【摘要】 目的优化超临界CO2流体萃取技术提取乳香挥发油的工艺。方法采用正交试验,以挥发油萃取率为考查指标,研究超临界CO2流体萃取乳香挥发油过程中压力、温度、CO2流量的影响。结果确定的较佳提取工艺是压力15MPa,温度35℃,CO2流量30L/h。结论该工艺稳定可行,为乳香挥发油的进一步开发奠定基础。更多还原

【Abstract】 Objective To optimize the technology for extracting the frankincense essential oil by supercritical CO2 extraction.Methods The orthogonal test was adopted,and the factors such as pressure,temperature and CO2 flow were investigated for optimizing the processes with the volatile oil extraction rate as measurement indicators.Results The better extraction technology was that the extraction pressure was 15MPa,the temperature was 35℃,the CO2 flow was 30L/h.Conclusion The technology is stable and feasible,and lays the foundation for further development of the frankincense essential oil.更多还原