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水合肼产氢负载型催化剂研究进展

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氢气作为一种燃烧放能高且无污染的绿色能源而被广泛关注.水合肼(N2H4·H2O)的储氢量高(8.0%质量分数),且分解后的产物对环境安全无污染,是一种具有良好发展前景的绿色储氢材料.催化剂是水合肼分解产氢的关键.总结了负载金属活性中心组成和载体种类对水合肼分解产氢负载型催化剂催化效率、选择性和耐久性的影响;分析了提高水合肼分解产氢负载型催化剂催化性能的方法;最后指出了该研究方向目前存在的主要问题和面临的挑战,并对未来的可能发展方向进行了展望.
Research progress on supported catalysts for hydrogen evolution from decomposition of hydrous hydrazine
Hydrogen has been widely concerned as a green energy source with high combustion energy release.Hydrazine hydrate(N2H4·H2O)is a hydrogen storage material with a high capacity of 8.0 wt.%,and holds great potential as a green hydrogen storage material since its decomposed product is safe and environmentally friendly.Catalyst plays a crucial role in the decomposition of hydrazine hydrate for hydrogen evolution.This re-view summarizes the effects of supported metal active center composition and carrier type on the catalytic effi-ciency,selectivity,and durability of supported catalysts for hydrogen generation through the decomposition of hydrazine hydrate.Different methods to improve the catalytic performance of these supported catalysts are ana-lyzed.Moreover,the article identifies the main issues and challenges in this research area and offers potential future development directions.

hydrazine hydratesupported catalysthydrogen evolutionsupported metalcarrier

周科年、张竞哲、苑高千、杨国栋、张海军、李发亮

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武汉科技大学省部共建耐火材料与冶金国家重点实验室,武汉 430081

水合肼 负载型催化剂 产氢 负载金属 载体

2024

功能材料
重庆材料研究院 中国仪器仪表学会仪表材料学会

功能材料

CSTPCD北大核心
影响因子:0.918
ISSN:1001-9731
年,卷(期):2024.55(12)