CN103000882A - 一种铅碳电池负极铅膏及其制备方法 - Google Patents
一种铅碳电池负极铅膏及其制备方法 Download PDFInfo
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Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103199244A (zh) * | 2013-04-25 | 2013-07-10 | 浙江天能电池江苏新能源有限公司 | 一种铅酸蓄电池负极铅膏及其制备方法 |
CN104076005A (zh) * | 2014-06-30 | 2014-10-01 | 浙江天能电池(江苏)有限公司 | 炭材料对木素磺酸钠吸附量的测定方法 |
CN104577058A (zh) * | 2014-12-26 | 2015-04-29 | 双登集团股份有限公司 | 一种铅炭电池负极活性物质制备方法 |
CN104577070A (zh) * | 2015-01-26 | 2015-04-29 | 深圳市瑞达电源有限公司 | 耐高温铅碳蓄电池负极材料及其制造工艺 |
CN105845991A (zh) * | 2016-05-11 | 2016-08-10 | 双登集团股份有限公司 | 汽车起停用铅碳卷绕蓄电池 |
CN106169565A (zh) * | 2016-08-03 | 2016-11-30 | 湖北润阳新能源有限公司 | 铅碳胶体电池极板铅膏配方及其制备方法 |
CN106531972A (zh) * | 2016-08-17 | 2017-03-22 | 重庆大学 | 一种铅碳电池用铅‑石墨烯复合材料的制备方法 |
CN107863500A (zh) * | 2017-09-27 | 2018-03-30 | 江苏理士电池有限公司 | 一种纯铅铅炭电池的制备方法及纯铅铅炭电池 |
CN110165220A (zh) * | 2019-06-21 | 2019-08-23 | 天能电池(芜湖)有限公司 | 一种抑制铅酸电池负极析氢的添加剂 |
CN110739457A (zh) * | 2019-10-21 | 2020-01-31 | 肇庆理士电源技术有限公司 | 铅碳电池负极铅膏及其制备方法、铅碳电池负极板及铅碳电池 |
CN110911678A (zh) * | 2019-10-21 | 2020-03-24 | 肇庆理士电源技术有限公司 | 铅碳电池抑氢负极铅膏及其制备方法、铅碳电池抑氢负极板 |
CN110993896A (zh) * | 2019-10-21 | 2020-04-10 | 肇庆理士电源技术有限公司 | 铅碳电池负极铅膏及其制备方法 |
CN111048777A (zh) * | 2019-12-13 | 2020-04-21 | 浙江天能动力能源有限公司 | 一种高孔隙率的evf系列铅蓄电池正极铅膏及其和膏方法 |
CN112786884A (zh) * | 2021-01-05 | 2021-05-11 | 浙江南都电源动力股份有限公司 | 一种汽车起停用高性能石墨烯蓄电池 |
CN114477174A (zh) * | 2020-11-12 | 2022-05-13 | 中国科学院大连化学物理研究所 | 一种复合碳材料及其制备和铅炭电池中的应用 |
CN114566617A (zh) * | 2022-01-27 | 2022-05-31 | 淄博火炬能源有限责任公司 | 湿式管状正极及其制造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101556997A (zh) * | 2009-05-25 | 2009-10-14 | 长兴昌盛电气有限公司 | 一种超级电池极板 |
CN102637861A (zh) * | 2012-05-02 | 2012-08-15 | 奇瑞汽车股份有限公司 | 炭膏及和电池炭负极及它们的制备方法、超级铅酸电池 |
CN102760867A (zh) * | 2012-07-25 | 2012-10-31 | 哈尔滨工业大学 | 包含石墨烯基水凝胶的超级电池极板、其制备方法以及由其组装的铅酸超级电池 |
-
2012
- 2012-12-28 CN CN201210581068.4A patent/CN103000882B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101556997A (zh) * | 2009-05-25 | 2009-10-14 | 长兴昌盛电气有限公司 | 一种超级电池极板 |
CN102637861A (zh) * | 2012-05-02 | 2012-08-15 | 奇瑞汽车股份有限公司 | 炭膏及和电池炭负极及它们的制备方法、超级铅酸电池 |
