最佳工艺条件下，蛋黄卵磷脂的提取率可达93.38%。
Under optimized conditions, the extraction yield of egg yolk lecithin reached to 93.38%.
以大豆毛油为原料，通过水化脱胶、丙酮去油和乙醇萃取等过程，提取了纯度较高的卵磷脂。
Using soybean oil as raw material, pure soybean lecithin was obtained by degumming with water, defatting with acetone and extracting with ethanol.
在此基础上，获得了实验室内提取卵磷脂的工艺条件，为日后的工业生产提供参考依据。
On the basic, the optimum conditions of lab processing are found, which lay a foundation for the industry-scale production.
采用溶剂提取和柱色谱法分离纯化市售大豆粉末磷脂（卵磷脂含量14.05%），得到高纯度的卵磷脂产品（纯度92.80%）。
Phosphatidylcholine of high purity(PC, content 92.80%) was prepared from market soybean power phospholipids(PC content 14.05%) by using solvent extraction and column chromatography.
方法：用丙酮、乙醇提取蛋黄中的卵磷脂。
Method: to extract lecithin from egg yolk with acetone and ethanol.
方法：以新鲜鸡蛋为原料提取并制备了卵磷脂，并对卵磷脂的纯度、含量、氧化程度以及质量标准进行考察。
METHODS: the lecithin was extracted and prepared from fresh yolks. The purity, the content, the percentage of oxidation and the quality standard were studied.
用最佳工艺提取得到了纯度为82%的大豆卵磷脂。
The soybean lecithin with purity 82% was prepared by the best art.
提取卵磷脂，研究了卵磷脂提取的影响因素，筛选出卵磷脂最佳提取条件。
Then, we studied the influence factors of phosphatidylcholine's extraction and determined the best extract condition.
提取卵磷脂，研究了卵磷脂提取的影响因素，筛选出卵磷脂最佳提取条件。
Then, we studied the influence factors of phosphatidylcholine's extraction and determined the best extract condition.
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