CN104300160A - 一种用于电化学电池电极的催化剂的制造方法 - Google Patents

一种用于电化学电池电极的催化剂的制造方法 Download PDF

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CN104300160A
CN104300160A CN201410514674.3A CN201410514674A CN104300160A CN 104300160 A CN104300160 A CN 104300160A CN 201410514674 A CN201410514674 A CN 201410514674A CN 104300160 A CN104300160 A CN 104300160A
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catalyst
ruthenium
platinum
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高玉成
王玉芝
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QINGDAO KANGHEWEIYE COMMERCIAL Co Ltd
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QINGDAO KANGHEWEIYE COMMERCIAL 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
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
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    • H01M4/8803—Supports for the deposition of the catalytic active composition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • H01M4/921—Alloys or mixtures with metallic elements
    • 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
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Abstract

一种用于电化学电池电极的催化剂的制造方法，电化学电池电极的催化剂包括：针状纤维结构的载体晶须，其具有针状纳米级催化剂颗粒；所述针状纳米级催化剂颗粒包含不同催化剂材料叠层；其中所述催化剂纳米级颗粒为铂和钌；以及所述针状纳米级催化剂颗粒的生长表面上的铂和钌的重量比小于等于1:1，针状纳米级催化剂颗粒的整体的铂和钌的重量比在2:1和1:1之间，其特征在于，将铂和钌催化剂材料交替地真空沉积到所述针状纤维结构的载体晶须上，然后按以上比例将铂或钌中的一种催化剂材料真空地沉积到所述针状纤维结构载体晶须上。

Description

一种用于电化学电池电极的催化剂的制造方法
技术领域
本发明涉及一种用于电化学电池电极的催化剂的制造方法。
背景技术
电化学电池是现阶段人民生产生活中广泛使用的电池，其具有广泛的优点，但是目前的电化学电池技术还不能满足大规模电力系统发展的需要，例如燃料电池容量小、效率低、安全性低的特点都限制着电动车的发展，而其中燃料电池的电极性能是非常重要的一环，而在电池电极中使用催化剂是现阶段研究的热点，因此，本发明旨在寻找一种能够使电化学电池增大容量、提高转化效率、延长使用寿命的电化学电池电极的催化剂的制造方法。
发明内容
本发明提供一种用于电化学电池电极的催化剂的制造方法，电化学电池电极的催化剂包括：
针状纤维结构的载体晶须，其具有针状纳米级催化剂颗粒；
所述针状纳米级催化剂颗粒包含不同催化剂材料叠层；
其中所述催化剂纳米级颗粒为铂和钌；以及
所述针状纳米级催化剂颗粒的生长表面上的铂和钌的重量比小于等于1:1，针状纳米级催化剂颗粒的整体的铂和钌的重量比在2:1和1:1之间，
其特征在于，将铂和钌催化剂材料交替地真空沉积到所述针状纤维结构的载体晶须上，然后按以上比例将铂或钌中的一种催化剂材料真空地沉积到所述针状纤维结构载体晶须上。
具体实施方式
下面结合具体实施例，进一步阐述本发明。应理解，这些实施例仅用于说明本发明而不用于限制本发明的范围。此外应理解，在阅读了本发明讲授的内容之后，本领域技术人员可以对本发明作各种改动或修改，这些等价形式同样落于本申请所附权利要求书所限定的范围。
实施例1
该用于电化学电池电极的催化剂的制造方法，电化学电池电极的催化剂包括：
针状纤维结构的载体晶须，其具有针状纳米级催化剂颗粒；
所述针状纳米级催化剂颗粒包含不同催化剂材料叠层；
其中所述催化剂纳米级颗粒为铂和钌；以及
所述针状纳米级催化剂颗粒的生长表面上的铂和钌的重量比为1:1，针状纳米级催化剂颗粒的整体的铂和钌的重量比在2:1，
其制造步骤为，首先将铂和钌催化剂材料交替地真空沉积到所述针状纤维结构的载体晶须上，然后按以上比例将铂或钌中的一种催化剂材料真空地沉积到所述针状纤维结构载体晶须上。
实施例2
该用于电化学电池电极的催化剂的制造方法，电化学电池电极的催化剂包括：
针状纤维结构的载体晶须，其具有针状纳米级催化剂颗粒；
所述针状纳米级催化剂颗粒包含不同催化剂材料叠层；
其中所述催化剂纳米级颗粒为铂和钌；以及
所述针状纳米级催化剂颗粒的生长表面上的铂和钌的重量比为1:2，针状纳米级催化剂颗粒的整体的铂和钌的重量比为1:1，
其制造步骤为，首先将铂和钌催化剂材料交替地真空沉积到所述针状纤维结构的载体晶须上，然后按以上比例将铂或钌中的一种催化剂材料真空地沉积到所述针状纤维结构载体晶须上。
实施例3
该该用于电化学电池电极的催化剂的制造方法，电化学电池电极的催化剂包括：
针状纤维结构的载体晶须，其具有针状纳米级催化剂颗粒；
所述针状纳米级催化剂颗粒包含不同催化剂材料叠层；
其中所述催化剂纳米级颗粒为铂和钌；以及
所述针状纳米级催化剂颗粒的生长表面上的铂和钌的重量比为1:3，,针状纳米级催化剂颗粒的整体的铂和钌的重量比为3:2，
其制造步骤为，首先将铂和钌催化剂材料交替地真空沉积到所述针状纤维结构的载体晶须上，然后按以上比例将铂或钌中的一种催化剂材料真空地沉积到所述针状纤维结构载体晶须上。
使用包含了以上催化剂制造的电极的电池，电池容量变大、转换效率提高、使用寿命延长，获得了良好的技术效果。

Claims (2)

1.一种用于电化学电池电极的催化剂的制造方法，电化学电池电极的催化剂包括：
针状纤维结构的载体晶须，其具有针状纳米级催化剂颗粒；
所述针状纳米级催化剂颗粒包含不同催化剂材料叠层；
其中所述催化剂纳米级颗粒为铂和钌；以及
所述针状纳米级催化剂颗粒的生长表面上的铂和钌的重量比小于等于1:1，针状纳米级催化剂颗粒的整体的铂和钌的重量比在2:1和1:1之间，
其特征在于，将铂和钌催化剂材料交替地真空沉积到所述针状纤维结构的载体晶须上，然后按以上比例将铂或钌中的一种催化剂材料真空地沉积到所述针状纤维结构载体晶须上。
2.如权利要求1所述的用于电化学电池电极的催化剂的制造方法，其特征在于，所述针状纳米级催化剂颗粒的生长表面上的铂和钌的重量比为1:3，,针状纳米级催化剂颗粒的整体的铂和钌的重量比为3:2。
CN201410514674.3A 2014-09-29 2014-09-29 一种用于电化学电池电极的催化剂的制造方法 Pending CN104300160A (zh)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1278747A (zh) * 1997-10-10 2001-01-03 美国3M公司 用于膜电极组合件的催化剂及其制备方法
CN101401236A (zh) * 2005-11-30 2009-04-01 国家科学研究中心 通过在载体上的沉积制造燃料电池的电极的方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1278747A (zh) * 1997-10-10 2001-01-03 美国3M公司 用于膜电极组合件的催化剂及其制备方法
CN101401236A (zh) * 2005-11-30 2009-04-01 国家科学研究中心 通过在载体上的沉积制造燃料电池的电极的方法

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