CN109301208A - 铅酸蓄电池铅膏 - Google Patents

铅酸蓄电池铅膏 Download PDF

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CN109301208A
CN109301208A CN201811129702.4A CN201811129702A CN109301208A CN 109301208 A CN109301208 A CN 109301208A CN 201811129702 A CN201811129702 A CN 201811129702A CN 109301208 A CN109301208 A CN 109301208A
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lead
lead plaster
acid accumulator
plaster
basis
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李恩雨
蔡先玉
曾刘芳
楼志强
刘巍
杨宝峰
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Shuangdeng Group Co Ltd
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Shuangdeng Group Co Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/36Selection of substances as active materials, active masses, active liquids
    • H01M4/362Composites
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/06Lead-acid accumulators
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/36Selection of substances as active materials, active masses, active liquids
    • H01M4/48Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/56Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead
    • H01M4/57Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead of "grey lead", i.e. powders containing lead and lead oxide
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

本发明公开了一种铅酸蓄电池铅膏,它包括正极铅膏和负极铅膏,铅膏组分按质量百分比计量。所述正极铅膏在保持常规组分不变的基础上添加0.15~0.3%过硼酸钠。所述负极铅膏在保持常规组分不变的基础上添加0.065~0.08%腐植酸。由于过硼酸钠掺入正极铅膏中能够提高膏体粘性和渗透性,使得板栅与活性物质的结合力大大加强,此效果改善电子传输质量。负极铅膏中因添加了腐植酸,改善了电池大电流放电能力和充电接受能力,显著扩大铅酸蓄电池的容量。上述诸性能改善有利于提升铅酸蓄电池循环寿命,本发明比现有技术同规格产品提高循环寿命30%左右。

Description

铅酸蓄电池铅膏
技术领域
本发明属于电化学电池技术领域,具体地讲,本发明涉及一种铅酸蓄电池,特别是一种铅酸蓄电池铅膏。
背景技术
随着时代的发展,制造业的技术开发能力有了根本性提高,时有新产品进入市场。例如,蓄电池制造业近年来不断地有新能源电池进入市场,这些高性能的新型电池对传统的铅酸蓄电池带来一定冲击。为了增铅酸蓄电池的市场竞争力,提高其循环寿命则尤为重要。
发明内容
本发明主要针对现有技术的铅酸蓄电池铅膏组分配置不尽合理的问题,提出一种改进型铅酸蓄电池铅膏,该铅膏添加的组分合理、材料易购、成本低廉,掺入后对铅膏改性有明显效果。
本发明通过下述技术方案实现技术目标。
铅酸蓄电池铅膏,它包括正极铅膏和负极铅膏,铅膏组分按质量百分比计量。其改进之处在于:所述正极铅膏在保持常规组分不变的基础上添加微量过硼酸钠。所述负极铅膏在保持常规组分不变的基础上添加微量腐植酸。
作为进一步改进方案,所述正极铅膏在保持常规组分不变的基础上添加0.15~0.3%过硼酸钠。所述负极铅膏在保持常规组分不变的基础上添加0.065~0.08%腐植酸。
本发明与现有技术相比,具有以下积极效果:
1、添加的过硼酸钠和腐植酸属普通化学品,易购、价廉,应用成本低廉;
2、因正负极铅膏中分别添加的过硼酸钠、腐植酸化学性质稳定且数量极少,所以应用本发明不需要改变原生产工艺、设备,有利于工业化生产;
3、往正极铅膏中添加微量过硼酸钠,能够显著提高膏体的粘性及渗透性,待涂布铅膏的板栅安装到位后,大大提高板栅与活性物质的结合力,有利于改善电子传输质量,提高电池的一致性。往负极铅膏中添加微量腐植酸,直接改善电池大电流放电能力和充电接受能力,显著提升铅酸蓄电池的容量。上述诸性能改善的结果直接通过铅酸蓄电池循环寿命数来体现。
具体实施方式
下面通过实施例来进一步说明本发明,需要说明的是本发明保护范围不局限于实施例。
铅酸蓄电池铅膏,它包括正极铅膏和负极铅膏,铅膏组分按质量百分比计量。本发明中的正极铅膏在保持常规组分不变的基础上添加0.15~0.3%过硼酸钠,负极铅膏在保持常规组分不变的基础上添加0.065~0.08%腐植酸,具体添加量见表1和表2。
表1:在常规铅酸蓄电池正极铅膏组分中添加过硼酸钠实施例表
表2:在常规铅酸蓄电池负极铅膏组分中添加腐植酸实施例表
按上述正极铅膏和负极铅膏实施例所列配比量取组分,并分别投入到和膏机内,采用常规工艺制成铅膏,然后分别涂布到指定铅酸蓄电池配置的板栅上待组装到位。由于正极铅膏中添加了微量的过硼酸钠,直接提高膏体粘性和渗透性,使得板栅与活性物质的结合力大大加强,此效果有利于改善电子传输质量。负极铅膏中因添加了微量腐植酸,直接改善电池大电流放电能力和充电接受能力,显著扩大铅酸蓄电池的容量。上述诸性能改善的结果最终体现在铅酸电池循环寿命指标提高。为了验证本发明的技术效果,将上述三项实施例制成铅膏并作实际应用,由此组装的三批铅酸蓄电池。然后将本发明组装的产品与现有技术同规格铅酸蓄电池在相同测试条件下作60%DOD循环寿命试验,测试结果如下:对比例平均循环寿命2000次,实施例1平均循环寿命2650次,实施例2平均循环寿命2600次,实施例3平均循环寿命2580次。测试结果表明应用本发明取得了显著的技术效果,比现有技术产品提高循环寿命30%左右。

Claims (2)

1.一种铅酸蓄电池铅膏,它包括正极铅膏和负极铅膏,铅膏组分按质量百分比计量;其特征在于:所述正极铅膏在保持常规组分不变的基础上添加微量过硼酸钠;所述负极铅膏在保持常规组分不变的基础上添加微量腐植酸。
2.根据权利要求1所述的铅酸蓄电池铅膏,其特征在于:所述正极铅膏在保持常规组分不变的基础上添加0.15~0.3%过硼酸钠;所述负极铅膏在保持常规组分不变的基础上添加0.065~0.08%腐植酸。
CN201811129702.4A 2018-09-27 2018-09-27 铅酸蓄电池铅膏 Withdrawn CN109301208A (zh)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112151776A (zh) * 2020-08-21 2020-12-29 安徽理士电源技术有限公司 长寿命硅基双极性铅蓄电池正极铅膏及其制备方法
CN112436147A (zh) * 2020-11-20 2021-03-02 安徽省华森电源有限公司 一种铅酸蓄电池铅膏的高温和膏工艺
CN112838219A (zh) * 2021-01-04 2021-05-25 浙江南都电源动力股份有限公司 一种phev汽车用efb起停电池及制造工艺
CN114267887A (zh) * 2021-12-27 2022-04-01 河南超威正效电源有限公司 一种高性能efb起停电池制备方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112151776A (zh) * 2020-08-21 2020-12-29 安徽理士电源技术有限公司 长寿命硅基双极性铅蓄电池正极铅膏及其制备方法
CN112436147A (zh) * 2020-11-20 2021-03-02 安徽省华森电源有限公司 一种铅酸蓄电池铅膏的高温和膏工艺
CN112838219A (zh) * 2021-01-04 2021-05-25 浙江南都电源动力股份有限公司 一种phev汽车用efb起停电池及制造工艺
CN114267887A (zh) * 2021-12-27 2022-04-01 河南超威正效电源有限公司 一种高性能efb起停电池制备方法

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Application publication date: 20190201