Green Chemistry:农业废弃物(秸秆)转化为甲酸的综述与评估
农业农村部环境保护科研监测所养殖业污染防治创新团队系统评估了农业废弃物(秸秆)转化为甲酸的反应路径,对每种反应路径的特点进行了分析,并从环境、经济、社会的可持续指标等方面进行分析排名,对催化氧化的反应路径进行了综述与评判。最后,对存在的问题及挑战进行了分析,对农业废弃物(秸秆)转化为甲酸的应用前景进行了展望。相关成果发表于Green Chemistry(IF=9.480)。
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Reaction pathways for conversion of agricultural waste biomass into formic acid are reviewed for established (fast pyrolysis, acid hydrolysis, wet oxidation, catalytic oxidation), and cutting-edge (photocatalysis, electrocatalysis) methods. Characteristics of each reaction pathway are analyzed and ranked with sustainability indicators (environment, economic, social) and lead to the conclusion that catalytic oxidation has the highest sustainability score for conversion of agricultural waste biomass to formic acid in terms of yield, waste emissions, feedstock cost, and innovation potential. Reaction systems for catalytic oxidation are analyzed in detail including catalysts, oxidants, solvents, catalyst recycle and product separation including large-scale aspects. Future perspectives and challenges for the efficient conversion of agricultural waste biomass into formic acid are proposed.
甲酸广泛应用在农药、医药、皮革、纺织等领域,此外,甲酸还是氢能源的理想载体。本文系统评估了农业废弃物(秸秆)转化为甲酸的反应路径,包括已建立的方法(快速热解、酸水解、湿氧化、催化氧化)以及新兴方法(光催化和电催化)。对每种反应路径的特点进行了分析,并从环境、经济、社会的可持续指标等方面进行分析排名,得出结论:对于转化秸秆类农业废弃物生产甲酸这一过程,催化氧化的方法在产量、废物排放、原料成本和创新潜力方面的可持续性因子得分最高。基于此,分别从催化剂、氧化剂、溶剂体系、产物分离、催化剂循环等方面对催化氧化的反应路径进行了综述与评判。最后,对存在的问题及挑战进行了分析,对农业废弃物(秸秆)转化为甲酸的应用前景进行了展望。
责任编辑:宋潇
校对和审核:张阳 王农