CN104485484A - Nanometer silicon oxide-based colloidal-type electrolyte and colloidal-type storage battery - Google Patents

Nanometer silicon oxide-based colloidal-type electrolyte and colloidal-type storage battery Download PDF

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Publication number
CN104485484A
CN104485484A CN201410710549.XA CN201410710549A CN104485484A CN 104485484 A CN104485484 A CN 104485484A CN 201410710549 A CN201410710549 A CN 201410710549A CN 104485484 A CN104485484 A CN 104485484A
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China
Prior art keywords
colloidal
nanometer silicon
electrolyte
battery
storage battery
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CN201410710549.XA
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CN104485484B (en
Inventor
钦建峰
邹彪
张卫忠
王金都
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CHANGXING TIEYING ELECTRIC Co Ltd
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CHANGXING TIEYING ELECTRIC Co Ltd
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/06—Lead-acid accumulators
    • H01M10/08—Selection of materials as electrolytes
    • H01M10/10—Immobilising of electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0085—Immobilising or gelification of electrolyte
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)

Abstract

The invention relates to a nanometer silicon oxide-based colloidal-type electrolyte and a colloidal-type storage battery. The nanometer silicon oxide-based colloidal-type electrolyte comprises the following components in percentage by weight: 4.0-9.0% of nanometer silicon-based oxide SiOx, 1.2-1.8% of Na2SO4, 42-45% of H2SO4, 0.08-0.12% of SnSO4, 0.1-0.3% of fluorine-containing resin, 1.0-1.3% of naturally extracted polysaccharide, 0.08-0.12% of carboxymethylcellulose, 1.5-1.8% of ethylene glycol polymer, 0.5-1.2% of polyethylene glycol methyl ester and 42-62% of homemade pure water, wherein the X value of nanometer silicon-based oxide SiOx is 1.35-1.6 and the molecular weight of the ethylene glycol polymer is 300-500. By optimizing the optimum range of the X value of the nanometer silicon-based oxide SiOx and the optimum molecular weight of the ethylene glycol polymer, the phenomenon of thermal runaway of the battery is inhibited; and the specific capacity of the battery is increased so as to achieve excellent high-current deep cycle performance.

Description

A kind of nano oxidized silica-based colloid type electrolyte and colloid type storage battery
Technical field
The present invention relates to battery electrolyte technical field, particularly the nano oxidized silica-based colloid type electrolyte of one and colloid type storage battery.
Background technology
Colloid type battery improves the one of the conventional accumulators being provided with liquid electrolyte, specifically sulfuric acid electrolyte replaced with colloidal electrolyte, make battery in fail safe, charge capacity, discharge performance and useful life etc. comparatively common batteries all make moderate progress.
More existing colloid type electrolyte in the market, but all there are following defects: the temperature rise of (1) inside battery electrolyte is relatively large, easily there is thermal runaway phenomenon in battery, namely battery electric current and battery temperature when constant voltage charge a kind of humidification of accumulation property occurs and progressively damage; (2) electrolyte of battery easily occur micelle reunite, colloidal hydrated, chap and harden dry, make colloidal electrolyte lose thixotropy, affect the big current deep-circulating performance of battery, namely shortened the useful life of battery.
In order to solve the problem, the present invention proposes a kind of high-efficiency energy-saving nano of battery thermal runaway phenomenon and raising big current deep-circulating performance that can effectively suppress and is oxidized silica-based colloid type electrolyte and colloid type storage battery.
Summary of the invention
Instant invention overcomes above-mentioned the deficiencies in the prior art, propose a kind of high-efficiency energy-saving nano of battery thermal runaway phenomenon and raising big current deep-circulating performance that can effectively suppress and be oxidized silica-based colloid type electrolyte and colloid type storage battery.
Technical scheme of the present invention is achieved in that
A kind of nano oxidized silica-based colloid type electrolyte, the constitutive material components by weight percentage of described electrolyte is:
X value in wherein said nano silicon-based oxide SiOx molecule is 1.35 ~ 1.6; The molecular weight of described ethylene glycol polymer is 300 ~ 500.
A kind of colloid type storage battery, its electrolyte is nano oxidized silica-based colloid type electrolyte according to claim 1.
Have employed the invention has the beneficial effects as follows of technique scheme:
The present invention is that a kind of high-efficiency energy-saving nano of battery thermal runaway phenomenon and raising big current deep-circulating performance that can effectively suppress is oxidized silica-based colloid type electrolyte and colloid type storage battery.The X value optimum range that present invention optimizes in nano silicon-based oxide SiOx molecule is 1.35 ~ 1.6, the optimum weight of ethylene glycol polymer is 300 ~ 500, this colloid type electrolyte is made to have the ability of the foreign ion such as antimony, iron, manganese, chlorine in excellent Electolyte-absorptive, decrease self-discharge of battery, effectively inhibit battery thermal runaway phenomenon; Adopt high duty alloy material simultaneously, improve the specific capacity of battery, there is good big current deep-circulating performance.
Embodiment
The specific embodiment of the present invention is as follows:
Embodiment 1: a kind of nano oxidized silica-based colloid type electrolyte, the constitutive material components by weight percentage of described electrolyte is:
X value in wherein said nano silicon-based oxide SiOx molecule is 1.5; The molecular weight of described ethylene glycol polymer is 350.
A kind of storage battery, its electrolyte is above-mentioned nano oxidized silica-based colloid type electrolyte.
Be below experimental data:
Cycle life is tested: in the environment of 25 DEG C ± 2 DEG C, with 0.75I 3(A) current discharge 3h, then with constant voltage 14.40 ± 0.1V (current limliting 0.9I 3(A) charge 9h, circulate after 399 times, and the 400th circulation is tested by 3 hour rate capacity test methods, and actual capacity Ca is not less than 0.80C 3.
Project The present embodiment Industry advanced level
Voltage 13.40V～13.42V 13.40V
3 hour rate capacity (25 DEG C) 42.9Ah 41.8Ah
-18 DEG C of cryogenic property capacity ≥62％ 58％
Sealing reaction efficiency 97％ 96％

