
Specific embodiment
With reference to specific embodiment, the invention will be further described, it will be appreciated that, not by the protection of the present invention
Scope is limited in the embodiment.
Explanation is further explained to the present invention with the production instance of 560VF products below.
Embodiment 1
Aluminium foil is carried out A successively) first order is melted into, the second level is melted into, the third level is melted into, fourth stage chemical conversion；B) at phosphoric acid
Reason；C) heat treatment；D) it is melted into afterwards；E) post processing；Process parameters such as temperature, pressure, time, voltage etc. are using routinizing
Parameter into method；Wherein：
Forming liquid used by first order chemical conversion includes the raw material of following weight percentage ratio：Ammonium adipate 0.35%, citric acid
0.20%, maleic acid 0.003%, sodium hypophosphite 0.003%, remaining are water；
Forming liquid used by the chemical conversion of the second level includes the raw material of following weight percentage ratio：Ammonium adipate 0.18%, citric acid _
0.15%, maleic acid 0.002%, sodium hypophosphite 0.002%, remaining are water；
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.010%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.005%；Citric acid 0.025%, remaining are water；
B) phosphoric acid processes solution used by weight percentage, the aqueous solution of phosphoric acid 5.0-8.0%；
D) forming liquid used is melted into afterwards by weight percentage, boronic acid containing 5.0-8.0%, ammonium pentaborate 0.25-0.45%
Aqueous solution；
E) post processing solution by weight percentage, the aqueous solution of phosphoric acid ammonium dihydrogen 0.30-0.50%.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 102.80%, and warpage conversion multiplying power is 2.67 times.
Embodiment 2
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.005%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 102.50%, and warpage conversion multiplying power is 2.59 times.
Embodiment 3
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.005%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 103.20%, and warpage conversion multiplying power is 2.55 times.
Embodiment 4
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.025%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.005%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 103.50%, and warpage conversion multiplying power is 2.53 times.
Embodiment 5
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.010%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.010%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 102.90%, and warpage conversion multiplying power is 2.63 times.
Embodiment 6
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.010%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 103.20%, and warpage conversion multiplying power is 2.59 times.
Embodiment 7
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.010%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 103.50%, and warpage conversion multiplying power is 2.57 times.
Embodiment 8
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.025%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.010%；Citric acid 0.025%, remaining are water.Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 103.10%, warpage conversion times
Rate is 2.61 times.
Embodiment 9
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.010%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion, including the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.20%, and warpage conversion multiplying power is 2.55 times.
Embodiment 10
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.20%, and warpage conversion multiplying power is 2.52 times.
Embodiment 11
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.90%, and warpage conversion multiplying power is 2.47 times.
Embodiment 12
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.025%, citric acid 0.030%, remaining are water
；Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.80%, and warpage conversion multiplying power is 2.45 times.
Embodiment 13
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.010%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.40%, and warpage conversion multiplying power is 2.51 times.
Embodiment 14
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.50%, and warpage conversion multiplying power is 2.47 times.
Embodiment 15
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.20%, and warpage conversion multiplying power is 2.45 times.
Embodiment 16
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.025%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.70%, and warpage conversion multiplying power is 2.37 times.
Embodiment 17
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.025%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.010%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 104.50%, and warpage conversion multiplying power is 2.55 times.
Embodiment 18
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.010%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 104.90%, and warpage conversion multiplying power is 2.50 times.
Embodiment 19
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.035%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.010%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 106.80%, and warpage conversion multiplying power is 2.47 times.
Embodiment 20
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.040%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.010%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 106.70%, and warpage conversion multiplying power is 2.45 times.
Embodiment 21
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.025%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.015%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.90%, and warpage conversion multiplying power is 2.53 times.
Embodiment 22
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.015%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 106.20%, and warpage conversion multiplying power is 2.49 times.
Embodiment 23
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.035%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.015%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 106.40%, and warpage conversion multiplying power is 2.46 times.
