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Investigation of Factors Influencing Liquid Crystal Formation by Polyglyceryl-10 Stearate
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作者 Lu Xin Wang Wangsong +2 位作者 Zhao Xiao Zhao Yue xie agui 《China Detergent & Cosmetics》 2025年第4期14-21,共8页
Liquid crystal emulsifiers are widely used in skincare formulations due to their unique structural properties.In formulation development,components such as thickeners,oils,and co-emulsifiers significantly affect liqui... Liquid crystal emulsifiers are widely used in skincare formulations due to their unique structural properties.In formulation development,components such as thickeners,oils,and co-emulsifiers significantly affect liquid crystal formation.Using polyglyceryl-10 stearate as an emulsifier,we investigated the effects of thickeners,oils,higher alcohols,and fatty acids on liquid crystal structure through controlled single-factor experiments.The results showed that xanthan gum(thickener),pentaerythrityl tetraisostearate(oil),and cetearyl alcohol(higher alcohol)produced optimal liquid crystal formation,with fatty acids providing additional benefits.Homogenization speed had the most pronounced impact-both excessively high and low speeds negatively affected the liquid crystal structure. 展开更多
关键词 polyglyceryl-10 stearate liquid crystal emulsification process infuencing factors
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不同参龄、坡向及根际土壤微生物对林下园参皂苷积累的影响 被引量:2
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作者 杜欣 谢阿贵 +6 位作者 方新月 江荣鑫 熊涵 窦少华 王东明 肖永坤 刘春莹 《中国食品添加剂》 CAS 2024年第2期88-97,共10页
本研究通过高效液相色谱法同时测定林下园参中33种皂苷含量,分析不同参龄、坡向林下园参中皂苷组成与分布差异;通过高通量测序技术,分析不同坡向林下园参根际土壤微生物多样性特征及其与皂苷积累的关系。结果表明,3~5年生林下园参中均... 本研究通过高效液相色谱法同时测定林下园参中33种皂苷含量,分析不同参龄、坡向林下园参中皂苷组成与分布差异;通过高通量测序技术,分析不同坡向林下园参根际土壤微生物多样性特征及其与皂苷积累的关系。结果表明,3~5年生林下园参中均含有皂苷Re、Rg1、Rf、Rb1、Rb2、Rc、Rb3、Rd、S,R-Rg2、R-Rh1、Rh4,皂苷含量随参龄增长而增加;阳坡5年生林下园参中人参皂苷Rg1、Rc、Rb2、Rb3、Rd质量分数高于阴坡,但Re、Rf、Rb1质量分数低于阴坡。阴坡林下园参根际土壤中细菌、真菌ACE、chao和Shannon值数值均高于阳坡,且PCA距离相差均大于阳坡,其根际微生物丰度更高,多样性更丰富。阳坡阴坡真菌属类最优势属均为被孢霉属,其余菌属种类与占比均存在较大差异;阳坡优势菌利于皂苷Rg1、Rc、Rb2、Rb3、Rd的积累,阴坡优势菌利于皂苷Re、Rf、Rb1的积累。 展开更多
关键词 林下园参 人参皂苷 根际微生物 HPLC 高通量测序
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