Claims (2)

1. a nano oxidized silica-based colloid type electrolyte, is characterized in that the constitutive material components by weight percentage of described electrolyte is:
X value in wherein said nano silicon-based oxide SiOx molecule is 1.35 ~ 1.6; The molecular weight of described ethylene glycol polymer is 300 ~ 500.
2. a kind of colloid type storage battery according to claim 1, is characterized in that: its electrolyte is nano oxidized silica-based colloid type electrolyte according to claim 1.
CN201410710549.XA 2014-11-28 2014-11-28 A kind of nano silicon oxide base rubber build electrolyte and colloid type battery Active CN104485484B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410710549.XA CN104485484B (en) 2014-11-28 2014-11-28 A kind of nano silicon oxide base rubber build electrolyte and colloid type battery

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Application Number Priority Date Filing Date Title
CN201410710549.XA CN104485484B (en) 2014-11-28 2014-11-28 A kind of nano silicon oxide base rubber build electrolyte and colloid type battery

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CN104485484B CN104485484B (en) 2017-06-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112768788A (en) * 2021-03-08 2021-05-07 深圳市大智德能源科技有限公司 Nano colloid electrolyte adopting valve control type new energy vehicle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1384558A (en) * 2002-06-05 2002-12-11 郑洁洪 Silicon-free colloidal electrolyte
CN101908650A (en) * 2010-08-06 2010-12-08 天能电池集团有限公司 Gel electrolyte of power lead-acid storage battery
CN102324574A (en) * 2011-09-23 2012-01-18 江苏华富储能新技术发展有限公司 Cloud gel electrolyte for lead-acid storage battery
CN102394319A (en) * 2011-11-03 2012-03-28 广西天鹅蓄电池有限责任公司 Colloidal electrolyte of storage battery

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1384558A (en) * 2002-06-05 2002-12-11 郑洁洪 Silicon-free colloidal electrolyte
CN101908650A (en) * 2010-08-06 2010-12-08 天能电池集团有限公司 Gel electrolyte of power lead-acid storage battery
CN102324574A (en) * 2011-09-23 2012-01-18 江苏华富储能新技术发展有限公司 Cloud gel electrolyte for lead-acid storage battery
CN102394319A (en) * 2011-11-03 2012-03-28 广西天鹅蓄电池有限责任公司 Colloidal electrolyte of storage battery

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
李超等: "聚乙二醇对纳米SiO2水悬浮液分散稳定性的影响", 《装甲兵工程学院学报》 *
陈妹琼等: "多元醇对气相二氧化硅胶体电解液电化学性能的影响", 《蓄电池》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112768788A (en) * 2021-03-08 2021-05-07 深圳市大智德能源科技有限公司 Nano colloid electrolyte adopting valve control type new energy vehicle

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