Embodiment 24
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.040%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.015%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 106.10%, and warpage conversion multiplying power is 2.46 times.
Embodiment 25
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.025%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.020%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 106.30%, and warpage conversion multiplying power is 2.54 times.
Embodiment 26
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.020%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 106.50%, and warpage conversion multiplying power is 2.51 times.
Embodiment 27
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.035%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.020%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 106.90%, and warpage conversion multiplying power is 2.47 times.
Embodiment 28
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.040%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.020%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 106.50%, and warpage conversion multiplying power is 2.47 times.
Embodiment 29
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.025%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.90%, and warpage conversion multiplying power is 2.45 times.
Embodiment 30
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.030%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.60%, and warpage conversion multiplying power is 2.42 times.
Embodiment 31
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.035%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.80%, and warpage conversion multiplying power is 2.40 times.
Embodiment 32
Chemical synthesizing method is identical with 1 method of embodiment, and difference is third level chemical conversion and forming liquid used by fourth stage chemical conversion：
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.020%, citric acid 0.040%, remaining are water；
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Ammonium pentaborate 0.65%, Azelaic Acid
0.015%；Citric acid 0.025%, remaining are water.
Gained Waste Acid From Hua Cheng Foil static capacity conversion ratio is 105.20%, and warpage conversion multiplying power is 2.37 times.
1 embodiment 1-32 of table prepares the performance parameter of gained Waste Acid From Hua Cheng Foil
| Embodiment is numbered | Static capacity conversion ratio | Warpage converts multiplying power |
| Embodiment 1 | 102.80% | 2.67 again |
| Embodiment 2 | 102.50% | 2.59 again |
| Embodiment 3 | 103.20% | 2.55 again |
| Embodiment 4 | 103.50% | 2.53 again |
| Embodiment 5 | 102.90% | 2.63 again |
| Embodiment 6 | 103.20% | 2.59 again |
| Embodiment 7 | 103.50% | 2.57 again |
| Embodiment 8 | 103.10% | 2.61 again |
| Embodiment 9 | 105.20% | 2.55 again |
| Embodiment 10 | 105.20% | 2.52 again |
| Embodiment 11 | 105.90% | 2.47 again |
| Embodiment 12 | 105.80% | 2.45 again |
| Embodiment 13 | 105.40% | 2.51 again |
| Embodiment 14 | 105.50% | 2.47 again |
| Embodiment 15 | 105.20% | 2.45 again |
| Embodiment 16 | 105.70% | 2.37 again |
| Embodiment 17 | 104.50% | 2.55 again |
| Embodiment 18 | 104.90% | 2.50 again |
| Embodiment 19 | 106.80% | 2.47 again |
| Embodiment 20 | 106.70% | 2.45 again |
| Embodiment 21 | 105.90% | 2.53 again |
| Embodiment 22 | 106.20% | 2.49 again |
| Embodiment 23 | 106.40% | 2.46 again |
| Embodiment 24 | 106.10% | 2.46 again |
| Embodiment 25 | 106.30% | 2.54 again |
| Embodiment 26 | 106.50% | 2.51 again |
| Embodiment 27 | 106.90% | 2.47 again |
| Embodiment 28 | 106.50% | 2.47 again |
| Embodiment 29 | 105.90% | 2.45 again |
| Embodiment 30 | 105.60% | 2.42 again |
| Embodiment 31 | 105.80% | 2.40 again |
| Embodiment 32 | 105.20% | 2.37 again |
Can be obtained according to the analysis of embodiment 1-32：In third level forming liquid, Azelaic Acid content is controlled 0.01%～0.025%,
Citric acid content control 0.030%～0.040%, in level Four forming liquid, Azelaic Acid content is controlled 0.015%～0.020%,
Citric acid content control 0.010%～0.025%, the parameter being melted into out is ideal：The static capacity conversion of 560VF products
Rate is more than 105%, and warpage conversion multiplying power is more than 2.45 times.