CN102760867A (zh) * | 2012-07-25 | 2012-10-31 | 哈尔滨工业大学 | 包含石墨烯基水凝胶的超级电池极板、其制备方法以及由其组装的铅酸超级电池 |
Cited By (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103199244A (zh) * | 2013-04-25 | 2013-07-10 | 浙江天能电池江苏新能源有限公司 | 一种铅酸蓄电池负极铅膏及其制备方法 |
CN104076005A (zh) * | 2014-06-30 | 2014-10-01 | 浙江天能电池(江苏)有限公司 | 炭材料对木素磺酸钠吸附量的测定方法 |
CN104577058A (zh) * | 2014-12-26 | 2015-04-29 | 双登集团股份有限公司 | 一种铅炭电池负极活性物质制备方法 |
CN104577070A (zh) * | 2015-01-26 | 2015-04-29 | 深圳市瑞达电源有限公司 | 耐高温铅碳蓄电池负极材料及其制造工艺 |
CN104577070B (zh) * | 2015-01-26 | 2018-09-04 | 深圳市瑞达电源有限公司 | 耐高温铅碳蓄电池负极材料及其制造方法 |
CN105845991A (zh) * | 2016-05-11 | 2016-08-10 | 双登集团股份有限公司 | 汽车起停用铅碳卷绕蓄电池 |
CN106169565A (zh) * | 2016-08-03 | 2016-11-30 | 湖北润阳新能源有限公司 | 铅碳胶体电池极板铅膏配方及其制备方法 |
CN106531972B (zh) * | 2016-08-17 | 2022-07-26 | 重庆大学 | 一种铅碳电池用铅-石墨烯复合材料的制备方法 |
CN106531972A (zh) * | 2016-08-17 | 2017-03-22 | 重庆大学 | 一种铅碳电池用铅‑石墨烯复合材料的制备方法 |
CN107863500A (zh) * | 2017-09-27 | 2018-03-30 | 江苏理士电池有限公司 | 一种纯铅铅炭电池的制备方法及纯铅铅炭电池 |
CN110165220A (zh) * | 2019-06-21 | 2019-08-23 | 天能电池(芜湖)有限公司 | 一种抑制铅酸电池负极析氢的添加剂 |
CN110739457A (zh) * | 2019-10-21 | 2020-01-31 | 肇庆理士电源技术有限公司 | 铅碳电池负极铅膏及其制备方法、铅碳电池负极板及铅碳电池 |
CN110993896A (zh) * | 2019-10-21 | 2020-04-10 | 肇庆理士电源技术有限公司 | 铅碳电池负极铅膏及其制备方法 |
CN110993896B (zh) * | 2019-10-21 | 2021-04-20 | 肇庆理士电源技术有限公司 | 铅碳电池负极铅膏及其制备方法 |
CN110739457B (zh) * | 2019-10-21 | 2022-02-22 | 肇庆理士电源技术有限公司 | 铅碳电池负极铅膏及其制备方法、铅碳电池负极板及铅碳电池 |
CN110911678A (zh) * | 2019-10-21 | 2020-03-24 | 肇庆理士电源技术有限公司 | 铅碳电池抑氢负极铅膏及其制备方法、铅碳电池抑氢负极板 |
CN111048777A (zh) * | 2019-12-13 | 2020-04-21 | 浙江天能动力能源有限公司 | 一种高孔隙率的evf系列铅蓄电池正极铅膏及其和膏方法 |
CN111048777B (zh) * | 2019-12-13 | 2020-10-23 | 浙江天能动力能源有限公司 | 一种高孔隙率的evf系列铅蓄电池正极铅膏及其和膏方法 |
CN114477174A (zh) * | 2020-11-12 | 2022-05-13 | 中国科学院大连化学物理研究所 | 一种复合碳材料及其制备和铅炭电池中的应用 |
CN114477174B (zh) * | 2020-11-12 | 2023-11-21 | 中国科学院大连化学物理研究所 | 一种复合碳材料及其制备和铅炭电池中的应用 |
CN112786884A (zh) * | 2021-01-05 | 2021-05-11 | 浙江南都电源动力股份有限公司 | 一种汽车起停用高性能石墨烯蓄电池 |
CN114566617A (zh) * | 2022-01-27 | 2022-05-31 | 淄博火炬能源有限责任公司 | 湿式管状正极及其制造方法 |
CN114566617B (zh) * | 2022-01-27 | 2024-01-02 | 淄博火炬能源有限责任公司 | 湿式管状正极及其制造方法 |
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