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High-performance nano colloid power battery and preparation method

A nano colloid and power battery technology, applied in the direction of battery, nanotechnology, nanotechnology, etc., can solve the problems of poor low-temperature starting performance, short service life, poor temperature resistance of the battery, etc., and achieve good deep discharge resistance and long service life , Improve the effect of cycle life

Inactive Publication Date: 2018-09-04
HAZE POWER SUPPLY TECH GANZHOU CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to solve the problems of poor temperature resistance, poor low-temperature starting performance, and short service life of batteries in the prior art, and provide a high-performance nano-colloid power battery and its preparation method

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] A high-performance nano-colloid power battery, including an anode plate, a cathode plate, a positive pole, a negative pole, a diaphragm, an electrolyte and a battery case, the electrolyte is composed of the following raw materials in parts by weight: 180 parts of dilute sulfuric acid with a concentration of 47%, 180 parts of nano 4 parts of fumed silica, 0.02 part of polyacrylamide, 0.02 part of polyvinyl alcohol, 0.02 part of α-naphtholic acid, 40 parts of pure water, the particle size of the nano fumed silica is 7nm, and the specific surface area is 175m / g , wherein, the concentration of the dilute sulfuric acid is 47%; the preparation method of the electrolytic solution is: use a vacuum pump to absorb nano fumed silicon dioxide and pure water to mix and then stir evenly to obtain solution A; dilute sulfuric acid is heated to 30 degrees and continuously Stir, then add dilute sulfuric acid, polyacrylamide, polyvinyl alcohol, and α-naphtholic acid in turn to mix evenly, ...

Embodiment 2

[0021] A high-performance nano-colloid power battery, including an anode plate, a cathode plate, a positive pole, a negative pole, a diaphragm, an electrolyte and a battery case, the electrolyte is composed of the following raw materials by weight: 200 parts of dilute sulfuric acid with a concentration of 52%, nano 5 parts of fumed silica, 0.05 part of polyacrylamide, 0.05 part of polyvinyl alcohol, 0.05 part of α-naphtholic acid, 50 parts of pure water, the particle size of the nano fumed silica is 40nm, and the specific surface area is 225m / g , wherein, the concentration of the dilute sulfuric acid is 52%; the preparation method of the electrolyte is: use a vacuum pump to absorb nano fumed silicon dioxide and pure water to mix and then stir evenly to obtain solution A; dilute sulfuric acid is heated to 40 degrees and continuously Stir, then add dilute sulfuric acid, polyacrylamide, polyvinyl alcohol, and α-naphtholic acid to mix evenly, cool to room temperature, then add solu...

Embodiment 3

[0023] A high-performance nano colloidal power battery, including an anode plate, a cathode plate, a positive pole, a negative pole, a diaphragm, an electrolyte and a battery case, the electrolyte is composed of the following raw materials in parts by weight: 190 parts of dilute sulfuric acid with a concentration of 49%, 190 parts of nano 4 parts of fumed silica, 0.03 part of polyacrylamide, 0.03 part of polyvinyl alcohol, 0.03 part of α-naphtholic acid, 40 parts of pure water, the particle size of the nano fumed silica is 10nm, and the specific surface area is 190m / g , wherein, the concentration of the dilute sulfuric acid is 49%; the preparation method of the electrolytic solution is: use a vacuum pump to absorb nano fumed silicon dioxide and pure water to mix and then stir evenly to obtain solution A; dilute sulfuric acid is heated to 32 degrees and continuously Stir, then add dilute sulfuric acid, polyacrylamide, polyvinyl alcohol, α-naphthol acid and mix well, cool to norm...

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Abstract

The invention discloses a high-performance nano colloid power battery. The battery comprises an anode plate, a cathode plate, a positive column, a negative column, a separation membrane, electrolyte and a battery shell, and the electrolyte is prepared from the following raw materials, in parts by weight: 180-200 parts of dilute sulphuric acid with the concentration being 47-52%, 4-5 parts of nanofumed silica, 0.02-0.05 part of polyacrylamide, 0.02-0.05 part of polyvinyl alcohol, 0.02-0.05 part of alpha-naphthol acid and 40-50 parts of pure water, wherein the grain size of the nano fumed silica is 7-40nm, and the specific surface area is 175-225m / g. Compared with the prior art, the high-performance nano colloid power battery has the comprehensive properties of being long in service life and high in current discharge, and solves the problems that an existing power battery is insufficient in property and the low temperature starting capability is poor.

Description

technical field [0001] The invention relates to the technical field of storage batteries, in particular to a high-performance nano colloid power battery and a preparation method thereof. Background technique [0002] After 2015, the momentum of rational development of the industry has risen, and the development of nationally standardized, differentiated and high-end products has shown a good trend. Product innovation and technology development have also attracted the attention of the entire industry, and the needs of consumer groups have gradually increased. Presenting diversification, channels and terminals also need differentiated products and technologies to provide support. More importantly, with the rapid rise of international crude oil prices, electric vehicles, a means of transportation, have received more and more attention. The demand for energy conservation also requires continuous technological innovation of electric vehicles. The comprehensive technological innov...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01M10/10H01M10/12B82Y30/00
CPCB82Y30/00H01M10/10H01M10/12H01M2220/20H01M2300/0085H01M2300/0091Y02E60/10Y02P70/50
Inventor 刘兴盛曹小青陈志荣
Owner HAZE POWER SUPPLY TECH GANZHOU CO LTD
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