When in third level forming liquid, Azelaic Acid content is controlled 0.020%, citric acid content controls 0.035%, level Four
Into in liquid, 0.015%, citric acid content controls 0.020% to the control of Azelaic Acid content, and the parameter being melted into out is ideal：
The static capacity conversion ratio of 560VF products can reach 106.9%, and warpage conversion multiplying power can reach 2.47 times.
Following examples are to investigate the first order to be melted into the impact with the forming liquid in the chemical conversion of the second level to chemical synthesizing method.
Embodiment 33
Chemical synthesizing method is identical with 1 method of embodiment, and difference is level Four chemical conversion forming liquid used：
Forming liquid used by first order chemical conversion includes the raw material of following weight percentage ratio：Boric acid 2.5%, ammonia 0.35% are secondary
Sodium phosphite 0.003%, remaining are water.
Forming liquid used by the chemical conversion of the second level includes the raw material of following weight percentage ratio：Boric acid 2.5%, ammonia 0.25% are secondary
Sodium phosphite 0.002%, remaining are water.
Forming liquid used by third level chemical conversion includes the raw material of following weight percentage ratio：Boric acid 6.5%, ammonium pentaborate
0.35%, remaining is water.
Forming liquid used by fourth stage chemical conversion includes the raw material of following weight percentage ratio：Boric acid 6.5%, ammonium pentaborate 0.35～
0.45%, remaining is water.
Embodiment 34
Chemical synthesizing method is identical with 19 method of embodiment, and difference is first order chemical conversion and forming liquid used by the chemical conversion of the second level：
Forming liquid used by first order chemical conversion includes the raw material of following weight percentage ratio：Boric acid 2.5%, ammonia 0.35% are secondary
Sodium phosphite 0.003%, remaining are water.
Forming liquid used by the chemical conversion of the second level includes the raw material of following weight percentage ratio：Boric acid 2.5%, ammonia 0.25% are secondary
Sodium phosphite 0.002%, remaining are water.
Embodiment 35
Chemical synthesizing method is identical with 19 method of embodiment, and difference is first order chemical conversion and forming liquid used by the chemical conversion of the second level：
Forming liquid used by first order chemical conversion includes the raw material of following weight percentage ratio：Ammonium adipate 0.35%, citric acid
0.20%, sodium hypophosphite 0.003%, remaining are water.
Forming liquid used by the chemical conversion of the second level includes the raw material of following weight percentage ratio：Ammonium adipate 0.18%, citric acid _
0.15%, sodium hypophosphite 0.002%, remaining are water.
Embodiment 36
Chemical synthesizing method is identical with 19 method of embodiment, and difference is first order chemical conversion and forming liquid used by the chemical conversion of the second level：
Forming liquid used by first order chemical conversion includes the raw material of following weight percentage ratio：Ammonium adipate 0.35%, citric acid
0.20%, maleic acid 0.003%, sodium hypophosphite 0.003%, remaining are water.
Forming liquid used by the chemical conversion of the second level includes the raw material of following weight percentage ratio：Ammonium adipate 0.18%, citric acid _
0.15%, maleic acid 0.002%, sodium hypophosphite 0.002%, remaining are water.
Table 2
From embodiment 33-36, embodiment 34,35,36 is obtained using the condition for being different from 33 conventional forming liquid of embodiment
To Waste Acid From Hua Cheng Foil static capacity conversion ratio and warpage conversion multiplying power be remarkably improved, and the hydration time of embodiment 35,36 compared with
33 obvious shortening of embodiment, has been respectively shortened 9s and 26s.Embodiment 34 .35,36 gained Waste Acid From Hua Cheng Foil static capacity conversion ratios and
Warpage conversion multiplying power is suitable, but 36 hydration time of embodiment substantially shortens, it can be seen that using maleic acid application to first
Hydration time can significantly be shortened when being melted in level chemical conversion and the second level, and to static capacity conversion ratio and warpage conversion multiplying power almost without
Affect.
