| 摘要 |
<p>Invention refer to o composition of agricultural adjuvant, made from 42.1 ... 54.8 parts of ethyl esters of fatty acids from rapeseed or sunflower or 64.1 parts of methyl esters of fatty acids from soybean oil, 10,1..17.0 parts of ethyl alcohol, 3.9.. 6.4 parts of glycerol, 2.5...4.4 parts of triglycerides, 10.4...30 parts emulsifiers agent, represented by soybean liquid lecithin or soybean liquid lecithin and MOA-9, ether of fatty alcohol with polyoxy ethylene (9), or ammonium lauryl sulfate, 1.2 parts of potassium hydroxide or 0.95 parts of potassium acetate or 6.4 parts of potassium oleate, water 0.5... 1.7 parts, difference till 100 parts being unsaponifiable substances and salts of fatty acids or free fatty acids and salts. The process of obtainment involves the use of an excess of alcohol in the reaction of trans-esterification, maintaining than the products of trans-esterification reaction and of the in excess of the ethyl alcohol, or adding ethyl alcohol, and mixing with emulsifiers.</p> |
