首页|影响高速搅拌湿法制粒产物的穿心莲混合粉体关键物理特性参数研究

影响高速搅拌湿法制粒产物的穿心莲混合粉体关键物理特性参数研究

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该文研究关键粉体物理特性参数对高速搅拌湿法制粒产物性质的影响.以穿心莲提取物为模型药物,采用4种制备工艺,分别与微晶纤维素和淀粉按质量比1∶0.5,1∶1,1∶2混合制备混合粉体,采用高速搅拌湿法制粒.以颗粒收率、团块和细粉比例,颗粒休止角及颗粒Hausner ratio为指标评价制粒产物性质,并通过逐步回归分析方法研究粉体物理特性参数对制粒产物性质的影响.物料休止角、含水量、孔体积、密度以及与水的接触角是影响制粒产物性质的关键粉体物理特性参数.中药浸膏混合粉体关键物理特性参数是影响高速搅拌湿法制粒的重要因素,从物理因素角度分析了关键粉体物料特性参数对中药浸膏粉体制粒的影响.
Study on key physical properties of granulated products of Andrographis mixed powder by high-speed mixing wet method
The impact of key physical properties on granulated products by the high-speed mixing wet method was studied.Andrographis extracts were utilized as the model drug.Four processing methods were adopted to prepare mixed powder of microcrystalline cellulose (MCC) and starch with the mass ratio 1∶ 0.5,1∶1 and 1∶2 by the high-speed mixing wet method.The properties of the prepared granules were evaluated with such indexes as granule yield,the ratio of lumps and fine powder,granule-AOR and granule-HR.The impact of key physical properties on granulated products was analyzed through stepwise regression analysis.The results showed that angle of repose,moisture content,pore volume,density and contact angle with water were key physical properties of the powder.The key physical properties of Chinese medical extracts powder are the important factor impacting granulated products made by the highspeed mixing wet method.In this study,the impact of key physical properties on granulated products of Chinese medical extracts was analyzed from the physical angle.

high-speed mixing wet methodpowderphysical propertystepwise regression analysisgranule

廖正根、李哲、明良山、罗娟、蒋且英、赵国巍、梁新丽

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江西中医药大学现代中药制剂教育部重点实验室,江西南昌330004

江西青峰药物研究有限公司,江西赣州341000

江西中医药大学成人教育学院,江西南昌330006

高速搅拌湿法制粒 粉体 物理特性参数 逐步回归分析 颗粒

国家自然科学基金江西省青年科学基金江西省卫生厅中医药科研计划项目“赣鄱555”工程领军人才培养计划项目

811605222012BAB2150402012A037

2014

中国中药杂志
中国药学会

中国中药杂志

CSTPCDCSCD北大核心
影响因子:1.718
ISSN:1001-5302
年,卷(期):2014.39(19)
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