Following examples are to investigate impact of the Waste Acid From Hua Cheng Foil to properties of product that forming liquid of the present invention prepares different size.
The product that different size is prepared respectively using chemical synthesizing method of the present invention, is carried out to such as with conventional method products obtained therefrom
Table 3 below.
Wherein, conventional method preparation condition is referring to embodiment 33, according only to when specification requirement adjustment voltage, electric current, reaction
Between etc. condition.The inventive method preparation condition adjusts voltage, electric current, reaction referring to embodiment 36 according only to specification requirement
The conditions such as time.
Table 3
As can be seen from Table 3, the Waste Acid From Hua Cheng Foil product of different voltage ends, improves gained chemical conversion after chemical synthesizing method using the present invention
The static capacity conversion ratio of paper tinsel product and warpage conversion multiplying power are improved than the performance parameter of conventional method gained Waste Acid From Hua Cheng Foil product
Significantly.
To sum up, the lifting using forming liquid of the present invention and chemical synthesizing method gained Waste Acid From Hua Cheng Foil product static capacity conversion ratio is favourable
The sun of production electric capacity in the capacity for improving miniaturization aluminium electrolutic capacitor, in the capacitor product of identical capacity, can be reduced
Pole and cathode area.Warpage converts the lifting of multiplying power, and capacitor can use little capacitor core, such as originally using a diameter of
2.0mm, can be replaced with 1.0mm after lifting.By the lifting of above-mentioned two parameter, can under conditions of equivalent production capacity
The volume of capacitor, and then the heat for reducing discharging when capacitor works is reduced, is reduced power consumption, and accounting for for electrical equipment can be reduced
Ground space.Technical solution of the present invention is simple, and site technique workflow reengineering is convenient, and feasibility is strong, and application prospect is wide, is the public
Provide a kind of brand-new selection.
Claims (11)
1. forming liquid, it is characterised in that raw material of the forming liquid for following weight percentage ratio：Ammonium pentaborate 0.55%～
0.85%th, Azelaic Acid 0.005%～0.025%, citric acid 0.01%～0.04%, remaining is water；
Wherein, forming liquid applies the raw material in third level chemical conversion for following weight percentage ratio：Ammonium pentaborate 0.55%～0.85%,
Azelaic Acid 0.010%～0.025%, citric acid 0.025%～0.040%, remaining are water；
Forming liquid is applied in the raw material that the fourth stage is melted into or level V chemical conversion is following weight percentage ratio：Ammonium pentaborate 0.55%～
0.85%, Azelaic Acid 0.005%～0.020%, citric acid 0.015%～0.025%, remaining are water.
2. forming liquid according to claim 1, it is characterised in that it is following weight hundred that forming liquid is applied in third level chemical conversion
Divide the raw material of ratio：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid 0.01%～0.025%, citric acid 0.030%～
0.040%, remaining is water.
3. forming liquid according to claim 1, it is characterised in that it is following weight hundred that forming liquid is applied in third level chemical conversion
Divide the raw material of ratio：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid 0.020%, citric acid 0.035%, remaining are water.
4. forming liquid according to claim 1, it is characterised in that forming liquid is applied and is melted into or level V chemical conversion in the fourth stage
Raw material for following weight percentage ratio：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid 0.015%～0.020%, citric acid
0.010%～0.025%, remaining is water.
5. forming liquid according to claim 1, it is characterised in that forming liquid is applied and is melted into or level V chemical conversion in the fourth stage
Raw material for following weight percentage ratio：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid 0.015%, citric acid 0.020%, its
Yu Weishui.
