相似相溶
- 网络similarity and intermiscibility
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该体系的特点是:基于相似相溶原理,将含PEG链的膦配体与PEG进行组合使用。
The feature of PEG biphasic system was the combination PEG and phosphine ligand with PEG chains .
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根据相似相溶原理,溶剂大多数为有机物,分离后对环境造成严重污染,如果用超临界水或超临界CO2做溶剂,将产生良好的效果。
According to principle of " like dissolves like " most of solvents are organics . There is too much environment pollution after the compounds are separated . If supercritical water and supercritical dioxide are used as solvent , the effect would be better .
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为此,根据相似相溶原理以及PbS比重远大于硫等性质,提出一种除铜新工艺,即利用PbS代替单质硫进行除铜。
Therefore , according to the theory of PbS can be dissolved in lead and the density of PbS is much higher than S , we invented a new craftwork , it is adding PbS take the place of S in decoppering .
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相似相溶规律的新解释
A New Explanation of the Rule of the Likes Dissolve Each Other
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该法利用相似相溶原理,使废酸中的有机物转移到萃取剂中,从而使硫酸分离出来。
Sulfuric acid is separated by transferring the organics in the waste acid to the extracting agent .
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提出重新解释相似相溶规律的设想&分子间可以形成相似优势引力的物质可以相溶。
It is assumed that those substances forming similar dominant intermolecular attraction can be dissolved by each other .
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然后利用相似相溶原理选择了四种有机溶剂进行剥离实验:丙酮、二甲苯、二甲基甲酰胺及乙酸乙酯。
Then , chose acetone , ethyl acetate , xylene and dimethylformamide according to solubility parameter close principle as solvents to dissolve coating finishing agents .
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根据银杏叶内不同有效成分极性不一样和相似相溶原理,选用乙二醇二甲醚这一非极性溶剂提取银杏叶中非极性成分。
According to the theory that similarities can be solvable easily in each other , nonpolar ethyl diol dimethyl ether is used to extract nonpolar compounds in ginkgo biloba leaves .
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根据相似相溶原理,在低温低度下,造成醇溶物质的析出而使白酒发生混浊,水硬度大时,由于温度下降,改变白酒溶液中的溶度积而使白酒产生混浊;
According to the theory of similar dissolve mutually , the isolation of certain alcohol-dissolved materials could result in precipitate in liquor under lower temperature , and any change of solubility product in liquor due to the decrease of temperature could also result in precipitate when water rigidity is high .