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利用废茶制备活性炭及其吸附性能的研究 被引量:4
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作者 刘靖 于家佳 +1 位作者 邢殿楼 刘恒明 《环境科学导刊》 2011年第1期1-4,共4页
实验利用提取茶多酚后的废茶以微波磷酸活化法制备活性炭,研究磷酸活化剂浓度、微波功率、微波辐照时间、浸渍比等因素对制备的活性炭亚甲基蓝吸附值的影响。分别通过单一因素分析及正交实验,找到制备活性炭的最佳条件:微波功率700W、... 实验利用提取茶多酚后的废茶以微波磷酸活化法制备活性炭,研究磷酸活化剂浓度、微波功率、微波辐照时间、浸渍比等因素对制备的活性炭亚甲基蓝吸附值的影响。分别通过单一因素分析及正交实验,找到制备活性炭的最佳条件:微波功率700W、辐照时间8min、磷酸浓度20%、磷酸/样品浸渍(质量)比3∶1。利用该最佳条件制备的活性炭,验证实验表明:亚甲基蓝吸附值均>75.12 mg/g,活性炭平均回收率达到65.28%。 展开更多
关键词 活性炭 废茶利用 制备条件 吸附性能
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Advances in Research on Comprehensive Utilization of Tea Waste 被引量:7
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作者 谢枫 金玲莉 +2 位作者 涂娟 乐美旺 王璠 《Agricultural Science & Technology》 CAS 2015年第7期1552-1557,1564,共7页
China is a big producer and consumer of tea. A huge amount of tea waste is produced in China every year, resulting in environmental pollution and enormous natural resources waste. From the perspective of utilization w... China is a big producer and consumer of tea. A huge amount of tea waste is produced in China every year, resulting in environmental pollution and enormous natural resources waste. From the perspective of utilization way, this pa- per summarized the research progresses in tea waste as a raw material for ex- tracting active ingredients and preparing absorbent, activated carbon, bio-organic fer- tilizer, animal feed and nutrients for edible fungi cultivation. In addition, the develop- ment trend of comprehensive utilization of tea waste was prospected. It is found that the comprehensive utilization of tea waste using a variety of techniques can im- prove the utilization efficiency of tea waste and reduce production costs. Finally, a simple and practical comprehensive utilization program was proposed to provide a reference for practical application. 展开更多
关键词 Tea waste Comprehensive utilization Tea residue
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