6., using the chemical synthesizing method of the forming liquid described in any one of claim 1-5, comprise the following steps：A) multistage chemical conversion；B)
Heat treatment；C) phosphoric acid is processed；D) it is melted into afterwards；E) post processing；It is characterized in that：
Wherein, step A) multipolarity becomes level Four chemical conversion or Pyatyi is melted into；
Step A) using during level Four chemical conversion：
Raw material of the forming liquid for following weight percentage ratio used by third level chemical conversion：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid
0.010%～0.025%, citric acid 0.025%～0.040%, remaining are water；
Raw material of the forming liquid for following weight percentage ratio used by fourth stage chemical conversion：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid
0.005%～0.020%, citric acid 0.015%～0.025%, remaining are water；
Step A) using during Pyatyi chemical conversion：
Raw material of the forming liquid for following weight percentage ratio used by third level chemical conversion：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid
0.010%～0.025%, citric acid 0.025%～0.040%, remaining are water；
Raw material of the forming liquid for following weight percentage ratio used by fourth stage chemical conversion：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid
0.005%～0.020%, citric acid 0.015%～0.025%, remaining are water；
Raw material of the forming liquid for following weight percentage ratio used by level V chemical conversion：Ammonium pentaborate 0.55%～0.85%, Azelaic Acid
0.005%～0.020%, citric acid 0.015%～0.025%, remaining are water.
7. chemical synthesizing method according to claim 6, it is characterised in that：Step A) in the first order chemical conversion used by forming liquid be
The raw material of following weight percentage ratio：Ammonium adipate 0.25%～0.45%, citric acid 0.15%～0.30%, reducing agent
0.002%～0.004%, remaining is water；
Or be ammonium adipate 0.25%～0.45%, citric acid 0.15%～0.30%, maleic acid 0.002%～
0.004%, reducing agent 0.002%～0.004%, remaining are water；
Wherein, the reducing agent is ortho phosphorous acid, sodium hypophosphite, ortho phosphorous acid potassium, at least one in ammonium hypophosphite.
8. chemical synthesizing method according to claim 6, it is characterised in that：Step A) in the second level chemical conversion used by forming liquid be
The raw material of following weight percentage ratio：Ammonium adipate 0.12%～0.20%, citric acid 0.10%～0.20%, reducing agent 0.001
～0.002%, remaining is water；
Or be ammonium adipate 0.12%～0.20%, citric acid 0.10%～0.20%, maleic acid 0.001～0.003%,
Reducing agent 0.001～0.002%, remaining are water；
Wherein, the reducing agent is ortho phosphorous acid, sodium hypophosphite, ortho phosphorous acid potassium, at least one in ammonium hypophosphite.
9. chemical synthesizing method according to claim 6, it is characterised in that：Step C) phosphoric acid processes and adopts with weight percent
Than meter, the aqueous solution of phosphoric acid 5.0-8.0%.
10. chemical synthesizing method according to claim 6, it is characterised in that：Step D) described after under forming liquid is used by chemical conversion
State the raw material of percentage by weight：Boronic acid containing 5.0-8.0%, the aqueous solution of ammonium pentaborate 0.25-0.45%.
