榆树在我国已有悠久的栽培历史。它材质好,生长快,适应性强,深受广大群众所喜爱,经过数年调查、选育,目前已被认为是大力发展的主要树种之一。展望未来,榆树多,榆籽多。现将我们对榆籽油提取葵酸的情况介绍如下: 一、榆籽提取葵酸的意义葵酸是我国医药工业和轻工、化工重要原料。但是,目前仍靠进口,价值每吨2万余元。遵照毛主席“独立自主,自力更生”的教导,利用我地区榆树分布较多,榆籽易获的自然条件,提取葵酸是很有意义的。葵酸在医药工业上是制取治气管炎、神经病药(复方氖经葵脂)、高级香精——防蚊叮等必不可缺少的原料。在轻工业上制防腐剂,保护剂,在塑料工业上制耐寒剂等。榆籽出油率较高,翅果出油率达10-15%,脱翅出油率达20%左右。榆籽油中含主要成份葵酸56.8%,辛酸8.4%。二、提取辛酸、葵酸流程 Elm in our country has a long history of cultivation. Its material is good, fast growth, adaptability, loved by the majority of the masses, after several years of investigation, breeding, has now been considered as one of the major tree species to develop vigorously. Looking to the future, many elm, elm seeds and more. Now we extract elm seed oil Kwai acid situation is as follows: First, the meaning of elm extract of sunflower acid Kwai acid is China’s pharmaceutical industry and light industry, an important chemical raw materials. However, at present, imports still rely on the value of more than 20,000 yuan per ton. In accordance with Chairman Mao’s “independent, self-reliance,” the teachings, the distribution of more elm in my area, easy to obtain the natural conditions of elm seeds, extraction of sunflower acid is of great significance. In the pharmaceutical industry, Kwai acid is the indispensable raw material for the treatment of bronchitis, neuropathic paints (compound neon by sunflower oil), advanced flavor - mosquito bites and so on. In the light industry system preservatives, protective agent, in the plastic industry system, such as cold agent. Elm seed oil yield higher, samara oil rate of 10-15%, off-wing oil yield of about 20%. Elm seed oil contains 56.8% of the main ingredient, octanoic acid 8.4%. Second, extract caprylic acid, acid process