11. chemical synthesizing methods according to claim 6, it is characterised in that：Step E) post processing adopted with weight percent
Than meter, the aqueous solution of phosphoric acid ammonium dihydrogen 0.30-0.50%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410831065.0A CN104499029B (en) | 2014-12-26 | 2014-12-26 | The forming liquid of high conversion, Waste Acid From Hua Cheng Foil and its chemical synthesizing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410831065.0A CN104499029B (en) | 2014-12-26 | 2014-12-26 | The forming liquid of high conversion, Waste Acid From Hua Cheng Foil and its chemical synthesizing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104499029A CN104499029A (en) | 2015-04-08 |
| CN104499029B true CN104499029B (en) | 2017-03-15 |
Family
ID=52940478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410831065.0A Active CN104499029B (en) | 2014-12-26 | 2014-12-26 | The forming liquid of high conversion, Waste Acid From Hua Cheng Foil and its chemical synthesizing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104499029B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108441919B (en) * | 2018-03-22 | 2020-09-15 | 四川日科电子有限公司 | Preparation method of all-organic-acid-aluminum electrolytic capacitor anode foil forming formation liquid |
| CN110828184B (en) * | 2019-11-26 | 2022-05-10 | 深圳市柏瑞凯电子科技股份有限公司 | Formation method of solid aluminum capacitor |
| CN113026073A (en) * | 2021-01-05 | 2021-06-25 | 南通海星电子股份有限公司 | Formation method of extra-high voltage electrode foil |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1990914B (en) * | 2005-12-30 | 2010-11-17 | 新疆众和股份有限公司 | Forming technique for reducing voltage rising time of aluminum electrolytic capacitor anode foil |
| CN102011167B (en) * | 2010-09-26 | 2012-01-11 | 广西贺州市桂东电子科技有限责任公司 | Electron aluminum foil initial section formation liquid additive and adding method thereof |
| CN102610390B (en) * | 2011-01-20 | 2014-02-19 | 严民 | Method for forming ultrahigh-voltage anode foil for aluminum electrolytic capacitors |
-
2014
- 2014-12-26 CN CN201410831065.0A patent/CN104499029B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104499029A (en) | 2015-04-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104499029B (en) | The forming liquid of high conversion, Waste Acid From Hua Cheng Foil and its chemical synthesizing method | |
| CN106205930B (en) | A kind of iron nickel molybdenum preparation process for magnetic powder core | |
| CN102146560B (en) | Rare earth-silanization treatment agent used before metal cathode electrophoresis and preparation method of rare earth-silanization treatment agent | |
| CN1990914B (en) | Forming technique for reducing voltage rising time of aluminum electrolytic capacitor anode foil | |
| CN104599845B (en) | A kind of production method of electrolytic capacitor low voltage anode aluminum foil | |
| CN103872324B (en) | A kind of petal-shaped lithium ion battery negative material VPO4preparation method | |
| CN102544505A (en) | Surface modification method of lithium iron phosphate cathode material | |
| CN103160902A (en) | Middle-high voltage electrode foil five-section formation two-stage liquid feed production method | |
| CN105722315B (en) | Wiring board method for plugging and wiring board | |
| CN104078240B (en) | Method for manufacturing anode foil of alternating current motor capacitor | |
| CN104294345A (en) | Treatment method of medium-high-voltage anode foils | |
| CN115231541A (en) | Preparation method and application of lithium iron manganese phosphate | |
| CN107967996B (en) | A kind of chemical synthesizing method of mash welder capacitor anode foils | |
| CN102645366A (en) | Method for determining Paris parameters C and m of material at different stress ratios | |
| CN101383228B (en) | Formation method of electrode foil for low voltage low leakage aluminum electrolysis capacitor | |
| CN107254707B (en) | Method for manufacturing multi-stage pore-forming rapid medium-high voltage electrode foil | |
| CN104466147B (en) | Preparation method of carbon in-situ composite titanium dioxide lithium ion battery negative electrode material | |
| CN104499030B (en) | Shorten forming liquid, resistance to water Waste Acid From Hua Cheng Foil and its chemical synthesizing method of hydration time | |
| CN107799313A (en) | A kind of Waste Acid From Hua Cheng Foil and its production technology | |
| CN102751102B (en) | Method for reducing equivalent series resistance of electrolytic capacitor | |
| CN101651045A (en) | Manufacturing method of conductive foil of high-voltage aluminum electrolytic capacitor | |
| CN107705991B (en) | Tantalum capacitor is reduced by the process of membrane process ESR | |
| CN106732692A (en) | A kind of preparation method of modified aluminium oxide supports | |
| CN104091953B (en) | Lithium ion battery negative material pyrophosphoric acid vanadium and preparation method thereof | |
| CN109698341B (en) | Electrode preparation method, electrode and battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |